Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r154-tall-171631152600347.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool gold2023
Input is DoubleExponent-PT-010, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r154-tall-171631152600347
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 516K
-rw-r--r-- 1 mcc users 5.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K May 19 07:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 15:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 18:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.9K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 65K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 48K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 19 07:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 19 15:25 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 169K May 18 16:42 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1716408286284

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=gold2023
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DoubleExponent-PT-010
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202304061127
[2024-05-22 20:04:47] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-22 20:04:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 20:04:48] [INFO ] Load time of PNML (sax parser for PT used): 253 ms
[2024-05-22 20:04:48] [INFO ] Transformed 534 places.
[2024-05-22 20:04:48] [INFO ] Transformed 498 transitions.
[2024-05-22 20:04:48] [INFO ] Parsed PT model containing 534 places and 498 transitions and 1404 arcs in 429 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 534/534 places, 498/498 transitions.
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 120 transitions
Trivial Post-agglo rules discarded 120 transitions
Performed 120 trivial Post agglomeration. Transition count delta: 120
Iterating post reduction 0 with 124 rules applied. Total rules applied 124 place count 530 transition count 378
Reduce places removed 120 places and 0 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 244 place count 410 transition count 378
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 20 Pre rules applied. Total rules applied 244 place count 410 transition count 358
Deduced a syphon composed of 20 places in 17 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 40 rules applied. Total rules applied 284 place count 390 transition count 358
Performed 94 Post agglomeration using F-continuation condition.Transition count delta: 94
Deduced a syphon composed of 94 places in 2 ms
Reduce places removed 94 places and 0 transitions.
Iterating global reduction 2 with 188 rules applied. Total rules applied 472 place count 296 transition count 264
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 18 places in 2 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 2 with 36 rules applied. Total rules applied 508 place count 278 transition count 264
Applied a total of 508 rules in 74 ms. Remains 278 /534 variables (removed 256) and now considering 264/498 (removed 234) transitions.
// Phase 1: matrix 264 rows 278 cols
[2024-05-22 20:04:48] [INFO ] Computed 51 invariants in 42 ms
[2024-05-22 20:04:48] [INFO ] Implicit Places using invariants in 414 ms returned [229, 230]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 439 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 276/534 places, 264/498 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 276 transition count 263
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 275 transition count 263
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 7 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 8 place count 272 transition count 260
Applied a total of 8 rules in 16 ms. Remains 272 /276 variables (removed 4) and now considering 260/264 (removed 4) transitions.
// Phase 1: matrix 260 rows 272 cols
[2024-05-22 20:04:48] [INFO ] Computed 49 invariants in 19 ms
[2024-05-22 20:04:48] [INFO ] Implicit Places using invariants in 197 ms returned []
[2024-05-22 20:04:48] [INFO ] Invariant cache hit.
[2024-05-22 20:04:48] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-22 20:04:49] [INFO ] Implicit Places using invariants and state equation in 973 ms returned []
Implicit Place search using SMT with State Equation took 1174 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 272/534 places, 260/498 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1703 ms. Remains : 272/534 places, 260/498 transitions.
Discarding 58 transitions out of 260. Remains 202
Initial state reduction rules removed 1 formulas.
[2024-05-22 20:04:50] [INFO ] Flatten gal took : 133 ms
[2024-05-22 20:04:50] [INFO ] Flatten gal took : 34 ms
[2024-05-22 20:04:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality130270696124974192.gal : 20 ms
[2024-05-22 20:04:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2832031813159144450.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality130270696124974192.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2832031813159144450.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality2832031813159144450.prop.
Incomplete random walk after 10000 steps, including 1242 resets, run finished after 714 ms. (steps per millisecond=14 ) properties (out of 201) seen :14
Incomplete Best-First random walk after 101 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 8 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
Reachability property qltransition_210 is true.
Incomplete Best-First random walk after 100 steps, including 4 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
Reachability property qltransition_114 is true.
Incomplete Best-First random walk after 101 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
SDD proceeding with computation,199 properties remain. new max is 2
SDD size :1 after 3
Reachability property qltransition_149 is true.
Reachability property qltransition_145 is true.
Reachability property qltransition_98 is true.
Reachability property qltransition_36 is true.
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 16 ms. (steps per millisecond=6 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 6 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 6 ms. (steps per millisecond=16 ) properties (out of 187) seen :0
SDD proceeding with computation,195 properties remain. new max is 2
SDD size :3 after 7
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
SDD proceeding with computation,195 properties remain. new max is 4
SDD size :7 after 8
Incomplete Best-First random walk after 100 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 8 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=12 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 9 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 9 resets, run finished after 8 ms. (steps per millisecond=12 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
SDD proceeding with computation,195 properties remain. new max is 8
SDD size :8 after 9
Incomplete Best-First random walk after 100 steps, including 6 resets, run finished after 10 ms. (steps per millisecond=10 ) properties (out of 187) seen :0
Reachability property qltransition_15 is true.
SDD proceeding with computation,194 properties remain. new max is 8
Incomplete Best-First random walk after 101 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
SDD size :9 after 11
Incomplete Best-First random walk after 100 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 187) seen :0
SDD proceeding with computation,194 properties remain. new max is 16
SDD size :11 after 17
Incomplete Best-First random walk after 100 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Reachability property qltransition_228 is true.
Incomplete Best-First random walk after 100 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Reachability property qltransition_167 is true.
Incomplete Best-First random walk after 101 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Reachability property qltransition_160 is true.
Incomplete Best-First random walk after 101 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Reachability property qltransition_100 is true.
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Reachability property qltransition_70 is true.
Reachability property qltransition_61 is true.
Incomplete Best-First random walk after 101 steps, including 8 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 187) seen :0
SDD proceeding with computation,188 properties remain. new max is 16
SDD size :17 after 27
Incomplete Best-First random walk after 100 steps, including 9 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 9 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 100 steps, including 9 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Reachability property qltransition_24 is true.
SDD proceeding with computation,187 properties remain. new max is 16
SDD size :27 after 32
SDD proceeding with computation,187 properties remain. new max is 32
SDD size :32 after 40
Reachability property qltransition_94 is true.
SDD proceeding with computation,186 properties remain. new max is 32
SDD size :40 after 63
Reachability property qltransition_250 is true.
Reachability property qltransition_208 is true.
Reachability property qltransition_179 is true.
Reachability property qltransition_178 is true.
Reachability property qltransition_117 is true.
Reachability property qltransition_116 is true.
Reachability property qltransition_111 is true.
Reachability property qltransition_107 is true.
Reachability property qltransition_28 is true.
SDD proceeding with computation,177 properties remain. new max is 32
SDD size :63 after 72
Reachability property qltransition_118 is true.
Reachability property qltransition_108 is true.
SDD proceeding with computation,175 properties remain. new max is 32
SDD size :72 after 83
SDD proceeding with computation,175 properties remain. new max is 64
SDD size :83 after 101
Reachability property qltransition_230 is true.
Reachability property qltransition_119 is true.
SDD proceeding with computation,173 properties remain. new max is 64
SDD size :101 after 138
SDD proceeding with computation,173 properties remain. new max is 128
SDD size :138 after 333
Reachability property qltransition_254 is true.
Reachability property qltransition_182 is true.
Reachability property qltransition_181 is true.
Reachability property qltransition_120 is true.
Reachability property qltransition_113 is true.
Reachability property qltransition_112 is true.
Reachability property qltransition_109 is true.
SDD proceeding with computation,166 properties remain. new max is 128
SDD size :333 after 496
SDD proceeding with computation,166 properties remain. new max is 256
SDD size :496 after 836
SDD proceeding with computation,166 properties remain. new max is 512
SDD size :836 after 1481
Reachability property qltransition_252 is true.
Reachability property qltransition_248 is true.
Reachability property qltransition_184 is true.
Reachability property qltransition_122 is true.
Reachability property qltransition_121 is true.
Reachability property qltransition_115 is true.
Reachability property qltransition_110 is true.
Reachability property qltransition_11 is true.
Reachability property qltransition_10 is true.
Reachability property qltransition_9 is true.
Reachability property qltransition_8 is true.
Reachability property qltransition_4 is true.
Reachability property qltransition_1 is true.
Reachability property qltransition_0 is true.
SDD proceeding with computation,152 properties remain. new max is 512
SDD size :1481 after 7380
SDD proceeding with computation,152 properties remain. new max is 1024
SDD size :7380 after 37045
Reachability property qltransition_188 is true.
Reachability property qltransition_125 is true.
Reachability property qltransition_124 is true.
Reachability property qltransition_12 is true.
Reachability property qltransition_6 is true.
Reachability property qltransition_5 is true.
Reachability property qltransition_2 is true.
SDD proceeding with computation,145 properties remain. new max is 1024
SDD size :37045 after 96613
SDD proceeding with computation,145 properties remain. new max is 2048
SDD size :96613 after 165778
SDD proceeding with computation,145 properties remain. new max is 4096
SDD size :165778 after 309882
SDD proceeding with computation,145 properties remain. new max is 8192
SDD size :309882 after 591751
Reachability property qltransition_192 is true.
Reachability property qltransition_186 is true.
Reachability property qltransition_128 is true.
Reachability property qltransition_127 is true.
Reachability property qltransition_25 is true.
Reachability property qltransition_23 is true.
Reachability property qltransition_22 is true.
Reachability property qltransition_18 is true.
Reachability property qltransition_14 is true.
Reachability property qltransition_13 is true.
Reachability property qltransition_7 is true.
Reachability property qltransition_3 is true.
SDD proceeding with computation,133 properties remain. new max is 8192
SDD size :591751 after 1.20167e+06
Reachability property qltransition_190 is true.
Reachability property qltransition_26 is true.
SDD proceeding with computation,131 properties remain. new max is 8192
SDD size :1.20167e+06 after 7.80565e+07
SDD proceeding with computation,131 properties remain. new max is 16384
SDD size :7.80565e+07 after 2.53969e+08
Probabilistic random walk after 100000 steps, saw 50010 distinct states, run finished after 2475 ms. (steps per millisecond=40 ) properties seen :35
Running SMT prover for 152 properties.
[2024-05-22 20:04:53] [INFO ] Invariant cache hit.
[2024-05-22 20:04:53] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:04:53] [INFO ] [Real]Absence check using 2 positive and 47 generalized place invariants in 15 ms returned sat
SDD proceeding with computation,131 properties remain. new max is 32768
SDD size :2.53969e+08 after 8.02247e+08
[2024-05-22 20:04:57] [INFO ] After 2879ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:149
[2024-05-22 20:04:57] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-22 20:04:57] [INFO ] After 131ms SMT Verify possible using 20 Read/Feed constraints in real domain returned unsat :0 sat :0 real:152
[2024-05-22 20:04:57] [INFO ] After 4503ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:152
[2024-05-22 20:04:58] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:04:58] [INFO ] [Nat]Absence check using 2 positive and 47 generalized place invariants in 12 ms returned sat
SDD proceeding with computation,131 properties remain. new max is 65536
SDD size :8.02247e+08 after 2.46698e+09
[2024-05-22 20:05:01] [INFO ] After 2301ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :152
[2024-05-22 20:05:05] [INFO ] After 4498ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :152
[2024-05-22 20:05:06] [INFO ] Deduced a trap composed of 5 places in 82 ms of which 4 ms to minimize.
[2024-05-22 20:05:06] [INFO ] Deduced a trap composed of 13 places in 73 ms of which 1 ms to minimize.
[2024-05-22 20:05:06] [INFO ] Deduced a trap composed of 15 places in 62 ms of which 2 ms to minimize.
[2024-05-22 20:05:06] [INFO ] Deduced a trap composed of 19 places in 70 ms of which 1 ms to minimize.
[2024-05-22 20:05:06] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 0 ms to minimize.
[2024-05-22 20:05:06] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 435 ms
[2024-05-22 20:05:06] [INFO ] Deduced a trap composed of 21 places in 58 ms of which 1 ms to minimize.
[2024-05-22 20:05:06] [INFO ] Deduced a trap composed of 23 places in 54 ms of which 0 ms to minimize.
[2024-05-22 20:05:07] [INFO ] Deduced a trap composed of 23 places in 52 ms of which 0 ms to minimize.
[2024-05-22 20:05:07] [INFO ] Deduced a trap composed of 7 places in 68 ms of which 0 ms to minimize.
[2024-05-22 20:05:07] [INFO ] Deduced a trap composed of 21 places in 59 ms of which 0 ms to minimize.
[2024-05-22 20:05:07] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 379 ms
[2024-05-22 20:05:07] [INFO ] Deduced a trap composed of 15 places in 56 ms of which 1 ms to minimize.
[2024-05-22 20:05:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 82 ms
[2024-05-22 20:05:07] [INFO ] Deduced a trap composed of 17 places in 60 ms of which 0 ms to minimize.
[2024-05-22 20:05:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 92 ms
[2024-05-22 20:05:08] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 0 ms to minimize.
[2024-05-22 20:05:08] [INFO ] Deduced a trap composed of 27 places in 55 ms of which 0 ms to minimize.
[2024-05-22 20:05:08] [INFO ] Deduced a trap composed of 27 places in 69 ms of which 1 ms to minimize.
[2024-05-22 20:05:08] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 1 ms to minimize.
[2024-05-22 20:05:08] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 305 ms
[2024-05-22 20:05:08] [INFO ] Deduced a trap composed of 19 places in 58 ms of which 0 ms to minimize.
[2024-05-22 20:05:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 96 ms
[2024-05-22 20:05:09] [INFO ] Deduced a trap composed of 29 places in 48 ms of which 0 ms to minimize.
[2024-05-22 20:05:09] [INFO ] Deduced a trap composed of 27 places in 51 ms of which 0 ms to minimize.
[2024-05-22 20:05:09] [INFO ] Deduced a trap composed of 31 places in 53 ms of which 0 ms to minimize.
[2024-05-22 20:05:09] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 218 ms
[2024-05-22 20:05:09] [INFO ] Deduced a trap composed of 23 places in 70 ms of which 0 ms to minimize.
[2024-05-22 20:05:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 96 ms
[2024-05-22 20:05:09] [INFO ] Deduced a trap composed of 31 places in 41 ms of which 1 ms to minimize.
[2024-05-22 20:05:10] [INFO ] Deduced a trap composed of 35 places in 51 ms of which 0 ms to minimize.
[2024-05-22 20:05:10] [INFO ] Deduced a trap composed of 33 places in 49 ms of which 1 ms to minimize.
[2024-05-22 20:05:10] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 210 ms
[2024-05-22 20:05:10] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 0 ms to minimize.
[2024-05-22 20:05:10] [INFO ] Deduced a trap composed of 11 places in 60 ms of which 1 ms to minimize.
[2024-05-22 20:05:10] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 161 ms
[2024-05-22 20:05:11] [INFO ] Deduced a trap composed of 39 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:05:11] [INFO ] Deduced a trap composed of 39 places in 46 ms of which 1 ms to minimize.
[2024-05-22 20:05:11] [INFO ] Deduced a trap composed of 37 places in 45 ms of which 1 ms to minimize.
[2024-05-22 20:05:11] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 205 ms
[2024-05-22 20:05:11] [INFO ] Deduced a trap composed of 41 places in 43 ms of which 0 ms to minimize.
[2024-05-22 20:05:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 68 ms
SDD proceeding with computation,131 properties remain. new max is 131072
SDD size :2.46698e+09 after 7.42893e+09
[2024-05-22 20:05:11] [INFO ] Deduced a trap composed of 35 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:05:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 70 ms
[2024-05-22 20:05:15] [INFO ] After 14061ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :152
Attempting to minimize the solution found.
Minimization took 4451 ms.
[2024-05-22 20:05:19] [INFO ] After 22156ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :152
Reachability property qltransition_196 is true.
Reachability property qltransition_131 is true.
Reachability property qltransition_130 is true.
Reachability property qltransition_27 is true.
Reachability property qltransition_20 is true.
Reachability property qltransition_19 is true.
Reachability property qltransition_16 is true.
SDD proceeding with computation,124 properties remain. new max is 131072
SDD size :7.42893e+09 after 1.73298e+10
SDD proceeding with computation,124 properties remain. new max is 262144
SDD size :1.73298e+10 after 2.82283e+10
Parikh walk visited 7 properties in 30579 ms.
Support contains 171 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 260/260 transitions.
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 272 transition count 250
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 20 place count 262 transition count 250
Partial Free-agglomeration rule applied 16 times.
Drop transitions removed 16 transitions
Iterating global reduction 1 with 16 rules applied. Total rules applied 36 place count 262 transition count 250
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 37 place count 261 transition count 249
Applied a total of 37 rules in 80 ms. Remains 261 /272 variables (removed 11) and now considering 249/260 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 80 ms. Remains : 261/272 places, 249/260 transitions.
SDD proceeding with computation,124 properties remain. new max is 524288
SDD size :2.82283e+10 after 5.01408e+10
Interrupted random walk after 970522 steps, including 124345 resets, run timeout after 30001 ms. (steps per millisecond=32 ) properties seen 0
Incomplete Best-First random walk after 10000 steps, including 865 resets, run finished after 166 ms. (steps per millisecond=60 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 859 resets, run finished after 153 ms. (steps per millisecond=65 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 852 resets, run finished after 142 ms. (steps per millisecond=70 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 858 resets, run finished after 180 ms. (steps per millisecond=55 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 835 resets, run finished after 189 ms. (steps per millisecond=52 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 853 resets, run finished after 204 ms. (steps per millisecond=49 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 818 resets, run finished after 300 ms. (steps per millisecond=33 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 835 resets, run finished after 336 ms. (steps per millisecond=29 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 866 resets, run finished after 301 ms. (steps per millisecond=33 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 815 resets, run finished after 320 ms. (steps per millisecond=31 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 855 resets, run finished after 196 ms. (steps per millisecond=51 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 855 resets, run finished after 173 ms. (steps per millisecond=57 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 875 resets, run finished after 175 ms. (steps per millisecond=57 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 858 resets, run finished after 173 ms. (steps per millisecond=57 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 860 resets, run finished after 171 ms. (steps per millisecond=58 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 836 resets, run finished after 174 ms. (steps per millisecond=57 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 884 resets, run finished after 174 ms. (steps per millisecond=57 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 819 resets, run finished after 175 ms. (steps per millisecond=57 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 838 resets, run finished after 172 ms. (steps per millisecond=58 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 844 resets, run finished after 174 ms. (steps per millisecond=57 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 835 resets, run finished after 148 ms. (steps per millisecond=67 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 858 resets, run finished after 239 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 845 resets, run finished after 266 ms. (steps per millisecond=37 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 825 resets, run finished after 267 ms. (steps per millisecond=37 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 859 resets, run finished after 273 ms. (steps per millisecond=36 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 851 resets, run finished after 271 ms. (steps per millisecond=36 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 847 resets, run finished after 257 ms. (steps per millisecond=38 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 836 resets, run finished after 254 ms. (steps per millisecond=39 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 861 resets, run finished after 268 ms. (steps per millisecond=37 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 827 resets, run finished after 260 ms. (steps per millisecond=38 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 857 resets, run finished after 263 ms. (steps per millisecond=38 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 808 resets, run finished after 261 ms. (steps per millisecond=38 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 870 resets, run finished after 262 ms. (steps per millisecond=38 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 826 resets, run finished after 250 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 793 resets, run finished after 262 ms. (steps per millisecond=38 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 853 resets, run finished after 267 ms. (steps per millisecond=37 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 859 resets, run finished after 267 ms. (steps per millisecond=37 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 842 resets, run finished after 255 ms. (steps per millisecond=39 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 841 resets, run finished after 265 ms. (steps per millisecond=37 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 821 resets, run finished after 267 ms. (steps per millisecond=37 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 825 resets, run finished after 263 ms. (steps per millisecond=38 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 825 resets, run finished after 257 ms. (steps per millisecond=38 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 865 resets, run finished after 256 ms. (steps per millisecond=39 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 857 resets, run finished after 262 ms. (steps per millisecond=38 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 832 resets, run finished after 259 ms. (steps per millisecond=38 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 842 resets, run finished after 255 ms. (steps per millisecond=39 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 852 resets, run finished after 258 ms. (steps per millisecond=38 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 851 resets, run finished after 262 ms. (steps per millisecond=38 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 871 resets, run finished after 261 ms. (steps per millisecond=38 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 885 resets, run finished after 254 ms. (steps per millisecond=39 ) properties (out of 124) seen :0
SDD proceeding with computation,124 properties remain. new max is 1048576
SDD size :5.01408e+10 after 9.44182e+10
Interrupted probabilistic random walk after 4678249 steps, run timeout after 123001 ms. (steps per millisecond=38 ) properties seen :{}
Probabilistic random walk after 4678249 steps, saw 2339018 distinct states, run finished after 123006 ms. (steps per millisecond=38 ) properties seen :0
Running SMT prover for 124 properties.
// Phase 1: matrix 249 rows 261 cols
[2024-05-22 20:08:35] [INFO ] Computed 49 invariants in 14 ms
[2024-05-22 20:08:35] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:08:35] [INFO ] [Real]Absence check using 2 positive and 47 generalized place invariants in 17 ms returned sat
[2024-05-22 20:08:38] [INFO ] After 2234ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:121
[2024-05-22 20:08:38] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:08:38] [INFO ] After 216ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:124
[2024-05-22 20:08:38] [INFO ] After 3595ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:124
[2024-05-22 20:08:39] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:08:39] [INFO ] [Nat]Absence check using 2 positive and 47 generalized place invariants in 17 ms returned sat
[2024-05-22 20:08:41] [INFO ] After 1860ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :124
[2024-05-22 20:08:45] [INFO ] After 3127ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :124
[2024-05-22 20:08:45] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 0 ms to minimize.
[2024-05-22 20:08:45] [INFO ] Deduced a trap composed of 21 places in 55 ms of which 1 ms to minimize.
[2024-05-22 20:08:45] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 4 ms to minimize.
[2024-05-22 20:08:45] [INFO ] Deduced a trap composed of 13 places in 57 ms of which 0 ms to minimize.
[2024-05-22 20:08:45] [INFO ] Deduced a trap composed of 11 places in 62 ms of which 0 ms to minimize.
[2024-05-22 20:08:45] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 432 ms
[2024-05-22 20:08:45] [INFO ] Deduced a trap composed of 24 places in 57 ms of which 1 ms to minimize.
[2024-05-22 20:08:45] [INFO ] Deduced a trap composed of 26 places in 50 ms of which 0 ms to minimize.
[2024-05-22 20:08:45] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 161 ms
[2024-05-22 20:08:46] [INFO ] Deduced a trap composed of 15 places in 54 ms of which 1 ms to minimize.
[2024-05-22 20:08:46] [INFO ] Deduced a trap composed of 28 places in 44 ms of which 0 ms to minimize.
[2024-05-22 20:08:46] [INFO ] Deduced a trap composed of 32 places in 44 ms of which 0 ms to minimize.
[2024-05-22 20:08:46] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 1 ms to minimize.
[2024-05-22 20:08:46] [INFO ] Deduced a trap composed of 28 places in 37 ms of which 1 ms to minimize.
[2024-05-22 20:08:46] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 311 ms
[2024-05-22 20:08:46] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 0 ms to minimize.
[2024-05-22 20:08:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 75 ms
[2024-05-22 20:08:47] [INFO ] Deduced a trap composed of 30 places in 58 ms of which 1 ms to minimize.
[2024-05-22 20:08:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 87 ms
[2024-05-22 20:08:47] [INFO ] Deduced a trap composed of 24 places in 54 ms of which 0 ms to minimize.
[2024-05-22 20:08:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 85 ms
[2024-05-22 20:08:48] [INFO ] Deduced a trap composed of 38 places in 44 ms of which 0 ms to minimize.
[2024-05-22 20:08:48] [INFO ] Deduced a trap composed of 36 places in 36 ms of which 0 ms to minimize.
[2024-05-22 20:08:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 138 ms
[2024-05-22 20:08:48] [INFO ] Deduced a trap composed of 32 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:08:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 68 ms
[2024-05-22 20:08:48] [INFO ] Deduced a trap composed of 12 places in 56 ms of which 1 ms to minimize.
[2024-05-22 20:08:48] [INFO ] Deduced a trap composed of 16 places in 51 ms of which 1 ms to minimize.
[2024-05-22 20:08:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 164 ms
[2024-05-22 20:08:49] [INFO ] Deduced a trap composed of 36 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:08:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 72 ms
[2024-05-22 20:08:49] [INFO ] Deduced a trap composed of 32 places in 45 ms of which 1 ms to minimize.
