About the Execution of ITS-Tools for LamportFastMutEx-COL-6
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 26171.00 | 0.00 | 0.00 | 5 6 5 5 6 30 6 1 6 1 30 5 5 5 6 6 | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r114-tall-174876423100629.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 LamportFastMutEx-COL-6, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-tall-174876423100629
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 52K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 133K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K 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 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 2 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 42K 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 LamportFastMutEx-COL-6-UpperBounds-00
FORMULA_NAME LamportFastMutEx-COL-6-UpperBounds-01
FORMULA_NAME LamportFastMutEx-COL-6-UpperBounds-02
FORMULA_NAME LamportFastMutEx-COL-6-UpperBounds-03
FORMULA_NAME LamportFastMutEx-COL-6-UpperBounds-04
FORMULA_NAME LamportFastMutEx-COL-6-UpperBounds-05
FORMULA_NAME LamportFastMutEx-COL-6-UpperBounds-06
FORMULA_NAME LamportFastMutEx-COL-6-UpperBounds-07
FORMULA_NAME LamportFastMutEx-COL-6-UpperBounds-08
FORMULA_NAME LamportFastMutEx-COL-6-UpperBounds-09
FORMULA_NAME LamportFastMutEx-COL-6-UpperBounds-10
FORMULA_NAME LamportFastMutEx-COL-6-UpperBounds-11
FORMULA_NAME LamportFastMutEx-COL-6-UpperBounds-12
FORMULA_NAME LamportFastMutEx-COL-6-UpperBounds-13
FORMULA_NAME LamportFastMutEx-COL-6-UpperBounds-14
FORMULA_NAME LamportFastMutEx-COL-6-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748874310578
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LamportFastMutEx-COL-6
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202505121319
[2025-06-02 14:25:12] [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]
[2025-06-02 14:25:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 14:25:12] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-06-02 14:25:12] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-02 14:25:12] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 647 ms
[2025-06-02 14:25:12] [INFO ] Imported 18 HL places and 17 HL transitions for a total of 217 PT places and 525.0 transition bindings in 22 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
[2025-06-02 14:25:12] [INFO ] Built PT skeleton of HLPN with 18 places and 17 transitions 68 arcs in 5 ms.
[2025-06-02 14:25:12] [INFO ] Skeletonized 16 HLPN properties in 0 ms.
Reduce places removed 3 places and 0 transitions.
// Phase 1: matrix 17 rows 15 cols
[2025-06-02 14:25:12] [INFO ] Computed 2 invariants in 6 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 6, 1, 0, 1, 0, 0, 0, 0, 6, 0] Max Struct:[6, 6, 6, 6, 6, 36, 6, 1, 6, 1, 36, 6, 6, 6, 6, 6]
FORMULA LamportFastMutEx-COL-6-UpperBounds-14 6 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA LamportFastMutEx-COL-6-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA LamportFastMutEx-COL-6-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA LamportFastMutEx-COL-6-UpperBounds-06 6 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2025-06-02 14:25:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:13] [INFO ] [Real]Absence check using 2 positive place invariants in 5 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2025-06-02 14:25:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-02 14:25:13] [INFO ] [Real]Added 1 Read/Feed constraints in 2 ms returned sat
[2025-06-02 14:25:13] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-02 14:25:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-02 14:25:13] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-02 14:25:13] [INFO ] Added : 7 causal constraints over 2 iterations in 25 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:13] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-02 14:25:13] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-02 14:25:13] [INFO ] Added : 4 causal constraints over 1 iterations in 16 ms. Result :sat
Minimization took 6 ms.
[2025-06-02 14:25:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-02 14:25:13] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-02 14:25:13] [INFO ] Added : 4 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 4 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:13] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Real]Added 1 Read/Feed constraints in 3 ms returned sat
[2025-06-02 14:25:13] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-02 14:25:13] [INFO ] Added : 6 causal constraints over 2 iterations in 12 ms. Result :sat
Minimization took 5 ms.
