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.r112-tall-177955701200547.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)
............................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is DoubleExponent-PT-004, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r112-tall-177955701200547
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 7.8K Mar 6 16:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 93K Mar 6 16:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Mar 6 16:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 6 16:57 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Mar 17 09:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 17 09:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 17 09:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 17 09:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.4K Mar 6 16:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 55K Mar 6 16:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K Mar 6 16:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Mar 6 16:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 17 09:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 17 09:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 67K 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1779631355905

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DoubleExponent-PT-004
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2026-05-24 14:02:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-24 14:02:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 14:02:37] [INFO ] Load time of PNML (sax parser for PT used): 64 ms
[2026-05-24 14:02:37] [INFO ] Transformed 216 places.
[2026-05-24 14:02:37] [INFO ] Transformed 198 transitions.
[2026-05-24 14:02:37] [INFO ] Parsed PT model containing 216 places and 198 transitions and 558 arcs in 150 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 216/216 places, 198/198 transitions.
Reduce places removed 4 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 0 with 52 rules applied. Total rules applied 52 place count 212 transition count 150
Reduce places removed 48 places and 0 transitions.
Iterating post reduction 1 with 48 rules applied. Total rules applied 100 place count 164 transition count 150
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 100 place count 164 transition count 142
Deduced a syphon composed of 8 places in 5 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 116 place count 156 transition count 142
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: 40
Deduced a syphon composed of 40 places in 1 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 2 with 80 rules applied. Total rules applied 196 place count 116 transition count 102
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 208 place count 110 transition count 102
Applied a total of 208 rules in 60 ms. Remains 110 /216 variables (removed 106) and now considering 102/198 (removed 96) transitions.
// Phase 1: matrix 102 rows 110 cols
[2026-05-24 14:02:37] [INFO ] Computed 21 invariants in 18 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:02:37] [INFO ] Implicit Places using invariants in 268 ms returned [47, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 298 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 108/216 places, 102/198 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 108 transition count 101
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 107 transition count 101
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 8 place count 104 transition count 98
Applied a total of 8 rules in 5 ms. Remains 104 /108 variables (removed 4) and now considering 98/102 (removed 4) transitions.
// Phase 1: matrix 98 rows 104 cols
[2026-05-24 14:02:37] [INFO ] Computed 19 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:02:37] [INFO ] Implicit Places using invariants in 95 ms returned []
[2026-05-24 14:02:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:02:37] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-24 14:02:38] [INFO ] Implicit Places using invariants and state equation in 249 ms returned []
Implicit Place search using SMT with State Equation took 347 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 104/216 places, 98/198 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 727 ms. Remains : 104/216 places, 98/198 transitions.
Discarding 22 transitions out of 98. Remains 76
Initial state reduction rules removed 1 formulas.
[2026-05-24 14:02:38] [INFO ] Flatten gal took : 90 ms
[2026-05-24 14:02:38] [INFO ] Flatten gal took : 34 ms
RANDOM walk for 40000 steps (4920 resets) in 1578 ms. (25 steps per ms) remains 61/75 properties
BEST_FIRST walk for 4000 steps (291 resets) in 85 ms. (46 steps per ms) remains 61/61 properties
[2026-05-24 14:02:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7148490795367724555.gal : 12 ms
[2026-05-24 14:02:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16300282501815966714.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7148490795367724555.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16300282501815966714.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4000 steps (302 resets) in 79 ms. (50 steps per ms) remains 61/61 properties

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
BEST_FIRST walk for 4001 steps (309 resets) in 115 ms. (34 steps per ms) remains 61/61 properties
Loading property file /tmp/ReachabilityCardinality16300282501815966714.prop.
BEST_FIRST walk for 4001 steps (295 resets) in 92 ms. (43 steps per ms) remains 61/61 properties
SDD proceeding with computation,61 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,61 properties remain. new max is 8
SDD size :3 after 8
SDD proceeding with computation,61 properties remain. new max is 16
SDD size :8 after 9
SDD proceeding with computation,61 properties remain. new max is 32
SDD size :9 after 15
SDD proceeding with computation,61 properties remain. new max is 64
SDD size :15 after 30
SDD proceeding with computation,61 properties remain. new max is 128
SDD size :30 after 61
Reachability property qltransition_88 is true.
Reachability property qltransition_84 is true.
Reachability property qltransition_78 is true.
Reachability property qltransition_65 is true.
Reachability property qltransition_64 is true.
Reachability property qltransition_41 is true.
Reachability property qltransition_40 is true.
Reachability property qltransition_39 is true.
Reachability property qltransition_38 is true.
Reachability property qltransition_33 is true.
Reachability property qltransition_30 is true.
Reachability property qltransition_29 is true.
Reachability property qltransition_26 is true.
Reachability property qltransition_22 is true.
SDD proceeding with computation,47 properties remain. new max is 128
SDD size :61 after 132
SDD proceeding with computation,47 properties remain. new max is 256
SDD size :132 after 390
BEST_FIRST walk for 4001 steps (293 resets) in 107 ms. (37 steps per ms) remains 61/61 properties
Reachability property qltransition_92 is true.
Reachability property qltransition_68 is true.
Reachability property qltransition_67 is true.
Reachability property qltransition_42 is true.
Reachability property qltransition_35 is true.
Reachability property qltransition_34 is true.
Reachability property qltransition_31 is true.
SDD proceeding with computation,40 properties remain. new max is 256
SDD size :390 after 834
BEST_FIRST walk for 4001 steps (299 resets) in 76 ms. (51 steps per ms) remains 61/61 properties
SDD proceeding with computation,40 properties remain. new max is 512
SDD size :834 after 1428
BEST_FIRST walk for 4001 steps (298 resets) in 45 ms. (86 steps per ms) remains 61/61 properties
Reachability property qltransition_90 is true.
Reachability property qltransition_86 is true.
Reachability property qltransition_70 is true.
Reachability property qltransition_44 is true.
Reachability property qltransition_43 is true.
Reachability property qltransition_37 is true.
Reachability property qltransition_32 is true.
Reachability property qltransition_11 is true.
Reachability property qltransition_10 is true.
Reachability property qltransition_9 is true.
Reachability property qltransition_8 is true.
Reachability property qltransition_4 is true.
Reachability property qltransition_1 is true.
Reachability property qltransition_0 is true.
SDD proceeding with computation,26 properties remain. new max is 512
SDD size :1428 after 8032
BEST_FIRST walk for 4002 steps (306 resets) in 82 ms. (48 steps per ms) remains 61/61 properties
SDD proceeding with computation,26 properties remain. new max is 1024
SDD size :8032 after 37832
BEST_FIRST walk for 4001 steps (293 resets) in 47 ms. (83 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4000 steps (290 resets) in 40 ms. (97 steps per ms) remains 61/61 properties
Reachability property qltransition_74 is true.
Reachability property qltransition_47 is true.
Reachability property qltransition_46 is true.
Reachability property qltransition_12 is true.
Reachability property qltransition_6 is true.
Reachability property qltransition_5 is true.
Reachability property qltransition_2 is true.
