fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r184-tall-174889265000845
Last Updated
June 24, 2025

About the Execution of ITS-Tools for SemanticWebServices-PT-S064P06

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 5627.00 0.00 0.00 inf inf inf inf inf inf inf inf 1 inf inf inf inf inf inf inf normal

Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r184-tall-174889265000845.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is SemanticWebServices-PT-S064P06, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r184-tall-174889265000845
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 580K
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 135K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 10K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.2K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 8 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 96K May 29 14:32 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 SemanticWebServices-PT-S064P06-UpperBounds-00
FORMULA_NAME SemanticWebServices-PT-S064P06-UpperBounds-01
FORMULA_NAME SemanticWebServices-PT-S064P06-UpperBounds-02
FORMULA_NAME SemanticWebServices-PT-S064P06-UpperBounds-03
FORMULA_NAME SemanticWebServices-PT-S064P06-UpperBounds-04
FORMULA_NAME SemanticWebServices-PT-S064P06-UpperBounds-05
FORMULA_NAME SemanticWebServices-PT-S064P06-UpperBounds-06
FORMULA_NAME SemanticWebServices-PT-S064P06-UpperBounds-07
FORMULA_NAME SemanticWebServices-PT-S064P06-UpperBounds-08
FORMULA_NAME SemanticWebServices-PT-S064P06-UpperBounds-09
FORMULA_NAME SemanticWebServices-PT-S064P06-UpperBounds-10
FORMULA_NAME SemanticWebServices-PT-S064P06-UpperBounds-11
FORMULA_NAME SemanticWebServices-PT-S064P06-UpperBounds-12
FORMULA_NAME SemanticWebServices-PT-S064P06-UpperBounds-13
FORMULA_NAME SemanticWebServices-PT-S064P06-UpperBounds-14
FORMULA_NAME SemanticWebServices-PT-S064P06-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1749214833975

