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-177955701200558.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-020, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r112-tall-177955701200558
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 764K
-rw-r--r-- 1 mcc users 5.9K Mar 6 16:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K Mar 6 16:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Mar 6 16:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Mar 6 16:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 09:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 09:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 6 16:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K Mar 6 16:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Mar 6 16:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 6 16:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 09:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:37 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 340K 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 StableMarking

=== Now, execution of the tool begins

BK_START 1779632156106

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DoubleExponent-PT-020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2026-05-24 14:15:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-24 14:15:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 14:15:57] [INFO ] Load time of PNML (sax parser for PT used): 104 ms
[2026-05-24 14:15:57] [INFO ] Transformed 1064 places.
[2026-05-24 14:15:57] [INFO ] Transformed 998 transitions.
[2026-05-24 14:15:57] [INFO ] Parsed PT model containing 1064 places and 998 transitions and 2814 arcs in 198 ms.
Structural test allowed to assert that 11 places are NOT stable. Took 12 ms.
[2026-05-24 14:15:58] [INFO ] Flatten gal took : 223 ms
[2026-05-24 14:15:58] [INFO ] Flatten gal took : 70 ms
[2026-05-24 14:15:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3473823147695189568.gal : 65 ms
[2026-05-24 14:15:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16441373613887697161.prop : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3473823147695189568.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16441373613887697161.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/ReachabilityCardinality16441373613887697161.prop.
RANDOM walk for 40000 steps (1319 resets) in 4031 ms. (9 steps per ms) remains 1009/1053 properties
BEST_FIRST walk for 120 steps (8 resets) in 17 ms. (6 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 19 ms. (6 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 17 ms. (6 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 73 ms. (1 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 68 ms. (1 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 17 ms. (6 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 24 ms. (4 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 18 ms. (6 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 25 ms. (4 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 22 ms. (5 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1009/1009 properties
SDD proceeding with computation,1053 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1053 properties remain. new max is 8
SDD size :4 after 7
Invariant property smplace_953 does not hold.
Invariant property smplace_143 does not hold.
Invariant property smplace_132 does not hold.
Invariant property smplace_121 does not hold.
SDD proceeding with computation,1049 properties remain. new max is 8
SDD size :7 after 11
Probabilistic random walk after 30000 steps, saw 15006 distinct states, run finished after 1541 ms. (steps per millisecond=19 ) properties seen :91
Invariant property smplace_154 does not hold.
Invariant property smplace_77 does not hold.
// Phase 1: matrix 998 rows 1064 cols
SDD proceeding with computation,1047 properties remain. new max is 8
SDD size :11 after 12
Invariant property smplace_587 does not hold.
Invariant property smplace_576 does not hold.
[2026-05-24 14:16:01] [INFO ] Invariants computation overflowed in 122 ms
Invariant property smplace_565 does not hold.
Invariant property smplace_299 does not hold.
Invariant property smplace_276 does not hold.
Invariant property smplace_265 does not hold.
Invariant property smplace_254 does not hold.
Invariant property smplace_243 does not hold.
Invariant property smplace_199 does not hold.
Invariant property smplace_188 does not hold.
Invariant property smplace_177 does not hold.
Invariant property smplace_165 does not hold.
SDD proceeding with computation,1035 properties remain. new max is 8
SDD size :12 after 20
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Invariant property smplace_332 does not hold.
Invariant property smplace_321 does not hold.
Invariant property smplace_310 does not hold.
Invariant property smplace_288 does not hold.
Invariant property smplace_88 does not hold.
SDD proceeding with computation,1030 properties remain. new max is 8
SDD size :20 after 24
Invariant property smplace_343 does not hold.
SDD proceeding with computation,1029 properties remain. new max is 8
SDD size :24 after 26
Invariant property smplace_532 does not hold.
Invariant property smplace_521 does not hold.
Invariant property smplace_510 does not hold.
Invariant property smplace_354 does not hold.
SDD proceeding with computation,1025 properties remain. new max is 8
SDD size :26 after 29
SDD proceeding with computation,1025 properties remain. new max is 16
SDD size :29 after 31
SDD proceeding with computation,1025 properties remain. new max is 32
SDD size :31 after 32
SDD proceeding with computation,1025 properties remain. new max is 64
SDD size :32 after 44
Invariant property smplace_554 does not hold.
Invariant property smplace_543 does not hold.
SDD proceeding with computation,1023 properties remain. new max is 64
SDD size :44 after 57
Invariant property smplace_487 does not hold.
Invariant property smplace_476 does not hold.
Invariant property smplace_465 does not hold.
Invariant property smplace_454 does not hold.
Invariant property smplace_443 does not hold.
Invariant property smplace_432 does not hold.
Invariant property smplace_421 does not hold.
Invariant property smplace_410 does not hold.
Invariant property smplace_399 does not hold.
Invariant property smplace_387 does not hold.
Invariant property smplace_376 does not hold.
Invariant property smplace_365 does not hold.
Invariant property smplace_221 does not hold.
Invariant property smplace_210 does not hold.
SDD proceeding with computation,1009 properties remain. new max is 64
SDD size :57 after 77
SDD proceeding with computation,1009 properties remain. new max is 128
SDD size :77 after 95
SDD proceeding with computation,1009 properties remain. new max is 256
SDD size :95 after 133
Invariant property smplace_1053 does not hold.
Invariant property smplace_1042 does not hold.
Invariant property smplace_1031 does not hold.
Invariant property smplace_876 does not hold.
Invariant property smplace_865 does not hold.
Invariant property smplace_854 does not hold.
Invariant property smplace_843 does not hold.
Invariant property smplace_831 does not hold.
Invariant property smplace_820 does not hold.
Invariant property smplace_809 does not hold.
Invariant property smplace_798 does not hold.
Invariant property smplace_787 does not hold.
Invariant property smplace_776 does not hold.
Invariant property smplace_765 does not hold.
Invariant property smplace_720 does not hold.
Invariant property smplace_709 does not hold.
Invariant property smplace_698 does not hold.
Invariant property smplace_687 does not hold.
Invariant property smplace_676 does not hold.
Invariant property smplace_665 does not hold.
Invariant property smplace_654 does not hold.
Invariant property smplace_643 does not hold.
Invariant property smplace_632 does not hold.
Invariant property smplace_621 does not hold.
Invariant property smplace_609 does not hold.
Invariant property smplace_598 does not hold.
Invariant property smplace_498 does not hold.
Invariant property smplace_232 does not hold.
Invariant property smplace_78 does not hold.
Invariant property smplace_76 does not hold.
Invariant property smplace_75 does not hold.
Invariant property smplace_46 does not hold.
Invariant property smplace_35 does not hold.
Invariant property smplace_24 does not hold.
Invariant property smplace_13 does not hold.
Invariant property smplace_2 does not hold.
SDD proceeding with computation,973 properties remain. new max is 256
SDD size :133 after 192
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 918/2062 variables, and 0 constraints, problems are : Problem set: 0 solved, 918 unsolved in 5100 ms.
Refiners :[State Equation: 0/1064 constraints, PredecessorRefiner: 918/918 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 918 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Invariant property smplace_68 does not hold.
Invariant property smplace_57 does not hold.
SDD proceeding with computation,971 properties remain. new max is 256
SDD size :192 after 426
Invariant property smplace_74 does not hold.
SDD proceeding with computation,970 properties remain. new max is 256
SDD size :426 after 864
Invariant property smplace_1009 does not hold.
Invariant property smplace_998 does not hold.
Invariant property smplace_987 does not hold.
Invariant property smplace_976 does not hold.
Invariant property smplace_965 does not hold.
Invariant property smplace_954 does not hold.
Invariant property smplace_942 does not hold.
Invariant property smplace_931 does not hold.
Invariant property smplace_920 does not hold.
Invariant property smplace_909 does not hold.
Invariant property smplace_898 does not hold.
Invariant property smplace_887 does not hold.
Invariant property smplace_743 does not hold.
Invariant property smplace_732 does not hold.
SDD proceeding with computation,956 properties remain. new max is 256
SDD size :864 after 1267
SDD proceeding with computation,956 properties remain. new max is 512
SDD size :1267 after 1885
SDD proceeding with computation,956 properties remain. new max is 1024
SDD size :1885 after 3567
Invariant property smplace_1020 does not hold.
Invariant property smplace_754 does not hold.
Invariant property smplace_136 does not hold.
Invariant property smplace_135 does not hold.
Invariant property smplace_134 does not hold.
Invariant property smplace_131 does not hold.
Invariant property smplace_130 does not hold.
Invariant property smplace_129 does not hold.
Invariant property smplace_128 does not hold.
Invariant property smplace_127 does not hold.
Invariant property smplace_126 does not hold.
Invariant property smplace_125 does not hold.
Invariant property smplace_124 does not hold.
Invariant property smplace_123 does not hold.
Invariant property smplace_122 does not hold.
Invariant property smplace_106 does not hold.
Invariant property smplace_105 does not hold.
Invariant property smplace_104 does not hold.
Invariant property smplace_103 does not hold.
Invariant property smplace_102 does not hold.
Invariant property smplace_101 does not hold.
Invariant property smplace_100 does not hold.
Invariant property smplace_98 does not hold.
Invariant property smplace_97 does not hold.
Invariant property smplace_96 does not hold.
Invariant property smplace_95 does not hold.
Invariant property smplace_91 does not hold.
Invariant property smplace_90 does not hold.
Invariant property smplace_89 does not hold.
Invariant property smplace_87 does not hold.
Invariant property smplace_86 does not hold.
Invariant property smplace_85 does not hold.
Invariant property smplace_84 does not hold.
Invariant property smplace_83 does not hold.
Invariant property smplace_82 does not hold.
Invariant property smplace_81 does not hold.
Invariant property smplace_80 does not hold.
Invariant property smplace_79 does not hold.
SDD proceeding with computation,918 properties remain. new max is 1024
SDD size :3567 after 8329
SDD proceeding with computation,918 properties remain. new max is 2048
SDD size :8329 after 29097
SDD proceeding with computation,918 properties remain. new max is 4096
SDD size :29097 after 118876
Invariant property smplace_133 does not hold.
Invariant property smplace_119 does not hold.
Invariant property smplace_118 does not hold.
Invariant property smplace_117 does not hold.
Invariant property smplace_116 does not hold.
Invariant property smplace_115 does not hold.
Invariant property smplace_114 does not hold.
Invariant property smplace_113 does not hold.
Invariant property smplace_112 does not hold.
Invariant property smplace_111 does not hold.
Invariant property smplace_109 does not hold.
Invariant property smplace_108 does not hold.
Invariant property smplace_107 does not hold.
Invariant property smplace_93 does not hold.
Invariant property smplace_92 does not hold.
SDD proceeding with computation,903 properties remain. new max is 4096
SDD size :118876 after 358780
SDD proceeding with computation,903 properties remain. new max is 8192
SDD size :358780 after 624853
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 918/2062 variables, and 0 constraints, problems are : Problem set: 15 solved, 903 unsolved in 5029 ms.
Refiners :[State Equation: 0/1064 constraints, PredecessorRefiner: 0/918 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10515ms problems are : Problem set: 15 solved, 903 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 903 out of 1064 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1064/1064 places, 998/998 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 0 with 33 rules applied. Total rules applied 33 place count 1064 transition count 965
Reduce places removed 33 places and 0 transitions.
Iterating post reduction 1 with 33 rules applied. Total rules applied 66 place count 1031 transition count 965
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 66 place count 1031 transition count 959
Deduced a syphon composed of 6 places in 12 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 78 place count 1025 transition count 959
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Deduced a syphon composed of 32 places in 41 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 2 with 64 rules applied. Total rules applied 142 place count 993 transition count 927
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 6 places in 38 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 154 place count 987 transition count 927
Free-agglomeration rule (complex) applied 9 times.
Iterating global reduction 2 with 9 rules applied. Total rules applied 163 place count 987 transition count 918
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 172 place count 978 transition count 918
Partial Free-agglomeration rule applied 11 times.
Drop transitions (Partial Free agglomeration) removed 11 transitions
Iterating global reduction 3 with 11 rules applied. Total rules applied 183 place count 978 transition count 918
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 184 place count 977 transition count 917
Applied a total of 184 rules in 355 ms. Remains 977 /1064 variables (removed 87) and now considering 917/998 (removed 81) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 364 ms. Remains : 977/1064 places, 917/998 transitions.
SDD proceeding with computation,903 properties remain. new max is 16384
SDD size :624853 after 1.17566e+06
Invariant property smplace_195 does not hold.
Invariant property smplace_194 does not hold.
Invariant property smplace_193 does not hold.
Invariant property smplace_189 does not hold.
Invariant property smplace_187 does not hold.
Invariant property smplace_186 does not hold.
Invariant property smplace_185 does not hold.
Invariant property smplace_184 does not hold.
Invariant property smplace_183 does not hold.
Invariant property smplace_182 does not hold.
Invariant property smplace_181 does not hold.
Invariant property smplace_164 does not hold.
Invariant property smplace_163 does not hold.
Invariant property smplace_162 does not hold.
Invariant property smplace_161 does not hold.
Invariant property smplace_160 does not hold.
Invariant property smplace_159 does not hold.
Invariant property smplace_158 does not hold.
Invariant property smplace_157 does not hold.
Invariant property smplace_156 does not hold.
Invariant property smplace_155 does not hold.
Invariant property smplace_153 does not hold.
Invariant property smplace_149 does not hold.
Invariant property smplace_148 does not hold.
Invariant property smplace_147 does not hold.
Invariant property smplace_146 does not hold.
Invariant property smplace_145 does not hold.
Invariant property smplace_144 does not hold.
Invariant property smplace_142 does not hold.
Invariant property smplace_141 does not hold.
Invariant property smplace_140 does not hold.
Invariant property smplace_139 does not hold.
Invariant property smplace_138 does not hold.
Invariant property smplace_137 does not hold.
Invariant property smplace_120 does not hold.
Invariant property smplace_94 does not hold.
SDD proceeding with computation,867 properties remain. new max is 16384
SDD size :1.17566e+06 after 2.38516e+06
Invariant property smplace_191 does not hold.
Invariant property smplace_190 does not hold.
