Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r147-tall-174876819500219.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.....................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is PaceMaker-PT-none, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r147-tall-174876819500219
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 640K
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 119K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 93K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 158K May 29 14:32 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME Liveness

=== Now, execution of the tool begins

BK_START 1748809723069

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PaceMaker-PT-none
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
Liveness PT
Running Version 202505121319
[2025-06-01 20:28:44] [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]
[2025-06-01 20:28:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 20:28:44] [INFO ] Load time of PNML (sax parser for PT used): 74 ms
[2025-06-01 20:28:44] [INFO ] Transformed 70 places.
[2025-06-01 20:28:44] [INFO ] Transformed 164 transitions.
[2025-06-01 20:28:44] [INFO ] Parsed PT model containing 70 places and 164 transitions and 954 arcs in 160 ms.
Discarding 28 transitions out of 164. Remains 136
Built sparse matrix representations for Structural reductions in 9 ms.17362KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 70/70 places, 164/164 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 21 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
Running 153 sub problems to find dead transitions.
[2025-06-01 20:28:44] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Normalized transition count is 93 out of 158 initially.
// Phase 1: matrix 93 rows 70 cols
[2025-06-01 20:28:44] [INFO ] Computed 35 invariants in 7 ms
[2025-06-01 20:28:44] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4857 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 20074 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 25088ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 25102ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 25163 ms. Remains : 70/70 places, 164/164 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 70/70 places, 164/164 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 7 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
[2025-06-01 20:29:09] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-01 20:29:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:29:09] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-06-01 20:29:09] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-01 20:29:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:29:09] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-01 20:29:09] [INFO ] Implicit Places using invariants and state equation in 89 ms returned []
Implicit Place search using SMT with State Equation took 152 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 20:29:09] [INFO ] Redundant transitions in 4 ms returned []
Running 153 sub problems to find dead transitions.
[2025-06-01 20:29:09] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-01 20:29:09] [INFO ] Invariant cache hit.
[2025-06-01 20:29:09] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4398 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34470ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 34471ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 34642 ms. Remains : 70/70 places, 164/164 transitions.
Random walk for 1250000 steps, including 0 resets, run took 3247 ms (no deadlock found). (steps per millisecond=384 )
Random directed walk for 1250005 steps, including 0 resets, run took 2470 ms (no deadlock found). (steps per millisecond=506 )
[2025-06-01 20:29:50] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2025-06-01 20:29:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2025-06-01 20:29:50] [INFO ] [Real]Absence check using 35 positive place invariants in 6 ms returned sat
[2025-06-01 20:29:50] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2025-06-01 20:29:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2025-06-01 20:29:50] [INFO ] [Nat]Absence check using 35 positive place invariants in 7 ms returned sat
[2025-06-01 20:29:50] [INFO ] [Nat]Absence check using state equation in 235 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 62 transition count 160
Applied a total of 12 rules in 17 ms. Remains 62 /70 variables (removed 8) and now considering 160/164 (removed 4) transitions.
Running 149 sub problems to find dead transitions.
[2025-06-01 20:29:50] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2025-06-01 20:29:50] [INFO ] Computed 31 invariants in 1 ms
[2025-06-01 20:29:50] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 149 unsolved in 3899 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 216/216 variables, and 373 constraints, problems are : Problem set: 0 solved, 149 unsolved in 20032 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23965ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 23965ms
[2025-06-01 20:30:14] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-01 20:30:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:30:14] [INFO ] Implicit Places using invariants in 89 ms returned []
[2025-06-01 20:30:14] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-01 20:30:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:30:14] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-01 20:30:14] [INFO ] Implicit Places using invariants and state equation in 210 ms returned []
Implicit Place search using SMT with State Equation took 314 ms to find 0 implicit places.
Running 149 sub problems to find dead transitions.
[2025-06-01 20:30:14] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-01 20:30:14] [INFO ] Invariant cache hit.
[2025-06-01 20:30:14] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 149 unsolved in 4036 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 149/373 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 216/216 variables, and 373 constraints, problems are : Problem set: 0 solved, 149 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34099ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 34100ms
Starting structural reductions in LIVENESS mode, iteration 1 : 62/70 places, 160/164 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 58399 ms. Remains : 62/70 places, 160/164 transitions.
Discarding 28 transitions out of 160. Remains 132
Initial state reduction rules removed 5 formulas.
RANDOM walk for 40000 steps (8 resets) in 1828 ms. (21 steps per ms) remains 33/127 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4002 steps (8 resets) in 12 ms. (307 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4002 steps (8 resets) in 11 ms. (333 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4003 steps (8 resets) in 11 ms. (333 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4002 steps (8 resets) in 19 ms. (200 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4003 steps (8 resets) in 9 ms. (400 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 33/33 properties
[2025-06-01 20:30:49] [INFO ] Flatten gal took : 121 ms