[2025-06-02 14:25:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-02 14:25:13] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-02 14:25:13] [INFO ] Added : 6 causal constraints over 2 iterations in 15 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:13] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Real]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-02 14:25:13] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-02 14:25:13] [INFO ] Added : 5 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 4 ms.
[2025-06-02 14:25:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-02 14:25:13] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-02 14:25:13] [INFO ] Added : 5 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 4 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:13] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-02 14:25:13] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-02 14:25:13] [INFO ] Added : 4 causal constraints over 1 iterations in 12 ms. Result :sat
Minimization took 4 ms.
[2025-06-02 14:25:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-02 14:25:13] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-02 14:25:13] [INFO ] Added : 4 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:13] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-02 14:25:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-02 14:25:13] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-02 14:25:13] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-02 14:25:13] [INFO ] Added : 11 causal constraints over 3 iterations in 16 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:14] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Real]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-02 14:25:14] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-02 14:25:14] [INFO ] Added : 4 causal constraints over 1 iterations in 23 ms. Result :sat
Minimization took 6 ms.
[2025-06-02 14:25:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-02 14:25:14] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-02 14:25:14] [INFO ] Added : 4 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 4 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:14] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-02 14:25:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-02 14:25:14] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-02 14:25:14] [INFO ] Added : 11 causal constraints over 3 iterations in 9 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:14] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Real]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-02 14:25:14] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-02 14:25:14] [INFO ] Added : 9 causal constraints over 2 iterations in 10 ms. Result :sat
Minimization took 5 ms.
[2025-06-02 14:25:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-02 14:25:14] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-02 14:25:14] [INFO ] Added : 9 causal constraints over 2 iterations in 9 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:14] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Real]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-02 14:25:14] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-02 14:25:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-02 14:25:14] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-02 14:25:14] [INFO ] Added : 6 causal constraints over 2 iterations in 7 ms. Result :sat
Minimization took 4 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:14] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Real]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-02 14:25:14] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-02 14:25:14] [INFO ] Added : 7 causal constraints over 2 iterations in 9 ms. Result :sat
Minimization took 4 ms.
[2025-06-02 14:25:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-02 14:25:14] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-02 14:25:14] [INFO ] Added : 7 causal constraints over 2 iterations in 5 ms. Result :sat
Minimization took 4 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:14] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-02 14:25:14] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-02 14:25:14] [INFO ] Added : 4 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 4 ms.
[2025-06-02 14:25:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-02 14:25:14] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-02 14:25:14] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-02 14:25:14] [INFO ] Added : 4 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[6, 6, 6, 6, 6, 36, 6, 36, 6, 6, 6, 6]
Domain [pid(7), pid(7)] of place P_wait breaks symmetries in sort pid
Symmetric sort wr.t. initial and guards and successors and join/free detected :P_bool
Arc [3:1*[$i, 1]] contains constants of sort P_bool
Transition T_setbi_2 : constants on arcs in [[3:1*[$i, 1]]] introduces in P_bool(2) partition with 1 elements that refines current partition to 2 subsets.
[2025-06-02 14:25:14] [INFO ] Unfolded HLPN to a Petri net with 217 places and 420 transitions 1834 arcs in 28 ms.
[2025-06-02 14:25:14] [INFO ] Unfolded 12 HLPN properties in 0 ms.
