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.r176-smll-177961111900124.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is JoinFreeModules-PT-0200, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r176-smll-177961111900124
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.2K Mar 7 16:38 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Mar 7 16:38 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Mar 7 16:38 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 7 16:38 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 11:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 11:05 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 11:05 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 11:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 7 16:39 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 101K Mar 7 16:39 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Mar 7 16:39 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K Mar 7 16:39 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 11:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 11:05 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 613K 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

FORMULA_NAME Liveness

=== Now, execution of the tool begins

BK_START 1779754095792

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=JoinFreeModules-PT-0200
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
Liveness PT
Running Version 202505121319
[2026-05-26 00:08:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-26 00:08:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 00:08:18] [INFO ] Load time of PNML (sax parser for PT used): 300 ms
[2026-05-26 00:08:18] [INFO ] Transformed 1001 places.
[2026-05-26 00:08:18] [INFO ] Transformed 1601 transitions.
[2026-05-26 00:08:18] [INFO ] Parsed PT model containing 1001 places and 1601 transitions and 4602 arcs in 524 ms.
Discarding 800 transitions out of 1601. Remains 801
Reduce places removed 1 places and 0 transitions.
Built sparse matrix representations for Structural reductions in 13 ms.11836KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 1000/1000 places, 1601/1601 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 177 ms. Remains 1000 /1000 variables (removed 0) and now considering 1601/1601 (removed 0) transitions.
Running 1200 sub problems to find dead transitions.
// Phase 1: matrix 1601 rows 1000 cols
[2026-05-26 00:08:19] [INFO ] Computed 200 invariants in 40 ms
[2026-05-26 00:08:19] [INFO ] State equation strengthened by 200 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 800/2601 variables, and 0 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 20210 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 1200/1200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1200 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 800/2601 variables, and 0 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 20046 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 0/1200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40823ms problems are : Problem set: 0 solved, 1200 unsolved
Search for dead transitions found 0 dead transitions in 40872ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 41127 ms. Remains : 1000/1000 places, 1601/1601 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 1000/1000 places, 1601/1601 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 71 ms. Remains 1000 /1000 variables (removed 0) and now considering 1601/1601 (removed 0) transitions.
[2026-05-26 00:09:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-26 00:09:00] [INFO ] Implicit Places using invariants in 276 ms returned []
[2026-05-26 00:09:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-26 00:09:01] [INFO ] State equation strengthened by 200 read => feed constraints.
[2026-05-26 00:09:01] [INFO ] Implicit Places using invariants and state equation in 1074 ms returned []
Implicit Place search using SMT with State Equation took 1359 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-26 00:09:01] [INFO ] Redundant transitions in 184 ms returned []
Running 1200 sub problems to find dead transitions.
[2026-05-26 00:09:01] [INFO ] Invariant cache hit.
[2026-05-26 00:09:01] [INFO ] State equation strengthened by 200 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 800/2601 variables, and 0 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 1200/1200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1200 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 800/2601 variables, and 0 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 0/1200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60578ms problems are : Problem set: 0 solved, 1200 unsolved
Search for dead transitions found 0 dead transitions in 60587ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 62217 ms. Remains : 1000/1000 places, 1601/1601 transitions.
Random walk for 1250083 steps, including 0 resets, run took 21658 ms (no deadlock found). (steps per millisecond=57 )
Interrupted Random directed walk after 628125 steps, including 0 resets, run timeout after 30021 ms. (steps per millisecond=20 )
[2026-05-26 00:10:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2026-05-26 00:10:54] [INFO ] [Real]Absence check using 200 positive place invariants in 4 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 1001/1001 places, 1601/1601 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1000 transition count 1601
Applied a total of 1 rules in 45 ms. Remains 1000 /1001 variables (removed 1) and now considering 1601/1601 (removed 0) transitions.
Running 1200 sub problems to find dead transitions.
[2026-05-26 00:10:54] [INFO ] Invariant cache hit.
[2026-05-26 00:10:54] [INFO ] State equation strengthened by 200 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 800/2601 variables, and 0 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 20030 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 1200/1200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1200 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 800/2601 variables, and 0 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 20060 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 0/1200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40445ms problems are : Problem set: 0 solved, 1200 unsolved
Search for dead transitions found 0 dead transitions in 40450ms
[2026-05-26 00:11:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-26 00:11:35] [INFO ] Implicit Places using invariants in 383 ms returned []
[2026-05-26 00:11:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-26 00:11:36] [INFO ] State equation strengthened by 200 read => feed constraints.