SDD proceeding with computation,865 properties remain. new max is 16384
SDD size :2.38516e+06 after 5.78554e+07
SDD proceeding with computation,865 properties remain. new max is 32768
SDD size :5.78554e+07 after 1.94657e+08
SDD proceeding with computation,865 properties remain. new max is 65536
SDD size :1.94657e+08 after 6.40706e+08
SDD proceeding with computation,865 properties remain. new max is 131072
SDD size :6.40706e+08 after 2.01777e+09
SDD proceeding with computation,865 properties remain. new max is 262144
SDD size :2.01777e+09 after 6.15747e+09
RANDOM walk for 2507995 steps (321209 resets) in 120004 ms. (20 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (331 resets) in 155 ms. (25 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4003 steps (326 resets) in 194 ms. (20 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (321 resets) in 162 ms. (24 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (339 resets) in 179 ms. (22 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (317 resets) in 153 ms. (25 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (334 resets) in 155 ms. (25 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (333 resets) in 169 ms. (23 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (327 resets) in 187 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (326 resets) in 189 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (343 resets) in 160 ms. (24 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (335 resets) in 135 ms. (29 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (331 resets) in 207 ms. (19 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (343 resets) in 211 ms. (18 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (334 resets) in 186 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (312 resets) in 162 ms. (24 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (347 resets) in 174 ms. (22 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (321 resets) in 285 ms. (13 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (344 resets) in 219 ms. (18 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (326 resets) in 193 ms. (20 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (349 resets) in 198 ms. (20 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (335 resets) in 165 ms. (24 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4003 steps (331 resets) in 189 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (332 resets) in 196 ms. (20 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (322 resets) in 184 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (342 resets) in 185 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4003 steps (341 resets) in 155 ms. (25 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (325 resets) in 152 ms. (26 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (357 resets) in 177 ms. (22 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (348 resets) in 174 ms. (22 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (318 resets) in 126 ms. (31 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (329 resets) in 136 ms. (29 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (351 resets) in 159 ms. (25 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4003 steps (342 resets) in 184 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (337 resets) in 186 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (330 resets) in 156 ms. (25 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4003 steps (333 resets) in 162 ms. (24 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (336 resets) in 149 ms. (26 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (323 resets) in 158 ms. (25 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (334 resets) in 154 ms. (25 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (352 resets) in 146 ms. (27 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (337 resets) in 130 ms. (30 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (351 resets) in 131 ms. (30 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (334 resets) in 136 ms. (29 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (340 resets) in 148 ms. (26 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (318 resets) in 187 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (326 resets) in 184 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (341 resets) in 198 ms. (20 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (351 resets) in 156 ms. (25 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (333 resets) in 167 ms. (23 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (364 resets) in 137 ms. (28 steps per ms) remains 903/903 properties
SDD proceeding with computation,865 properties remain. new max is 524288
SDD size :6.15747e+09 after 1.84724e+10
Invariant property smplace_192 does not hold.
Invariant property smplace_179 does not hold.
Invariant property smplace_178 does not hold.
Invariant property smplace_175 does not hold.
Invariant property smplace_174 does not hold.
Invariant property smplace_173 does not hold.
Invariant property smplace_172 does not hold.
Invariant property smplace_171 does not hold.
Invariant property smplace_170 does not hold.
Invariant property smplace_169 does not hold.
Invariant property smplace_168 does not hold.
Invariant property smplace_167 does not hold.
Invariant property smplace_166 does not hold.
Invariant property smplace_151 does not hold.
Invariant property smplace_150 does not hold.
SDD proceeding with computation,850 properties remain. new max is 524288
Probabilistic random walk after 1000001 steps, saw 500314 distinct states, run finished after 46395 ms. (steps per millisecond=21 ) properties seen :0
// Phase 1: matrix 917 rows 977 cols
[2026-05-24 14:17:31] [INFO ] Invariants computation overflowed in 72 ms
[2026-05-24 14:17:31] [INFO ] State equation strengthened by 10 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
SDD size :1.84724e+10 after 5.33859e+10
SDD proceeding with computation,850 properties remain. new max is 1048576
SDD size :5.33859e+10 after 9.64618e+10
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 1 (OVERLAPS) 802/1652 variables, 850/850 constraints. Problems are: Problem set: 0 solved, 850 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1652/1894 variables, and 850 constraints, problems are : Problem set: 0 solved, 850 unsolved in 45026 ms.
Refiners :[State Equation: 850/977 constraints, ReadFeed: 0/10 constraints, PredecessorRefiner: 850/850 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 850 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 1 (OVERLAPS) 802/1652 variables, 850/850 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1652 variables, 833/1683 constraints. Problems are: Problem set: 0 solved, 850 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1652/1894 variables, and 1683 constraints, problems are : Problem set: 0 solved, 850 unsolved in 45062 ms.
Refiners :[State Equation: 850/977 constraints, ReadFeed: 0/10 constraints, PredecessorRefiner: 833/850 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90271ms problems are : Problem set: 0 solved, 850 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 850 out of 977 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 977/977 places, 917/917 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 977 transition count 906
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 22 place count 966 transition count 906
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 22 place count 966 transition count 904
Deduced a syphon composed of 2 places in 13 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 26 place count 964 transition count 904
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 13 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 46 place count 954 transition count 894
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 12 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 50 place count 952 transition count 894
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 2 with 4 rules applied. Total rules applied 54 place count 952 transition count 890
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 58 place count 948 transition count 890
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 3 with 4 rules applied. Total rules applied 62 place count 948 transition count 890
Applied a total of 62 rules in 148 ms. Remains 948 /977 variables (removed 29) and now considering 890/917 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 149 ms. Remains : 948/977 places, 890/917 transitions.
RANDOM walk for 2683128 steps (344204 resets) in 120004 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (345 resets) in 182 ms. (21 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (333 resets) in 167 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (347 resets) in 173 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (346 resets) in 150 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (348 resets) in 174 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (339 resets) in 148 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (329 resets) in 185 ms. (21 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (329 resets) in 152 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (338 resets) in 146 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (326 resets) in 153 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (333 resets) in 163 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (340 resets) in 138 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (327 resets) in 119 ms. (33 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (342 resets) in 120 ms. (33 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (336 resets) in 142 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (333 resets) in 134 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (345 resets) in 134 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (343 resets) in 163 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4004 steps (340 resets) in 158 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (330 resets) in 129 ms. (30 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (341 resets) in 156 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (361 resets) in 165 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (339 resets) in 151 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4004 steps (333 resets) in 124 ms. (32 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (326 resets) in 119 ms. (33 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (341 resets) in 153 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (344 resets) in 163 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (323 resets) in 158 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (326 resets) in 172 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (319 resets) in 155 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (341 resets) in 135 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (346 resets) in 136 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (336 resets) in 124 ms. (32 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (342 resets) in 133 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (333 resets) in 133 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (335 resets) in 172 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (324 resets) in 169 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (326 resets) in 164 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (330 resets) in 144 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (337 resets) in 126 ms. (31 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (340 resets) in 131 ms. (30 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (329 resets) in 159 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (332 resets) in 161 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (331 resets) in 133 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (351 resets) in 130 ms. (30 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (336 resets) in 125 ms. (31 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (326 resets) in 143 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (346 resets) in 127 ms. (31 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (344 resets) in 123 ms. (32 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (328 resets) in 176 ms. (22 steps per ms) remains 850/850 properties
SDD proceeding with computation,850 properties remain. new max is 2097152
SDD size :9.64618e+10 after 1.49276e+11
Probabilistic random walk after 1000001 steps, saw 500315 distinct states, run finished after 45202 ms. (steps per millisecond=22 ) properties seen :0
// Phase 1: matrix 890 rows 948 cols
[2026-05-24 14:20:19] [INFO ] Invariants computation overflowed in 64 ms
[2026-05-24 14:20:19] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 1 (OVERLAPS) 804/1654 variables, 850/850 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1654 variables, 0/850 constraints. Problems are: Problem set: 0 solved, 850 unsolved
Error getting values : (error "ParserException while parsing response: ((t7 (/ 261.0 16.0))
(t12 (/ 65.0 4.0))
(t13 (/ 259.0 16.0))
(t14 (/ 129.0 8.0))
(t15 (/ 257.0 16.0))
(t16 16.0)
(t17 (/ 255.0 16.0))
(t18 (/ 127.0 8.0))
(t19 (/ 253.0 16.0))
(t20 (/ 63.0 4.0))
(t21 0.0)
(t22 15.0)
(t23 (/ 239.0 16.0))
(t24 0.0)
(t25 (/ 119.0 8.0))
(t26 179183.0)
(t27 (/ 3.0 16.0))
(t28 (/ 1.0 8.0))
(t29 (/ 1.0 16.0))
(t30 (/ 716731.0 4.0))
(t31 (/ 2866923.0 16.0))
(t32 (/ 1433461.0 8.0))
(t33 (/ 2866921.0 16.0))
(t34 (/ 358365.0 2.0))
(t35 0.0)
(t36 (/ 2866919.0 16.0))
(t37 (/ 1433459.0 8.0))
(t38 (/ 716729.0 4.0))
(t39 0.0)
(t40 0.0)
(t41 0.0)
(t42 (/ 716729.0 4.0))
(t44 (/ 716729.0 4.0))
(t45 (/ 716729.0 4.0))
(t46 (/ 716729.0 4.0))
(t47 (/ 716729.0 4.0))
(t48 0.0)
(t49 (/ 716729.0 4.0))
(t50 (/ 716729.0 4.0))
(t51 (/ 5733835.0 16.0))
(t52 (/ 5733835.0 16.0))
(t53 (/ 5733835.0 16.0))
(t54 (/ 5733835.0 16.0))
(t55 (/ 5733835.0 16.0))
(t56 (/ 5733835.0 16.0))
(t57 0.0)
(t58 0.0)
(t59 (/ 5733835.0 16.0))
(t60 (/ 237.0 16.0))
(t61 (/ 59.0 4.0))
(t62 (/ 235.0 16.0))
(t63 (/ 235.0 16.0))
(t64 (/ 235.0 16.0))
(t65 (/ 235.0 16.0))
(t66 (/ 235.0 16.0))
(t67 (/ 235.0 16.0))
(t68 (/ 235.0 16.0))
(t69 0.0)
(t70 (/ 235.0 16.0))
(t71 (/ 235.0 16.0))
(t72 0.0)
(t73 (/ 229.0 16.0))
(t74 (/ 716671.0 8.0))
(t75 (/ 1.0 16.0))
(t76 (/ 1.0 16.0))
(t77 (/ 1.0 16.0))
(t78 (/ 1433341.0 16.0))
(t79 (/ 1433341.0 16.0))
(t80 (/ 1433341.0 16.0))
(t81 (/ 1433341.0 16.0))
(t82 (/ 1433341.0 16.0))
(t83 0.0)
(t84 (/ 1433341.0 16.0))
(t85 (/ 358335.0 4.0))
(t86 (/ 358335.0 4.0))
(t87 0.0)
(t88 0.0)
(t89 0.0)
(t90 (/ 358335.0 4.0))
(t91 (/ 358335.0 4.0))
(t92 (/ 1433339.0 16.0))
(t93 (/ 716669.0 8.0))
(t94 (/ 1433337.0 16.0))
(t95 0.0)
(t96 (/ 179167.0 2.0))
(t97 (/ 1433335.0 16.0))
(t98 (/ 2866677.0 16.0))
(t99 (/ 2866677.0 16.0))
(t100 (/ 2866677.0 16.0))
(t101 (/ 2866677.0 16.0))
(t102 (/ 2866677.0 16.0))
(t103 (/ 2866677.0 16.0))
(t104 (/ 2866677.0 16.0))
(t105 0.0)
(t106 (/ 2866677.0 16.0))
(t107 (/ 2866677.0 16.0))
(t108 0.0)
(t109 (/ 716669.0 4.0))
(t110 (/ 57.0 4.0))
(t111 (/ 227.0 16.0))
(t112 (/ 113.0 8.0))
(t113 (/ 225.0 16.0))
(t114 14.0)
(t115 (/ 223.0 16.0))
(t116 (/ 111.0 8.0))
(t117 (/ 221.0 16.0))
(t118 (/ 55.0 4.0))
(t119 0.0)
(t120 (/ 219.0 16.0))
(t121 (/ 109.0 8.0))
(t122 0.0)
(t123 (/ 217.0 16.0))
(t124 (/ 358277.0 8.0))
(t125 0.0)
(t126 0.0)
(t127 0.0)
(t128 (/ 358277.0 8.0))
(t129 (/ 358277.0 8.0))
(t130 (/ 358277.0 8.0))
(t131 (/ 358277.0 8.0))
(t132 (/ 358277.0 8.0))
(t133 0.0)
(t134 (/ 358277.0 8.0))
(t135 (/ 716553.0 16.0))
(t136 (/ 89569.0 2.0))
(t137 0.0)
(t138 0.0)
(t139 0.0)
(t140 (/ 89569.0 2.0))
(t141 (/ 716559.0 16.0))
(t142 (/ 716559.0 16.0))
(t143 (/ 716559.0 16.0))
(t144 (/ 716559.0 16.0))
(t145 (/ 7.0 16.0))
(t146 (/ 89569.0 2.0))
(t147 (/ 716551.0 16.0))
(t148 (/ 716553.0 8.0))
(t149 (/ 716553.0 8.0))
(t150 (/ 1433107.0 16.0))
(t151 (/ 1433107.0 16.0))
(t152 (/ 1433107.0 16.0))
(t153 (/ 1433107.0 16.0))
(t154 (/ 1433107.0 16.0))
(t155 (/ 1.0 16.0))
(t156 (/ 1433105.0 16.0))
(t157 (/ 1433105.0 16.0))
(t158 0.0)
(t159 (/ 1433105.0 16.0))
(t160 (/ 27.0 2.0))
(t162 (/ 215.0 16.0))
(t163 (/ 107.0 8.0))
(t164 (/ 213.0 16.0))
(t165 (/ 53.0 4.0))
(t166 (/ 211.0 16.0))
(t167 (/ 105.0 8.0))
(t168 (/ 209.0 16.0))
(t169 13.0)
(t170 0.0)
(t171 (/ 207.0 16.0))
(t172 (/ 103.0 8.0))
(t173 0.0)
(t174 (/ 205.0 16.0))
(t175 (/ 44771.0 2.0))
(t176 0.0)
(t177 0.0)
(t178 0.0)
(t179 (/ 44771.0 2.0))
(t180 (/ 44771.0 2.0))
(t181 (/ 44771.0 2.0))
(t182 (/ 44771.0 2.0))
(t183 (/ 44771.0 2.0))
(t184 0.0)
(t185 (/ 44771.0 2.0))
(t186 (/ 44771.0 2.0))
(t187 (/ 179083.0 8.0))
(t188 0.0)
(t189 0.0)
(t190 0.0)
(t191 (/ 179083.0 8.0))
(t192 (/ 358173.0 16.0))
(t193 (/ 358173.0 16.0))
(t194 (/ 358173.0 16.0))
(t195 (/ 358173.0 16.0))
(t196 (/ 7.0 16.0))
(t197 (/ 179083.0 8.0))
(t198 (/ 358165.0 16.0))
(t199 (/ 358167.0 8.0))
(t200 (/ 358167.0 8.0))
(t201 (/ 358167.0 8.0))
(t202 (/ 358167.0 8.0))
(t203 (/ 358167.0 8.0))
(t204 (/ 358167.0 8.0))
(t205 (/ 358167.0 8.0))
(t206 0.0)
(t207 (/ 358167.0 8.0))
(t208 (/ 358167.0 8.0))
(t209 0.0)
(t210 (/ 358167.0 8.0))
(t211 (/ 51.0 4.0))
(t212 (/ 203.0 16.0))
(t213 (/ 101.0 8.0))
(t214 (/ 201.0 16.0))
(t215 (/ 25.0 2.0))
(t216 (/ 199.0 16.0))
(t217 (/ 99.0 8.0))
(t218 (/ 197.0 16.0))
(t219 (/ 49.0 4.0))
(t220 0.0)
(t221 (/ 195.0 16.0))
(t222 (/ 97.0 8.0))
(t223 0.0)
(t224 (/ 193.0 16.0))
(t225 (/ 89491.0 8.0))
(t226 timeout
0.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
SMT process timed out in 75228ms, After SMT, problems are : Problem set: 0 solved, 850 unsolved
Fused 850 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 850 out of 948 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 948/948 places, 890/890 transitions.