Deduced a syphon composed of 41 places in 1 ms
Reduce places removed 41 places and 66 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[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]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[6, 6, 6, 6, 6, 36, 6, 36, 6, 6, 6, 6]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[6, 6, 6, 6, 6, 36, 6, 36, 6, 6, 6, 6]
[2025-06-02 14:25:14] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
// Phase 1: matrix 264 rows 176 cols
[2025-06-02 14:25:14] [INFO ] Computed 50 invariants in 6 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[6, 6, 6, 6, 6, 36, 6, 36, 6, 6, 6, 6]
RANDOM walk for 10000 steps (2 resets) in 86 ms. (114 steps per ms)
FORMULA LamportFastMutEx-COL-6-UpperBounds-08 6 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LamportFastMutEx-COL-6-UpperBounds-01 6 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 100007 steps (20 resets) in 197 ms. (505 steps per ms)
FORMULA LamportFastMutEx-COL-6-UpperBounds-15 6 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[5, 5, 5, 5, 30, 30, 5, 5, 5] Max Struct:[6, 6, 6, 6, 36, 36, 6, 6, 6]
[2025-06-02 14:25:14] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2025-06-02 14:25:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:14] [INFO ] [Real]Absence check using 50 positive place invariants in 11 ms returned sat
[2025-06-02 14:25:15] [INFO ] [Real]Absence check using state equation in 84 ms returned sat
[2025-06-02 14:25:15] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-06-02 14:25:15] [INFO ] [Real]Added 72 Read/Feed constraints in 11 ms returned sat
[2025-06-02 14:25:15] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:15] [INFO ] [Nat]Absence check using 50 positive place invariants in 11 ms returned sat
[2025-06-02 14:25:15] [INFO ] [Nat]Absence check using state equation in 65 ms returned sat
[2025-06-02 14:25:15] [INFO ] [Nat]Added 72 Read/Feed constraints in 16 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:15] [INFO ] Deduced a trap composed of 9 places in 118 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:15] [INFO ] Deduced a trap composed of 9 places in 91 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:15] [INFO ] Deduced a trap composed of 9 places in 96 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:15] [INFO ] Deduced a trap composed of 9 places in 92 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:15] [INFO ] Deduced a trap composed of 15 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:15] [INFO ] Deduced a trap composed of 15 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:15] [INFO ] Deduced a trap composed of 8 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:15] [INFO ] Deduced a trap composed of 15 places in 86 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:16] [INFO ] Deduced a trap composed of 15 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:16] [INFO ] Deduced a trap composed of 15 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:16] [INFO ] Deduced a trap composed of 15 places in 81 ms of which 4 ms to minimize.
[2025-06-02 14:25:16] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 11 trap constraints in 1091 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:16] [INFO ] [Real]Absence check using 50 positive place invariants in 12 ms returned sat
[2025-06-02 14:25:16] [INFO ] [Real]Absence check using state equation in 72 ms returned sat
[2025-06-02 14:25:16] [INFO ] [Real]Added 72 Read/Feed constraints in 9 ms returned sat
[2025-06-02 14:25:16] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:16] [INFO ] [Nat]Absence check using 50 positive place invariants in 12 ms returned sat
[2025-06-02 14:25:16] [INFO ] [Nat]Absence check using state equation in 74 ms returned sat
[2025-06-02 14:25:16] [INFO ] [Nat]Added 72 Read/Feed constraints in 35 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:16] [INFO ] Deduced a trap composed of 10 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:16] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:16] [INFO ] Deduced a trap composed of 31 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:16] [INFO ] Deduced a trap composed of 31 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:16] [INFO ] Deduced a trap composed of 31 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:17] [INFO ] Deduced a trap composed of 31 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:17] [INFO ] Deduced a trap composed of 31 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:17] [INFO ] Deduced a trap composed of 31 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:17] [INFO ] Deduced a trap composed of 8 places in 78 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:17] [INFO ] Deduced a trap composed of 9 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:17] [INFO ] Deduced a trap composed of 12 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:17] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:17] [INFO ] Deduced a trap composed of 9 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:17] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:17] [INFO ] Deduced a trap composed of 12 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:17] [INFO ] Deduced a trap composed of 12 places in 41 ms of which 2 ms to minimize.
