About the Execution of 2025-gold for Diffusion2D-PT-D40N150
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-177955700800025.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-D40N150, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r111-tall-177955700800025
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 5.1M
-rw-r--r-- 1 mcc users 7.5K Mar 6 16:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Mar 6 16:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Mar 6 16:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 67K Mar 6 16:02 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.4K Mar 15 09:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 09:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K 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 16K Mar 6 16:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 144K Mar 6 16:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Mar 6 16:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 48K Mar 6 16:02 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-D40N150-UpperBounds-00
FORMULA_NAME Diffusion2D-PT-D40N150-UpperBounds-01
FORMULA_NAME Diffusion2D-PT-D40N150-UpperBounds-02
FORMULA_NAME Diffusion2D-PT-D40N150-UpperBounds-03
FORMULA_NAME Diffusion2D-PT-D40N150-UpperBounds-04
FORMULA_NAME Diffusion2D-PT-D40N150-UpperBounds-05
FORMULA_NAME Diffusion2D-PT-D40N150-UpperBounds-06
FORMULA_NAME Diffusion2D-PT-D40N150-UpperBounds-07
FORMULA_NAME Diffusion2D-PT-D40N150-UpperBounds-08
FORMULA_NAME Diffusion2D-PT-D40N150-UpperBounds-09
FORMULA_NAME Diffusion2D-PT-D40N150-UpperBounds-10
FORMULA_NAME Diffusion2D-PT-D40N150-UpperBounds-11
FORMULA_NAME Diffusion2D-PT-D40N150-UpperBounds-12
FORMULA_NAME Diffusion2D-PT-D40N150-UpperBounds-13
FORMULA_NAME Diffusion2D-PT-D40N150-UpperBounds-14
FORMULA_NAME Diffusion2D-PT-D40N150-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1779627537220
Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Diffusion2D-PT-D40N150
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-24 12:58:58] [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 12:58:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 12:58:58] [INFO ] Load time of PNML (sax parser for PT used): 325 ms
[2026-05-24 12:58:58] [INFO ] Transformed 1600 places.
[2026-05-24 12:58:59] [INFO ] Transformed 12324 transitions.
[2026-05-24 12:58:59] [INFO ] Parsed PT model containing 1600 places and 12324 transitions and 24648 arcs in 488 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 12:58:59] [INFO ] Computed 1 invariants in 163 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:[150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150]
RANDOM walk for 10119 steps (2 resets) in 12 ms. (778 steps per ms)
BEST_FIRST walk for 160016 steps (32 resets) in 129 ms. (1230 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150]
[2026-05-24 12:58:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:00] [INFO ] [Real]Absence check using 1 positive place invariants in 26 ms returned sat
[2026-05-24 12:59:02] [INFO ] [Real]Absence check using state equation in 2146 ms returned sat
[2026-05-24 12:59:03] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 822 ms.
[2026-05-24 12:59:03] [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 12:59:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 19 ms returned sat
[2026-05-24 12:59:06] [INFO ] [Nat]Absence check using state equation in 2110 ms returned sat
[2026-05-24 12:59:07] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 637 ms.
Minimization took 1085 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:08] [INFO ] [Real]Absence check using 1 positive place invariants in 16 ms returned sat
[2026-05-24 12:59:10] [INFO ] [Real]Absence check using state equation in 2154 ms returned sat
[2026-05-24 12:59:11] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 640 ms.
[2026-05-24 12:59:11] [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 12:59:11] [INFO ] [Nat]Absence check using 1 positive place invariants in 19 ms returned sat
[2026-05-24 12:59:13] [INFO ] [Nat]Absence check using state equation in 2165 ms returned sat
[2026-05-24 12:59:14] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 587 ms.
Minimization took 1347 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:16] [INFO ] [Real]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:59:18] [INFO ] [Real]Absence check using state equation in 2048 ms returned sat
[2026-05-24 12:59:19] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 573 ms.
[2026-05-24 12:59:19] [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 12:59:19] [INFO ] [Nat]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:59:21] [INFO ] [Nat]Absence check using state equation in 2034 ms returned sat
[2026-05-24 12:59:22] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 556 ms.
Minimization took 1098 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:23] [INFO ] [Real]Absence check using 1 positive place invariants in 16 ms returned sat
[2026-05-24 12:59:25] [INFO ] [Real]Absence check using state equation in 2073 ms returned sat
[2026-05-24 12:59:26] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 587 ms.
[2026-05-24 12:59:26] [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 12:59:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 18 ms returned sat
[2026-05-24 12:59:29] [INFO ] [Nat]Absence check using state equation in 2100 ms returned sat
[2026-05-24 12:59:29] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 572 ms.