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SemanticWebServices-PT-S064P06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-06 13:00:35] [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]
[2025-06-06 13:00:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 13:00:35] [INFO ] Load time of PNML (sax parser for PT used): 70 ms
[2025-06-06 13:00:35] [INFO ] Transformed 97 places.
[2025-06-06 13:00:35] [INFO ] Transformed 164 transitions.
[2025-06-06 13:00:35] [INFO ] Parsed PT model containing 97 places and 164 transitions and 661 arcs in 163 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Reduction of identical properties reduced properties to check from 16 to 15
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 2 transitions.
Ensure Unique test removed 80 transitions
Reduce redundant transitions removed 80 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0] Max Struct:[+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, 1, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-06-06 13:00:35] [INFO ] Flow matrix only has 73 transitions (discarded 9 similar events)
// Phase 1: matrix 73 rows 95 cols
[2025-06-06 13:00:35] [INFO ] Computed 25 invariants in 8 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 1, +inf, +inf, +inf, +inf, +inf, +inf]
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10000 steps (2 resets) in 54 ms. (181 steps per ms)
BEST_FIRST walk for 140014 steps (28 resets) in 115 ms. (1207 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[48, 90, 5, 160, 104, 44, 46, 46, 47, 88, 10, 88, 100, 88] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-06-06 13:00:35] [INFO ] Flow matrix only has 73 transitions (discarded 9 similar events)
[2025-06-06 13:00:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:35] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2025-06-06 13:00:35] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 10 ms returned sat
[2025-06-06 13:00:35] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2025-06-06 13:00:35] [INFO ] State equation strengthened by 27 read => feed constraints.
[2025-06-06 13:00:35] [INFO ] [Real]Added 27 Read/Feed constraints in 8 ms returned sat
[2025-06-06 13:00:35] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 7 ms.
[2025-06-06 13:00:35] [INFO ] Added : 1 causal constraints over 1 iterations in 25 ms. Result :sat
Minimization took 12 ms.
[2025-06-06 13:00:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:35] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:35] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2025-06-06 13:00:35] [INFO ] [Nat]Added 27 Read/Feed constraints in 3 ms returned sat
[2025-06-06 13:00:35] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 8 ms.
[2025-06-06 13:00:35] [INFO ] Added : 1 causal constraints over 1 iterations in 28 ms. Result :sat
Minimization took 9 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Added 27 Read/Feed constraints in 9 ms returned sat
[2025-06-06 13:00:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:36] [INFO ] [Nat]Absence check using 2 positive place invariants in 11 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Nat]Added 27 Read/Feed constraints in 4 ms returned sat
[2025-06-06 13:00:36] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 9 ms.
[2025-06-06 13:00:36] [INFO ] Added : 0 causal constraints over 0 iterations in 18 ms. Result :sat
Minimization took 9 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Added 27 Read/Feed constraints in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:36] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Nat]Added 27 Read/Feed constraints in 4 ms returned sat
[2025-06-06 13:00:36] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 3 ms.
[2025-06-06 13:00:36] [INFO ] Added : 4 causal constraints over 2 iterations in 24 ms. Result :sat
Minimization took 13 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 4 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Added 27 Read/Feed constraints in 2 ms returned sat
[2025-06-06 13:00:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:36] [INFO ] [Nat]Absence check using 2 positive place invariants in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Nat]Added 27 Read/Feed constraints in 2 ms returned sat
[2025-06-06 13:00:36] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 3 ms.
[2025-06-06 13:00:36] [INFO ] Added : 0 causal constraints over 0 iterations in 11 ms. Result :sat
Minimization took 10 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Added 27 Read/Feed constraints in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:36] [INFO ] [Nat]Absence check using 2 positive place invariants in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Nat]Added 27 Read/Feed constraints in 2 ms returned sat
[2025-06-06 13:00:36] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 3 ms.
[2025-06-06 13:00:36] [INFO ] Added : 0 causal constraints over 0 iterations in 10 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Added 27 Read/Feed constraints in 2 ms returned sat
[2025-06-06 13:00:36] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 6 ms.
[2025-06-06 13:00:36] [INFO ] Added : 2 causal constraints over 1 iterations in 24 ms. Result :sat
Minimization took 12 ms.
[2025-06-06 13:00:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:36] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Nat]Added 27 Read/Feed constraints in 4 ms returned sat
[2025-06-06 13:00:36] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 4 ms.
[2025-06-06 13:00:36] [INFO ] Added : 2 causal constraints over 1 iterations in 24 ms. Result :sat
Minimization took 14 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2025-06-06 13:00:36] [INFO ] [Real]Added 27 Read/Feed constraints in 3 ms returned sat
[2025-06-06 13:00:36] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 4 ms.
[2025-06-06 13:00:36] [INFO ] Added : 2 causal constraints over 1 iterations in 20 ms. Result :sat
Minimization took 9 ms.
[2025-06-06 13:00:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 5 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Added 27 Read/Feed constraints in 3 ms returned sat
[2025-06-06 13:00:37] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 4 ms.
[2025-06-06 13:00:37] [INFO ] Added : 2 causal constraints over 1 iterations in 19 ms. Result :sat
Minimization took 11 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 6 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Real]Added 27 Read/Feed constraints in 2 ms returned sat
[2025-06-06 13:00:37] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 4 ms.
[2025-06-06 13:00:37] [INFO ] Added : 2 causal constraints over 1 iterations in 14 ms. Result :sat
Minimization took 9 ms.
[2025-06-06 13:00:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 2 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Added 27 Read/Feed constraints in 2 ms returned sat
[2025-06-06 13:00:37] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 4 ms.
[2025-06-06 13:00:37] [INFO ] Added : 2 causal constraints over 1 iterations in 14 ms. Result :sat
Minimization took 9 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Real]Added 27 Read/Feed constraints in 2 ms returned sat
[2025-06-06 13:00:37] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 3 ms.
[2025-06-06 13:00:37] [INFO ] Added : 1 causal constraints over 1 iterations in 14 ms. Result :sat
Minimization took 10 ms.
[2025-06-06 13:00:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Added 27 Read/Feed constraints in 2 ms returned sat
[2025-06-06 13:00:37] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 4 ms.
[2025-06-06 13:00:37] [INFO ] Added : 1 causal constraints over 1 iterations in 15 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:37] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Real]Added 27 Read/Feed constraints in 2 ms returned sat