[2025-06-02 14:25:17] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 16 trap constraints in 1194 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:17] [INFO ] [Real]Absence check using 50 positive place invariants in 12 ms returned sat
[2025-06-02 14:25:17] [INFO ] [Real]Absence check using state equation in 69 ms returned sat
[2025-06-02 14:25:17] [INFO ] [Real]Added 72 Read/Feed constraints in 9 ms returned sat
[2025-06-02 14:25:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:17] [INFO ] [Nat]Absence check using 50 positive place invariants in 13 ms returned sat
[2025-06-02 14:25:18] [INFO ] [Nat]Absence check using state equation in 68 ms returned sat
[2025-06-02 14:25:18] [INFO ] [Nat]Added 72 Read/Feed constraints in 17 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:18] [INFO ] Deduced a trap composed of 14 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:18] [INFO ] Deduced a trap composed of 14 places in 82 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:18] [INFO ] Deduced a trap composed of 14 places in 91 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:18] [INFO ] Deduced a trap composed of 14 places in 85 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:18] [INFO ] Deduced a trap composed of 14 places in 81 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:18] [INFO ] Deduced a trap composed of 8 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:18] [INFO ] Deduced a trap composed of 14 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:18] [INFO ] Deduced a trap composed of 8 places in 86 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:18] [INFO ] Deduced a trap composed of 8 places in 100 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:19] [INFO ] Deduced a trap composed of 8 places in 81 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:19] [INFO ] Deduced a trap composed of 8 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:19] [INFO ] Deduced a trap composed of 8 places in 87 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:19] [INFO ] Deduced a trap composed of 8 places in 82 ms of which 6 ms to minimize.
[2025-06-02 14:25:19] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 13 trap constraints in 1286 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:19] [INFO ] [Real]Absence check using 50 positive place invariants in 11 ms returned sat
[2025-06-02 14:25:19] [INFO ] [Real]Absence check using state equation in 66 ms returned sat
[2025-06-02 14:25:19] [INFO ] [Real]Added 72 Read/Feed constraints in 7 ms returned sat
[2025-06-02 14:25:19] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:19] [INFO ] [Nat]Absence check using 50 positive place invariants in 12 ms returned sat
[2025-06-02 14:25:19] [INFO ] [Nat]Absence check using state equation in 59 ms returned sat
[2025-06-02 14:25:19] [INFO ] [Nat]Added 72 Read/Feed constraints in 13 ms returned sat
[2025-06-02 14:25:19] [INFO ] Computed and/alt/rep : 234/1218/234 causal constraints (skipped 24 transitions) in 27 ms.
[2025-06-02 14:25:19] [INFO ] Added : 70 causal constraints over 15 iterations in 336 ms. Result :sat
Minimization took 73 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:20] [INFO ] [Real]Absence check using 50 positive place invariants in 13 ms returned sat
[2025-06-02 14:25:20] [INFO ] [Real]Absence check using state equation in 72 ms returned sat
[2025-06-02 14:25:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:20] [INFO ] [Nat]Absence check using 50 positive place invariants in 12 ms returned sat
[2025-06-02 14:25:20] [INFO ] [Nat]Absence check using state equation in 73 ms returned sat
[2025-06-02 14:25:20] [INFO ] [Nat]Added 72 Read/Feed constraints in 43 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:20] [INFO ] Deduced a trap composed of 9 places in 79 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:20] [INFO ] Deduced a trap composed of 9 places in 78 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:20] [INFO ] Deduced a trap composed of 10 places in 80 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:20] [INFO ] Deduced a trap composed of 15 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:20] [INFO ] Deduced a trap composed of 15 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:20] [INFO ] Deduced a trap composed of 15 places in 69 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:20] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:21] [INFO ] Deduced a trap composed of 15 places in 72 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:21] [INFO ] Deduced a trap composed of 15 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:21] [INFO ] Deduced a trap composed of 8 places in 52 ms of which 3 ms to minimize.