Applied a total of 0 rules in 24 ms. Remains 948 /948 variables (removed 0) and now considering 890/890 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 948/948 places, 890/890 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 948/948 places, 890/890 transitions.
Applied a total of 0 rules in 23 ms. Remains 948 /948 variables (removed 0) and now considering 890/890 (removed 0) transitions.
// Phase 1: matrix 890 rows 948 cols
[2026-05-24 14:21:35] [INFO ] Invariants computation overflowed in 63 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:21:35] [INFO ] Implicit Places using invariants in 242 ms returned []
// Phase 1: matrix 890 rows 948 cols
[2026-05-24 14:21:35] [INFO ] Invariants computation overflowed in 62 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:21:35] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 14:21:38] [INFO ] Implicit Places using invariants and state equation in 2977 ms returned [85, 91, 112, 276, 401, 769, 895]
[2026-05-24 14:21:38] [INFO ] Actually due to overlaps returned [401, 276]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3252 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 946/948 places, 890/890 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 946 transition count 889
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 945 transition count 889
Applied a total of 2 rules in 85 ms. Remains 945 /946 variables (removed 1) and now considering 889/890 (removed 1) transitions.
// Phase 1: matrix 889 rows 945 cols
[2026-05-24 14:21:38] [INFO ] Invariants computation overflowed in 224 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:21:38] [INFO ] Implicit Places using invariants in 466 ms returned []
// Phase 1: matrix 889 rows 945 cols
[2026-05-24 14:21:38] [INFO ] Invariants computation overflowed in 109 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:21:39] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 14:21:42] [INFO ] Implicit Places using invariants and state equation in 3320 ms returned [85, 91, 112, 766, 892]
[2026-05-24 14:21:42] [INFO ] Actually due to overlaps returned [892, 766]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3790 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 943/948 places, 889/890 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 943 transition count 888
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 942 transition count 888
Applied a total of 2 rules in 56 ms. Remains 942 /943 variables (removed 1) and now considering 888/889 (removed 1) transitions.
// Phase 1: matrix 888 rows 942 cols
[2026-05-24 14:21:42] [INFO ] Invariants computation overflowed in 57 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:21:42] [INFO ] Implicit Places using invariants in 197 ms returned []
// Phase 1: matrix 888 rows 942 cols
[2026-05-24 14:21:42] [INFO ] Invariants computation overflowed in 51 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:21:42] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 14:21:44] [INFO ] Implicit Places using invariants and state equation in 2303 ms returned [85, 91, 112]
[2026-05-24 14:21:44] [INFO ] Actually due to overlaps returned [91, 85]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2508 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 940/948 places, 888/890 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 940 transition count 887
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 939 transition count 887
Applied a total of 2 rules in 60 ms. Remains 939 /940 variables (removed 1) and now considering 887/888 (removed 1) transitions.
// Phase 1: matrix 887 rows 939 cols
[2026-05-24 14:21:44] [INFO ] Invariants computation overflowed in 107 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:21:45] [INFO ] Implicit Places using invariants in 245 ms returned []
// Phase 1: matrix 887 rows 939 cols
[2026-05-24 14:21:45] [INFO ] Invariants computation overflowed in 106 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:21:45] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 14:21:48] [INFO ] Implicit Places using invariants and state equation in 2998 ms returned [109]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 3245 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 938/948 places, 887/890 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 938 transition count 887
Applied a total of 1 rules in 66 ms. Remains 938 /938 variables (removed 0) and now considering 887/887 (removed 0) transitions.
// Phase 1: matrix 887 rows 938 cols
[2026-05-24 14:21:48] [INFO ] Invariants computation overflowed in 107 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:21:48] [INFO ] Implicit Places using invariants in 241 ms returned []
// Phase 1: matrix 887 rows 938 cols
[2026-05-24 14:21:48] [INFO ] Invariants computation overflowed in 103 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:21:48] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 14:21:51] [INFO ] Implicit Places using invariants and state equation in 2740 ms returned []
Implicit Place search using SMT with State Equation took 2983 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 5 : 938/948 places, 887/890 transitions.
Finished structural reductions in REACHABILITY mode , in 5 iterations and 16069 ms. Remains : 938/948 places, 887/890 transitions.
RANDOM walk for 2649323 steps (382303 resets) in 120004 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (354 resets) in 142 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (359 resets) in 167 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (371 resets) in 166 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (354 resets) in 168 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (357 resets) in 171 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (382 resets) in 171 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (371 resets) in 152 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (339 resets) in 121 ms. (32 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (363 resets) in 121 ms. (32 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (357 resets) in 142 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (363 resets) in 178 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (373 resets) in 175 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (378 resets) in 175 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (370 resets) in 148 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (369 resets) in 121 ms. (32 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (393 resets) in 133 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (376 resets) in 127 ms. (31 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (377 resets) in 150 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (356 resets) in 144 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (373 resets) in 141 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (353 resets) in 157 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (356 resets) in 178 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (354 resets) in 181 ms. (21 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (353 resets) in 154 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (375 resets) in 136 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (361 resets) in 117 ms. (33 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (356 resets) in 109 ms. (36 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (376 resets) in 155 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (386 resets) in 159 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (367 resets) in 160 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (372 resets) in 152 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (356 resets) in 135 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (378 resets) in 180 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (379 resets) in 166 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (358 resets) in 144 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (369 resets) in 171 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (353 resets) in 171 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (350 resets) in 172 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (367 resets) in 132 ms. (30 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (356 resets) in 172 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (360 resets) in 172 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (357 resets) in 155 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (375 resets) in 124 ms. (32 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (367 resets) in 171 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (375 resets) in 173 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (371 resets) in 173 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (379 resets) in 124 ms. (32 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (360 resets) in 172 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (385 resets) in 160 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (375 resets) in 152 ms. (26 steps per ms) remains 850/850 properties
SDD proceeding with computation,850 properties remain. new max is 4194304
SDD size :1.49276e+11 after 3.13374e+11
Probabilistic random walk after 1000001 steps, saw 500103 distinct states, run finished after 44283 ms. (steps per millisecond=22 ) properties seen :0
// Phase 1: matrix 887 rows 938 cols
[2026-05-24 14:23:08] [INFO ] Invariants computation overflowed in 115 ms
[2026-05-24 14:23:08] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 1 (OVERLAPS) 804/1654 variables, 850/850 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1654 variables, 0/850 constraints. Problems are: Problem set: 0 solved, 850 unsolved
SMT process timed out in 90234ms, After SMT, problems are : Problem set: 0 solved, 850 unsolved
Fused 850 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 850 out of 938 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 938/938 places, 887/887 transitions.
Applied a total of 0 rules in 25 ms. Remains 938 /938 variables (removed 0) and now considering 887/887 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 938/938 places, 887/887 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 938/938 places, 887/887 transitions.
Applied a total of 0 rules in 49 ms. Remains 938 /938 variables (removed 0) and now considering 887/887 (removed 0) transitions.
// Phase 1: matrix 887 rows 938 cols
[2026-05-24 14:24:38] [INFO ] Invariants computation overflowed in 220 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:24:38] [INFO ] Implicit Places using invariants in 361 ms returned []
// Phase 1: matrix 887 rows 938 cols
[2026-05-24 14:24:39] [INFO ] Invariants computation overflowed in 101 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:24:39] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 14:24:42] [INFO ] Implicit Places using invariants and state equation in 3585 ms returned []
Implicit Place search using SMT with State Equation took 3974 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 14:24:42] [INFO ] Redundant transitions in 55 ms returned []
Running 886 sub problems to find dead transitions.
// Phase 1: matrix 887 rows 938 cols
[2026-05-24 14:24:42] [INFO ] Invariants computation overflowed in 163 ms
[2026-05-24 14:24:42] [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) 0/933 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 886 unsolved
SMT process timed out in 30528ms, After SMT, problems are : Problem set: 0 solved, 886 unsolved
Search for dead transitions found 0 dead transitions in 30533ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34645 ms. Remains : 938/938 places, 887/887 transitions.
RANDOM walk for 400000 steps (57710 resets) in 26532 ms. (15 steps per ms) remains 850/850 properties
Running SMT prover for 850 properties.
// Phase 1: matrix 887 rows 938 cols
[2026-05-24 14:25:21] [INFO ] Invariants computation overflowed in 120 ms
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 14:25:35] [INFO ] After 13034ms SMT Verify possible using state equation in real domain returned unsat :0 sat :850
[2026-05-24 14:25:35] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 14:25:46] [INFO ] After 10858ms SMT Verify possible using 14 Read/Feed constraints in real domain returned unsat :0 sat :850
TRAPS : Iteration 0
Detected timeout of ITS tools.
[2026-05-24 14:25:59] [INFO ] Flatten gal took : 43 ms
[2026-05-24 14:25:59] [INFO ] Applying decomposition
[2026-05-24 14:25:59] [INFO ] Flatten gal took : 41 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/graph1382683888497359500.txt' '-o' '/tmp/graph1382683888497359500.bin' '-w' '/tmp/graph1382683888497359500.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph1382683888497359500.bin' '-l' '-1' '-v' '-w' '/tmp/graph1382683888497359500.weights' '-q' '0' '-e' '0.001'
[2026-05-24 14:25:59] [INFO ] Decomposing Gal with order
[2026-05-24 14:25:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 14:25:59] [INFO ] Removed a total of 277 redundant transitions.
[2026-05-24 14:25:59] [INFO ] Flatten gal took : 127 ms
[2026-05-24 14:25:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 10 labels/synchronizations in 20 ms.
[2026-05-24 14:25:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2570238977250819322.gal : 18 ms
[2026-05-24 14:25:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4390309487288832611.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2570238977250819322.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4390309487288832611.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/ReachabilityCardinality4390309487288832611.prop.
SDD proceeding with computation,850 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,850 properties remain. new max is 8
SDD size :1 after 21
SDD proceeding with computation,850 properties remain. new max is 16
SDD size :21 after 33
SDD proceeding with computation,850 properties remain. new max is 32
SDD size :33 after 713
SDD proceeding with computation,850 properties remain. new max is 64
SDD size :713 after 4643
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:26:07] [INFO ] Deduced a trap composed of 21 places in 501 ms of which 39 ms to minimize.
TRAPS : Iteration 1
[2026-05-24 14:26:49] [INFO ] After 74431ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:850
[2026-05-24 14:26:49] [INFO ] After 88084ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:850
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 14:27:12] [INFO ] After 21808ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :850
[2026-05-24 14:27:42] [INFO ] After 29446ms SMT Verify possible using 14 Read/Feed constraints in natural domain returned unsat :0 sat :850
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:42] [INFO ] Deduced a trap composed of 168 places in 418 ms of which 169 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:42] [INFO ] Deduced a trap composed of 180 places in 442 ms of which 182 ms to minimize.
[2026-05-24 14:27:42] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 971 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:43] [INFO ] Deduced a trap composed of 156 places in 399 ms of which 153 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:43] [INFO ] Deduced a trap composed of 144 places in 376 ms of which 147 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:44] [INFO ] Deduced a trap composed of 146 places in 433 ms of which 145 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:44] [INFO ] Deduced a trap composed of 132 places in 387 ms of which 133 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:45] [INFO ] Deduced a trap composed of 134 places in 379 ms of which 133 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:45] [INFO ] Deduced a trap composed of 158 places in 398 ms of which 156 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:46] [INFO ] Deduced a trap composed of 170 places in 413 ms of which 168 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:46] [INFO ] Deduced a trap composed of 182 places in 147 ms of which 5 ms to minimize.
[2026-05-24 14:27:46] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 3336 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:47] [INFO ] Deduced a trap composed of 188 places in 139 ms of which 7 ms to minimize.
[2026-05-24 14:27:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 260 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:48] [INFO ] Deduced a trap composed of 192 places in 454 ms of which 199 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:48] [INFO ] Deduced a trap composed of 205 places in 508 ms of which 227 ms to minimize.
[2026-05-24 14:27:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1127 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:49] [INFO ] Deduced a trap composed of 200 places in 466 ms of which 210 ms to minimize.
[2026-05-24 14:27:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 576 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:49] [INFO ] Deduced a trap composed of 203 places in 134 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:50] [INFO ] Deduced a trap composed of 206 places in 147 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:50] [INFO ] Deduced a trap composed of 194 places in 130 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:50] [INFO ] Deduced a trap composed of 122 places in 180 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:50] [INFO ] Deduced a trap composed of 120 places in 164 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:51] [INFO ] Deduced a trap composed of 108 places in 179 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:51] [INFO ] Deduced a trap composed of 110 places in 176 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:51] [INFO ] Deduced a trap composed of 96 places in 174 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:51] [INFO ] Deduced a trap composed of 98 places in 185 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:51] [INFO ] Deduced a trap composed of 84 places in 183 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:52] [INFO ] Deduced a trap composed of 86 places in 194 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:52] [INFO ] Deduced a trap composed of 114 places in 177 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:52] [INFO ] Deduced a trap composed of 74 places in 200 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:52] [INFO ] Deduced a trap composed of 72 places in 186 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:53] [INFO ] Deduced a trap composed of 78 places in 192 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:53] [INFO ] Deduced a trap composed of 60 places in 197 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:53] [INFO ] Deduced a trap composed of 62 places in 204 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:53] [INFO ] Deduced a trap composed of 50 places in 208 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:54] [INFO ] Deduced a trap composed of 48 places in 199 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:54] [INFO ] Deduced a trap composed of 66 places in 199 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:54] [INFO ] Deduced a trap composed of 38 places in 224 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:54] [INFO ] Deduced a trap composed of 36 places in 208 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:55] [INFO ] Deduced a trap composed of 28 places in 221 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:55] [INFO ] Deduced a trap composed of 27 places in 215 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:55] [INFO ] Deduced a trap composed of 54 places in 210 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:55] [INFO ] Deduced a trap composed of 34 places in 220 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:56] [INFO ] Deduced a trap composed of 42 places in 208 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:56] [INFO ] Deduced a trap composed of 90 places in 183 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:56] [INFO ] Deduced a trap composed of 102 places in 185 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:57] [INFO ] Deduced a trap composed of 126 places in 170 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:58] [INFO ] Deduced a trap composed of 150 places in 167 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:27:58] [INFO ] Deduced a trap composed of 138 places in 165 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:01] [INFO ] Deduced a trap composed of 162 places in 145 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:01] [INFO ] Deduced a trap composed of 174 places in 133 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:01] [INFO ] Deduced a trap composed of 186 places in 127 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:01] [INFO ] Deduced a trap composed of 198 places in 124 ms of which 5 ms to minimize.
[2026-05-24 14:28:03] [INFO ] Trap strengthening (SAT) tested/added 37/36 trap constraints in 13933 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:21] [INFO ] Deduced a trap composed of 21 places in 233 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:21] [INFO ] Deduced a trap composed of 14 places in 203 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:27] [INFO ] Deduced a trap composed of 13 places in 216 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:27] [INFO ] Deduced a trap composed of 10 places in 216 ms of which 16 ms to minimize.
