Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r077-tall-174860074700303.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is DoubleExponent-PT-004, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r077-tall-174860074700303
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 111K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 98K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 67K May 29 14:32 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1748647590403

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DoubleExponent-PT-004
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2025-05-30 23:26:31] [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]
[2025-05-30 23:26:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 23:26:32] [INFO ] Load time of PNML (sax parser for PT used): 79 ms
[2025-05-30 23:26:32] [INFO ] Transformed 216 places.
[2025-05-30 23:26:32] [INFO ] Transformed 198 transitions.
[2025-05-30 23:26:32] [INFO ] Parsed PT model containing 216 places and 198 transitions and 558 arcs in 190 ms.
Structural test allowed to assert that 11 places are NOT stable. Took 8 ms.
[2025-05-30 23:26:32] [INFO ] Flatten gal took : 97 ms
[2025-05-30 23:26:32] [INFO ] Flatten gal took : 45 ms
[2025-05-30 23:26:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10545688072632499217.gal : 25 ms
[2025-05-30 23:26:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1082639895136280808.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/ReachabilityCardinality10545688072632499217.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1082639895136280808.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/ReachabilityCardinality1082639895136280808.prop.
RANDOM walk for 40000 steps (1326 resets) in 2399 ms. (16 steps per ms) remains 137/205 properties
BEST_FIRST walk for 400 steps (12 resets) in 16 ms. (23 steps per ms) remains 137/137 properties
BEST_FIRST walk for 400 steps (12 resets) in 15 ms. (25 steps per ms) remains 137/137 properties
BEST_FIRST walk for 400 steps (12 resets) in 19 ms. (20 steps per ms) remains 137/137 properties
SDD proceeding with computation,205 properties remain. new max is 4
SDD size :1 after 4
BEST_FIRST walk for 400 steps (12 resets) in 37 ms. (10 steps per ms) remains 137/137 properties
SDD proceeding with computation,205 properties remain. new max is 8
SDD size :4 after 7
Invariant property smplace_205 does not hold.
Invariant property smplace_78 does not hold.
Invariant property smplace_67 does not hold.
BEST_FIRST walk for 400 steps (11 resets) in 46 ms. (8 steps per ms) remains 137/137 properties
Invariant property smplace_56 does not hold.
SDD proceeding with computation,201 properties remain. new max is 8
SDD size :7 after 11
Invariant property smplace_89 does not hold.
Invariant property smplace_12 does not hold.
SDD proceeding with computation,199 properties remain. new max is 8
SDD size :11 after 12
Invariant property smplace_169 does not hold.
Invariant property smplace_168 does not hold.
Invariant property smplace_167 does not hold.
Invariant property smplace_141 does not hold.
Invariant property smplace_138 does not hold.
Invariant property smplace_137 does not hold.
Invariant property smplace_136 does not hold.
Invariant property smplace_135 does not hold.
Invariant property smplace_131 does not hold.
Invariant property smplace_123 does not hold.
BEST_FIRST walk for 402 steps (9 resets) in 21 ms. (18 steps per ms) remains 137/137 properties
Invariant property smplace_112 does not hold.
Invariant property smplace_100 does not hold.
BEST_FIRST walk for 400 steps (10 resets) in 23 ms. (16 steps per ms) remains 137/137 properties
SDD proceeding with computation,187 properties remain. new max is 8
SDD size :12 after 20
Invariant property smplace_144 does not hold.
Invariant property smplace_143 does not hold.
Invariant property smplace_142 does not hold.
Invariant property smplace_140 does not hold.
BEST_FIRST walk for 400 steps (11 resets) in 15 ms. (25 steps per ms) remains 137/137 properties
Invariant property smplace_23 does not hold.
SDD proceeding with computation,182 properties remain. new max is 8
SDD size :20 after 24
Invariant property smplace_162 does not hold.
Invariant property smplace_146 does not hold.
Invariant property smplace_145 does not hold.
BEST_FIRST walk for 401 steps (12 resets) in 16 ms. (23 steps per ms) remains 137/137 properties
SDD proceeding with computation,179 properties remain. new max is 8
SDD size :24 after 26
Invariant property smplace_164 does not hold.
Invariant property smplace_163 does not hold.
BEST_FIRST walk for 400 steps (12 resets) in 14 ms. (26 steps per ms) remains 137/137 properties
SDD proceeding with computation,177 properties remain. new max is 8
SDD size :26 after 28
SDD proceeding with computation,177 properties remain. new max is 16
SDD size :28 after 29
BEST_FIRST walk for 401 steps (10 resets) in 20 ms. (19 steps per ms) remains 137/137 properties
SDD proceeding with computation,177 properties remain. new max is 32
SDD size :29 after 31
BEST_FIRST walk for 401 steps (11 resets) in 16 ms. (23 steps per ms) remains 137/137 properties
SDD proceeding with computation,177 properties remain. new max is 64
SDD size :31 after 41
BEST_FIRST walk for 400 steps (12 resets) in 17 ms. (22 steps per ms) remains 137/137 properties
BEST_FIRST walk for 401 steps (12 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
BEST_FIRST walk for 400 steps (11 resets) in 10 ms. (36 steps per ms) remains 137/137 properties
BEST_FIRST walk for 401 steps (11 resets) in 11 ms. (33 steps per ms) remains 137/137 properties
Invariant property smplace_166 does not hold.
Invariant property smplace_165 does not hold.
BEST_FIRST walk for 402 steps (11 resets) in 12 ms. (30 steps per ms) remains 137/137 properties
SDD proceeding with computation,175 properties remain. new max is 64
SDD size :41 after 57
BEST_FIRST walk for 400 steps (12 resets) in 10 ms. (36 steps per ms) remains 137/137 properties
BEST_FIRST walk for 400 steps (12 resets) in 11 ms. (33 steps per ms) remains 137/137 properties
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_154 does not hold.
Invariant property smplace_153 does not hold.
Invariant property smplace_152 does not hold.
Invariant property smplace_151 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_133 does not hold.
Invariant property smplace_132 does not hold.
SDD proceeding with computation,161 properties remain. new max is 64
SDD size :57 after 77
BEST_FIRST walk for 400 steps (12 resets) in 15 ms. (25 steps per ms) remains 137/137 properties
BEST_FIRST walk for 402 steps (10 resets) in 13 ms. (28 steps per ms) remains 137/137 properties
SDD proceeding with computation,161 properties remain. new max is 128
SDD size :77 after 97
BEST_FIRST walk for 400 steps (11 resets) in 10 ms. (36 steps per ms) remains 137/137 properties
Invariant property smplace_160 does not hold.
Invariant property smplace_134 does not hold.
BEST_FIRST walk for 401 steps (12 resets) in 11 ms. (33 steps per ms) remains 137/137 properties
SDD proceeding with computation,159 properties remain. new max is 128
SDD size :97 after 149
BEST_FIRST walk for 401 steps (10 resets) in 14 ms. (26 steps per ms) remains 137/137 properties
Invariant property smplace_215 does not hold.
Invariant property smplace_214 does not hold.
Invariant property smplace_213 does not hold.
BEST_FIRST walk for 400 steps (11 resets) in 13 ms. (28 steps per ms) remains 137/137 properties
Invariant property smplace_198 does not hold.
Invariant property smplace_197 does not hold.
Invariant property smplace_196 does not hold.
Invariant property smplace_195 does not hold.
Invariant property smplace_193 does not hold.
Invariant property smplace_192 does not hold.
Invariant property smplace_191 does not hold.
Invariant property smplace_190 does not hold.
Invariant property smplace_189 does not hold.
Invariant property smplace_188 does not hold.
BEST_FIRST walk for 402 steps (9 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
Invariant property smplace_187 does not hold.
Invariant property smplace_182 does not hold.
Invariant property smplace_181 does not hold.
Invariant property smplace_180 does not hold.
Invariant property smplace_179 does not hold.
Invariant property smplace_178 does not hold.
Invariant property smplace_177 does not hold.
Invariant property smplace_176 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_171 does not hold.
Invariant property smplace_170 does not hold.
BEST_FIRST walk for 402 steps (11 resets) in 6 ms. (57 steps per ms) remains 137/137 properties
Invariant property smplace_13 does not hold.
Invariant property smplace_11 does not hold.
Invariant property smplace_10 does not hold.
Invariant property smplace_6 does not hold.
Invariant property smplace_5 does not hold.
Invariant property smplace_4 does not hold.
Invariant property smplace_3 does not hold.
Invariant property smplace_2 does not hold.