[2025-06-02 14:25:21] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 10 trap constraints in 880 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:21] [INFO ] [Real]Absence check using 50 positive place invariants in 13 ms returned sat
[2025-06-02 14:25:21] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2025-06-02 14:25:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:21] [INFO ] [Nat]Absence check using 50 positive place invariants in 11 ms returned sat
[2025-06-02 14:25:21] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2025-06-02 14:25:21] [INFO ] [Nat]Added 72 Read/Feed constraints in 59 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:21] [INFO ] Deduced a trap composed of 9 places in 77 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:21] [INFO ] Deduced a trap composed of 9 places in 75 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:21] [INFO ] Deduced a trap composed of 9 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:21] [INFO ] Deduced a trap composed of 9 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:21] [INFO ] Deduced a trap composed of 15 places in 75 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:22] [INFO ] Deduced a trap composed of 15 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:22] [INFO ] Deduced a trap composed of 15 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:22] [INFO ] Deduced a trap composed of 15 places in 65 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:22] [INFO ] Deduced a trap composed of 8 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:22] [INFO ] Deduced a trap composed of 15 places in 70 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:22] [INFO ] Deduced a trap composed of 15 places in 66 ms of which 4 ms to minimize.
[2025-06-02 14:25:22] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 11 trap constraints in 1241 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:22] [INFO ] [Real]Absence check using 50 positive place invariants in 11 ms returned sat
[2025-06-02 14:25:22] [INFO ] [Real]Absence check using state equation in 69 ms returned sat
[2025-06-02 14:25:22] [INFO ] [Real]Added 72 Read/Feed constraints in 19 ms returned sat
[2025-06-02 14:25:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:22] [INFO ] [Nat]Absence check using 50 positive place invariants in 11 ms returned sat
[2025-06-02 14:25:23] [INFO ] [Nat]Absence check using state equation in 55 ms returned sat
[2025-06-02 14:25:23] [INFO ] [Nat]Added 72 Read/Feed constraints in 30 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:23] [INFO ] Deduced a trap composed of 9 places in 79 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:23] [INFO ] Deduced a trap composed of 9 places in 81 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:23] [INFO ] Deduced a trap composed of 10 places in 78 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:23] [INFO ] Deduced a trap composed of 15 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:23] [INFO ] Deduced a trap composed of 15 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:23] [INFO ] Deduced a trap composed of 15 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:23] [INFO ] Deduced a trap composed of 15 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:23] [INFO ] Deduced a trap composed of 8 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:23] [INFO ] Deduced a trap composed of 15 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:23] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 3 ms to minimize.
[2025-06-02 14:25:23] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 10 trap constraints in 697 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:23] [INFO ] [Real]Absence check using 50 positive place invariants in 11 ms returned sat
[2025-06-02 14:25:23] [INFO ] [Real]Absence check using state equation in 68 ms returned sat
[2025-06-02 14:25:23] [INFO ] [Real]Added 72 Read/Feed constraints in 12 ms returned sat
[2025-06-02 14:25:23] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:23] [INFO ] [Nat]Absence check using 50 positive place invariants in 11 ms returned sat
[2025-06-02 14:25:24] [INFO ] [Nat]Absence check using state equation in 64 ms returned sat
[2025-06-02 14:25:24] [INFO ] [Nat]Added 72 Read/Feed constraints in 39 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:24] [INFO ] Deduced a trap composed of 12 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:24] [INFO ] Deduced a trap composed of 31 places in 95 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:24] [INFO ] Deduced a trap composed of 31 places in 102 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:24] [INFO ] Deduced a trap composed of 31 places in 96 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:24] [INFO ] Deduced a trap composed of 31 places in 89 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:24] [INFO ] Deduced a trap composed of 8 places in 88 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:24] [INFO ] Deduced a trap composed of 31 places in 105 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:24] [INFO ] Deduced a trap composed of 31 places in 94 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:25] [INFO ] Deduced a trap composed of 8 places in 93 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:25] [INFO ] Deduced a trap composed of 8 places in 103 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:25] [INFO ] Deduced a trap composed of 8 places in 90 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:25] [INFO ] Deduced a trap composed of 8 places in 97 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:25] [INFO ] Deduced a trap composed of 8 places in 98 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:25] [INFO ] Deduced a trap composed of 8 places in 100 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:25] [INFO ] Deduced a trap composed of 12 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:25] [INFO ] Deduced a trap composed of 12 places in 82 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:26] [INFO ] Deduced a trap composed of 12 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:26] [INFO ] Deduced a trap composed of 12 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:26] [INFO ] Deduced a trap composed of 12 places in 72 ms of which 5 ms to minimize.
