Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r143-smll-177955812400004.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is FamilyReunion-COL-L00100M0010C005P005G002, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r143-smll-177955812400004
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 648K
-rw-r--r-- 1 mcc users 7.1K Mar 6 05:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Mar 6 05:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.7K Mar 6 05:15 CTLFireability.txt
-rw-r--r-- 1 mcc users 66K Mar 6 05:15 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 10:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 10:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 10:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 10:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 6 05:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 153K Mar 6 05:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 6 05:18 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K Mar 6 05:18 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 10:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 10:00 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 24 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 140K Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-00
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-01
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-02
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-03
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-04
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-05
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-06
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-07
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-08
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-09
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-10
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-11
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-12
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-13
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-14
FORMULA_NAME FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779612301593

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FamilyReunion-COL-L00100M0010C005P005G002
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202505121319
[2026-05-24 08:45:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 08:45:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 08:45:04] [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.
[2026-05-24 08:45:05] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-24 08:45:05] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1264 ms
[2026-05-24 08:45:05] [INFO ] Detected 5 constant HL places corresponding to 31 PT places.
[2026-05-24 08:45:05] [INFO ] Imported 104 HL places and 66 HL transitions for a total of 40706 PT places and 36972.0 transition bindings in 67 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 10 ms.
[2026-05-24 08:45:05] [INFO ] Built PT skeleton of HLPN with 104 places and 66 transitions 198 arcs in 9 ms.
[2026-05-24 08:45:05] [INFO ] Skeletonized 16 HLPN properties in 0 ms.
Reduce places removed 5 places and 0 transitions.
// Phase 1: matrix 66 rows 99 cols
[2026-05-24 08:45:05] [INFO ] Computed 33 invariants in 19 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[303, 404, 101, 101, 202, 101, 101, 101, 101, 101, 3, 3, 101, 9, 202, 101]
[2026-05-24 08:45:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:06] [INFO ] [Real]Absence check using 4 positive place invariants in 13 ms returned sat
[2026-05-24 08:45:06] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 22 ms returned sat
[2026-05-24 08:45:06] [INFO ] [Real]Absence check using state equation in 69 ms returned sat
[2026-05-24 08:45:06] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 20 ms.
[2026-05-24 08:45:06] [INFO ] Added : 24 causal constraints over 5 iterations in 110 ms. Result :sat
Minimization took 27 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:06] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 08:45:06] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 11 ms returned sat
[2026-05-24 08:45:06] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2026-05-24 08:45:06] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-24 08:45:06] [INFO ] Added : 14 causal constraints over 3 iterations in 52 ms. Result :sat
Minimization took 18 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:06] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 08:45:06] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 11 ms returned sat
[2026-05-24 08:45:06] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2026-05-24 08:45:06] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 11 ms.
[2026-05-24 08:45:06] [INFO ] Added : 3 causal constraints over 1 iterations in 38 ms. Result :sat
Minimization took 27 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:07] [INFO ] [Real]Absence check using 4 positive place invariants in 5 ms returned sat
[2026-05-24 08:45:07] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 15 ms returned sat
[2026-05-24 08:45:07] [INFO ] [Real]Absence check using state equation in 67 ms returned sat
[2026-05-24 08:45:07] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 12 ms.
[2026-05-24 08:45:07] [INFO ] Added : 2 causal constraints over 1 iterations in 49 ms. Result :sat
Minimization took 27 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:07] [INFO ] [Real]Absence check using 4 positive place invariants in 7 ms returned sat
[2026-05-24 08:45:07] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 13 ms returned sat
[2026-05-24 08:45:07] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2026-05-24 08:45:07] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 11 ms.
[2026-05-24 08:45:07] [INFO ] Added : 40 causal constraints over 8 iterations in 146 ms. Result :sat
Minimization took 27 ms.