[2024-05-22 20:08:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2024-05-22 20:08:50] [INFO ] Deduced a trap composed of 32 places in 49 ms of which 0 ms to minimize.
[2024-05-22 20:08:50] [INFO ] Deduced a trap composed of 28 places in 50 ms of which 8 ms to minimize.
[2024-05-22 20:08:50] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 147 ms
[2024-05-22 20:08:50] [INFO ] After 8962ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :124
Attempting to minimize the solution found.
Minimization took 3225 ms.
[2024-05-22 20:08:54] [INFO ] After 15138ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :124
Parikh walk visited 0 properties in 30009 ms.
Support contains 171 out of 261 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 261/261 places, 249/249 transitions.
Applied a total of 0 rules in 9 ms. Remains 261 /261 variables (removed 0) and now considering 249/249 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 261/261 places, 249/249 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 261/261 places, 249/249 transitions.
Applied a total of 0 rules in 7 ms. Remains 261 /261 variables (removed 0) and now considering 249/249 (removed 0) transitions.
[2024-05-22 20:09:24] [INFO ] Invariant cache hit.
[2024-05-22 20:09:24] [INFO ] Implicit Places using invariants in 85 ms returned []
[2024-05-22 20:09:24] [INFO ] Invariant cache hit.
[2024-05-22 20:09:24] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:09:24] [INFO ] Implicit Places using invariants and state equation in 465 ms returned [20, 26, 143, 213, 252, 258]
Discarding 6 places :
Implicit Place search using SMT with State Equation took 555 ms to find 6 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 255/261 places, 249/249 transitions.
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 255 transition count 246
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 6 place count 252 transition count 246
Applied a total of 6 rules in 18 ms. Remains 252 /255 variables (removed 3) and now considering 246/249 (removed 3) transitions.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:09:24] [INFO ] Computed 43 invariants in 22 ms
[2024-05-22 20:09:24] [INFO ] Implicit Places using invariants in 99 ms returned []
[2024-05-22 20:09:24] [INFO ] Invariant cache hit.
[2024-05-22 20:09:24] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:09:25] [INFO ] Implicit Places using invariants and state equation in 477 ms returned []
Implicit Place search using SMT with State Equation took 578 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 252/261 places, 246/249 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1158 ms. Remains : 252/261 places, 246/249 transitions.
Interrupted random walk after 803795 steps, including 116118 resets, run timeout after 30001 ms. (steps per millisecond=26 ) properties seen 0
Incomplete Best-First random walk after 10000 steps, including 915 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 915 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 923 resets, run finished after 245 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 896 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 927 resets, run finished after 246 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 912 resets, run finished after 241 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 893 resets, run finished after 252 ms. (steps per millisecond=39 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 904 resets, run finished after 246 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 891 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 914 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 877 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 927 resets, run finished after 242 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 911 resets, run finished after 245 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 881 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 887 resets, run finished after 243 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 900 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 919 resets, run finished after 241 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 917 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 915 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 915 resets, run finished after 252 ms. (steps per millisecond=39 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 910 resets, run finished after 249 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 892 resets, run finished after 251 ms. (steps per millisecond=39 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 918 resets, run finished after 246 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 943 resets, run finished after 255 ms. (steps per millisecond=39 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 913 resets, run finished after 249 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 865 resets, run finished after 249 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 888 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 900 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 918 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 922 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 919 resets, run finished after 243 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 937 resets, run finished after 240 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 924 resets, run finished after 242 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 906 resets, run finished after 243 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 913 resets, run finished after 250 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 912 resets, run finished after 237 ms. (steps per millisecond=42 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 952 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 905 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 912 resets, run finished after 241 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 916 resets, run finished after 240 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 916 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 946 resets, run finished after 246 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 897 resets, run finished after 245 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 904 resets, run finished after 240 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 914 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 916 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 890 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 916 resets, run finished after 245 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 900 resets, run finished after 239 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 928 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Probably explored full state space saw : 681098 states, properties seen :0
Probabilistic random walk after 1362238 steps, saw 681098 distinct states, run finished after 30298 ms. (steps per millisecond=44 ) properties seen :0
SDD proceeding with computation,124 properties remain. new max is 2097152
SDD size :9.44182e+10 after 1.7808e+11
Interrupted probabilistic random walk after 5619515 steps, run timeout after 126001 ms. (steps per millisecond=44 ) properties seen :{}
Exhaustive walk after 5619515 steps, saw 2809841 distinct states, run finished after 126001 ms. (steps per millisecond=44 ) properties seen :0
Running SMT prover for 124 properties.
[2024-05-22 20:12:43] [INFO ] Invariant cache hit.
[2024-05-22 20:12:44] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:12:44] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 10 ms returned sat
[2024-05-22 20:12:47] [INFO ] After 1999ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:121
[2024-05-22 20:12:47] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:12:47] [INFO ] After 131ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :3 real:121
[2024-05-22 20:12:47] [INFO ] Deduced a trap composed of 32 places in 58 ms of which 1 ms to minimize.
[2024-05-22 20:12:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 83 ms
[2024-05-22 20:12:47] [INFO ] After 281ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:124
[2024-05-22 20:12:47] [INFO ] After 3456ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:124
[2024-05-22 20:12:47] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:12:47] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 10 ms returned sat
[2024-05-22 20:12:50] [INFO ] After 1782ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :124
[2024-05-22 20:12:53] [INFO ] After 2949ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :124
[2024-05-22 20:12:53] [INFO ] Deduced a trap composed of 21 places in 59 ms of which 0 ms to minimize.
[2024-05-22 20:12:53] [INFO ] Deduced a trap composed of 12 places in 79 ms of which 1 ms to minimize.
[2024-05-22 20:12:53] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 194 ms
[2024-05-22 20:12:57] [INFO ] After 7183ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :124
Attempting to minimize the solution found.
Minimization took 2725 ms.
[2024-05-22 20:13:00] [INFO ] After 12705ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :124
Parikh walk visited 0 properties in 30339 ms.
Support contains 171 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Applied a total of 0 rules in 7 ms. Remains 252 /252 variables (removed 0) and now considering 246/246 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 252/252 places, 246/246 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Applied a total of 0 rules in 6 ms. Remains 252 /252 variables (removed 0) and now considering 246/246 (removed 0) transitions.
[2024-05-22 20:13:30] [INFO ] Invariant cache hit.
[2024-05-22 20:13:30] [INFO ] Implicit Places using invariants in 102 ms returned []
[2024-05-22 20:13:30] [INFO ] Invariant cache hit.
[2024-05-22 20:13:30] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:13:31] [INFO ] Implicit Places using invariants and state equation in 480 ms returned []
Implicit Place search using SMT with State Equation took 596 ms to find 0 implicit places.
[2024-05-22 20:13:31] [INFO ] Redundant transitions in 10 ms returned []
[2024-05-22 20:13:31] [INFO ] Invariant cache hit.
[2024-05-22 20:13:31] [INFO ] Dead Transitions using invariants and state equation in 110 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 744 ms. Remains : 252/252 places, 246/246 transitions.
Incomplete random walk after 100000 steps, including 14486 resets, run finished after 3542 ms. (steps per millisecond=28 ) properties (out of 171) seen :0
Running SMT prover for 171 properties.
[2024-05-22 20:13:34] [INFO ] Invariant cache hit.
[2024-05-22 20:13:34] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:13:34] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:13:35] [INFO ] After 383ms SMT Verify possible using state equation in real domain returned unsat :0 sat :171
[2024-05-22 20:13:35] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:13:35] [INFO ] After 669ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :171
[2024-05-22 20:13:36] [INFO ] Deduced a trap composed of 10 places in 53 ms of which 0 ms to minimize.
[2024-05-22 20:13:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 73 ms
[2024-05-22 20:13:36] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:13:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 66 ms
[2024-05-22 20:13:36] [INFO ] Deduced a trap composed of 9 places in 43 ms of which 1 ms to minimize.
[2024-05-22 20:13:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 66 ms
[2024-05-22 20:13:36] [INFO ] Deduced a trap composed of 12 places in 44 ms of which 0 ms to minimize.
[2024-05-22 20:13:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 70 ms
[2024-05-22 20:13:36] [INFO ] Deduced a trap composed of 16 places in 48 ms of which 1 ms to minimize.
[2024-05-22 20:13:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 73 ms
[2024-05-22 20:13:37] [INFO ] Deduced a trap composed of 28 places in 44 ms of which 1 ms to minimize.
[2024-05-22 20:13:37] [INFO ] Deduced a trap composed of 32 places in 37 ms of which 2 ms to minimize.
[2024-05-22 20:13:37] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 127 ms
[2024-05-22 20:13:37] [INFO ] Deduced a trap composed of 28 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:13:37] [INFO ] Deduced a trap composed of 30 places in 34 ms of which 0 ms to minimize.
[2024-05-22 20:13:37] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 114 ms
[2024-05-22 20:13:37] [INFO ] Deduced a trap composed of 24 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:13:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 65 ms
[2024-05-22 20:13:38] [INFO ] Deduced a trap composed of 38 places in 34 ms of which 0 ms to minimize.
[2024-05-22 20:13:38] [INFO ] Deduced a trap composed of 40 places in 33 ms of which 0 ms to minimize.
[2024-05-22 20:13:38] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 114 ms
[2024-05-22 20:13:38] [INFO ] Deduced a trap composed of 36 places in 33 ms of which 0 ms to minimize.
[2024-05-22 20:13:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 69 ms
[2024-05-22 20:13:40] [INFO ] Deduced a trap composed of 32 places in 39 ms of which 0 ms to minimize.
[2024-05-22 20:13:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2024-05-22 20:13:40] [INFO ] Deduced a trap composed of 24 places in 53 ms of which 0 ms to minimize.
[2024-05-22 20:13:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 76 ms
[2024-05-22 20:13:40] [INFO ] Deduced a trap composed of 20 places in 48 ms of which 1 ms to minimize.
[2024-05-22 20:13:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 82 ms
[2024-05-22 20:13:41] [INFO ] After 6144ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:171
[2024-05-22 20:13:41] [INFO ] After 6657ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:171
[2024-05-22 20:13:41] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:13:41] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:13:41] [INFO ] After 460ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :171
[2024-05-22 20:13:42] [INFO ] After 891ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :171
[2024-05-22 20:13:43] [INFO ] Deduced a trap composed of 9 places in 56 ms of which 0 ms to minimize.
[2024-05-22 20:13:43] [INFO ] Deduced a trap composed of 14 places in 49 ms of which 1 ms to minimize.
[2024-05-22 20:13:43] [INFO ] Deduced a trap composed of 10 places in 60 ms of which 0 ms to minimize.
[2024-05-22 20:13:43] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 237 ms
[2024-05-22 20:13:43] [INFO ] Deduced a trap composed of 21 places in 55 ms of which 0 ms to minimize.
[2024-05-22 20:13:43] [INFO ] Deduced a trap composed of 20 places in 56 ms of which 0 ms to minimize.
[2024-05-22 20:13:43] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 1 ms to minimize.
[2024-05-22 20:13:43] [INFO ] Deduced a trap composed of 24 places in 55 ms of which 1 ms to minimize.
[2024-05-22 20:13:43] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 0 ms to minimize.
[2024-05-22 20:13:43] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 392 ms
[2024-05-22 20:13:43] [INFO ] Deduced a trap composed of 15 places in 58 ms of which 1 ms to minimize.
[2024-05-22 20:13:44] [INFO ] Deduced a trap composed of 24 places in 54 ms of which 0 ms to minimize.
[2024-05-22 20:13:44] [INFO ] Deduced a trap composed of 31 places in 51 ms of which 0 ms to minimize.
[2024-05-22 20:13:44] [INFO ] Deduced a trap composed of 28 places in 47 ms of which 0 ms to minimize.
[2024-05-22 20:13:44] [INFO ] Deduced a trap composed of 28 places in 44 ms of which 0 ms to minimize.
[2024-05-22 20:13:44] [INFO ] Deduced a trap composed of 36 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:13:44] [INFO ] Deduced a trap composed of 32 places in 44 ms of which 0 ms to minimize.
[2024-05-22 20:13:44] [INFO ] Deduced a trap composed of 24 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:13:44] [INFO ] Deduced a trap composed of 32 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:13:44] [INFO ] Deduced a trap composed of 36 places in 42 ms of which 0 ms to minimize.
[2024-05-22 20:13:44] [INFO ] Deduced a trap composed of 36 places in 42 ms of which 0 ms to minimize.
[2024-05-22 20:13:45] [INFO ] Deduced a trap composed of 28 places in 44 ms of which 1 ms to minimize.
[2024-05-22 20:13:45] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 1314 ms
[2024-05-22 20:13:46] [INFO ] Deduced a trap composed of 26 places in 55 ms of which 1 ms to minimize.
[2024-05-22 20:13:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 79 ms
[2024-05-22 20:13:46] [INFO ] Deduced a trap composed of 35 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:13:46] [INFO ] Deduced a trap composed of 40 places in 34 ms of which 0 ms to minimize.
[2024-05-22 20:13:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 117 ms
[2024-05-22 20:13:47] [INFO ] Deduced a trap composed of 38 places in 43 ms of which 1 ms to minimize.
[2024-05-22 20:13:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 68 ms
[2024-05-22 20:13:47] [INFO ] Deduced a trap composed of 12 places in 52 ms of which 0 ms to minimize.
[2024-05-22 20:13:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 72 ms
[2024-05-22 20:13:49] [INFO ] After 7159ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :171
Attempting to minimize the solution found.
Minimization took 2189 ms.
[2024-05-22 20:13:51] [INFO ] After 9929ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :171
Incomplete random walk after 1000000 steps, including 144097 resets, run finished after 29637 ms. (steps per millisecond=33 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 893 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 941 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 908 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 937 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 918 resets, run finished after 125 ms. (steps per millisecond=80 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 936 resets, run finished after 121 ms. (steps per millisecond=82 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 922 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 899 resets, run finished after 130 ms. (steps per millisecond=76 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 909 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 932 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 869 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 936 resets, run finished after 182 ms. (steps per millisecond=54 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 931 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 922 resets, run finished after 245 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 931 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 926 resets, run finished after 243 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 903 resets, run finished after 246 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 896 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 866 resets, run finished after 246 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 933 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 899 resets, run finished after 245 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 904 resets, run finished after 246 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 928 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 911 resets, run finished after 252 ms. (steps per millisecond=39 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 948 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 913 resets, run finished after 239 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 885 resets, run finished after 235 ms. (steps per millisecond=42 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 911 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 876 resets, run finished after 242 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 909 resets, run finished after 245 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 871 resets, run finished after 239 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 909 resets, run finished after 241 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 917 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 879 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 908 resets, run finished after 246 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 926 resets, run finished after 245 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 899 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 910 resets, run finished after 241 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 904 resets, run finished after 242 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 920 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 951 resets, run finished after 251 ms. (steps per millisecond=39 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 902 resets, run finished after 249 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 897 resets, run finished after 243 ms. (steps per millisecond=41 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 927 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 932 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 922 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 933 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 915 resets, run finished after 251 ms. (steps per millisecond=39 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 920 resets, run finished after 245 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 884 resets, run finished after 250 ms. (steps per millisecond=40 ) properties (out of 124) seen :0
Detected timeout of ITS tools.
[2024-05-22 20:14:50] [INFO ] Flatten gal took : 18 ms
[2024-05-22 20:14:50] [INFO ] Applying decomposition
[2024-05-22 20:14:50] [INFO ] Flatten gal took : 17 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202304061127/bin/convert-linux64' '-i' '/tmp/graph409247092019537777.txt' '-o' '/tmp/graph409247092019537777.bin' '-w' '/tmp/graph409247092019537777.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202304061127/bin/louvain-linux64' '/tmp/graph409247092019537777.bin' '-l' '-1' '-v' '-w' '/tmp/graph409247092019537777.weights' '-q' '0' '-e' '0.001'
[2024-05-22 20:14:50] [INFO ] Decomposing Gal with order
[2024-05-22 20:14:50] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-22 20:14:50] [INFO ] Removed a total of 187 redundant transitions.
[2024-05-22 20:14:50] [INFO ] Flatten gal took : 63 ms
[2024-05-22 20:14:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 10 labels/synchronizations in 16 ms.
[2024-05-22 20:14:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality343862650405100921.gal : 7 ms
[2024-05-22 20:14:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14532895928722603038.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality343862650405100921.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14532895928722603038.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality14532895928722603038.prop.
SDD proceeding with computation,124 properties remain. new max is 4
SDD size :1 after 11
SDD proceeding with computation,124 properties remain. new max is 8
SDD size :11 after 23
SDD proceeding with computation,124 properties remain. new max is 16
SDD size :1765 after 1772
SDD proceeding with computation,124 properties remain. new max is 32
SDD size :1772 after 1783
SDD proceeding with computation,124 properties remain. new max is 64
SDD size :1783 after 1812
SDD proceeding with computation,124 properties remain. new max is 128
SDD size :1812 after 1878
SDD proceeding with computation,124 properties remain. new max is 256
SDD size :1878 after 2048
SDD proceeding with computation,124 properties remain. new max is 512
SDD size :69507 after 69629
SDD proceeding with computation,124 properties remain. new max is 1024
SDD size :137279 after 137617
SDD proceeding with computation,124 properties remain. new max is 2048
SDD size :341557 after 341784
Probably explored full state space saw : 681098 states, properties seen :0
Probabilistic random walk after 1362238 steps, saw 681098 distinct states, run finished after 31151 ms. (steps per millisecond=43 ) properties seen :0
SDD proceeding with computation,124 properties remain. new max is 4096
SDD size :763326 after 763383
SDD proceeding with computation,124 properties remain. new max is 8192
SDD size :1.15341e+06 after 1.63332e+06
SDD proceeding with computation,124 properties remain. new max is 16384
SDD size :1.63332e+06 after 4.30672e+06
SDD proceeding with computation,124 properties remain. new max is 32768
SDD size :4.30672e+06 after 8.04003e+06
Interrupted probabilistic random walk after 4688712 steps, run timeout after 120001 ms. (steps per millisecond=39 ) properties seen :{}
Exhaustive walk after 4688712 steps, saw 2344426 distinct states, run finished after 120002 ms. (steps per millisecond=39 ) properties seen :0
Running SMT prover for 124 properties.
[2024-05-22 20:17:02] [INFO ] Invariant cache hit.
[2024-05-22 20:17:03] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:17:03] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 10 ms returned sat
[2024-05-22 20:17:06] [INFO ] After 2024ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:121
[2024-05-22 20:17:06] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:17:06] [INFO ] After 135ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :3 real:121
[2024-05-22 20:17:06] [INFO ] Deduced a trap composed of 32 places in 60 ms of which 2 ms to minimize.
[2024-05-22 20:17:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 93 ms
[2024-05-22 20:17:06] [INFO ] After 301ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:124
[2024-05-22 20:17:06] [INFO ] After 3422ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:124
[2024-05-22 20:17:06] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:17:06] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2024-05-22 20:17:09] [INFO ] After 1846ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :124
[2024-05-22 20:17:12] [INFO ] After 2983ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :124
[2024-05-22 20:17:12] [INFO ] Deduced a trap composed of 21 places in 63 ms of which 0 ms to minimize.
[2024-05-22 20:17:12] [INFO ] Deduced a trap composed of 12 places in 63 ms of which 0 ms to minimize.
[2024-05-22 20:17:12] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 182 ms
[2024-05-22 20:17:16] [INFO ] After 7294ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :124
Attempting to minimize the solution found.
Minimization took 2766 ms.
[2024-05-22 20:17:19] [INFO ] After 12960ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :124
Parikh walk visited 0 properties in 30006 ms.
Support contains 171 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Applied a total of 0 rules in 7 ms. Remains 252 /252 variables (removed 0) and now considering 246/246 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 252/252 places, 246/246 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Applied a total of 0 rules in 11 ms. Remains 252 /252 variables (removed 0) and now considering 246/246 (removed 0) transitions.
[2024-05-22 20:17:49] [INFO ] Invariant cache hit.
[2024-05-22 20:17:49] [INFO ] Implicit Places using invariants in 78 ms returned []
[2024-05-22 20:17:49] [INFO ] Invariant cache hit.
[2024-05-22 20:17:49] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:17:49] [INFO ] Implicit Places using invariants and state equation in 500 ms returned []
Implicit Place search using SMT with State Equation took 580 ms to find 0 implicit places.
[2024-05-22 20:17:49] [INFO ] Redundant transitions in 14 ms returned []
[2024-05-22 20:17:49] [INFO ] Invariant cache hit.
[2024-05-22 20:17:50] [INFO ] Dead Transitions using invariants and state equation in 122 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 735 ms. Remains : 252/252 places, 246/246 transitions.
Incomplete random walk after 100000 steps, including 14378 resets, run finished after 3187 ms. (steps per millisecond=31 ) properties (out of 171) seen :0
Running SMT prover for 171 properties.
[2024-05-22 20:17:53] [INFO ] Invariant cache hit.
[2024-05-22 20:17:53] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:17:53] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:17:53] [INFO ] After 461ms SMT Verify possible using state equation in real domain returned unsat :0 sat :171
[2024-05-22 20:17:53] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:17:54] [INFO ] After 715ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :171
[2024-05-22 20:17:55] [INFO ] Deduced a trap composed of 10 places in 58 ms of which 0 ms to minimize.
[2024-05-22 20:17:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 82 ms
[2024-05-22 20:17:55] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 3 ms to minimize.
[2024-05-22 20:17:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 87 ms
[2024-05-22 20:17:55] [INFO ] Deduced a trap composed of 9 places in 47 ms of which 0 ms to minimize.
[2024-05-22 20:17:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 74 ms
[2024-05-22 20:17:55] [INFO ] Deduced a trap composed of 12 places in 52 ms of which 0 ms to minimize.
[2024-05-22 20:17:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 80 ms
[2024-05-22 20:17:55] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 0 ms to minimize.
[2024-05-22 20:17:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 87 ms
[2024-05-22 20:17:56] [INFO ] Deduced a trap composed of 28 places in 45 ms of which 1 ms to minimize.
[2024-05-22 20:17:56] [INFO ] Deduced a trap composed of 32 places in 46 ms of which 3 ms to minimize.
[2024-05-22 20:17:56] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 142 ms
[2024-05-22 20:17:56] [INFO ] Deduced a trap composed of 28 places in 45 ms of which 1 ms to minimize.
[2024-05-22 20:17:56] [INFO ] Deduced a trap composed of 30 places in 43 ms of which 1 ms to minimize.
[2024-05-22 20:17:56] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 154 ms
[2024-05-22 20:17:56] [INFO ] Deduced a trap composed of 24 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:17:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 68 ms
[2024-05-22 20:17:56] [INFO ] Deduced a trap composed of 38 places in 42 ms of which 1 ms to minimize.
[2024-05-22 20:17:57] [INFO ] Deduced a trap composed of 40 places in 35 ms of which 0 ms to minimize.
[2024-05-22 20:17:57] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 128 ms
[2024-05-22 20:17:57] [INFO ] Deduced a trap composed of 36 places in 37 ms of which 0 ms to minimize.
[2024-05-22 20:17:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 78 ms
[2024-05-22 20:17:59] [INFO ] Deduced a trap composed of 32 places in 38 ms of which 1 ms to minimize.
[2024-05-22 20:17:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 75 ms
[2024-05-22 20:17:59] [INFO ] Deduced a trap composed of 24 places in 51 ms of which 0 ms to minimize.
[2024-05-22 20:17:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 77 ms
[2024-05-22 20:17:59] [INFO ] Deduced a trap composed of 20 places in 49 ms of which 0 ms to minimize.
[2024-05-22 20:17:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 82 ms
[2024-05-22 20:18:00] [INFO ] After 6511ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:171
[2024-05-22 20:18:00] [INFO ] After 7101ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:171
[2024-05-22 20:18:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:18:00] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:18:00] [INFO ] After 484ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :171
[2024-05-22 20:18:01] [INFO ] After 925ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :171
[2024-05-22 20:18:02] [INFO ] Deduced a trap composed of 9 places in 53 ms of which 0 ms to minimize.
[2024-05-22 20:18:02] [INFO ] Deduced a trap composed of 14 places in 47 ms of which 0 ms to minimize.
[2024-05-22 20:18:02] [INFO ] Deduced a trap composed of 10 places in 62 ms of which 10 ms to minimize.
[2024-05-22 20:18:02] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 245 ms
[2024-05-22 20:18:02] [INFO ] Deduced a trap composed of 21 places in 54 ms of which 0 ms to minimize.
[2024-05-22 20:18:02] [INFO ] Deduced a trap composed of 20 places in 50 ms of which 0 ms to minimize.
[2024-05-22 20:18:02] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 1 ms to minimize.
