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.r114-smll-177955740500262.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 EisenbergMcGuire-PT-06, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-smll-177955740500262
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 12K Mar 7 05:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 125K Mar 7 05:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Mar 7 05:23 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Mar 7 05:23 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K Mar 15 09:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 09:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Mar 15 09:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 09:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.8K Mar 7 05:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 69K Mar 7 05:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 7 05:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K Mar 7 05:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 09:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 753K 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 booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-00
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-01
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-02
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-03
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-04
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-05
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-06
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-07
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-08
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-09
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-10
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-11
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-12
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-13
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-14
FORMULA_NAME EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779776977486

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=EisenbergMcGuire-PT-06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-26 06:29:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 06:29:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 06:29:39] [INFO ] Load time of PNML (sax parser for PT used): 235 ms
[2026-05-26 06:29:39] [INFO ] Transformed 414 places.
[2026-05-26 06:29:39] [INFO ] Transformed 1296 transitions.
[2026-05-26 06:29:39] [INFO ] Found NUPN structural information;
[2026-05-26 06:29:39] [INFO ] Parsed PT model containing 414 places and 1296 transitions and 5976 arcs in 399 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 17 ms.
Working with output stream class java.io.PrintStream
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 1933 ms. (20 steps per ms) remains 7/13 properties
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 219 ms. (181 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 201 ms. (198 steps per ms) remains 7/7 properties
[2026-05-26 06:29:40] [INFO ] Flatten gal took : 343 ms
BEST_FIRST walk for 40004 steps (8 resets) in 401 ms. (99 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 7/7 properties
[2026-05-26 06:29:40] [INFO ] Flatten gal took : 128 ms
[2026-05-26 06:29:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12679172356814279373.gal : 94 ms
BEST_FIRST walk for 40004 steps (8 resets) in 645 ms. (61 steps per ms) remains 6/7 properties
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2026-05-26 06:29:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14352771028900359491.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12679172356814279373.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14352771028900359491.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 6/6 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality14352771028900359491.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 744 ms. (53 steps per ms) remains 6/6 properties
[2026-05-26 06:29:41] [INFO ] Flow matrix only has 702 transitions (discarded 594 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8234994154477116910.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9678183742481431577.kers'
[2026-05-26 06:29:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8234994154477116910.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9678183742481431577.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 702 rows 414 cols 1572 entries
Finished phase 1 with 389 SingleSign rule and 6 generalized
[2026-05-26 06:29:41] [INFO ] Computed 19 invariants in 3 ms
Computed 19 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-9678183742481431577.kers
Total runtime 6 ms.
[2026-05-26 06:29:41] [INFO ] State equation strengthened by 314 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,6 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,6 properties remain. new max is 8
SDD size :5 after 8
SDD proceeding with computation,6 properties remain. new max is 16
SDD size :8 after 10
SDD proceeding with computation,6 properties remain. new max is 32
SDD size :10 after 14
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :14 after 16
SDD proceeding with computation,6 properties remain. new max is 128
SDD size :16 after 35
SDD proceeding with computation,6 properties remain. new max is 256
SDD size :35 after 113
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 46/46 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,6 properties remain. new max is 512
SDD size :113 after 190
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,6 properties remain. new max is 1024
SDD size :190 after 1131
At refinement iteration 2 (OVERLAPS) 234/280 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/280 variables, 234/289 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/280 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 8/288 variables, 4/293 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/288 variables, 8/301 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,6 properties remain. new max is 2048
SDD size :1131 after 2281
At refinement iteration 7 (INCLUDED_ONLY) 0/288 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 126/414 variables, 6/307 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/414 variables, 126/433 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/414 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 702/1116 variables, 414/847 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1116 variables, 314/1161 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,6 properties remain. new max is 4096
SDD size :2281 after 4548
At refinement iteration 13 (INCLUDED_ONLY) 0/1116 variables, 0/1161 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (OVERLAPS) 0/1116 variables, 0/1161 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1116/1116 variables, and 1161 constraints, problems are : Problem set: 0 solved, 6 unsolved in 1861 ms.