SDD proceeding with computation,125 properties remain. new max is 128
SDD size :149 after 190
BEST_FIRST walk for 400 steps (12 resets) in 12 ms. (30 steps per ms) remains 137/137 properties
BEST_FIRST walk for 400 steps (12 resets) in 11 ms. (33 steps per ms) remains 137/137 properties
SDD proceeding with computation,125 properties remain. new max is 256
SDD size :190 after 233
BEST_FIRST walk for 401 steps (12 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
BEST_FIRST walk for 401 steps (11 resets) in 10 ms. (36 steps per ms) remains 137/137 properties
Invariant property smplace_8 does not hold.
Invariant property smplace_7 does not hold.
SDD proceeding with computation,123 properties remain. new max is 256
SDD size :233 after 515
BEST_FIRST walk for 400 steps (11 resets) in 11 ms. (33 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (9 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
Invariant property smplace_211 does not hold.
Invariant property smplace_210 does not hold.
Invariant property smplace_209 does not hold.
Invariant property smplace_208 does not hold.
BEST_FIRST walk for 400 steps (12 resets) in 12 ms. (30 steps per ms) remains 137/137 properties
Invariant property smplace_207 does not hold.
Invariant property smplace_206 does not hold.
Invariant property smplace_204 does not hold.
Invariant property smplace_203 does not hold.
Invariant property smplace_202 does not hold.
Invariant property smplace_201 does not hold.
Invariant property smplace_200 does not hold.
Invariant property smplace_199 does not hold.
Invariant property smplace_185 does not hold.
Invariant property smplace_184 does not hold.
Invariant property smplace_9 does not hold.
SDD proceeding with computation,108 properties remain. new max is 256
SDD size :515 after 906
BEST_FIRST walk for 400 steps (12 resets) in 13 ms. (28 steps per ms) remains 137/137 properties
BEST_FIRST walk for 400 steps (12 resets) in 11 ms. (33 steps per ms) remains 137/137 properties
SDD proceeding with computation,108 properties remain. new max is 512
SDD size :906 after 1380
BEST_FIRST walk for 400 steps (12 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
BEST_FIRST walk for 400 steps (12 resets) in 18 ms. (21 steps per ms) remains 137/137 properties
BEST_FIRST walk for 400 steps (11 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
BEST_FIRST walk for 400 steps (12 resets) in 8 ms. (44 steps per ms) remains 137/137 properties
BEST_FIRST walk for 400 steps (11 resets) in 12 ms. (30 steps per ms) remains 137/137 properties
SDD proceeding with computation,108 properties remain. new max is 1024
BEST_FIRST walk for 400 steps (10 resets) in 11 ms. (33 steps per ms) remains 137/137 properties
SDD size :1380 after 2689
BEST_FIRST walk for 400 steps (11 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
BEST_FIRST walk for 400 steps (12 resets) in 10 ms. (36 steps per ms) remains 137/137 properties
BEST_FIRST walk for 400 steps (11 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
BEST_FIRST walk for 401 steps (11 resets) in 8 ms. (44 steps per ms) remains 137/137 properties
BEST_FIRST walk for 400 steps (11 resets) in 11 ms. (33 steps per ms) remains 137/137 properties
BEST_FIRST walk for 400 steps (12 resets) in 12 ms. (30 steps per ms) remains 137/137 properties
BEST_FIRST walk for 402 steps (10 resets) in 13 ms. (28 steps per ms) remains 137/137 properties
Invariant property smplace_212 does not hold.
Invariant property smplace_186 does not hold.
Invariant property smplace_71 does not hold.
Invariant property smplace_70 does not hold.
Invariant property smplace_69 does not hold.
Invariant property smplace_66 does not hold.
BEST_FIRST walk for 400 steps (12 resets) in 14 ms. (26 steps per ms) remains 137/137 properties
Invariant property smplace_65 does not hold.
Invariant property smplace_64 does not hold.
Invariant property smplace_63 does not hold.
Invariant property smplace_62 does not hold.
Invariant property smplace_61 does not hold.
Invariant property smplace_60 does not hold.
Invariant property smplace_59 does not hold.
Invariant property smplace_58 does not hold.
Invariant property smplace_57 does not hold.
Invariant property smplace_41 does not hold.
Invariant property smplace_40 does not hold.
Invariant property smplace_39 does not hold.
Invariant property smplace_38 does not hold.
Invariant property smplace_37 does not hold.
Invariant property smplace_36 does not hold.
Invariant property smplace_35 does not hold.
Invariant property smplace_33 does not hold.
Invariant property smplace_32 does not hold.
Invariant property smplace_31 does not hold.
Invariant property smplace_30 does not hold.
Invariant property smplace_26 does not hold.
Invariant property smplace_25 does not hold.
Invariant property smplace_24 does not hold.
Invariant property smplace_22 does not hold.
Invariant property smplace_21 does not hold.
Invariant property smplace_20 does not hold.
Invariant property smplace_19 does not hold.
Invariant property smplace_18 does not hold.
Invariant property smplace_17 does not hold.
Invariant property smplace_16 does not hold.
Invariant property smplace_15 does not hold.
Invariant property smplace_14 does not hold.
SDD proceeding with computation,70 properties remain. new max is 1024
SDD size :2689 after 5953
SDD proceeding with computation,70 properties remain. new max is 2048
SDD size :5953 after 26880
// Phase 1: matrix 198 rows 216 cols
[2025-05-30 23:26:33] [INFO ] Computed 24 invariants in 33 ms
SDD proceeding with computation,70 properties remain. new max is 4096
SDD size :26880 after 118651
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Invariant property smplace_68 does not hold.
Invariant property smplace_54 does not hold.
Invariant property smplace_53 does not hold.
Invariant property smplace_52 does not hold.
Invariant property smplace_51 does not hold.
Invariant property smplace_50 does not hold.
Invariant property smplace_49 does not hold.
Invariant property smplace_48 does not hold.
Invariant property smplace_47 does not hold.
Invariant property smplace_46 does not hold.
Invariant property smplace_44 does not hold.
Invariant property smplace_43 does not hold.
Invariant property smplace_42 does not hold.
Invariant property smplace_28 does not hold.
Invariant property smplace_27 does not hold.
SDD proceeding with computation,55 properties remain. new max is 4096
SDD size :118651 after 377506
SDD proceeding with computation,55 properties remain. new max is 8192
SDD size :377506 after 660973
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 5/5 constraints. Problems are: Problem set: 16 solved, 55 unsolved
SDD proceeding with computation,55 properties remain. new max is 16384
SDD size :660973 after 1.2567e+06
At refinement iteration 1 (INCLUDED_ONLY) 0/71 variables, 0/5 constraints. Problems are: Problem set: 16 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 79/150 variables, 1/6 constraints. Problems are: Problem set: 16 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/150 variables, 1/7 constraints. Problems are: Problem set: 16 solved, 55 unsolved
Invariant property smplace_130 does not hold.
Invariant property smplace_129 does not hold.
Invariant property smplace_128 does not hold.
At refinement iteration 4 (INCLUDED_ONLY) 0/150 variables, 0/7 constraints. Problems are: Problem set: 19 solved, 52 unsolved
Invariant property smplace_124 does not hold.
Invariant property smplace_122 does not hold.
Invariant property smplace_121 does not hold.
Invariant property smplace_120 does not hold.
Invariant property smplace_119 does not hold.
At refinement iteration 5 (OVERLAPS) 10/160 variables, 2/9 constraints. Problems are: Problem set: 24 solved, 47 unsolved
Invariant property smplace_118 does not hold.
Invariant property smplace_117 does not hold.
Invariant property smplace_116 does not hold.
Invariant property smplace_99 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_94 does not hold.
Invariant property smplace_93 does not hold.
Invariant property smplace_92 does not hold.
Invariant property smplace_91 does not hold.
Invariant property smplace_90 does not hold.
Invariant property smplace_88 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.
Invariant property smplace_77 does not hold.
Invariant property smplace_76 does not hold.
Invariant property smplace_75 does not hold.
Invariant property smplace_74 does not hold.
Invariant property smplace_73 does not hold.
Invariant property smplace_72 does not hold.
Invariant property smplace_55 does not hold.
Invariant property smplace_29 does not hold.
SDD proceeding with computation,19 properties remain. new max is 16384
SDD size :3.01213e+06 after 3.21904e+06
At refinement iteration 6 (INCLUDED_ONLY) 0/160 variables, 0/9 constraints. Problems are: Problem set: 52 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 55/215 variables, 14/23 constraints. Problems are: Problem set: 52 solved, 19 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 0/23 constraints. Problems are: Problem set: 52 solved, 19 unsolved
At refinement iteration 9 (OVERLAPS) 1/216 variables, 1/24 constraints. Problems are: Problem set: 52 solved, 19 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/216 variables, 0/24 constraints. Problems are: Problem set: 52 solved, 19 unsolved
At refinement iteration 11 (OVERLAPS) 198/414 variables, 216/240 constraints. Problems are: Problem set: 52 solved, 19 unsolved
Invariant property smplace_126 does not hold.
