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.r130-smll-177955808800013.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 itstools
Input is FamilyReunion-COL-L00020M0002C001P001G001, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955808800013
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 560K
-rw-r--r-- 1 mcc users 8.3K Mar 6 07:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Mar 6 07:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Mar 6 07:46 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 6 07:46 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 28K Mar 15 10:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.3K Mar 15 10:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 10:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.0K Mar 6 07:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 60K Mar 6 07:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 6 07:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K Mar 6 07:47 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 135K 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-L00020M0002C001P001G001-UpperBounds-00
FORMULA_NAME FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-01
FORMULA_NAME FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-02
FORMULA_NAME FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-03
FORMULA_NAME FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-04
FORMULA_NAME FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-05
FORMULA_NAME FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-06
FORMULA_NAME FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-07
FORMULA_NAME FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-08
FORMULA_NAME FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-09
FORMULA_NAME FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-10
FORMULA_NAME FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-11
FORMULA_NAME FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-12
FORMULA_NAME FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-13
FORMULA_NAME FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-14
FORMULA_NAME FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779622559080

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FamilyReunion-COL-L00020M0002C001P001G001
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202604301425
[2026-05-24 11:36:01] [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 11:36:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 11:36:01] [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 11:36:02] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-24 11:36:03] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1392 ms
[2026-05-24 11:36:03] [INFO ] Detected 5 constant HL places corresponding to 11 PT places.
[2026-05-24 11:36:03] [INFO ] Imported 104 HL places and 66 HL transitions for a total of 3292 PT places and 2774.0 transition bindings in 50 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 11 ms.
[2026-05-24 11:36:03] [INFO ] Built PT skeleton of HLPN with 104 places and 66 transitions 198 arcs in 9 ms.
[2026-05-24 11:36:03] [INFO ] Skeletonized 16 HLPN properties in 0 ms.
Reduce places removed 5 places and 0 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11851677469017131910.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4832975778084685731.kers'
[2026-05-24 11:36:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11851677469017131910.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4832975778084685731.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 66 rows 99 cols 188 entries
Finished phase 1 with 45 SingleSign rule and 21 generalized
[2026-05-24 11:36:03] [INFO ] Computed 33 invariants in 1 ms
Computed 33 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-4832975778084685731.kers
Total runtime 2 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, 2] Max Struct:[21, 46, 46, 2, 2, 21, 2, 21, 2, 42, 21, 63, 46, 21, 2, 2]
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-15 2 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2026-05-24 11:36:03] [INFO ] Invariant cache hit.
[2026-05-24 11:36:04] [INFO ] [Real]Absence check using 8 positive place invariants in 17 ms returned sat
[2026-05-24 11:36:04] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 24 ms returned sat
[2026-05-24 11:36:04] [INFO ] [Real]Absence check using state equation in 116 ms returned sat
[2026-05-24 11:36:04] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 23 ms.
[2026-05-24 11:36:04] [INFO ] Added : 38 causal constraints over 8 iterations in 227 ms. Result :sat
Minimization took 43 ms.
[2026-05-24 11:36:04] [INFO ] [Real]Absence check using 8 positive place invariants in 10 ms returned sat
[2026-05-24 11:36:04] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 20 ms returned sat
[2026-05-24 11:36:04] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2026-05-24 11:36:04] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 23 ms.
[2026-05-24 11:36:04] [INFO ] Added : 40 causal constraints over 8 iterations in 180 ms. Result :sat
Minimization took 36 ms.
[2026-05-24 11:36:05] [INFO ] [Real]Absence check using 8 positive place invariants in 9 ms returned sat
[2026-05-24 11:36:05] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 14 ms returned sat
[2026-05-24 11:36:05] [INFO ] [Real]Absence check using state equation in 196 ms returned sat
[2026-05-24 11:36:05] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 13 ms.
[2026-05-24 11:36:05] [INFO ] Added : 43 causal constraints over 9 iterations in 179 ms. Result :sat
Minimization took 38 ms.