Refiners :[Domain max(s): 414/414 constraints, Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 414/414 constraints, ReadFeed: 314/314 constraints, PredecessorRefiner: 6/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 46/46 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/46 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 234/280 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/280 variables, 234/289 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,6 properties remain. new max is 8192
SDD size :4548 after 26939
At refinement iteration 4 (INCLUDED_ONLY) 0/280 variables, 2/291 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/280 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 8/288 variables, 4/296 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/288 variables, 8/304 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-03 is UNSAT
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-03 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 9 (INCLUDED_ONLY) 0/288 variables, 10/314 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/288 variables, 2/316 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/288 variables, 0/316 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 126/414 variables, 6/322 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/414 variables, 126/448 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/414 variables, 0/448 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 702/1116 variables, 414/862 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1116 variables, 314/1176 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1116 variables, 4/1180 constraints. Problems are: Problem set: 1 solved, 5 unsolved
SDD proceeding with computation,6 properties remain. new max is 16384
SDD size :26939 after 71712
At refinement iteration 18 (INCLUDED_ONLY) 0/1116 variables, 0/1180 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1116/1116 variables, and 1180 constraints, problems are : Problem set: 1 solved, 5 unsolved in 5016 ms.
Refiners :[Domain max(s): 414/414 constraints, Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 414/414 constraints, ReadFeed: 314/314 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7100ms problems are : Problem set: 1 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 34 out of 414 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1296/1296 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 414 transition count 1292
Reduce places removed 4 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 5 rules applied. Total rules applied 9 place count 410 transition count 1291
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 10 place count 409 transition count 1291
Performed 97 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 97 Pre rules applied. Total rules applied 10 place count 409 transition count 1194
Deduced a syphon composed of 97 places in 4 ms
Reduce places removed 97 places and 0 transitions.
Iterating global reduction 3 with 194 rules applied. Total rules applied 204 place count 312 transition count 1194
Discarding 25 places :
Symmetric choice reduction at 3 with 25 rule applications. Total rules 229 place count 287 transition count 1044
Iterating global reduction 3 with 25 rules applied. Total rules applied 254 place count 287 transition count 1044
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: 28
Deduced a syphon composed of 28 places in 3 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 3 with 56 rules applied. Total rules applied 310 place count 259 transition count 1016
Applied a total of 310 rules in 277 ms. Remains 259 /414 variables (removed 155) and now considering 1016/1296 (removed 280) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 292 ms. Remains : 259/414 places, 1016/1296 transitions.
RANDOM walk for 40000 steps (8 resets) in 584 ms. (68 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 79 ms. (500 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 92 ms. (430 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 83 ms. (476 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 76 ms. (519 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 192 ms. (207 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 329126 steps, run timeout after 3001 ms. (steps per millisecond=109 ) properties seen :3 out of 5
Probabilistic random walk after 329126 steps, saw 118238 distinct states, run finished after 3007 ms. (steps per millisecond=109 ) properties seen :3
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-00 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
[2026-05-26 06:29:52] [INFO ] Flow matrix only has 422 transitions (discarded 594 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5388770017860525688.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14163554108019155300.kers'
[2026-05-26 06:29:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5388770017860525688.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14163554108019155300.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 422 rows 259 cols 1012 entries
Finished phase 1 with 234 SingleSign rule and 6 generalized
[2026-05-26 06:29:52] [INFO ] Computed 19 invariants in 1 ms
Computed 19 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14163554108019155300.kers
Total runtime 2 ms.
[2026-05-26 06:29:52] [INFO ] State equation strengthened by 189 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 177/204 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/204 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 12/216 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 43/259 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/259 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 422/681 variables, 259/278 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/681 variables, 189/467 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/681 variables, 0/467 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/681 variables, 0/467 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 681/681 variables, and 467 constraints, problems are : Problem set: 0 solved, 2 unsolved in 449 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 259/259 constraints, ReadFeed: 189/189 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 177/204 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/204 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 12/216 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/216 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 43/259 variables, 6/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/259 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 422/681 variables, 259/285 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/681 variables, 189/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/681 variables, 1/475 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,6 properties remain. new max is 32768
SDD size :71712 after 133303
At refinement iteration 11 (INCLUDED_ONLY) 0/681 variables, 1/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/681 variables, 2/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/681 variables, 0/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/681 variables, 0/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 681/681 variables, and 478 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2122 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 259/259 constraints, ReadFeed: 189/189 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2602ms problems are : Problem set: 0 solved, 2 unsolved
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-07 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 391 ms.
Support contains 25 out of 259 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 259/259 places, 1016/1016 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 259 transition count 1010
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 253 transition count 1010
Applied a total of 12 rules in 43 ms. Remains 253 /259 variables (removed 6) and now considering 1010/1016 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 253/259 places, 1010/1016 transitions.