Invariant property smplace_125 does not hold.
At refinement iteration 12 (INCLUDED_ONLY) 0/414 variables, 0/240 constraints. Problems are: Problem set: 54 solved, 17 unsolved
SDD proceeding with computation,17 properties remain. new max is 16384
SDD size :1.51383e+08 after 1.58811e+08
At refinement iteration 13 (OVERLAPS) 0/414 variables, 0/240 constraints. Problems are: Problem set: 54 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 414/414 variables, and 240 constraints, problems are : Problem set: 54 solved, 17 unsolved in 1742 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 21/21 constraints, State Equation: 216/216 constraints, PredecessorRefiner: 71/71 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 54 solved, 17 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 54 solved, 17 unsolved
At refinement iteration 1 (OVERLAPS) 120/137 variables, 1/1 constraints. Problems are: Problem set: 54 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/137 variables, 1/2 constraints. Problems are: Problem set: 54 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/137 variables, 0/2 constraints. Problems are: Problem set: 54 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 10/147 variables, 2/4 constraints. Problems are: Problem set: 54 solved, 17 unsolved
SDD proceeding with computation,17 properties remain. new max is 32768
SDD size :4.78685e+08 after 4.78754e+08
At refinement iteration 5 (INCLUDED_ONLY) 0/147 variables, 0/4 constraints. Problems are: Problem set: 54 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 68/215 variables, 19/23 constraints. Problems are: Problem set: 54 solved, 17 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:26:35] [INFO ] Deduced a trap composed of 18 places in 133 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:26:35] [INFO ] Deduced a trap composed of 18 places in 95 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:26:35] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:26:36] [INFO ] Deduced a trap composed of 29 places in 72 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:26:36] [INFO ] Deduced a trap composed of 30 places in 69 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:26:36] [INFO ] Deduced a trap composed of 31 places in 74 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:26:36] [INFO ] Deduced a trap composed of 41 places in 49 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:26:36] [INFO ] Deduced a trap composed of 47 places in 60 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:26:36] [INFO ] Deduced a trap composed of 49 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:26:36] [INFO ] Deduced a trap composed of 54 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:26:36] [INFO ] Deduced a trap composed of 52 places in 74 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:26:36] [INFO ] Deduced a trap composed of 69 places in 93 ms of which 22 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/215 variables, 12/35 constraints. Problems are: Problem set: 54 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 0/35 constraints. Problems are: Problem set: 54 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 1/216 variables, 1/36 constraints. Problems are: Problem set: 54 solved, 17 unsolved
SDD proceeding with computation,17 properties remain. new max is 65536
SDD size :1.45974e+09 after 1.47362e+09
At refinement iteration 10 (INCLUDED_ONLY) 0/216 variables, 0/36 constraints. Problems are: Problem set: 54 solved, 17 unsolved
At refinement iteration 11 (OVERLAPS) 198/414 variables, 216/252 constraints. Problems are: Problem set: 54 solved, 17 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/414 variables, 17/269 constraints. Problems are: Problem set: 54 solved, 17 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:26:37] [INFO ] Deduced a trap composed of 55 places in 49 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:26:37] [INFO ] Deduced a trap composed of 41 places in 50 ms of which 6 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/414 variables, 2/271 constraints. Problems are: Problem set: 54 solved, 17 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:26:38] [INFO ] Deduced a trap along path composed of 17 places in 57 ms of which 8 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/414 variables, 1/272 constraints. Problems are: Problem set: 54 solved, 17 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/414 variables, 0/272 constraints. Problems are: Problem set: 54 solved, 17 unsolved
At refinement iteration 16 (OVERLAPS) 0/414 variables, 0/272 constraints. Problems are: Problem set: 54 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 414/414 variables, and 272 constraints, problems are : Problem set: 54 solved, 17 unsolved in 4275 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 21/21 constraints, State Equation: 216/216 constraints, PredecessorRefiner: 17/71 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 6101ms problems are : Problem set: 54 solved, 17 unsolved
Fused 17 Parikh solutions to 16 different solutions.
SDD proceeding with computation,17 properties remain. new max is 131072
SDD size :4.46641e+09 after 4.46641e+09
Parikh walk visited 0 properties in 5957 ms.
Support contains 17 out of 216 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 216/216 places, 198/198 transitions.
Graph (complete) has 360 edges and 216 vertex of which 213 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.2 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 45 transitions
Trivial Post-agglo rules discarded 45 transitions
Performed 45 trivial Post agglomeration. Transition count delta: 45
Iterating post reduction 0 with 45 rules applied. Total rules applied 46 place count 213 transition count 153
Reduce places removed 45 places and 0 transitions.
Iterating post reduction 1 with 45 rules applied. Total rules applied 91 place count 168 transition count 153
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 7 Pre rules applied. Total rules applied 91 place count 168 transition count 146
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 105 place count 161 transition count 146
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 37
Deduced a syphon composed of 37 places in 0 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 2 with 74 rules applied. Total rules applied 179 place count 124 transition count 109
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 191 place count 118 transition count 109
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 201 place count 118 transition count 99
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 211 place count 108 transition count 99
Partial Free-agglomeration rule applied 15 times.
Drop transitions (Partial Free agglomeration) removed 15 transitions
Iterating global reduction 3 with 15 rules applied. Total rules applied 226 place count 108 transition count 99
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 227 place count 107 transition count 98
Applied a total of 227 rules in 73 ms. Remains 107 /216 variables (removed 109) and now considering 98/198 (removed 100) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 88 ms. Remains : 107/216 places, 98/198 transitions.
RANDOM walk for 4000000 steps (512893 resets) in 24833 ms. (161 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400001 steps (34182 resets) in 1810 ms. (220 steps per ms) remains 17/17 properties
SDD proceeding with computation,17 properties remain. new max is 262144
SDD size :1.32695e+10 after 1.34617e+10
BEST_FIRST walk for 400002 steps (33983 resets) in 1717 ms. (232 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400001 steps (34016 resets) in 1712 ms. (233 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (34245 resets) in 1498 ms. (266 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400001 steps (33977 resets) in 1709 ms. (233 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400001 steps (33946 resets) in 1797 ms. (222 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (33805 resets) in 1763 ms. (226 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400003 steps (33812 resets) in 1698 ms. (235 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (33830 resets) in 1662 ms. (240 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (34030 resets) in 1843 ms. (216 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400000 steps (33718 resets) in 2094 ms. (190 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400001 steps (34004 resets) in 1899 ms. (210 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400000 steps (34077 resets) in 1980 ms. (201 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400001 steps (33948 resets) in 1972 ms. (202 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400000 steps (34062 resets) in 2077 ms. (192 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400000 steps (34019 resets) in 2220 ms. (180 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400003 steps (33719 resets) in 2168 ms. (184 steps per ms) remains 17/17 properties
Interrupted probabilistic random walk after 3882892 steps, run timeout after 48001 ms. (steps per millisecond=80 ) properties seen :0 out of 17
Probabilistic random walk after 3882892 steps, saw 1941403 distinct states, run finished after 48011 ms. (steps per millisecond=80 ) properties seen :0
// Phase 1: matrix 98 rows 107 cols
[2025-05-30 23:27:50] [INFO ] Computed 22 invariants in 7 ms
[2025-05-30 23:27:50] [INFO ] State equation strengthened by 12 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) 0/17 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 56/73 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/73 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 29/102 variables, 10/19 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 1/103 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/103 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 98/201 variables, 103/123 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/201 variables, 12/135 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/201 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 11 (OVERLAPS) 4/205 variables, 4/139 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/205 variables, 2/141 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/205 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 14 (OVERLAPS) 0/205 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 205/205 variables, and 141 constraints, problems are : Problem set: 0 solved, 17 unsolved in 520 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 107/107 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 56/73 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:27:50] [INFO ] Deduced a trap composed of 7 places in 46 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/73 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 29/102 variables, 10/20 constraints. Problems are: Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:27:51] [INFO ] Deduced a trap composed of 4 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:27:51] [INFO ] Deduced a trap composed of 9 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:27:51] [INFO ] Deduced a trap composed of 10 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:27:51] [INFO ] Deduced a trap composed of 6 places in 47 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:27:51] [INFO ] Deduced a trap composed of 10 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:27:51] [INFO ] Deduced a trap composed of 11 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:27:51] [INFO ] Deduced a trap composed of 11 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:27:51] [INFO ] Deduced a trap composed of 18 places in 57 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:27:51] [INFO ] Deduced a trap composed of 28 places in 56 ms of which 8 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/102 variables, 9/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 1/103 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/103 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 10 (OVERLAPS) 98/201 variables, 103/133 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/201 variables, 12/145 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/201 variables, 17/162 constraints. Problems are: Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:27:51] [INFO ] Deduced a trap along path composed of 10 places in 23 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/201 variables, 1/163 constraints. Problems are: Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:27:52] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/201 variables, 1/164 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/201 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 16 (OVERLAPS) 4/205 variables, 4/168 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/205 variables, 2/170 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/205 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 19 (OVERLAPS) 0/205 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 205/205 variables, and 170 constraints, problems are : Problem set: 0 solved, 17 unsolved in 2087 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 107/107 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 2624ms problems are : Problem set: 0 solved, 17 unsolved
Fused 17 Parikh solutions to 16 different solutions.