Minimization took 1111 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:31] [INFO ] [Real]Absence check using 1 positive place invariants in 16 ms returned sat
[2026-05-24 12:59:33] [INFO ] [Real]Absence check using state equation in 1997 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.
[2026-05-24 12:59:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:34] [INFO ] [Nat]Absence check using 1 positive place invariants in 18 ms returned sat
[2026-05-24 12:59:36] [INFO ] [Nat]Absence check using state equation in 1985 ms returned sat
[2026-05-24 12:59:37] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 536 ms.
Minimization took 1097 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:38] [INFO ] [Real]Absence check using 1 positive place invariants in 16 ms returned sat
[2026-05-24 12:59:40] [INFO ] [Real]Absence check using state equation in 2122 ms returned sat
[2026-05-24 12:59:41] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 572 ms.
[2026-05-24 12:59:41] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:41] [INFO ] [Nat]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:59:43] [INFO ] [Nat]Absence check using state equation in 2145 ms returned sat
[2026-05-24 12:59:44] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 575 ms.
Minimization took 1100 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:45] [INFO ] [Real]Absence check using 1 positive place invariants in 16 ms returned sat
[2026-05-24 12:59:48] [INFO ] [Real]Absence check using state equation in 2190 ms returned sat
[2026-05-24 12:59:49] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 595 ms.
[2026-05-24 12:59:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:49] [INFO ] [Nat]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:59:51] [INFO ] [Nat]Absence check using state equation in 2182 ms returned sat
[2026-05-24 12:59:52] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 583 ms.
Minimization took 1313 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:53] [INFO ] [Real]Absence check using 1 positive place invariants in 16 ms returned sat
[2026-05-24 12:59:55] [INFO ] [Real]Absence check using state equation in 1922 ms returned sat
[2026-05-24 12:59:56] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 539 ms.
[2026-05-24 12:59:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:59:58] [INFO ] [Nat]Absence check using state equation in 1906 ms returned sat
[2026-05-24 12:59:59] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 540 ms.
Minimization took 1106 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:00] [INFO ] [Real]Absence check using 1 positive place invariants in 16 ms returned sat
[2026-05-24 13:00:02] [INFO ] [Real]Absence check using state equation in 2034 ms returned sat
[2026-05-24 13:00:03] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 540 ms.
[2026-05-24 13:00:03] [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 13:00:03] [INFO ] [Nat]Absence check using 1 positive place invariants in 19 ms returned sat
[2026-05-24 13:00:05] [INFO ] [Nat]Absence check using state equation in 2009 ms returned sat
[2026-05-24 13:00:06] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 521 ms.
Minimization took 1109 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:08] [INFO ] [Real]Absence check using 1 positive place invariants in 16 ms returned sat
[2026-05-24 13:00:09] [INFO ] [Real]Absence check using state equation in 1848 ms returned sat
[2026-05-24 13:00:10] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 504 ms.
[2026-05-24 13:00:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:10] [INFO ] [Nat]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 13:00:12] [INFO ] [Nat]Absence check using state equation in 1961 ms returned sat
[2026-05-24 13:00:13] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 548 ms.
Minimization took 1335 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:15] [INFO ] [Real]Absence check using 1 positive place invariants in 16 ms returned sat
[2026-05-24 13:00:17] [INFO ] [Real]Absence check using state equation in 1994 ms returned sat
[2026-05-24 13:00:18] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 498 ms.
[2026-05-24 13:00:18] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:18] [INFO ] [Nat]Absence check using 1 positive place invariants in 18 ms returned sat
[2026-05-24 13:00:20] [INFO ] [Nat]Absence check using state equation in 2110 ms returned sat
[2026-05-24 13:00:21] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 556 ms.
Minimization took 1132 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:22] [INFO ] [Real]Absence check using 1 positive place invariants in 16 ms returned sat
[2026-05-24 13:00:24] [INFO ] [Real]Absence check using state equation in 2084 ms returned sat
[2026-05-24 13:00:25] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 528 ms.
[2026-05-24 13:00:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 21 ms returned sat
[2026-05-24 13:00:28] [INFO ] [Nat]Absence check using state equation in 2198 ms returned sat
[2026-05-24 13:00:28] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 521 ms.
Minimization took 1141 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:30] [INFO ] [Real]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 13:00:31] [INFO ] [Real]Absence check using state equation in 1861 ms returned sat
[2026-05-24 13:00:32] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 557 ms.