SDD proceeding with computation,19 properties remain. new max is 1024
SDD size :37832 after 110951
BEST_FIRST walk for 4002 steps (311 resets) in 37 ms. (105 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4000 steps (312 resets) in 20 ms. (190 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4001 steps (292 resets) in 23 ms. (166 steps per ms) remains 61/61 properties
SDD proceeding with computation,19 properties remain. new max is 2048
SDD size :110951 after 193072
BEST_FIRST walk for 4002 steps (291 resets) in 31 ms. (125 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4002 steps (294 resets) in 40 ms. (97 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4001 steps (295 resets) in 42 ms. (93 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4001 steps (308 resets) in 39 ms. (100 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4001 steps (308 resets) in 24 ms. (160 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4002 steps (299 resets) in 21 ms. (181 steps per ms) remains 61/61 properties
SDD proceeding with computation,19 properties remain. new max is 4096
SDD size :193072 after 343303
BEST_FIRST walk for 4002 steps (321 resets) in 23 ms. (166 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4002 steps (297 resets) in 26 ms. (148 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4002 steps (300 resets) in 31 ms. (125 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4001 steps (289 resets) in 24 ms. (160 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4001 steps (305 resets) in 47 ms. (83 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4003 steps (300 resets) in 24 ms. (160 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4001 steps (290 resets) in 23 ms. (166 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4003 steps (299 resets) in 21 ms. (181 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4003 steps (299 resets) in 33 ms. (117 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4003 steps (311 resets) in 26 ms. (148 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4003 steps (301 resets) in 23 ms. (166 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4002 steps (302 resets) in 33 ms. (117 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4002 steps (303 resets) in 59 ms. (66 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4001 steps (299 resets) in 36 ms. (108 steps per ms) remains 53/61 properties
BEST_FIRST walk for 4001 steps (294 resets) in 44 ms. (88 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4003 steps (310 resets) in 32 ms. (121 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4003 steps (301 resets) in 32 ms. (121 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4001 steps (305 resets) in 25 ms. (153 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4001 steps (304 resets) in 27 ms. (142 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4002 steps (295 resets) in 20 ms. (190 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4003 steps (305 resets) in 23 ms. (166 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4001 steps (286 resets) in 27 ms. (142 steps per ms) remains 53/53 properties
SDD proceeding with computation,19 properties remain. new max is 8192
SDD size :343303 after 639811
BEST_FIRST walk for 4001 steps (305 resets) in 41 ms. (95 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4000 steps (303 resets) in 35 ms. (111 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4003 steps (307 resets) in 27 ms. (142 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4001 steps (309 resets) in 31 ms. (125 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4002 steps (305 resets) in 28 ms. (138 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4003 steps (305 resets) in 51 ms. (76 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4002 steps (309 resets) in 26 ms. (148 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4002 steps (291 resets) in 33 ms. (117 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4001 steps (306 resets) in 30 ms. (129 steps per ms) remains 53/53 properties
BEST_FIRST walk for 4002 steps (295 resets) in 30 ms. (129 steps per ms) remains 49/53 properties
BEST_FIRST walk for 4001 steps (303 resets) in 25 ms. (153 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4000 steps (313 resets) in 31 ms. (125 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4002 steps (299 resets) in 34 ms. (114 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4001 steps (305 resets) in 18 ms. (210 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4002 steps (293 resets) in 16 ms. (235 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4002 steps (303 resets) in 26 ms. (148 steps per ms) remains 49/49 properties
[2026-05-24 14:02:39] [INFO ] Invariant cache hit.
[2026-05-24 14:02:39] [INFO ] State equation strengthened by 8 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 29/60 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (OVERLAPS) 30/90 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (OVERLAPS) 4/94 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/94 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 4/98 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/98 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (OVERLAPS) 98/196 variables, 98/117 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/196 variables, 8/125 constraints. Problems are: Problem set: 0 solved, 19 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/196 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 13 (OVERLAPS) 6/202 variables, 6/131 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/202 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 15 (OVERLAPS) 0/202 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 202/202 variables, and 131 constraints, problems are : Problem set: 0 solved, 19 unsolved in 1161 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 17/17 constraints, State Equation: 104/104 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 29/60 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (OVERLAPS) 30/90 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (OVERLAPS) 4/94 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:02:40] [INFO ] Deduced a trap composed of 7 places in 55 ms of which 8 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/94 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/94 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (OVERLAPS) 4/98 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:02:41] [INFO ] Deduced a trap composed of 5 places in 43 ms of which 6 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/98 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/98 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 12 (OVERLAPS) 98/196 variables, 98/119 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/196 variables, 8/127 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/196 variables, 15/142 constraints. Problems are: Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:02:41] [INFO ] Deduced a trap along path composed of 8 places in 46 ms of which 3 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/196 variables, 1/143 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/196 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 17 (OVERLAPS) 6/202 variables, 6/149 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/202 variables, 4/153 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/202 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 20 (OVERLAPS) 0/202 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 202/202 variables, and 153 constraints, problems are : Problem set: 0 solved, 19 unsolved in 2642 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 17/17 constraints, State Equation: 104/104 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3832ms problems are : Problem set: 0 solved, 19 unsolved
Parikh walk visited 0 properties in 3296 ms.
Support contains 31 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 98/98 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 104 transition count 92
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 98 transition count 92
Partial Free-agglomeration rule applied 12 times.
Drop transitions (Partial Free agglomeration) removed 12 transitions
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 98 transition count 92
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 25 place count 97 transition count 91
Applied a total of 25 rules in 24 ms. Remains 97 /104 variables (removed 7) and now considering 91/98 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 97/104 places, 91/98 transitions.
RANDOM walk for 4000000 steps (512865 resets) in 19998 ms. (200 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400002 steps (33926 resets) in 1225 ms. (326 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400000 steps (33812 resets) in 1157 ms. (345 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (33859 resets) in 1373 ms. (291 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400002 steps (33922 resets) in 1262 ms. (316 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400002 steps (33910 resets) in 1352 ms. (295 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400002 steps (33781 resets) in 1306 ms. (306 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400000 steps (34127 resets) in 1214 ms. (329 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400000 steps (33839 resets) in 1231 ms. (324 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400002 steps (33779 resets) in 1213 ms. (329 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400002 steps (33899 resets) in 1441 ms. (277 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400000 steps (33857 resets) in 1267 ms. (315 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400002 steps (34057 resets) in 1317 ms. (303 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400002 steps (33952 resets) in 1137 ms. (351 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400001 steps (33879 resets) in 1486 ms. (268 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400000 steps (33888 resets) in 1554 ms. (257 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400002 steps (33865 resets) in 1559 ms. (256 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400000 steps (33830 resets) in 1527 ms. (261 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (33860 resets) in 1231 ms. (324 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400000 steps (33996 resets) in 1489 ms. (268 steps per ms) remains 19/19 properties
Reachability property qltransition_94 is true.
Reachability property qltransition_72 is true.
Reachability property qltransition_52 is true.
Reachability property qltransition_51 is true.
Reachability property qltransition_49 is true.
Reachability property qltransition_19 is true.
Reachability property qltransition_17 is true.
Reachability property qltransition_16 is true.
Reachability property qltransition_13 is true.
Reachability property qltransition_7 is true.
Reachability property qltransition_3 is true.
SDD proceeding with computation,8 properties remain. new max is 8192
SDD size :1.25287e+06 after 1.35362e+06
Reachability property qltransition_76 is true.
Reachability property qltransition_20 is true.
SDD proceeding with computation,6 properties remain. new max is 8192
SDD size :1.35362e+06 after 2.17134e+07
SDD proceeding with computation,6 properties remain. new max is 16384
SDD size :2.17134e+07 after 4.85915e+07
SDD proceeding with computation,6 properties remain. new max is 32768
SDD size :4.85915e+07 after 9.66173e+07
Reachability property qltransition_21 is true.