[2026-05-24 14:28:27] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 6648 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:28] [INFO ] Deduced a trap composed of 204 places in 450 ms of which 209 ms to minimize.
[2026-05-24 14:28:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 580 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:33] [INFO ] Deduced a trap composed of 3 places in 290 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:33] [INFO ] Deduced a trap composed of 4 places in 292 ms of which 13 ms to minimize.
[2026-05-24 14:28:34] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 782 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:37] [INFO ] Deduced a trap composed of 264 places in 354 ms of which 116 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:37] [INFO ] Deduced a trap composed of 266 places in 353 ms of which 117 ms to minimize.
[2026-05-24 14:28:37] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 890 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:39] [INFO ] Deduced a trap composed of 272 places in 382 ms of which 139 ms to minimize.
[2026-05-24 14:28:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 592 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:44] [INFO ] Deduced a trap composed of 260 places in 334 ms of which 100 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:44] [INFO ] Deduced a trap composed of 262 places in 324 ms of which 101 ms to minimize.
[2026-05-24 14:28:44] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 812 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:46] [INFO ] Deduced a trap composed of 266 places in 328 ms of which 100 ms to minimize.
[2026-05-24 14:28:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 485 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:54] [INFO ] Deduced a trap composed of 256 places in 319 ms of which 87 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:54] [INFO ] Deduced a trap composed of 258 places in 329 ms of which 86 ms to minimize.
[2026-05-24 14:28:54] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 847 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:56] [INFO ] Deduced a trap composed of 260 places in 337 ms of which 104 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:28:56] [INFO ] Deduced a trap composed of 262 places in 336 ms of which 103 ms to minimize.
[2026-05-24 14:28:56] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 840 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:00] [INFO ] Deduced a trap composed of 252 places in 302 ms of which 73 ms to minimize.
[2026-05-24 14:29:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 420 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:10] [INFO ] Deduced a trap composed of 248 places in 283 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:12] [INFO ] Deduced a trap composed of 250 places in 262 ms of which 59 ms to minimize.
[2026-05-24 14:29:12] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1847 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:14] [INFO ] Deduced a trap composed of 267 places in 431 ms of which 164 ms to minimize.
[2026-05-24 14:29:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 540 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:16] [INFO ] Deduced a trap composed of 255 places in 490 ms of which 222 ms to minimize.
[2026-05-24 14:29:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 683 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:21] [INFO ] Deduced a trap composed of 244 places in 258 ms of which 49 ms to minimize.
[2026-05-24 14:29:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 387 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:21] [INFO ] Deduced a trap composed of 246 places in 257 ms of which 49 ms to minimize.
[2026-05-24 14:29:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 389 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:29] [INFO ] Deduced a trap composed of 249 places in 585 ms of which 333 ms to minimize.
[2026-05-24 14:29:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 720 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:30] [INFO ] Deduced a trap composed of 257 places in 607 ms of which 342 ms to minimize.
[2026-05-24 14:29:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 721 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:33] [INFO ] Deduced a trap composed of 251 places in 485 ms of which 227 ms to minimize.
[2026-05-24 14:29:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 644 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:38] [INFO ] Deduced a trap composed of 236 places in 514 ms of which 261 ms to minimize.
[2026-05-24 14:29:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 651 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:47] [INFO ] Deduced a trap composed of 232 places in 508 ms of which 256 ms to minimize.
[2026-05-24 14:29:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1517 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:49] [INFO ] Deduced a trap composed of 234 places in 207 ms of which 27 ms to minimize.
[2026-05-24 14:29:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 361 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:54] [INFO ] Deduced a trap composed of 230 places in 429 ms of which 170 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:54] [INFO ] Deduced a trap composed of 230 places in 415 ms of which 172 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:55] [INFO ] Deduced a trap composed of 232 places in 413 ms of which 177 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:55] [INFO ] Deduced a trap composed of 232 places in 414 ms of which 181 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:55] [INFO ] Deduced a trap composed of 230 places in 448 ms of which 183 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:56] [INFO ] Deduced a trap composed of 232 places in 417 ms of which 182 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:56] [INFO ] Deduced a trap composed of 232 places in 419 ms of which 183 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:57] [INFO ] Deduced a trap composed of 234 places in 425 ms of which 175 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:58] [INFO ] Deduced a trap composed of 232 places in 583 ms of which 360 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:58] [INFO ] Deduced a trap composed of 232 places in 415 ms of which 172 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:59] [INFO ] Deduced a trap composed of 234 places in 429 ms of which 174 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:29:59] [INFO ] Deduced a trap composed of 234 places in 592 ms of which 351 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:00] [INFO ] Deduced a trap composed of 236 places in 431 ms of which 172 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:00] [INFO ] Deduced a trap composed of 236 places in 419 ms of which 172 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:01] [INFO ] Deduced a trap composed of 238 places in 425 ms of which 179 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:01] [INFO ] Deduced a trap composed of 236 places in 527 ms of which 269 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:02] [INFO ] Deduced a trap composed of 236 places in 427 ms of which 179 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:02] [INFO ] Deduced a trap composed of 238 places in 451 ms of which 180 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:03] [INFO ] Deduced a trap composed of 238 places in 520 ms of which 270 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:03] [INFO ] Deduced a trap composed of 240 places in 433 ms of which 180 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:04] [INFO ] Deduced a trap composed of 232 places in 424 ms of which 172 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:04] [INFO ] Deduced a trap composed of 234 places in 430 ms of which 177 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:05] [INFO ] Deduced a trap composed of 234 places in 438 ms of which 176 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:05] [INFO ] Deduced a trap composed of 236 places in 427 ms of which 176 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:06] [INFO ] Deduced a trap composed of 236 places in 431 ms of which 174 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:06] [INFO ] Deduced a trap composed of 236 places in 438 ms of which 175 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:07] [INFO ] Deduced a trap composed of 232 places in 403 ms of which 166 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:08] [INFO ] Deduced a trap composed of 230 places in 435 ms of which 172 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:09] [INFO ] Deduced a trap composed of 232 places in 416 ms of which 174 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:09] [INFO ] Deduced a trap composed of 232 places in 435 ms of which 187 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:30:10] [INFO ] Deduced a trap composed of 234 places in 412 ms of which 175 ms to minimize.
SMT process timed out, exceeded limit of 100
[2026-05-24 14:30:10] [INFO ] After 177659ms SMT Verify possible using After timeout in natural domain returned unsat :0 sat :850
[2026-05-24 14:30:10] [INFO ] After 200294ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :850
RANDOM walk for 2512946 steps (362616 resets) in 120004 ms. (20 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (362 resets) in 137 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (372 resets) in 157 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (381 resets) in 130 ms. (30 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (379 resets) in 168 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (377 resets) in 178 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (360 resets) in 170 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (369 resets) in 135 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (353 resets) in 170 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (356 resets) in 172 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (386 resets) in 171 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (353 resets) in 165 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (388 resets) in 172 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (383 resets) in 171 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (365 resets) in 166 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (370 resets) in 118 ms. (33 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (364 resets) in 115 ms. (34 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (377 resets) in 166 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (366 resets) in 147 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (382 resets) in 179 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (358 resets) in 167 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (367 resets) in 174 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (370 resets) in 124 ms. (32 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (358 resets) in 169 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (373 resets) in 166 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (354 resets) in 141 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (363 resets) in 120 ms. (33 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (397 resets) in 170 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (371 resets) in 166 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (371 resets) in 163 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (348 resets) in 166 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (373 resets) in 161 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (382 resets) in 167 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (370 resets) in 167 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (369 resets) in 165 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (360 resets) in 139 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (373 resets) in 136 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (361 resets) in 162 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (367 resets) in 165 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (393 resets) in 164 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (361 resets) in 114 ms. (34 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (379 resets) in 120 ms. (33 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (366 resets) in 119 ms. (33 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (366 resets) in 150 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (364 resets) in 143 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (378 resets) in 184 ms. (21 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (344 resets) in 176 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (350 resets) in 135 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (350 resets) in 135 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (364 resets) in 141 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (370 resets) in 114 ms. (34 steps per ms) remains 850/850 properties
Probabilistic random walk after 1000001 steps, saw 500103 distinct states, run finished after 44570 ms. (steps per millisecond=22 ) properties seen :0
// Phase 1: matrix 887 rows 938 cols
[2026-05-24 14:31:27] [INFO ] Invariants computation overflowed in 109 ms
[2026-05-24 14:31:27] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 1 (OVERLAPS) 804/1654 variables, 850/850 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1654 variables, 0/850 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 3 (OVERLAPS) 53/1707 variables, 19/869 constraints. Problems are: Problem set: 0 solved, 850 unsolved
SMT process timed out in 105235ms, After SMT, problems are : Problem set: 0 solved, 850 unsolved
Fused 850 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 850 out of 938 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 938/938 places, 887/887 transitions.
Applied a total of 0 rules in 21 ms. Remains 938 /938 variables (removed 0) and now considering 887/887 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 938/938 places, 887/887 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 938/938 places, 887/887 transitions.
Applied a total of 0 rules in 18 ms. Remains 938 /938 variables (removed 0) and now considering 887/887 (removed 0) transitions.
// Phase 1: matrix 887 rows 938 cols
[2026-05-24 14:33:13] [INFO ] Invariants computation overflowed in 146 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:33:13] [INFO ] Implicit Places using invariants in 294 ms returned []
// Phase 1: matrix 887 rows 938 cols
[2026-05-24 14:33:13] [INFO ] Invariants computation overflowed in 111 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:33:13] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 14:33:15] [INFO ] Implicit Places using invariants and state equation in 2637 ms returned []
Implicit Place search using SMT with State Equation took 2933 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 14:33:15] [INFO ] Redundant transitions in 8 ms returned []
Running 886 sub problems to find dead transitions.
// Phase 1: matrix 887 rows 938 cols
[2026-05-24 14:33:16] [INFO ] Invariants computation overflowed in 113 ms
[2026-05-24 14:33:16] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
(s2 1.0)
(s3 1.0)
(s4 1.0)
(s5 1.0)
(s6 1.0)
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(s8 1.0)
(s9 1.0)
(s10 1.0)
(s11 1.0)
(s12 1.0)
(s13 1.0)
(s14 1.0)
(s15 1.0)
(s16 1.0)
(s17 1.0)
(s18 1.0)
(s19 1.0)
(s20 1.0)
(s21 1.0)
(s22 1.0)
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(s25 1.0)
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(s27 1.0)
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(s31 1.0)
(s32 1.0)
(s33 1.0)
(s34 1.0)
(s35 1.0)
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(s37 1.0)
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(s39 1.0)
(s40 1.0)
(s41 1.0)
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(s46 1.0)
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(s53 1.0)
(s54 1.0)
(s55 1.0)
(s56 1.0)
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(s58 1.0)
(s59 1.0)
(s60 1.0)
(s61 1.0)
(s62 1.0)
(s63 1.0)
(s64 1.0)
(s65 1.0)
(s69 1.0)
(s70 1.0)
(s71 1.0)
(s72 1.0)
(s73 1.0)
(s74 1.0)
(s75 1.0)
(s76 1.0)
(s77 1.0)
(s78 1.0)
(s79 1.0)
(s80 1.0)
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(s83 1.0)
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(s90 1.0)
(s91 1.0)
(s92 1.0)
(s93 1.0)
(s94 1.0)
(s95 1.0)
(s96 1.0)
(s97 1.0)
(s98 1.0)
(s99 1.0)
(s100 1.0)
(s101 1.0)
(s102 1.0)
(s103 1.0)
(s104 1.0)
(s105 1.0)
(s106 1.0)
(s107 1.0)
(s108 1.0)
(s109 1.0)
(s110 1.0)
(s111 1.0)
(s112 1.0)
(s113 1.0)
(s114 1.0)
(s115 1.0)
(s116 1.0)
(s117 1.0)
(s118 1.0)
(s119 1.0)
(s120 1.0)
(s121 1.0)
(s122 1.0)
(s123 1.0)
(s124 1.0)
(s125 1.0)
(s126 1.0)
(s127 1.0)
(s128 1.0)
(s129 1.0)
(s130 1.0)
(s131 1.0)
(s132 1.0)
(s133 1.0)
(s134 1.0)
(s135 1.0)
(s136 1.0)
(s137 1.0)
(s138 1.0)
(s139 1.0)
(s140 1.0)
(s141 1.0)
(s142 1.0)
(s143 1.0)
(s144 1.0)
(s145 1.0)
(s146 1.0)
(s147 1.0)
(s148 1.0)
(s149 1.0)
(s150 1.0)
(s151 1.0)
(s152 1.0)
(s153 1.0)
(s154 1.0)
(s155 1.0)
(s156 1.0)
(s157 1.0)
(s158 1.0)
(s159 1.0)
(s160 1.0)
(s161 1.0)
(s162 1.0)
(s163 1.0)
(s164 1.0)
(s165 1.0)
(s166 1.0)
(s167 1.0)
(s168 1.0)
(s169 1.0)
(s170 1.0)
(s171 1.0)
(s172 1.0)
(s173 1.0)
(s174 1.0)
(s175 1.0)
(s176 1.0)
(s177 1.0)
(s178 1.0)
(s179 1.0)
(s180 1.0)
(s181 1.0)
(s182 1.0)
(s183 1.0)
(s184 1.0)
(s185 1.0)
(s186 1.0)
(s187 1.0)
(s188 1.0)
(s189 1.0)
(s190 1.0)
(s191 1.0)
(s192 1.0)
(s193 1.0)
(s194 1.0)
(s195 1.0)
(s196 1.0)
(s197 1.0)
(s198 1.0)
(s199 1.0)
(s200 1.0)
(s201 1.0)
(s202 1.0)
(s203 1.0)
(s204 1.0)
(s205 1.0)
(s206 1.0)
(s207 1.0)