[2026-05-24 08:45:07] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:07] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 08:45:07] [INFO ] [Nat]Absence check using 4 positive and 29 generalized place invariants in 13 ms returned sat
[2026-05-24 08:45:07] [INFO ] [Nat]Absence check using state equation in 46 ms returned sat
[2026-05-24 08:45:07] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-24 08:45:07] [INFO ] Added : 40 causal constraints over 8 iterations in 126 ms. Result :sat
Minimization took 31 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:07] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 08:45:07] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 14 ms returned sat
[2026-05-24 08:45:08] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2026-05-24 08:45:08] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-24 08:45:08] [INFO ] Added : 20 causal constraints over 4 iterations in 74 ms. Result :sat
Minimization took 28 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:08] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 08:45:08] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 14 ms returned sat
[2026-05-24 08:45:08] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2026-05-24 08:45:08] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 11 ms.
[2026-05-24 08:45:08] [INFO ] Added : 18 causal constraints over 4 iterations in 76 ms. Result :sat
Minimization took 30 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:08] [INFO ] [Real]Absence check using 4 positive place invariants in 5 ms returned sat
[2026-05-24 08:45:08] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 16 ms returned sat
[2026-05-24 08:45:08] [INFO ] [Real]Absence check using state equation in 75 ms returned sat
[2026-05-24 08:45:08] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-24 08:45:08] [INFO ] Added : 34 causal constraints over 7 iterations in 106 ms. Result :sat
Minimization took 32 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:08] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 08:45:08] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 9 ms returned sat
[2026-05-24 08:45:08] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2026-05-24 08:45:08] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 7 ms.
[2026-05-24 08:45:08] [INFO ] Added : 29 causal constraints over 6 iterations in 92 ms. Result :sat
Minimization took 19 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:09] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 08:45:09] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 12 ms returned sat
[2026-05-24 08:45:09] [INFO ] [Real]Absence check using state equation in 56 ms returned sat
[2026-05-24 08:45:09] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 10 ms.
[2026-05-24 08:45:09] [INFO ] Added : 12 causal constraints over 3 iterations in 53 ms. Result :sat
Minimization took 19 ms.
[2026-05-24 08:45:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:09] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 08:45:09] [INFO ] [Nat]Absence check using 4 positive and 29 generalized place invariants in 15 ms returned sat
[2026-05-24 08:45:09] [INFO ] [Nat]Absence check using state equation in 63 ms returned sat
[2026-05-24 08:45:09] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-24 08:45:09] [INFO ] Added : 12 causal constraints over 3 iterations in 51 ms. Result :sat
Minimization took 29 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:09] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 08:45:09] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 20 ms returned sat
[2026-05-24 08:45:09] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2026-05-24 08:45:09] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-24 08:45:09] [INFO ] Added : 64 causal constraints over 13 iterations in 192 ms. Result :sat
Minimization took 40 ms.
[2026-05-24 08:45:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:09] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 08:45:09] [INFO ] [Nat]Absence check using 4 positive and 29 generalized place invariants in 12 ms returned sat
[2026-05-24 08:45:09] [INFO ] [Nat]Absence check using state equation in 50 ms returned sat
[2026-05-24 08:45:09] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-24 08:45:10] [INFO ] Added : 64 causal constraints over 13 iterations in 160 ms. Result :sat
Minimization took 34 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:10] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 08:45:10] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 12 ms returned sat
[2026-05-24 08:45:10] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2026-05-24 08:45:10] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-24 08:45:10] [INFO ] Added : 62 causal constraints over 13 iterations in 165 ms. Result :sat
Minimization took 25 ms.
[2026-05-24 08:45:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:10] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 08:45:10] [INFO ] [Nat]Absence check using 4 positive and 29 generalized place invariants in 14 ms returned sat
[2026-05-24 08:45:10] [INFO ] [Nat]Absence check using state equation in 70 ms returned sat
[2026-05-24 08:45:10] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 40 ms.
[2026-05-24 08:45:10] [INFO ] Added : 62 causal constraints over 13 iterations in 190 ms. Result :sat
Minimization took 24 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:10] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 08:45:10] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 15 ms returned sat
[2026-05-24 08:45:10] [INFO ] [Real]Absence check using state equation in 68 ms returned sat
[2026-05-24 08:45:10] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-24 08:45:11] [INFO ] Added : 6 causal constraints over 2 iterations in 46 ms. Result :sat
Minimization took 25 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:11] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 08:45:11] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 17 ms returned sat
[2026-05-24 08:45:11] [INFO ] [Real]Absence check using state equation in 67 ms returned sat
[2026-05-24 08:45:11] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-24 08:45:11] [INFO ] Added : 59 causal constraints over 12 iterations in 201 ms. Result :sat
Minimization took 38 ms.