[2026-05-26 00:11:36] [INFO ] Implicit Places using invariants and state equation in 1121 ms returned []
Implicit Place search using SMT with State Equation took 1507 ms to find 0 implicit places.
Running 1200 sub problems to find dead transitions.
[2026-05-26 00:11:36] [INFO ] Invariant cache hit.
[2026-05-26 00:11:36] [INFO ] State equation strengthened by 200 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 800/2601 variables, and 0 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 1200/1200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1200 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 800/2601 variables, and 0 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 0/1200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60425ms problems are : Problem set: 0 solved, 1200 unsolved
Search for dead transitions found 0 dead transitions in 60431ms
Starting structural reductions in LIVENESS mode, iteration 1 : 1000/1001 places, 1601/1601 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 102445 ms. Remains : 1000/1001 places, 1601/1601 transitions.
Discarding 800 transitions out of 1601. Remains 801
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40304 steps (8 resets) in 1189 ms. (33 steps per ms) remains 493/800 properties
BEST_FIRST walk for 404 steps (0 resets) in 17 ms. (22 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 16 ms. (23 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 52 ms. (7 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 18 ms. (21 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 11 ms. (33 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 11 ms. (33 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 18 ms. (21 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 11 ms. (33 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 11 ms. (33 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 15 ms. (25 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 14 ms. (26 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 14 ms. (26 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 16 ms. (23 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 18 ms. (21 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 17 ms. (22 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 12 ms. (31 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 19 ms. (20 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 12 ms. (31 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 15 ms. (25 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 14 ms. (26 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 19 ms. (20 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 12 ms. (31 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 13 ms. (28 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 12 ms. (31 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 14 ms. (26 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 11 ms. (33 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 15 ms. (25 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 11 ms. (33 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 23 ms. (16 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 11 ms. (33 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 12 ms. (31 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 16 ms. (23 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 11 ms. (33 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 14 ms. (26 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 16 ms. (23 steps per ms) remains 493/493 properties
BEST_FIRST walk for 404 steps (0 resets) in 15 ms. (25 steps per ms) remains 493/493 properties
[2026-05-26 00:12:37] [INFO ] Invariant cache hit.
[2026-05-26 00:12:37] [INFO ] State equation strengthened by 200 read => feed constraints.
[2026-05-26 00:12:37] [INFO ] Flatten gal took : 361 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-26 00:12:38] [INFO ] Flatten gal took : 242 ms
[2026-05-26 00:12:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18134865590542402612.gal : 80 ms
[2026-05-26 00:12:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7401361975967342750.prop : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18134865590542402612.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7401361975967342750.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality7401361975967342750.prop.
Reachability property qltransition_3 is true.
SDD proceeding with computation,492 properties remain. new max is 2
SDD size :1 after 8
SDD proceeding with computation,492 properties remain. new max is 4
SDD size :8 after 17
Reachability property qltransition_1 is true.
SDD proceeding with computation,491 properties remain. new max is 4
SDD size :17 after 39
SDD proceeding with computation,491 properties remain. new max is 8
SDD size :39 after 69
SDD proceeding with computation,491 properties remain. new max is 16
SDD size :69 after 144
SDD proceeding with computation,491 properties remain. new max is 32
SDD size :144 after 359
SDD proceeding with computation,491 properties remain. new max is 64
SDD size :359 after 1052
SDD proceeding with computation,491 properties remain. new max is 128
SDD size :1052 after 3479
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 493/2601 variables, and 0 constraints, problems are : Problem set: 2 solved, 491 unsolved in 5018 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 493/493 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 491 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,491 properties remain. new max is 256
SDD size :3479 after 11206
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 491/2601 variables, and 0 constraints, problems are : Problem set: 2 solved, 491 unsolved in 5017 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 0/493 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10207ms problems are : Problem set: 2 solved, 491 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 491 out of 1000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1000/1000 places, 1601/1601 transitions.
Graph (complete) has 2400 edges and 1000 vertex of which 965 are kept as prefixes of interest. Removing 35 places using SCC suffix rule.6 ms
Discarding 35 places :
Also discarding 56 output transitions
Drop transitions (Output transitions of discarded places.) removed 56 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 965 transition count 1544
Applied a total of 2 rules in 118 ms. Remains 965 /1000 variables (removed 35) and now considering 1544/1601 (removed 57) transitions.