Parikh walk visited 0 properties in 678 ms.
Support contains 17 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 98/98 transitions.
Applied a total of 0 rules in 4 ms. Remains 107 /107 variables (removed 0) and now considering 98/98 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 107/107 places, 98/98 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 98/98 transitions.
Applied a total of 0 rules in 4 ms. Remains 107 /107 variables (removed 0) and now considering 98/98 (removed 0) transitions.
[2025-05-30 23:27:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:27:53] [INFO ] Implicit Places using invariants in 202 ms returned [20, 26, 41, 75, 80, 98, 104]
[2025-05-30 23:27:53] [INFO ] Actually due to overlaps returned [80, 75, 41]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 217 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 104/107 places, 98/98 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 103 transition count 97
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 103 transition count 96
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 4 place count 102 transition count 96
Applied a total of 4 rules in 11 ms. Remains 102 /104 variables (removed 2) and now considering 96/98 (removed 2) transitions.
// Phase 1: matrix 96 rows 102 cols
[2025-05-30 23:27:53] [INFO ] Computed 19 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:27:54] [INFO ] Implicit Places using invariants in 241 ms returned [20, 26, 93, 99]
[2025-05-30 23:27:54] [INFO ] Actually due to overlaps returned [99, 93]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 242 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 100/107 places, 96/98 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 100 transition count 95
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 99 transition count 95
Applied a total of 2 rules in 19 ms. Remains 99 /100 variables (removed 1) and now considering 95/96 (removed 1) transitions.
// Phase 1: matrix 95 rows 99 cols
[2025-05-30 23:27:54] [INFO ] Computed 17 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:27:54] [INFO ] Implicit Places using invariants in 168 ms returned [20, 26]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 169 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 97/107 places, 95/98 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 97 transition count 94
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 96 transition count 94
Applied a total of 2 rules in 17 ms. Remains 96 /97 variables (removed 1) and now considering 94/95 (removed 1) transitions.
// Phase 1: matrix 94 rows 96 cols
[2025-05-30 23:27:54] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:27:54] [INFO ] Implicit Places using invariants in 123 ms returned []
[2025-05-30 23:27:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:27:54] [INFO ] State equation strengthened by 12 read => feed constraints.
[2025-05-30 23:27:54] [INFO ] Implicit Places using invariants and state equation in 257 ms returned []
Implicit Place search using SMT with State Equation took 387 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 96/107 places, 94/98 transitions.
Finished structural reductions in REACHABILITY mode , in 4 iterations and 1068 ms. Remains : 96/107 places, 94/98 transitions.
Invariant property smplace_127 does not hold.
Invariant property smplace_114 does not hold.
Invariant property smplace_113 does not hold.
Invariant property smplace_110 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_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_86 does not hold.
Invariant property smplace_85 does not hold.
SDD proceeding with computation,2 properties remain. new max is 262144
SDD size :4.32442e+11 after 4.32453e+11
RANDOM walk for 4000000 steps (577096 resets) in 30476 ms. (131 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (36518 resets) in 1909 ms. (209 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400003 steps (36609 resets) in 2123 ms. (188 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400000 steps (36771 resets) in 2064 ms. (193 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400003 steps (36601 resets) in 2263 ms. (176 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (36485 resets) in 2158 ms. (185 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (36734 resets) in 2127 ms. (187 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400001 steps (36524 resets) in 1997 ms. (200 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (36638 resets) in 1642 ms. (243 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (36596 resets) in 1731 ms. (230 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (36748 resets) in 1795 ms. (222 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (36556 resets) in 1667 ms. (239 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (36325 resets) in 1614 ms. (247 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400001 steps (36290 resets) in 1656 ms. (241 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400000 steps (36556 resets) in 1948 ms. (205 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (36466 resets) in 1741 ms. (229 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400002 steps (36493 resets) in 1749 ms. (228 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400001 steps (36519 resets) in 1690 ms. (236 steps per ms) remains 17/17 properties
Interrupted probabilistic random walk after 5280085 steps, run timeout after 57001 ms. (steps per millisecond=92 ) properties seen :0 out of 17
Probabilistic random walk after 5280085 steps, saw 2639646 distinct states, run finished after 57001 ms. (steps per millisecond=92 ) properties seen :0
[2025-05-30 23:29:11] [INFO ] Invariant cache hit.
[2025-05-30 23:29:11] [INFO ] State equation strengthened by 12 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 69/71 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 21/92 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/92 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 94/186 variables, 92/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/186 variables, 12/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/186 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/190 variables, 4/121 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/190 variables, 2/123 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/190 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/190 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 123 constraints, problems are : Problem set: 0 solved, 2 unsolved in 105 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 96/96 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 69/71 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 21/92 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:29:11] [INFO ] Deduced a trap composed of 4 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:29:11] [INFO ] Deduced a trap composed of 6 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:29:11] [INFO ] Deduced a trap composed of 7 places in 55 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/92 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/92 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 94/186 variables, 92/108 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/186 variables, 12/120 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/186 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:29:11] [INFO ] Deduced a trap composed of 3 places in 112 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/186 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/186 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 4/190 variables, 4/127 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/190 variables, 2/129 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/190 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/190 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 129 constraints, problems are : Problem set: 0 solved, 2 unsolved in 509 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 96/96 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 619ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 469 ms.
Support contains 2 out of 96 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 96/96 places, 94/94 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 96 transition count 90
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 92 transition count 90
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 8 place count 92 transition count 89
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 10 place count 91 transition count 89
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 16 place count 88 transition count 86
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 18 place count 88 transition count 84
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 20 place count 86 transition count 84
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 21 place count 86 transition count 84
Applied a total of 21 rules in 13 ms. Remains 86 /96 variables (removed 10) and now considering 84/94 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 86/96 places, 84/94 transitions.
RANDOM walk for 4000000 steps (577348 resets) in 11270 ms. (354 steps per ms) remains 2/2 properties
BEST_FIRST walk for 4000002 steps (366331 resets) in 9678 ms. (413 steps per ms) remains 2/2 properties
BEST_FIRST walk for 4000003 steps (366211 resets) in 10373 ms. (385 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 5411425 steps, run timeout after 27001 ms. (steps per millisecond=200 ) properties seen :0 out of 2
Probabilistic random walk after 5411425 steps, saw 2705329 distinct states, run finished after 27001 ms. (steps per millisecond=200 ) properties seen :0
// Phase 1: matrix 84 rows 86 cols
[2025-05-30 23:29:48] [INFO ] Computed 15 invariants in 2 ms
[2025-05-30 23:29:48] [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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 59/61 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 21/82 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/82 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 84/166 variables, 82/95 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/166 variables, 14/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/166 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/170 variables, 4/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/170 variables, 2/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/170 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/170 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 170/170 variables, and 115 constraints, problems are : Problem set: 0 solved, 2 unsolved in 97 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 86/86 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 59/61 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 21/82 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:29:48] [INFO ] Deduced a trap composed of 4 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:29:48] [INFO ] Deduced a trap composed of 6 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:29:48] [INFO ] Deduced a trap composed of 7 places in 43 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:29:48] [INFO ] Deduced a trap composed of 7 places in 40 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/82 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/82 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 84/166 variables, 82/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/166 variables, 14/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/166 variables, 2/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/166 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 4/170 variables, 4/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/170 variables, 2/121 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/170 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/170 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 170/170 variables, and 121 constraints, problems are : Problem set: 0 solved, 2 unsolved in 337 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 86/86 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 443ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 371 ms.