(s208 1.0)
(s209 1.0)
(s210 1.0)
(s211 1.0)
(s212 1.0)
(s213 1.0)
(s214 1.0)
(s215 1.0)
(s216 1.0)
(s217 1.0)
(s218 1.0)
(s219 1.0)
(s220 1.0)
(s221 1.0)
(s222 1.0)
(s223 1.0)
(s224 1.0)
(s225 1.0)
(s226 1.0)
(s227 1.0)
(s228 1.0)
(s229 1.0)
(s230 1.0)
(s231 1.0)
(s232 1.0)
(s233 1.0)
(s234 1.0)
(s235 1.0)
(s236 1.0)
(s237 1.0)
(s238 1.0)
(s239 1.0)
(s240 1.0)
(s241 1.0)
(s242 1.0)
(s243 1.0)
(s244 1.0)
(s245 1.0)
(s246 1.0)
(s247 1.0)
(s248 1.0)
(s249 1.0)
(s250 1.0)
(s251 1.0)
(s252 1.0)
(s253 1.0)
(s254 1.0)
(s255 1.0)
(s256 1.0)
(s257 1.0)
(s258 1.0)
(s259 1.0)
(s260 1.0)
(s261 1.0)
(s262 1.0)
(s263 1.0)
(s264 1.0)
(s265 1.0)
(s266 1.0)
(s267 1.0)
(s268 1.0)
(s269 1.0)
(s270 1.0)
(s271 1.0)
(s272 1.0)
(s273 1.0)
(s274 1.0)
(s275 1.0)
(s276 1.0)
(s277 1.0)
(s278 1.0)
(s279 1.0)
(s280 1.0)
(s281 1.0)
(s282 1.0)
(s283 1.0)
(s284 1.0)
(s285 1.0)
(s286 1.0)
(s287 1.0)
(s288 1.0)
(s289 1.0)
(s290 1.0)
(s291 1.0)
(s292 1.0)
(s293 1.0)
(s294 1.0)
(s295 1.0)
(s296 1.0)
(s297 1.0)
(s298 1.0)
(s299 1.0)
(s300 1.0)
(s301 1.0)
(s302 1.0)
(s303 1.0)
(s304 1.0)
(s305 1.0)
(s306 1.0)
(s307 1.0)
(s308 1.0)
(s309 1.0)
(s310 1.0)
(s311 1.0)
(s312 1.0)
(s313 1.0)
(s314 1.0)
(s315 1.0)
(s316 1.0)
(s317 1.0)
(s318 1.0)
(s319 1.0)
(s320 1.0)
(s321 1.0)
(s322 1.0)
(s323 1.0)
(s324 1.0)
(s325 1.0)
(s326 1.0)
(s327 1.0)
(s328 1.0)
(s329 1.0)
(s330 1.0)
(s331 1.0)
(s332 1.0)
(s333 1.0)
(s334 1.0)
(s335 1.0)
(s336 1.0)
(s337 1.0)
(s338 1.0)
(s339 1.0)
(s340 1.0)
(s341 1.0)
(s342 1.0)
(s343 1.0)
(s344 1.0)
(s345 1.0)
(s346 1.0)
(s347 1.0)
(s348 1.0)
(s349 1.0)
(s350 1.0)
(s351 1.0)
(s352 1.0)
(s353 1.0)
(s354 1.0)
(s355 1.0)
(s356 1.0)
(s357 1.0)
(s358 1.0)
(s359 1.0)
(s360 1.0)
(s361 1.0)
(s362 1.0)
(s363 1.0)
(s364 1.0)
(s365 1.0)
(s366 1.0)
(s367 1.0)
(s368 1.0)
(s369 1.0)
(s370 1.0)
(s371 1.0)
(s372 1.0)
(s373 1.0)
(s374 1.0)
(s375 1.0)
(s376 1.0)
(s377 1.0)
(s378 1.0)
(s379 1.0)
(s380 1.0)
(s381 1.0)
(s382 1.0)
(s383 1.0)
(s384 1.0)
(s385 1.0)
(s386 1.0)
(s387 1.0)
(s388 1.0)
(s389 1.0)
(s390 1.0)
(s391 1.0)
(s392 1.0)
(s393 1.0)
(s394 1.0)
(s395 1.0)
(s396 1.0)
(s397 1.0)
(s398 1.0)
(s399 1.0)
(s400 1.0)
(s401 1.0)
(s402 1.0)
(s403 1.0)
(s404 1.0)
(s405 1.0)
(s406 1.0)
(s407 1.0)
(s408 1.0)
(s409 1.0)
(s410 1.0)
(s411 1.0)
(s412 1.0)
(s413 1.0)
(s414 1.0)
(s415 1.0)
(s416 1.0)
(s417 1.0)
(s418 1.0)
(s419 1.0)
(s420 1.0)
(s421 1.0)
(s422 1.0)
(s423 1.0)
(s424 1.0)
(s425 1.0)
(s426 1.0)
(s427 1.0)
(s428 1.0)
(s429 1.0)
(s430 1.0)
(s431 1.0)
(s432 1.0)
(s433 1.0)
(s434 1.0)
(s435 1.0)
(s436 1.0)
(s437 1.0)
(s438 1.0)
(s439 1.0)
(s440 1.0)
(s441 1.0)
(s442 1.0)
(s443 1.0)
(s444 1.0)
(s445 1.0)
(s446 1.0)
(s447 1.0)
(s448 1.0)
(s449 1.0)
(s450 1.0)
(s451 1.0)
(s452 1.0)
(s453 1.0)
(s454 1.0)
(s455 1.0)
(s456 1.0)
(s457 1.0)
(s458 1.0)
(s459 1.0)
(s460 1.0)
(s461 1.0)
(s462 1.0)
(s463 1.0)
(s464 timeout
1.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/933 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 886 unsolved
SMT process timed out in 30229ms, After SMT, problems are : Problem set: 0 solved, 886 unsolved
Search for dead transitions found 0 dead transitions in 30232ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33205 ms. Remains : 938/938 places, 887/887 transitions.
RANDOM walk for 400000 steps (57829 resets) in 18195 ms. (21 steps per ms) remains 850/850 properties
Running SMT prover for 850 properties.
// Phase 1: matrix 887 rows 938 cols
[2026-05-24 14:33:51] [INFO ] Invariants computation overflowed in 119 ms
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 14:34:03] [INFO ] After 11398ms SMT Verify possible using state equation in real domain returned unsat :0 sat :850
[2026-05-24 14:34:03] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 14:34:13] [INFO ] After 10553ms SMT Verify possible using 14 Read/Feed constraints in real domain returned unsat :0 sat :850
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:34:35] [INFO ] Deduced a trap composed of 21 places in 298 ms of which 33 ms to minimize.
TRAPS : Iteration 1
[2026-05-24 14:35:14] [INFO ] After 70776ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:850
[2026-05-24 14:35:14] [INFO ] After 82750ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:850
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 14:35:37] [INFO ] After 22459ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :850
Detected timeout of ITS tools.
[2026-05-24 14:36:10] [INFO ] After 33329ms SMT Verify possible using 14 Read/Feed constraints in natural domain returned unsat :0 sat :850
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:11] [INFO ] Deduced a trap composed of 168 places in 667 ms of which 184 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:12] [INFO ] Deduced a trap composed of 180 places in 570 ms of which 186 ms to minimize.
[2026-05-24 14:36:12] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1500 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:12] [INFO ] Deduced a trap composed of 156 places in 580 ms of which 156 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:13] [INFO ] Deduced a trap composed of 144 places in 516 ms of which 150 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:13] [INFO ] Deduced a trap composed of 146 places in 511 ms of which 148 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:14] [INFO ] Deduced a trap composed of 132 places in 501 ms of which 136 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:15] [INFO ] Deduced a trap composed of 134 places in 498 ms of which 137 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:15] [INFO ] Deduced a trap composed of 158 places in 550 ms of which 157 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:16] [INFO ] Deduced a trap composed of 170 places in 535 ms of which 172 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:16] [INFO ] Deduced a trap composed of 182 places in 513 ms of which 5 ms to minimize.
[2026-05-24 14:36:17] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 5230 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:19] [INFO ] Deduced a trap composed of 188 places in 139 ms of which 7 ms to minimize.
[2026-05-24 14:36:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 285 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:19] [INFO ] Deduced a trap composed of 192 places in 447 ms of which 200 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:20] [INFO ] Deduced a trap composed of 205 places in 466 ms of which 224 ms to minimize.
[2026-05-24 14:36:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1066 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:21] [INFO ] Deduced a trap composed of 200 places in 461 ms of which 206 ms to minimize.
[2026-05-24 14:36:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 580 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:21] [INFO ] Deduced a trap composed of 203 places in 137 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:22] [INFO ] Deduced a trap composed of 206 places in 122 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:22] [INFO ] Deduced a trap composed of 194 places in 139 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:22] [INFO ] Deduced a trap composed of 122 places in 178 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:22] [INFO ] Deduced a trap composed of 120 places in 159 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:22] [INFO ] Deduced a trap composed of 108 places in 171 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:23] [INFO ] Deduced a trap composed of 110 places in 176 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:23] [INFO ] Deduced a trap composed of 96 places in 178 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:23] [INFO ] Deduced a trap composed of 98 places in 200 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:23] [INFO ] Deduced a trap composed of 84 places in 190 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:24] [INFO ] Deduced a trap composed of 86 places in 193 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:24] [INFO ] Deduced a trap composed of 114 places in 178 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:24] [INFO ] Deduced a trap composed of 74 places in 202 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:24] [INFO ] Deduced a trap composed of 72 places in 186 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:25] [INFO ] Deduced a trap composed of 78 places in 191 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:25] [INFO ] Deduced a trap composed of 60 places in 199 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:25] [INFO ] Deduced a trap composed of 62 places in 207 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:25] [INFO ] Deduced a trap composed of 50 places in 218 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:26] [INFO ] Deduced a trap composed of 48 places in 214 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:26] [INFO ] Deduced a trap composed of 66 places in 216 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:26] [INFO ] Deduced a trap composed of 38 places in 227 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:26] [INFO ] Deduced a trap composed of 36 places in 218 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:27] [INFO ] Deduced a trap composed of 28 places in 221 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:27] [INFO ] Deduced a trap composed of 27 places in 207 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:27] [INFO ] Deduced a trap composed of 54 places in 199 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:27] [INFO ] Deduced a trap composed of 34 places in 237 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:28] [INFO ] Deduced a trap composed of 42 places in 209 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:28] [INFO ] Deduced a trap composed of 90 places in 193 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:28] [INFO ] Deduced a trap composed of 102 places in 188 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:29] [INFO ] Deduced a trap composed of 126 places in 170 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:30] [INFO ] Deduced a trap composed of 150 places in 156 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:30] [INFO ] Deduced a trap composed of 138 places in 158 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:33] [INFO ] Deduced a trap composed of 162 places in 151 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:33] [INFO ] Deduced a trap composed of 174 places in 141 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:33] [INFO ] Deduced a trap composed of 186 places in 130 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:33] [INFO ] Deduced a trap composed of 198 places in 132 ms of which 6 ms to minimize.
[2026-05-24 14:36:35] [INFO ] Trap strengthening (SAT) tested/added 37/36 trap constraints in 14087 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:53] [INFO ] Deduced a trap composed of 21 places in 227 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:53] [INFO ] Deduced a trap composed of 14 places in 206 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:36:59] [INFO ] Deduced a trap composed of 13 places in 235 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:00] [INFO ] Deduced a trap composed of 10 places in 210 ms of which 16 ms to minimize.
[2026-05-24 14:37:00] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 6917 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:00] [INFO ] Deduced a trap composed of 204 places in 447 ms of which 208 ms to minimize.
[2026-05-24 14:37:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 585 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:06] [INFO ] Deduced a trap composed of 3 places in 290 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:06] [INFO ] Deduced a trap composed of 4 places in 284 ms of which 14 ms to minimize.
[2026-05-24 14:37:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 779 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:09] [INFO ] Deduced a trap composed of 264 places in 389 ms of which 116 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:10] [INFO ] Deduced a trap composed of 266 places in 382 ms of which 117 ms to minimize.
[2026-05-24 14:37:10] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 940 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:12] [INFO ] Deduced a trap composed of 272 places in 397 ms of which 139 ms to minimize.
[2026-05-24 14:37:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 616 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:17] [INFO ] Deduced a trap composed of 260 places in 345 ms of which 100 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:17] [INFO ] Deduced a trap composed of 262 places in 346 ms of which 101 ms to minimize.
[2026-05-24 14:37:17] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 864 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:19] [INFO ] Deduced a trap composed of 266 places in 341 ms of which 102 ms to minimize.
[2026-05-24 14:37:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 499 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:27] [INFO ] Deduced a trap composed of 256 places in 322 ms of which 88 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:27] [INFO ] Deduced a trap composed of 258 places in 319 ms of which 87 ms to minimize.
[2026-05-24 14:37:27] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 844 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:29] [INFO ] Deduced a trap composed of 260 places in 326 ms of which 104 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:29] [INFO ] Deduced a trap composed of 262 places in 339 ms of which 104 ms to minimize.
[2026-05-24 14:37:29] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 833 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:33] [INFO ] Deduced a trap composed of 252 places in 305 ms of which 74 ms to minimize.
[2026-05-24 14:37:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 418 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:44] [INFO ] Deduced a trap composed of 248 places in 283 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:46] [INFO ] Deduced a trap composed of 250 places in 265 ms of which 59 ms to minimize.
[2026-05-24 14:37:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1861 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:48] [INFO ] Deduced a trap composed of 267 places in 426 ms of which 165 ms to minimize.
[2026-05-24 14:37:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 533 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:50] [INFO ] Deduced a trap composed of 255 places in 503 ms of which 223 ms to minimize.
[2026-05-24 14:37:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 699 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:55] [INFO ] Deduced a trap composed of 244 places in 254 ms of which 48 ms to minimize.
[2026-05-24 14:37:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 374 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:55] [INFO ] Deduced a trap composed of 246 places in 252 ms of which 50 ms to minimize.
[2026-05-24 14:37:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 406 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:04] [INFO ] Deduced a trap composed of 249 places in 595 ms of which 334 ms to minimize.
[2026-05-24 14:38:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 733 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:05] [INFO ] Deduced a trap composed of 257 places in 599 ms of which 346 ms to minimize.
[2026-05-24 14:38:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 719 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:08] [INFO ] Deduced a trap composed of 251 places in 486 ms of which 231 ms to minimize.
[2026-05-24 14:38:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 651 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:12] [INFO ] Deduced a trap composed of 236 places in 526 ms of which 263 ms to minimize.
[2026-05-24 14:38:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 667 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:22] [INFO ] Deduced a trap composed of 232 places in 522 ms of which 261 ms to minimize.
[2026-05-24 14:38:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1593 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:24] [INFO ] Deduced a trap composed of 234 places in 208 ms of which 28 ms to minimize.
[2026-05-24 14:38:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 382 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:29] [INFO ] Deduced a trap composed of 230 places in 427 ms of which 172 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:29] [INFO ] Deduced a trap composed of 230 places in 421 ms of which 174 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:30] [INFO ] Deduced a trap composed of 232 places in 440 ms of which 179 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:30] [INFO ] Deduced a trap composed of 232 places in 434 ms of which 187 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:31] [INFO ] Deduced a trap composed of 230 places in 434 ms of which 185 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:31] [INFO ] Deduced a trap composed of 232 places in 436 ms of which 186 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:32] [INFO ] Deduced a trap composed of 232 places in 423 ms of which 185 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:32] [INFO ] Deduced a trap composed of 234 places in 428 ms of which 176 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:33] [INFO ] Deduced a trap composed of 232 places in 612 ms of which 368 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:33] [INFO ] Deduced a trap composed of 232 places in 429 ms of which 177 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:34] [INFO ] Deduced a trap composed of 234 places in 421 ms of which 178 ms to minimize.