[2024-05-22 20:18:02] [INFO ] Deduced a trap composed of 24 places in 51 ms of which 0 ms to minimize.
[2024-05-22 20:18:02] [INFO ] Deduced a trap composed of 17 places in 47 ms of which 0 ms to minimize.
[2024-05-22 20:18:02] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 363 ms
[2024-05-22 20:18:03] [INFO ] Deduced a trap composed of 15 places in 61 ms of which 0 ms to minimize.
[2024-05-22 20:18:03] [INFO ] Deduced a trap composed of 24 places in 47 ms of which 0 ms to minimize.
[2024-05-22 20:18:03] [INFO ] Deduced a trap composed of 31 places in 52 ms of which 0 ms to minimize.
[2024-05-22 20:18:03] [INFO ] Deduced a trap composed of 28 places in 41 ms of which 0 ms to minimize.
[2024-05-22 20:18:03] [INFO ] Deduced a trap composed of 28 places in 38 ms of which 0 ms to minimize.
[2024-05-22 20:18:03] [INFO ] Deduced a trap composed of 36 places in 43 ms of which 0 ms to minimize.
[2024-05-22 20:18:03] [INFO ] Deduced a trap composed of 32 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:18:03] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 0 ms to minimize.
[2024-05-22 20:18:03] [INFO ] Deduced a trap composed of 32 places in 44 ms of which 0 ms to minimize.
[2024-05-22 20:18:03] [INFO ] Deduced a trap composed of 36 places in 41 ms of which 0 ms to minimize.
[2024-05-22 20:18:03] [INFO ] Deduced a trap composed of 36 places in 43 ms of which 2 ms to minimize.
[2024-05-22 20:18:04] [INFO ] Deduced a trap composed of 28 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:18:04] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 1306 ms
[2024-05-22 20:18:05] [INFO ] Deduced a trap composed of 26 places in 51 ms of which 0 ms to minimize.
[2024-05-22 20:18:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 72 ms
[2024-05-22 20:18:05] [INFO ] Deduced a trap composed of 35 places in 38 ms of which 1 ms to minimize.
[2024-05-22 20:18:05] [INFO ] Deduced a trap composed of 40 places in 37 ms of which 0 ms to minimize.
[2024-05-22 20:18:05] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 112 ms
[2024-05-22 20:18:06] [INFO ] Deduced a trap composed of 38 places in 42 ms of which 0 ms to minimize.
[2024-05-22 20:18:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 67 ms
[2024-05-22 20:18:06] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 0 ms to minimize.
[2024-05-22 20:18:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 79 ms
[2024-05-22 20:18:08] [INFO ] After 7357ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :171
Attempting to minimize the solution found.
Minimization took 2304 ms.
[2024-05-22 20:18:10] [INFO ] After 10268ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :171
Incomplete random walk after 10000 steps, including 1430 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 936 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 778753 steps, run timeout after 3001 ms. (steps per millisecond=259 ) properties seen :{}
Probabilistic random walk after 778753 steps, saw 389461 distinct states, run finished after 3001 ms. (steps per millisecond=259 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:18:13] [INFO ] Invariant cache hit.
[2024-05-22 20:18:13] [INFO ] [Real]Absence check using 2 positive place invariants in 11 ms returned sat
[2024-05-22 20:18:13] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 17 ms returned sat
[2024-05-22 20:18:13] [INFO ] After 71ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:18:13] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:18:13] [INFO ] After 61ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:18:13] [INFO ] After 84ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:18:13] [INFO ] After 245ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 25 times.
Iterating global reduction 1 with 25 rules applied. Total rules applied 27 place count 251 transition count 220
Reduce places removed 25 places and 0 transitions.
Iterating post reduction 1 with 25 rules applied. Total rules applied 52 place count 226 transition count 220
Partial Free-agglomeration rule applied 26 times.
Drop transitions removed 26 transitions
Iterating global reduction 2 with 26 rules applied. Total rules applied 78 place count 226 transition count 220
Applied a total of 78 rules in 41 ms. Remains 226 /252 variables (removed 26) and now considering 220/246 (removed 26) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 226/252 places, 220/246 transitions.
Incomplete random walk after 10000 steps, including 1423 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 919 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 810993 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :{}
Probabilistic random walk after 810993 steps, saw 405585 distinct states, run finished after 3001 ms. (steps per millisecond=270 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 220 rows 226 cols
[2024-05-22 20:18:17] [INFO ] Computed 43 invariants in 14 ms
[2024-05-22 20:18:17] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-22 20:18:17] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 13 ms returned sat
[2024-05-22 20:18:17] [INFO ] After 69ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:18:17] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:18:17] [INFO ] After 39ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:17] [INFO ] After 171ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-22 20:18:17] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 12 ms returned sat
[2024-05-22 20:18:17] [INFO ] After 68ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:17] [INFO ] After 28ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:17] [INFO ] After 46ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:18:17] [INFO ] After 177ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 226 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 226/226 places, 220/220 transitions.
Applied a total of 0 rules in 9 ms. Remains 226 /226 variables (removed 0) and now considering 220/220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 226/226 places, 220/220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 226/226 places, 220/220 transitions.
Applied a total of 0 rules in 7 ms. Remains 226 /226 variables (removed 0) and now considering 220/220 (removed 0) transitions.
[2024-05-22 20:18:17] [INFO ] Invariant cache hit.
[2024-05-22 20:18:17] [INFO ] Implicit Places using invariants in 200 ms returned [44, 49, 71, 76, 96, 102, 123, 128, 148, 153, 174, 180]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 201 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 214/226 places, 220/220 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 214 transition count 214
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 208 transition count 214
Applied a total of 12 rules in 18 ms. Remains 208 /214 variables (removed 6) and now considering 214/220 (removed 6) transitions.
// Phase 1: matrix 214 rows 208 cols
[2024-05-22 20:18:17] [INFO ] Computed 31 invariants in 12 ms
[2024-05-22 20:18:17] [INFO ] Implicit Places using invariants in 152 ms returned []
[2024-05-22 20:18:17] [INFO ] Invariant cache hit.
[2024-05-22 20:18:17] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:18:18] [INFO ] Implicit Places using invariants and state equation in 1144 ms returned []
Implicit Place search using SMT with State Equation took 1300 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 208/226 places, 214/220 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1526 ms. Remains : 208/226 places, 214/220 transitions.
Incomplete random walk after 10000 steps, including 1470 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 898 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 809881 steps, run timeout after 3001 ms. (steps per millisecond=269 ) properties seen :{}
Probabilistic random walk after 809881 steps, saw 405036 distinct states, run finished after 3001 ms. (steps per millisecond=269 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:18:21] [INFO ] Invariant cache hit.
[2024-05-22 20:18:21] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:18:21] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:18:22] [INFO ] After 72ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:18:22] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:18:22] [INFO ] After 33ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:18:22] [INFO ] Deduced a trap composed of 4 places in 70 ms of which 1 ms to minimize.
[2024-05-22 20:18:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 91 ms
[2024-05-22 20:18:22] [INFO ] After 136ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:22] [INFO ] After 267ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:18:22] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:18:22] [INFO ] After 63ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:22] [INFO ] After 41ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:22] [INFO ] After 56ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:18:22] [INFO ] After 180ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 12 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 208/208 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 6 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:18:22] [INFO ] Invariant cache hit.
[2024-05-22 20:18:22] [INFO ] Implicit Places using invariants in 126 ms returned []
[2024-05-22 20:18:22] [INFO ] Invariant cache hit.
[2024-05-22 20:18:22] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:18:23] [INFO ] Implicit Places using invariants and state equation in 1239 ms returned []
Implicit Place search using SMT with State Equation took 1367 ms to find 0 implicit places.
[2024-05-22 20:18:23] [INFO ] Redundant transitions in 4 ms returned []
[2024-05-22 20:18:23] [INFO ] Invariant cache hit.
[2024-05-22 20:18:23] [INFO ] Dead Transitions using invariants and state equation in 107 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1495 ms. Remains : 208/208 places, 214/214 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 208 transition count 196
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 190 transition count 196
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 181 transition count 187
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 181 transition count 187
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 56 place count 180 transition count 186
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 180 transition count 184
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 178 transition count 184
Applied a total of 60 rules in 23 ms. Remains 178 /208 variables (removed 30) and now considering 184/214 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 184 rows 178 cols
[2024-05-22 20:18:23] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:18:23] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:18:23] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:18:24] [INFO ] After 59ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:18:24] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:18:24] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:24] [INFO ] After 124ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:18:24] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 4 ms returned sat
[2024-05-22 20:18:24] [INFO ] After 65ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:24] [INFO ] After 11ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:24] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 1 ms to minimize.
[2024-05-22 20:18:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 66 ms
[2024-05-22 20:18:24] [INFO ] After 82ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2024-05-22 20:18:24] [INFO ] After 202ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1461 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 904 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 784386 steps, run timeout after 3001 ms. (steps per millisecond=261 ) properties seen :{}
Probabilistic random walk after 784386 steps, saw 392279 distinct states, run finished after 3001 ms. (steps per millisecond=261 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:18:27] [INFO ] Computed 43 invariants in 16 ms
[2024-05-22 20:18:27] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:18:27] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 11 ms returned sat
[2024-05-22 20:18:27] [INFO ] After 116ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:18:27] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:18:27] [INFO ] After 23ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:27] [INFO ] After 233ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:27] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:18:27] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 9 ms returned sat
[2024-05-22 20:18:27] [INFO ] After 108ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:27] [INFO ] After 22ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:27] [INFO ] After 41ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:18:27] [INFO ] After 221ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 24 times.
Iterating global reduction 1 with 24 rules applied. Total rules applied 26 place count 251 transition count 221
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 50 place count 227 transition count 221
Partial Free-agglomeration rule applied 26 times.
Drop transitions removed 26 transitions
Iterating global reduction 2 with 26 rules applied. Total rules applied 76 place count 227 transition count 221
Applied a total of 76 rules in 21 ms. Remains 227 /252 variables (removed 25) and now considering 221/246 (removed 25) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 227/252 places, 221/246 transitions.
Incomplete random walk after 10000 steps, including 1462 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 888 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
SDD proceeding with computation,124 properties remain. new max is 65536
Interrupted probabilistic random walk after 836831 steps, run timeout after 3001 ms. (steps per millisecond=278 ) properties seen :{}
Probabilistic random walk after 836831 steps, saw 418508 distinct states, run finished after 3001 ms. (steps per millisecond=278 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 221 rows 227 cols
[2024-05-22 20:18:30] [INFO ] Computed 43 invariants in 18 ms
[2024-05-22 20:18:30] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-22 20:18:30] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 16 ms returned sat
SDD size :8.04003e+06 after 8.30445e+06
[2024-05-22 20:18:30] [INFO ] After 91ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:18:30] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:18:31] [INFO ] After 116ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:18:31] [INFO ] After 134ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:18:31] [INFO ] After 307ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 227 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 6 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 227/227 places, 221/221 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 6 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
[2024-05-22 20:18:31] [INFO ] Invariant cache hit.
[2024-05-22 20:18:31] [INFO ] Implicit Places using invariants in 171 ms returned [43, 71, 76, 97, 103, 124, 129, 149, 154, 175, 181]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 172 ms to find 11 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 216/227 places, 221/221 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 216 transition count 216
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 211 transition count 216
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 211 transition count 216
Applied a total of 11 rules in 15 ms. Remains 211 /216 variables (removed 5) and now considering 216/221 (removed 5) transitions.
// Phase 1: matrix 216 rows 211 cols
[2024-05-22 20:18:31] [INFO ] Computed 32 invariants in 13 ms
[2024-05-22 20:18:31] [INFO ] Implicit Places using invariants in 142 ms returned []
[2024-05-22 20:18:31] [INFO ] Invariant cache hit.
[2024-05-22 20:18:31] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:18:33] [INFO ] Implicit Places using invariants and state equation in 1638 ms returned []
Implicit Place search using SMT with State Equation took 1786 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 211/227 places, 216/221 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1980 ms. Remains : 211/227 places, 216/221 transitions.
Incomplete random walk after 10000 steps, including 1449 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 890 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 820298 steps, run timeout after 3001 ms. (steps per millisecond=273 ) properties seen :{}
Probabilistic random walk after 820298 steps, saw 410235 distinct states, run finished after 3001 ms. (steps per millisecond=273 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:18:36] [INFO ] Invariant cache hit.
[2024-05-22 20:18:36] [INFO ] [Real]Absence check using 14 positive place invariants in 12 ms returned sat
[2024-05-22 20:18:36] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:18:36] [INFO ] After 91ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:18:36] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:18:36] [INFO ] After 66ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:18:36] [INFO ] After 83ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:18:36] [INFO ] After 251ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 211 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 211/211 places, 216/216 transitions.
Applied a total of 0 rules in 6 ms. Remains 211 /211 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 211/211 places, 216/216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 211/211 places, 216/216 transitions.
Applied a total of 0 rules in 4 ms. Remains 211 /211 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2024-05-22 20:18:36] [INFO ] Invariant cache hit.
[2024-05-22 20:18:36] [INFO ] Implicit Places using invariants in 126 ms returned []
[2024-05-22 20:18:36] [INFO ] Invariant cache hit.
[2024-05-22 20:18:36] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:18:38] [INFO ] Implicit Places using invariants and state equation in 1535 ms returned []
Implicit Place search using SMT with State Equation took 1681 ms to find 0 implicit places.
[2024-05-22 20:18:38] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:18:38] [INFO ] Invariant cache hit.
[2024-05-22 20:18:38] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1804 ms. Remains : 211/211 places, 216/216 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 211 transition count 198
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 193 transition count 198
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 44 place count 185 transition count 190
Iterating global reduction 0 with 8 rules applied. Total rules applied 52 place count 185 transition count 190
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 54 place count 184 transition count 189
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 184 transition count 187
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 182 transition count 187
Applied a total of 58 rules in 25 ms. Remains 182 /211 variables (removed 29) and now considering 187/216 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 187 rows 182 cols
[2024-05-22 20:18:38] [INFO ] Computed 32 invariants in 6 ms
[2024-05-22 20:18:38] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2024-05-22 20:18:38] [INFO ] [Real]Absence check using 7 positive and 25 generalized place invariants in 5 ms returned sat
[2024-05-22 20:18:38] [INFO ] After 69ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:18:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:18:38] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:18:38] [INFO ] After 17ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2024-05-22 20:18:38] [INFO ] After 149ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1466 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 928 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 802022 steps, run timeout after 3001 ms. (steps per millisecond=267 ) properties seen :{}
Probabilistic random walk after 802022 steps, saw 401105 distinct states, run finished after 3001 ms. (steps per millisecond=267 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:18:41] [INFO ] Computed 43 invariants in 21 ms
[2024-05-22 20:18:41] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:18:41] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:18:41] [INFO ] After 104ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:18:41] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:18:41] [INFO ] After 23ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:41] [INFO ] After 189ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:41] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:18:41] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 7 ms returned sat
[2024-05-22 20:18:41] [INFO ] After 103ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:41] [INFO ] After 21ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:41] [INFO ] After 38ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:18:41] [INFO ] After 216ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 79 place count 225 transition count 219
Applied a total of 79 rules in 23 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1467 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 917 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Probably explored full state space saw : 355343 states, properties seen :0
Probabilistic random walk after 710692 steps, saw 355343 distinct states, run finished after 2547 ms. (steps per millisecond=279 ) properties seen :0
Interrupted probabilistic random walk after 837177 steps, run timeout after 3001 ms. (steps per millisecond=278 ) properties seen :{}
Exhaustive walk after 837177 steps, saw 418692 distinct states, run finished after 3001 ms. (steps per millisecond=278 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:18:47] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:18:47] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:18:47] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 10 ms returned sat
[2024-05-22 20:18:47] [INFO ] After 89ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:18:47] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:18:47] [INFO ] After 72ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:47] [INFO ] After 225ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:47] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:18:47] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 10 ms returned sat
[2024-05-22 20:18:47] [INFO ] After 82ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:47] [INFO ] After 67ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:47] [INFO ] After 86ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2024-05-22 20:18:47] [INFO ] After 243ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 15 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:18:47] [INFO ] Invariant cache hit.
[2024-05-22 20:18:48] [INFO ] Implicit Places using invariants in 235 ms returned [43, 70, 75, 95, 101, 122, 127, 147, 152, 173, 179]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 237 ms to find 11 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 214/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 214 transition count 214
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 209 transition count 214
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 209 transition count 214
Applied a total of 11 rules in 13 ms. Remains 209 /214 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 209 cols
[2024-05-22 20:18:48] [INFO ] Computed 32 invariants in 9 ms
[2024-05-22 20:18:48] [INFO ] Implicit Places using invariants in 371 ms returned []
[2024-05-22 20:18:48] [INFO ] Invariant cache hit.
[2024-05-22 20:18:48] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:18:49] [INFO ] Implicit Places using invariants and state equation in 1206 ms returned []
Implicit Place search using SMT with State Equation took 1588 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 209/225 places, 214/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1843 ms. Remains : 209/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1438 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 916 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 844831 steps, run timeout after 3001 ms. (steps per millisecond=281 ) properties seen :{}
Probabilistic random walk after 844831 steps, saw 422511 distinct states, run finished after 3001 ms. (steps per millisecond=281 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:18:52] [INFO ] Invariant cache hit.
[2024-05-22 20:18:52] [INFO ] [Real]Absence check using 14 positive place invariants in 12 ms returned sat
[2024-05-22 20:18:52] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 24 ms returned sat
[2024-05-22 20:18:53] [INFO ] After 121ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:18:53] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:18:53] [INFO ] After 87ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:53] [INFO ] After 293ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:53] [INFO ] [Nat]Absence check using 14 positive place invariants in 12 ms returned sat
[2024-05-22 20:18:53] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:18:53] [INFO ] After 142ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:53] [INFO ] After 83ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:53] [INFO ] After 100ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 22 ms.
[2024-05-22 20:18:53] [INFO ] After 325ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 209 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 214/214 transitions.
Applied a total of 0 rules in 4 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 209/209 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 214/214 transitions.
Applied a total of 0 rules in 4 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:18:53] [INFO ] Invariant cache hit.
[2024-05-22 20:18:53] [INFO ] Implicit Places using invariants in 204 ms returned []
[2024-05-22 20:18:53] [INFO ] Invariant cache hit.
[2024-05-22 20:18:53] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:18:54] [INFO ] Implicit Places using invariants and state equation in 1078 ms returned []
Implicit Place search using SMT with State Equation took 1284 ms to find 0 implicit places.
[2024-05-22 20:18:54] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 20:18:54] [INFO ] Invariant cache hit.
[2024-05-22 20:18:54] [INFO ] Dead Transitions using invariants and state equation in 110 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1422 ms. Remains : 209/209 places, 214/214 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 209 transition count 196
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 191 transition count 196
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 44 place count 183 transition count 188
Iterating global reduction 0 with 8 rules applied. Total rules applied 52 place count 183 transition count 188
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 54 place count 182 transition count 187
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 182 transition count 185
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 180 transition count 185
Applied a total of 58 rules in 15 ms. Remains 180 /209 variables (removed 29) and now considering 185/214 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 185 rows 180 cols
[2024-05-22 20:18:54] [INFO ] Computed 32 invariants in 10 ms
[2024-05-22 20:18:54] [INFO ] [Real]Absence check using 14 positive place invariants in 8 ms returned sat
[2024-05-22 20:18:54] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:18:55] [INFO ] After 86ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:18:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:18:55] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:18:55] [INFO ] After 19ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2024-05-22 20:18:55] [INFO ] After 178ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1438 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 930 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 781411 steps, run timeout after 3001 ms. (steps per millisecond=260 ) properties seen :{}
Probabilistic random walk after 781411 steps, saw 390788 distinct states, run finished after 3002 ms. (steps per millisecond=260 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:18:58] [INFO ] Computed 43 invariants in 18 ms
[2024-05-22 20:18:58] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:18:58] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:18:58] [INFO ] After 81ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:18:58] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:18:58] [INFO ] After 96ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:58] [INFO ] After 254ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:18:58] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:18:58] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:18:58] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:58] [INFO ] After 147ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:18:58] [INFO ] After 167ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2024-05-22 20:18:58] [INFO ] After 323ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 24 times.
Iterating global reduction 1 with 24 rules applied. Total rules applied 26 place count 251 transition count 221
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 50 place count 227 transition count 221
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 75 place count 227 transition count 221
Applied a total of 75 rules in 29 ms. Remains 227 /252 variables (removed 25) and now considering 221/246 (removed 25) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 227/252 places, 221/246 transitions.
Incomplete random walk after 10000 steps, including 1433 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 924 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 837435 steps, run timeout after 3001 ms. (steps per millisecond=279 ) properties seen :{}
Probabilistic random walk after 837435 steps, saw 418809 distinct states, run finished after 3001 ms. (steps per millisecond=279 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 221 rows 227 cols
[2024-05-22 20:19:01] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:19:01] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:19:01] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 13 ms returned sat
[2024-05-22 20:19:01] [INFO ] After 67ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:19:01] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:02] [INFO ] After 96ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:19:02] [INFO ] After 115ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:19:02] [INFO ] After 268ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 227 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 4 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 227/227 places, 221/221 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 8 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
[2024-05-22 20:19:02] [INFO ] Invariant cache hit.
[2024-05-22 20:19:02] [INFO ] Implicit Places using invariants in 222 ms returned [72, 77, 97, 103, 124, 129, 149, 154, 175, 181]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 239 ms to find 10 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 217/227 places, 221/221 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 217 transition count 216
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 212 transition count 216
Applied a total of 10 rules in 11 ms. Remains 212 /217 variables (removed 5) and now considering 216/221 (removed 5) transitions.
// Phase 1: matrix 216 rows 212 cols
[2024-05-22 20:19:02] [INFO ] Computed 33 invariants in 10 ms
[2024-05-22 20:19:02] [INFO ] Implicit Places using invariants in 291 ms returned []
[2024-05-22 20:19:02] [INFO ] Invariant cache hit.
[2024-05-22 20:19:02] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:03] [INFO ] Implicit Places using invariants and state equation in 1320 ms returned []
Implicit Place search using SMT with State Equation took 1621 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 212/227 places, 216/221 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1881 ms. Remains : 212/227 places, 216/221 transitions.
Incomplete random walk after 10000 steps, including 1407 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 948 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 850993 steps, run timeout after 3001 ms. (steps per millisecond=283 ) properties seen :{}
Probabilistic random walk after 850993 steps, saw 425592 distinct states, run finished after 3001 ms. (steps per millisecond=283 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:19:06] [INFO ] Invariant cache hit.
[2024-05-22 20:19:07] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2024-05-22 20:19:07] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 6 ms returned sat
[2024-05-22 20:19:07] [INFO ] After 92ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:19:07] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:07] [INFO ] After 36ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:19:07] [INFO ] After 202ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:19:07] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2024-05-22 20:19:07] [INFO ] [Nat]Absence check using 4 positive and 29 generalized place invariants in 5 ms returned sat
[2024-05-22 20:19:07] [INFO ] After 79ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:07] [INFO ] After 44ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:07] [INFO ] After 61ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:19:07] [INFO ] After 202ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 212 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 212/212 places, 216/216 transitions.
Applied a total of 0 rules in 3 ms. Remains 212 /212 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 212/212 places, 216/216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 212/212 places, 216/216 transitions.
Applied a total of 0 rules in 3 ms. Remains 212 /212 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2024-05-22 20:19:07] [INFO ] Invariant cache hit.
[2024-05-22 20:19:07] [INFO ] Implicit Places using invariants in 121 ms returned []
[2024-05-22 20:19:07] [INFO ] Invariant cache hit.
[2024-05-22 20:19:07] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:08] [INFO ] Implicit Places using invariants and state equation in 1210 ms returned []
Implicit Place search using SMT with State Equation took 1353 ms to find 0 implicit places.
[2024-05-22 20:19:08] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:19:08] [INFO ] Invariant cache hit.
[2024-05-22 20:19:08] [INFO ] Dead Transitions using invariants and state equation in 99 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1473 ms. Remains : 212/212 places, 216/216 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 212 transition count 198
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 194 transition count 198
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 44 place count 186 transition count 190
Iterating global reduction 0 with 8 rules applied. Total rules applied 52 place count 186 transition count 190
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 54 place count 185 transition count 189
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 185 transition count 187
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 183 transition count 187
Applied a total of 58 rules in 28 ms. Remains 183 /212 variables (removed 29) and now considering 187/216 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 187 rows 183 cols
[2024-05-22 20:19:08] [INFO ] Computed 33 invariants in 18 ms
[2024-05-22 20:19:08] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2024-05-22 20:19:08] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 9 ms returned sat
[2024-05-22 20:19:09] [INFO ] After 96ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:19:09] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:19:09] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:19:09] [INFO ] After 19ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:19:09] [INFO ] After 182ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1451 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 890 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 796659 steps, run timeout after 3001 ms. (steps per millisecond=265 ) properties seen :{}
Probabilistic random walk after 796659 steps, saw 398425 distinct states, run finished after 3002 ms. (steps per millisecond=265 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:19:12] [INFO ] Computed 43 invariants in 16 ms
[2024-05-22 20:19:12] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:19:12] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:19:12] [INFO ] After 144ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:19:12] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:19:12] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:19:12] [INFO ] After 95ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:12] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:19:12] [INFO ] After 67ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:12] [INFO ] After 99ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 22 ms.