Running 1158 sub problems to find dead transitions.
// Phase 1: matrix 1544 rows 965 cols
[2026-05-26 00:12:48] [INFO ] Computed 193 invariants in 12 ms
[2026-05-26 00:12:48] [INFO ] State equation strengthened by 193 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,491 properties remain. new max is 512
SDD size :11206 after 20008
SDD proceeding with computation,491 properties remain. new max is 1024
SDD size :20008 after 4.87581e+06
SDD proceeding with computation,491 properties remain. new max is 2048
SDD size :4.87581e+06 after 1.45683e+07
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 772/2509 variables, and 0 constraints, problems are : Problem set: 0 solved, 1158 unsolved in 20061 ms.
Refiners :[Positive P Invariants (semi-flows): 0/193 constraints, State Equation: 0/965 constraints, ReadFeed: 0/193 constraints, PredecessorRefiner: 1158/1158 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1158 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Reachability property qltransition_16 is true.
Reachability property qltransition_15 is true.
Reachability property qltransition_11 is true.
Reachability property qltransition_9 is true.
SDD proceeding with computation,487 properties remain. new max is 2048
SDD size :1.45683e+07 after 3.62143e+14
SDD proceeding with computation,487 properties remain. new max is 4096
SDD size :3.62143e+14 after 1.43107e+15
Error getting values : (error "ParserException while parsing response: ((s0 5)
(s1 2)
(s3 4)
(s4 5)
(s5 5)
(s6 2)
(s8 4)
(s9 5)
(s10 5)
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(s13 4)
(s14 5)
(s15 5)
(s16 2)
(s18 4)
(s19 5)
(s20 5)
(s21 2)
(s23 4)
(s24 5)
(s25 5)
(s26 2)
(s28 4)
(s29 5)
(s30 5)
(s31 2)
(s33 4)
(s34 5)
(s35 5)
(s36 2)
(s38 4)
(s39 5)
(s40 5)
(s41 2)
(s43 4)
(s44 5)
(s45 5)
(s46 2)
(s48 4)
(s49 5)
(s50 5)
(s51 2)
(s53 4)
(s54 5)
(s55 5)
(s56 2)
(s58 4)
(s59 5)
(s60 5)
(s61 2)
(s63 4)
(s64 5)
(s65 5)
(s66 2)
(s68 4)
(s69 5)
(s70 5)
(s71 2)
(s73 4)
(s74 5)
(s75 5)
(s76 2)
(s78 4)
(s79 5)
(s80 5)
(s81 2)
(s83 4)
(s84 5)
(s85 5)
(s86 2)
(s88 4)
(s89 5)
(s90 5)
(s91 2)
(s93 4)
(s94 5)
(s95 5)
(s96 2)
(s98 4)
(s99 5)
(s100 5)
(s101 2)
(s103 4)
(s104 5)
(s105 5)
(s106 2)
(s108 4)
(s109 5)
(s110 5)
(s111 2)
(s113 4)
(s114 5)
(s115 5)
(s116 2)
(s118 4)
(s119 5)
(s120 5)
(s121 2)
(s123 4)
(s124 5)
(s125 5)
(s126 2)
(s128 4)
(s129 5)
(s130 5)
(s131 2)
(s133 4)
(s134 5)
(s135 5)
(s136 2)
(s138 4)
(s139 5)
(s140 5)
(s141 2)
(s143 4)
(s144 5)
(s145 5)
(s146 2)
(s148 4)
(s149 5)
(s150 5)
(s151 2)
(s153 4)
(s154 5)
(s155 5)
(s156 2)
(s158 4)
(s159 5)
(s160 5)
(s161 2)
(s163 4)
(s164 5)
(s165 5)
(s166 2)
(s168 4)
(s169 5)
(s170 5)
(s171 2)
(s173 4)
(s174 5)
(s175 5)
(s176 2)
(s178 4)
(s179 5)
(s180 5)
(s181 2)
(s183 4)
(s184 5)
(s185 5)
(s186 2)
(s188 4)
(s189 5)
(s190 5)
(s191 2)
(s193 4)
(s194 5)
(s195 5)
(s196 2)
(s198 4)
(s199 5)
(s200 5)
(s201 2)
(s203 4)
(s204 5)
(s205 5)
(s206 2)
(s208 4)
(s209 5)
(s210 5)
(s211 2)
(s213 4)
(s214 5)
(s215 5)
(s216 2)
(s218 4)
(s219 5)
(s220 5)
(s221 2)
(s223 4)
(s224 5)
(s225 5)
(s226 2)
(s228 4)
(s229 5)
(s230 5)
(s231 2)
(s233 4)
(s234 5)
(s235 5)
(s236 2)
(s238 4)
(s239 5)
(s240 5)
(s241 2)
(s243 4)
(s244 5)
(s245 5)
(s246 2)
(s248 4)
(s249 5)
(s250 5)
(s251 2)
(s253 4)
(s254 5)
(s255 5)
(s256 2)
(s258 4)
(s259 5)
(s260 5)
(s261 2)
(s263 4)
(s264 5)
(s265 5)
(s266 2)
(s268 4)
(s269 5)
(s270 5)
(s271 2)
(s273 4)
(s274 5)
(s275 5)
(s276 2)
(s278 4)
(s279 5)
(s280 5)
(s281 2)
(s283 4)
(s284 5)
(s285 5)
(s286 2)
(s288 4)
(s289 5)
(s290 5)
(s291 2)
(s293 4)
(s294 5)timeout

org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 772/2509 variables, and 0 constraints, problems are : Problem set: 0 solved, 1158 unsolved in 20037 ms.