[2026-05-24 11:36:05] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 11:36:05] [INFO ] [Nat]Absence check using 8 positive place invariants in 9 ms returned sat
[2026-05-24 11:36:05] [INFO ] [Nat]Absence check using 8 positive and 25 generalized place invariants in 15 ms returned sat
[2026-05-24 11:36:05] [INFO ] [Nat]Absence check using state equation in 72 ms returned sat
[2026-05-24 11:36:05] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 14 ms.
[2026-05-24 11:36:05] [INFO ] Added : 43 causal constraints over 9 iterations in 181 ms. Result :sat
Minimization took 34 ms.
[2026-05-24 11:36:06] [INFO ] [Real]Absence check using 8 positive place invariants in 8 ms returned sat
[2026-05-24 11:36:06] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 19 ms returned sat
[2026-05-24 11:36:06] [INFO ] [Real]Absence check using state equation in 79 ms returned sat
[2026-05-24 11:36:06] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 14 ms.
[2026-05-24 11:36:06] [INFO ] Added : 63 causal constraints over 13 iterations in 243 ms. Result :sat
Minimization took 37 ms.
[2026-05-24 11:36:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 11:36:06] [INFO ] [Nat]Absence check using 8 positive place invariants in 8 ms returned sat
[2026-05-24 11:36:06] [INFO ] [Nat]Absence check using 8 positive and 25 generalized place invariants in 13 ms returned sat
[2026-05-24 11:36:06] [INFO ] [Nat]Absence check using state equation in 74 ms returned sat
[2026-05-24 11:36:06] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 13 ms.
[2026-05-24 11:36:06] [INFO ] Added : 63 causal constraints over 13 iterations in 216 ms. Result :sat
Minimization took 36 ms.
[2026-05-24 11:36:06] [INFO ] [Real]Absence check using 8 positive place invariants in 8 ms returned sat
[2026-05-24 11:36:06] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 15 ms returned sat
[2026-05-24 11:36:07] [INFO ] [Real]Absence check using state equation in 71 ms returned sat
[2026-05-24 11:36:07] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 13 ms.
[2026-05-24 11:36:07] [INFO ] Added : 57 causal constraints over 12 iterations in 211 ms. Result :sat
Minimization took 37 ms.
[2026-05-24 11:36:07] [INFO ] [Real]Absence check using 8 positive place invariants in 8 ms returned sat
[2026-05-24 11:36:07] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 15 ms returned sat
[2026-05-24 11:36:07] [INFO ] [Real]Absence check using state equation in 78 ms returned sat
[2026-05-24 11:36:07] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 16 ms.
[2026-05-24 11:36:07] [INFO ] Added : 32 causal constraints over 7 iterations in 141 ms. Result :sat
Minimization took 36 ms.
[2026-05-24 11:36:07] [INFO ] [Real]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-24 11:36:07] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 13 ms returned sat
[2026-05-24 11:36:07] [INFO ] [Real]Absence check using state equation in 89 ms returned sat
[2026-05-24 11:36:07] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 10 ms.
[2026-05-24 11:36:08] [INFO ] Added : 60 causal constraints over 12 iterations in 225 ms. Result :sat
Minimization took 36 ms.
[2026-05-24 11:36:08] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-24 11:36:08] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 10 ms returned sat
[2026-05-24 11:36:08] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2026-05-24 11:36:08] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-24 11:36:08] [INFO ] Added : 63 causal constraints over 13 iterations in 224 ms. Result :sat
Minimization took 49 ms.
[2026-05-24 11:36:08] [INFO ] [Real]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-24 11:36:08] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 14 ms returned sat
[2026-05-24 11:36:08] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2026-05-24 11:36:08] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-24 11:36:09] [INFO ] Added : 59 causal constraints over 12 iterations in 202 ms. Result :sat
Minimization took 37 ms.
[2026-05-24 11:36:09] [INFO ] [Real]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-24 11:36:09] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 11 ms returned sat
[2026-05-24 11:36:09] [INFO ] [Real]Absence check using state equation in 61 ms returned sat
[2026-05-24 11:36:09] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-24 11:36:09] [INFO ] Added : 63 causal constraints over 13 iterations in 224 ms. Result :sat
Minimization took 50 ms.