[2024-05-22 20:19:12] [INFO ] After 266ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 22 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1435 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 924 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 826656 steps, run timeout after 3001 ms. (steps per millisecond=275 ) properties seen :{}
Probabilistic random walk after 826656 steps, saw 413424 distinct states, run finished after 3001 ms. (steps per millisecond=275 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:19:15] [INFO ] Computed 43 invariants in 20 ms
[2024-05-22 20:19:15] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:19:15] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:19:15] [INFO ] After 166ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:19:15] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:19:15] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:19:15] [INFO ] After 102ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:15] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:16] [INFO ] After 107ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:16] [INFO ] Deduced a trap composed of 15 places in 65 ms of which 1 ms to minimize.
[2024-05-22 20:19:16] [INFO ] Deduced a trap composed of 16 places in 58 ms of which 0 ms to minimize.
[2024-05-22 20:19:16] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 157 ms
[2024-05-22 20:19:16] [INFO ] After 273ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 77 ms.
[2024-05-22 20:19:16] [INFO ] After 521ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:19:16] [INFO ] Invariant cache hit.
[2024-05-22 20:19:16] [INFO ] Implicit Places using invariants in 201 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 217 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 7 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:19:16] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:19:16] [INFO ] Implicit Places using invariants in 182 ms returned []
[2024-05-22 20:19:16] [INFO ] Invariant cache hit.
[2024-05-22 20:19:16] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:18] [INFO ] Implicit Places using invariants and state equation in 1410 ms returned []
Implicit Place search using SMT with State Equation took 1607 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1836 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1446 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 888 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 827535 steps, run timeout after 3001 ms. (steps per millisecond=275 ) properties seen :{}
Probabilistic random walk after 827535 steps, saw 413856 distinct states, run finished after 3001 ms. (steps per millisecond=275 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:19:21] [INFO ] Invariant cache hit.
[2024-05-22 20:19:21] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:19:21] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:19:21] [INFO ] After 161ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:19:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:19:21] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:19:21] [INFO ] After 97ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:21] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:21] [INFO ] After 108ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:21] [INFO ] Deduced a trap composed of 15 places in 53 ms of which 0 ms to minimize.
[2024-05-22 20:19:21] [INFO ] Deduced a trap composed of 12 places in 57 ms of which 0 ms to minimize.
[2024-05-22 20:19:21] [INFO ] Deduced a trap composed of 13 places in 64 ms of which 0 ms to minimize.
[2024-05-22 20:19:21] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 221 ms
[2024-05-22 20:19:21] [INFO ] After 338ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2024-05-22 20:19:21] [INFO ] After 499ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 17 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:19:21] [INFO ] Invariant cache hit.
[2024-05-22 20:19:22] [INFO ] Implicit Places using invariants in 287 ms returned []
[2024-05-22 20:19:22] [INFO ] Invariant cache hit.
[2024-05-22 20:19:22] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:23] [INFO ] Implicit Places using invariants and state equation in 1333 ms returned []
Implicit Place search using SMT with State Equation took 1633 ms to find 0 implicit places.
[2024-05-22 20:19:23] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:19:23] [INFO ] Invariant cache hit.
[2024-05-22 20:19:23] [INFO ] Dead Transitions using invariants and state equation in 100 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1768 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 11 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:19:23] [INFO ] Computed 31 invariants in 9 ms
[2024-05-22 20:19:23] [INFO ] [Real]Absence check using 13 positive place invariants in 80 ms returned sat
[2024-05-22 20:19:23] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 45 ms returned sat
[2024-05-22 20:19:23] [INFO ] After 301ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:19:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:19:23] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:19:24] [INFO ] After 65ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:24] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:19:24] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:24] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 1 ms to minimize.
[2024-05-22 20:19:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 84 ms
[2024-05-22 20:19:24] [INFO ] After 105ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:19:24] [INFO ] After 233ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1445 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 894 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 787143 steps, run timeout after 3001 ms. (steps per millisecond=262 ) properties seen :{}
Probabilistic random walk after 787143 steps, saw 393653 distinct states, run finished after 3001 ms. (steps per millisecond=262 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:19:27] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:19:27] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:19:27] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:19:27] [INFO ] After 97ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:19:27] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:19:27] [INFO ] After 51ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:19:27] [INFO ] After 69ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:19:27] [INFO ] After 240ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 79 place count 225 transition count 219
Applied a total of 79 rules in 12 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1461 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 937 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Probably explored full state space saw : 355343 states, properties seen :0
Probabilistic random walk after 710692 steps, saw 355343 distinct states, run finished after 2567 ms. (steps per millisecond=276 ) properties seen :0
Interrupted probabilistic random walk after 848784 steps, run timeout after 3001 ms. (steps per millisecond=282 ) properties seen :{}
Exhaustive walk after 848784 steps, saw 424492 distinct states, run finished after 3002 ms. (steps per millisecond=282 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:19:33] [INFO ] Computed 43 invariants in 11 ms
[2024-05-22 20:19:33] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2024-05-22 20:19:33] [INFO ] [Real]Absence check using 13 positive and 30 generalized place invariants in 5 ms returned sat
[2024-05-22 20:19:33] [INFO ] After 71ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:19:33] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:33] [INFO ] After 46ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:19:33] [INFO ] After 66ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:19:33] [INFO ] After 218ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:19:33] [INFO ] Invariant cache hit.
[2024-05-22 20:19:33] [INFO ] Implicit Places using invariants in 188 ms returned [43, 48, 70, 75, 95, 101, 122, 127, 147, 152, 173, 179]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 216 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 213/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 213 transition count 213
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 207 transition count 213
Applied a total of 12 rules in 12 ms. Remains 207 /213 variables (removed 6) and now considering 213/219 (removed 6) transitions.
// Phase 1: matrix 213 rows 207 cols
[2024-05-22 20:19:33] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:19:33] [INFO ] Implicit Places using invariants in 138 ms returned []
[2024-05-22 20:19:33] [INFO ] Invariant cache hit.
[2024-05-22 20:19:33] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:35] [INFO ] Implicit Places using invariants and state equation in 1598 ms returned []
Implicit Place search using SMT with State Equation took 1738 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 207/225 places, 213/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1969 ms. Remains : 207/225 places, 213/219 transitions.
Incomplete random walk after 10000 steps, including 1472 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 910 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 833386 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 833386 steps, saw 416784 distinct states, run finished after 3001 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:19:38] [INFO ] Invariant cache hit.
[2024-05-22 20:19:38] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2024-05-22 20:19:38] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:19:38] [INFO ] After 70ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:19:38] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:38] [INFO ] After 31ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:19:38] [INFO ] After 172ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:19:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2024-05-22 20:19:38] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:19:38] [INFO ] After 72ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:38] [INFO ] After 83ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:38] [INFO ] After 100ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:19:38] [INFO ] After 251ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 207 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 213/213 transitions.
Applied a total of 0 rules in 3 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 207/207 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 213/213 transitions.
Applied a total of 0 rules in 3 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2024-05-22 20:19:38] [INFO ] Invariant cache hit.
[2024-05-22 20:19:38] [INFO ] Implicit Places using invariants in 127 ms returned []
[2024-05-22 20:19:38] [INFO ] Invariant cache hit.
[2024-05-22 20:19:38] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:40] [INFO ] Implicit Places using invariants and state equation in 1535 ms returned []
Implicit Place search using SMT with State Equation took 1674 ms to find 0 implicit places.
[2024-05-22 20:19:40] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 20:19:40] [INFO ] Invariant cache hit.
[2024-05-22 20:19:40] [INFO ] Dead Transitions using invariants and state equation in 105 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1813 ms. Remains : 207/207 places, 213/213 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 207 transition count 195
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 180 transition count 186
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 56 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 177 transition count 183
Applied a total of 60 rules in 24 ms. Remains 177 /207 variables (removed 30) and now considering 183/213 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:19:40] [INFO ] Computed 31 invariants in 7 ms
[2024-05-22 20:19:40] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:19:40] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:19:40] [INFO ] After 53ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:19:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:19:40] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:19:40] [INFO ] Deduced a trap composed of 13 places in 67 ms of which 0 ms to minimize.
[2024-05-22 20:19:40] [INFO ] Deduced a trap composed of 11 places in 58 ms of which 0 ms to minimize.
[2024-05-22 20:19:40] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 147 ms
[2024-05-22 20:19:40] [INFO ] After 159ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:19:40] [INFO ] After 336ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:19:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:19:40] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:19:40] [INFO ] After 63ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:40] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:41] [INFO ] Deduced a trap composed of 5 places in 63 ms of which 1 ms to minimize.
[2024-05-22 20:19:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 75 ms
[2024-05-22 20:19:41] [INFO ] After 88ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2024-05-22 20:19:41] [INFO ] After 209ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1416 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 916 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 788422 steps, run timeout after 3001 ms. (steps per millisecond=262 ) properties seen :{}
Probabilistic random walk after 788422 steps, saw 394298 distinct states, run finished after 3001 ms. (steps per millisecond=262 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:19:44] [INFO ] Computed 43 invariants in 16 ms
[2024-05-22 20:19:44] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:19:44] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:19:44] [INFO ] After 89ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:19:44] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:19:44] [INFO ] After 34ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:19:44] [INFO ] After 53ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:19:44] [INFO ] After 211ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 14 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1444 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 882 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 816411 steps, run timeout after 3001 ms. (steps per millisecond=272 ) properties seen :{}
Probabilistic random walk after 816411 steps, saw 408298 distinct states, run finished after 3001 ms. (steps per millisecond=272 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:19:47] [INFO ] Computed 43 invariants in 10 ms
[2024-05-22 20:19:47] [INFO ] [Real]Absence check using 7 positive place invariants in 8 ms returned sat
[2024-05-22 20:19:47] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:19:47] [INFO ] After 91ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:19:47] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:47] [INFO ] After 31ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:19:47] [INFO ] After 48ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 18 ms.
[2024-05-22 20:19:47] [INFO ] After 216ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:19:47] [INFO ] Invariant cache hit.
[2024-05-22 20:19:47] [INFO ] Implicit Places using invariants in 197 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 213 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 8 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:19:47] [INFO ] Computed 31 invariants in 25 ms
[2024-05-22 20:19:47] [INFO ] Implicit Places using invariants in 150 ms returned []
[2024-05-22 20:19:47] [INFO ] Invariant cache hit.
[2024-05-22 20:19:48] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:49] [INFO ] Implicit Places using invariants and state equation in 1427 ms returned []
Implicit Place search using SMT with State Equation took 1580 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1805 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1412 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 932 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 832056 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 832056 steps, saw 416116 distinct states, run finished after 3001 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:19:52] [INFO ] Invariant cache hit.
[2024-05-22 20:19:52] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:19:52] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:19:52] [INFO ] After 69ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:19:52] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:52] [INFO ] After 39ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:19:52] [INFO ] After 186ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:19:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-05-22 20:19:52] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:19:52] [INFO ] After 68ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:52] [INFO ] After 31ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:52] [INFO ] After 48ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:19:52] [INFO ] After 188ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:19:52] [INFO ] Invariant cache hit.
[2024-05-22 20:19:52] [INFO ] Implicit Places using invariants in 126 ms returned []
[2024-05-22 20:19:52] [INFO ] Invariant cache hit.
[2024-05-22 20:19:53] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:19:54] [INFO ] Implicit Places using invariants and state equation in 1488 ms returned []
Implicit Place search using SMT with State Equation took 1640 ms to find 0 implicit places.
[2024-05-22 20:19:54] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:19:54] [INFO ] Invariant cache hit.
[2024-05-22 20:19:54] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1762 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 33 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:19:54] [INFO ] Computed 31 invariants in 9 ms
[2024-05-22 20:19:54] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:19:54] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:19:54] [INFO ] After 64ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:19:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:19:54] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:19:54] [INFO ] Deduced a trap composed of 16 places in 71 ms of which 0 ms to minimize.
[2024-05-22 20:19:54] [INFO ] Deduced a trap composed of 54 places in 73 ms of which 0 ms to minimize.
[2024-05-22 20:19:54] [INFO ] Deduced a trap composed of 57 places in 73 ms of which 0 ms to minimize.
[2024-05-22 20:19:55] [INFO ] Deduced a trap composed of 63 places in 69 ms of which 1 ms to minimize.
[2024-05-22 20:19:55] [INFO ] Deduced a trap composed of 64 places in 67 ms of which 1 ms to minimize.
[2024-05-22 20:19:55] [INFO ] Deduced a trap composed of 63 places in 66 ms of which 1 ms to minimize.
[2024-05-22 20:19:55] [INFO ] Deduced a trap composed of 72 places in 68 ms of which 1 ms to minimize.
[2024-05-22 20:19:55] [INFO ] Deduced a trap composed of 61 places in 58 ms of which 1 ms to minimize.
[2024-05-22 20:19:55] [INFO ] Deduced a trap composed of 58 places in 65 ms of which 0 ms to minimize.
[2024-05-22 20:19:55] [INFO ] Deduced a trap composed of 62 places in 59 ms of which 4 ms to minimize.
[2024-05-22 20:19:55] [INFO ] Deduced a trap composed of 59 places in 74 ms of which 1 ms to minimize.
[2024-05-22 20:19:55] [INFO ] Deduced a trap composed of 64 places in 71 ms of which 1 ms to minimize.
[2024-05-22 20:19:55] [INFO ] Deduced a trap composed of 60 places in 65 ms of which 1 ms to minimize.
[2024-05-22 20:19:55] [INFO ] Deduced a trap composed of 60 places in 67 ms of which 0 ms to minimize.
[2024-05-22 20:19:55] [INFO ] Deduced a trap composed of 60 places in 51 ms of which 0 ms to minimize.
[2024-05-22 20:19:55] [INFO ] Deduced a trap composed of 67 places in 68 ms of which 0 ms to minimize.
[2024-05-22 20:19:56] [INFO ] Deduced a trap composed of 62 places in 55 ms of which 0 ms to minimize.
[2024-05-22 20:19:56] [INFO ] Deduced a trap composed of 60 places in 64 ms of which 1 ms to minimize.
[2024-05-22 20:19:56] [INFO ] Deduced a trap composed of 60 places in 69 ms of which 0 ms to minimize.
[2024-05-22 20:19:56] [INFO ] Deduced a trap composed of 62 places in 66 ms of which 0 ms to minimize.
[2024-05-22 20:19:56] [INFO ] Deduced a trap composed of 69 places in 51 ms of which 0 ms to minimize.
[2024-05-22 20:19:56] [INFO ] Deduced a trap composed of 61 places in 71 ms of which 0 ms to minimize.
[2024-05-22 20:19:56] [INFO ] Deduced a trap composed of 52 places in 70 ms of which 0 ms to minimize.
[2024-05-22 20:19:56] [INFO ] Deduced a trap composed of 63 places in 63 ms of which 1 ms to minimize.
[2024-05-22 20:19:56] [INFO ] Deduced a trap composed of 54 places in 64 ms of which 0 ms to minimize.
[2024-05-22 20:19:56] [INFO ] Deduced a trap composed of 64 places in 69 ms of which 0 ms to minimize.
[2024-05-22 20:19:56] [INFO ] Deduced a trap composed of 65 places in 65 ms of which 1 ms to minimize.
[2024-05-22 20:19:56] [INFO ] Deduced a trap composed of 68 places in 65 ms of which 1 ms to minimize.
[2024-05-22 20:19:56] [INFO ] Trap strengthening (SAT) tested/added 29/28 trap constraints in 2099 ms
[2024-05-22 20:19:56] [INFO ] After 2117ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:19:56] [INFO ] After 2242ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:19:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:19:56] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:19:56] [INFO ] After 64ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:56] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:19:57] [INFO ] Deduced a trap composed of 7 places in 63 ms of which 0 ms to minimize.
[2024-05-22 20:19:57] [INFO ] Deduced a trap composed of 13 places in 48 ms of which 1 ms to minimize.
[2024-05-22 20:19:57] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 129 ms
[2024-05-22 20:19:57] [INFO ] After 142ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:19:57] [INFO ] After 261ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1422 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 912 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 810988 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :{}
Probabilistic random walk after 810988 steps, saw 405587 distinct states, run finished after 3001 ms. (steps per millisecond=270 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:20:00] [INFO ] Computed 43 invariants in 13 ms
[2024-05-22 20:20:00] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:20:00] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:20:00] [INFO ] After 103ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:00] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:20:00] [INFO ] After 54ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:00] [INFO ] After 218ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:20:00] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:20:00] [INFO ] After 187ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:00] [INFO ] After 53ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:00] [INFO ] Deduced a trap composed of 21 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:20:00] [INFO ] Deduced a trap composed of 12 places in 58 ms of which 1 ms to minimize.
[2024-05-22 20:20:00] [INFO ] Deduced a trap composed of 13 places in 57 ms of which 0 ms to minimize.
[2024-05-22 20:20:00] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 263 ms
[2024-05-22 20:20:00] [INFO ] After 331ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:20:00] [INFO ] After 585ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 80 place count 224 transition count 218
Applied a total of 80 rules in 11 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1444 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 913 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 822102 steps, run timeout after 3001 ms. (steps per millisecond=273 ) properties seen :{}
Probabilistic random walk after 822102 steps, saw 411144 distinct states, run finished after 3003 ms. (steps per millisecond=273 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:20:04] [INFO ] Computed 43 invariants in 23 ms
[2024-05-22 20:20:04] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:20:04] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:20:04] [INFO ] After 98ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:04] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:04] [INFO ] After 32ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:04] [INFO ] After 241ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:04] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:20:04] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 11 ms returned sat
[2024-05-22 20:20:04] [INFO ] After 97ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:04] [INFO ] After 35ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:04] [INFO ] Deduced a trap composed of 16 places in 70 ms of which 0 ms to minimize.
[2024-05-22 20:20:04] [INFO ] Deduced a trap composed of 13 places in 68 ms of which 1 ms to minimize.
[2024-05-22 20:20:04] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 168 ms
[2024-05-22 20:20:04] [INFO ] After 216ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:20:04] [INFO ] After 384ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 5 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:20:04] [INFO ] Invariant cache hit.
[2024-05-22 20:20:04] [INFO ] Implicit Places using invariants in 181 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 192 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:20:04] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:20:05] [INFO ] Implicit Places using invariants in 142 ms returned []
[2024-05-22 20:20:05] [INFO ] Invariant cache hit.
[2024-05-22 20:20:05] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:06] [INFO ] Implicit Places using invariants and state equation in 1116 ms returned []
Implicit Place search using SMT with State Equation took 1281 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1482 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1440 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 947 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 817748 steps, run timeout after 3001 ms. (steps per millisecond=272 ) properties seen :{}
Probabilistic random walk after 817748 steps, saw 408965 distinct states, run finished after 3002 ms. (steps per millisecond=272 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:20:09] [INFO ] Invariant cache hit.
[2024-05-22 20:20:09] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:20:09] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:20:09] [INFO ] After 89ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:09] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:09] [INFO ] After 43ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:09] [INFO ] After 201ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:20:09] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:20:09] [INFO ] After 146ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:09] [INFO ] After 43ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:09] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 0 ms to minimize.
[2024-05-22 20:20:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 82 ms
[2024-05-22 20:20:09] [INFO ] After 132ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2024-05-22 20:20:09] [INFO ] After 342ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:20:09] [INFO ] Invariant cache hit.
[2024-05-22 20:20:09] [INFO ] Implicit Places using invariants in 124 ms returned []
[2024-05-22 20:20:09] [INFO ] Invariant cache hit.
[2024-05-22 20:20:09] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:11] [INFO ] Implicit Places using invariants and state equation in 1242 ms returned []
Implicit Place search using SMT with State Equation took 1394 ms to find 0 implicit places.
[2024-05-22 20:20:11] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:20:11] [INFO ] Invariant cache hit.
[2024-05-22 20:20:11] [INFO ] Dead Transitions using invariants and state equation in 103 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1519 ms. Remains : 206/206 places, 212/212 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 206 transition count 195
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 180 transition count 186
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 54 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 177 transition count 183
Applied a total of 58 rules in 14 ms. Remains 177 /206 variables (removed 29) and now considering 183/212 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:20:11] [INFO ] Computed 31 invariants in 8 ms
[2024-05-22 20:20:11] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:20:11] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:20:11] [INFO ] After 71ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:11] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:20:11] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:20:11] [INFO ] Deduced a trap composed of 14 places in 67 ms of which 1 ms to minimize.
[2024-05-22 20:20:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 80 ms
[2024-05-22 20:20:11] [INFO ] After 92ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:11] [INFO ] After 204ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:20:11] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:20:11] [INFO ] After 74ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:11] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:11] [INFO ] Deduced a trap composed of 12 places in 65 ms of which 1 ms to minimize.
[2024-05-22 20:20:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 77 ms
[2024-05-22 20:20:11] [INFO ] After 88ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2024-05-22 20:20:11] [INFO ] After 221ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1403 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 938 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 799785 steps, run timeout after 3001 ms. (steps per millisecond=266 ) properties seen :{}
Probabilistic random walk after 799785 steps, saw 399989 distinct states, run finished after 3001 ms. (steps per millisecond=266 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:20:14] [INFO ] Computed 43 invariants in 18 ms
[2024-05-22 20:20:14] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:20:14] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:20:14] [INFO ] After 84ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:14] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:20:14] [INFO ] After 62ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:14] [INFO ] After 204ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:20:14] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:20:15] [INFO ] After 88ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:15] [INFO ] After 73ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:15] [INFO ] After 92ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2024-05-22 20:20:15] [INFO ] After 262ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 25 times.
Iterating global reduction 1 with 25 rules applied. Total rules applied 27 place count 251 transition count 220
Reduce places removed 25 places and 0 transitions.
Iterating post reduction 1 with 25 rules applied. Total rules applied 52 place count 226 transition count 220
Partial Free-agglomeration rule applied 27 times.
Drop transitions removed 27 transitions
Iterating global reduction 2 with 27 rules applied. Total rules applied 79 place count 226 transition count 220
Applied a total of 79 rules in 11 ms. Remains 226 /252 variables (removed 26) and now considering 220/246 (removed 26) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 226/252 places, 220/246 transitions.
Incomplete random walk after 10000 steps, including 1449 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 927 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 811548 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :{}
Probabilistic random walk after 811548 steps, saw 405863 distinct states, run finished after 3002 ms. (steps per millisecond=270 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 220 rows 226 cols
[2024-05-22 20:20:18] [INFO ] Computed 43 invariants in 19 ms
[2024-05-22 20:20:18] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-22 20:20:18] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 13 ms returned sat
[2024-05-22 20:20:18] [INFO ] After 74ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:18] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:18] [INFO ] After 36ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:18] [INFO ] After 177ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-22 20:20:18] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 12 ms returned sat
[2024-05-22 20:20:18] [INFO ] After 139ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:18] [INFO ] After 43ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:18] [INFO ] After 58ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2024-05-22 20:20:18] [INFO ] After 257ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 226 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 226/226 places, 220/220 transitions.
Applied a total of 0 rules in 3 ms. Remains 226 /226 variables (removed 0) and now considering 220/220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 226/226 places, 220/220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 226/226 places, 220/220 transitions.
Applied a total of 0 rules in 3 ms. Remains 226 /226 variables (removed 0) and now considering 220/220 (removed 0) transitions.
[2024-05-22 20:20:18] [INFO ] Invariant cache hit.
[2024-05-22 20:20:18] [INFO ] Implicit Places using invariants in 218 ms returned [43, 48, 70, 75, 96, 102, 123, 128, 148, 153, 174, 180]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 220 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 214/226 places, 220/220 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 214 transition count 214
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 208 transition count 214
Applied a total of 12 rules in 7 ms. Remains 208 /214 variables (removed 6) and now considering 214/220 (removed 6) transitions.
// Phase 1: matrix 214 rows 208 cols
[2024-05-22 20:20:18] [INFO ] Computed 31 invariants in 11 ms
[2024-05-22 20:20:19] [INFO ] Implicit Places using invariants in 137 ms returned []
[2024-05-22 20:20:19] [INFO ] Invariant cache hit.
[2024-05-22 20:20:19] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:21] [INFO ] Implicit Places using invariants and state equation in 2066 ms returned []
Implicit Place search using SMT with State Equation took 2220 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 208/226 places, 214/220 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2451 ms. Remains : 208/226 places, 214/220 transitions.