[2026-05-24 08:45:11] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:11] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 08:45:11] [INFO ] [Nat]Absence check using 4 positive and 29 generalized place invariants in 14 ms returned sat
[2026-05-24 08:45:11] [INFO ] [Nat]Absence check using state equation in 46 ms returned sat
[2026-05-24 08:45:11] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-24 08:45:11] [INFO ] Added : 59 causal constraints over 12 iterations in 99 ms. Result :sat
Minimization took 23 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:11] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 08:45:11] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 9 ms returned sat
[2026-05-24 08:45:11] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2026-05-24 08:45:11] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-24 08:45:11] [INFO ] Added : 38 causal constraints over 8 iterations in 98 ms. Result :sat
Minimization took 20 ms.
[2026-05-24 08:45:11] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:11] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 08:45:12] [INFO ] [Nat]Absence check using 4 positive and 29 generalized place invariants in 15 ms returned sat
[2026-05-24 08:45:12] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2026-05-24 08:45:12] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-24 08:45:12] [INFO ] Added : 38 causal constraints over 8 iterations in 115 ms. Result :sat
Minimization took 33 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:12] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 08:45:12] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 16 ms returned sat
[2026-05-24 08:45:12] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2026-05-24 08:45:12] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-24 08:45:12] [INFO ] Added : 14 causal constraints over 3 iterations in 60 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[303, 404, 101, 101, 202, 101, 101, 101, 101, 101, 3, 3, 101, 9, 202, 101]
Transition Gate2ANDJoin forces synchronizations/join behavior on parameter l of sort LegalResident
Transition ReceiveLangChoice forces synchronizations/join behavior on parameter m of sort MICSystem
Symmetric sort wr.t. initial and guards and successors and join/free detected :CINFORMI
Symmetric sort wr.t. initial detected :CINFORMI
Symmetric sort wr.t. initial and guards detected :CINFORMI
Applying symmetric unfolding of full symmetric sort :CINFORMI domain size was 6
Transition Gate1ANDJoin forces synchronizations/join behavior on parameter p of sort PublicAdminOffice
Symmetric sort wr.t. initial and guards and successors and join/free detected :GovernmentCommission
Symmetric sort wr.t. initial detected :GovernmentCommission
Symmetric sort wr.t. initial and guards detected :GovernmentCommission
Applying symmetric unfolding of full symmetric sort :GovernmentCommission domain size was 3
Symmetric sort wr.t. initial and guards and successors and join/free detected :Response
Symmetric sort wr.t. initial detected :Response
Transition SendClearanceToRel : guard parameter $r(Response:2) in guard (EQ $r 0)introduces in Response(2) partition with 2 elements
[2026-05-24 08:45:12] [INFO ] Unfolded HLPN to a Petri net with 37039 places and 31114 transitions 89397 arcs in 298 ms.
[2026-05-24 08:45:12] [INFO ] Unfolded 16 HLPN properties in 1 ms.