SDD proceeding with computation,5 properties remain. new max is 32768
SDD size :9.66173e+07 after 1.86906e+08
SDD proceeding with computation,5 properties remain. new max is 65536
SDD size :1.86906e+08 after 3.2437e+08
SDD proceeding with computation,5 properties remain. new max is 131072
SDD size :3.2437e+08 after 5.97869e+08
SDD proceeding with computation,5 properties remain. new max is 262144
SDD size :5.97869e+08 after 1.15014e+09
SDD proceeding with computation,5 properties remain. new max is 524288
SDD size :1.15014e+09 after 2.24128e+09
Interrupted probabilistic random walk after 4762109 steps, run timeout after 45001 ms. (steps per millisecond=105 ) properties seen :13 out of 19
Probabilistic random walk after 4762109 steps, saw 2381084 distinct states, run finished after 45008 ms. (steps per millisecond=105 ) properties seen :13
// Phase 1: matrix 91 rows 97 cols
[2026-05-24 14:03:47] [INFO ] Computed 19 invariants in 3 ms
[2026-05-24 14:03:47] [INFO ] State equation strengthened by 12 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 9/18 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 26/44 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 35/79 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 5/84 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/84 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 89/173 variables, 84/101 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/173 variables, 11/112 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/173 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 14/187 variables, 12/124 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/187 variables, 2/126 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/187 variables, 1/127 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/187 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 1/188 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/188 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (OVERLAPS) 0/188 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 128 constraints, problems are : Problem set: 0 solved, 5 unsolved in 270 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 17/17 constraints, State Equation: 97/97 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 9/18 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 26/44 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 35/79 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 5/84 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/84 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 89/173 variables, 84/101 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/173 variables, 11/112 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/173 variables, 2/114 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:03:47] [INFO ] Deduced a trap along path composed of 2 places in 29 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/173 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/173 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 14/187 variables, 12/127 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/187 variables, 2/129 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/187 variables, 1/130 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/187 variables, 3/133 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:03:47] [INFO ] Deduced a trap composed of 8 places in 54 ms of which 2 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/187 variables, 1/134 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:03:47] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 0 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/187 variables, 1/135 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/187 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 21 (OVERLAPS) 1/188 variables, 1/136 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:03:48] [INFO ] Deduced a trap composed of 11 places in 56 ms of which 4 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/188 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/188 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 24 (OVERLAPS) 0/188 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 137 constraints, problems are : Problem set: 0 solved, 5 unsolved in 786 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 17/17 constraints, State Equation: 97/97 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 1065ms problems are : Problem set: 0 solved, 5 unsolved
Parikh walk visited 0 properties in 2959 ms.
Support contains 9 out of 97 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 97/97 places, 91/91 transitions.
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 97 transition count 87
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 8 place count 93 transition count 87
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 11 place count 93 transition count 87
Applied a total of 11 rules in 13 ms. Remains 93 /97 variables (removed 4) and now considering 87/91 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 93/97 places, 87/91 transitions.
RANDOM walk for 4000000 steps (512593 resets) in 7371 ms. (542 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000001 steps (339171 resets) in 5272 ms. (758 steps per ms) remains 5/5 properties
SDD proceeding with computation,5 properties remain. new max is 1048576
SDD size :2.24128e+09 after 4.41721e+09
BEST_FIRST walk for 4000003 steps (338578 resets) in 5981 ms. (668 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000002 steps (338861 resets) in 4886 ms. (818 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000002 steps (339053 resets) in 6367 ms. (628 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000000 steps (338527 resets) in 6333 ms. (631 steps per ms) remains 5/5 properties
Probably explored full state space saw : 881615 states, properties seen :0
Probabilistic random walk after 1763310 steps, saw 881615 distinct states, run finished after 13007 ms. (steps per millisecond=135 ) properties seen :0
SDD proceeding with computation,5 properties remain. new max is 2097152
SDD size :4.41721e+09 after 8.6989e+09
Interrupted probabilistic random walk after 5012261 steps, run timeout after 39001 ms. (steps per millisecond=128 ) properties seen :0 out of 5
Exhaustive walk after 5012261 steps, saw 2506454 distinct states, run finished after 39001 ms. (steps per millisecond=128 ) properties seen :0
// Phase 1: matrix 87 rows 93 cols
[2026-05-24 14:04:56] [INFO ] Computed 19 invariants in 2 ms
[2026-05-24 14:04:56] [INFO ] State equation strengthened by 12 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 35/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 35/79 variables, 9/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 2/81 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 85/166 variables, 81/98 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/166 variables, 11/109 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/166 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 13/179 variables, 11/120 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/179 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/179 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/179 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 1/180 variables, 1/124 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:04:56] [INFO ] Deduced a trap along path composed of 8 places in 23 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/180 variables, 1/125 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/180 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 0/180 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 180/180 variables, and 125 constraints, problems are : Problem set: 0 solved, 5 unsolved in 354 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 17/17 constraints, State Equation: 93/93 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 35/44 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 35/79 variables, 9/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 2/81 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 85/166 variables, 81/98 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/166 variables, 11/109 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/166 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/166 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 13/179 variables, 11/122 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/179 variables, 2/124 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/179 variables, 1/125 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/179 variables, 3/128 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/179 variables, 1/129 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:04:57] [INFO ] Deduced a trap along path composed of 6 places in 27 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/179 variables, 1/130 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/179 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (OVERLAPS) 1/180 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/180 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 20 (OVERLAPS) 0/180 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 180/180 variables, and 131 constraints, problems are : Problem set: 0 solved, 5 unsolved in 539 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 17/17 constraints, State Equation: 93/93 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 904ms problems are : Problem set: 0 solved, 5 unsolved
Parikh walk visited 0 properties in 3440 ms.
Support contains 9 out of 93 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 93/93 places, 87/87 transitions.
Applied a total of 0 rules in 9 ms. Remains 93 /93 variables (removed 0) and now considering 87/87 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 93/93 places, 87/87 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 93/93 places, 87/87 transitions.
Applied a total of 0 rules in 4 ms. Remains 93 /93 variables (removed 0) and now considering 87/87 (removed 0) transitions.
[2026-05-24 14:05:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:05:00] [INFO ] Implicit Places using invariants in 65 ms returned []
[2026-05-24 14:05:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:05:00] [INFO ] State equation strengthened by 12 read => feed constraints.
[2026-05-24 14:05:01] [INFO ] Implicit Places using invariants and state equation in 259 ms returned [20, 26, 61, 66, 84, 90]
[2026-05-24 14:05:01] [INFO ] Actually due to overlaps returned [66, 61]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 327 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 91/93 places, 87/87 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 91 transition count 86
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 90 transition count 86
Applied a total of 2 rules in 10 ms. Remains 90 /91 variables (removed 1) and now considering 86/87 (removed 1) transitions.
// Phase 1: matrix 86 rows 90 cols
[2026-05-24 14:05:01] [INFO ] Computed 17 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:05:01] [INFO ] Implicit Places using invariants in 62 ms returned []
[2026-05-24 14:05:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:05:01] [INFO ] State equation strengthened by 12 read => feed constraints.
[2026-05-24 14:05:01] [INFO ] Implicit Places using invariants and state equation in 232 ms returned [20, 26, 81, 87]
[2026-05-24 14:05:01] [INFO ] Actually due to overlaps returned [87, 81]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 296 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 88/93 places, 86/87 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 88 transition count 85
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 87 transition count 85
Applied a total of 2 rules in 12 ms. Remains 87 /88 variables (removed 1) and now considering 85/86 (removed 1) transitions.
// Phase 1: matrix 85 rows 87 cols
[2026-05-24 14:05:01] [INFO ] Computed 15 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:05:01] [INFO ] Implicit Places using invariants in 54 ms returned []
[2026-05-24 14:05:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:05:01] [INFO ] State equation strengthened by 12 read => feed constraints.
[2026-05-24 14:05:01] [INFO ] Implicit Places using invariants and state equation in 214 ms returned [20, 26]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 275 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 85/93 places, 85/87 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 85 transition count 84
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 84 transition count 84
Applied a total of 2 rules in 12 ms. Remains 84 /85 variables (removed 1) and now considering 84/85 (removed 1) transitions.
// Phase 1: matrix 84 rows 84 cols
[2026-05-24 14:05:01] [INFO ] Computed 13 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:05:01] [INFO ] Implicit Places using invariants in 67 ms returned []
[2026-05-24 14:05:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:05:01] [INFO ] State equation strengthened by 12 read => feed constraints.
[2026-05-24 14:05:02] [INFO ] Implicit Places using invariants and state equation in 188 ms returned []
Implicit Place search using SMT with State Equation took 256 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 84/93 places, 84/87 transitions.
Finished structural reductions in REACHABILITY mode , in 4 iterations and 1192 ms. Remains : 84/93 places, 84/87 transitions.