Incomplete random walk after 10000 steps, including 1432 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 901 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 811436 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :{}
Probabilistic random walk after 811436 steps, saw 405814 distinct states, run finished after 3001 ms. (steps per millisecond=270 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:20:24] [INFO ] Invariant cache hit.
[2024-05-22 20:20:24] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:20:24] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:20:24] [INFO ] After 67ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:24] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:24] [INFO ] After 31ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:20:24] [INFO ] After 47ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:20:24] [INFO ] After 189ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 208/208 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:20:24] [INFO ] Invariant cache hit.
[2024-05-22 20:20:24] [INFO ] Implicit Places using invariants in 126 ms returned []
[2024-05-22 20:20:24] [INFO ] Invariant cache hit.
[2024-05-22 20:20:24] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:26] [INFO ] Implicit Places using invariants and state equation in 2064 ms returned []
Implicit Place search using SMT with State Equation took 2206 ms to find 0 implicit places.
[2024-05-22 20:20:26] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 20:20:26] [INFO ] Invariant cache hit.
[2024-05-22 20:20:26] [INFO ] Dead Transitions using invariants and state equation in 110 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2337 ms. Remains : 208/208 places, 214/214 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 208 transition count 196
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 190 transition count 196
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 181 transition count 187
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 181 transition count 187
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 56 place count 180 transition count 186
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 180 transition count 184
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 178 transition count 184
Applied a total of 60 rules in 10 ms. Remains 178 /208 variables (removed 30) and now considering 184/214 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 184 rows 178 cols
[2024-05-22 20:20:26] [INFO ] Computed 31 invariants in 9 ms
[2024-05-22 20:20:26] [INFO ] [Real]Absence check using 13 positive place invariants in 35 ms returned sat
[2024-05-22 20:20:26] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 4 ms returned sat
[2024-05-22 20:20:26] [INFO ] After 100ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:26] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:20:26] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:20:26] [INFO ] After 17ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2024-05-22 20:20:26] [INFO ] After 196ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1456 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 907 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 800996 steps, run timeout after 3001 ms. (steps per millisecond=266 ) properties seen :{}
Probabilistic random walk after 800996 steps, saw 400592 distinct states, run finished after 3001 ms. (steps per millisecond=266 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:20:29] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:20:29] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:20:30] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:20:30] [INFO ] After 103ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:30] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:20:30] [INFO ] After 43ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:20:30] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:20:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 69 ms
[2024-05-22 20:20:30] [INFO ] After 120ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:30] [INFO ] After 276ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:30] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:20:30] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:20:30] [INFO ] After 102ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:30] [INFO ] After 43ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:30] [INFO ] Deduced a trap composed of 19 places in 48 ms of which 0 ms to minimize.
[2024-05-22 20:20:30] [INFO ] Deduced a trap composed of 12 places in 61 ms of which 1 ms to minimize.
[2024-05-22 20:20:30] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 139 ms
[2024-05-22 20:20:30] [INFO ] After 190ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:20:30] [INFO ] After 366ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 79 place count 225 transition count 219
Applied a total of 79 rules in 35 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1463 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 922 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Probably explored full state space saw : 355343 states, properties seen :0
Probabilistic random walk after 710692 steps, saw 355343 distinct states, run finished after 2603 ms. (steps per millisecond=273 ) properties seen :0
Interrupted probabilistic random walk after 839278 steps, run timeout after 3022 ms. (steps per millisecond=277 ) properties seen :{}
Exhaustive walk after 839278 steps, saw 419739 distinct states, run finished after 3022 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:20:36] [INFO ] Computed 43 invariants in 12 ms
[2024-05-22 20:20:36] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2024-05-22 20:20:36] [INFO ] [Real]Absence check using 11 positive and 32 generalized place invariants in 7 ms returned sat
[2024-05-22 20:20:36] [INFO ] After 89ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:36] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:36] [INFO ] After 47ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:36] [INFO ] After 204ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:36] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2024-05-22 20:20:36] [INFO ] [Nat]Absence check using 11 positive and 32 generalized place invariants in 7 ms returned sat
[2024-05-22 20:20:36] [INFO ] After 89ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:36] [INFO ] After 50ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:36] [INFO ] Deduced a trap composed of 12 places in 67 ms of which 0 ms to minimize.
[2024-05-22 20:20:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 87 ms
[2024-05-22 20:20:36] [INFO ] After 146ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:20:36] [INFO ] After 302ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 4 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:20:36] [INFO ] Invariant cache hit.
[2024-05-22 20:20:37] [INFO ] Implicit Places using invariants in 366 ms returned [43, 48, 70, 75, 95, 101, 122, 127, 147, 152, 173, 179]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 368 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 213/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 213 transition count 214
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 208 transition count 214
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 12 place count 208 transition count 214
Applied a total of 12 rules in 11 ms. Remains 208 /213 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 208 cols
[2024-05-22 20:20:37] [INFO ] Computed 31 invariants in 12 ms
[2024-05-22 20:20:37] [INFO ] Implicit Places using invariants in 136 ms returned []
[2024-05-22 20:20:37] [INFO ] Invariant cache hit.
[2024-05-22 20:20:37] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:38] [INFO ] Implicit Places using invariants and state equation in 1185 ms returned []
Implicit Place search using SMT with State Equation took 1347 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 208/225 places, 214/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1730 ms. Remains : 208/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1408 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 922 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 829498 steps, run timeout after 3001 ms. (steps per millisecond=276 ) properties seen :{}
Probabilistic random walk after 829498 steps, saw 414843 distinct states, run finished after 3001 ms. (steps per millisecond=276 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:20:41] [INFO ] Invariant cache hit.
[2024-05-22 20:20:41] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2024-05-22 20:20:41] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:20:41] [INFO ] After 91ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:41] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:41] [INFO ] After 21ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:41] [INFO ] After 181ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:20:41] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:20:41] [INFO ] After 82ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:41] [INFO ] After 61ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:42] [INFO ] Deduced a trap composed of 16 places in 62 ms of which 1 ms to minimize.
[2024-05-22 20:20:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 81 ms
[2024-05-22 20:20:42] [INFO ] After 150ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:20:42] [INFO ] After 291ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 208/208 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 4 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:20:42] [INFO ] Invariant cache hit.
[2024-05-22 20:20:42] [INFO ] Implicit Places using invariants in 118 ms returned []
[2024-05-22 20:20:42] [INFO ] Invariant cache hit.
[2024-05-22 20:20:42] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:43] [INFO ] Implicit Places using invariants and state equation in 1380 ms returned []
Implicit Place search using SMT with State Equation took 1525 ms to find 0 implicit places.
[2024-05-22 20:20:43] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 20:20:43] [INFO ] Invariant cache hit.
[2024-05-22 20:20:43] [INFO ] Dead Transitions using invariants and state equation in 104 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1639 ms. Remains : 208/208 places, 214/214 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 208 transition count 197
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 191 transition count 197
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 182 transition count 188
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 182 transition count 188
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 54 place count 181 transition count 187
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 181 transition count 185
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 179 transition count 185
Applied a total of 58 rules in 11 ms. Remains 179 /208 variables (removed 29) and now considering 185/214 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 185 rows 179 cols
[2024-05-22 20:20:43] [INFO ] Computed 31 invariants in 12 ms
[2024-05-22 20:20:43] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:20:43] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:20:43] [INFO ] After 82ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:20:43] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:20:43] [INFO ] Deduced a trap composed of 14 places in 62 ms of which 1 ms to minimize.
[2024-05-22 20:20:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 77 ms
[2024-05-22 20:20:43] [INFO ] After 89ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:43] [INFO ] After 219ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:43] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-05-22 20:20:43] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:20:44] [INFO ] After 70ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:44] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:44] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:20:44] [INFO ] Deduced a trap composed of 19 places in 54 ms of which 0 ms to minimize.
[2024-05-22 20:20:44] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 118 ms
[2024-05-22 20:20:44] [INFO ] After 129ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 5 ms.
[2024-05-22 20:20:44] [INFO ] After 248ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1459 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 923 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 782544 steps, run timeout after 3001 ms. (steps per millisecond=260 ) properties seen :{}
Probabilistic random walk after 782544 steps, saw 391357 distinct states, run finished after 3001 ms. (steps per millisecond=260 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:20:47] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:20:47] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:20:47] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 7 ms returned sat
[2024-05-22 20:20:47] [INFO ] After 114ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:47] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:20:47] [INFO ] After 52ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:47] [INFO ] After 225ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:47] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:20:47] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 7 ms returned sat
[2024-05-22 20:20:47] [INFO ] After 113ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:47] [INFO ] After 55ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:47] [INFO ] After 79ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:20:47] [INFO ] After 263ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 24 times.
Iterating global reduction 1 with 24 rules applied. Total rules applied 26 place count 251 transition count 221
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 50 place count 227 transition count 221
Partial Free-agglomeration rule applied 26 times.
Drop transitions removed 26 transitions
Iterating global reduction 2 with 26 rules applied. Total rules applied 76 place count 227 transition count 221
Applied a total of 76 rules in 11 ms. Remains 227 /252 variables (removed 25) and now considering 221/246 (removed 25) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 227/252 places, 221/246 transitions.
Incomplete random walk after 10000 steps, including 1427 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 927 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 831704 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 831704 steps, saw 415944 distinct states, run finished after 3001 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 221 rows 227 cols
[2024-05-22 20:20:50] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:20:50] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:20:50] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 11 ms returned sat
[2024-05-22 20:20:50] [INFO ] After 88ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:50] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:51] [INFO ] After 110ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:20:51] [INFO ] After 125ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:20:51] [INFO ] After 286ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 227 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 3 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 227/227 places, 221/221 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 3 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
[2024-05-22 20:20:51] [INFO ] Invariant cache hit.
[2024-05-22 20:20:51] [INFO ] Implicit Places using invariants in 165 ms returned [43, 48, 69, 96, 102, 124, 129, 149, 154, 175, 181]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 175 ms to find 11 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 216/227 places, 221/221 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 216 transition count 216
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 211 transition count 216
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 211 transition count 216
Applied a total of 11 rules in 8 ms. Remains 211 /216 variables (removed 5) and now considering 216/221 (removed 5) transitions.
// Phase 1: matrix 216 rows 211 cols
[2024-05-22 20:20:51] [INFO ] Computed 32 invariants in 7 ms
[2024-05-22 20:20:51] [INFO ] Implicit Places using invariants in 124 ms returned []
[2024-05-22 20:20:51] [INFO ] Invariant cache hit.
[2024-05-22 20:20:51] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:52] [INFO ] Implicit Places using invariants and state equation in 1235 ms returned []
Implicit Place search using SMT with State Equation took 1370 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 211/227 places, 216/221 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1557 ms. Remains : 211/227 places, 216/221 transitions.
Incomplete random walk after 10000 steps, including 1463 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 893 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 834123 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 834123 steps, saw 417147 distinct states, run finished after 3001 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:20:55] [INFO ] Invariant cache hit.
[2024-05-22 20:20:55] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-22 20:20:55] [INFO ] [Real]Absence check using 3 positive and 29 generalized place invariants in 11 ms returned sat
[2024-05-22 20:20:55] [INFO ] After 90ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:55] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:55] [INFO ] After 49ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:55] [INFO ] After 212ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:20:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-22 20:20:55] [INFO ] [Nat]Absence check using 3 positive and 29 generalized place invariants in 10 ms returned sat
[2024-05-22 20:20:55] [INFO ] After 88ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:56] [INFO ] After 46ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:20:56] [INFO ] After 62ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:20:56] [INFO ] After 222ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 211 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 211/211 places, 216/216 transitions.
Applied a total of 0 rules in 2 ms. Remains 211 /211 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 211/211 places, 216/216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 211/211 places, 216/216 transitions.
Applied a total of 0 rules in 2 ms. Remains 211 /211 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2024-05-22 20:20:56] [INFO ] Invariant cache hit.
[2024-05-22 20:20:56] [INFO ] Implicit Places using invariants in 118 ms returned []
[2024-05-22 20:20:56] [INFO ] Invariant cache hit.
[2024-05-22 20:20:56] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:20:57] [INFO ] Implicit Places using invariants and state equation in 1173 ms returned []
Implicit Place search using SMT with State Equation took 1323 ms to find 0 implicit places.
[2024-05-22 20:20:57] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 20:20:57] [INFO ] Invariant cache hit.
[2024-05-22 20:20:57] [INFO ] Dead Transitions using invariants and state equation in 117 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1448 ms. Remains : 211/211 places, 216/216 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 211 transition count 198
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 193 transition count 198
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 44 place count 185 transition count 190
Iterating global reduction 0 with 8 rules applied. Total rules applied 52 place count 185 transition count 190
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 54 place count 184 transition count 189
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 184 transition count 187
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 182 transition count 187
Applied a total of 58 rules in 9 ms. Remains 182 /211 variables (removed 29) and now considering 187/216 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 187 rows 182 cols
[2024-05-22 20:20:57] [INFO ] Computed 32 invariants in 8 ms
[2024-05-22 20:20:57] [INFO ] [Real]Absence check using 14 positive place invariants in 8 ms returned sat
[2024-05-22 20:20:57] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:20:57] [INFO ] After 71ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:20:57] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:20:57] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:20:57] [INFO ] After 19ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:20:57] [INFO ] After 159ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1431 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 908 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 804026 steps, run timeout after 3001 ms. (steps per millisecond=267 ) properties seen :{}
Probabilistic random walk after 804026 steps, saw 402107 distinct states, run finished after 3001 ms. (steps per millisecond=267 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:21:00] [INFO ] Computed 43 invariants in 13 ms
[2024-05-22 20:21:00] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:21:00] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:21:00] [INFO ] After 102ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:21:00] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:21:00] [INFO ] After 66ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:00] [INFO ] After 236ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:01] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:21:01] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 7 ms returned sat
[2024-05-22 20:21:01] [INFO ] After 96ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:01] [INFO ] After 49ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:01] [INFO ] Deduced a trap composed of 4 places in 62 ms of which 0 ms to minimize.
[2024-05-22 20:21:01] [INFO ] Deduced a trap composed of 12 places in 60 ms of which 0 ms to minimize.
[2024-05-22 20:21:01] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 159 ms
[2024-05-22 20:21:01] [INFO ] After 247ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2024-05-22 20:21:01] [INFO ] After 406ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 17 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1440 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 881 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 826599 steps, run timeout after 3001 ms. (steps per millisecond=275 ) properties seen :{}
Probabilistic random walk after 826599 steps, saw 413397 distinct states, run finished after 3001 ms. (steps per millisecond=275 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:21:04] [INFO ] Computed 43 invariants in 18 ms
[2024-05-22 20:21:04] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:21:04] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:21:04] [INFO ] After 152ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:04] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:21:04] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 10 ms returned sat
[2024-05-22 20:21:04] [INFO ] After 80ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:04] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:21:04] [INFO ] After 34ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:04] [INFO ] After 102ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:21:04] [INFO ] After 266ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 4 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:21:04] [INFO ] Invariant cache hit.
[2024-05-22 20:21:05] [INFO ] Implicit Places using invariants in 200 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 209 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 8 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:21:05] [INFO ] Computed 31 invariants in 15 ms
[2024-05-22 20:21:05] [INFO ] Implicit Places using invariants in 142 ms returned []
[2024-05-22 20:21:05] [INFO ] Invariant cache hit.
[2024-05-22 20:21:05] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:21:06] [INFO ] Implicit Places using invariants and state equation in 1209 ms returned []
Implicit Place search using SMT with State Equation took 1375 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1598 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1434 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 925 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 832128 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 832128 steps, saw 416153 distinct states, run finished after 3001 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:21:09] [INFO ] Invariant cache hit.
[2024-05-22 20:21:09] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:21:09] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:21:09] [INFO ] After 184ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:21:09] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:21:09] [INFO ] After 101ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:09] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:21:09] [INFO ] After 32ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:09] [INFO ] After 47ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:21:09] [INFO ] After 221ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:21:09] [INFO ] Invariant cache hit.
[2024-05-22 20:21:10] [INFO ] Implicit Places using invariants in 131 ms returned []
[2024-05-22 20:21:10] [INFO ] Invariant cache hit.
[2024-05-22 20:21:10] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:21:11] [INFO ] Implicit Places using invariants and state equation in 1318 ms returned []
Implicit Place search using SMT with State Equation took 1465 ms to find 0 implicit places.
[2024-05-22 20:21:11] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:21:11] [INFO ] Invariant cache hit.
[2024-05-22 20:21:11] [INFO ] Dead Transitions using invariants and state equation in 111 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1590 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 11 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:21:11] [INFO ] Computed 31 invariants in 9 ms
[2024-05-22 20:21:11] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:21:11] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:21:11] [INFO ] After 123ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:21:11] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:21:11] [INFO ] After 61ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:11] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:21:11] [INFO ] After 12ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:11] [INFO ] After 25ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:21:11] [INFO ] After 152ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1464 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 918 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 802926 steps, run timeout after 3001 ms. (steps per millisecond=267 ) properties seen :{}
Probabilistic random walk after 802926 steps, saw 401556 distinct states, run finished after 3001 ms. (steps per millisecond=267 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:21:14] [INFO ] Computed 43 invariants in 18 ms
[2024-05-22 20:21:14] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:21:14] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:21:14] [INFO ] After 109ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:21:15] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:21:15] [INFO ] After 41ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:15] [INFO ] After 217ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:15] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:21:15] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 7 ms returned sat
[2024-05-22 20:21:15] [INFO ] After 117ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:15] [INFO ] After 74ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:15] [INFO ] Deduced a trap composed of 20 places in 60 ms of which 1 ms to minimize.
[2024-05-22 20:21:15] [INFO ] Deduced a trap composed of 19 places in 54 ms of which 0 ms to minimize.
[2024-05-22 20:21:15] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:21:15] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 209 ms
[2024-05-22 20:21:15] [INFO ] After 293ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:21:15] [INFO ] After 507ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 12 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1469 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 916 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 822511 steps, run timeout after 3001 ms. (steps per millisecond=274 ) properties seen :{}
Probabilistic random walk after 822511 steps, saw 411350 distinct states, run finished after 3001 ms. (steps per millisecond=274 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:21:18] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:21:18] [INFO ] [Real]Absence check using 7 positive place invariants in 6 ms returned sat
[2024-05-22 20:21:18] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:21:18] [INFO ] After 111ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:21:18] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:21:18] [INFO ] After 84ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:18] [INFO ] After 266ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:18] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:21:18] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 7 ms returned sat
[2024-05-22 20:21:19] [INFO ] After 108ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:19] [INFO ] After 106ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:19] [INFO ] Deduced a trap composed of 64 places in 94 ms of which 0 ms to minimize.
[2024-05-22 20:21:19] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 1 ms to minimize.
[2024-05-22 20:21:19] [INFO ] Deduced a trap composed of 13 places in 86 ms of which 0 ms to minimize.
[2024-05-22 20:21:19] [INFO ] Deduced a trap composed of 12 places in 95 ms of which 1 ms to minimize.
[2024-05-22 20:21:19] [INFO ] Deduced a trap composed of 63 places in 85 ms of which 0 ms to minimize.
[2024-05-22 20:21:19] [INFO ] Deduced a trap composed of 64 places in 86 ms of which 0 ms to minimize.
[2024-05-22 20:21:19] [INFO ] Deduced a trap composed of 68 places in 89 ms of which 0 ms to minimize.
[2024-05-22 20:21:20] [INFO ] Deduced a trap composed of 60 places in 89 ms of which 0 ms to minimize.
[2024-05-22 20:21:20] [INFO ] Deduced a trap composed of 18 places in 94 ms of which 1 ms to minimize.
[2024-05-22 20:21:20] [INFO ] Deduced a trap composed of 64 places in 93 ms of which 0 ms to minimize.
[2024-05-22 20:21:20] [INFO ] Deduced a trap composed of 19 places in 94 ms of which 0 ms to minimize.
[2024-05-22 20:21:20] [INFO ] Deduced a trap composed of 10 places in 82 ms of which 1 ms to minimize.
[2024-05-22 20:21:20] [INFO ] Deduced a trap composed of 14 places in 72 ms of which 0 ms to minimize.
[2024-05-22 20:21:20] [INFO ] Trap strengthening (SAT) tested/added 14/13 trap constraints in 1729 ms
[2024-05-22 20:21:20] [INFO ] After 1848ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 33 ms.
[2024-05-22 20:21:20] [INFO ] After 2052ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:21:20] [INFO ] Invariant cache hit.
[2024-05-22 20:21:21] [INFO ] Implicit Places using invariants in 195 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 205 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:21:21] [INFO ] Computed 31 invariants in 11 ms
[2024-05-22 20:21:21] [INFO ] Implicit Places using invariants in 144 ms returned []
[2024-05-22 20:21:21] [INFO ] Invariant cache hit.
[2024-05-22 20:21:21] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:21:22] [INFO ] Implicit Places using invariants and state equation in 1601 ms returned []
Implicit Place search using SMT with State Equation took 1773 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1990 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1416 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 925 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 823406 steps, run timeout after 3001 ms. (steps per millisecond=274 ) properties seen :{}
Probabilistic random walk after 823406 steps, saw 411794 distinct states, run finished after 3002 ms. (steps per millisecond=274 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:21:25] [INFO ] Invariant cache hit.
[2024-05-22 20:21:26] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-05-22 20:21:26] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:21:26] [INFO ] After 84ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:21:26] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:21:26] [INFO ] After 115ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:26] [INFO ] After 271ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:21:26] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:21:26] [INFO ] After 74ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:26] [INFO ] After 88ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:26] [INFO ] Deduced a trap composed of 59 places in 85 ms of which 0 ms to minimize.
[2024-05-22 20:21:26] [INFO ] Deduced a trap composed of 63 places in 85 ms of which 1 ms to minimize.
[2024-05-22 20:21:26] [INFO ] Deduced a trap composed of 65 places in 68 ms of which 0 ms to minimize.
[2024-05-22 20:21:26] [INFO ] Deduced a trap composed of 16 places in 80 ms of which 0 ms to minimize.
[2024-05-22 20:21:26] [INFO ] Deduced a trap composed of 61 places in 78 ms of which 1 ms to minimize.
[2024-05-22 20:21:26] [INFO ] Deduced a trap composed of 60 places in 66 ms of which 0 ms to minimize.
[2024-05-22 20:21:27] [INFO ] Deduced a trap composed of 52 places in 75 ms of which 1 ms to minimize.
[2024-05-22 20:21:27] [INFO ] Deduced a trap composed of 66 places in 77 ms of which 0 ms to minimize.
[2024-05-22 20:21:27] [INFO ] Deduced a trap composed of 63 places in 78 ms of which 0 ms to minimize.
[2024-05-22 20:21:27] [INFO ] Deduced a trap composed of 52 places in 77 ms of which 0 ms to minimize.
[2024-05-22 20:21:27] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 1 ms to minimize.
[2024-05-22 20:21:27] [INFO ] Deduced a trap composed of 61 places in 75 ms of which 0 ms to minimize.
[2024-05-22 20:21:27] [INFO ] Deduced a trap composed of 10 places in 63 ms of which 1 ms to minimize.
[2024-05-22 20:21:27] [INFO ] Deduced a trap composed of 63 places in 77 ms of which 1 ms to minimize.
[2024-05-22 20:21:27] [INFO ] Deduced a trap composed of 22 places in 74 ms of which 0 ms to minimize.
[2024-05-22 20:21:28] [INFO ] Deduced a trap composed of 53 places in 79 ms of which 0 ms to minimize.
[2024-05-22 20:21:28] [INFO ] Deduced a trap composed of 57 places in 65 ms of which 1 ms to minimize.
[2024-05-22 20:21:28] [INFO ] Deduced a trap composed of 62 places in 71 ms of which 0 ms to minimize.
[2024-05-22 20:21:28] [INFO ] Deduced a trap composed of 68 places in 66 ms of which 0 ms to minimize.
[2024-05-22 20:21:28] [INFO ] Deduced a trap composed of 57 places in 74 ms of which 0 ms to minimize.
[2024-05-22 20:21:28] [INFO ] Deduced a trap composed of 9 places in 76 ms of which 1 ms to minimize.
[2024-05-22 20:21:28] [INFO ] Deduced a trap composed of 13 places in 76 ms of which 0 ms to minimize.
[2024-05-22 20:21:28] [INFO ] Deduced a trap composed of 52 places in 78 ms of which 0 ms to minimize.
[2024-05-22 20:21:28] [INFO ] Deduced a trap composed of 13 places in 75 ms of which 0 ms to minimize.
[2024-05-22 20:21:29] [INFO ] Deduced a trap composed of 67 places in 63 ms of which 0 ms to minimize.
[2024-05-22 20:21:29] [INFO ] Deduced a trap composed of 63 places in 60 ms of which 1 ms to minimize.