Support contains 2 out of 86 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 84/84 transitions.
Applied a total of 0 rules in 3 ms. Remains 86 /86 variables (removed 0) and now considering 84/84 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 86/86 places, 84/84 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 84/84 transitions.
Applied a total of 0 rules in 4 ms. Remains 86 /86 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-05-30 23:29:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:29:49] [INFO ] Implicit Places using invariants in 81 ms returned [37]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 82 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 85/86 places, 84/84 transitions.
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 85 transition count 82
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 83 transition count 82
Applied a total of 4 rules in 7 ms. Remains 83 /85 variables (removed 2) and now considering 82/84 (removed 2) transitions.
// Phase 1: matrix 82 rows 83 cols
[2025-05-30 23:29:49] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:29:49] [INFO ] Implicit Places using invariants in 79 ms returned []
[2025-05-30 23:29:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:29:49] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-05-30 23:29:49] [INFO ] Implicit Places using invariants and state equation in 205 ms returned []
Implicit Place search using SMT with State Equation took 286 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 83/86 places, 82/84 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 379 ms. Remains : 83/86 places, 82/84 transitions.
RANDOM walk for 4000000 steps (576756 resets) in 11048 ms. (362 steps per ms) remains 2/2 properties
BEST_FIRST walk for 4000002 steps (365549 resets) in 7726 ms. (517 steps per ms) remains 2/2 properties
BEST_FIRST walk for 4000001 steps (365497 resets) in 7436 ms. (537 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 3724327 steps, run timeout after 21001 ms. (steps per millisecond=177 ) properties seen :0 out of 2
Probabilistic random walk after 3724327 steps, saw 1862022 distinct states, run finished after 21001 ms. (steps per millisecond=177 ) properties seen :0
[2025-05-30 23:30:18] [INFO ] Invariant cache hit.
[2025-05-30 23:30:18] [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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 55/57 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 22/79 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 82/161 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/161 variables, 14/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/161 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/165 variables, 4/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/165 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/165 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/165 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 165/165 variables, and 111 constraints, problems are : Problem set: 0 solved, 2 unsolved in 103 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 83/83 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 55/57 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 22/79 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:30:18] [INFO ] Deduced a trap composed of 4 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:30:18] [INFO ] Deduced a trap composed of 7 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:30:18] [INFO ] Deduced a trap composed of 9 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:30:18] [INFO ] Deduced a trap composed of 10 places in 34 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 82/161 variables, 79/95 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/161 variables, 14/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 4/165 variables, 4/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/165 variables, 2/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/165 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/165 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 165/165 variables, and 117 constraints, problems are : Problem set: 0 solved, 2 unsolved in 329 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 83/83 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 438ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 543 ms.
Support contains 2 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 82/82 transitions.
Applied a total of 0 rules in 3 ms. Remains 83 /83 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 83/83 places, 82/82 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 82/82 transitions.
Applied a total of 0 rules in 4 ms. Remains 83 /83 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2025-05-30 23:30:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:30:19] [INFO ] Implicit Places using invariants in 69 ms returned []
[2025-05-30 23:30:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:30:19] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-05-30 23:30:19] [INFO ] Implicit Places using invariants and state equation in 197 ms returned []
Implicit Place search using SMT with State Equation took 268 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:30:19] [INFO ] Redundant transitions in 2 ms returned []
Running 81 sub problems to find dead transitions.
[2025-05-30 23:30:19] [INFO ] Invariant cache hit.
[2025-05-30 23:30:19] [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) 0/81 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 3 (OVERLAPS) 2/83 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 5 (OVERLAPS) 82/165 variables, 83/97 constraints. Problems are: Problem set: 0 solved, 81 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 14/111 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/165 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 8 (OVERLAPS) 0/165 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 81 unsolved
No progress, stopping.
After SMT solving in domain Real declared 165/165 variables, and 111 constraints, problems are : Problem set: 0 solved, 81 unsolved in 1701 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 83/83 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 81/81 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 3 (OVERLAPS) 2/83 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 5 (OVERLAPS) 82/165 variables, 83/97 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 14/111 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/165 variables, 81/192 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:30:22] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:30:22] [INFO ] Deduced a trap composed of 4 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:30:22] [INFO ] Deduced a trap composed of 8 places in 46 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/165 variables, 3/195 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/165 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 10 (OVERLAPS) 0/165 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 81 unsolved
No progress, stopping.
After SMT solving in domain Int declared 165/165 variables, and 195 constraints, problems are : Problem set: 0 solved, 81 unsolved in 4925 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 83/83 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 81/81 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6667ms problems are : Problem set: 0 solved, 81 unsolved
Search for dead transitions found 0 dead transitions in 6670ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6961 ms. Remains : 83/83 places, 82/82 transitions.
RANDOM walk for 400000 steps (58083 resets) in 4240 ms. (94 steps per ms) remains 2/2 properties
Running SMT prover for 2 properties.
[2025-05-30 23:30:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:30:27] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2025-05-30 23:30:27] [INFO ] [Real]Absence check using 6 positive and 8 generalized place invariants in 4 ms returned sat
[2025-05-30 23:30:27] [INFO ] After 28ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2025-05-30 23:30:27] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-05-30 23:30:27] [INFO ] After 16ms SMT Verify possible using 14 Read/Feed constraints in real domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-05-30 23:30:27] [INFO ] After 32ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:2
[2025-05-30 23:30:27] [INFO ] After 119ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:30:27] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2025-05-30 23:30:27] [INFO ] [Nat]Absence check using 6 positive and 8 generalized place invariants in 1 ms returned sat
[2025-05-30 23:30:27] [INFO ] After 28ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2025-05-30 23:30:27] [INFO ] After 15ms SMT Verify possible using 14 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-05-30 23:30:27] [INFO ] After 32ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-05-30 23:30:27] [INFO ] After 98ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
RANDOM walk for 4000000 steps (576967 resets) in 12039 ms. (332 steps per ms) remains 2/2 properties
BEST_FIRST walk for 4000001 steps (365957 resets) in 7932 ms. (504 steps per ms) remains 2/2 properties
BEST_FIRST walk for 4000002 steps (365934 resets) in 7800 ms. (512 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 3758227 steps, run timeout after 21001 ms. (steps per millisecond=178 ) properties seen :0 out of 2
Probabilistic random walk after 3758227 steps, saw 1878967 distinct states, run finished after 21001 ms. (steps per millisecond=178 ) properties seen :0
[2025-05-30 23:30:56] [INFO ] Invariant cache hit.
[2025-05-30 23:30:56] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 55/57 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 22/79 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 82/161 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/161 variables, 14/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/161 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/165 variables, 4/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/165 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/165 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/165 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 165/165 variables, and 111 constraints, problems are : Problem set: 0 solved, 2 unsolved in 99 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 83/83 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 55/57 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 22/79 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:30:56] [INFO ] Deduced a trap composed of 4 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:30:56] [INFO ] Deduced a trap composed of 7 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:30:56] [INFO ] Deduced a trap composed of 9 places in 39 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:30:56] [INFO ] Deduced a trap composed of 10 places in 35 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 82/161 variables, 79/95 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/161 variables, 14/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 4/165 variables, 4/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/165 variables, 2/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/165 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/165 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 165/165 variables, and 117 constraints, problems are : Problem set: 0 solved, 2 unsolved in 312 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 83/83 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 416ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 446 ms.
Support contains 2 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 82/82 transitions.
Applied a total of 0 rules in 4 ms. Remains 83 /83 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 83/83 places, 82/82 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 82/82 transitions.
Applied a total of 0 rules in 3 ms. Remains 83 /83 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2025-05-30 23:30:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:30:57] [INFO ] Implicit Places using invariants in 73 ms returned []
[2025-05-30 23:30:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:30:57] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-05-30 23:30:57] [INFO ] Implicit Places using invariants and state equation in 193 ms returned []
Implicit Place search using SMT with State Equation took 268 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:30:57] [INFO ] Redundant transitions in 2 ms returned []
Running 81 sub problems to find dead transitions.
[2025-05-30 23:30:57] [INFO ] Invariant cache hit.
[2025-05-30 23:30:57] [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) 0/81 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 3 (OVERLAPS) 2/83 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 5 (OVERLAPS) 82/165 variables, 83/97 constraints. Problems are: Problem set: 0 solved, 81 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 14/111 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/165 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 8 (OVERLAPS) 0/165 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 81 unsolved
No progress, stopping.