[2025-06-02 14:25:26] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 19 trap constraints in 2170 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:26] [INFO ] [Real]Absence check using 50 positive place invariants in 11 ms returned sat
[2025-06-02 14:25:26] [INFO ] [Real]Absence check using state equation in 70 ms returned sat
[2025-06-02 14:25:26] [INFO ] [Real]Added 72 Read/Feed constraints in 11 ms returned sat
[2025-06-02 14:25:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 14:25:26] [INFO ] [Nat]Absence check using 50 positive place invariants in 12 ms returned sat
[2025-06-02 14:25:26] [INFO ] [Nat]Absence check using state equation in 74 ms returned sat
[2025-06-02 14:25:26] [INFO ] [Nat]Added 72 Read/Feed constraints in 26 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:26] [INFO ] Deduced a trap composed of 9 places in 79 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:26] [INFO ] Deduced a trap composed of 9 places in 89 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:26] [INFO ] Deduced a trap composed of 9 places in 85 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:26] [INFO ] Deduced a trap composed of 9 places in 79 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:27] [INFO ] Deduced a trap composed of 9 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:27] [INFO ] Deduced a trap composed of 15 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:27] [INFO ] Deduced a trap composed of 15 places in 81 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:27] [INFO ] Deduced a trap composed of 15 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:27] [INFO ] Deduced a trap composed of 15 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:27] [INFO ] Deduced a trap composed of 15 places in 61 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:27] [INFO ] Deduced a trap composed of 8 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:27] [INFO ] Deduced a trap composed of 15 places in 56 ms of which 4 ms to minimize.
[2025-06-02 14:25:27] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 12 trap constraints in 994 ms
Current structural bounds on expressions (after SMT) : Max Seen:[5, 5, 5, 5, 30, 30, 5, 5, 5] Max Struct:[5, 5, 5, 6, 30, 30, 5, 5, 5]
FORMULA LamportFastMutEx-COL-6-UpperBounds-13 5 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA LamportFastMutEx-COL-6-UpperBounds-12 5 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA LamportFastMutEx-COL-6-UpperBounds-11 5 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA LamportFastMutEx-COL-6-UpperBounds-10 30 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA LamportFastMutEx-COL-6-UpperBounds-05 30 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA LamportFastMutEx-COL-6-UpperBounds-03 5 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA LamportFastMutEx-COL-6-UpperBounds-02 5 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA LamportFastMutEx-COL-6-UpperBounds-00 5 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5] Max Struct:[6]
Support contains 6 out of 176 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 176/176 places, 354/354 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 170 transition count 348
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 18 place count 170 transition count 342
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 24 place count 164 transition count 342
Applied a total of 24 rules in 63 ms. Remains 164 /176 variables (removed 12) and now considering 342/354 (removed 12) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 164/176 places, 342/354 transitions.