[2024-05-22 20:21:29] [INFO ] Deduced a trap composed of 60 places in 70 ms of which 0 ms to minimize.
[2024-05-22 20:21:29] [INFO ] Deduced a trap composed of 72 places in 64 ms of which 1 ms to minimize.
[2024-05-22 20:21:29] [INFO ] Deduced a trap composed of 21 places in 61 ms of which 1 ms to minimize.
[2024-05-22 20:21:29] [INFO ] Deduced a trap composed of 62 places in 73 ms of which 0 ms to minimize.
[2024-05-22 20:21:29] [INFO ] Deduced a trap composed of 12 places in 72 ms of which 0 ms to minimize.
[2024-05-22 20:21:30] [INFO ] Trap strengthening (SAT) tested/added 32/31 trap constraints in 3638 ms
[2024-05-22 20:21:30] [INFO ] After 3764ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2024-05-22 20:21:30] [INFO ] After 3909ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:21:30] [INFO ] Invariant cache hit.
[2024-05-22 20:21:30] [INFO ] Implicit Places using invariants in 136 ms returned []
[2024-05-22 20:21:30] [INFO ] Invariant cache hit.
[2024-05-22 20:21:30] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:21:31] [INFO ] Implicit Places using invariants and state equation in 1364 ms returned []
Implicit Place search using SMT with State Equation took 1528 ms to find 0 implicit places.
[2024-05-22 20:21:31] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:21:31] [INFO ] Invariant cache hit.
[2024-05-22 20:21:31] [INFO ] Dead Transitions using invariants and state equation in 106 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1659 ms. Remains : 206/206 places, 212/212 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 206 transition count 195
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 180 transition count 186
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 54 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 177 transition count 183
Applied a total of 58 rules in 13 ms. Remains 177 /206 variables (removed 29) and now considering 183/212 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:21:31] [INFO ] Computed 31 invariants in 9 ms
[2024-05-22 20:21:31] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:21:31] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:21:31] [INFO ] After 55ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:21:31] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:21:31] [INFO ] After 41ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:31] [INFO ] After 156ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:21:32] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:21:32] [INFO ] After 53ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:32] [INFO ] After 27ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:32] [INFO ] Deduced a trap composed of 19 places in 53 ms of which 1 ms to minimize.
[2024-05-22 20:21:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 75 ms
[2024-05-22 20:21:32] [INFO ] After 109ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:21:32] [INFO ] After 220ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1464 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 907 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 814016 steps, run timeout after 3001 ms. (steps per millisecond=271 ) properties seen :{}
Probabilistic random walk after 814016 steps, saw 407102 distinct states, run finished after 3001 ms. (steps per millisecond=271 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:21:35] [INFO ] Computed 43 invariants in 12 ms
[2024-05-22 20:21:35] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:21:35] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 7 ms returned sat
[2024-05-22 20:21:35] [INFO ] After 119ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:21:35] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:21:35] [INFO ] After 61ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:21:35] [INFO ] After 76ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:21:35] [INFO ] After 271ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 79 place count 225 transition count 219
Applied a total of 79 rules in 11 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1446 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 909 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Probably explored full state space saw : 355343 states, properties seen :0
Probabilistic random walk after 710692 steps, saw 355343 distinct states, run finished after 2578 ms. (steps per millisecond=275 ) properties seen :0
Interrupted probabilistic random walk after 851189 steps, run timeout after 3001 ms. (steps per millisecond=283 ) properties seen :{}
Exhaustive walk after 851189 steps, saw 425693 distinct states, run finished after 3001 ms. (steps per millisecond=283 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:21:41] [INFO ] Computed 43 invariants in 16 ms
[2024-05-22 20:21:41] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2024-05-22 20:21:41] [INFO ] [Real]Absence check using 13 positive and 30 generalized place invariants in 5 ms returned sat
[2024-05-22 20:21:41] [INFO ] After 88ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:21:41] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:21:41] [INFO ] After 83ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:41] [INFO ] After 232ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2024-05-22 20:21:41] [INFO ] [Nat]Absence check using 13 positive and 30 generalized place invariants in 5 ms returned sat
[2024-05-22 20:21:41] [INFO ] After 92ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:41] [INFO ] After 41ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:41] [INFO ] After 58ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:21:41] [INFO ] After 218ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 4 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 5 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:21:41] [INFO ] Invariant cache hit.
[2024-05-22 20:21:41] [INFO ] Implicit Places using invariants in 206 ms returned [43, 48, 75, 95, 101, 122, 127, 147, 152, 173, 179]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 208 ms to find 11 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 214/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 214 transition count 214
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 209 transition count 214
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 209 transition count 214
Applied a total of 11 rules in 10 ms. Remains 209 /214 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 209 cols
[2024-05-22 20:21:41] [INFO ] Computed 32 invariants in 9 ms
[2024-05-22 20:21:41] [INFO ] Implicit Places using invariants in 124 ms returned []
[2024-05-22 20:21:41] [INFO ] Invariant cache hit.
[2024-05-22 20:21:42] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:21:43] [INFO ] Implicit Places using invariants and state equation in 1191 ms returned []
Implicit Place search using SMT with State Equation took 1318 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 209/225 places, 214/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1541 ms. Remains : 209/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1473 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 911 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 832650 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 832650 steps, saw 416419 distinct states, run finished after 3001 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:21:46] [INFO ] Invariant cache hit.
[2024-05-22 20:21:46] [INFO ] [Real]Absence check using 6 positive place invariants in 6 ms returned sat
[2024-05-22 20:21:46] [INFO ] [Real]Absence check using 6 positive and 26 generalized place invariants in 5 ms returned sat
[2024-05-22 20:21:46] [INFO ] After 109ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:21:46] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:21:46] [INFO ] After 126ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:46] [INFO ] After 312ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:46] [INFO ] [Nat]Absence check using 6 positive place invariants in 5 ms returned sat
[2024-05-22 20:21:46] [INFO ] [Nat]Absence check using 6 positive and 26 generalized place invariants in 5 ms returned sat
[2024-05-22 20:21:46] [INFO ] After 75ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:46] [INFO ] After 75ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:46] [INFO ] After 91ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2024-05-22 20:21:46] [INFO ] After 235ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 209 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 209/209 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:21:46] [INFO ] Invariant cache hit.
[2024-05-22 20:21:47] [INFO ] Implicit Places using invariants in 298 ms returned []
[2024-05-22 20:21:47] [INFO ] Invariant cache hit.
[2024-05-22 20:21:47] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:21:48] [INFO ] Implicit Places using invariants and state equation in 1474 ms returned []
Implicit Place search using SMT with State Equation took 1779 ms to find 0 implicit places.
[2024-05-22 20:21:48] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:21:48] [INFO ] Invariant cache hit.
[2024-05-22 20:21:48] [INFO ] Dead Transitions using invariants and state equation in 160 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1958 ms. Remains : 209/209 places, 214/214 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 209 transition count 196
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 191 transition count 196
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 44 place count 183 transition count 188
Iterating global reduction 0 with 8 rules applied. Total rules applied 52 place count 183 transition count 188
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 54 place count 182 transition count 187
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 182 transition count 185
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 180 transition count 185
Applied a total of 58 rules in 11 ms. Remains 180 /209 variables (removed 29) and now considering 185/214 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 185 rows 180 cols
[2024-05-22 20:21:48] [INFO ] Computed 32 invariants in 8 ms
[2024-05-22 20:21:48] [INFO ] [Real]Absence check using 14 positive place invariants in 8 ms returned sat
[2024-05-22 20:21:48] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:21:48] [INFO ] After 81ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:21:48] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:21:48] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:21:48] [INFO ] Deduced a trap composed of 5 places in 65 ms of which 0 ms to minimize.
[2024-05-22 20:21:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 81 ms
[2024-05-22 20:21:48] [INFO ] After 94ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:48] [INFO ] After 224ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:48] [INFO ] [Nat]Absence check using 14 positive place invariants in 8 ms returned sat
[2024-05-22 20:21:48] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:21:49] [INFO ] After 79ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:49] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:49] [INFO ] Deduced a trap composed of 5 places in 48 ms of which 0 ms to minimize.
[2024-05-22 20:21:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 63 ms
[2024-05-22 20:21:49] [INFO ] After 75ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:21:49] [INFO ] After 224ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1438 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 910 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 811737 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :{}
Probabilistic random walk after 811737 steps, saw 405962 distinct states, run finished after 3001 ms. (steps per millisecond=270 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:21:52] [INFO ] Computed 43 invariants in 14 ms
[2024-05-22 20:21:52] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:21:52] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 7 ms returned sat
[2024-05-22 20:21:52] [INFO ] After 87ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:21:52] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:21:52] [INFO ] After 38ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:21:52] [INFO ] After 57ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:21:52] [INFO ] After 215ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 24 times.
Iterating global reduction 1 with 24 rules applied. Total rules applied 26 place count 251 transition count 221
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 50 place count 227 transition count 221
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 75 place count 227 transition count 221
Applied a total of 75 rules in 12 ms. Remains 227 /252 variables (removed 25) and now considering 221/246 (removed 25) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 227/252 places, 221/246 transitions.
Incomplete random walk after 10000 steps, including 1461 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 904 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 838673 steps, run timeout after 3001 ms. (steps per millisecond=279 ) properties seen :{}
Probabilistic random walk after 838673 steps, saw 419430 distinct states, run finished after 3001 ms. (steps per millisecond=279 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 221 rows 227 cols
[2024-05-22 20:21:55] [INFO ] Computed 43 invariants in 12 ms
[2024-05-22 20:21:55] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:21:55] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 11 ms returned sat
[2024-05-22 20:21:55] [INFO ] After 104ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:21:55] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:21:55] [INFO ] After 87ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:55] [INFO ] After 280ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:21:55] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:21:55] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 11 ms returned sat
[2024-05-22 20:21:55] [INFO ] After 101ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:55] [INFO ] After 52ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:21:55] [INFO ] After 68ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:21:55] [INFO ] After 230ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 227 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 3 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 227/227 places, 221/221 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 4 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
[2024-05-22 20:21:55] [INFO ] Invariant cache hit.
[2024-05-22 20:21:56] [INFO ] Implicit Places using invariants in 159 ms returned [43, 48, 97, 103, 124, 129, 149, 154, 175, 181]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 161 ms to find 10 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 217/227 places, 221/221 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 217 transition count 216
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 212 transition count 216
Applied a total of 10 rules in 5 ms. Remains 212 /217 variables (removed 5) and now considering 216/221 (removed 5) transitions.
// Phase 1: matrix 216 rows 212 cols
[2024-05-22 20:21:56] [INFO ] Computed 33 invariants in 9 ms
[2024-05-22 20:21:56] [INFO ] Implicit Places using invariants in 139 ms returned []
[2024-05-22 20:21:56] [INFO ] Invariant cache hit.
[2024-05-22 20:21:56] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:21:57] [INFO ] Implicit Places using invariants and state equation in 1346 ms returned []
Implicit Place search using SMT with State Equation took 1487 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 212/227 places, 216/221 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1660 ms. Remains : 212/227 places, 216/221 transitions.
Incomplete random walk after 10000 steps, including 1430 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 927 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 799066 steps, run timeout after 3001 ms. (steps per millisecond=266 ) properties seen :{}
Probabilistic random walk after 799066 steps, saw 399625 distinct states, run finished after 3001 ms. (steps per millisecond=266 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:22:00] [INFO ] Invariant cache hit.
[2024-05-22 20:22:00] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2024-05-22 20:22:00] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 6 ms returned sat
[2024-05-22 20:22:00] [INFO ] After 102ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:22:00] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:00] [INFO ] After 156ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:00] [INFO ] After 329ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:01] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2024-05-22 20:22:01] [INFO ] [Nat]Absence check using 4 positive and 29 generalized place invariants in 6 ms returned sat
[2024-05-22 20:22:01] [INFO ] After 91ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:01] [INFO ] After 289ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:01] [INFO ] After 305ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:22:01] [INFO ] After 467ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 212 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 212/212 places, 216/216 transitions.
Applied a total of 0 rules in 3 ms. Remains 212 /212 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 212/212 places, 216/216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 212/212 places, 216/216 transitions.
Applied a total of 0 rules in 3 ms. Remains 212 /212 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2024-05-22 20:22:01] [INFO ] Invariant cache hit.
[2024-05-22 20:22:01] [INFO ] Implicit Places using invariants in 109 ms returned []
[2024-05-22 20:22:01] [INFO ] Invariant cache hit.
[2024-05-22 20:22:01] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:02] [INFO ] Implicit Places using invariants and state equation in 1133 ms returned []
Implicit Place search using SMT with State Equation took 1258 ms to find 0 implicit places.
[2024-05-22 20:22:02] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 20:22:02] [INFO ] Invariant cache hit.
[2024-05-22 20:22:02] [INFO ] Dead Transitions using invariants and state equation in 110 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1395 ms. Remains : 212/212 places, 216/216 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 212 transition count 198
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 194 transition count 198
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 44 place count 186 transition count 190
Iterating global reduction 0 with 8 rules applied. Total rules applied 52 place count 186 transition count 190
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 54 place count 185 transition count 189
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 185 transition count 187
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 183 transition count 187
Applied a total of 58 rules in 11 ms. Remains 183 /212 variables (removed 29) and now considering 187/216 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 187 rows 183 cols
[2024-05-22 20:22:02] [INFO ] Computed 33 invariants in 10 ms
[2024-05-22 20:22:02] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-22 20:22:02] [INFO ] [Real]Absence check using 6 positive and 27 generalized place invariants in 6 ms returned sat
[2024-05-22 20:22:02] [INFO ] After 57ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:22:02] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:22:03] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:22:03] [INFO ] After 19ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:22:03] [INFO ] After 151ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1421 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 921 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 796949 steps, run timeout after 3001 ms. (steps per millisecond=265 ) properties seen :{}
Probabilistic random walk after 796949 steps, saw 398569 distinct states, run finished after 3001 ms. (steps per millisecond=265 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:22:06] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:22:06] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:22:06] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:22:06] [INFO ] After 96ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:22:06] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:22:06] [INFO ] After 67ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:22:06] [INFO ] After 106ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:06] [INFO ] After 269ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:06] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:22:06] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:22:06] [INFO ] After 100ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:06] [INFO ] After 81ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:06] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 0 ms to minimize.
[2024-05-22 20:22:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 81 ms
[2024-05-22 20:22:06] [INFO ] After 169ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2024-05-22 20:22:06] [INFO ] After 335ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 13 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1429 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 922 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 802766 steps, run timeout after 3001 ms. (steps per millisecond=267 ) properties seen :{}
Probabilistic random walk after 802766 steps, saw 401478 distinct states, run finished after 3003 ms. (steps per millisecond=267 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:22:09] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:22:09] [INFO ] [Real]Absence check using 7 positive place invariants in 6 ms returned sat
[2024-05-22 20:22:09] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:22:09] [INFO ] After 76ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:22:09] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:09] [INFO ] After 59ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:22:09] [INFO ] After 76ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 38 ms.
[2024-05-22 20:22:09] [INFO ] After 255ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:10] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:22:10] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:22:10] [INFO ] After 80ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:10] [INFO ] After 68ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:10] [INFO ] After 90ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:22:10] [INFO ] After 246ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:22:10] [INFO ] Invariant cache hit.
[2024-05-22 20:22:10] [INFO ] Implicit Places using invariants in 194 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 205 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:22:10] [INFO ] Computed 31 invariants in 32 ms
[2024-05-22 20:22:10] [INFO ] Implicit Places using invariants in 156 ms returned []
[2024-05-22 20:22:10] [INFO ] Invariant cache hit.
[2024-05-22 20:22:10] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:11] [INFO ] Implicit Places using invariants and state equation in 1292 ms returned []
Implicit Place search using SMT with State Equation took 1450 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1666 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1479 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 903 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 827876 steps, run timeout after 3001 ms. (steps per millisecond=275 ) properties seen :{}
Probabilistic random walk after 827876 steps, saw 414027 distinct states, run finished after 3001 ms. (steps per millisecond=275 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:22:14] [INFO ] Invariant cache hit.
[2024-05-22 20:22:14] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:22:14] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:22:15] [INFO ] After 89ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:22:15] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:15] [INFO ] After 40ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:15] [INFO ] After 195ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:22:15] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:22:15] [INFO ] After 85ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:15] [INFO ] After 32ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:15] [INFO ] After 48ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:22:15] [INFO ] After 200ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 13 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:22:15] [INFO ] Invariant cache hit.
[2024-05-22 20:22:15] [INFO ] Implicit Places using invariants in 119 ms returned []
[2024-05-22 20:22:15] [INFO ] Invariant cache hit.
[2024-05-22 20:22:15] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:16] [INFO ] Implicit Places using invariants and state equation in 1329 ms returned []
Implicit Place search using SMT with State Equation took 1471 ms to find 0 implicit places.
[2024-05-22 20:22:16] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:22:16] [INFO ] Invariant cache hit.
[2024-05-22 20:22:16] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1590 ms. Remains : 206/206 places, 212/212 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 206 transition count 195
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 180 transition count 186
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 54 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 177 transition count 183
Applied a total of 58 rules in 27 ms. Remains 177 /206 variables (removed 29) and now considering 183/212 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:22:16] [INFO ] Computed 31 invariants in 8 ms
[2024-05-22 20:22:17] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:22:17] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:22:17] [INFO ] After 70ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:22:17] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:22:17] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:22:17] [INFO ] Deduced a trap composed of 16 places in 57 ms of which 0 ms to minimize.
[2024-05-22 20:22:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2024-05-22 20:22:17] [INFO ] After 83ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:17] [INFO ] After 197ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:22:17] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:22:17] [INFO ] After 79ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:17] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:17] [INFO ] Deduced a trap composed of 19 places in 47 ms of which 0 ms to minimize.
[2024-05-22 20:22:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 61 ms
[2024-05-22 20:22:17] [INFO ] After 73ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2024-05-22 20:22:17] [INFO ] After 200ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1460 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 937 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 805592 steps, run timeout after 3001 ms. (steps per millisecond=268 ) properties seen :{}
Probabilistic random walk after 805592 steps, saw 402891 distinct states, run finished after 3002 ms. (steps per millisecond=268 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:22:20] [INFO ] Computed 43 invariants in 16 ms
[2024-05-22 20:22:20] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:22:20] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:22:20] [INFO ] After 84ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:22:20] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:22:20] [INFO ] After 115ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:20] [INFO ] After 261ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:20] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:22:20] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 7 ms returned sat
[2024-05-22 20:22:20] [INFO ] After 84ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:20] [INFO ] After 74ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:20] [INFO ] After 91ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:22:20] [INFO ] After 243ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 79 place count 225 transition count 219
Applied a total of 79 rules in 11 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1461 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 951 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Probably explored full state space saw : 355343 states, properties seen :0
Probabilistic random walk after 710692 steps, saw 355343 distinct states, run finished after 2530 ms. (steps per millisecond=280 ) properties seen :0
Interrupted probabilistic random walk after 889393 steps, run timeout after 3001 ms. (steps per millisecond=296 ) properties seen :{}
Exhaustive walk after 889393 steps, saw 444810 distinct states, run finished after 3001 ms. (steps per millisecond=296 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:22:26] [INFO ] Computed 43 invariants in 13 ms
[2024-05-22 20:22:26] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-22 20:22:26] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 18 ms returned sat
[2024-05-22 20:22:26] [INFO ] After 89ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:22:26] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:26] [INFO ] After 72ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:26] [INFO ] After 233ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:26] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-22 20:22:26] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 17 ms returned sat
[2024-05-22 20:22:26] [INFO ] After 85ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:26] [INFO ] After 74ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:26] [INFO ] After 97ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:22:26] [INFO ] After 261ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 2 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:22:27] [INFO ] Invariant cache hit.
[2024-05-22 20:22:27] [INFO ] Implicit Places using invariants in 159 ms returned [43, 48, 69, 95, 101, 122, 127, 147, 152, 173, 179]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 174 ms to find 11 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 214/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 214 transition count 214
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 209 transition count 214
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 209 transition count 214
Applied a total of 11 rules in 13 ms. Remains 209 /214 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 209 cols
[2024-05-22 20:22:27] [INFO ] Computed 32 invariants in 15 ms
[2024-05-22 20:22:27] [INFO ] Implicit Places using invariants in 143 ms returned []
[2024-05-22 20:22:27] [INFO ] Invariant cache hit.
[2024-05-22 20:22:27] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:28] [INFO ] Implicit Places using invariants and state equation in 1130 ms returned []
Implicit Place search using SMT with State Equation took 1274 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 209/225 places, 214/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1471 ms. Remains : 209/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1463 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 911 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 815891 steps, run timeout after 3001 ms. (steps per millisecond=271 ) properties seen :{}
Probabilistic random walk after 815891 steps, saw 408043 distinct states, run finished after 3001 ms. (steps per millisecond=271 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:22:31] [INFO ] Invariant cache hit.
[2024-05-22 20:22:31] [INFO ] [Real]Absence check using 14 positive place invariants in 11 ms returned sat
[2024-05-22 20:22:31] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:22:31] [INFO ] After 89ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:22:31] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:31] [INFO ] After 37ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:31] [INFO ] After 192ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:31] [INFO ] [Nat]Absence check using 14 positive place invariants in 10 ms returned sat
[2024-05-22 20:22:31] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:22:31] [INFO ] After 85ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:31] [INFO ] After 35ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:31] [INFO ] After 50ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:22:31] [INFO ] After 200ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 209 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 214/214 transitions.
Applied a total of 0 rules in 4 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 209/209 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:22:31] [INFO ] Invariant cache hit.
[2024-05-22 20:22:32] [INFO ] Implicit Places using invariants in 123 ms returned []
[2024-05-22 20:22:32] [INFO ] Invariant cache hit.
[2024-05-22 20:22:32] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:33] [INFO ] Implicit Places using invariants and state equation in 1420 ms returned []
Implicit Place search using SMT with State Equation took 1546 ms to find 0 implicit places.
[2024-05-22 20:22:33] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 20:22:33] [INFO ] Invariant cache hit.
[2024-05-22 20:22:33] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1656 ms. Remains : 209/209 places, 214/214 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 209 transition count 196
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 191 transition count 196
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 44 place count 183 transition count 188
Iterating global reduction 0 with 8 rules applied. Total rules applied 52 place count 183 transition count 188
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 54 place count 182 transition count 187
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 182 transition count 185
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 180 transition count 185
Applied a total of 58 rules in 10 ms. Remains 180 /209 variables (removed 29) and now considering 185/214 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 185 rows 180 cols
[2024-05-22 20:22:33] [INFO ] Computed 32 invariants in 12 ms
[2024-05-22 20:22:33] [INFO ] [Real]Absence check using 14 positive place invariants in 8 ms returned sat
[2024-05-22 20:22:33] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:22:33] [INFO ] After 77ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:22:33] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:22:33] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:22:33] [INFO ] Deduced a trap composed of 14 places in 58 ms of which 1 ms to minimize.
[2024-05-22 20:22:33] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 0 ms to minimize.
[2024-05-22 20:22:33] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 133 ms
[2024-05-22 20:22:33] [INFO ] After 147ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:33] [INFO ] After 277ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:33] [INFO ] [Nat]Absence check using 14 positive place invariants in 8 ms returned sat
[2024-05-22 20:22:33] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:22:33] [INFO ] After 77ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:33] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:34] [INFO ] Deduced a trap composed of 14 places in 58 ms of which 1 ms to minimize.
[2024-05-22 20:22:34] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:22:34] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 127 ms
[2024-05-22 20:22:34] [INFO ] After 140ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2024-05-22 20:22:34] [INFO ] After 279ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1422 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 955 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Finished probabilistic random walk after 2031 steps, run visited all 1 properties in 10 ms. (steps per millisecond=203 )
Probabilistic random walk after 2031 steps, saw 1030 distinct states, run finished after 10 ms. (steps per millisecond=203 ) properties seen :1
Parikh walk visited 0 properties in 0 ms.
Incomplete random walk after 10000 steps, including 1415 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 911 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 801566 steps, run timeout after 3001 ms. (steps per millisecond=267 ) properties seen :{}
Probabilistic random walk after 801566 steps, saw 400877 distinct states, run finished after 3001 ms. (steps per millisecond=267 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:22:37] [INFO ] Computed 43 invariants in 16 ms
[2024-05-22 20:22:37] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:22:37] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 9 ms returned sat
[2024-05-22 20:22:37] [INFO ] After 116ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:22:37] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:22:37] [INFO ] After 34ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:37] [INFO ] After 210ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:22:37] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:22:37] [INFO ] After 111ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:37] [INFO ] After 41ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:37] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 1 ms to minimize.