RANDOM walk for 4000000 steps (577515 resets) in 7297 ms. (548 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000002 steps (366404 resets) in 4980 ms. (803 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000000 steps (365951 resets) in 5273 ms. (758 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000001 steps (365529 resets) in 5465 ms. (731 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000003 steps (365469 resets) in 4827 ms. (828 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000001 steps (366033 resets) in 5007 ms. (798 steps per ms) remains 5/5 properties
Probably explored full state space saw : 743842 states, properties seen :0
Probabilistic random walk after 1487743 steps, saw 743842 distinct states, run finished after 10790 ms. (steps per millisecond=137 ) properties seen :0
Interrupted probabilistic random walk after 3734045 steps, run timeout after 27001 ms. (steps per millisecond=138 ) properties seen :0 out of 5
Exhaustive walk after 3734045 steps, saw 1867215 distinct states, run finished after 27001 ms. (steps per millisecond=138 ) properties seen :0
[2026-05-24 14:05:49] [INFO ] Invariant cache hit.
[2026-05-24 14:05:49] [INFO ] State equation strengthened by 12 read => feed constraints.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 29/38 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 28/66 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:05:49] [INFO ] Deduced a trap composed of 3 places in 33 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 6/72 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 82/154 variables, 72/84 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/154 variables, 11/95 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/154 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 13/167 variables, 11/106 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/167 variables, 2/108 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/167 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/167 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 1/168 variables, 1/110 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/168 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 0/168 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 168/168 variables, and 110 constraints, problems are : Problem set: 0 solved, 5 unsolved in 265 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 29/38 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 28/66 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 6/72 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 82/154 variables, 72/84 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/154 variables, 11/95 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/154 variables, 2/97 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/154 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 13/167 variables, 11/108 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/167 variables, 2/110 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/167 variables, 1/111 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/167 variables, 3/114 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:05:50] [INFO ] Deduced a trap composed of 4 places in 44 ms of which 2 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/167 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:05:50] [INFO ] Deduced a trap along path composed of 3 places in 15 ms of which 0 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/167 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/167 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 19 (OVERLAPS) 1/168 variables, 1/117 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:05:50] [INFO ] Deduced a trap along path composed of 8 places in 25 ms of which 1 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/168 variables, 1/118 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/168 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 22 (OVERLAPS) 0/168 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 168/168 variables, and 118 constraints, problems are : Problem set: 0 solved, 5 unsolved in 589 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 868ms problems are : Problem set: 0 solved, 5 unsolved
Parikh walk visited 0 properties in 2878 ms.
Support contains 9 out of 84 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 84/84 transitions.
Applied a total of 0 rules in 4 ms. Remains 84 /84 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 84/84 places, 84/84 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 84/84 transitions.
Applied a total of 0 rules in 3 ms. Remains 84 /84 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2026-05-24 14:05:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:05:53] [INFO ] Implicit Places using invariants in 48 ms returned []
[2026-05-24 14:05:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:05:53] [INFO ] State equation strengthened by 12 read => feed constraints.
[2026-05-24 14:05:53] [INFO ] Implicit Places using invariants and state equation in 180 ms returned []
Implicit Place search using SMT with State Equation took 232 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 14:05:53] [INFO ] Redundant transitions in 1 ms returned []
Running 83 sub problems to find dead transitions.
[2026-05-24 14:05:53] [INFO ] Invariant cache hit.
[2026-05-24 14:05:53] [INFO ] State equation strengthened by 12 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/83 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/83 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (OVERLAPS) 84/167 variables, 83/96 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 12/108 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/167 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 83 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 1/168 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/168 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 8 (OVERLAPS) 0/168 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 83 unsolved
No progress, stopping.
After SMT solving in domain Real declared 168/168 variables, and 109 constraints, problems are : Problem set: 0 solved, 83 unsolved in 1982 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 83 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/83 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/83 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (OVERLAPS) 84/167 variables, 83/96 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 12/108 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/167 variables, 83/191 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/167 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 7 (OVERLAPS) 1/168 variables, 1/192 constraints. Problems are: Problem set: 0 solved, 83 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:05:59] [INFO ] Deduced a trap composed of 9 places in 32 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/168 variables, 1/193 constraints. Problems are: Problem set: 0 solved, 83 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:05:59] [INFO ] Deduced a trap composed of 3 places in 35 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/168 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 83 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:06:01] [INFO ] Deduced a trap along path composed of 8 places in 30 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/168 variables, 1/195 constraints. Problems are: Problem set: 0 solved, 83 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:06:02] [INFO ] Deduced a trap composed of 16 places in 34 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:06:02] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/168 variables, 2/197 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/168 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 13 (OVERLAPS) 0/168 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 83 unsolved
No progress, stopping.
After SMT solving in domain Int declared 168/168 variables, and 197 constraints, problems are : Problem set: 0 solved, 83 unsolved in 11925 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 13935ms problems are : Problem set: 0 solved, 83 unsolved
Search for dead transitions found 0 dead transitions in 13937ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14181 ms. Remains : 84/84 places, 84/84 transitions.
RANDOM walk for 400000 steps (57519 resets) in 2302 ms. (173 steps per ms) remains 9/9 properties
Running SMT prover for 9 properties.
[2026-05-24 14:06:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 14:06:08] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-24 14:06:08] [INFO ] [Real]Absence check using 2 positive and 11 generalized place invariants in 2 ms returned sat
[2026-05-24 14:06:08] [INFO ] After 34ms SMT Verify possible using state equation in real domain returned unsat :0 sat :9
[2026-05-24 14:06:08] [INFO ] State equation strengthened by 12 read => feed constraints.
[2026-05-24 14:06:08] [INFO ] After 26ms SMT Verify possible using 12 Read/Feed constraints in real domain returned unsat :0 sat :9
TRAPS : Iteration 0
[2026-05-24 14:06:08] [INFO ] After 106ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:9
[2026-05-24 14:06:08] [INFO ] After 188ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 14:06:08] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-24 14:06:08] [INFO ] [Nat]Absence check using 2 positive and 11 generalized place invariants in 3 ms returned sat
[2026-05-24 14:06:08] [INFO ] After 30ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2026-05-24 14:06:08] [INFO ] After 22ms SMT Verify possible using 12 Read/Feed constraints in natural domain returned unsat :0 sat :9
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:06:08] [INFO ] Deduced a trap composed of 10 places in 44 ms of which 3 ms to minimize.
[2026-05-24 14:06:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 54 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:06:08] [INFO ] Deduced a trap composed of 13 places in 30 ms of which 3 ms to minimize.
[2026-05-24 14:06:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 40 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:06:08] [INFO ] Deduced a trap composed of 16 places in 23 ms of which 2 ms to minimize.
[2026-05-24 14:06:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 32 ms
TRAPS : Iteration 1
[2026-05-24 14:06:08] [INFO ] After 269ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9
[2026-05-24 14:06:08] [INFO ] After 352ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :9
RANDOM walk for 4000000 steps (577128 resets) in 9951 ms. (401 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000002 steps (365815 resets) in 5184 ms. (771 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000001 steps (366146 resets) in 4887 ms. (818 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000002 steps (365659 resets) in 5113 ms. (782 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000002 steps (366015 resets) in 4975 ms. (803 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000001 steps (365510 resets) in 4776 ms. (837 steps per ms) remains 5/5 properties
Probably explored full state space saw : 743842 states, properties seen :0
Probabilistic random walk after 1487743 steps, saw 743842 distinct states, run finished after 10912 ms. (steps per millisecond=136 ) properties seen :0
Reachability property qltransition_97 is true.
Reachability property qltransition_95 is true.
Reachability property qltransition_55 is true.
Reachability property qltransition_54 is true.
SDD proceeding with computation,1 properties remain. new max is 2097152
SDD size :1.16188e+10 after 1.70616e+10
Interrupted probabilistic random walk after 4504044 steps, run timeout after 33001 ms. (steps per millisecond=136 ) properties seen :0 out of 5
Exhaustive walk after 4504044 steps, saw 2252226 distinct states, run finished after 33001 ms. (steps per millisecond=136 ) properties seen :0
[2026-05-24 14:07:04] [INFO ] Invariant cache hit.
[2026-05-24 14:07:04] [INFO ] State equation strengthened by 12 read => feed constraints.