SMT process timed out, exceeded limit of 100
[2026-05-24 14:38:34] [INFO ] After 177135ms SMT Verify possible using After timeout in natural domain returned unsat :0 sat :850
[2026-05-24 14:38:34] [INFO ] After 200247ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :850
RANDOM walk for 40000 steps (5756 resets) in 81 ms. (487 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (3684 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 297686 steps, run timeout after 3001 ms. (steps per millisecond=99 ) properties seen :0 out of 1
Probabilistic random walk after 297686 steps, saw 148869 distinct states, run finished after 3080 ms. (steps per millisecond=96 ) properties seen :0
// Phase 1: matrix 887 rows 938 cols
[2026-05-24 14:38:37] [INFO ] Invariants computation overflowed in 119 ms
[2026-05-24 14:38:37] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 18/22 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 42/64 variables, 20/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/64 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 57/121 variables, 28/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/121 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 56/177 variables, 28/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/177 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 90/267 variables, 41/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/267 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 70/337 variables, 41/165 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/337 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 66/403 variables, 33/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 82/485 variables, 45/243 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/485 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 52/537 variables, 28/271 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/537 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/596 variables, 32/303 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/596 variables, 0/303 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 47/643 variables, 24/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/643 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 56/699 variables, 29/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/699 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 47/746 variables, 24/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/746 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 56/802 variables, 29/409 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/802 variables, 0/409 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 47/849 variables, 24/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/849 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 56/905 variables, 29/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/905 variables, 0/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (OVERLAPS) 47/952 variables, 24/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/952 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (OVERLAPS) 56/1008 variables, 29/515 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/1008 variables, 0/515 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (OVERLAPS) 47/1055 variables, 24/539 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/1055 variables, 0/539 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (OVERLAPS) 56/1111 variables, 29/568 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/1111 variables, 0/568 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (OVERLAPS) 47/1158 variables, 24/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/1158 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (OVERLAPS) 56/1214 variables, 29/621 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/1214 variables, 0/621 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 47 (OVERLAPS) 47/1261 variables, 24/645 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 48 (INCLUDED_ONLY) 0/1261 variables, 0/645 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 49 (OVERLAPS) 56/1317 variables, 29/674 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 50 (INCLUDED_ONLY) 0/1317 variables, 0/674 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 51 (OVERLAPS) 47/1364 variables, 24/698 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 52 (INCLUDED_ONLY) 0/1364 variables, 0/698 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 53 (OVERLAPS) 56/1420 variables, 29/727 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 54 (INCLUDED_ONLY) 0/1420 variables, 0/727 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 55 (OVERLAPS) 47/1467 variables, 24/751 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 56 (INCLUDED_ONLY) 0/1467 variables, 0/751 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 57 (OVERLAPS) 56/1523 variables, 29/780 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 58 (INCLUDED_ONLY) 0/1523 variables, 0/780 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 59 (OVERLAPS) 48/1571 variables, 24/804 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 60 (INCLUDED_ONLY) 0/1571 variables, 0/804 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 61 (OVERLAPS) 76/1647 variables, 34/838 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 62 (INCLUDED_ONLY) 0/1647 variables, 2/840 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 63 (INCLUDED_ONLY) 0/1647 variables, 0/840 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 64 (OVERLAPS) 84/1731 variables, 43/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 65 (INCLUDED_ONLY) 0/1731 variables, 4/887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 66 (INCLUDED_ONLY) 0/1731 variables, 0/887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 67 (OVERLAPS) 76/1807 variables, 40/927 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 68 (INCLUDED_ONLY) 0/1807 variables, 8/935 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 69 (INCLUDED_ONLY) 0/1807 variables, 0/935 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 70 (OVERLAPS) 18/1825 variables, 17/952 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 71 (INCLUDED_ONLY) 0/1825 variables, 0/952 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 72 (OVERLAPS) 0/1825 variables, 0/952 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1825/1825 variables, and 952 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1035 ms.
Refiners :[State Equation: 938/938 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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 18/22 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 42/64 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/64 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 57/121 variables, 28/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/121 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 56/177 variables, 28/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/177 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 90/267 variables, 41/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/267 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 70/337 variables, 41/166 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/337 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 66/403 variables, 33/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 82/485 variables, 45/244 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/485 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 52/537 variables, 28/272 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 14:38:39] [INFO ] Deduced a trap along path composed of 5 places in 38 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:39] [INFO ] Deduced a trap along path composed of 16 places in 40 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:39] [INFO ] Deduced a trap along path composed of 16 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:39] [INFO ] Deduced a trap along path composed of 8 places in 34 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:39] [INFO ] Deduced a trap along path composed of 46 places in 32 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:39] [INFO ] Deduced a trap along path composed of 16 places in 33 ms of which 1 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/537 variables, 6/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/537 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 59/596 variables, 32/310 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 14:38:39] [INFO ] Deduced a trap along path composed of 24 places in 47 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:39] [INFO ] Deduced a trap along path composed of 16 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:39] [INFO ] Deduced a trap along path composed of 20 places in 71 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:39] [INFO ] Deduced a trap along path composed of 16 places in 36 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:39] [INFO ] Deduced a trap along path composed of 20 places in 31 ms of which 1 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/596 variables, 5/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/596 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 47/643 variables, 24/339 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 14:38:40] [INFO ] Deduced a trap along path composed of 16 places in 50 ms of which 1 ms to minimize.
At refinement iteration 27 (INCLUDED_ONLY) 0/643 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/643 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 56/699 variables, 29/369 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/699 variables, 0/369 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 47/746 variables, 24/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/746 variables, 0/393 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 56/802 variables, 29/422 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 14:38:40] [INFO ] Deduced a trap along path composed of 17 places in 75 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:40] [INFO ] Deduced a trap along path composed of 16 places in 60 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:40] [INFO ] Deduced a trap along path composed of 36 places in 54 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:40] [INFO ] Deduced a trap along path composed of 19 places in 46 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:41] [INFO ] Deduced a trap along path composed of 67 places in 41 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 802/1825 variables, and 427 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3273 ms.
Refiners :[State Equation: 409/938 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 17/17 constraints]
After SMT, in 4448ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 938 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 938/938 places, 887/887 transitions.
Graph (complete) has 1812 edges and 938 vertex of which 932 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.7 ms
Discarding 6 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 193 transitions
Trivial Post-agglo rules discarded 193 transitions
Performed 193 trivial Post agglomeration. Transition count delta: 193
Iterating post reduction 0 with 196 rules applied. Total rules applied 197 place count 931 transition count 692
Reduce places removed 193 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 194 rules applied. Total rules applied 391 place count 738 transition count 691
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 392 place count 737 transition count 691
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 32 Pre rules applied. Total rules applied 392 place count 737 transition count 659
Deduced a syphon composed of 32 places in 5 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 3 with 64 rules applied. Total rules applied 456 place count 705 transition count 659
Performed 145 Post agglomeration using F-continuation condition.Transition count delta: 145
Deduced a syphon composed of 145 places in 2 ms
Reduce places removed 145 places and 0 transitions.
Iterating global reduction 3 with 290 rules applied. Total rules applied 746 place count 560 transition count 514
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 30 places in 1 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 3 with 60 rules applied. Total rules applied 806 place count 530 transition count 514
Free-agglomeration rule (complex) applied 65 times.
Iterating global reduction 3 with 65 rules applied. Total rules applied 871 place count 530 transition count 449
Reduce places removed 65 places and 0 transitions.
Iterating post reduction 3 with 65 rules applied. Total rules applied 936 place count 465 transition count 449
Partial Free-agglomeration rule applied 64 times.
Drop transitions (Partial Free agglomeration) removed 64 transitions
Iterating global reduction 4 with 64 rules applied. Total rules applied 1000 place count 465 transition count 449
Applied a total of 1000 rules in 125 ms. Remains 465 /938 variables (removed 473) and now considering 449/887 (removed 438) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 128 ms. Remains : 465/938 places, 449/887 transitions.
RANDOM walk for 40000 steps (5814 resets) in 76 ms. (519 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (3693 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 475714 steps, run timeout after 3001 ms. (steps per millisecond=158 ) properties seen :0 out of 1
Probabilistic random walk after 475714 steps, saw 237904 distinct states, run finished after 3001 ms. (steps per millisecond=158 ) properties seen :0
// Phase 1: matrix 449 rows 465 cols
[2026-05-24 14:38:45] [INFO ] Computed 93 invariants in 96 ms
[2026-05-24 14:38:45] [INFO ] State equation strengthened by 78 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
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) 129/130 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/130 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 258/388 variables, 46/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/388 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 73/461 variables, 28/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/461 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 449/910 variables, 461/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/910 variables, 78/630 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/910 variables, 0/630 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 4/914 variables, 4/634 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/914 variables, 2/636 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/914 variables, 0/636 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/914 variables, 0/636 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 914/914 variables, and 636 constraints, problems are : Problem set: 0 solved, 1 unsolved in 701 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 91/91 constraints, State Equation: 465/465 constraints, ReadFeed: 78/78 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) 129/130 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/130 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 258/388 variables, 46/63 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 14:38:46] [INFO ] Deduced a trap composed of 99 places in 351 ms of which 131 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:46] [INFO ] Deduced a trap composed of 101 places in 350 ms of which 130 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:47] [INFO ] Deduced a trap composed of 102 places in 319 ms of which 99 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:47] [INFO ] Deduced a trap composed of 102 places in 488 ms of which 271 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:48] [INFO ] Deduced a trap composed of 100 places in 352 ms of which 148 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:48] [INFO ] Deduced a trap composed of 101 places in 333 ms of which 117 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:49] [INFO ] Deduced a trap composed of 100 places in 627 ms of which 418 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:49] [INFO ] Deduced a trap composed of 101 places in 353 ms of which 138 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:49] [INFO ] Deduced a trap composed of 100 places in 344 ms of which 126 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:50] [INFO ] Deduced a trap composed of 101 places in 347 ms of which 137 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:50] [INFO ] Deduced a trap composed of 100 places in 377 ms of which 157 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/388 variables, 11/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/388 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 73/461 variables, 28/102 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 14:38:50] [INFO ] Deduced a trap composed of 4 places in 143 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:50] [INFO ] Deduced a trap composed of 6 places in 150 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:51] [INFO ] Deduced a trap composed of 7 places in 146 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:51] [INFO ] Deduced a trap composed of 9 places in 147 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:51] [INFO ] Deduced a trap composed of 9 places in 148 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:51] [INFO ] Deduced a trap composed of 10 places in 142 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:51] [INFO ] Deduced a trap composed of 10 places in 140 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:51] [INFO ] Deduced a trap composed of 10 places in 136 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:52] [INFO ] Deduced a trap composed of 12 places in 130 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:52] [INFO ] Deduced a trap composed of 13 places in 129 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:52] [INFO ] Deduced a trap composed of 15 places in 124 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:52] [INFO ] Deduced a trap composed of 16 places in 127 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:52] [INFO ] Deduced a trap composed of 17 places in 131 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:52] [INFO ] Deduced a trap composed of 18 places in 130 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:52] [INFO ] Deduced a trap composed of 19 places in 128 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:52] [INFO ] Deduced a trap composed of 21 places in 119 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:53] [INFO ] Deduced a trap composed of 22 places in 124 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:53] [INFO ] Deduced a trap composed of 22 places in 115 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:53] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:53] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 8 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/461 variables, 20/122 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 14:38:53] [INFO ] Deduced a trap composed of 26 places in 120 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:53] [INFO ] Deduced a trap composed of 27 places in 108 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:53] [INFO ] Deduced a trap composed of 28 places in 112 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:53] [INFO ] Deduced a trap composed of 31 places in 110 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:54] [INFO ] Deduced a trap composed of 34 places in 250 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:54] [INFO ] Deduced a trap composed of 34 places in 275 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:54] [INFO ] Deduced a trap composed of 35 places in 270 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:55] [INFO ] Deduced a trap composed of 36 places in 286 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:55] [INFO ] Deduced a trap composed of 37 places in 282 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:55] [INFO ] Deduced a trap composed of 37 places in 253 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:55] [INFO ] Deduced a trap composed of 39 places in 285 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:56] [INFO ] Deduced a trap composed of 40 places in 290 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:56] [INFO ] Deduced a trap composed of 41 places in 285 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:56] [INFO ] Deduced a trap composed of 43 places in 288 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:57] [INFO ] Deduced a trap composed of 46 places in 289 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:57] [INFO ] Deduced a trap composed of 49 places in 312 ms of which 81 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:57] [INFO ] Deduced a trap composed of 49 places in 312 ms of which 84 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:58] [INFO ] Deduced a trap composed of 51 places in 285 ms of which 72 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:58] [INFO ] Deduced a trap composed of 52 places in 305 ms of which 87 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:58] [INFO ] Deduced a trap composed of 53 places in 403 ms of which 171 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/461 variables, 20/142 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 14:38:59] [INFO ] Deduced a trap composed of 55 places in 346 ms of which 111 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:59] [INFO ] Deduced a trap composed of 58 places in 378 ms of which 141 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:00] [INFO ] Deduced a trap composed of 61 places in 515 ms of which 298 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:00] [INFO ] Deduced a trap composed of 64 places in 524 ms of which 307 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:01] [INFO ] Deduced a trap composed of 59 places in 471 ms of which 254 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:01] [INFO ] Deduced a trap composed of 64 places in 700 ms of which 486 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:02] [INFO ] Deduced a trap composed of 62 places in 528 ms of which 286 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/461 variables, 7/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/461 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 449/910 variables, 461/610 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/910 variables, 78/688 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/910 variables, 1/689 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 14:39:04] [INFO ] Deduced a trap composed of 55 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:04] [INFO ] Deduced a trap composed of 48 places in 68 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:04] [INFO ] Deduced a trap composed of 42 places in 88 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:04] [INFO ] Deduced a trap composed of 43 places in 78 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:04] [INFO ] Deduced a trap composed of 40 places in 73 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:04] [INFO ] Deduced a trap composed of 30 places in 87 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:05] [INFO ] Deduced a trap composed of 32 places in 95 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:05] [INFO ] Deduced a trap composed of 29 places in 95 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:05] [INFO ] Deduced a trap composed of 28 places in 97 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:05] [INFO ] Deduced a trap composed of 23 places in 96 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:05] [INFO ] Deduced a trap composed of 16 places in 102 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:05] [INFO ] Deduced a trap composed of 20 places in 104 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:05] [INFO ] Deduced a trap composed of 14 places in 112 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:06] [INFO ] Deduced a trap composed of 13 places in 114 ms of which 10 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/910 variables, 14/703 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/910 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/914 variables, 4/707 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/914 variables, 2/709 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/914 variables, 0/709 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/914 variables, 0/709 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 914/914 variables, and 709 constraints, problems are : Problem set: 0 solved, 1 unsolved in 20546 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 91/91 constraints, State Equation: 465/465 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 72/72 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 21360ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 30004 ms.
Support contains 1 out of 465 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 465/465 places, 449/449 transitions.
Applied a total of 0 rules in 15 ms. Remains 465 /465 variables (removed 0) and now considering 449/449 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 465/465 places, 449/449 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 465/465 places, 449/449 transitions.
Applied a total of 0 rules in 11 ms. Remains 465 /465 variables (removed 0) and now considering 449/449 (removed 0) transitions.