[2024-05-22 20:22:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 75 ms
[2024-05-22 20:22:37] [INFO ] After 125ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2024-05-22 20:22:37] [INFO ] After 306ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 80 place count 224 transition count 218
Applied a total of 80 rules in 12 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1408 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 916 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 833790 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 833790 steps, saw 416988 distinct states, run finished after 3001 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:22:40] [INFO ] Computed 43 invariants in 14 ms
[2024-05-22 20:22:40] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-22 20:22:40] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 11 ms returned sat
[2024-05-22 20:22:40] [INFO ] After 93ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:22:40] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:40] [INFO ] After 36ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:22:40] [INFO ] After 53ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 20 ms.
[2024-05-22 20:22:41] [INFO ] After 233ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-22 20:22:41] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 10 ms returned sat
[2024-05-22 20:22:41] [INFO ] After 105ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:41] [INFO ] After 65ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:41] [INFO ] Deduced a trap composed of 16 places in 71 ms of which 1 ms to minimize.
[2024-05-22 20:22:41] [INFO ] Deduced a trap composed of 13 places in 70 ms of which 1 ms to minimize.
[2024-05-22 20:22:41] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 175 ms
[2024-05-22 20:22:41] [INFO ] After 250ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2024-05-22 20:22:41] [INFO ] After 425ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:22:41] [INFO ] Invariant cache hit.
[2024-05-22 20:22:41] [INFO ] Implicit Places using invariants in 205 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 210 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 212 transition count 213
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 207 transition count 213
Applied a total of 10 rules in 6 ms. Remains 207 /212 variables (removed 5) and now considering 213/218 (removed 5) transitions.
// Phase 1: matrix 213 rows 207 cols
[2024-05-22 20:22:41] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:22:41] [INFO ] Implicit Places using invariants in 136 ms returned []
[2024-05-22 20:22:41] [INFO ] Invariant cache hit.
[2024-05-22 20:22:41] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:43] [INFO ] Implicit Places using invariants and state equation in 1264 ms returned []
Implicit Place search using SMT with State Equation took 1423 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 207/224 places, 213/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1643 ms. Remains : 207/224 places, 213/218 transitions.
Incomplete random walk after 10000 steps, including 1443 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 905 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 840729 steps, run timeout after 3001 ms. (steps per millisecond=280 ) properties seen :{}
Probabilistic random walk after 840729 steps, saw 420456 distinct states, run finished after 3002 ms. (steps per millisecond=280 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:22:46] [INFO ] Invariant cache hit.
[2024-05-22 20:22:46] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:22:46] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:22:46] [INFO ] After 85ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:22:46] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:46] [INFO ] After 125ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:46] [INFO ] After 275ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:22:46] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:22:46] [INFO ] After 85ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:46] [INFO ] After 107ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:46] [INFO ] Deduced a trap composed of 4 places in 56 ms of which 1 ms to minimize.
[2024-05-22 20:22:46] [INFO ] Deduced a trap composed of 16 places in 57 ms of which 0 ms to minimize.
[2024-05-22 20:22:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 140 ms
[2024-05-22 20:22:46] [INFO ] After 256ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 30 ms.
[2024-05-22 20:22:46] [INFO ] After 420ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 207 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 213/213 transitions.
Applied a total of 0 rules in 2 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 207/207 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 213/213 transitions.
Applied a total of 0 rules in 3 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2024-05-22 20:22:46] [INFO ] Invariant cache hit.
[2024-05-22 20:22:46] [INFO ] Implicit Places using invariants in 137 ms returned []
[2024-05-22 20:22:46] [INFO ] Invariant cache hit.
[2024-05-22 20:22:47] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:48] [INFO ] Implicit Places using invariants and state equation in 1137 ms returned []
Implicit Place search using SMT with State Equation took 1291 ms to find 0 implicit places.
[2024-05-22 20:22:48] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:22:48] [INFO ] Invariant cache hit.
[2024-05-22 20:22:48] [INFO ] Dead Transitions using invariants and state equation in 118 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1438 ms. Remains : 207/207 places, 213/213 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 207 transition count 195
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 180 transition count 186
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 56 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 177 transition count 183
Applied a total of 60 rules in 12 ms. Remains 177 /207 variables (removed 30) and now considering 183/213 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:22:48] [INFO ] Computed 31 invariants in 11 ms
[2024-05-22 20:22:48] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:22:48] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:22:48] [INFO ] After 86ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:22:48] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:22:48] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:22:48] [INFO ] Deduced a trap composed of 13 places in 60 ms of which 0 ms to minimize.
[2024-05-22 20:22:48] [INFO ] Deduced a trap composed of 11 places in 52 ms of which 1 ms to minimize.
[2024-05-22 20:22:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 142 ms
[2024-05-22 20:22:48] [INFO ] After 168ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:48] [INFO ] After 303ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:22:48] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 7 ms returned sat
[2024-05-22 20:22:48] [INFO ] After 105ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:48] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:48] [INFO ] Deduced a trap composed of 13 places in 51 ms of which 0 ms to minimize.
[2024-05-22 20:22:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2024-05-22 20:22:48] [INFO ] After 85ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:22:48] [INFO ] After 251ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1464 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 909 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Finished probabilistic random walk after 2031 steps, run visited all 1 properties in 11 ms. (steps per millisecond=184 )
Probabilistic random walk after 2031 steps, saw 1030 distinct states, run finished after 12 ms. (steps per millisecond=169 ) properties seen :1
Parikh walk visited 0 properties in 0 ms.
Incomplete random walk after 10000 steps, including 1415 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 909 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 743186 steps, run timeout after 3001 ms. (steps per millisecond=247 ) properties seen :{}
Probabilistic random walk after 743186 steps, saw 371674 distinct states, run finished after 3001 ms. (steps per millisecond=247 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:22:51] [INFO ] Computed 43 invariants in 14 ms
[2024-05-22 20:22:51] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:22:51] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:22:52] [INFO ] After 167ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:52] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:22:52] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:22:52] [INFO ] After 105ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:52] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:22:52] [INFO ] After 43ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:52] [INFO ] After 60ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2024-05-22 20:22:52] [INFO ] After 236ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 80 place count 224 transition count 218
Applied a total of 80 rules in 12 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1444 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 932 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 795446 steps, run timeout after 3001 ms. (steps per millisecond=265 ) properties seen :{}
Probabilistic random walk after 795446 steps, saw 397815 distinct states, run finished after 3003 ms. (steps per millisecond=264 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:22:55] [INFO ] Computed 43 invariants in 16 ms
[2024-05-22 20:22:55] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:22:55] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 15 ms returned sat
[2024-05-22 20:22:55] [INFO ] After 109ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:22:55] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:55] [INFO ] After 42ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:55] [INFO ] After 218ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:22:55] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:22:55] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:22:55] [INFO ] After 108ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:55] [INFO ] After 56ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:22:55] [INFO ] After 70ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:22:55] [INFO ] After 248ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 5 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 4 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:22:55] [INFO ] Invariant cache hit.
[2024-05-22 20:22:56] [INFO ] Implicit Places using invariants in 200 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 202 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 7 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:22:56] [INFO ] Computed 31 invariants in 11 ms
[2024-05-22 20:22:56] [INFO ] Implicit Places using invariants in 142 ms returned []
[2024-05-22 20:22:56] [INFO ] Invariant cache hit.
[2024-05-22 20:22:56] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:22:57] [INFO ] Implicit Places using invariants and state equation in 1382 ms returned []
Implicit Place search using SMT with State Equation took 1527 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1742 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1460 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 963 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 775015 steps, run timeout after 3001 ms. (steps per millisecond=258 ) properties seen :{}
Probabilistic random walk after 775015 steps, saw 387588 distinct states, run finished after 3001 ms. (steps per millisecond=258 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:23:00] [INFO ] Invariant cache hit.
[2024-05-22 20:23:00] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:23:00] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:23:00] [INFO ] After 99ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:00] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:23:00] [INFO ] After 57ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:00] [INFO ] After 217ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:23:00] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 7 ms returned sat
[2024-05-22 20:23:00] [INFO ] After 99ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:01] [INFO ] After 57ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:01] [INFO ] After 72ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:23:01] [INFO ] After 243ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:23:01] [INFO ] Invariant cache hit.
[2024-05-22 20:23:01] [INFO ] Implicit Places using invariants in 240 ms returned []
[2024-05-22 20:23:01] [INFO ] Invariant cache hit.
[2024-05-22 20:23:01] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:23:03] [INFO ] Implicit Places using invariants and state equation in 1891 ms returned []
Implicit Place search using SMT with State Equation took 2133 ms to find 0 implicit places.
[2024-05-22 20:23:03] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:23:03] [INFO ] Invariant cache hit.
[2024-05-22 20:23:03] [INFO ] Dead Transitions using invariants and state equation in 105 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2252 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 10 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:23:03] [INFO ] Computed 31 invariants in 11 ms
[2024-05-22 20:23:03] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:23:03] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:23:03] [INFO ] After 71ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:03] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:23:03] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:23:03] [INFO ] Deduced a trap composed of 5 places in 59 ms of which 0 ms to minimize.
[2024-05-22 20:23:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 78 ms
[2024-05-22 20:23:03] [INFO ] After 91ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:03] [INFO ] After 211ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:23:03] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2024-05-22 20:23:03] [INFO ] After 73ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:03] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:03] [INFO ] Deduced a trap composed of 5 places in 57 ms of which 0 ms to minimize.
[2024-05-22 20:23:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 70 ms
[2024-05-22 20:23:03] [INFO ] After 82ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2024-05-22 20:23:03] [INFO ] After 213ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1433 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 932 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 755016 steps, run timeout after 3001 ms. (steps per millisecond=251 ) properties seen :{}
Probabilistic random walk after 755016 steps, saw 377591 distinct states, run finished after 3001 ms. (steps per millisecond=251 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:23:06] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:23:06] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:23:06] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 9 ms returned sat
[2024-05-22 20:23:06] [INFO ] After 106ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:06] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:23:07] [INFO ] After 29ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:07] [INFO ] After 197ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:07] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:23:07] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:23:07] [INFO ] After 105ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:07] [INFO ] After 25ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:07] [INFO ] After 41ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2024-05-22 20:23:07] [INFO ] After 218ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 80 place count 224 transition count 218
Applied a total of 80 rules in 13 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1428 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 942 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 772091 steps, run timeout after 3001 ms. (steps per millisecond=257 ) properties seen :{}
Probabilistic random walk after 772091 steps, saw 386127 distinct states, run finished after 3002 ms. (steps per millisecond=257 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:23:10] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:23:10] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:23:10] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:23:10] [INFO ] After 168ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:10] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:23:10] [INFO ] After 191ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:10] [INFO ] After 450ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:10] [INFO ] [Nat]Absence check using 7 positive place invariants in 6 ms returned sat
[2024-05-22 20:23:10] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:23:10] [INFO ] After 163ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:11] [INFO ] After 116ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:11] [INFO ] After 131ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:23:11] [INFO ] After 368ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:23:11] [INFO ] Invariant cache hit.
[2024-05-22 20:23:11] [INFO ] Implicit Places using invariants in 190 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 196 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:23:11] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:23:11] [INFO ] Implicit Places using invariants in 132 ms returned []
[2024-05-22 20:23:11] [INFO ] Invariant cache hit.
[2024-05-22 20:23:11] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:23:12] [INFO ] Implicit Places using invariants and state equation in 1237 ms returned []
Implicit Place search using SMT with State Equation took 1389 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1594 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1451 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 898 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 843914 steps, run timeout after 3001 ms. (steps per millisecond=281 ) properties seen :{}
Probabilistic random walk after 843914 steps, saw 422050 distinct states, run finished after 3002 ms. (steps per millisecond=281 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:23:15] [INFO ] Invariant cache hit.
[2024-05-22 20:23:15] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:23:15] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:23:15] [INFO ] After 86ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:15] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:23:15] [INFO ] After 48ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:15] [INFO ] After 194ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:23:15] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:23:16] [INFO ] After 86ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:16] [INFO ] After 48ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:16] [INFO ] After 62ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:23:16] [INFO ] After 217ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:23:16] [INFO ] Invariant cache hit.
[2024-05-22 20:23:16] [INFO ] Implicit Places using invariants in 125 ms returned []
[2024-05-22 20:23:16] [INFO ] Invariant cache hit.
[2024-05-22 20:23:16] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:23:17] [INFO ] Implicit Places using invariants and state equation in 1305 ms returned []
Implicit Place search using SMT with State Equation took 1450 ms to find 0 implicit places.
[2024-05-22 20:23:17] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:23:17] [INFO ] Invariant cache hit.
[2024-05-22 20:23:17] [INFO ] Dead Transitions using invariants and state equation in 139 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1598 ms. Remains : 206/206 places, 212/212 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 206 transition count 195
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 180 transition count 186
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 54 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 177 transition count 183
Applied a total of 58 rules in 10 ms. Remains 177 /206 variables (removed 29) and now considering 183/212 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:23:17] [INFO ] Computed 31 invariants in 8 ms
[2024-05-22 20:23:17] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-05-22 20:23:17] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:23:17] [INFO ] After 73ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:17] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:23:17] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:23:17] [INFO ] Deduced a trap composed of 16 places in 67 ms of which 1 ms to minimize.
[2024-05-22 20:23:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 79 ms
[2024-05-22 20:23:17] [INFO ] After 92ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:17] [INFO ] After 210ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-05-22 20:23:18] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:23:18] [INFO ] After 74ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:18] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:18] [INFO ] Deduced a trap composed of 16 places in 67 ms of which 0 ms to minimize.
[2024-05-22 20:23:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 79 ms
[2024-05-22 20:23:18] [INFO ] After 91ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2024-05-22 20:23:18] [INFO ] After 233ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1438 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 921 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 806892 steps, run timeout after 3001 ms. (steps per millisecond=268 ) properties seen :{}
Probabilistic random walk after 806892 steps, saw 403540 distinct states, run finished after 3001 ms. (steps per millisecond=268 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:23:21] [INFO ] Computed 43 invariants in 14 ms
[2024-05-22 20:23:21] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:23:21] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 9 ms returned sat
[2024-05-22 20:23:21] [INFO ] After 102ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:21] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:23:21] [INFO ] After 46ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:21] [INFO ] After 207ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:23:21] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:23:21] [INFO ] After 97ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:21] [INFO ] After 56ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:21] [INFO ] After 81ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:23:21] [INFO ] After 240ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 80 place count 224 transition count 218
Applied a total of 80 rules in 15 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1438 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 918 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 830708 steps, run timeout after 3001 ms. (steps per millisecond=276 ) properties seen :{}
Probabilistic random walk after 830708 steps, saw 415447 distinct states, run finished after 3003 ms. (steps per millisecond=276 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:23:24] [INFO ] Computed 43 invariants in 19 ms
[2024-05-22 20:23:24] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:23:24] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 10 ms returned sat
[2024-05-22 20:23:24] [INFO ] After 111ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:24] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:23:25] [INFO ] After 101ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:25] [INFO ] After 286ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:25] [INFO ] [Nat]Absence check using 7 positive place invariants in 8 ms returned sat
[2024-05-22 20:23:25] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:23:25] [INFO ] After 117ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:25] [INFO ] After 177ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:25] [INFO ] After 196ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:23:25] [INFO ] After 399ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 4 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:23:25] [INFO ] Invariant cache hit.
[2024-05-22 20:23:25] [INFO ] Implicit Places using invariants in 200 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 205 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 7 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:23:25] [INFO ] Computed 31 invariants in 12 ms
[2024-05-22 20:23:25] [INFO ] Implicit Places using invariants in 148 ms returned []
[2024-05-22 20:23:25] [INFO ] Invariant cache hit.
[2024-05-22 20:23:25] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:23:27] [INFO ] Implicit Places using invariants and state equation in 1334 ms returned []
Implicit Place search using SMT with State Equation took 1482 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1698 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1414 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 933 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 832365 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 832365 steps, saw 416274 distinct states, run finished after 3003 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:23:30] [INFO ] Invariant cache hit.
[2024-05-22 20:23:30] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:23:30] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:23:30] [INFO ] After 89ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:30] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:23:30] [INFO ] After 45ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:30] [INFO ] After 195ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:23:30] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:23:30] [INFO ] After 90ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:30] [INFO ] After 51ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:30] [INFO ] After 65ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:23:30] [INFO ] After 218ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:23:30] [INFO ] Invariant cache hit.
[2024-05-22 20:23:30] [INFO ] Implicit Places using invariants in 126 ms returned []
[2024-05-22 20:23:30] [INFO ] Invariant cache hit.
[2024-05-22 20:23:30] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:23:32] [INFO ] Implicit Places using invariants and state equation in 1435 ms returned []
Implicit Place search using SMT with State Equation took 1563 ms to find 0 implicit places.
[2024-05-22 20:23:32] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:23:32] [INFO ] Invariant cache hit.
[2024-05-22 20:23:32] [INFO ] Dead Transitions using invariants and state equation in 106 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1679 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 9 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:23:32] [INFO ] Computed 31 invariants in 12 ms
[2024-05-22 20:23:32] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:23:32] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:23:32] [INFO ] After 73ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:32] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:23:32] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:32] [INFO ] After 131ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:23:32] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:23:32] [INFO ] After 94ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:32] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:32] [INFO ] Deduced a trap composed of 61 places in 64 ms of which 0 ms to minimize.
[2024-05-22 20:23:32] [INFO ] Deduced a trap composed of 55 places in 60 ms of which 0 ms to minimize.
[2024-05-22 20:23:32] [INFO ] Deduced a trap composed of 60 places in 58 ms of which 0 ms to minimize.
[2024-05-22 20:23:32] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 0 ms to minimize.
[2024-05-22 20:23:32] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 291 ms
[2024-05-22 20:23:32] [INFO ] After 305ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:23:32] [INFO ] After 453ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1477 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 914 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 816177 steps, run timeout after 3001 ms. (steps per millisecond=271 ) properties seen :{}
Probabilistic random walk after 816177 steps, saw 408182 distinct states, run finished after 3001 ms. (steps per millisecond=271 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:23:35] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:23:35] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:23:35] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:23:36] [INFO ] After 108ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:36] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:23:36] [INFO ] After 68ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:36] [INFO ] After 242ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:36] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:23:36] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:23:36] [INFO ] After 106ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:36] [INFO ] After 44ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:36] [INFO ] Deduced a trap composed of 13 places in 57 ms of which 0 ms to minimize.
[2024-05-22 20:23:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 74 ms
[2024-05-22 20:23:36] [INFO ] After 125ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:23:36] [INFO ] After 296ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 78 place count 225 transition count 219
Applied a total of 78 rules in 13 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1493 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 911 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
SDD proceeding with computation,124 properties remain. new max is 131072
SDD size :8.30445e+06 after 1.59388e+07
Probably explored full state space saw : 355343 states, properties seen :0
Probabilistic random walk after 710692 steps, saw 355343 distinct states, run finished after 2548 ms. (steps per millisecond=278 ) properties seen :0
Interrupted probabilistic random walk after 871751 steps, run timeout after 3001 ms. (steps per millisecond=290 ) properties seen :{}
Exhaustive walk after 871751 steps, saw 435979 distinct states, run finished after 3001 ms. (steps per millisecond=290 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:23:42] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:23:42] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:23:42] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 11 ms returned sat
[2024-05-22 20:23:42] [INFO ] After 98ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:42] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:23:42] [INFO ] After 38ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:42] [INFO ] After 202ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:23:42] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 12 ms returned sat
[2024-05-22 20:23:42] [INFO ] After 95ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:42] [INFO ] After 40ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:42] [INFO ] Deduced a trap composed of 13 places in 70 ms of which 0 ms to minimize.
[2024-05-22 20:23:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 88 ms
[2024-05-22 20:23:42] [INFO ] After 135ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2024-05-22 20:23:42] [INFO ] After 295ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 4 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 4 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:23:42] [INFO ] Invariant cache hit.
[2024-05-22 20:23:42] [INFO ] Implicit Places using invariants in 202 ms returned [44, 49, 70, 75, 95, 101, 122, 127, 147, 152, 173, 179]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 204 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 213/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 213 transition count 214
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 208 transition count 214
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 12 place count 208 transition count 214
Applied a total of 12 rules in 9 ms. Remains 208 /213 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 208 cols
[2024-05-22 20:23:42] [INFO ] Computed 31 invariants in 13 ms
[2024-05-22 20:23:42] [INFO ] Implicit Places using invariants in 148 ms returned []
[2024-05-22 20:23:42] [INFO ] Invariant cache hit.
[2024-05-22 20:23:43] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:23:44] [INFO ] Implicit Places using invariants and state equation in 1264 ms returned []
Implicit Place search using SMT with State Equation took 1413 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 208/225 places, 214/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1632 ms. Remains : 208/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1396 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 892 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 808210 steps, run timeout after 3001 ms. (steps per millisecond=269 ) properties seen :{}
Probabilistic random walk after 808210 steps, saw 404201 distinct states, run finished after 3001 ms. (steps per millisecond=269 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:23:47] [INFO ] Invariant cache hit.
[2024-05-22 20:23:47] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:23:47] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:23:47] [INFO ] After 99ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:47] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:23:47] [INFO ] After 38ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:47] [INFO ] After 196ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:23:47] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:23:47] [INFO ] After 99ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:47] [INFO ] After 199ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:47] [INFO ] Deduced a trap composed of 13 places in 60 ms of which 1 ms to minimize.
[2024-05-22 20:23:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 77 ms
[2024-05-22 20:23:47] [INFO ] After 284ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:23:47] [INFO ] After 446ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 4 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 208/208 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 2 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:23:47] [INFO ] Invariant cache hit.
[2024-05-22 20:23:48] [INFO ] Implicit Places using invariants in 134 ms returned []
[2024-05-22 20:23:48] [INFO ] Invariant cache hit.
[2024-05-22 20:23:48] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:23:49] [INFO ] Implicit Places using invariants and state equation in 1051 ms returned []
Implicit Place search using SMT with State Equation took 1188 ms to find 0 implicit places.
[2024-05-22 20:23:49] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:23:49] [INFO ] Invariant cache hit.
[2024-05-22 20:23:49] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1297 ms. Remains : 208/208 places, 214/214 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 208 transition count 197
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 191 transition count 197
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 182 transition count 188
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 182 transition count 188
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 54 place count 181 transition count 187
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 181 transition count 185
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 179 transition count 185
Applied a total of 58 rules in 9 ms. Remains 179 /208 variables (removed 29) and now considering 185/214 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 185 rows 179 cols
[2024-05-22 20:23:49] [INFO ] Computed 31 invariants in 8 ms
[2024-05-22 20:23:49] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-05-22 20:23:49] [INFO ] [Real]Absence check using 5 positive and 26 generalized place invariants in 5 ms returned sat
[2024-05-22 20:23:49] [INFO ] After 81ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:23:49] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:23:49] [INFO ] Deduced a trap composed of 5 places in 61 ms of which 0 ms to minimize.
[2024-05-22 20:23:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 75 ms
[2024-05-22 20:23:49] [INFO ] After 90ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:49] [INFO ] After 220ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:49] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-05-22 20:23:49] [INFO ] [Nat]Absence check using 5 positive and 26 generalized place invariants in 6 ms returned sat
[2024-05-22 20:23:49] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:49] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:49] [INFO ] Deduced a trap composed of 5 places in 62 ms of which 1 ms to minimize.
[2024-05-22 20:23:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 76 ms
[2024-05-22 20:23:49] [INFO ] After 88ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2024-05-22 20:23:49] [INFO ] After 217ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1445 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 916 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 790516 steps, run timeout after 3001 ms. (steps per millisecond=263 ) properties seen :{}
Probabilistic random walk after 790516 steps, saw 395343 distinct states, run finished after 3001 ms. (steps per millisecond=263 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:23:52] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:23:52] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:23:52] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:23:52] [INFO ] After 95ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:52] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:23:52] [INFO ] After 39ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:52] [INFO ] After 195ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:52] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:23:52] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2024-05-22 20:23:53] [INFO ] After 95ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:53] [INFO ] After 63ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:53] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 0 ms to minimize.
[2024-05-22 20:23:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 79 ms
[2024-05-22 20:23:53] [INFO ] After 149ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2024-05-22 20:23:53] [INFO ] After 322ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 78 place count 225 transition count 219
Applied a total of 78 rules in 13 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1442 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 920 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Probably explored full state space saw : 355343 states, properties seen :0
Probabilistic random walk after 710692 steps, saw 355343 distinct states, run finished after 2678 ms. (steps per millisecond=265 ) properties seen :0
Interrupted probabilistic random walk after 893488 steps, run timeout after 3001 ms. (steps per millisecond=297 ) properties seen :{}
Exhaustive walk after 893488 steps, saw 446858 distinct states, run finished after 3001 ms. (steps per millisecond=297 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:23:58] [INFO ] Computed 43 invariants in 16 ms
[2024-05-22 20:23:58] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-22 20:23:58] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 10 ms returned sat
[2024-05-22 20:23:59] [INFO ] After 129ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:23:59] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:23:59] [INFO ] After 42ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:59] [INFO ] After 231ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:23:59] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-22 20:23:59] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 10 ms returned sat
[2024-05-22 20:23:59] [INFO ] After 120ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:59] [INFO ] After 68ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:23:59] [INFO ] After 89ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2024-05-22 20:23:59] [INFO ] After 279ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 4 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:23:59] [INFO ] Invariant cache hit.