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/56 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/62 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/62 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 74/136 variables, 62/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/136 variables, 10/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/136 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 27/163 variables, 17/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/163 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/163 variables, 1/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/163 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/163 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/164 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/164 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/164 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 4/168 variables, 4/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/168 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/168 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 168/168 variables, and 109 constraints, problems are : Problem set: 0 solved, 1 unsolved in 94 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/56 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/62 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/62 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 74/136 variables, 62/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/136 variables, 10/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/136 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 27/163 variables, 17/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/163 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/163 variables, 1/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/163 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/163 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/163 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/164 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/164 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/164 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 4/168 variables, 4/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/168 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/168 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 168/168 variables, and 110 constraints, problems are : Problem set: 0 solved, 1 unsolved in 119 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 219ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 33 ms.
Support contains 2 out of 84 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 84/84 transitions.
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 84 transition count 84
Applied a total of 2 rules in 12 ms. Remains 84 /84 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 84/84 places, 84/84 transitions.
RANDOM walk for 4000000 steps (577468 resets) in 4168 ms. (959 steps per ms) remains 1/1 properties
BEST_FIRST walk for 4000000 steps (366027 resets) in 2837 ms. (1409 steps per ms) remains 1/1 properties
Probably explored full state space saw : 743842 states, properties seen :0
Probabilistic random walk after 1487743 steps, saw 743842 distinct states, run finished after 3430 ms. (steps per millisecond=433 ) properties seen :0
Interrupted probabilistic random walk after 2632932 steps, run timeout after 6001 ms. (steps per millisecond=438 ) properties seen :0 out of 1
Exhaustive walk after 2632932 steps, saw 1316930 distinct states, run finished after 6001 ms. (steps per millisecond=438 ) properties seen :0
// Phase 1: matrix 84 rows 84 cols
[2026-05-24 14:07:16] [INFO ] Computed 13 invariants in 5 ms
[2026-05-24 14:07:16] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/56 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/62 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/62 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 74/136 variables, 62/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/136 variables, 10/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/136 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 27/163 variables, 17/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/163 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/163 variables, 1/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/163 variables, 4/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/163 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/164 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/164 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/164 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 4/168 variables, 4/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/168 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/168 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 168/168 variables, and 111 constraints, problems are : Problem set: 0 solved, 1 unsolved in 101 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/28 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/56 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/62 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/62 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 74/136 variables, 62/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/136 variables, 10/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/136 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 27/163 variables, 17/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/163 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/163 variables, 1/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/163 variables, 4/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/163 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/163 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/164 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/164 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/164 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 4/168 variables, 4/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/168 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/168 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 168/168 variables, and 112 constraints, problems are : Problem set: 0 solved, 1 unsolved in 115 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 225ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 33 ms.
Support contains 2 out of 84 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 84/84 transitions.
Applied a total of 0 rules in 3 ms. Remains 84 /84 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 84/84 places, 84/84 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 84/84 transitions.
Applied a total of 0 rules in 2 ms. Remains 84 /84 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2026-05-24 14:07:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:07:16] [INFO ] Implicit Places using invariants in 50 ms returned []
[2026-05-24 14:07:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:07:16] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 14:07:16] [INFO ] Implicit Places using invariants and state equation in 196 ms returned []
Implicit Place search using SMT with State Equation took 247 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 14:07:16] [INFO ] Redundant transitions in 2 ms returned []
Running 83 sub problems to find dead transitions.
[2026-05-24 14:07:16] [INFO ] Invariant cache hit.
[2026-05-24 14:07:16] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/83 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/83 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (OVERLAPS) 84/167 variables, 83/96 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 14/110 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/167 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 6 (OVERLAPS) 1/168 variables, 1/111 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/168 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 8 (OVERLAPS) 0/168 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 83 unsolved
No progress, stopping.
After SMT solving in domain Real declared 168/168 variables, and 111 constraints, problems are : Problem set: 0 solved, 83 unsolved in 2035 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 83 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/83 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/83 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (OVERLAPS) 84/167 variables, 83/96 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 14/110 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/167 variables, 83/193 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/167 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 7 (OVERLAPS) 1/168 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 83 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:07:22] [INFO ] Deduced a trap composed of 16 places in 26 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/168 variables, 1/195 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/168 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 10 (OVERLAPS) 0/168 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 83 unsolved
No progress, stopping.
After SMT solving in domain Int declared 168/168 variables, and 195 constraints, problems are : Problem set: 0 solved, 83 unsolved in 8087 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10139ms problems are : Problem set: 0 solved, 83 unsolved
Search for dead transitions found 0 dead transitions in 10141ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10397 ms. Remains : 84/84 places, 84/84 transitions.
RANDOM walk for 400000 steps (57681 resets) in 603 ms. (662 steps per ms) remains 2/2 properties
Running SMT prover for 2 properties.
[2026-05-24 14:07:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 14:07:27] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-24 14:07:27] [INFO ] [Real]Absence check using 2 positive and 11 generalized place invariants in 4 ms returned sat
[2026-05-24 14:07:27] [INFO ] After 26ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2026-05-24 14:07:27] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 14:07:27] [INFO ] After 7ms SMT Verify possible using 14 Read/Feed constraints in real domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-24 14:07:27] [INFO ] After 21ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :2
[2026-05-24 14:07:27] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :2
RANDOM walk for 40000 steps (5800 resets) in 74 ms. (533 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (3641 resets) in 89 ms. (444 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1263039 steps, run timeout after 3001 ms. (steps per millisecond=420 ) properties seen :0 out of 1
Probabilistic random walk after 1263039 steps, saw 631520 distinct states, run finished after 3001 ms. (steps per millisecond=420 ) properties seen :0
[2026-05-24 14:07:30] [INFO ] Invariant cache hit.
[2026-05-24 14:07:30] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/28 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/56 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/62 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/62 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 74/136 variables, 62/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/136 variables, 10/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/136 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 27/163 variables, 17/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/163 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/163 variables, 1/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/163 variables, 4/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/163 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/164 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/164 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/164 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 4/168 variables, 4/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/168 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/168 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 168/168 variables, and 111 constraints, problems are : Problem set: 0 solved, 1 unsolved in 101 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/28 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/56 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:07:30] [INFO ] Deduced a trap composed of 3 places in 34 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 6/62 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 74/136 variables, 62/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/136 variables, 10/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/136 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 27/163 variables, 17/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/163 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/163 variables, 1/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/163 variables, 4/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/163 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/164 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/164 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/164 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 4/168 variables, 4/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:07:30] [INFO ] Deduced a trap composed of 8 places in 41 ms of which 3 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/168 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/168 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/168 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 168/168 variables, and 114 constraints, problems are : Problem set: 0 solved, 1 unsolved in 198 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 307ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 25 ms.
Support contains 1 out of 84 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 84/84 transitions.
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 84 transition count 81
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 6 place count 81 transition count 81
Applied a total of 6 rules in 7 ms. Remains 81 /84 variables (removed 3) and now considering 81/84 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 81/84 places, 81/84 transitions.
RANDOM walk for 40000 steps (5806 resets) in 85 ms. (465 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (3600 resets) in 69 ms. (571 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1309607 steps, run timeout after 3001 ms. (steps per millisecond=436 ) properties seen :0 out of 1
Probabilistic random walk after 1309607 steps, saw 654806 distinct states, run finished after 3001 ms. (steps per millisecond=436 ) properties seen :0
// Phase 1: matrix 81 rows 81 cols
[2026-05-24 14:07:33] [INFO ] Computed 13 invariants in 4 ms
[2026-05-24 14:07:33] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/61 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 73/134 variables, 61/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 10/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 24/158 variables, 16/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/158 variables, 2/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/158 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/158 variables, 4/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/158 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/159 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/159 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/159 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 3/162 variables, 3/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/162 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/162 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 162/162 variables, and 108 constraints, problems are : Problem set: 0 solved, 1 unsolved in 104 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 81/81 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/61 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:07:33] [INFO ] Deduced a trap composed of 3 places in 42 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 73/134 variables, 61/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/134 variables, 10/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/134 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/134 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 24/158 variables, 16/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/158 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/158 variables, 1/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/158 variables, 4/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/158 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/159 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/159 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/159 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 3/162 variables, 3/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/162 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/162 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 162/162 variables, and 110 constraints, problems are : Problem set: 0 solved, 1 unsolved in 163 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 81/81 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 276ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 24 ms.