[2026-05-24 11:36:09] [INFO ] [Real]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-24 11:36:09] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 12 ms returned sat
[2026-05-24 11:36:09] [INFO ] [Real]Absence check using state equation in 61 ms returned sat
[2026-05-24 11:36:09] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 12 ms.
[2026-05-24 11:36:09] [INFO ] Added : 32 causal constraints over 7 iterations in 120 ms. Result :sat
Minimization took 35 ms.
[2026-05-24 11:36:09] [INFO ] [Real]Absence check using 8 positive place invariants in 11 ms returned sat
[2026-05-24 11:36:09] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 14 ms returned sat
[2026-05-24 11:36:09] [INFO ] [Real]Absence check using state equation in 68 ms returned sat
[2026-05-24 11:36:10] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 12 ms.
[2026-05-24 11:36:10] [INFO ] Added : 32 causal constraints over 7 iterations in 124 ms. Result :sat
Minimization took 40 ms.
[2026-05-24 11:36:10] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 11:36:10] [INFO ] [Nat]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-24 11:36:10] [INFO ] [Nat]Absence check using 8 positive and 25 generalized place invariants in 12 ms returned sat
[2026-05-24 11:36:10] [INFO ] [Nat]Absence check using state equation in 62 ms returned sat
[2026-05-24 11:36:10] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 11 ms.
[2026-05-24 11:36:10] [INFO ] Added : 32 causal constraints over 7 iterations in 103 ms. Result :sat
Minimization took 39 ms.
[2026-05-24 11:36:10] [INFO ] [Real]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-24 11:36:10] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 15 ms returned sat
[2026-05-24 11:36:10] [INFO ] [Real]Absence check using state equation in 64 ms returned sat
[2026-05-24 11:36:10] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-24 11:36:10] [INFO ] Added : 46 causal constraints over 10 iterations in 166 ms. Result :sat
Minimization took 34 ms.
[2026-05-24 11:36:10] [INFO ] [Real]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-24 11:36:10] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 12 ms returned sat
[2026-05-24 11:36:10] [INFO ] [Real]Absence check using state equation in 62 ms returned sat
[2026-05-24 11:36:10] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 10 ms.
[2026-05-24 11:36:11] [INFO ] Added : 32 causal constraints over 7 iterations in 117 ms. Result :sat
Minimization took 35 ms.
[2026-05-24 11:36:11] [INFO ] [Real]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-24 11:36:11] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 12 ms returned sat
[2026-05-24 11:36:11] [INFO ] [Real]Absence check using state equation in 67 ms returned sat
[2026-05-24 11:36:11] [INFO ] Computed and/alt/rep : 65/89/65 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-24 11:36:11] [INFO ] Added : 58 causal constraints over 12 iterations in 197 ms. Result :sat
Minimization took 42 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] Max Struct:[21, 46, 46, 2, 2, 21, 2, 21, 2, 42, 21, 63, 46, 21, 2]
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 :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
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 2
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 2
Transition Gate1ANDJoin forces synchronizations/join behavior on parameter p of sort PublicAdminOffice
[2026-05-24 11:36:11] [INFO ] Unfolded HLPN to a Petri net with 3095 places and 2438 transitions 6997 arcs in 128 ms.
[2026-05-24 11:36:11] [INFO ] Unfolded 15 HLPN properties in 1 ms.
Deduced a syphon composed of 21 places in 41 ms
Reduce places removed 30 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] Max Struct:[+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] Max Struct:[21, 46, 46, 2, 2, 21, 2, 21, 2, 42, 21, 63, 46, 21, 2]
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] Max Struct:[21, 46, 46, 2, 2, 21, 2, 21, 2, 42, 21, 63, 46, 21, 2]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-235320336612759813.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2095331330357497120.kers'
[2026-05-24 11:36:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-235320336612759813.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2095331330357497120.kers]
Culled 0 columns in 4 ms.
// Phase 1: matrix 2438 rows 3065 cols 6997 entries
Finished phase 1 with 1455 SingleSign rule and 863 generalized
[2026-05-24 11:36:11] [INFO ] Computed 747 invariants in 62 ms
Computed 747 P flows in 63 ms.