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 33/33 properties
[2025-06-01 20:30:49] [INFO ] Flatten gal took : 25 ms
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 33/33 properties
[2025-06-01 20:30:49] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-01 20:30:49] [INFO ] Invariant cache hit.
[2025-06-01 20:30:49] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 20:30:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2088930372974903907.gal : 33 ms
[2025-06-01 20:30:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5555891961670989088.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2088930372974903907.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5555891961670989088.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 ...328
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 33 unsolved
Loading property file /tmp/ReachabilityCardinality5555891961670989088.prop.
SDD proceeding with computation,33 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,33 properties remain. new max is 8
SDD size :3 after 30
SDD proceeding with computation,33 properties remain. new max is 16
SDD size :30 after 126
SDD proceeding with computation,33 properties remain. new max is 32
SDD size :126 after 192
Reachability property qltransition_145 is true.
SDD proceeding with computation,32 properties remain. new max is 32
SDD size :192 after 2068
Reachability property qltransition_118 is true.
SDD proceeding with computation,31 properties remain. new max is 32
SDD size :2068 after 2385
Reachability property qltransition_124 is true.
Reachability property qltransition_91 is true.
SDD proceeding with computation,29 properties remain. new max is 32
SDD size :2385 after 3313
Reachability property qltransition_92 is true.
SDD proceeding with computation,28 properties remain. new max is 32
SDD size :3313 after 6724
SDD proceeding with computation,28 properties remain. new max is 64
SDD size :6724 after 8224
SDD proceeding with computation,28 properties remain. new max is 128
SDD size :8224 after 14764
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/13 constraints. Problems are: Problem set: 5 solved, 28 unsolved
SDD proceeding with computation,28 properties remain. new max is 256
SDD size :14764 after 2.77555e+06
At refinement iteration 2 (OVERLAPS) 3/32 variables, 3/16 constraints. Problems are: Problem set: 5 solved, 28 unsolved
Reachability property qltransition_45 is true.
Reachability property qltransition_44 is true.
SDD proceeding with computation,26 properties remain. new max is 256
SDD size :2.77555e+06 after 1.01861e+09
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/16 constraints. Problems are: Problem set: 7 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 117/149 variables, 32/48 constraints. Problems are: Problem set: 7 solved, 26 unsolved
Reachability property qltransition_156 is true.
Reachability property qltransition_154 is true.
Reachability property qltransition_144 is true.
Reachability property qltransition_143 is true.
Reachability property qltransition_142 is true.
Reachability property qltransition_126 is true.
Reachability property qltransition_123 is true.
At refinement iteration 5 (INCLUDED_ONLY) 0/149 variables, 96/144 constraints. Problems are: Problem set: 14 solved, 19 unsolved
Reachability property qltransition_71 is true.
Reachability property qltransition_60 is true.
Reachability property qltransition_59 is true.
Reachability property qltransition_46 is true.
Reachability property qltransition_38 is true.
Reachability property qltransition_31 is true.
Reachability property qltransition_30 is true.
Reachability property qltransition_29 is true.
Reachability property qltransition_28 is true.
Reachability property qltransition_27 is true.
SDD proceeding with computation,9 properties remain. new max is 256
SDD size :1.01861e+09 after 4.46871e+09
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/149 variables, 0/144 constraints. Problems are: Problem set: 24 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 28/177 variables, 16/160 constraints. Problems are: Problem set: 24 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/177 variables, 8/168 constraints. Problems are: Problem set: 24 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/177 variables, 12/180 constraints. Problems are: Problem set: 24 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/177 variables, 0/180 constraints. Problems are: Problem set: 24 solved, 9 unsolved
At refinement iteration 11 (OVERLAPS) 3/180 variables, 2/182 constraints. Problems are: Problem set: 24 solved, 9 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/180 variables, 1/183 constraints. Problems are: Problem set: 24 solved, 9 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/180 variables, 1/184 constraints. Problems are: Problem set: 24 solved, 9 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/180 variables, 0/184 constraints. Problems are: Problem set: 24 solved, 9 unsolved
At refinement iteration 15 (OVERLAPS) 12/192 variables, 10/194 constraints. Problems are: Problem set: 24 solved, 9 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/192 variables, 3/197 constraints. Problems are: Problem set: 24 solved, 9 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/192 variables, 0/197 constraints. Problems are: Problem set: 24 solved, 9 unsolved
At refinement iteration 18 (OVERLAPS) 24/216 variables, 12/209 constraints. Problems are: Problem set: 24 solved, 9 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/216 variables, 6/215 constraints. Problems are: Problem set: 24 solved, 9 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/216 variables, 9/224 constraints. Problems are: Problem set: 24 solved, 9 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 24 solved, 9 unsolved
SDD proceeding with computation,9 properties remain. new max is 512
SDD size :4.46871e+09 after 5.07697e+10
At refinement iteration 22 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 24 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 24 solved, 9 unsolved in 775 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 33/33 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 24 solved, 9 unsolved
Reachability property qltransition_125 is true.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 8/8 constraints. Problems are: Problem set: 25 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 25 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 1/18 variables, 1/9 constraints. Problems are: Problem set: 25 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/9 constraints. Problems are: Problem set: 25 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 76/94 variables, 18/27 constraints. Problems are: Problem set: 25 solved, 8 unsolved
Reachability property qltransition_112 is true.
Reachability property qltransition_88 is true.
Reachability property qltransition_73 is true.
Reachability property qltransition_72 is true.
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :5.07697e+10 after 1.09725e+12
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1.09725e+12 after 5.04743e+12
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,2.30228e+16,1.2737,18208,2,1058,48,62563,10,0,1039,73340,0
Total reachable state count : 23022799788441600