Support contains 1 out of 81 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 81/81 transitions.
Applied a total of 0 rules in 3 ms. Remains 81 /81 variables (removed 0) and now considering 81/81 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 81/81 places, 81/81 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 81/81 transitions.
Applied a total of 0 rules in 2 ms. Remains 81 /81 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2026-05-24 14:07:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:07:33] [INFO ] Implicit Places using invariants in 54 ms returned []
[2026-05-24 14:07:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:07:33] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 14:07:34] [INFO ] Implicit Places using invariants and state equation in 190 ms returned []
Implicit Place search using SMT with State Equation took 247 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 14:07:34] [INFO ] Redundant transitions in 1 ms returned []
Running 80 sub problems to find dead transitions.
[2026-05-24 14:07:34] [INFO ] Invariant cache hit.
[2026-05-24 14:07:34] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/80 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/80 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (OVERLAPS) 81/161 variables, 80/93 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/161 variables, 14/107 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/161 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 80 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 1/162 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/162 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 8 (OVERLAPS) 0/162 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 162/162 variables, and 108 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1919 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 81/81 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/80 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/80 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (OVERLAPS) 81/161 variables, 80/93 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/161 variables, 14/107 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/161 variables, 80/187 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/161 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 1/162 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/162 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 9 (OVERLAPS) 0/162 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 162/162 variables, and 188 constraints, problems are : Problem set: 0 solved, 80 unsolved in 6634 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 81/81 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8567ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 8568ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8825 ms. Remains : 81/81 places, 81/81 transitions.
Attempting over-approximation, by ignoring read arcs.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 81 transition count 75
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 75 transition count 75
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 15 place count 72 transition count 72
Iterating global reduction 0 with 3 rules applied. Total rules applied 18 place count 72 transition count 72
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 71 transition count 71
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 22 place count 71 transition count 69
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 24 place count 69 transition count 69
Applied a total of 24 rules in 13 ms. Remains 69 /81 variables (removed 12) and now considering 69/81 (removed 12) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 69 rows 69 cols
[2026-05-24 14:07:42] [INFO ] Computed 13 invariants in 2 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-24 14:07:42] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2026-05-24 14:07:42] [INFO ] [Real]Absence check using 2 positive and 11 generalized place invariants in 2 ms returned sat
[2026-05-24 14:07:42] [INFO ] After 21ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2026-05-24 14:07:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 14:07:42] [INFO ] After 3ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 14:07:42] [INFO ] After 54ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-24 14:07:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2026-05-24 14:07:42] [INFO ] [Nat]Absence check using 2 positive and 11 generalized place invariants in 2 ms returned sat
[2026-05-24 14:07:42] [INFO ] After 20ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-24 14:07:42] [INFO ] After 4ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 14:07:42] [INFO ] After 11ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 14:07:42] [INFO ] After 67ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 140 ms.
RANDOM walk for 40000 steps (5764 resets) in 74 ms. (533 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (3618 resets) in 60 ms. (655 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1275492 steps, run timeout after 3001 ms. (steps per millisecond=425 ) properties seen :0 out of 1
Probabilistic random walk after 1275492 steps, saw 637758 distinct states, run finished after 3001 ms. (steps per millisecond=425 ) properties seen :0
// Phase 1: matrix 84 rows 84 cols
[2026-05-24 14:07:45] [INFO ] Computed 13 invariants in 6 ms
[2026-05-24 14:07:45] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/28 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/56 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:07:45] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 6/62 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 74/136 variables, 62/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/136 variables, 10/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 27/163 variables, 17/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/163 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/163 variables, 1/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/163 variables, 4/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/163 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/164 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/164 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/164 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 4/168 variables, 4/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/168 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/168 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 168/168 variables, and 112 constraints, problems are : Problem set: 0 solved, 1 unsolved in 135 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/28 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/56 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 6/62 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 74/136 variables, 62/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/136 variables, 10/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 27/163 variables, 17/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/163 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/163 variables, 1/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/163 variables, 4/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/163 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:07:46] [INFO ] Deduced a trap along path composed of 5 places in 23 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/163 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/163 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/164 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/164 variables, 1/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/164 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 4/168 variables, 4/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/168 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/168 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 168/168 variables, and 114 constraints, problems are : Problem set: 0 solved, 1 unsolved in 140 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 286ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 32 ms.
Support contains 1 out of 84 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 84/84 transitions.
Applied a total of 0 rules in 5 ms. Remains 84 /84 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 84/84 places, 84/84 transitions.
RANDOM walk for 40000 steps (5789 resets) in 62 ms. (634 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (3545 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1281648 steps, run timeout after 3001 ms. (steps per millisecond=427 ) properties seen :0 out of 1
Probabilistic random walk after 1281648 steps, saw 640831 distinct states, run finished after 3001 ms. (steps per millisecond=427 ) properties seen :0
[2026-05-24 14:07:49] [INFO ] Invariant cache hit.
[2026-05-24 14:07:49] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/28 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/56 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:07:49] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 6/62 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 74/136 variables, 62/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/136 variables, 10/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 27/163 variables, 17/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/163 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/163 variables, 1/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/163 variables, 4/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/163 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/164 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/164 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/164 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 4/168 variables, 4/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/168 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/168 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 168/168 variables, and 112 constraints, problems are : Problem set: 0 solved, 1 unsolved in 149 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/28 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/56 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 6/62 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 74/136 variables, 62/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/136 variables, 10/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 27/163 variables, 17/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/163 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/163 variables, 1/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/163 variables, 4/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/163 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:07:49] [INFO ] Deduced a trap along path composed of 5 places in 15 ms of which 0 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/163 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/163 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/164 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/164 variables, 1/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/164 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 4/168 variables, 4/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/168 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/168 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 168/168 variables, and 114 constraints, problems are : Problem set: 0 solved, 1 unsolved in 140 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 295ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 24 ms.
Support contains 1 out of 84 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 84/84 transitions.
Applied a total of 0 rules in 3 ms. Remains 84 /84 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 84/84 places, 84/84 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 84/84 transitions.
Applied a total of 0 rules in 3 ms. Remains 84 /84 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2026-05-24 14:07:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:07:49] [INFO ] Implicit Places using invariants in 54 ms returned []
[2026-05-24 14:07:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:07:49] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 14:07:49] [INFO ] Implicit Places using invariants and state equation in 190 ms returned []
Implicit Place search using SMT with State Equation took 246 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 14:07:49] [INFO ] Redundant transitions in 2 ms returned []
Running 83 sub problems to find dead transitions.
[2026-05-24 14:07:49] [INFO ] Invariant cache hit.
[2026-05-24 14:07:49] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/83 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/83 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (OVERLAPS) 84/167 variables, 83/96 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 14/110 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/167 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 6 (OVERLAPS) 1/168 variables, 1/111 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/168 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 8 (OVERLAPS) 0/168 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 83 unsolved
No progress, stopping.
After SMT solving in domain Real declared 168/168 variables, and 111 constraints, problems are : Problem set: 0 solved, 83 unsolved in 2130 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 83 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/83 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/83 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (OVERLAPS) 84/167 variables, 83/96 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 14/110 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/167 variables, 83/193 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/167 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 7 (OVERLAPS) 1/168 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 83 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:07:55] [INFO ] Deduced a trap composed of 16 places in 28 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/168 variables, 1/195 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/168 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 10 (OVERLAPS) 0/168 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 83 unsolved
No progress, stopping.
After SMT solving in domain Int declared 168/168 variables, and 195 constraints, problems are : Problem set: 0 solved, 83 unsolved in 8317 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 84/84 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10469ms problems are : Problem set: 0 solved, 83 unsolved
Search for dead transitions found 0 dead transitions in 10470ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10725 ms. Remains : 84/84 places, 84/84 transitions.