[2026-05-24 13:00:32] [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 13:00:33] [INFO ] [Nat]Absence check using 1 positive place invariants in 18 ms returned sat
[2026-05-24 13:00:35] [INFO ] [Nat]Absence check using state equation in 1908 ms returned sat
[2026-05-24 13:00:35] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 480 ms.
Minimization took 1154 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:37] [INFO ] [Real]Absence check using 1 positive place invariants in 15 ms returned sat
[2026-05-24 13:00:39] [INFO ] [Real]Absence check using state equation in 2024 ms returned sat
[2026-05-24 13:00:40] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 553 ms.
[2026-05-24 13:00:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 13:00:42] [INFO ] [Nat]Absence check using state equation in 2047 ms returned sat
[2026-05-24 13:00:43] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 498 ms.
Minimization took 1133 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:44] [INFO ] [Real]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 13:00:46] [INFO ] [Real]Absence check using state equation in 2091 ms returned sat
[2026-05-24 13:00:47] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 489 ms.
[2026-05-24 13:00:47] [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 13:00:47] [INFO ] [Nat]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 13:00:49] [INFO ] [Nat]Absence check using state equation in 1975 ms returned sat
[2026-05-24 13:00:50] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 489 ms.
Minimization took 1133 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:51] [INFO ] [Real]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 13:00:53] [INFO ] [Real]Absence check using state equation in 1869 ms returned sat
[2026-05-24 13:00:54] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 491 ms.
[2026-05-24 13:00:54] [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 13:00:54] [INFO ] [Nat]Absence check using 1 positive place invariants in 19 ms returned sat
[2026-05-24 13:00:56] [INFO ] [Nat]Absence check using state equation in 1977 ms returned sat
[2026-05-24 13:00:57] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 519 ms.
Minimization took 1124 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150]
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 12088 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 12088 transitions
Ensure Unique test removed 202 transitions
Reduce isomorphic transitions removed 12290 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 4 place count 17 transition count 31
Applied a total of 4 rules in 58 ms. Remains 17 /1600 variables (removed 1583) and now considering 31/12324 (removed 12293) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 17/1600 places, 31/12324 transitions.
// Phase 1: matrix 31 rows 17 cols
[2026-05-24 13:00:58] [INFO ] Computed 1 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150, 150]
RANDOM walk for 1000097 steps (2 resets) in 131 ms. (7576 steps per ms)
FORMULA Diffusion2D-PT-D40N150-UpperBounds-15 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N150-UpperBounds-14 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N150-UpperBounds-13 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N150-UpperBounds-12 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N150-UpperBounds-11 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N150-UpperBounds-10 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N150-UpperBounds-09 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N150-UpperBounds-08 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N150-UpperBounds-07 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N150-UpperBounds-06 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N150-UpperBounds-05 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N150-UpperBounds-04 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N150-UpperBounds-03 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N150-UpperBounds-02 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N150-UpperBounds-01 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N150-UpperBounds-00 150 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (2 resets) in 464 ms. (2150 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 13:00:59] [INFO ] Flatten gal took : 133 ms
[2026-05-24 13:00:59] [INFO ] Flatten gal took : 5 ms
[2026-05-24 13:00:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8473646309641410410.gal : 3 ms
[2026-05-24 13:00:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14819327961858726098.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/ReachabilityCardinality8473646309641410410.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14819327961858726098.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.
its-reach command run as :
ITS tools runner thread asked to quit. Dying gracefully.
/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
java.io.IOException: Stream closed
at java.base/java.io.BufferedInputStream.ensureOpen(BufferedInputStream.java:206)
at java.base/java.io.BufferedInputStream.implRead(BufferedInputStream.java:411)
at java.base/java.io.BufferedInputStream.read(BufferedInputStream.java:405)
at java.base/sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:350)
at java.base/sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:393)
at java.base/sun.nio.cs.StreamDecoder.lockedRead(StreamDecoder.java:217)
at java.base/sun.nio.cs.StreamDecoder.read(StreamDecoder.java:171)
at java.base/java.io.InputStreamReader.read(InputStreamReader.java:188)
at java.base/java.io.BufferedReader.fill(BufferedReader.java:160)
at java.base/java.io.BufferedReader.implReadLine(BufferedReader.java:370)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:347)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:436)
at fr.lip6.move.gal.application.runner.its.ITSRunner$ITSInterpreter.run(ITSRunner.java:211)
at java.base/java.lang.Thread.run(Thread.java:1583)
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 120859 ms.
BK_STOP 1779627659420
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Diffusion2D-PT-D40N150"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$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-D40N150, 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-177955700800025"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D40N150.tgz
mv Diffusion2D-PT-D40N150 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 ;