Exported basis to /tmp/petrispot-output-2095331330357497120.kers
Total runtime 67 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] Max Struct:[21, 46, 46, 2, 2, 21, 2, 21, 2, 42, 21, 63, 46, 21, 2]
RANDOM walk for 10000 steps (8 resets) in 299 ms. (33 steps per ms)
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-14 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-08 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-04 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-03 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 110010 steps (22 resets) in 445 ms. (246 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5, 5, 9, 6, 1, 5, 6, 5, 21, 5, 6] Max Struct:[21, 46, 46, 21, 2, 21, 42, 21, 63, 46, 21]
[2026-05-24 11:36:12] [INFO ] Invariant cache hit.
[2026-05-24 11:36:13] [INFO ] [Real]Absence check using 63 positive place invariants in 109 ms returned sat
[2026-05-24 11:36:13] [INFO ] [Real]Absence check using 63 positive and 684 generalized place invariants in 293 ms returned sat
[2026-05-24 11:36:16] [INFO ] [Real]Absence check using state equation in 2329 ms returned sat
[2026-05-24 11:36:17] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 340 ms.
[2026-05-24 11:36:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 11:36:18] [INFO ] [Nat]Absence check using 63 positive place invariants in 99 ms returned sat
[2026-05-24 11:36:18] [INFO ] [Nat]Absence check using 63 positive and 684 generalized place invariants in 236 ms returned sat
[2026-05-24 11:36:21] [INFO ] [Nat]Absence check using state equation in 2325 ms returned sat
[2026-05-24 11:36:21] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 285 ms.
Maximisation of solution failed !
Minimization took 2 ms.
[2026-05-24 11:36:23] [INFO ] [Real]Absence check using 63 positive place invariants in 110 ms returned sat
[2026-05-24 11:36:23] [INFO ] [Real]Absence check using 63 positive and 684 generalized place invariants in 253 ms returned sat
[2026-05-24 11:36:25] [INFO ] [Real]Absence check using state equation in 1831 ms returned sat
[2026-05-24 11:36:26] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 411 ms.
[2026-05-24 11:36:27] [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 1
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:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1143)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:881)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
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:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-24 11:36:28] [INFO ] [Real]Absence check using 63 positive place invariants in 102 ms returned sat
[2026-05-24 11:36:28] [INFO ] [Real]Absence check using 63 positive and 684 generalized place invariants in 242 ms returned sat
[2026-05-24 11:36:31] [INFO ] [Real]Absence check using state equation in 2152 ms returned sat
[2026-05-24 11:36:31] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 242 ms.
[2026-05-24 11:36:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 11:36:33] [INFO ] [Nat]Absence check using 63 positive place invariants in 102 ms returned sat
[2026-05-24 11:36:33] [INFO ] [Nat]Absence check using 63 positive and 684 generalized place invariants in 247 ms returned sat
[2026-05-24 11:36:35] [INFO ] [Nat]Absence check using state equation in 1959 ms returned sat
[2026-05-24 11:36:36] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 267 ms.
Maximisation of solution failed !
Minimization took 1 ms.
[2026-05-24 11:36:38] [INFO ] [Real]Absence check using 63 positive place invariants in 95 ms returned sat
[2026-05-24 11:36:38] [INFO ] [Real]Absence check using 63 positive and 684 generalized place invariants in 251 ms returned sat
[2026-05-24 11:36:41] [INFO ] [Real]Absence check using state equation in 2447 ms returned sat
[2026-05-24 11:36:41] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 264 ms.
[2026-05-24 11:36:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 11:36:43] [INFO ] [Nat]Absence check using 63 positive place invariants in 96 ms returned sat
[2026-05-24 11:36:43] [INFO ] [Nat]Absence check using 63 positive and 684 generalized place invariants in 247 ms returned sat
[2026-05-24 11:36:46] [INFO ] [Nat]Absence check using state equation in 2116 ms returned sat
[2026-05-24 11:36:46] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 164 ms.
Maximisation of solution failed !
Minimization took 1 ms.