[2026-05-24 14:39:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:39:44] [INFO ] Implicit Places using invariants in 7501 ms returned [14, 19, 71, 92, 97, 117, 123, 144, 149, 169, 174, 195, 201, 220, 225, 248, 254, 276, 281, 301, 306, 327, 332, 353, 359, 380, 385, 405, 411, 433, 438, 457, 463]
[2026-05-24 14:39:44] [INFO ] Actually due to overlaps returned [71]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 7509 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 464/465 places, 449/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 464 transition count 448
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 463 transition count 448
Applied a total of 2 rules in 22 ms. Remains 463 /464 variables (removed 1) and now considering 448/449 (removed 1) transitions.
// Phase 1: matrix 448 rows 463 cols
[2026-05-24 14:39:44] [INFO ] Computed 92 invariants in 88 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:39:50] [INFO ] Implicit Places using invariants in 6385 ms returned [14, 19, 90, 95, 115, 121, 142, 147, 167, 172, 193, 199, 218, 223, 246, 252, 274, 279, 299, 304, 325, 330, 351, 357, 378, 383, 403, 409, 431, 436, 455, 461]
[2026-05-24 14:39:50] [INFO ] Actually due to overlaps returned [95, 90]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 6389 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 461/465 places, 448/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 461 transition count 447
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 460 transition count 447
Applied a total of 2 rules in 21 ms. Remains 460 /461 variables (removed 1) and now considering 447/448 (removed 1) transitions.
// Phase 1: matrix 447 rows 460 cols
[2026-05-24 14:39:50] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:39:51] [INFO ] Implicit Places using invariants in 424 ms returned []
// Phase 1: matrix 447 rows 460 cols
[2026-05-24 14:39:51] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:39:51] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:40:15] [INFO ] Implicit Places using invariants and state equation in 24620 ms returned [14, 19, 112, 118, 139, 144, 164, 169, 190, 196, 215, 220, 243, 249, 271, 276, 296, 301, 322, 327, 348, 354, 375, 380, 400, 406, 428, 433, 452, 458]
[2026-05-24 14:40:15] [INFO ] Actually due to overlaps returned [118, 112]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 25051 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 458/465 places, 447/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 458 transition count 446
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 457 transition count 446
Applied a total of 2 rules in 34 ms. Remains 457 /458 variables (removed 1) and now considering 446/447 (removed 1) transitions.
// Phase 1: matrix 446 rows 457 cols
[2026-05-24 14:40:15] [INFO ] Invariants computation overflowed in 94 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:40:16] [INFO ] Implicit Places using invariants in 470 ms returned []
// Phase 1: matrix 446 rows 457 cols
[2026-05-24 14:40:16] [INFO ] Invariants computation overflowed in 58 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:40:16] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:40:34] [INFO ] Implicit Places using invariants and state equation in 18072 ms returned [14, 19, 136, 141, 161, 166, 187, 193, 212, 217, 240, 246, 268, 273, 293, 298, 319, 324, 345, 351, 372, 377, 397, 403, 425, 430, 449, 455]
[2026-05-24 14:40:34] [INFO ] Actually due to overlaps returned [141, 136]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 18552 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 455/465 places, 446/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 455 transition count 445
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 454 transition count 445
Applied a total of 2 rules in 28 ms. Remains 454 /455 variables (removed 1) and now considering 445/446 (removed 1) transitions.
// Phase 1: matrix 445 rows 454 cols
[2026-05-24 14:40:34] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:40:34] [INFO ] Implicit Places using invariants in 391 ms returned []
// Phase 1: matrix 445 rows 454 cols
[2026-05-24 14:40:34] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:40:34] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:40:52] [INFO ] Implicit Places using invariants and state equation in 17414 ms returned [14, 19, 158, 163, 184, 190, 209, 214, 237, 243, 265, 270, 290, 295, 316, 321, 342, 348, 369, 374, 394, 400, 422, 427, 446, 452]
[2026-05-24 14:40:52] [INFO ] Actually due to overlaps returned [163, 158]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 17809 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 5 : 452/465 places, 445/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 452 transition count 444
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 451 transition count 444
Applied a total of 2 rules in 23 ms. Remains 451 /452 variables (removed 1) and now considering 444/445 (removed 1) transitions.
// Phase 1: matrix 444 rows 451 cols
[2026-05-24 14:40:52] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:40:52] [INFO ] Implicit Places using invariants in 377 ms returned []
// Phase 1: matrix 444 rows 451 cols
[2026-05-24 14:40:52] [INFO ] Invariants computation overflowed in 22 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:40:52] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:41:11] [INFO ] Implicit Places using invariants and state equation in 18856 ms returned [14, 19, 181, 187, 206, 211, 234, 240, 262, 267, 287, 292, 313, 318, 339, 345, 366, 371, 391, 397, 419, 424, 443, 449]
[2026-05-24 14:41:11] [INFO ] Actually due to overlaps returned [187, 181]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 19240 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 6 : 449/465 places, 444/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 449 transition count 443
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 448 transition count 443
Applied a total of 2 rules in 24 ms. Remains 448 /449 variables (removed 1) and now considering 443/444 (removed 1) transitions.
// Phase 1: matrix 443 rows 448 cols
[2026-05-24 14:41:11] [INFO ] Invariants computation overflowed in 38 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:41:11] [INFO ] Implicit Places using invariants in 376 ms returned []
// Phase 1: matrix 443 rows 448 cols
[2026-05-24 14:41:11] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:41:12] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:41:26] [INFO ] Implicit Places using invariants and state equation in 15218 ms returned [14, 19, 203, 208, 231, 237, 259, 264, 284, 289, 310, 315, 336, 342, 363, 368, 388, 394, 416, 421, 440, 446]
[2026-05-24 14:41:26] [INFO ] Actually due to overlaps returned [208, 203]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 15602 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 7 : 446/465 places, 443/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 446 transition count 442
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 445 transition count 442
Applied a total of 2 rules in 20 ms. Remains 445 /446 variables (removed 1) and now considering 442/443 (removed 1) transitions.
// Phase 1: matrix 442 rows 445 cols
[2026-05-24 14:41:27] [INFO ] Computed 80 invariants in 62 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:41:30] [INFO ] Implicit Places using invariants in 3183 ms returned [14, 19, 228, 234, 256, 261, 281, 286, 307, 312, 333, 339, 360, 365, 385, 391, 413, 418, 437, 443]
[2026-05-24 14:41:30] [INFO ] Actually due to overlaps returned [234, 228]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 3187 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 8 : 443/465 places, 442/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 443 transition count 441
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 442 transition count 441
Applied a total of 2 rules in 22 ms. Remains 442 /443 variables (removed 1) and now considering 441/442 (removed 1) transitions.
// Phase 1: matrix 441 rows 442 cols
[2026-05-24 14:41:30] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:41:30] [INFO ] Implicit Places using invariants in 347 ms returned []
// Phase 1: matrix 441 rows 442 cols
[2026-05-24 14:41:30] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:41:30] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:41:41] [INFO ] Implicit Places using invariants and state equation in 11445 ms returned [14, 19, 253, 258, 278, 283, 304, 309, 330, 336, 357, 362, 382, 388, 410, 415, 434, 440]
[2026-05-24 14:41:41] [INFO ] Actually due to overlaps returned [258, 253]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 11797 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 9 : 440/465 places, 441/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 440 transition count 440
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 439 transition count 440
Applied a total of 2 rules in 23 ms. Remains 439 /440 variables (removed 1) and now considering 440/441 (removed 1) transitions.
// Phase 1: matrix 440 rows 439 cols
[2026-05-24 14:41:42] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:41:42] [INFO ] Implicit Places using invariants in 348 ms returned []
// Phase 1: matrix 440 rows 439 cols
[2026-05-24 14:41:42] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:41:42] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:41:53] [INFO ] Implicit Places using invariants and state equation in 11450 ms returned [14, 19, 275, 280, 301, 306, 327, 333, 354, 359, 379, 385, 407, 412, 431, 437]
[2026-05-24 14:41:53] [INFO ] Actually due to overlaps returned [280, 275]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 11806 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 10 : 437/465 places, 440/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 437 transition count 439
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 436 transition count 439
Applied a total of 2 rules in 22 ms. Remains 436 /437 variables (removed 1) and now considering 439/440 (removed 1) transitions.
// Phase 1: matrix 439 rows 436 cols
[2026-05-24 14:41:53] [INFO ] Invariants computation overflowed in 36 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:41:54] [INFO ] Implicit Places using invariants in 334 ms returned []
// Phase 1: matrix 439 rows 436 cols
[2026-05-24 14:41:54] [INFO ] Invariants computation overflowed in 27 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:41:54] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:42:04] [INFO ] Implicit Places using invariants and state equation in 9962 ms returned [14, 19, 298, 303, 324, 330, 351, 356, 376, 382, 404, 409, 428, 434]
[2026-05-24 14:42:04] [INFO ] Actually due to overlaps returned [303, 298]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 10301 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 11 : 434/465 places, 439/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 434 transition count 438
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 433 transition count 438
Applied a total of 2 rules in 23 ms. Remains 433 /434 variables (removed 1) and now considering 438/439 (removed 1) transitions.
// Phase 1: matrix 438 rows 433 cols
[2026-05-24 14:42:04] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:42:04] [INFO ] Implicit Places using invariants in 309 ms returned []
// Phase 1: matrix 438 rows 433 cols
[2026-05-24 14:42:04] [INFO ] Invariants computation overflowed in 25 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:42:04] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:42:13] [INFO ] Implicit Places using invariants and state equation in 8672 ms returned [14, 19, 321, 327, 348, 353, 373, 379, 401, 406, 425, 431]
[2026-05-24 14:42:13] [INFO ] Actually due to overlaps returned [327, 321]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8984 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 12 : 431/465 places, 438/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 431 transition count 437
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 430 transition count 437
Applied a total of 2 rules in 21 ms. Remains 430 /431 variables (removed 1) and now considering 437/438 (removed 1) transitions.
// Phase 1: matrix 437 rows 430 cols
[2026-05-24 14:42:13] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:42:13] [INFO ] Implicit Places using invariants in 309 ms returned []
// Phase 1: matrix 437 rows 430 cols
[2026-05-24 14:42:13] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:42:13] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:42:21] [INFO ] Implicit Places using invariants and state equation in 8247 ms returned [14, 19, 345, 350, 370, 376, 398, 403, 422, 428]
[2026-05-24 14:42:21] [INFO ] Actually due to overlaps returned [350, 345]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8562 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 13 : 428/465 places, 437/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 428 transition count 436
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 427 transition count 436
Applied a total of 2 rules in 17 ms. Remains 427 /428 variables (removed 1) and now considering 436/437 (removed 1) transitions.
// Phase 1: matrix 436 rows 427 cols
[2026-05-24 14:42:21] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:42:22] [INFO ] Implicit Places using invariants in 290 ms returned []
// Phase 1: matrix 436 rows 427 cols
[2026-05-24 14:42:22] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:42:22] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:42:29] [INFO ] Implicit Places using invariants and state equation in 7865 ms returned [14, 19, 367, 373, 395, 400, 419, 425]
[2026-05-24 14:42:29] [INFO ] Actually due to overlaps returned [373, 367]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8158 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 14 : 425/465 places, 436/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 425 transition count 435
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 424 transition count 435
Applied a total of 2 rules in 23 ms. Remains 424 /425 variables (removed 1) and now considering 435/436 (removed 1) transitions.
// Phase 1: matrix 435 rows 424 cols
[2026-05-24 14:42:29] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:42:30] [INFO ] Implicit Places using invariants in 273 ms returned []
// Phase 1: matrix 435 rows 424 cols
[2026-05-24 14:42:30] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:42:30] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:42:40] [INFO ] Implicit Places using invariants and state equation in 10121 ms returned [14, 19, 392, 397, 416, 422]
[2026-05-24 14:42:40] [INFO ] Actually due to overlaps returned [397, 392]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 10397 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 15 : 422/465 places, 435/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 422 transition count 434
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 421 transition count 434
Applied a total of 2 rules in 21 ms. Remains 421 /422 variables (removed 1) and now considering 434/435 (removed 1) transitions.
// Phase 1: matrix 434 rows 421 cols
[2026-05-24 14:42:40] [INFO ] Computed 64 invariants in 66 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:42:42] [INFO ] Implicit Places using invariants in 1985 ms returned [14, 19, 413, 419]
[2026-05-24 14:42:42] [INFO ] Actually due to overlaps returned [413, 14]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1987 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 16 : 419/465 places, 434/449 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 418 transition count 433
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 418 transition count 433
Applied a total of 3 rules in 25 ms. Remains 418 /419 variables (removed 1) and now considering 433/434 (removed 1) transitions.
// Phase 1: matrix 433 rows 418 cols
[2026-05-24 14:42:42] [INFO ] Computed 62 invariants in 56 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:42:44] [INFO ] Implicit Places using invariants in 2206 ms returned [416]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 2208 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 17 : 417/465 places, 433/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 417 transition count 432
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 416 transition count 432
Applied a total of 2 rules in 17 ms. Remains 416 /417 variables (removed 1) and now considering 432/433 (removed 1) transitions.
// Phase 1: matrix 432 rows 416 cols
[2026-05-24 14:42:44] [INFO ] Computed 61 invariants in 57 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:42:46] [INFO ] Implicit Places using invariants in 1981 ms returned []
[2026-05-24 14:42:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:42:46] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:42:55] [INFO ] Implicit Places using invariants and state equation in 8453 ms returned []
Implicit Place search using SMT with State Equation took 10437 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 18 : 416/465 places, 432/449 transitions.
Finished structural reductions in REACHABILITY mode , in 18 iterations and 198377 ms. Remains : 416/465 places, 432/449 transitions.