Refiners :[Positive P Invariants (semi-flows): 0/193 constraints, State Equation: 0/965 constraints, ReadFeed: 0/193 constraints, PredecessorRefiner: 0/1158 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40350ms problems are : Problem set: 0 solved, 1158 unsolved
Search for dead transitions found 0 dead transitions in 40353ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40474 ms. Remains : 965/1000 places, 1544/1601 transitions.
RANDOM walk for 954389 steps (0 resets) in 20742 ms. (46 steps per ms) remains 0/487 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 801 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 1001/1001 places, 1601/1601 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1000 transition count 1601
Applied a total of 1 rules in 19 ms. Remains 1000 /1001 variables (removed 1) and now considering 1601/1601 (removed 0) transitions.
Running 1200 sub problems to find dead transitions.
// Phase 1: matrix 1601 rows 1000 cols
[2026-05-26 00:13:34] [INFO ] Computed 200 invariants in 14 ms
[2026-05-26 00:13:34] [INFO ] State equation strengthened by 200 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 800/2601 variables, and 0 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 20053 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 1200/1200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1200 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 800/2601 variables, and 0 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 20044 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 0/1200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40320ms problems are : Problem set: 0 solved, 1200 unsolved
Search for dead transitions found 0 dead transitions in 40323ms
[2026-05-26 00:14:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-26 00:14:15] [INFO ] Implicit Places using invariants in 443 ms returned []
[2026-05-26 00:14:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-26 00:14:16] [INFO ] State equation strengthened by 200 read => feed constraints.
[2026-05-26 00:14:16] [INFO ] Implicit Places using invariants and state equation in 1391 ms returned []
Implicit Place search using SMT with State Equation took 1855 ms to find 0 implicit places.
Running 1200 sub problems to find dead transitions.
[2026-05-26 00:14:16] [INFO ] Invariant cache hit.
[2026-05-26 00:14:16] [INFO ] State equation strengthened by 200 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 800/2601 variables, and 0 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 1200/1200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1200 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 5)
(s1 2)
(s3 4)
(s4 5)
(s5 5)
(s6 2)
(s8 4)
(s9 5)
(s10 5)
(s11 2)
(s13 4)
(s14 5)
(s15 5)
(s16 2)
(s18 4)
(s19 5)
(s20 5)
(s21 2)
(s23 4)
(s24 5)
(s25 5)
(s26 2)
(s28 4)
(s29 5)
(s30 5)
(s31 2)
(s33 4)
(s34 5)
(s35 5)
(s36 2)
(s38 4)
(s39 5)
(s40 5)
(s41 2)
(s43 4)
(s44 5)
(s45 5)
(s46 2)
(s48 4)
(s49 5)
(s50 5)
(s51 2)
(s53 4)
(s54 5)
(s55 5)
(s56 2)
(s58 4)
(s59 5)
(s60 5)
(s61 2)
(s63 4)
(s64 5)
(s65 5)
(s66 2)
(s68 4)
(s69 5)
(s70 5)
(s71 2)
(s73 4)
(s74 5)
(s75 5)
(s76 2)
(s78 4)
(s79 5)
(s80 5)
(s81 2)
(s83 4)
(s84 5)
(s85 5)
(s86 2)
(s88 4)
(s89 5)
(s90 5)
(s91 2)
(s93 4)
(s94 5)
(s95 5)
(s96 2)
(s98 4)
(s99 5)
(s100 5)
(s101 2)
(s103 4)
(s104 5)
(s105 5)
(s106 2)
(s108 4)
(s109 5)
(s110 5)
(s111 2)
(s113 4)
(s114 5)
(s115 5)
(s116 2)
(s118 4)
(s119 5)
(s120 5)
(s121 2)
(s123 4)
(s124 5)
(s125 5)
(s126 2)
(s128 4)
(s129 5)
(s130 5)
(s131 2)
(s133 4)
(s134 5)
(s135 5)
(s136 2)
(s138 4)
(s139 5)
(s140 5)
(s141 2)
(s143 4)
(s144 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 800/2601 variables, and 0 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 0/200 constraints, State Equation: 0/1000 constraints, ReadFeed: 0/200 constraints, PredecessorRefiner: 0/1200 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60282ms problems are : Problem set: 0 solved, 1200 unsolved
Search for dead transitions found 0 dead transitions in 60285ms
Starting structural reductions in LIVENESS mode, iteration 1 : 1000/1001 places, 1601/1601 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 102489 ms. Remains : 1000/1001 places, 1601/1601 transitions.