[2026-05-24 11:36:48] [INFO ] [Real]Absence check using 63 positive place invariants in 105 ms returned sat
[2026-05-24 11:36:48] [INFO ] [Real]Absence check using 63 positive and 684 generalized place invariants in 279 ms returned sat
[2026-05-24 11:36:51] [INFO ] [Real]Absence check using state equation in 2182 ms returned sat
[2026-05-24 11:36:51] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 270 ms.
[2026-05-24 11:36:52] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 11:36:53] [INFO ] [Nat]Absence check using 63 positive place invariants in 97 ms returned sat
[2026-05-24 11:36:53] [INFO ] [Nat]Absence check using 63 positive and 684 generalized place invariants in 247 ms returned sat
[2026-05-24 11:36:56] [INFO ] [Nat]Absence check using state equation in 2178 ms returned sat
[2026-05-24 11:36:56] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 223 ms.
Maximisation of solution failed !
Minimization took 1 ms.
[2026-05-24 11:36:58] [INFO ] [Real]Absence check using 63 positive place invariants in 93 ms returned sat
[2026-05-24 11:36:58] [INFO ] [Real]Absence check using 63 positive and 684 generalized place invariants in 248 ms returned sat
[2026-05-24 11:37:01] [INFO ] [Real]Absence check using state equation in 2091 ms returned sat
[2026-05-24 11:37:01] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 166 ms.
[2026-05-24 11:37:03] [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: Stream close... while checking expression at index 5
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:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1143)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:881)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
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:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-24 11:37:03] [INFO ] [Real]Absence check using 63 positive place invariants in 148 ms returned sat
[2026-05-24 11:37:04] [INFO ] [Real]Absence check using 63 positive and 684 generalized place invariants in 376 ms returned sat
[2026-05-24 11:37:06] [INFO ] [Real]Absence check using state equation in 2503 ms returned sat
[2026-05-24 11:37:07] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 260 ms.
[2026-05-24 11:37:08] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 11:37:08] [INFO ] [Nat]Absence check using 63 positive place invariants in 149 ms returned sat
[2026-05-24 11:37:09] [INFO ] [Nat]Absence check using 63 positive and 684 generalized place invariants in 392 ms returned sat
[2026-05-24 11:37:11] [INFO ] [Nat]Absence check using state equation in 2441 ms returned sat
[2026-05-24 11:37:12] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 215 ms.
[2026-05-24 11:37:13] [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: Stream close... 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: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1143)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:881)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2280)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
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:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-24 11:37:14] [INFO ] [Real]Absence check using 63 positive place invariants in 155 ms returned sat
[2026-05-24 11:37:14] [INFO ] [Real]Absence check using 63 positive and 684 generalized place invariants in 374 ms returned sat
[2026-05-24 11:37:16] [INFO ] [Real]Absence check using state equation in 1984 ms returned sat
[2026-05-24 11:37:16] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 211 ms.
[2026-05-24 11:37:18] [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: 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:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1143)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:881)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
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:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-24 11:37:19] [INFO ] [Real]Absence check using 63 positive place invariants in 156 ms returned sat
[2026-05-24 11:37:19] [INFO ] [Real]Absence check using 63 positive and 684 generalized place invariants in 129 ms returned unsat
[2026-05-24 11:37:19] [INFO ] [Real]Absence check using 63 positive place invariants in 101 ms returned sat
[2026-05-24 11:37:20] [INFO ] [Real]Absence check using 63 positive and 684 generalized place invariants in 281 ms returned sat
[2026-05-24 11:37:22] [INFO ] [Real]Absence check using state equation in 2202 ms returned sat
[2026-05-24 11:37:23] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 251 ms.
[2026-05-24 11:37:24] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 11:37:25] [INFO ] [Nat]Absence check using 63 positive place invariants in 98 ms returned sat
[2026-05-24 11:37:25] [INFO ] [Nat]Absence check using 63 positive and 684 generalized place invariants in 228 ms returned sat
[2026-05-24 11:37:27] [INFO ] [Nat]Absence check using state equation in 2026 ms returned sat
[2026-05-24 11:37:27] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 252 ms.
Maximisation of solution failed !
Minimization took 0 ms.