Deduced a syphon composed of 101 places in 207 ms
Reduce places removed 122 places and 0 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[303, 404, 101, 101, 202, 101, 101, 101, 101, 101, 3, 3, 101, 9, 202, 101]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[303, 404, 101, 101, 202, 101, 101, 101, 101, 101, 3, 3, 101, 9, 202, 101]
// Phase 1: matrix 31114 rows 36917 cols
[2026-05-24 08:45:23] [INFO ] Computed 8803 invariants in 9780 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[303, 404, 101, 101, 202, 101, 101, 101, 101, 101, 3, 3, 101, 9, 202, 101]
RANDOM walk for 10000 steps (2 resets) in 2375 ms. (4 steps per ms)
BEST_FIRST walk for 160014 steps (32 resets) in 2513 ms. (63 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[33, 17, 28, 18, 8, 17, 17, 10, 5, 36, 0, 0, 55, 0, 9, 39] Max Struct:[303, 404, 101, 101, 202, 101, 101, 101, 101, 101, 3, 3, 101, 9, 202, 101]
[2026-05-24 08:45:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:33] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:38] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 1
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:43] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 2
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:48] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")... while checking expression at index 3
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:53] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 4
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:45:58] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")... while checking expression at index 5
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:46:03] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 6
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:46:08] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 7
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:46:13] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 8
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:46:18] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 9
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:46:23] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")... while checking expression at index 10
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:46:28] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 11
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:46:33] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")... while checking expression at index 12
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:46:38] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 13
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:46:43] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 14
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 08:46:48] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 15
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:829)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Current structural bounds on expressions (after SMT) : Max Seen:[33, 17, 28, 18, 8, 17, 17, 10, 5, 36, 0, 0, 55, 0, 9, 39] Max Struct:[303, 404, 101, 101, 202, 101, 101, 101, 101, 101, 3, 3, 101, 9, 202, 101]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[33, 17, 28, 18, 8, 17, 17, 10, 5, 36, 0, 0, 55, 0, 9, 39] Max Struct:[303, 404, 101, 101, 202, 101, 101, 101, 101, 101, 3, 3, 101, 9, 202, 101]
Support contains 8293 out of 36917 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 36917/36917 places, 31114/31114 transitions.
Graph (complete) has 56168 edges and 36917 vertex of which 36683 are kept as prefixes of interest. Removing 234 places using SCC suffix rule.102 ms
Discarding 234 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Discarding 4747 places :
Implicit places reduction removed 4747 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 3131 transitions
Trivial Post-agglo rules discarded 3131 transitions
Performed 3131 trivial Post agglomeration. Transition count delta: 3131
Iterating post reduction 0 with 7878 rules applied. Total rules applied 7879 place count 31936 transition count 27977
Reduce places removed 3131 places and 0 transitions.
Performed 3535 Post agglomeration using F-continuation condition.Transition count delta: 3535
Iterating post reduction 1 with 6666 rules applied. Total rules applied 14545 place count 28805 transition count 24442
Reduce places removed 3535 places and 0 transitions.
Iterating post reduction 2 with 3535 rules applied. Total rules applied 18080 place count 25270 transition count 24442
Performed 4242 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4242 Pre rules applied. Total rules applied 18080 place count 25270 transition count 20200
Deduced a syphon composed of 4242 places in 53 ms
Ensure Unique test removed 3232 places
Reduce places removed 7474 places and 0 transitions.
Iterating global reduction 3 with 11716 rules applied. Total rules applied 29796 place count 17796 transition count 20200
Drop transitions (Trivial Post-Agglo cleanup.) removed 101 transitions
Trivial Post-agglo rules discarded 101 transitions
Performed 101 trivial Post agglomeration. Transition count delta: 101
Iterating post reduction 3 with 101 rules applied. Total rules applied 29897 place count 17796 transition count 20099
Reduce places removed 101 places and 0 transitions.
Iterating post reduction 4 with 101 rules applied. Total rules applied 29998 place count 17695 transition count 20099
Discarding 1010 places :
Symmetric choice reduction at 5 with 1010 rule applications. Total rules 31008 place count 16685 transition count 19089
Iterating global reduction 5 with 1010 rules applied. Total rules applied 32018 place count 16685 transition count 19089
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: 101
Iterating post reduction 5 with 101 rules applied. Total rules applied 32119 place count 16685 transition count 18988
Reduce places removed 101 places and 0 transitions.
Iterating post reduction 6 with 101 rules applied. Total rules applied 32220 place count 16584 transition count 18988
Discarding 5 places :
Symmetric choice reduction at 7 with 5 rule applications. Total rules 32225 place count 16579 transition count 18483
Iterating global reduction 7 with 5 rules applied. Total rules applied 32230 place count 16579 transition count 18483
Performed 202 Post agglomeration using F-continuation condition.Transition count delta: 202
Deduced a syphon composed of 202 places in 19 ms
Reduce places removed 202 places and 0 transitions.
Iterating global reduction 7 with 404 rules applied. Total rules applied 32634 place count 16377 transition count 18281
Free-agglomeration rule (complex) applied 303 times.