After SMT solving in domain Real declared 165/165 variables, and 111 constraints, problems are : Problem set: 0 solved, 81 unsolved in 1688 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 83/83 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 81/81 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 3 (OVERLAPS) 2/83 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 5 (OVERLAPS) 82/165 variables, 83/97 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 14/111 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/165 variables, 81/192 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:00] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:00] [INFO ] Deduced a trap composed of 4 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:00] [INFO ] Deduced a trap composed of 8 places in 41 ms of which 3 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 524288
At refinement iteration 8 (INCLUDED_ONLY) 0/165 variables, 3/195 constraints. Problems are: Problem set: 0 solved, 81 unsolved
SDD size :8.23527e+11 after 8.23653e+11
At refinement iteration 9 (INCLUDED_ONLY) 0/165 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 10 (OVERLAPS) 0/165 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 81 unsolved
No progress, stopping.
After SMT solving in domain Int declared 165/165 variables, and 195 constraints, problems are : Problem set: 0 solved, 81 unsolved in 4857 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 83/83 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 81/81 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6562ms problems are : Problem set: 0 solved, 81 unsolved
Search for dead transitions found 0 dead transitions in 6564ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6842 ms. Remains : 83/83 places, 82/82 transitions.
RANDOM walk for 400000 steps (57773 resets) in 1276 ms. (313 steps per ms) remains 2/2 properties
Running SMT prover for 2 properties.
[2025-05-30 23:31:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:31:04] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2025-05-30 23:31:04] [INFO ] [Real]Absence check using 6 positive and 8 generalized place invariants in 2 ms returned sat
[2025-05-30 23:31:04] [INFO ] After 26ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2025-05-30 23:31:04] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-05-30 23:31:04] [INFO ] After 11ms SMT Verify possible using 14 Read/Feed constraints in real domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-05-30 23:31:04] [INFO ] After 24ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:2
[2025-05-30 23:31:04] [INFO ] After 84ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:31:04] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2025-05-30 23:31:04] [INFO ] [Nat]Absence check using 6 positive and 8 generalized place invariants in 2 ms returned sat
[2025-05-30 23:31:04] [INFO ] After 27ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2025-05-30 23:31:04] [INFO ] After 16ms SMT Verify possible using 14 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-05-30 23:31:04] [INFO ] After 31ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-05-30 23:31:04] [INFO ] After 97ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
RANDOM walk for 40000 steps (5771 resets) in 137 ms. (289 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (3601 resets) in 92 ms. (430 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1073892 steps, run timeout after 3001 ms. (steps per millisecond=357 ) properties seen :0 out of 1
Probabilistic random walk after 1073892 steps, saw 537043 distinct states, run finished after 3001 ms. (steps per millisecond=357 ) properties seen :0
[2025-05-30 23:31:07] [INFO ] Invariant cache hit.
[2025-05-30 23:31:07] [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) 56/57 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/79 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/161 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/161 variables, 14/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/161 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 4/165 variables, 4/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/165 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/165 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/165 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 165/165 variables, and 111 constraints, problems are : Problem set: 0 solved, 1 unsolved in 84 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 83/83 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) 56/57 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:07] [INFO ] Deduced a trap composed of 3 places in 54 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/57 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 22/79 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:07] [INFO ] Deduced a trap composed of 4 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:07] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 82/161 variables, 79/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 14/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/161 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/165 variables, 4/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/165 variables, 2/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/165 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/165 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 165/165 variables, and 115 constraints, problems are : Problem set: 0 solved, 1 unsolved in 286 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 83/83 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 384ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 71 ms.
Support contains 1 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 82/82 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 83 transition count 81
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 82 transition count 81
Applied a total of 2 rules in 6 ms. Remains 82 /83 variables (removed 1) and now considering 81/82 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 82/83 places, 81/82 transitions.
RANDOM walk for 40000 steps (5741 resets) in 165 ms. (240 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (3665 resets) in 87 ms. (454 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1039220 steps, run timeout after 3001 ms. (steps per millisecond=346 ) properties seen :0 out of 1
Probabilistic random walk after 1039220 steps, saw 519711 distinct states, run finished after 3001 ms. (steps per millisecond=346 ) properties seen :0
// Phase 1: matrix 81 rows 82 cols
[2025-05-30 23:31:11] [INFO ] Computed 14 invariants in 5 ms
[2025-05-30 23:31:11] [INFO ] State equation strengthened by 14 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) 57/58 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/78 variables, 7/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 81/159 variables, 78/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/159 variables, 14/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/159 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 4/163 variables, 4/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/163 variables, 2/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/163 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/163 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 163/163 variables, and 110 constraints, problems are : Problem set: 0 solved, 1 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 82/82 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 57/58 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:11] [INFO ] Deduced a trap composed of 3 places in 56 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 20/78 variables, 7/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:11] [INFO ] Deduced a trap composed of 4 places in 61 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:11] [INFO ] Deduced a trap composed of 7 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:11] [INFO ] Deduced a trap composed of 10 places in 45 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/78 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 81/159 variables, 78/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/159 variables, 14/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/159 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/159 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/163 variables, 4/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/163 variables, 2/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/163 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/163 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 163/163 variables, and 115 constraints, problems are : Problem set: 0 solved, 1 unsolved in 356 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 82/82 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 476ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 74 ms.
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 81/81 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 81/81 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 82/82 places, 81/81 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 81/81 transitions.
Applied a total of 0 rules in 4 ms. Remains 82 /82 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2025-05-30 23:31:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:31:11] [INFO ] Implicit Places using invariants in 74 ms returned []
[2025-05-30 23:31:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:31:11] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-05-30 23:31:11] [INFO ] Implicit Places using invariants and state equation in 209 ms returned []
Implicit Place search using SMT with State Equation took 313 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:31:11] [INFO ] Redundant transitions in 1 ms returned []
Running 80 sub problems to find dead transitions.
[2025-05-30 23:31:11] [INFO ] Invariant cache hit.
[2025-05-30 23:31:11] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/80 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/80 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (OVERLAPS) 2/82 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/82 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (OVERLAPS) 81/163 variables, 82/96 constraints. Problems are: Problem set: 0 solved, 80 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/163 variables, 14/110 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/163 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 8 (OVERLAPS) 0/163 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 163/163 variables, and 110 constraints, problems are : Problem set: 0 solved, 80 unsolved in 1672 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 82/82 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/80 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/80 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (OVERLAPS) 2/82 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/82 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (OVERLAPS) 81/163 variables, 82/96 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/163 variables, 14/110 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/163 variables, 80/190 constraints. Problems are: Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:14] [INFO ] Deduced a trap composed of 14 places in 39 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/163 variables, 1/191 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/163 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:17] [INFO ] Deduced a trap composed of 6 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:17] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 3 ms to minimize.
At refinement iteration 10 (OVERLAPS) 0/163 variables, 2/193 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/163 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 12 (OVERLAPS) 0/163 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 163/163 variables, and 193 constraints, problems are : Problem set: 0 solved, 80 unsolved in 7527 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 82/82 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9230ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 9237ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9559 ms. Remains : 82/82 places, 81/81 transitions.
Attempting over-approximation, by ignoring read arcs.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 82 transition count 75
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 76 transition count 75
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 15 place count 73 transition count 72
Iterating global reduction 0 with 3 rules applied. Total rules applied 18 place count 73 transition count 72
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 72 transition count 71
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 22 place count 72 transition count 69
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 24 place count 70 transition count 69
Applied a total of 24 rules in 13 ms. Remains 70 /82 variables (removed 12) and now considering 69/81 (removed 12) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 69 rows 70 cols
[2025-05-30 23:31:21] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-05-30 23:31:21] [INFO ] After 32ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-05-30 23:31:21] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-05-30 23:31:21] [INFO ] [Nat]Absence check using 5 positive and 9 generalized place invariants in 2 ms returned sat
[2025-05-30 23:31:21] [INFO ] After 24ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-05-30 23:31:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:31:21] [INFO ] After 4ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-05-30 23:31:21] [INFO ] After 9ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-05-30 23:31:21] [INFO ] After 77ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 135 ms.
RANDOM walk for 40000 steps (5800 resets) in 141 ms. (281 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (3650 resets) in 79 ms. (500 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1030835 steps, run timeout after 3001 ms. (steps per millisecond=343 ) properties seen :0 out of 1
Probabilistic random walk after 1030835 steps, saw 515515 distinct states, run finished after 3001 ms. (steps per millisecond=343 ) properties seen :0
// Phase 1: matrix 82 rows 83 cols
[2025-05-30 23:31:24] [INFO ] Computed 14 invariants in 11 ms
[2025-05-30 23:31:24] [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) 56/57 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/79 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/161 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/161 variables, 14/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/161 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 4/165 variables, 4/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/165 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/165 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/165 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 165/165 variables, and 111 constraints, problems are : Problem set: 0 solved, 1 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 83/83 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) 56/57 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:24] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/57 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 22/79 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:24] [INFO ] Deduced a trap composed of 4 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:24] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 82/161 variables, 79/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/161 variables, 14/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/161 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/161 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/165 variables, 4/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/165 variables, 2/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/165 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/165 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 165/165 variables, and 115 constraints, problems are : Problem set: 0 solved, 1 unsolved in 267 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 83/83 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 384ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 70 ms.