RANDOM walk for 40000 steps (8 resets) in 188 ms. (211 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 166 ms. (239 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 573412 steps, run timeout after 3001 ms. (steps per millisecond=191 ) properties seen :0 out of 1
Probabilistic random walk after 573412 steps, saw 172851 distinct states, run finished after 3001 ms. (steps per millisecond=191 ) properties seen :0
[2026-05-26 06:29:58] [INFO ] Flow matrix only has 416 transitions (discarded 594 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-256856874263113507.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11106047504935536939.kers'
[2026-05-26 06:29:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-256856874263113507.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11106047504935536939.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 416 rows 253 cols 1000 entries
Finished phase 1 with 228 SingleSign rule and 6 generalized
[2026-05-26 06:29:58] [INFO ] Computed 19 invariants in 1 ms
Computed 19 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-11106047504935536939.kers
Total runtime 3 ms.
[2026-05-26 06:29:58] [INFO ] State equation strengthened by 189 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 173/198 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 12/210 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 43/253 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 416/669 variables, 253/272 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/669 variables, 189/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/669 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/669 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 669/669 variables, and 461 constraints, problems are : Problem set: 0 solved, 1 unsolved in 307 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 253/253 constraints, ReadFeed: 189/189 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 173/198 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 12/210 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 43/253 variables, 6/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/253 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 416/669 variables, 253/281 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/669 variables, 189/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/669 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/669 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/669 variables, 0/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/669 variables, 0/471 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 669/669 variables, and 471 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2061 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 253/253 constraints, ReadFeed: 189/189 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2409ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 57 ms.
Support contains 25 out of 253 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 253/253 places, 1010/1010 transitions.
Applied a total of 0 rules in 37 ms. Remains 253 /253 variables (removed 0) and now considering 1010/1010 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 253/253 places, 1010/1010 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 253/253 places, 1010/1010 transitions.
Applied a total of 0 rules in 35 ms. Remains 253 /253 variables (removed 0) and now considering 1010/1010 (removed 0) transitions.
[2026-05-26 06:30:00] [INFO ] Flow matrix only has 416 transitions (discarded 594 similar events)
[2026-05-26 06:30:00] [INFO ] Invariant cache hit.
[2026-05-26 06:30:01] [INFO ] Implicit Places using invariants in 370 ms returned []
[2026-05-26 06:30:01] [INFO ] Flow matrix only has 416 transitions (discarded 594 similar events)
[2026-05-26 06:30:01] [INFO ] Invariant cache hit.
[2026-05-26 06:30:01] [INFO ] State equation strengthened by 189 read => feed constraints.
[2026-05-26 06:30:02] [INFO ] Implicit Places using invariants and state equation in 1290 ms returned []
Implicit Place search using SMT with State Equation took 1679 ms to find 0 implicit places.
[2026-05-26 06:30:02] [INFO ] Redundant transitions in 76 ms returned []
Running 1004 sub problems to find dead transitions.
[2026-05-26 06:30:02] [INFO ] Flow matrix only has 416 transitions (discarded 594 similar events)
[2026-05-26 06:30:02] [INFO ] Invariant cache hit.
[2026-05-26 06:30:02] [INFO ] State equation strengthened by 189 read => feed constraints.