Iterating global reduction 7 with 303 rules applied. Total rules applied 32937 place count 16377 transition count 17978
Ensure Unique test removed 202 places
Reduce places removed 505 places and 0 transitions.
Iterating post reduction 7 with 505 rules applied. Total rules applied 33442 place count 15872 transition count 17978
Applied a total of 33442 rules in 25825 ms. Remains 15872 /36917 variables (removed 21045) and now considering 17978/31114 (removed 13136) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25842 ms. Remains : 15872/36917 places, 17978/31114 transitions.
// Phase 1: matrix 17978 rows 15872 cols
[2026-05-24 08:47:15] [INFO ] Computed 409 invariants in 954 ms
Current structural bounds on expressions (after invariants) : Max Seen:[33, 17, 28, 18, 8, 17, 17, 10, 5, 36, 0, 0, 55, 0, 9, 39] Max Struct:[303, 404, 101, 101, 202, 101, 101, 101, 101, 101, 3, 3, 101, 9, 202, 101]
RANDOM walk for 151274 steps (64 resets) in 30001 ms. (5 steps per ms)
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-11 3 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-10 3 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-15 101 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-02 101 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-03 101 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-05 101 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-07 101 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-09 101 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 3176283 steps (10 resets) in 40013 ms. (79 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[101, 101, 18, 24, 9, 55, 3, 20] Max Struct:[303, 404, 202, 101, 101, 101, 9, 202]
[2026-05-24 08:48:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 08:48:29] [INFO ] [Real]Absence check using 0 positive and 409 generalized place invariants in 978 ms returned sat
[2026-05-24 08:48:51] [INFO ] [Real]Absence check using state equation in 22043 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 08:48:55] [INFO ] [Real]Absence check using 0 positive and 409 generalized place invariants in 1164 ms returned sat
[2026-05-24 08:49:14] [INFO ] [Real]Absence check using state equation in 18810 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 08:49:18] [INFO ] [Real]Absence check using 0 positive and 409 generalized place invariants in 1088 ms returned sat
[2026-05-24 08:49:45] [INFO ] [Real]Absence check using state equation in 26999 ms returned sat
[2026-05-24 08:49:50] [INFO ] Computed and/alt/rep : 15150/17069/15150 causal constraints (skipped 2727 transitions) in 2154 ms.
[2026-05-24 08:49:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 08:50:04] [INFO ] [Nat]Absence check using 0 positive and 409 generalized place invariants in 1156 ms returned sat
[2026-05-24 08:50:32] [INFO ] [Nat]Absence check using state equation in 28758 ms returned sat
[2026-05-24 08:50:36] [INFO ] Computed and/alt/rep : 15150/17069/15150 causal constraints (skipped 2727 transitions) in 2243 ms.
[2026-05-24 08:50:44] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 2
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2254)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 08:50:49] [INFO ] [Real]Absence check using 0 positive and 409 generalized place invariants in 1249 ms returned sat
[2026-05-24 08:51:25] [INFO ] [Real]Absence check using state equation in 35835 ms returned sat
[2026-05-24 08:51:29] [INFO ] Computed and/alt/rep : 15150/17069/15150 causal constraints (skipped 2727 transitions) in 1681 ms.
[2026-05-24 08:51:30] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 08:51:33] [INFO ] [Nat]Absence check using 0 positive and 409 generalized place invariants in 1126 ms returned sat
[2026-05-24 08:52:09] [INFO ] [Nat]Absence check using state equation in 36134 ms returned sat
[2026-05-24 08:52:12] [INFO ] Computed and/alt/rep : 15150/17069/15150 causal constraints (skipped 2727 transitions) in 1364 ms.
Maximisation of solution failed !
Minimization took 1 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 08:52:19] [INFO ] [Real]Absence check using 0 positive and 409 generalized place invariants in 1040 ms returned sat
[2026-05-24 08:52:50] [INFO ] [Real]Absence check using state equation in 30646 ms returned sat
[2026-05-24 08:52:54] [INFO ] Computed and/alt/rep : 15150/17069/15150 causal constraints (skipped 2727 transitions) in 1535 ms.