[2025-06-06 13:00:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Added 27 Read/Feed constraints in 3 ms returned sat
[2025-06-06 13:00:37] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 3 ms.
[2025-06-06 13:00:37] [INFO ] Added : 0 causal constraints over 0 iterations in 11 ms. Result :sat
Minimization took 12 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Real]Added 27 Read/Feed constraints in 3 ms returned sat
[2025-06-06 13:00:37] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 4 ms.
[2025-06-06 13:00:37] [INFO ] Added : 2 causal constraints over 1 iterations in 18 ms. Result :sat
Minimization took 9 ms.
[2025-06-06 13:00:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 2 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Added 27 Read/Feed constraints in 3 ms returned sat
[2025-06-06 13:00:37] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 4 ms.
[2025-06-06 13:00:37] [INFO ] Added : 2 causal constraints over 1 iterations in 14 ms. Result :sat
Minimization took 9 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 15 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Real]Added 27 Read/Feed constraints in 2 ms returned sat
[2025-06-06 13:00:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2025-06-06 13:00:37] [INFO ] [Nat]Added 27 Read/Feed constraints in 2 ms returned sat
[2025-06-06 13:00:37] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 4 ms.
[2025-06-06 13:00:37] [INFO ] Added : 0 causal constraints over 0 iterations in 10 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:38] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:38] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:38] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2025-06-06 13:00:38] [INFO ] [Real]Added 27 Read/Feed constraints in 2 ms returned sat
[2025-06-06 13:00:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:38] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:38] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 5 ms returned sat
[2025-06-06 13:00:38] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2025-06-06 13:00:38] [INFO ] [Nat]Added 27 Read/Feed constraints in 2 ms returned sat
[2025-06-06 13:00:38] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 3 ms.
[2025-06-06 13:00:38] [INFO ] Added : 0 causal constraints over 0 iterations in 10 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:38] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:38] [INFO ] [Real]Absence check using 2 positive and 23 generalized place invariants in 4 ms returned sat
[2025-06-06 13:00:38] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2025-06-06 13:00:38] [INFO ] [Real]Added 27 Read/Feed constraints in 4 ms returned sat
[2025-06-06 13:00:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 13:00:38] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-06 13:00:38] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 3 ms returned sat
[2025-06-06 13:00:38] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2025-06-06 13:00:38] [INFO ] [Nat]Added 27 Read/Feed constraints in 3 ms returned sat
[2025-06-06 13:00:38] [INFO ] Computed and/alt/rep : 31/55/31 causal constraints (skipped 1 transitions) in 4 ms.
[2025-06-06 13:00:38] [INFO ] Added : 0 causal constraints over 0 iterations in 9 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[48, 90, 5, 160, 104, 44, 46, 46, 47, 88, 10, 88, 100, 88] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[50, 92, 7, 162, 106, 46, 48, 48, 49, 90, 12, 90, 102, 89] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 14 out of 95 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 95/95 places, 82/82 transitions.
Graph (complete) has 124 edges and 95 vertex of which 27 are kept as prefixes of interest. Removing 68 places using SCC suffix rule.0 ms
Discarding 68 places :
Also discarding 16 output transitions
Drop transitions (Output transitions of discarded places.) removed 16 transitions
Ensure Unique test removed 3 places
Drop transitions (Empty/Sink Transition effects.) removed 40 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 41 transitions.
Iterating post reduction 0 with 44 rules applied. Total rules applied 45 place count 24 transition count 25
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 46 place count 23 transition count 24
Iterating global reduction 1 with 1 rules applied. Total rules applied 47 place count 23 transition count 24
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 48 place count 23 transition count 23
Free-agglomeration rule applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 50 place count 23 transition count 21
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 53 place count 21 transition count 20
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 54 place count 20 transition count 19
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 55 place count 19 transition count 19
Applied a total of 55 rules in 24 ms. Remains 19 /95 variables (removed 76) and now considering 19/82 (removed 63) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 19/95 places, 19/82 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Found an invariant !
This invariant on transitions {3=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {10=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 14) seen :[2147483647, 2147483647, 2147483647, 2147483647, 2147483647, 2147483647, 2147483647, 2147483647, 2147483647, 2147483647, 2147483647, 2147483647, 2147483647, 2147483647]
Current structural bounds on expressions (after cover walk) : Max Seen:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 19 rows 19 cols
[2025-06-06 13:00:38] [INFO ] Computed 2 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 878 ms. (1137 steps per ms)
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-15 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-13 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-12 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-11 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-10 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-09 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-07 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-06 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-14 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-05 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-04 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-03 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-02 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-01 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-UpperBounds-00 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 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 )
[2025-06-06 13:00:39] [INFO ] Flatten gal took : 16 ms
[2025-06-06 13:00:39] [INFO ] Flatten gal took : 3 ms
[2025-06-06 13:00:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality271479382894265390.gal : 3 ms
[2025-06-06 13:00:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16776026284203998957.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/ReachabilityCardinality271479382894265390.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16776026284203998957.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 ...328
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 4450 ms.

BK_STOP 1749214839602

--------------------
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="SemanticWebServices-PT-S064P06"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
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 2-5832"
echo " Executing tool itstools"
echo " Input is SemanticWebServices-PT-S064P06, 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 r184-tall-174889265000845"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SemanticWebServices-PT-S064P06.tgz
mv SemanticWebServices-PT-S064P06 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 ;