Attempting over-approximation, by ignoring read arcs.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 84 transition count 83
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 83 transition count 83
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 2 place count 83 transition count 77
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 14 place count 77 transition count 77
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 17 place count 74 transition count 74
Iterating global reduction 2 with 3 rules applied. Total rules applied 20 place count 74 transition count 74
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 22 place count 73 transition count 73
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 23 place count 73 transition count 72
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 24 place count 72 transition count 72
Applied a total of 24 rules in 15 ms. Remains 72 /84 variables (removed 12) and now considering 72/84 (removed 12) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 72 rows 72 cols
[2026-05-24 14:08:00] [INFO ] Computed 13 invariants in 2 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-24 14:08:00] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-24 14:08:00] [INFO ] [Real]Absence check using 2 positive and 11 generalized place invariants in 3 ms returned sat
[2026-05-24 14:08:00] [INFO ] After 23ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2026-05-24 14:08:00] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 14:08:00] [INFO ] After 3ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 14:08:00] [INFO ] After 58ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-24 14:08:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-24 14:08:00] [INFO ] [Nat]Absence check using 2 positive and 11 generalized place invariants in 3 ms returned sat
[2026-05-24 14:08:00] [INFO ] After 22ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-24 14:08:00] [INFO ] After 3ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:08:00] [INFO ] Deduced a trap composed of 5 places in 36 ms of which 3 ms to minimize.
[2026-05-24 14:08:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 42 ms
TRAPS : Iteration 1
[2026-05-24 14:08:00] [INFO ] After 53ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 14:08:00] [INFO ] After 106ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 191 ms.
Attempting over-approximation, by ignoring read arcs.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 84 transition count 83
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 83 transition count 83
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 2 place count 83 transition count 77
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 14 place count 77 transition count 77
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 17 place count 74 transition count 74
Iterating global reduction 2 with 3 rules applied. Total rules applied 20 place count 74 transition count 74
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 22 place count 73 transition count 73
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 23 place count 73 transition count 72
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 24 place count 72 transition count 72
Applied a total of 24 rules in 10 ms. Remains 72 /84 variables (removed 12) and now considering 72/84 (removed 12) transitions.
Running SMT prover for 1 properties.
[2026-05-24 14:08:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-24 14:08:00] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-24 14:08:00] [INFO ] [Real]Absence check using 2 positive and 11 generalized place invariants in 2 ms returned sat
[2026-05-24 14:08:00] [INFO ] After 22ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2026-05-24 14:08:00] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 14:08:00] [INFO ] After 3ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 14:08:00] [INFO ] After 56ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-24 14:08:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2026-05-24 14:08:00] [INFO ] [Nat]Absence check using 2 positive and 11 generalized place invariants in 2 ms returned sat
[2026-05-24 14:08:00] [INFO ] After 21ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-24 14:08:00] [INFO ] After 3ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 14:08:00] [INFO ] After 8ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 14:08:00] [INFO ] After 60ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-24 14:08:00] [INFO ] Flatten gal took : 10 ms
[2026-05-24 14:08:00] [INFO ] Flatten gal took : 8 ms
[2026-05-24 14:08:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7728595287282595335.gal : 2 ms
[2026-05-24 14:08:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8472737768578564687.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/ReachabilityCardinality7728595287282595335.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8472737768578564687.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
Loading property file /tmp/ReachabilityCardinality8472737768578564687.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 13
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :13 after 31
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :31 after 51
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :51 after 63
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :63 after 159
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :159 after 298
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :298 after 651
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :651 after 1570
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1570 after 3509
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3509 after 7373
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :7373 after 15024
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :15024 after 30319
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :30319 after 60899
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :60899 after 122117
Detected timeout of ITS tools.
[2026-05-24 14:08:15] [INFO ] Flatten gal took : 11 ms
[2026-05-24 14:08:15] [INFO ] Applying decomposition
[2026-05-24 14:08:15] [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/graph17676747079934144517.txt' '-o' '/tmp/graph17676747079934144517.bin' '-w' '/tmp/graph17676747079934144517.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17676747079934144517.bin' '-l' '-1' '-v' '-w' '/tmp/graph17676747079934144517.weights' '-q' '0' '-e' '0.001'
[2026-05-24 14:08:15] [INFO ] Decomposing Gal with order
[2026-05-24 14:08:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 14:08:15] [INFO ] Removed a total of 58 redundant transitions.
[2026-05-24 14:08:15] [INFO ] Flatten gal took : 44 ms
[2026-05-24 14:08:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 4 labels/synchronizations in 6 ms.
[2026-05-24 14:08:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3819066748132641873.gal : 2 ms
[2026-05-24 14:08:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11179247882069489798.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3819066748132641873.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11179247882069489798.prop' '--nowitness'

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 ...308
Loading property file /tmp/ReachabilityCardinality11179247882069489798.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 20
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :50 after 93
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1837 after 4165
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30446 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-24 14:08:31] [INFO ] Flatten gal took : 11 ms
[2026-05-24 14:08:31] [INFO ] Applying decomposition
[2026-05-24 14:08:31] [INFO ] Flatten gal took : 7 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/graph8952565868991125700.txt' '-o' '/tmp/graph8952565868991125700.bin' '-w' '/tmp/graph8952565868991125700.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8952565868991125700.bin' '-l' '-1' '-v' '-w' '/tmp/graph8952565868991125700.weights' '-q' '0' '-e' '0.001'
[2026-05-24 14:08:31] [INFO ] Decomposing Gal with order
[2026-05-24 14:08:31] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 14:08:31] [INFO ] Removed a total of 67 redundant transitions.
[2026-05-24 14:08:31] [INFO ] Flatten gal took : 13 ms
[2026-05-24 14:08:31] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 2 ms.
[2026-05-24 14:08:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7276498899663807490.gal : 3 ms
[2026-05-24 14:08:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2569312756750325826.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/ReachabilityCardinality7276498899663807490.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2569312756750325826.prop' '--nowitness'

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 ...307
Loading property file /tmp/ReachabilityCardinality2569312756750325826.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :5 after 7
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :13 after 23
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :71 after 75
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :109 after 115
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :336 after 347
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :1.15324e+06 after 1.15346e+06
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :1.15346e+06 after 1.15359e+06
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.15359e+06 after 1.15385e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.16187e+10 after 1.16187e+10
Detected timeout of ITS tools.
[2026-05-24 14:18:31] [INFO ] Flatten gal took : 11 ms
[2026-05-24 14:18:31] [INFO ] Flatten gal took : 6 ms
[2026-05-24 14:18:31] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability3076063211628646155.gal : 1 ms
[2026-05-24 14:18:31] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability3612257466640370033.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/ReachabilityFireability3076063211628646155.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability3612257466640370033.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
Loading property file /tmp/ReachabilityFireability3612257466640370033.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :6 after 8
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :8 after 14
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :14 after 27
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :27 after 46
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :46 after 91
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :91 after 288
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :288 after 816
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :816 after 5761
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :5761 after 45132
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :45132 after 213370
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :213370 after 556649
Detected timeout of ITS tools.
[2026-05-24 14:18:34] [INFO ] Flatten gal took : 5 ms
[2026-05-24 14:18:34] [INFO ] Applying decomposition
[2026-05-24 14:18:34] [INFO ] Flatten gal took : 5 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/graph12950253345499575636.txt' '-o' '/tmp/graph12950253345499575636.bin' '-w' '/tmp/graph12950253345499575636.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph12950253345499575636.bin' '-l' '-1' '-v' '-w' '/tmp/graph12950253345499575636.weights' '-q' '0' '-e' '0.001'
[2026-05-24 14:18:34] [INFO ] Decomposing Gal with order
[2026-05-24 14:18:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 14:18:34] [INFO ] Removed a total of 35 redundant transitions.
[2026-05-24 14:18:34] [INFO ] Flatten gal took : 10 ms
[2026-05-24 14:18:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 42 labels/synchronizations in 4 ms.