[2026-05-24 11:37:30] [INFO ] [Real]Absence check using 63 positive place invariants in 99 ms returned sat
[2026-05-24 11:37:30] [INFO ] [Real]Absence check using 63 positive and 684 generalized place invariants in 262 ms returned sat
[2026-05-24 11:37:32] [INFO ] [Real]Absence check using state equation in 2062 ms returned sat
[2026-05-24 11:37:33] [INFO ] Computed and/alt/rep : 2268/3234/2268 causal constraints (skipped 149 transitions) in 236 ms.
[2026-05-24 11:37:34] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")... while checking expression at index 10
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1143)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:881)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
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:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Current structural bounds on expressions (after SMT) : Max Seen:[5, 5, 9, 6, 1, 5, 6, 5, 21, 5, 6] Max Struct:[21, 46, 46, 21, 2, 21, 42, 21, 21, 46, 21]
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-11 21 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5, 5, 9, 6, 1, 5, 6, 5, 5, 6] Max Struct:[21, 46, 46, 21, 2, 21, 42, 21, 46, 21]
Support contains 231 out of 3065 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3065/3065 places, 2438/2438 transitions.
Graph (complete) has 4456 edges and 3065 vertex of which 2864 are kept as prefixes of interest. Removing 201 places using SCC suffix rule.16 ms
Discarding 201 places :
Also discarding 107 output transitions
Drop transitions (Output transitions of discarded places.) removed 107 transitions
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Discarding 462 places :
Implicit places reduction removed 462 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1029 transitions
Trivial Post-agglo rules discarded 1029 transitions
Performed 1029 trivial Post agglomeration. Transition count delta: 1029
Iterating post reduction 0 with 1512 rules applied. Total rules applied 1513 place count 2402 transition count 1281
Reduce places removed 1029 places and 0 transitions.
Performed 126 Post agglomeration using F-continuation condition.Transition count delta: 126
Iterating post reduction 1 with 1155 rules applied. Total rules applied 2668 place count 1373 transition count 1155
Reduce places removed 126 places and 0 transitions.
Iterating post reduction 2 with 126 rules applied. Total rules applied 2794 place count 1247 transition count 1155
Performed 294 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 294 Pre rules applied. Total rules applied 2794 place count 1247 transition count 861
Deduced a syphon composed of 294 places in 3 ms
Ensure Unique test removed 84 places
Reduce places removed 378 places and 0 transitions.
Iterating global reduction 3 with 672 rules applied. Total rules applied 3466 place count 869 transition count 861
Discarding 21 places :
Implicit places reduction removed 21 places
Iterating post reduction 3 with 21 rules applied. Total rules applied 3487 place count 848 transition count 861
Discarding 126 places :
Symmetric choice reduction at 4 with 126 rule applications. Total rules 3613 place count 722 transition count 735
Iterating global reduction 4 with 126 rules applied. Total rules applied 3739 place count 722 transition count 735
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 3742 place count 719 transition count 672
Iterating global reduction 4 with 3 rules applied. Total rules applied 3745 place count 719 transition count 672
Discarding 42 places :
Implicit places reduction removed 42 places
Iterating post reduction 4 with 42 rules applied. Total rules applied 3787 place count 677 transition count 672
Discarding 42 places :
Symmetric choice reduction at 5 with 42 rule applications. Total rules 3829 place count 635 transition count 630
Iterating global reduction 5 with 42 rules applied. Total rules applied 3871 place count 635 transition count 630
Ensure Unique test removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Discarding 21 places :
Implicit places reduction removed 21 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 42 transitions
Trivial Post-agglo rules discarded 42 transitions
Performed 42 trivial Post agglomeration. Transition count delta: 42
Iterating post reduction 5 with 105 rules applied. Total rules applied 3976 place count 614 transition count 546
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 6 with 42 rules applied. Total rules applied 4018 place count 572 transition count 546
Performed 42 Post agglomeration using F-continuation condition.Transition count delta: 42
Deduced a syphon composed of 42 places in 1 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 7 with 84 rules applied. Total rules applied 4102 place count 530 transition count 504
Free-agglomeration rule (complex) applied 21 times.