SDD proceeding with computation,6 properties remain. new max is 65536
SDD size :133303 after 877914
At refinement iteration 0 (INCLUDED_ONLY) 0/253 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1004 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/253 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1004 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/253 variables, 20/39 constraints. Problems are: Problem set: 0 solved, 1004 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/253 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 1004 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 253/669 variables, and 59 constraints, problems are : Problem set: 0 solved, 1004 unsolved in 30060 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/253 constraints, ReadFeed: 0/189 constraints, PredecessorRefiner: 1004/1004 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1004 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/253 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1004 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/253 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1004 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/253 variables, 40/59 constraints. Problems are: Problem set: 0 solved, 1004 unsolved
SDD proceeding with computation,6 properties remain. new max is 131072
SDD size :877914 after 9.6446e+06
At refinement iteration 3 (INCLUDED_ONLY) 0/253 variables, 20/79 constraints. Problems are: Problem set: 0 solved, 1004 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/253 variables, 16/95 constraints. Problems are: Problem set: 0 solved, 1004 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 253/669 variables, and 98 constraints, problems are : Problem set: 0 solved, 1004 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/253 constraints, ReadFeed: 0/189 constraints, PredecessorRefiner: 0/1004 constraints, Known Traps: 79/79 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60590ms problems are : Problem set: 0 solved, 1004 unsolved
Search for dead transitions found 0 dead transitions in 60605ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62446 ms. Remains : 253/253 places, 1010/1010 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 712 edges and 253 vertex of which 32 / 253 are part of one of the 6 SCC in 5 ms
Free SCC test removed 26 places
Drop transitions (Empty/Sink Transition effects.) removed 89 transitions
Ensure Unique test removed 596 transitions
Reduce isomorphic transitions removed 685 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 0 with 36 rules applied. Total rules applied 37 place count 227 transition count 289
Reduce places removed 36 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 39 rules applied. Total rules applied 76 place count 191 transition count 286
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 79 place count 188 transition count 286
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 6 Pre rules applied. Total rules applied 79 place count 188 transition count 280
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 91 place count 182 transition count 280
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 94 place count 179 transition count 277
Iterating global reduction 3 with 3 rules applied. Total rules applied 97 place count 179 transition count 277
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 3 with 96 rules applied. Total rules applied 193 place count 131 transition count 229
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 3 with 18 rules applied. Total rules applied 211 place count 131 transition count 211
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 219 place count 127 transition count 239
Drop transitions (Redundant composition of simpler transitions.) removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 4 with 19 rules applied. Total rules applied 238 place count 127 transition count 220
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 240 place count 126 transition count 221
Free-agglomeration rule applied 23 times.
Iterating global reduction 4 with 23 rules applied. Total rules applied 263 place count 126 transition count 198
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 4 with 23 rules applied. Total rules applied 286 place count 103 transition count 198
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 5 with 1 rules applied. Total rules applied 287 place count 103 transition count 197
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 288 place count 102 transition count 197
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 289 place count 102 transition count 196
Partial Free-agglomeration rule applied 10 times.
Drop transitions (Partial Free agglomeration) removed 10 transitions
Iterating global reduction 6 with 10 rules applied. Total rules applied 299 place count 102 transition count 196
Applied a total of 299 rules in 78 ms. Remains 102 /253 variables (removed 151) and now considering 196/1010 (removed 814) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10085815407945507313.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7024268083101993862.kers'
[2026-05-26 06:31:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10085815407945507313.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7024268083101993862.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 196 rows 102 cols 648 entries
Finished phase 1 with 75 SingleSign rule and 8 generalized
[2026-05-26 06:31:03] [INFO ] Computed 19 invariants in 0 ms
Computed 19 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7024268083101993862.kers
Total runtime 1 ms.
[2026-05-26 06:31:03] [INFO ] After 42ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-26 06:31:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 4 ms returned sat
[2026-05-26 06:31:03] [INFO ] [Nat]Absence check using 13 positive and 6 generalized place invariants in 2 ms returned sat
[2026-05-26 06:31:03] [INFO ] After 99ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-26 06:31:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 61 ms
TRAPS : Iteration 1
[2026-05-26 06:31:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 46 ms
TRAPS : Iteration 2
[2026-05-26 06:31:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 43 ms
TRAPS : Iteration 3
[2026-05-26 06:31:03] [INFO ] After 362ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-26 06:31:03] [INFO ] After 451ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-26 06:31:03] [INFO ] Flatten gal took : 20 ms
[2026-05-26 06:31:03] [INFO ] Flatten gal took : 20 ms
[2026-05-26 06:31:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8726678711891222979.gal : 3 ms
[2026-05-26 06:31:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17147099554782972610.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8726678711891222979.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17147099554782972610.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality17147099554782972610.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 28
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :28 after 105
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :105 after 945
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :945 after 4653
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :4653 after 11151
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :11151 after 14715
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :14715 after 45595
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :45595 after 513596
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,3.43699e+07,0.184102,5896,2,696,14,8381,7,0,645,5384,0
Total reachable state count : 34369920

Verifying 1 reachability properties.