Support contains 1 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 82/82 transitions.
Graph (complete) has 338 edges and 83 vertex of which 82 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 3 ms. Remains 82 /83 variables (removed 1) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 82/83 places, 82/82 transitions.
RANDOM walk for 40000 steps (5740 resets) in 135 ms. (294 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (3602 resets) in 86 ms. (459 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1027787 steps, run timeout after 3001 ms. (steps per millisecond=342 ) properties seen :0 out of 1
Probabilistic random walk after 1027787 steps, saw 513992 distinct states, run finished after 3001 ms. (steps per millisecond=342 ) properties seen :0
// Phase 1: matrix 82 rows 82 cols
[2025-05-30 23:31:27] [INFO ] Computed 13 invariants in 8 ms
[2025-05-30 23:31:27] [INFO ] State equation strengthened by 14 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) 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) 27/30 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 42/72 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/72 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 14/86 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/86 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 69/155 variables, 67/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/155 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/155 variables, 14/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/155 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 3/158 variables, 2/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/158 variables, 3/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/158 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 6/164 variables, 6/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/164 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/164 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/164 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 164/164 variables, and 109 constraints, problems are : Problem set: 0 solved, 1 unsolved in 84 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 82/82 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 27/30 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 42/72 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 14/86 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/86 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 69/155 variables, 67/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/155 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/155 variables, 14/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/155 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 3/158 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/158 variables, 3/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/158 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 6/164 variables, 6/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/164 variables, 1/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/164 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/164 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 164/164 variables, and 110 constraints, problems are : Problem set: 0 solved, 1 unsolved in 124 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 82/82 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 236ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 69 ms.
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 82/82 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 82/82 places, 82/82 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 82/82 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2025-05-30 23:31:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:31:28] [INFO ] Implicit Places using invariants in 69 ms returned []
[2025-05-30 23:31:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 23:31:28] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-05-30 23:31:28] [INFO ] Implicit Places using invariants and state equation in 185 ms returned []
Implicit Place search using SMT with State Equation took 257 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 23:31:28] [INFO ] Redundant transitions in 1 ms returned []
Running 81 sub problems to find dead transitions.
[2025-05-30 23:31:28] [INFO ] Invariant cache hit.
[2025-05-30 23:31:28] [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) 0/81 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 3 (OVERLAPS) 82/163 variables, 81/94 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 14/108 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/163 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 81 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 1/164 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/164 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 8 (OVERLAPS) 0/164 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 81 unsolved
No progress, stopping.
After SMT solving in domain Real declared 164/164 variables, and 109 constraints, problems are : Problem set: 0 solved, 81 unsolved in 1998 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 82/82 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 81/81 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 3 (OVERLAPS) 82/163 variables, 81/94 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 14/108 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/163 variables, 81/189 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/163 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 7 (OVERLAPS) 1/164 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/164 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:34] [INFO ] Deduced a trap composed of 6 places in 20 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:34] [INFO ] Deduced a trap composed of 3 places in 31 ms of which 2 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/164 variables, 2/192 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/164 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 11 (OVERLAPS) 0/164 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 81 unsolved
No progress, stopping.
After SMT solving in domain Int declared 164/164 variables, and 192 constraints, problems are : Problem set: 0 solved, 81 unsolved in 7667 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 11/11 constraints, State Equation: 82/82 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 81/81 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9682ms problems are : Problem set: 0 solved, 81 unsolved
Search for dead transitions found 0 dead transitions in 9684ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9954 ms. Remains : 82/82 places, 82/82 transitions.
Attempting over-approximation, by ignoring read arcs.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 82 transition count 76
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 76 transition count 76
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 15 place count 73 transition count 73
Iterating global reduction 0 with 3 rules applied. Total rules applied 18 place count 73 transition count 73
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 72 transition count 72
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 22 place count 72 transition count 70
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 24 place count 70 transition count 70
Applied a total of 24 rules in 12 ms. Remains 70 /82 variables (removed 12) and now considering 70/82 (removed 12) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 70 rows 70 cols
[2025-05-30 23:31:38] [INFO ] Computed 13 invariants in 0 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-05-30 23:31:38] [INFO ] After 21ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-05-30 23:31:38] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-05-30 23:31:38] [INFO ] [Nat]Absence check using 2 positive and 11 generalized place invariants in 2 ms returned sat
[2025-05-30 23:31:38] [INFO ] After 23ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-05-30 23:31:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:31:38] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:38] [INFO ] Deduced a trap composed of 5 places in 51 ms of which 3 ms to minimize.
[2025-05-30 23:31:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 59 ms
TRAPS : Iteration 1
[2025-05-30 23:31:38] [INFO ] After 87ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-05-30 23:31:38] [INFO ] After 147ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 184 ms.
Attempting over-approximation, by ignoring read arcs.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 83 transition count 76
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 77 transition count 76
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 15 place count 74 transition count 73
Iterating global reduction 0 with 3 rules applied. Total rules applied 18 place count 74 transition count 73
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 73 transition count 72
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 22 place count 73 transition count 70
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 24 place count 71 transition count 70
Applied a total of 24 rules in 10 ms. Remains 71 /83 variables (removed 12) and now considering 70/82 (removed 12) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 70 rows 71 cols
[2025-05-30 23:31:38] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-05-30 23:31:38] [INFO ] After 64ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-05-30 23:31:38] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2025-05-30 23:31:38] [INFO ] [Nat]Absence check using 7 positive and 7 generalized place invariants in 9 ms returned sat
[2025-05-30 23:31:38] [INFO ] After 28ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2025-05-30 23:31:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 23:31:38] [INFO ] After 34ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 23:31:38] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 3 ms to minimize.
[2025-05-30 23:31:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 40 ms
TRAPS : Iteration 1
[2025-05-30 23:31:38] [INFO ] After 92ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-05-30 23:31:38] [INFO ] After 191ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2025-05-30 23:31:38] [INFO ] Flatten gal took : 15 ms
[2025-05-30 23:31:38] [INFO ] Flatten gal took : 13 ms
[2025-05-30 23:31:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5713424800869206564.gal : 4 ms
[2025-05-30 23:31:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3260262580842174427.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5713424800869206564.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3260262580842174427.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality3260262580842174427.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 31
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :31 after 51
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :51 after 63
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :63 after 159
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :159 after 296
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :296 after 642
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :642 after 1526
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1526 after 3374
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3374 after 7070
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7070 after 14429
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :14429 after 29078
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :29078 after 58379
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :58379 after 116942
Detected timeout of ITS tools.
[2025-05-30 23:31:53] [INFO ] Flatten gal took : 7 ms
[2025-05-30 23:31:53] [INFO ] Applying decomposition
[2025-05-30 23:31:53] [INFO ] Flatten gal took : 7 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph14040753213162043322.txt' '-o' '/tmp/graph14040753213162043322.bin' '-w' '/tmp/graph14040753213162043322.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14040753213162043322.bin' '-l' '-1' '-v' '-w' '/tmp/graph14040753213162043322.weights' '-q' '0' '-e' '0.001'
[2025-05-30 23:31:53] [INFO ] Decomposing Gal with order
[2025-05-30 23:31:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-30 23:31:53] [INFO ] Removed a total of 41 redundant transitions.
[2025-05-30 23:31:54] [INFO ] Flatten gal took : 57 ms
[2025-05-30 23:31:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 10 labels/synchronizations in 9 ms.
[2025-05-30 23:31:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16421442270292832095.gal : 3 ms
[2025-05-30 23:31:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8466845202528274298.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16421442270292832095.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8466845202528274298.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality8466845202528274298.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :181 after 316
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :52979 after 72075
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :72075 after 72078
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :72078 after 72081
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :72081 after 72084
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :85016 after 112966
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30679 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-05-30 23:32:09] [INFO ] Flatten gal took : 14 ms
[2025-05-30 23:32:09] [INFO ] Applying decomposition
[2025-05-30 23:32:09] [INFO ] Flatten gal took : 12 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/graph5789281421624613364.txt' '-o' '/tmp/graph5789281421624613364.bin' '-w' '/tmp/graph5789281421624613364.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5789281421624613364.bin' '-l' '-1' '-v' '-w' '/tmp/graph5789281421624613364.weights' '-q' '0' '-e' '0.001'
[2025-05-30 23:32:09] [INFO ] Decomposing Gal with order
[2025-05-30 23:32:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-30 23:32:09] [INFO ] Removed a total of 51 redundant transitions.