Verifying 33 reachability properties.
Reachability property qltransition_27 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_27,7.61478e+08,1.27458,18464,2,368,48,62563,11,0,1053,73340,0
Reachability property qltransition_28 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_28,1.08783e+08,1.2749,18464,2,362,48,62563,12,0,1055,73340,0
Reachability property qltransition_29 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_29,7.61478e+08,1.27524,18464,2,368,48,62563,13,0,1059,73340,0
Reachability property qltransition_30 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_30,1.08783e+08,1.27549,18464,2,362,48,62563,14,0,1061,73340,0
Reachability property qltransition_31 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_31,1.08783e+08,1.27573,18464,2,362,48,62563,15,0,1063,73340,0
Reachability property qltransition_37 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_37,2.30228e+15,1.27615,18464,2,1053,48,62563,15,0,1065,73340,0
Reachability property qltransition_38 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_38,7.61478e+09,1.27646,18464,2,377,48,62563,16,0,1068,73340,0
Reachability property qltransition_39 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_39,2.30228e+15,1.27687,18464,2,1053,48,62563,16,0,1070,73340,0
Reachability property qltransition_44 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_44,283288,1.27713,18464,2,297,48,62563,17,0,1073,73340,0
Reachability property qltransition_45 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_45,283288,1.27743,18464,2,297,48,62563,18,0,1077,73340,0
Reachability property qltransition_46 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_46,283288,1.27771,18464,2,297,48,62563,19,0,1081,73340,0
Reachability property qltransition_47 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_47,283288,1.27796,18464,2,297,48,62563,19,0,1082,73340,0
Reachability property qltransition_48 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_48,283288,1.27821,18464,2,297,48,62563,19,0,1084,73340,0
Reachability property qltransition_59 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_59,1.08783e+09,1.27854,18464,2,371,48,62563,20,0,1094,73340,0
Reachability property qltransition_60 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_60,1.08783e+09,1.27879,18464,2,371,48,62563,21,0,1096,73340,0
Reachability property qltransition_71 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_71,7.61478e+09,1.27906,18464,2,377,48,62563,22,0,1099,73340,0
Reachability property qltransition_72 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_72,4.00524e+12,1.27943,18464,2,950,48,62563,23,0,1102,73340,0
Reachability property qltransition_73 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_73,4.00524e+12,1.27981,18464,2,950,48,62563,24,0,1106,73340,0
Reachability property qltransition_88 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_88,2,1.28015,18464,2,64,48,62563,25,0,1117,73340,0
Reachability property qltransition_91 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_91,5,1.28066,18464,2,67,48,62563,26,0,1133,73340,0
Reachability property qltransition_92 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_92,5,1.28103,18464,2,67,48,62563,27,0,1137,73340,0
Reachability property qltransition_112 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_112,3.41441e+09,1.28163,18464,2,330,48,62563,28,0,1149,73340,0
Reachability property qltransition_118 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_118,1972,1.28208,18464,2,124,48,62563,29,0,1155,73340,0
Reachability property qltransition_123 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_123,1,1.28248,18464,2,63,48,62563,30,0,1162,73340,0
Reachability property qltransition_124 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_124,1,1.28281,18464,2,63,48,62563,31,0,1167,73340,0
Reachability property qltransition_125 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_125,1,1.28315,18464,2,63,48,62563,32,0,1172,73340,0
Reachability property qltransition_126 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_126,1,1.28344,18464,2,63,48,62563,33,0,1174,73340,0
Reachability property qltransition_142 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_142,7.61478e+09,1.28371,18464,2,377,48,62563,34,0,1176,73340,0
Reachability property qltransition_143 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_143,62,1.28406,18464,2,82,48,62563,35,0,1188,73340,0
Reachability property qltransition_144 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_144,16,1.28434,18464,2,75,48,62563,36,0,1190,73340,0
Reachability property qltransition_145 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_145,32,1.28465,18464,2,75,48,62563,37,0,1194,73340,0
Reachability property qltransition_154 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_154,314,1.2849,18464,2,96,48,62563,38,0,1198,73340,0
Reachability property qltransition_156 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_156,1.52296e+10,1.28516,18464,2,439,48,62563,39,0,1203,73340,0
After SMT solving in domain Int declared 94/216 variables, and 87 constraints, problems are : Problem set: 33 solved, 0 unsolved in 599 ms.
Refiners :[Positive P Invariants (semi-flows): 9/31 constraints, State Equation: 18/62 constraints, ReadFeed: 60/131 constraints, PredecessorRefiner: 0/33 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1393ms problems are : Problem set: 33 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Able to resolve query QuasiLiveness after proving 132 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 62 transition count 160
Applied a total of 12 rules in 2 ms. Remains 62 /70 variables (removed 8) and now considering 160/164 (removed 4) transitions.
Running 149 sub problems to find dead transitions.
[2025-06-01 20:30:51] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-01 20:30:51] [INFO ] Invariant cache hit.
[2025-06-01 20:30:51] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 149 unsolved in 4438 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 216/216 variables, and 373 constraints, problems are : Problem set: 0 solved, 149 unsolved in 20028 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24493ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 24494ms
[2025-06-01 20:31:15] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-01 20:31:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:31:15] [INFO ] Implicit Places using invariants in 63 ms returned []
[2025-06-01 20:31:15] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-01 20:31:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:31:15] [INFO ] State equation strengthened by 131 read => feed constraints.
[2025-06-01 20:31:16] [INFO ] Implicit Places using invariants and state equation in 204 ms returned []
Implicit Place search using SMT with State Equation took 294 ms to find 0 implicit places.
Running 149 sub problems to find dead transitions.
[2025-06-01 20:31:16] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2025-06-01 20:31:16] [INFO ] Invariant cache hit.
[2025-06-01 20:31:16] [INFO ] State equation strengthened by 131 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 149 unsolved in 4117 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 216/216 variables, and 373 constraints, problems are : Problem set: 0 solved, 149 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34170ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 34170ms
Starting structural reductions in LIVENESS mode, iteration 1 : 62/70 places, 160/164 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 58962 ms. Remains : 62/70 places, 160/164 transitions.
Discarding 28 transitions out of 160. Remains 132
Net is quasi-live, checking if it is reversible to establish liveness.
Net is conservative; using simplified expression for initial state.
[2025-06-01 20:31:50] [INFO ] Flatten gal took : 16 ms
[2025-06-01 20:31:50] [INFO ] Flatten gal took : 11 ms
[2025-06-01 20:31:50] [INFO ] Time to serialize gal into /tmp/CTLFireability3612442360225309742.gal : 24 ms
[2025-06-01 20:31:50] [INFO ] Time to serialize properties into /tmp/CTLFireability13779868102004721996.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/CTLFireability3612442360225309742.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability13779868102004721996.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.
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,2.30228e+16,0.47275,17216,2,1058,5,59726,6,0,1035,73127,0