RANDOM walk for 40000 steps (5709 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (3690 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 308017 steps, run timeout after 3001 ms. (steps per millisecond=102 ) properties seen :0 out of 1
Probabilistic random walk after 308017 steps, saw 154036 distinct states, run finished after 3002 ms. (steps per millisecond=102 ) properties seen :0
// Phase 1: matrix 887 rows 938 cols
[2026-05-24 14:42:58] [INFO ] Invariants computation overflowed in 119 ms
[2026-05-24 14:42:58] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 14/17 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 32/49 variables, 16/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/49 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 56/105 variables, 24/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 73/178 variables, 37/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/178 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 85/263 variables, 41/123 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/263 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 66/329 variables, 38/161 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/329 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 65/394 variables, 35/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/394 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 61/455 variables, 31/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/455 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 51/506 variables, 31/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/506 variables, 0/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 37/543 variables, 18/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/543 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 56/599 variables, 29/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/599 variables, 0/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 44/643 variables, 22/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/643 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 56/699 variables, 29/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/699 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 47/746 variables, 24/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/746 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 56/802 variables, 29/409 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/802 variables, 0/409 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 47/849 variables, 24/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/849 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (OVERLAPS) 56/905 variables, 29/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/905 variables, 0/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (OVERLAPS) 47/952 variables, 24/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/952 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (OVERLAPS) 56/1008 variables, 29/515 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/1008 variables, 0/515 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (OVERLAPS) 47/1055 variables, 24/539 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/1055 variables, 0/539 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (OVERLAPS) 56/1111 variables, 29/568 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/1111 variables, 0/568 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (OVERLAPS) 47/1158 variables, 24/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/1158 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 47 (OVERLAPS) 56/1214 variables, 29/621 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 48 (INCLUDED_ONLY) 0/1214 variables, 0/621 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 49 (OVERLAPS) 47/1261 variables, 24/645 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 50 (INCLUDED_ONLY) 0/1261 variables, 0/645 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 51 (OVERLAPS) 56/1317 variables, 29/674 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 52 (INCLUDED_ONLY) 0/1317 variables, 0/674 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 53 (OVERLAPS) 47/1364 variables, 24/698 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 54 (INCLUDED_ONLY) 0/1364 variables, 0/698 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 55 (OVERLAPS) 56/1420 variables, 29/727 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 56 (INCLUDED_ONLY) 0/1420 variables, 0/727 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 57 (OVERLAPS) 47/1467 variables, 24/751 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 58 (INCLUDED_ONLY) 0/1467 variables, 0/751 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 59 (OVERLAPS) 56/1523 variables, 29/780 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 60 (INCLUDED_ONLY) 0/1523 variables, 0/780 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 61 (OVERLAPS) 48/1571 variables, 24/804 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 62 (INCLUDED_ONLY) 0/1571 variables, 0/804 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 63 (OVERLAPS) 76/1647 variables, 34/838 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 64 (INCLUDED_ONLY) 0/1647 variables, 2/840 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 65 (INCLUDED_ONLY) 0/1647 variables, 0/840 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 66 (OVERLAPS) 84/1731 variables, 43/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 67 (INCLUDED_ONLY) 0/1731 variables, 4/887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 68 (INCLUDED_ONLY) 0/1731 variables, 0/887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 69 (OVERLAPS) 76/1807 variables, 40/927 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 70 (INCLUDED_ONLY) 0/1807 variables, 8/935 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 71 (INCLUDED_ONLY) 0/1807 variables, 0/935 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 72 (OVERLAPS) 18/1825 variables, 17/952 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 73 (INCLUDED_ONLY) 0/1825 variables, 0/952 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 74 (OVERLAPS) 0/1825 variables, 0/952 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1825/1825 variables, and 952 constraints, problems are : Problem set: 0 solved, 1 unsolved in 970 ms.
Refiners :[State Equation: 938/938 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 14/17 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 32/49 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/49 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 56/105 variables, 24/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 73/178 variables, 37/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/178 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 85/263 variables, 41/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/263 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 66/329 variables, 38/162 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/329 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 65/394 variables, 35/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/394 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 61/455 variables, 31/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/455 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 51/506 variables, 31/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/506 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 37/543 variables, 18/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/543 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 56/599 variables, 29/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/599 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 44/643 variables, 22/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/643 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 56/699 variables, 29/357 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 14:42:59] [INFO ] Deduced a trap along path composed of 17 places in 47 ms of which 2 ms to minimize.
At refinement iteration 29 (INCLUDED_ONLY) 0/699 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/699 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 47/746 variables, 24/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/746 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 56/802 variables, 29/411 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 14:42:59] [INFO ] Deduced a trap along path composed of 17 places in 58 ms of which 1 ms to minimize.
At refinement iteration 34 (INCLUDED_ONLY) 0/802 variables, 1/412 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/802 variables, 0/412 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (OVERLAPS) 47/849 variables, 24/436 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/849 variables, 0/436 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (OVERLAPS) 56/905 variables, 29/465 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 14:43:00] [INFO ] Deduced a trap along path composed of 17 places in 59 ms of which 1 ms to minimize.
At refinement iteration 39 (INCLUDED_ONLY) 0/905 variables, 1/466 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/905 variables, 0/466 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (OVERLAPS) 47/952 variables, 24/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/952 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (OVERLAPS) 56/1008 variables, 29/519 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 14:43:00] [INFO ] Deduced a trap along path composed of 17 places in 68 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:43:00] [INFO ] Deduced a trap along path composed of 84 places in 51 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1008/1825 variables, and 521 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2370 ms.
Refiners :[State Equation: 515/938 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 5/5 constraints]
After SMT, in 3472ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 938 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 938/938 places, 887/887 transitions.
Graph (complete) has 1812 edges and 938 vertex of which 932 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.2 ms
Discarding 6 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 194 transitions
Trivial Post-agglo rules discarded 194 transitions
Performed 194 trivial Post agglomeration. Transition count delta: 194
Iterating post reduction 0 with 197 rules applied. Total rules applied 198 place count 931 transition count 691
Reduce places removed 194 places and 0 transitions.
Iterating post reduction 1 with 194 rules applied. Total rules applied 392 place count 737 transition count 691
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 32 Pre rules applied. Total rules applied 392 place count 737 transition count 659
Deduced a syphon composed of 32 places in 5 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 2 with 64 rules applied. Total rules applied 456 place count 705 transition count 659
Performed 145 Post agglomeration using F-continuation condition.Transition count delta: 145
Deduced a syphon composed of 145 places in 2 ms
Reduce places removed 145 places and 0 transitions.
Iterating global reduction 2 with 290 rules applied. Total rules applied 746 place count 560 transition count 514
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 30 places in 2 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 60 rules applied. Total rules applied 806 place count 530 transition count 514
Free-agglomeration rule (complex) applied 64 times.
Iterating global reduction 2 with 64 rules applied. Total rules applied 870 place count 530 transition count 450
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 2 with 64 rules applied. Total rules applied 934 place count 466 transition count 450
Partial Free-agglomeration rule applied 65 times.
Drop transitions (Partial Free agglomeration) removed 65 transitions
Iterating global reduction 3 with 65 rules applied. Total rules applied 999 place count 466 transition count 450
Applied a total of 999 rules in 73 ms. Remains 466 /938 variables (removed 472) and now considering 450/887 (removed 437) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 466/938 places, 450/887 transitions.
RANDOM walk for 40000 steps (5743 resets) in 74 ms. (533 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (3616 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 461026 steps, run timeout after 3001 ms. (steps per millisecond=153 ) properties seen :0 out of 1
Probabilistic random walk after 461026 steps, saw 230560 distinct states, run finished after 3001 ms. (steps per millisecond=153 ) properties seen :0
// Phase 1: matrix 450 rows 466 cols
[2026-05-24 14:43:04] [INFO ] Invariants computation overflowed in 41 ms
[2026-05-24 14:43:04] [INFO ] State equation strengthened by 78 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/24 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 215/239 variables, 57/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 6/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 510/749 variables, 267/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/749 variables, 41/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/749 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 167/916 variables, 135/515 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/916 variables, 29/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/916 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/916 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 916/916 variables, and 544 constraints, problems are : Problem set: 0 solved, 1 unsolved in 577 ms.
Refiners :[State Equation: 466/466 constraints, ReadFeed: 78/78 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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/24 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 215/239 variables, 57/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 6/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/239 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 510/749 variables, 267/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/749 variables, 41/381 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 14:43:05] [INFO ] Deduced a trap along path composed of 2 places in 66 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:43:05] [INFO ] Deduced a trap along path composed of 4 places in 50 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:43:05] [INFO ] Deduced a trap along path composed of 5 places in 49 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:43:05] [INFO ] Deduced a trap along path composed of 6 places in 52 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:43:05] [INFO ] Deduced a trap along path composed of 2 places in 48 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:43:06] [INFO ] Deduced a trap along path composed of 2 places in 46 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:43:06] [INFO ] Deduced a trap along path composed of 3 places in 47 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:43:06] [INFO ] Deduced a trap along path composed of 5 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:43:06] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/749 variables, 9/390 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/749 variables, 0/390 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 167/916 variables, 135/525 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/916 variables, 29/554 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/916 variables, 0/554 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/916 variables, 0/554 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 916/916 variables, and 554 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2015 ms.
Refiners :[State Equation: 466/466 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 9/9 constraints]
After SMT, in 2641ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 30002 ms.
Support contains 1 out of 466 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 466/466 places, 450/450 transitions.
Applied a total of 0 rules in 10 ms. Remains 466 /466 variables (removed 0) and now considering 450/450 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 466/466 places, 450/450 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 466/466 places, 450/450 transitions.
Applied a total of 0 rules in 9 ms. Remains 466 /466 variables (removed 0) and now considering 450/450 (removed 0) transitions.
// Phase 1: matrix 450 rows 466 cols
[2026-05-24 14:43:37] [INFO ] Invariants computation overflowed in 38 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:43:37] [INFO ] Implicit Places using invariants in 469 ms returned []
// Phase 1: matrix 450 rows 466 cols
[2026-05-24 14:43:37] [INFO ] Invariants computation overflowed in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:43:38] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:43:57] [INFO ] Implicit Places using invariants and state equation in 19719 ms returned [15, 20, 72, 93, 98, 118, 124, 145, 150, 170, 175, 196, 202, 221, 226, 249, 255, 277, 282, 302, 307, 328, 333, 354, 360, 381, 386, 406, 412, 434, 439, 458, 464]
[2026-05-24 14:43:57] [INFO ] Actually due to overlaps returned [72]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 20194 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 465/466 places, 450/450 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 465 transition count 449
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 464 transition count 449
Applied a total of 2 rules in 21 ms. Remains 464 /465 variables (removed 1) and now considering 449/450 (removed 1) transitions.
// Phase 1: matrix 449 rows 464 cols
[2026-05-24 14:43:57] [INFO ] Invariants computation overflowed in 27 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:43:58] [INFO ] Implicit Places using invariants in 415 ms returned []
// Phase 1: matrix 449 rows 464 cols
[2026-05-24 14:43:58] [INFO ] Invariants computation overflowed in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:43:58] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:44:21] [INFO ] Implicit Places using invariants and state equation in 23549 ms returned [15, 20, 91, 96, 116, 122, 143, 148, 168, 173, 194, 200, 219, 224, 247, 253, 275, 280, 300, 305, 326, 331, 352, 358, 379, 384, 404, 410, 432, 437, 456, 462]
[2026-05-24 14:44:21] [INFO ] Actually due to overlaps returned [96, 91]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 23970 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 462/466 places, 449/450 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 462 transition count 448
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 461 transition count 448
Applied a total of 2 rules in 23 ms. Remains 461 /462 variables (removed 1) and now considering 448/449 (removed 1) transitions.
// Phase 1: matrix 448 rows 461 cols
[2026-05-24 14:44:21] [INFO ] Invariants computation overflowed in 38 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:44:22] [INFO ] Implicit Places using invariants in 420 ms returned []
// Phase 1: matrix 448 rows 461 cols
[2026-05-24 14:44:22] [INFO ] Invariants computation overflowed in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:44:22] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:44:52] [INFO ] Performed 260/461 implicitness test of which 14 returned IMPLICIT in 30 seconds.
[2026-05-24 14:44:56] [INFO ] Implicit Places using invariants and state equation in 34467 ms returned [15, 20, 113, 119, 140, 145, 165, 170, 191, 197, 216, 221, 244, 250, 272, 277, 297, 302, 323, 328, 349, 355, 376, 381, 401, 407, 429, 434, 453, 459]
[2026-05-24 14:44:56] [INFO ] Actually due to overlaps returned [119, 113]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 34891 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 459/466 places, 448/450 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 459 transition count 447
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 458 transition count 447
Applied a total of 2 rules in 23 ms. Remains 458 /459 variables (removed 1) and now considering 447/448 (removed 1) transitions.
// Phase 1: matrix 447 rows 458 cols
[2026-05-24 14:44:56] [INFO ] Computed 88 invariants in 70 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:45:02] [INFO ] Implicit Places using invariants in 5656 ms returned [15, 20, 137, 142, 162, 167, 188, 194, 213, 218, 241, 247, 269, 274, 294, 299, 320, 325, 346, 352, 373, 378, 398, 404, 426, 431, 450, 456]
[2026-05-24 14:45:02] [INFO ] Actually due to overlaps returned [142, 137]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 5659 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 456/466 places, 447/450 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 456 transition count 446
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 455 transition count 446
Applied a total of 2 rules in 18 ms. Remains 455 /456 variables (removed 1) and now considering 446/447 (removed 1) transitions.
// Phase 1: matrix 446 rows 455 cols
[2026-05-24 14:45:02] [INFO ] Invariants computation overflowed in 36 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:45:02] [INFO ] Implicit Places using invariants in 393 ms returned []
// Phase 1: matrix 446 rows 455 cols
[2026-05-24 14:45:02] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:45:02] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:45:16] [INFO ] Implicit Places using invariants and state equation in 14031 ms returned [15, 20, 159, 164, 185, 191, 210, 215, 238, 244, 266, 271, 291, 296, 317, 322, 343, 349, 370, 375, 395, 401, 423, 428, 447, 453]
[2026-05-24 14:45:16] [INFO ] Actually due to overlaps returned [164, 159]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 14427 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 5 : 453/466 places, 446/450 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 453 transition count 445
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 452 transition count 445
Applied a total of 2 rules in 23 ms. Remains 452 /453 variables (removed 1) and now considering 445/446 (removed 1) transitions.
// Phase 1: matrix 445 rows 452 cols
[2026-05-24 14:45:16] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:45:17] [INFO ] Implicit Places using invariants in 391 ms returned []
// Phase 1: matrix 445 rows 452 cols
[2026-05-24 14:45:17] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:45:17] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:45:33] [INFO ] Implicit Places using invariants and state equation in 16917 ms returned [15, 20, 182, 188, 207, 212, 235, 241, 263, 268, 288, 293, 314, 319, 340, 346, 367, 372, 392, 398, 420, 425, 444, 450]
[2026-05-24 14:45:33] [INFO ] Actually due to overlaps returned [188, 182]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 17319 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 6 : 450/466 places, 445/450 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 450 transition count 444
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 449 transition count 444
Applied a total of 2 rules in 17 ms. Remains 449 /450 variables (removed 1) and now considering 444/445 (removed 1) transitions.
// Phase 1: matrix 444 rows 449 cols
[2026-05-24 14:45:33] [INFO ] Invariants computation overflowed in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:45:34] [INFO ] Implicit Places using invariants in 366 ms returned []
// Phase 1: matrix 444 rows 449 cols
[2026-05-24 14:45:34] [INFO ] Invariants computation overflowed in 25 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:45:34] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 14:45:46] [INFO ] Implicit Places using invariants and state equation in 12452 ms returned [15, 20, 204, 209, 232, 238, 260, 265, 285, 290, 311, 316, 337, 343, 364, 369, 389, 395, 417, 422, 441, 447]
[2026-05-24 14:45:46] [INFO ] Actually due to overlaps returned [209, 204]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 12825 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 7 : 447/466 places, 444/450 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 447 transition count 443
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 446 transition count 443
Applied a total of 2 rules in 31 ms. Remains 446 /447 variables (removed 1) and now considering 443/444 (removed 1) transitions.
// Phase 1: matrix 443 rows 446 cols
[2026-05-24 14:45:46] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:45:47] [INFO ] Implicit Places using invariants in 377 ms returned []
// Phase 1: matrix 443 rows 446 cols
[2026-05-24 14:45:47] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:45:47] [INFO ] State equation strengthened by 78 read => feed constraints.

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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -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 StableMarking -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-020"
export BK_EXAMINATION="StableMarking"
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-020, examination is StableMarking"
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-177955701200558"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleExponent-PT-020.tgz
mv DoubleExponent-PT-020 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;