[2025-05-30 23:32:09] [INFO ] Flatten gal took : 43 ms
[2025-05-30 23:32:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 7 ms.
[2025-05-30 23:32:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11917922454713503780.gal : 5 ms
[2025-05-30 23:32:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality651533260989412406.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11917922454713503780.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality651533260989412406.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/ReachabilityCardinality651533260989412406.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :36 after 40
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :279 after 284
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :3676 after 3911
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :3911 after 4578
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :564885 after 565145
Detected timeout of ITS tools.
[2025-05-30 23:42:09] [INFO ] Flatten gal took : 7 ms
[2025-05-30 23:42:09] [INFO ] Flatten gal took : 6 ms
[2025-05-30 23:42:09] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability13389944696265898349.gal : 2 ms
[2025-05-30 23:42:09] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability5452887253908867927.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability13389944696265898349.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability5452887253908867927.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/ReachabilityFireability5452887253908867927.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 8
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :8 after 14
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :14 after 27
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :27 after 42
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :42 after 91
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :91 after 286
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :286 after 812
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :812 after 4791
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4791 after 37153
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :37153 after 186448
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :186448 after 527160
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :748076 after 3.67298e+06
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :3.67298e+06 after 2.34368e+08
Detected timeout of ITS tools.
[2025-05-30 23:42:12] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:42:12] [INFO ] Applying decomposition
[2025-05-30 23:42:12] [INFO ] Flatten gal took : 4 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/graph15239071673565292224.txt' '-o' '/tmp/graph15239071673565292224.bin' '-w' '/tmp/graph15239071673565292224.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph15239071673565292224.bin' '-l' '-1' '-v' '-w' '/tmp/graph15239071673565292224.weights' '-q' '0' '-e' '0.001'
[2025-05-30 23:42:12] [INFO ] Decomposing Gal with order
[2025-05-30 23:42:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-30 23:42:12] [INFO ] Removed a total of 35 redundant transitions.
[2025-05-30 23:42:12] [INFO ] Flatten gal took : 11 ms
[2025-05-30 23:42:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 46 labels/synchronizations in 3 ms.
[2025-05-30 23:42:12] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability7741666531380686213.gal : 1 ms
[2025-05-30 23:42:12] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability10656572052860559807.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability7741666531380686213.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability10656572052860559807.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityFireability10656572052860559807.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 15
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :42 after 45
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :77 after 77
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1142 after 1167
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :45020 after 45052
Detected timeout of ITS tools.
[2025-05-30 23:42:15] [INFO ] Flatten gal took : 6 ms
[2025-05-30 23:42:15] [INFO ] Flatten gal took : 6 ms
[2025-05-30 23:42:15] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability808925957628332970.gal : 1 ms
[2025-05-30 23:42:15] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability1838252400599432560.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability808925957628332970.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability1838252400599432560.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 ...327
Loading property file /tmp/ReachabilityFireability1838252400599432560.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 8
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :8 after 14
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :14 after 27
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :27 after 42
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :42 after 91
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :91 after 286
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :286 after 812
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :812 after 4791
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4791 after 37153
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :37153 after 186448
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :186448 after 527160
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :748076 after 3.67298e+06
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :3.67298e+06 after 2.34368e+08
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :2.34368e+08 after 1.72223e+09
Detected timeout of ITS tools.
[2025-05-30 23:42:45] [INFO ] Flatten gal took : 10 ms
[2025-05-30 23:42:45] [INFO ] Applying decomposition
[2025-05-30 23:42:45] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph16017194467875339175.txt' '-o' '/tmp/graph16017194467875339175.bin' '-w' '/tmp/graph16017194467875339175.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph16017194467875339175.bin' '-l' '-1' '-v' '-w' '/tmp/graph16017194467875339175.weights' '-q' '0' '-e' '0.001'
[2025-05-30 23:42:45] [INFO ] Decomposing Gal with order
[2025-05-30 23:42:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-30 23:42:45] [INFO ] Removed a total of 37 redundant transitions.
[2025-05-30 23:42:45] [INFO ] Flatten gal took : 7 ms
[2025-05-30 23:42:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 46 labels/synchronizations in 5 ms.
[2025-05-30 23:42:45] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability14874758090385150783.gal : 1 ms
[2025-05-30 23:42:45] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability6407611457349136580.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability14874758090385150783.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability6407611457349136580.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityFireability6407611457349136580.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 16
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :41 after 42
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :140 after 140
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1142 after 1166
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :45020 after 45052
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :221235 after 221267
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :589890 after 589922
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :747052 after 747483
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :747483 after 813232
Detected timeout of ITS tools.
[2025-05-30 23:43:15] [INFO ] Flatten gal took : 8 ms
[2025-05-30 23:43:15] [INFO ] Flatten gal took : 4 ms
[2025-05-30 23:43:15] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability12819432056707832454.gal : 0 ms
[2025-05-30 23:43:15] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability17474733569819936981.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability12819432056707832454.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability17474733569819936981.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityFireability17474733569819936981.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 8
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :8 after 14
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :14 after 27
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :27 after 42
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :42 after 91
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :91 after 286
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :286 after 812
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :812 after 4791
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4791 after 37153
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :37153 after 186448
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :186448 after 527160
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :748076 after 3.67298e+06
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :3.67298e+06 after 2.34368e+08
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :2.34368e+08 after 1.72223e+09
SDD proceeding with computation,2 properties remain. new max is 262144
SDD size :1.72223e+09 after 6.60446e+09
SDD proceeding with computation,2 properties remain. new max is 524288
SDD size :7.52464e+09 after 7.63871e+09
Detected timeout of ITS tools.
[2025-05-30 23:48:16] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:48:16] [INFO ] Applying decomposition
[2025-05-30 23:48:16] [INFO ] Flatten gal took : 4 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/graph7078611257194174520.txt' '-o' '/tmp/graph7078611257194174520.bin' '-w' '/tmp/graph7078611257194174520.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph7078611257194174520.bin' '-l' '-1' '-v' '-w' '/tmp/graph7078611257194174520.weights' '-q' '0' '-e' '0.001'
[2025-05-30 23:48:16] [INFO ] Decomposing Gal with order
[2025-05-30 23:48:16] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-30 23:48:16] [INFO ] Removed a total of 37 redundant transitions.
[2025-05-30 23:48:16] [INFO ] Flatten gal took : 7 ms
[2025-05-30 23:48:16] [INFO ] Fuse similar labels procedure discarded/fused a total of 46 labels/synchronizations in 3 ms.
[2025-05-30 23:48:16] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability6006418435283278270.gal : 2 ms
[2025-05-30 23:48:16] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability7706124490947612130.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/ReachabilityFireability6006418435283278270.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability7706124490947612130.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/ReachabilityFireability7706124490947612130.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :40 after 42
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :60 after 60
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1142 after 1166
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :45020 after 45052
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :221235 after 221267
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :589890 after 589922
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :747052 after 747483
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :747483 after 813232
Detected timeout of ITS tools.
[2025-05-30 23:53:16] [INFO ] Flatten gal took : 7 ms
[2025-05-30 23:53:16] [INFO ] Flatten gal took : 5 ms
[2025-05-30 23:53:16] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability5975810629834820807.gal : 1 ms
[2025-05-30 23:53:16] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability13892194644209024539.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability5975810629834820807.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability13892194644209024539.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/ReachabilityFireability13892194644209024539.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 8
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :8 after 14
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :14 after 27
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :27 after 42
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :42 after 91
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :91 after 286
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :286 after 812
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :812 after 4791
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4791 after 37153
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :37153 after 186448
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :186448 after 527160
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :748076 after 3.67298e+06
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :3.67298e+06 after 2.34368e+08
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :2.34368e+08 after 1.72223e+09
SDD proceeding with computation,2 properties remain. new max is 262144
SDD size :1.72223e+09 after 6.60446e+09
SDD proceeding with computation,2 properties remain. new max is 524288
SDD size :7.52464e+09 after 7.63871e+09

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ 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-004"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is DoubleExponent-PT-004, 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 r077-tall-174860074700303"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleExponent-PT-004.tgz
mv DoubleExponent-PT-004 execution
cd execution
if [ "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 ;