[2025-06-02 14:25:27] [INFO ] Flow matrix only has 252 transitions (discarded 90 similar events)
// Phase 1: matrix 252 rows 164 cols
[2025-06-02 14:25:27] [INFO ] Computed 50 invariants in 6 ms
Current structural bounds on expressions (after invariants) : Max Seen:[5] Max Struct:[6]
RANDOM walk for 1000000 steps (2 resets) in 2940 ms. (340 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 784 ms. (1273 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5] Max Struct:[6]
[2025-06-02 14:25:31] [INFO ] Flow matrix only has 252 transitions (discarded 90 similar events)
[2025-06-02 14:25:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-02 14:25:31] [INFO ] [Real]Absence check using 50 positive place invariants in 10 ms returned sat
[2025-06-02 14:25:31] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2025-06-02 14:25:31] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-06-02 14:25:31] [INFO ] [Real]Added 72 Read/Feed constraints in 7 ms returned sat
[2025-06-02 14:25:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-02 14:25:31] [INFO ] [Nat]Absence check using 50 positive place invariants in 11 ms returned sat
[2025-06-02 14:25:31] [INFO ] [Nat]Absence check using state equation in 63 ms returned sat
[2025-06-02 14:25:31] [INFO ] [Nat]Added 72 Read/Feed constraints in 15 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:31] [INFO ] Deduced a trap composed of 8 places in 86 ms of which 4 ms to minimize.
[2025-06-02 14:25:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 113 ms
[2025-06-02 14:25:31] [INFO ] Computed and/alt/rep : 216/1194/216 causal constraints (skipped 30 transitions) in 18 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:32] [INFO ] Deduced a trap composed of 6 places in 112 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:32] [INFO ] Deduced a trap composed of 31 places in 96 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:32] [INFO ] Deduced a trap composed of 31 places in 119 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:32] [INFO ] Deduced a trap composed of 31 places in 105 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:33] [INFO ] Deduced a trap composed of 6 places in 118 ms of which 7 ms to minimize.
[2025-06-02 14:25:33] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 674 ms
[2025-06-02 14:25:33] [INFO ] Added : 96 causal constraints over 20 iterations in 1101 ms. Result :sat
Minimization took 86 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5] Max Struct:[6]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[6] Max Struct:[6]
Support contains 6 out of 164 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 164/164 places, 342/342 transitions.
Applied a total of 0 rules in 14 ms. Remains 164 /164 variables (removed 0) and now considering 342/342 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 164/164 places, 342/342 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 164/164 places, 342/342 transitions.
Applied a total of 0 rules in 12 ms. Remains 164 /164 variables (removed 0) and now considering 342/342 (removed 0) transitions.
[2025-06-02 14:25:33] [INFO ] Flow matrix only has 252 transitions (discarded 90 similar events)
[2025-06-02 14:25:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:25:33] [INFO ] Implicit Places using invariants in 184 ms returned [104, 105, 106, 107, 108, 109]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 186 ms to find 6 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 158/164 places, 342/342 transitions.
Applied a total of 0 rules in 9 ms. Remains 158 /158 variables (removed 0) and now considering 342/342 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 210 ms. Remains : 158/164 places, 342/342 transitions.
[2025-06-02 14:25:33] [INFO ] Flow matrix only has 252 transitions (discarded 90 similar events)
// Phase 1: matrix 252 rows 158 cols
[2025-06-02 14:25:33] [INFO ] Computed 44 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[6] Max Struct:[6]
FORMULA LamportFastMutEx-COL-6-UpperBounds-04 6 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (2 resets) in 2693 ms. (371 steps per ms)
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 5 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 )
[2025-06-02 14:25:36] [INFO ] Flatten gal took : 66 ms
[2025-06-02 14:25:36] [INFO ] Flatten gal took : 32 ms
[2025-06-02 14:25:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9275790085995250928.gal : 16 ms
[2025-06-02 14:25:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2066392123988407626.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9275790085995250928.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2066392123988407626.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 24434 ms.
BK_STOP 1748874336749
--------------------
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="LamportFastMutEx-COL-6"
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 LamportFastMutEx-COL-6, 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 r114-tall-174876423100629"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-COL-6.tgz
mv LamportFastMutEx-COL-6 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 ;