Converting to forward existential form...Done !
original formula: AG(EF((((((((Atrium==34)&&(RAConductor==60))&&((Ventricle==245)&&(AVJOut==173)))&&(((AVJ==699)&&(A_dV==654))&&((RVConductor==155)&&(SANod...986
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((((((Atrium==34)&&(RAConductor==60))&&((Ventricle==245)&&(AVJOut==173)))&&(((AV...1046
Reverse transition relation is NOT exact ! Due to transitions EMPTY_NextVtrBeat, I950_L_Wait4VSynch, I702_L_Wait4VBeat, I881_S_retroAVJ_L_Retro, I880_S_ret...1671
(forward)formula 0,0,1.15866,34776,1,0,348,231198,341,164,5675,141944,329
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 20:31:51] [INFO ] Flatten gal took : 21 ms
[2025-06-01 20:31:51] [INFO ] Flatten gal took : 19 ms
[2025-06-01 20:31:51] [INFO ] Time to serialize gal into /tmp/CTLFireability15996983418914062248.gal : 2 ms
[2025-06-01 20:31:51] [INFO ] Time to serialize properties into /tmp/CTLFireability17112442996919508353.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/CTLFireability15996983418914062248.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17112442996919508353.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 -...285
No direction supplied, using forward translation only.
Parsed 132 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,2.30228e+16,0.360303,17396,2,1058,5,59726,6,0,1035,73127,0