Discarding 800 transitions out of 1601. Remains 801
Net is quasi-live, checking if it is reversible to establish liveness.
Net is conservative; using simplified expression for initial state.
[2026-05-26 00:15:17] [INFO ] Flatten gal took : 148 ms
[2026-05-26 00:15:17] [INFO ] Flatten gal took : 120 ms
[2026-05-26 00:15:17] [INFO ] Time to serialize gal into /tmp/CTLFireability12134770816658631952.gal : 29 ms
[2026-05-26 00:15:17] [INFO ] Time to serialize properties into /tmp/CTLFireability6991374727848296316.ctl : 13 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability12134770816658631952.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6991374727848296316.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2026-05-26 00:15:20] [INFO ] Flatten gal took : 56 ms
[2026-05-26 00:15:20] [INFO ] Applying decomposition
[2026-05-26 00:15:20] [INFO ] Flatten gal took : 51 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph2531497866670708284.txt' '-o' '/tmp/graph2531497866670708284.bin' '-w' '/tmp/graph2531497866670708284.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph2531497866670708284.bin' '-l' '-1' '-v' '-w' '/tmp/graph2531497866670708284.weights' '-q' '0' '-e' '0.001'
[2026-05-26 00:15:20] [INFO ] Decomposing Gal with order
[2026-05-26 00:15:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 00:15:21] [INFO ] Flatten gal took : 155 ms
[2026-05-26 00:15:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 40 ms.
[2026-05-26 00:15:21] [INFO ] Time to serialize gal into /tmp/CTLFireability11481415548839157094.gal : 18 ms
[2026-05-26 00:15:21] [INFO ] Time to serialize properties into /tmp/CTLFireability16064701409345455101.ctl : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability11481415548839157094.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16064701409345455101.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...264
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2026-05-26 00:15:24] [INFO ] Flatten gal took : 46 ms
[2026-05-26 00:15:24] [INFO ] Flatten gal took : 45 ms
[2026-05-26 00:15:24] [INFO ] Time to serialize gal into /tmp/CTLFireability11585812181182404759.gal : 8 ms
[2026-05-26 00:15:24] [INFO ] Time to serialize properties into /tmp/CTLFireability7150960179571758209.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability11585812181182404759.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability7150960179571758209.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2026-05-26 00:15:54] [INFO ] Flatten gal took : 41 ms
[2026-05-26 00:15:54] [INFO ] Applying decomposition
[2026-05-26 00:15:54] [INFO ] Flatten gal took : 43 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph10482073799400419886.txt' '-o' '/tmp/graph10482073799400419886.bin' '-w' '/tmp/graph10482073799400419886.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10482073799400419886.bin' '-l' '-1' '-v' '-w' '/tmp/graph10482073799400419886.weights' '-q' '0' '-e' '0.001'
[2026-05-26 00:15:54] [INFO ] Decomposing Gal with order
[2026-05-26 00:15:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 00:15:54] [INFO ] Flatten gal took : 57 ms
[2026-05-26 00:15:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 10 ms.