Iterating global reduction 7 with 21 rules applied. Total rules applied 4123 place count 530 transition count 483
Ensure Unique test removed 21 places
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 7 with 42 rules applied. Total rules applied 4165 place count 488 transition count 483
Reduce places removed 21 places and 21 transitions.
Iterating global reduction 8 with 21 rules applied. Total rules applied 4186 place count 467 transition count 462
Applied a total of 4186 rules in 838 ms. Remains 467 /3065 variables (removed 2598) and now considering 462/2438 (removed 1976) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 855 ms. Remains : 467/3065 places, 462/2438 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7210839504384505779.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7127806272715010977.kers'
[2026-05-24 11:37:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7210839504384505779.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7127806272715010977.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 462 rows 467 cols 1155 entries
Finished phase 1 with 357 SingleSign rule and 84 generalized
[2026-05-24 11:37:35] [INFO ] Computed 26 invariants in 5 ms
Computed 26 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-7127806272715010977.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[5, 5, 9, 6, 1, 5, 6, 5, 5, 6] Max Struct:[21, 46, 46, 21, 2, 21, 42, 21, 46, 21]
RANDOM walk for 1000000 steps (2915 resets) in 7444 ms. (134 steps per ms)
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-06 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-00 21 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-05 21 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-07 21 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-10 21 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 6000006 steps (1013 resets) in 7232 ms. (829 steps per ms)
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-13 21 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[21, 11, 12, 10] Max Struct:[46, 46, 42, 46]
[2026-05-24 11:37:49] [INFO ] Invariant cache hit.
[2026-05-24 11:37:49] [INFO ] [Real]Absence check using 0 positive and 26 generalized place invariants in 16 ms returned sat
[2026-05-24 11:37:50] [INFO ] [Real]Absence check using state equation in 128 ms returned unsat
[2026-05-24 11:37:50] [INFO ] [Real]Absence check using 0 positive and 26 generalized place invariants in 19 ms returned sat
[2026-05-24 11:37:50] [INFO ] [Real]Absence check using state equation in 297 ms returned sat
[2026-05-24 11:37:50] [INFO ] Computed and/alt/rep : 378/441/378 causal constraints (skipped 63 transitions) in 50 ms.
[2026-05-24 11:37:51] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 11:37:51] [INFO ] [Nat]Absence check using 0 positive and 26 generalized place invariants in 28 ms returned sat
[2026-05-24 11:37:51] [INFO ] [Nat]Absence check using state equation in 360 ms returned sat
[2026-05-24 11:37:52] [INFO ] Computed and/alt/rep : 378/441/378 causal constraints (skipped 63 transitions) in 48 ms.
[2026-05-24 11:37:54] [INFO ] Added : 212 causal constraints over 43 iterations in 2327 ms. Result :sat
Minimization took 1118 ms.
[2026-05-24 11:37:55] [INFO ] [Real]Absence check using 0 positive and 26 generalized place invariants in 25 ms returned sat
[2026-05-24 11:37:55] [INFO ] [Real]Absence check using state equation in 352 ms returned sat
[2026-05-24 11:37:56] [INFO ] Computed and/alt/rep : 378/441/378 causal constraints (skipped 63 transitions) in 54 ms.
[2026-05-24 11:37:56] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 11:37:56] [INFO ] [Nat]Absence check using 0 positive and 26 generalized place invariants in 27 ms returned sat
[2026-05-24 11:37:57] [INFO ] [Nat]Absence check using state equation in 341 ms returned sat
[2026-05-24 11:37:57] [INFO ] Computed and/alt/rep : 378/441/378 causal constraints (skipped 63 transitions) in 57 ms.
[2026-05-24 11:37:58] [INFO ] Added : 131 causal constraints over 27 iterations in 1493 ms. Result :sat
Minimization took 634 ms.
[2026-05-24 11:37:59] [INFO ] [Real]Absence check using 0 positive and 26 generalized place invariants in 26 ms returned sat
[2026-05-24 11:37:59] [INFO ] [Real]Absence check using state equation in 347 ms returned sat
[2026-05-24 11:37:59] [INFO ] Computed and/alt/rep : 378/441/378 causal constraints (skipped 63 transitions) in 48 ms.