Invariant property EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-15 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-15,36383,0.192584,5956,2,817,14,8381,7,0,684,5384,0
Over-approximation ignoring read arcs solved 0 properties in 870 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-26 06:31:04] [INFO ] Flatten gal took : 88 ms
[2026-05-26 06:31:04] [INFO ] Applying decomposition
[2026-05-26 06:31:04] [INFO ] Flatten gal took : 58 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph3855440162411423051.txt' '-o' '/tmp/graph3855440162411423051.bin' '-w' '/tmp/graph3855440162411423051.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3855440162411423051.bin' '-l' '-1' '-v' '-w' '/tmp/graph3855440162411423051.weights' '-q' '0' '-e' '0.001'
[2026-05-26 06:31:04] [INFO ] Decomposing Gal with order
[2026-05-26 06:31:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 06:31:05] [INFO ] Removed a total of 2311 redundant transitions.
[2026-05-26 06:31:05] [INFO ] Flatten gal took : 329 ms
[2026-05-26 06:31:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 238 labels/synchronizations in 92 ms.
[2026-05-26 06:31:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14330209843672259779.gal : 30 ms
[2026-05-26 06:31:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3344887842460130688.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14330209843672259779.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3344887842460130688.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality3344887842460130688.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 2
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :2 after 2
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :2 after 8
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :8 after 100
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :100 after 391
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :391 after 1557
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1557 after 26592
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :26592 after 114816
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :114816 after 324450
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :324450 after 2.04525e+06
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2.04525e+06 after 1.38171e+07
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :1.38171e+07 after 3.10136e+07
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :3.10136e+07 after 4.30046e+07
Detected timeout of ITS tools.
[2026-05-26 07:01:10] [INFO ] Flatten gal took : 937 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin14819511982154092054
[2026-05-26 07:01:11] [INFO ] Applying decomposition
[2026-05-26 07:01:11] [INFO ] Computing symmetric may disable matrix : 1010 transitions.
[2026-05-26 07:01:11] [INFO ] Computation of Complete disable matrix. took 58 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 07:01:11] [INFO ] Computing symmetric may enable matrix : 1010 transitions.
[2026-05-26 07:01:11] [INFO ] Computation of Complete enable matrix. took 18 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 07:01:11] [INFO ] Flatten gal took : 627 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph419276879051613706.txt' '-o' '/tmp/graph419276879051613706.bin' '-w' '/tmp/graph419276879051613706.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph419276879051613706.bin' '-l' '-1' '-v' '-w' '/tmp/graph419276879051613706.weights' '-q' '0' '-e' '0.001'
[2026-05-26 07:01:18] [INFO ] Decomposing Gal with order
[2026-05-26 07:01:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 07:01:18] [INFO ] Computing Do-Not-Accords matrix : 1010 transitions.
[2026-05-26 07:01:18] [INFO ] Computation of Completed DNA matrix. took 63 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 07:01:19] [INFO ] Built C files in 7773ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14819511982154092054
[2026-05-26 07:01:19] [INFO ] Removed a total of 1863 redundant transitions.
Running compilation step : cd /tmp/ltsmin14819511982154092054;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2026-05-26 07:01:19] [INFO ] Flatten gal took : 410 ms
[2026-05-26 07:01:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 338 labels/synchronizations in 95 ms.
[2026-05-26 07:01:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4015790247574189243.gal : 8 ms
[2026-05-26 07:01:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10024377151762920860.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4015790247574189243.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10024377151762920860.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality10024377151762920860.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 16
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :16 after 256
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :256 after 391
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :391 after 11135
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :11135 after 100401
Compilation finished in 5858 ms.
Running link step : cd /tmp/ltsmin14819511982154092054;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 104 ms.
Running LTSmin : cd /tmp/ltsmin14819511982154092054;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'EisenbergMcGuirePT06ReachabilityCardinality202415==true'
Invariant property EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-15 does not hold.
FORMULA EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 65 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,1.37324e+06,43.0008,628512,30253,3135,1.01934e+06,13125,1988,1.66911e+06,347,116475,0
Total reachable state count : 1373235

Verifying 1 reachability properties.
Invariant property EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-15 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
EisenbergMcGuire-PT-06-ReachabilityCardinality-2024-15,32,46.6944,628512,144,142,1.01934e+06,13125,2105,1.66911e+06,370,116475,0
ITS tools runner thread asked to quit. Dying gracefully.
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 1947011 ms.

BK_STOP 1779778926585

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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 ReachabilityCardinality -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="EisenbergMcGuire-PT-06"
export BK_EXAMINATION="ReachabilityCardinality"
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 EisenbergMcGuire-PT-06, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r114-smll-177955740500262"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/EisenbergMcGuire-PT-06.tgz
mv EisenbergMcGuire-PT-06 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;