[2026-05-26 00:15:54] [INFO ] Time to serialize gal into /tmp/CTLFireability5036078246660825117.gal : 11 ms
[2026-05-26 00:15:54] [INFO ] Time to serialize properties into /tmp/CTLFireability2451768923872866121.ctl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5036078246660825117.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2451768923872866121.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...262
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.57101e+1574,18.0658,171148,202,1419,1004,422800,643,203,75,520625,0


Converting to forward existential form...Done !
original formula: AG(EF((((((((((((u0.p1==2)&&(u0.p2==1))&&((u0.p3==200)&&(u1.p6==2)))&&(((u1.p7==1)&&(u1.p8==200))&&((u2.p11==2)&&(u2.p12==1))))&&((((u2.p...10826
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((((((((((u0.p1==2)&&(u0.p2==1))&&((u0.p3==200)&&(u1.p6==2)))&&(((u1.p7==1)&&(u1...10886
Reverse transition relation is NOT exact ! Due to transitions u0.t1, u0.t2, u0.t3, u0.t4, u0.t8, u1.t9, u1.t10, u1.t11, u1.t12, u1.t16, u2.t17, u2.t18, u2....10922
Detected timeout of ITS tools.
[2026-05-26 00:16:25] [INFO ] Flatten gal took : 37 ms
[2026-05-26 00:16:25] [INFO ] Flatten gal took : 38 ms
[2026-05-26 00:16:25] [INFO ] Time to serialize gal into /tmp/CTLFireability3998784420421708889.gal : 8 ms
[2026-05-26 00:16:25] [INFO ] Time to serialize properties into /tmp/CTLFireability11152352342523799948.ctl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3998784420421708889.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11152352342523799948.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2026-05-26 00:21:25] [INFO ] Flatten gal took : 36 ms
[2026-05-26 00:21:25] [INFO ] Applying decomposition
[2026-05-26 00:21:25] [INFO ] Flatten gal took : 54 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph3209071569563751025.txt' '-o' '/tmp/graph3209071569563751025.bin' '-w' '/tmp/graph3209071569563751025.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3209071569563751025.bin' '-l' '-1' '-v' '-w' '/tmp/graph3209071569563751025.weights' '-q' '0' '-e' '0.001'
[2026-05-26 00:21:25] [INFO ] Decomposing Gal with order
[2026-05-26 00:21:25] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 00:21:25] [INFO ] Flatten gal took : 48 ms
[2026-05-26 00:21:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 10 ms.
[2026-05-26 00:21:25] [INFO ] Time to serialize gal into /tmp/CTLFireability6495547745258487130.gal : 11 ms
[2026-05-26 00:21:25] [INFO ] Time to serialize properties into /tmp/CTLFireability10573659080063267488.ctl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability6495547745258487130.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10573659080063267488.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.57101e+1574,18.3848,170952,202,1419,1004,422800,643,203,75,520625,0


Converting to forward existential form...Done !
original formula: AG(EF((((((((((((u0.p1==2)&&(u0.p2==1))&&((u0.p3==200)&&(u1.p6==2)))&&(((u1.p7==1)&&(u1.p8==200))&&((u2.p11==2)&&(u2.p12==1))))&&((((u2.p...10826
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((((((((((u0.p1==2)&&(u0.p2==1))&&((u0.p3==200)&&(u1.p6==2)))&&(((u1.p7==1)&&(u1...10886
Reverse transition relation is NOT exact ! Due to transitions u0.t1, u0.t2, u0.t3, u0.t4, u0.t8, u1.t9, u1.t10, u1.t11, u1.t12, u1.t16, u2.t17, u2.t18, u2....10922
Detected timeout of ITS tools.
[2026-05-26 00:26:25] [INFO ] Flatten gal took : 54 ms
[2026-05-26 00:26:25] [INFO ] Flatten gal took : 34 ms
[2026-05-26 00:26:26] [INFO ] Time to serialize gal into /tmp/CTLFireability13994134096704148889.gal : 38 ms
[2026-05-26 00:26:26] [INFO ] Time to serialize properties into /tmp/CTLFireability1558682681224083805.ctl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability13994134096704148889.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1558682681224083805.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.

BK_TIME_CONFINEMENT_REACHED

--------------------
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
+ [[ Liveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="JoinFreeModules-PT-0200"
export BK_EXAMINATION="Liveness"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool gold2025"
echo " Input is JoinFreeModules-PT-0200, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r176-smll-177961111900124"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0200.tgz
mv JoinFreeModules-PT-0200 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;