[2026-05-24 08:53:00] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 4
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 08:53:05] [INFO ] [Real]Absence check using 0 positive and 409 generalized place invariants in 1300 ms returned sat
[2026-05-24 08:53:34] [INFO ] [Real]Absence check using state equation in 29584 ms returned sat
[2026-05-24 08:53:38] [INFO ] Computed and/alt/rep : 15150/17069/15150 causal constraints (skipped 2727 transitions) in 1646 ms.
[2026-05-24 08:53:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 08:53:49] [INFO ] [Nat]Absence check using 0 positive and 409 generalized place invariants in 1003 ms returned sat
[2026-05-24 08:54:19] [INFO ] [Nat]Absence check using state equation in 29798 ms returned sat
[2026-05-24 08:54:22] [INFO ] Computed and/alt/rep : 15150/17069/15150 causal constraints (skipped 2727 transitions) in 1446 ms.
Maximisation of solution failed !
Minimization took 3 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 08:54:35] [INFO ] [Real]Absence check using 0 positive and 409 generalized place invariants in 1069 ms returned sat
[2026-05-24 08:54:50] [INFO ] [Real]Absence check using state equation in 14585 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 08:54:54] [INFO ] [Real]Absence check using 0 positive and 409 generalized place invariants in 1356 ms returned sat
[2026-05-24 08:55:21] [INFO ] [Real]Absence check using state equation in 26678 ms returned sat
[2026-05-24 08:55:24] [INFO ] Computed and/alt/rep : 15150/17069/15150 causal constraints (skipped 2727 transitions) in 1438 ms.
[2026-05-24 08:55:35] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 7
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Current structural bounds on expressions (after SMT) : Max Seen:[101, 101, 18, 24, 9, 55, 3, 20] Max Struct:[101, 101, 202, 101, 101, 101, 3, 202]
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-13 3 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-01 101 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-00 101 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[18, 24, 9, 55, 20] Max Struct:[202, 101, 101, 101, 202]
Support contains 2525 out of 15872 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15872/15872 places, 17978/17978 transitions.
Graph (complete) has 24344 edges and 15872 vertex of which 14758 are kept as prefixes of interest. Removing 1114 places using SCC suffix rule.7 ms
Discarding 1114 places :
Also discarding 1010 output transitions
Drop transitions (Output transitions of discarded places.) removed 1010 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 4040 transitions
Trivial Post-agglo rules discarded 4040 transitions
Performed 4040 trivial Post agglomeration. Transition count delta: 4040
Iterating post reduction 0 with 4040 rules applied. Total rules applied 4041 place count 14758 transition count 12928
Reduce places removed 4040 places and 0 transitions.
Performed 2828 Post agglomeration using F-continuation condition.Transition count delta: 2828
Iterating post reduction 1 with 6868 rules applied. Total rules applied 10909 place count 10718 transition count 10100
Reduce places removed 2828 places and 0 transitions.
Ensure Unique test removed 505 transitions
Reduce isomorphic transitions removed 505 transitions.
Discarding 101 places :
Implicit places reduction removed 101 places
Iterating post reduction 2 with 3434 rules applied. Total rules applied 14343 place count 7789 transition count 9595
Performed 101 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 101 Pre rules applied. Total rules applied 14343 place count 7789 transition count 9494
Deduced a syphon composed of 101 places in 4 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 14545 place count 7688 transition count 9494
Discarding 2020 places :
Symmetric choice reduction at 3 with 2020 rule applications. Total rules 16565 place count 5668 transition count 7474
Iterating global reduction 3 with 2020 rules applied. Total rules applied 18585 place count 5668 transition count 7474
Performed 101 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 101 Pre rules applied. Total rules applied 18585 place count 5668 transition count 7373
Deduced a syphon composed of 101 places in 2 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 18787 place count 5567 transition count 7373
Performed 202 Post agglomeration using F-continuation condition.Transition count delta: 202
Deduced a syphon composed of 202 places in 2 ms
Reduce places removed 202 places and 0 transitions.
Iterating global reduction 3 with 404 rules applied. Total rules applied 19191 place count 5365 transition count 7171
Free-agglomeration rule (complex) applied 1111 times.