[2026-05-24 14:18:34] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability16198400591290869202.gal : 2 ms
[2026-05-24 14:18:34] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability17093240139915987360.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability16198400591290869202.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability17093240139915987360.prop' '--nowitness'

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 ...309
Loading property file /tmp/ReachabilityFireability17093240139915987360.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :1 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :42 after 53
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1142 after 1178
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :1178 after 1340
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :1340 after 1655
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1655 after 2313
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2313 after 3239
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :45020 after 45228
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :45228 after 46011
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :88917 after 89011
Detected timeout of ITS tools.
[2026-05-24 14:18:37] [INFO ] Flatten gal took : 6 ms
[2026-05-24 14:18:37] [INFO ] Flatten gal took : 5 ms
[2026-05-24 14:18:37] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability6582744054397007041.gal : 0 ms
[2026-05-24 14:18:37] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability9988132279386308837.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability6582744054397007041.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability9988132279386308837.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
Loading property file /tmp/ReachabilityFireability9988132279386308837.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :6 after 8
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :8 after 14
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :14 after 27
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :27 after 46
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :46 after 91
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :91 after 288
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :288 after 816
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :816 after 5761
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :5761 after 45132
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :45132 after 213370
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :213370 after 556649
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :556649 after 5.42064e+06
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :5.42064e+06 after 3.21249e+07
SDD proceeding with computation,1 properties remain. new max is 131072
SDD size :3.21249e+07 after 8.5301e+07
SDD proceeding with computation,1 properties remain. new max is 262144
SDD size :8.5301e+07 after 2.00538e+08
SDD proceeding with computation,1 properties remain. new max is 524288
SDD size :2.00538e+08 after 4.38266e+08
Detected timeout of ITS tools.
[2026-05-24 14:19:07] [INFO ] Flatten gal took : 10 ms
[2026-05-24 14:19:07] [INFO ] Applying decomposition
[2026-05-24 14:19:07] [INFO ] Flatten gal took : 14 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/graph72537567165089781.txt' '-o' '/tmp/graph72537567165089781.bin' '-w' '/tmp/graph72537567165089781.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph72537567165089781.bin' '-l' '-1' '-v' '-w' '/tmp/graph72537567165089781.weights' '-q' '0' '-e' '0.001'
[2026-05-24 14:19:07] [INFO ] Decomposing Gal with order
[2026-05-24 14:19:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 14:19:07] [INFO ] Removed a total of 35 redundant transitions.
[2026-05-24 14:19:07] [INFO ] Flatten gal took : 10 ms
[2026-05-24 14:19:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 42 labels/synchronizations in 3 ms.
[2026-05-24 14:19:07] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability9138151750755441496.gal : 2 ms
[2026-05-24 14:19:07] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability16203029309432341887.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability9138151750755441496.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability16203029309432341887.prop' '--nowitness'

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 ...308
Loading property file /tmp/ReachabilityFireability16203029309432341887.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :42 after 45
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :60 after 60
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1142 after 1186
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :747052 after 747099
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :747099 after 747228
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :747228 after 747485
Detected timeout of ITS tools.
[2026-05-24 14:19:37] [INFO ] Flatten gal took : 8 ms
[2026-05-24 14:19:37] [INFO ] Flatten gal took : 6 ms
[2026-05-24 14:19:37] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability14667622584847623309.gal : 0 ms
[2026-05-24 14:19:37] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability2478489282343845547.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability14667622584847623309.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability2478489282343845547.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/ReachabilityFireability2478489282343845547.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :6 after 8
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :8 after 14
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :14 after 27
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :27 after 46
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :46 after 91
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :91 after 288
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :288 after 816
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :816 after 5761
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :5761 after 45132
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :45132 after 213370
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :213370 after 556649
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :556649 after 5.42064e+06
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :5.42064e+06 after 3.21249e+07
SDD proceeding with computation,1 properties remain. new max is 131072
SDD size :3.21249e+07 after 8.5301e+07
SDD proceeding with computation,1 properties remain. new max is 262144
SDD size :8.5301e+07 after 2.00538e+08
SDD proceeding with computation,1 properties remain. new max is 524288
SDD size :2.00538e+08 after 4.38266e+08
SDD proceeding with computation,1 properties remain. new max is 1048576
SDD size :4.38266e+08 after 9.12155e+08
SDD proceeding with computation,1 properties remain. new max is 2097152
SDD size :9.12155e+08 after 1.85892e+09
SDD proceeding with computation,1 properties remain. new max is 4194304
SDD size :1.85892e+09 after 3.7404e+09
SDD proceeding with computation,1 properties remain. new max is 8388608
SDD size :3.7404e+09 after 7.38128e+09
Detected timeout of ITS tools.
[2026-05-24 14:24:37] [INFO ] Flatten gal took : 7 ms
[2026-05-24 14:24:37] [INFO ] Applying decomposition
[2026-05-24 14:24:37] [INFO ] Flatten gal took : 6 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/graph3268206398551814065.txt' '-o' '/tmp/graph3268206398551814065.bin' '-w' '/tmp/graph3268206398551814065.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3268206398551814065.bin' '-l' '-1' '-v' '-w' '/tmp/graph3268206398551814065.weights' '-q' '0' '-e' '0.001'
[2026-05-24 14:24:37] [INFO ] Decomposing Gal with order
[2026-05-24 14:24:37] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 14:24:37] [INFO ] Removed a total of 35 redundant transitions.
[2026-05-24 14:24:37] [INFO ] Flatten gal took : 8 ms
[2026-05-24 14:24:37] [INFO ] Fuse similar labels procedure discarded/fused a total of 40 labels/synchronizations in 2 ms.
[2026-05-24 14:24:37] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability3113546894197922259.gal : 1 ms
[2026-05-24 14:24:37] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability2939765315648528547.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability3113546894197922259.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability2939765315648528547.prop' '--nowitness'

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 ...307
Loading property file /tmp/ReachabilityFireability2939765315648528547.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :8 after 13
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :34 after 38
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :41 after 46
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1142 after 1163
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :1163 after 1544
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :1544 after 2780
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :2780 after 5814
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :5814 after 10432
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :45020 after 45439
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :45439 after 48802
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :88917 after 89041
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :89041 after 93640
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :132866 after 134618
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :176932 after 178783
SDD proceeding with computation,1 properties remain. new max is 131072
SDD size :193048 after 193048
SDD proceeding with computation,1 properties remain. new max is 262144
SDD size :237500 after 237500
Detected timeout of ITS tools.
[2026-05-24 14:29:38] [INFO ] Flatten gal took : 13 ms
[2026-05-24 14:29:38] [INFO ] Flatten gal took : 4 ms
[2026-05-24 14:29:38] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability12699414945495740460.gal : 1 ms
[2026-05-24 14:29:38] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability13414966287262940031.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability12699414945495740460.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability13414966287262940031.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 ...330
Loading property file /tmp/ReachabilityFireability13414966287262940031.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :6 after 8
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :8 after 14
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :14 after 27
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :27 after 46
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :46 after 91
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :91 after 288
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :288 after 816
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :816 after 5761
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :5761 after 45132
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :45132 after 213370
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :213370 after 556649
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :556649 after 5.42064e+06
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :5.42064e+06 after 3.21249e+07
SDD proceeding with computation,1 properties remain. new max is 131072
SDD size :3.21249e+07 after 8.5301e+07
SDD proceeding with computation,1 properties remain. new max is 262144
SDD size :8.5301e+07 after 2.00538e+08
SDD proceeding with computation,1 properties remain. new max is 524288
SDD size :2.00538e+08 after 4.38266e+08
SDD proceeding with computation,1 properties remain. new max is 1048576
SDD size :4.38266e+08 after 9.12155e+08
SDD proceeding with computation,1 properties remain. new max is 2097152
SDD size :9.12155e+08 after 1.85892e+09
SDD proceeding with computation,1 properties remain. new max is 4194304
SDD size :1.85892e+09 after 3.7404e+09

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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -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 QuasiLiveness -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="DoubleExponent-PT-004"
export BK_EXAMINATION="QuasiLiveness"
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 DoubleExponent-PT-004, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r112-tall-177955701200547"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleExponent-PT-004.tgz
mv DoubleExponent-PT-004 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;