Converting to forward existential form...Done !
original formula: AG(EF(((AtrNoiseGenerator>=7)&&(A_AtrNoiseGenerator>=944))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((AtrNoiseGenerator>=7)&&(A_AtrNoiseGenerator>=944)))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions EMPTY_NextVtrBeat, I950_L_Wait4VSynch, I702_L_Wait4VBeat, I881_S_retroAVJ_L_Retro, I880_S_ret...1671
(forward)formula 0,1,1.73772,61984,1,0,348,363862,341,163,5592,281757,330
Formula is TRUE !

***************************************

original formula: AG(EF(((VRGEctopic>=277)&&(A_VRGEctopic>=674))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((VRGEctopic>=277)&&(A_VRGEctopic>=674)))))] = FALSE
(forward)formula 1,1,1.73862,62240,1,0,348,363870,342,163,5592,281763,333
Formula is TRUE !

***************************************

original formula: AG(EF((((VRGEctopic>=715)&&(A_SIG_Vbeat>=1))&&(A_VRGEctopic>=236))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((VRGEctopic>=715)&&(A_SIG_Vbeat>=1))&&(A_VRGEctopic>=236)))))] = FALSE
(forward)formula 2,1,1.7394,62240,1,0,348,363870,343,163,5593,281763,336
Formula is TRUE !

***************************************

original formula: AG(EF(((VtrNoiseGenerator>=274)&&(A_VtrNoiseGenerator>=677))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((VtrNoiseGenerator>=274)&&(A_VtrNoiseGenerator>=677)))))] = FALSE
(forward)formula 3,1,1.73993,62240,1,0,348,363872,344,163,5593,281766,339
Formula is TRUE !
Detected timeout of ITS tools.
[2025-06-01 20:31:54] [INFO ] Flatten gal took : 10 ms
[2025-06-01 20:31:54] [INFO ] Applying decomposition
[2025-06-01 20:31:54] [INFO ] Flatten gal took : 10 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/graph10304485519950849117.txt' '-o' '/tmp/graph10304485519950849117.bin' '-w' '/tmp/graph10304485519950849117.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10304485519950849117.bin' '-l' '-1' '-v' '-w' '/tmp/graph10304485519950849117.weights' '-q' '0' '-e' '0.001'
[2025-06-01 20:31:54] [INFO ] Decomposing Gal with order
[2025-06-01 20:31:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 20:31:54] [INFO ] Removed a total of 105 redundant transitions.
[2025-06-01 20:31:54] [INFO ] Flatten gal took : 56 ms
[2025-06-01 20:31:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 14 labels/synchronizations in 7 ms.
[2025-06-01 20:31:54] [INFO ] Time to serialize gal into /tmp/CTLFireability11332696215590034732.gal : 3 ms
[2025-06-01 20:31:54] [INFO ] Time to serialize properties into /tmp/CTLFireability1757857084434224564.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/CTLFireability11332696215590034732.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1757857084434224564.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 128 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,2.30228e+16,0.188177,12984,423,213,20612,2188,516,23130,867,6267,0


Converting to forward existential form...Done !
original formula: AG(EF((((u17.VRG>=703)&&(u17.A_SIG_Vbeat>=1))&&(u17.A_VRG>=248))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((u17.VRG>=703)&&(u17.A_SIG_Vbeat>=1))&&(u17.A_VRG>=248)))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions I881_S_retroAVJ_L_Retro, I880_S_retroAVJ_L_Ante_L_Retro, I879_S_retroAVJ_L_Empty_L_Retro, I87...1713
(forward)formula 0,0,0.49161,25016,1,0,56549,5187,2379,61875,3722,11901,78272
FORMULA Liveness FALSE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING TOPOLOGICAL INITIAL_STATE USE_NUPN
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 191099 ms.

BK_STOP 1748809915458

--------------------
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="PaceMaker-PT-none"
export BK_EXAMINATION="Liveness"
export BK_TOOL="itstools"
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 2-5832"
echo " Executing tool itstools"
echo " Input is PaceMaker-PT-none, 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 r147-tall-174876819500219"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PaceMaker-PT-none.tgz
mv PaceMaker-PT-none 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 ;