[2026-05-24 11:38:00] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 11:38:00] [INFO ] [Nat]Absence check using 0 positive and 26 generalized place invariants in 25 ms returned sat
[2026-05-24 11:38:01] [INFO ] [Nat]Absence check using state equation in 326 ms returned sat
[2026-05-24 11:38:01] [INFO ] Computed and/alt/rep : 378/441/378 causal constraints (skipped 63 transitions) in 40 ms.
[2026-05-24 11:38:03] [INFO ] Added : 214 causal constraints over 43 iterations in 2386 ms. Result :sat
Minimization took 734 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[21, 11, 12, 10] Max Struct:[21, 46, 42, 46]
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-01 21 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[21, 21, 21] Max Struct:[46, 42, 46]
Support contains 84 out of 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 462/462 transitions.
Graph (complete) has 674 edges and 467 vertex of which 401 are kept as prefixes of interest. Removing 66 places using SCC suffix rule.1 ms
Discarding 66 places :
Also discarding 63 output transitions
Drop transitions (Output transitions of discarded places.) removed 63 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 0 with 126 rules applied. Total rules applied 127 place count 401 transition count 273
Reduce places removed 126 places and 0 transitions.
Iterating post reduction 1 with 126 rules applied. Total rules applied 253 place count 275 transition count 273
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 42 Pre rules applied. Total rules applied 253 place count 275 transition count 231
Deduced a syphon composed of 42 places in 0 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 2 with 84 rules applied. Total rules applied 337 place count 233 transition count 231
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: 21
Deduced a syphon composed of 21 places in 1 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 2 with 42 rules applied. Total rules applied 379 place count 212 transition count 210
Free-agglomeration rule (complex) applied 21 times.
Iterating global reduction 2 with 21 rules applied. Total rules applied 400 place count 212 transition count 189
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 2 with 21 rules applied. Total rules applied 421 place count 191 transition count 189
Applied a total of 421 rules in 48 ms. Remains 191 /467 variables (removed 276) and now considering 189/462 (removed 273) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 191/467 places, 189/462 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14345770997436244029.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7269391355446737188.kers'
[2026-05-24 11:38:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14345770997436244029.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7269391355446737188.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 189 rows 191 cols 525 entries
Finished phase 1 with 126 SingleSign rule and 42 generalized
[2026-05-24 11:38:04] [INFO ] Computed 23 invariants in 2 ms
Computed 23 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-7269391355446737188.kers
Total runtime 3 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[21, 21, 21] Max Struct:[46, 42, 46]
RANDOM walk for 1000000 steps (7874 resets) in 4727 ms. (211 steps per ms)
BEST_FIRST walk for 3000003 steps (1135 resets) in 5967 ms. (502 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[21, 21, 21] Max Struct:[46, 42, 46]
[2026-05-24 11:38:15] [INFO ] Invariant cache hit.
[2026-05-24 11:38:15] [INFO ] [Real]Absence check using 0 positive and 23 generalized place invariants in 14 ms returned sat
[2026-05-24 11:38:15] [INFO ] [Real]Absence check using state equation in 130 ms returned unsat
[2026-05-24 11:38:15] [INFO ] [Real]Absence check using 0 positive and 23 generalized place invariants in 14 ms returned sat
[2026-05-24 11:38:15] [INFO ] [Real]Absence check using state equation in 72 ms returned unsat
[2026-05-24 11:38:15] [INFO ] [Real]Absence check using 0 positive and 23 generalized place invariants in 13 ms returned sat
[2026-05-24 11:38:15] [INFO ] [Real]Absence check using state equation in 136 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[21, 21, 21] Max Struct:[21, 21, 21]
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-12 21 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-09 21 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA FamilyReunion-COL-L00020M0002C001P001G001-UpperBounds-02 21 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 134403 ms.

BK_STOP 1779622696100

--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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-L00020M0002C001P001G001"
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 2-5973"
echo " Executing tool itstools"
echo " Input is FamilyReunion-COL-L00020M0002C001P001G001, 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 r130-smll-177955808800013"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FamilyReunion-COL-L00020M0002C001P001G001.tgz
mv FamilyReunion-COL-L00020M0002C001P001G001 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 ;