Iterating global reduction 3 with 1111 rules applied. Total rules applied 20302 place count 5365 transition count 6060
Reduce places removed 1111 places and 0 transitions.
Iterating post reduction 3 with 1111 rules applied. Total rules applied 21413 place count 4254 transition count 6060
Applied a total of 21413 rules in 3939 ms. Remains 4254 /15872 variables (removed 11618) and now considering 6060/17978 (removed 11918) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3939 ms. Remains : 4254/15872 places, 6060/17978 transitions.
// Phase 1: matrix 6060 rows 4254 cols
[2026-05-24 08:55:39] [INFO ] Computed 204 invariants in 143 ms
Current structural bounds on expressions (after invariants) : Max Seen:[18, 24, 9, 55, 20] Max Struct:[202, 101, 101, 101, 202]
RANDOM walk for 422679 steps (418 resets) in 30001 ms. (14 steps per ms)
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-06 101 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-08 101 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 2653607 steps (16 resets) in 20015 ms. (132 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[101, 59, 101] Max Struct:[202, 101, 202]
[2026-05-24 08:56:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 08:56:30] [INFO ] [Real]Absence check using 0 positive and 204 generalized place invariants in 162 ms returned sat
[2026-05-24 08:56:41] [INFO ] [Real]Absence check using state equation in 10222 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 08:56:41] [INFO ] [Real]Absence check using 0 positive and 204 generalized place invariants in 192 ms returned sat
[2026-05-24 08:56:46] [INFO ] [Real]Absence check using state equation in 4338 ms returned sat
[2026-05-24 08:56:47] [INFO ] Computed and/alt/rep : 2525/2525/2525 causal constraints (skipped 2424 transitions) in 682 ms.
[2026-05-24 08:57:02] [INFO ] Added : 115 causal constraints over 23 iterations in 15135 ms. Result :sat
Minimization took 6660 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 08:57:10] [INFO ] [Real]Absence check using 0 positive and 204 generalized place invariants in 147 ms returned sat
[2026-05-24 08:57:19] [INFO ] [Real]Absence check using state equation in 9205 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[101, 59, 101] Max Struct:[101, 101, 101]
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-14 101 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-04 101 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[59] Max Struct:[101]
Support contains 1111 out of 4254 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4254/4254 places, 6060/6060 transitions.
Graph (complete) has 10706 edges and 4254 vertex of which 2424 are kept as prefixes of interest. Removing 1830 places using SCC suffix rule.6 ms
Discarding 1830 places :
Also discarding 2727 output transitions
Drop transitions (Output transitions of discarded places.) removed 2727 transitions
Applied a total of 1 rules in 130 ms. Remains 2424 /4254 variables (removed 1830) and now considering 3333/6060 (removed 2727) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 130 ms. Remains : 2424/4254 places, 3333/6060 transitions.
// Phase 1: matrix 3333 rows 2424 cols
[2026-05-24 08:57:19] [INFO ] Computed 101 invariants in 13 ms
Current structural bounds on expressions (after invariants) : Max Seen:[59] Max Struct:[101]
RANDOM walk for 758652 steps (2495 resets) in 30001 ms. (25 steps per ms)
BEST_FIRST walk for 215280 steps (1 resets) in 5008 ms. (42 steps per ms)
FORMULA FamilyReunion-COL-L00100M0010C005P005G002-UpperBounds-12 101 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 6 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2026-05-24 08:57:55] [INFO ] Flatten gal took : 399 ms
[2026-05-24 08:57:55] [INFO ] Flatten gal took : 193 ms
[2026-05-24 08:57:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6909985221962728839.gal : 96 ms
[2026-05-24 08:57:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6810433668416829740.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/ReachabilityCardinality6909985221962728839.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6810433668416829740.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 771684 ms.

BK_STOP 1779613075807

--------------------
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="FamilyReunion-COL-L00100M0010C005P005G002"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool gold2025"
echo " Input is FamilyReunion-COL-L00100M0010C005P005G002, 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 r143-smll-177955812400004"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FamilyReunion-COL-L00100M0010C005P005G002.tgz
mv FamilyReunion-COL-L00100M0010C005P005G002 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 ;