[2024-05-22 20:23:59] [INFO ] Implicit Places using invariants in 168 ms returned [43, 48, 69, 74, 95, 101, 122, 127, 147, 152, 173, 179]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 169 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 213/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 213 transition count 214
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 208 transition count 214
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 12 place count 208 transition count 214
Applied a total of 12 rules in 8 ms. Remains 208 /213 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 208 cols
[2024-05-22 20:23:59] [INFO ] Computed 31 invariants in 12 ms
[2024-05-22 20:23:59] [INFO ] Implicit Places using invariants in 135 ms returned []
[2024-05-22 20:23:59] [INFO ] Invariant cache hit.
[2024-05-22 20:23:59] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:01] [INFO ] Implicit Places using invariants and state equation in 1271 ms returned []
Implicit Place search using SMT with State Equation took 1410 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 208/225 places, 214/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1591 ms. Remains : 208/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1463 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 905 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 825225 steps, run timeout after 3001 ms. (steps per millisecond=274 ) properties seen :{}
Probabilistic random walk after 825225 steps, saw 412710 distinct states, run finished after 3001 ms. (steps per millisecond=274 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:24:04] [INFO ] Invariant cache hit.
[2024-05-22 20:24:04] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2024-05-22 20:24:04] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:24:04] [INFO ] After 88ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:24:04] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:04] [INFO ] After 36ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:04] [INFO ] After 187ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:24:04] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:24:04] [INFO ] After 86ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:04] [INFO ] After 33ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:04] [INFO ] After 49ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:24:04] [INFO ] After 201ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 2 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 208/208 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:24:04] [INFO ] Invariant cache hit.
[2024-05-22 20:24:04] [INFO ] Implicit Places using invariants in 120 ms returned []
[2024-05-22 20:24:04] [INFO ] Invariant cache hit.
[2024-05-22 20:24:04] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:06] [INFO ] Implicit Places using invariants and state equation in 1500 ms returned []
Implicit Place search using SMT with State Equation took 1623 ms to find 0 implicit places.
[2024-05-22 20:24:06] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:24:06] [INFO ] Invariant cache hit.
[2024-05-22 20:24:06] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1741 ms. Remains : 208/208 places, 214/214 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 208 transition count 196
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 190 transition count 196
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 181 transition count 187
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 181 transition count 187
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 56 place count 180 transition count 186
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 180 transition count 184
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 178 transition count 184
Applied a total of 60 rules in 13 ms. Remains 178 /208 variables (removed 30) and now considering 184/214 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 184 rows 178 cols
[2024-05-22 20:24:06] [INFO ] Computed 31 invariants in 24 ms
[2024-05-22 20:24:06] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:24:06] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:24:06] [INFO ] After 90ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:24:06] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:24:06] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:24:06] [INFO ] After 18ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2024-05-22 20:24:06] [INFO ] After 169ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1447 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 913 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 812010 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :{}
Probabilistic random walk after 812010 steps, saw 406099 distinct states, run finished after 3001 ms. (steps per millisecond=270 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:24:09] [INFO ] Computed 43 invariants in 16 ms
[2024-05-22 20:24:09] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:24:09] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:24:09] [INFO ] After 170ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:09] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:24:09] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 7 ms returned sat
[2024-05-22 20:24:09] [INFO ] After 100ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:09] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:24:09] [INFO ] After 44ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:09] [INFO ] Deduced a trap composed of 20 places in 53 ms of which 1 ms to minimize.
[2024-05-22 20:24:10] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 0 ms to minimize.
[2024-05-22 20:24:10] [INFO ] Deduced a trap composed of 12 places in 48 ms of which 0 ms to minimize.
[2024-05-22 20:24:10] [INFO ] Deduced a trap composed of 13 places in 46 ms of which 1 ms to minimize.
[2024-05-22 20:24:10] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 357 ms
[2024-05-22 20:24:10] [INFO ] After 425ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 27 ms.
[2024-05-22 20:24:10] [INFO ] After 607ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 11 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1445 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 923 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 836296 steps, run timeout after 3001 ms. (steps per millisecond=278 ) properties seen :{}
Probabilistic random walk after 836296 steps, saw 418240 distinct states, run finished after 3002 ms. (steps per millisecond=278 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:24:13] [INFO ] Computed 43 invariants in 18 ms
[2024-05-22 20:24:13] [INFO ] [Real]Absence check using 7 positive place invariants in 6 ms returned sat
[2024-05-22 20:24:13] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:24:13] [INFO ] After 153ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:13] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:24:13] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:24:13] [INFO ] After 88ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:13] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:13] [INFO ] After 254ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:13] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 0 ms to minimize.
[2024-05-22 20:24:13] [INFO ] Deduced a trap composed of 12 places in 61 ms of which 1 ms to minimize.
[2024-05-22 20:24:14] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 182 ms
[2024-05-22 20:24:14] [INFO ] After 478ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 32 ms.
[2024-05-22 20:24:14] [INFO ] After 658ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:24:14] [INFO ] Invariant cache hit.
[2024-05-22 20:24:14] [INFO ] Implicit Places using invariants in 195 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 198 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:24:14] [INFO ] Computed 31 invariants in 14 ms
[2024-05-22 20:24:14] [INFO ] Implicit Places using invariants in 148 ms returned []
[2024-05-22 20:24:14] [INFO ] Invariant cache hit.
[2024-05-22 20:24:14] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:15] [INFO ] Implicit Places using invariants and state equation in 1227 ms returned []
Implicit Place search using SMT with State Equation took 1377 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1584 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1425 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 911 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 835578 steps, run timeout after 3001 ms. (steps per millisecond=278 ) properties seen :{}
Probabilistic random walk after 835578 steps, saw 417883 distinct states, run finished after 3002 ms. (steps per millisecond=278 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:24:18] [INFO ] Invariant cache hit.
[2024-05-22 20:24:18] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:24:18] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:24:18] [INFO ] After 156ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:24:18] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:24:18] [INFO ] After 82ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:18] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:19] [INFO ] After 71ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:19] [INFO ] After 98ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:24:19] [INFO ] After 243ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:24:19] [INFO ] Invariant cache hit.
[2024-05-22 20:24:19] [INFO ] Implicit Places using invariants in 128 ms returned []
[2024-05-22 20:24:19] [INFO ] Invariant cache hit.
[2024-05-22 20:24:19] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:20] [INFO ] Implicit Places using invariants and state equation in 1539 ms returned []
Implicit Place search using SMT with State Equation took 1669 ms to find 0 implicit places.
[2024-05-22 20:24:20] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:24:20] [INFO ] Invariant cache hit.
[2024-05-22 20:24:20] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1788 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 9 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:24:20] [INFO ] Computed 31 invariants in 9 ms
[2024-05-22 20:24:20] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:24:20] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:24:21] [INFO ] After 123ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:24:21] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:24:21] [INFO ] After 79ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:24:21] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:21] [INFO ] After 25ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2024-05-22 20:24:21] [INFO ] After 161ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1442 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 946 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 812470 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :{}
Probabilistic random walk after 812470 steps, saw 406328 distinct states, run finished after 3001 ms. (steps per millisecond=270 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:24:24] [INFO ] Computed 43 invariants in 19 ms
[2024-05-22 20:24:24] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:24:24] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:24:24] [INFO ] After 128ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:24:24] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:24:24] [INFO ] After 29ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:24:24] [INFO ] After 47ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2024-05-22 20:24:24] [INFO ] After 256ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 79 place count 225 transition count 219
Applied a total of 79 rules in 11 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1446 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 906 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Probably explored full state space saw : 355343 states, properties seen :0
Probabilistic random walk after 710692 steps, saw 355343 distinct states, run finished after 2577 ms. (steps per millisecond=275 ) properties seen :0
Interrupted probabilistic random walk after 864355 steps, run timeout after 3001 ms. (steps per millisecond=288 ) properties seen :{}
Exhaustive walk after 864355 steps, saw 432280 distinct states, run finished after 3001 ms. (steps per millisecond=288 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:24:30] [INFO ] Computed 43 invariants in 19 ms
[2024-05-22 20:24:30] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2024-05-22 20:24:30] [INFO ] [Real]Absence check using 11 positive and 32 generalized place invariants in 6 ms returned sat
[2024-05-22 20:24:30] [INFO ] After 67ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:24:30] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:30] [INFO ] After 19ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:24:30] [INFO ] After 37ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:24:30] [INFO ] After 182ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 4 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:24:30] [INFO ] Invariant cache hit.
[2024-05-22 20:24:30] [INFO ] Implicit Places using invariants in 206 ms returned [43, 48, 69, 74, 95, 101, 122, 127, 147, 152, 173, 179]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 209 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 213/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 213 transition count 213
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 207 transition count 213
Applied a total of 12 rules in 6 ms. Remains 207 /213 variables (removed 6) and now considering 213/219 (removed 6) transitions.
// Phase 1: matrix 213 rows 207 cols
[2024-05-22 20:24:30] [INFO ] Computed 31 invariants in 12 ms
[2024-05-22 20:24:30] [INFO ] Implicit Places using invariants in 139 ms returned []
[2024-05-22 20:24:30] [INFO ] Invariant cache hit.
[2024-05-22 20:24:30] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:31] [INFO ] Implicit Places using invariants and state equation in 1207 ms returned []
Implicit Place search using SMT with State Equation took 1347 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 207/225 places, 213/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1567 ms. Remains : 207/225 places, 213/219 transitions.
Incomplete random walk after 10000 steps, including 1407 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 906 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 801163 steps, run timeout after 3001 ms. (steps per millisecond=266 ) properties seen :{}
Probabilistic random walk after 801163 steps, saw 400673 distinct states, run finished after 3001 ms. (steps per millisecond=266 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:24:34] [INFO ] Invariant cache hit.
[2024-05-22 20:24:34] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:24:34] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:24:35] [INFO ] After 71ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:24:35] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:35] [INFO ] After 34ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:24:35] [INFO ] After 51ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:24:35] [INFO ] After 191ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 207 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 213/213 transitions.
Applied a total of 0 rules in 3 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 207/207 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 213/213 transitions.
Applied a total of 0 rules in 2 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2024-05-22 20:24:35] [INFO ] Invariant cache hit.
[2024-05-22 20:24:35] [INFO ] Implicit Places using invariants in 130 ms returned []
[2024-05-22 20:24:35] [INFO ] Invariant cache hit.
[2024-05-22 20:24:35] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:36] [INFO ] Implicit Places using invariants and state equation in 1653 ms returned []
Implicit Place search using SMT with State Equation took 1794 ms to find 0 implicit places.
[2024-05-22 20:24:36] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:24:36] [INFO ] Invariant cache hit.
[2024-05-22 20:24:37] [INFO ] Dead Transitions using invariants and state equation in 192 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1997 ms. Remains : 207/207 places, 213/213 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 207 transition count 195
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 180 transition count 186
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 56 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 177 transition count 183
Applied a total of 60 rules in 9 ms. Remains 177 /207 variables (removed 30) and now considering 183/213 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:24:37] [INFO ] Computed 31 invariants in 15 ms
[2024-05-22 20:24:37] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:24:37] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2024-05-22 20:24:37] [INFO ] After 103ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:24:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:24:37] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:37] [INFO ] After 194ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:24:37] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:24:37] [INFO ] After 66ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:37] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:37] [INFO ] Deduced a trap composed of 19 places in 47 ms of which 0 ms to minimize.
[2024-05-22 20:24:37] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:24:37] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 116 ms
[2024-05-22 20:24:37] [INFO ] After 127ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:24:37] [INFO ] After 258ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1442 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 923 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 783388 steps, run timeout after 3001 ms. (steps per millisecond=261 ) properties seen :{}
Probabilistic random walk after 783388 steps, saw 391780 distinct states, run finished after 3003 ms. (steps per millisecond=260 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:24:40] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:24:40] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:24:40] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:24:40] [INFO ] After 78ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:24:40] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:24:40] [INFO ] After 58ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:40] [INFO ] After 198ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:40] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:24:40] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 9 ms returned sat
[2024-05-22 20:24:40] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:41] [INFO ] After 65ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:41] [INFO ] After 85ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:24:41] [INFO ] After 229ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 13 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1426 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 923 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 802593 steps, run timeout after 3001 ms. (steps per millisecond=267 ) properties seen :{}
Probabilistic random walk after 802593 steps, saw 401390 distinct states, run finished after 3001 ms. (steps per millisecond=267 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:24:44] [INFO ] Computed 43 invariants in 20 ms
[2024-05-22 20:24:44] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:24:44] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:24:44] [INFO ] After 77ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:24:44] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:44] [INFO ] After 47ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:24:44] [INFO ] After 67ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:24:44] [INFO ] After 223ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:24:44] [INFO ] Invariant cache hit.
[2024-05-22 20:24:44] [INFO ] Implicit Places using invariants in 214 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 215 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:24:44] [INFO ] Computed 31 invariants in 12 ms
[2024-05-22 20:24:44] [INFO ] Implicit Places using invariants in 140 ms returned []
[2024-05-22 20:24:44] [INFO ] Invariant cache hit.
[2024-05-22 20:24:44] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:46] [INFO ] Implicit Places using invariants and state equation in 1400 ms returned []
Implicit Place search using SMT with State Equation took 1542 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1768 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1441 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 886 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 795772 steps, run timeout after 3001 ms. (steps per millisecond=265 ) properties seen :{}
Probabilistic random walk after 795772 steps, saw 397975 distinct states, run finished after 3003 ms. (steps per millisecond=264 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:24:49] [INFO ] Invariant cache hit.
[2024-05-22 20:24:49] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:24:49] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:24:49] [INFO ] After 84ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:24:49] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:49] [INFO ] After 43ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:49] [INFO ] After 192ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-05-22 20:24:49] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:24:49] [INFO ] After 82ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:49] [INFO ] After 59ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:49] [INFO ] After 82ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2024-05-22 20:24:49] [INFO ] After 235ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:24:49] [INFO ] Invariant cache hit.
[2024-05-22 20:24:49] [INFO ] Implicit Places using invariants in 137 ms returned []
[2024-05-22 20:24:49] [INFO ] Invariant cache hit.
[2024-05-22 20:24:49] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:50] [INFO ] Implicit Places using invariants and state equation in 1277 ms returned []
Implicit Place search using SMT with State Equation took 1418 ms to find 0 implicit places.
[2024-05-22 20:24:50] [INFO ] Redundant transitions in 2 ms returned []
[2024-05-22 20:24:50] [INFO ] Invariant cache hit.
[2024-05-22 20:24:51] [INFO ] Dead Transitions using invariants and state equation in 116 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1544 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 10 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:24:51] [INFO ] Computed 31 invariants in 12 ms
Detected timeout of ITS tools.
[2024-05-22 20:24:51] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-05-22 20:24:51] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:24:51] [INFO ] After 77ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:24:51] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:24:51] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:24:51] [INFO ] After 17ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:24:51] [INFO ] After 150ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1441 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 881 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Built C files in :
/tmp/ltsmin14525882642740522886
[2024-05-22 20:24:51] [INFO ] Built C files in 25ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14525882642740522886
Running compilation step : cd /tmp/ltsmin14525882642740522886;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/limit_time.pl' '120' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 575 ms.
Running link step : cd /tmp/ltsmin14525882642740522886;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin14525882642740522886;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '-i' 'qltransition_17==true'
Interrupted probabilistic random walk after 468547 steps, run timeout after 3001 ms. (steps per millisecond=156 ) properties seen :{}
Probabilistic random walk after 468547 steps, saw 234326 distinct states, run finished after 3002 ms. (steps per millisecond=156 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:24:54] [INFO ] Computed 43 invariants in 9 ms
[2024-05-22 20:24:54] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:24:54] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2024-05-22 20:24:54] [INFO ] After 233ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:24:54] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:24:54] [INFO ] After 69ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:54] [INFO ] After 412ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:54] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:24:54] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:24:55] [INFO ] After 301ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:55] [INFO ] After 69ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:24:55] [INFO ] Deduced a trap composed of 27 places in 117 ms of which 0 ms to minimize.
[2024-05-22 20:24:55] [INFO ] Deduced a trap composed of 19 places in 124 ms of which 1 ms to minimize.
[2024-05-22 20:24:55] [INFO ] Deduced a trap composed of 24 places in 115 ms of which 0 ms to minimize.
[2024-05-22 20:24:55] [INFO ] Deduced a trap composed of 26 places in 96 ms of which 0 ms to minimize.
[2024-05-22 20:24:55] [INFO ] Deduced a trap composed of 23 places in 81 ms of which 1 ms to minimize.
[2024-05-22 20:24:55] [INFO ] Deduced a trap composed of 16 places in 112 ms of which 1 ms to minimize.
[2024-05-22 20:24:55] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 767 ms
[2024-05-22 20:24:55] [INFO ] After 843ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 22 ms.
[2024-05-22 20:24:55] [INFO ] After 1216ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 80 place count 224 transition count 218
Applied a total of 80 rules in 28 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1446 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 901 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 354383 steps, run timeout after 3001 ms. (steps per millisecond=118 ) properties seen :{}
Probabilistic random walk after 354383 steps, saw 177234 distinct states, run finished after 3001 ms. (steps per millisecond=118 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:24:59] [INFO ] Computed 43 invariants in 10 ms
[2024-05-22 20:24:59] [INFO ] [Real]Absence check using 7 positive place invariants in 18 ms returned sat
[2024-05-22 20:24:59] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:24:59] [INFO ] After 275ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:24:59] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:24:59] [INFO ] After 256ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:59] [INFO ] After 647ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:24:59] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:24:59] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 18 ms returned sat
[2024-05-22 20:24:59] [INFO ] After 153ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:00] [INFO ] After 171ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:00] [INFO ] Deduced a trap composed of 19 places in 117 ms of which 0 ms to minimize.
[2024-05-22 20:25:00] [INFO ] Deduced a trap composed of 12 places in 124 ms of which 0 ms to minimize.
[2024-05-22 20:25:00] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 284 ms
[2024-05-22 20:25:00] [INFO ] After 476ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2024-05-22 20:25:00] [INFO ] After 753ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 9 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:25:00] [INFO ] Invariant cache hit.
[2024-05-22 20:25:00] [INFO ] Implicit Places using invariants in 353 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 354 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:25:00] [INFO ] Computed 31 invariants in 17 ms
[2024-05-22 20:25:01] [INFO ] Implicit Places using invariants in 307 ms returned []
[2024-05-22 20:25:01] [INFO ] Invariant cache hit.
[2024-05-22 20:25:01] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:25:03] [INFO ] Implicit Places using invariants and state equation in 2744 ms returned []
Implicit Place search using SMT with State Equation took 3052 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 3422 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1472 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 905 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 350178 steps, run timeout after 3006 ms. (steps per millisecond=116 ) properties seen :{}
Probabilistic random walk after 350178 steps, saw 175129 distinct states, run finished after 3007 ms. (steps per millisecond=116 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:25:06] [INFO ] Invariant cache hit.
[2024-05-22 20:25:07] [INFO ] [Real]Absence check using 13 positive place invariants in 21 ms returned sat
[2024-05-22 20:25:07] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:25:07] [INFO ] After 180ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:25:07] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:25:07] [INFO ] After 100ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:07] [INFO ] After 383ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 17 ms returned sat
[2024-05-22 20:25:07] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:25:07] [INFO ] After 188ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:07] [INFO ] After 118ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:07] [INFO ] Deduced a trap composed of 15 places in 71 ms of which 0 ms to minimize.
[2024-05-22 20:25:07] [INFO ] Deduced a trap composed of 16 places in 92 ms of which 0 ms to minimize.
[2024-05-22 20:25:08] [INFO ] Deduced a trap composed of 12 places in 76 ms of which 0 ms to minimize.
[2024-05-22 20:25:08] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 274 ms
[2024-05-22 20:25:08] [INFO ] After 406ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 18 ms.
[2024-05-22 20:25:08] [INFO ] After 716ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:25:08] [INFO ] Invariant cache hit.
[2024-05-22 20:25:08] [INFO ] Implicit Places using invariants in 218 ms returned []
[2024-05-22 20:25:08] [INFO ] Invariant cache hit.
[2024-05-22 20:25:08] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:25:11] [INFO ] Implicit Places using invariants and state equation in 3114 ms returned []
Implicit Place search using SMT with State Equation took 3335 ms to find 0 implicit places.
[2024-05-22 20:25:11] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 20:25:11] [INFO ] Invariant cache hit.
[2024-05-22 20:25:11] [INFO ] Dead Transitions using invariants and state equation in 185 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3534 ms. Remains : 206/206 places, 212/212 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 206 transition count 195
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 180 transition count 186
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 54 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 177 transition count 183
Applied a total of 58 rules in 12 ms. Remains 177 /206 variables (removed 29) and now considering 183/212 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:25:11] [INFO ] Computed 31 invariants in 16 ms
[2024-05-22 20:25:11] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-05-22 20:25:11] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 10 ms returned sat
[2024-05-22 20:25:11] [INFO ] After 90ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:25:11] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:25:11] [INFO ] After 20ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:11] [INFO ] After 217ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 15 ms returned sat
[2024-05-22 20:25:11] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 10 ms returned sat
[2024-05-22 20:25:12] [INFO ] After 118ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:12] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:12] [INFO ] Deduced a trap composed of 57 places in 109 ms of which 9 ms to minimize.
[2024-05-22 20:25:12] [INFO ] Deduced a trap composed of 64 places in 115 ms of which 0 ms to minimize.
[2024-05-22 20:25:12] [INFO ] Deduced a trap composed of 65 places in 72 ms of which 0 ms to minimize.
[2024-05-22 20:25:12] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 325 ms
[2024-05-22 20:25:12] [INFO ] After 341ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:25:12] [INFO ] After 555ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1433 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 916 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 367113 steps, run timeout after 3001 ms. (steps per millisecond=122 ) properties seen :{}
Probabilistic random walk after 367113 steps, saw 183597 distinct states, run finished after 3014 ms. (steps per millisecond=121 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:25:15] [INFO ] Computed 43 invariants in 9 ms
[2024-05-22 20:25:15] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:25:15] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:25:15] [INFO ] After 67ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:25:15] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:25:15] [INFO ] After 176ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:15] [INFO ] After 312ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:15] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:25:15] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 7 ms returned sat
[2024-05-22 20:25:15] [INFO ] After 66ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:16] [INFO ] After 185ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:16] [INFO ] After 200ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 20 ms.
[2024-05-22 20:25:16] [INFO ] After 335ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 25 times.
Iterating global reduction 1 with 25 rules applied. Total rules applied 27 place count 251 transition count 220
Reduce places removed 25 places and 0 transitions.
Iterating post reduction 1 with 25 rules applied. Total rules applied 52 place count 226 transition count 220
Partial Free-agglomeration rule applied 27 times.
Drop transitions removed 27 transitions
Iterating global reduction 2 with 27 rules applied. Total rules applied 79 place count 226 transition count 220
Applied a total of 79 rules in 22 ms. Remains 226 /252 variables (removed 26) and now considering 220/246 (removed 26) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 226/252 places, 220/246 transitions.
Incomplete random walk after 10000 steps, including 1399 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 900 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 353921 steps, run timeout after 3005 ms. (steps per millisecond=117 ) properties seen :{}
Probabilistic random walk after 353921 steps, saw 177000 distinct states, run finished after 3005 ms. (steps per millisecond=117 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 220 rows 226 cols
[2024-05-22 20:25:19] [INFO ] Computed 43 invariants in 11 ms
[2024-05-22 20:25:19] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-22 20:25:19] [INFO ] [Real]Absence check using 5 positive and 38 generalized place invariants in 10 ms returned sat
[2024-05-22 20:25:19] [INFO ] After 67ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:25:19] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:25:19] [INFO ] After 82ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:25:19] [INFO ] After 108ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2024-05-22 20:25:19] [INFO ] After 236ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 226 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 226/226 places, 220/220 transitions.
Applied a total of 0 rules in 3 ms. Remains 226 /226 variables (removed 0) and now considering 220/220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 226/226 places, 220/220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 226/226 places, 220/220 transitions.
Applied a total of 0 rules in 3 ms. Remains 226 /226 variables (removed 0) and now considering 220/220 (removed 0) transitions.
[2024-05-22 20:25:19] [INFO ] Invariant cache hit.
[2024-05-22 20:25:19] [INFO ] Implicit Places using invariants in 398 ms returned [43, 48, 69, 74, 95, 101, 123, 128, 148, 153, 174, 180]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 399 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 214/226 places, 220/220 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 214 transition count 214
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 208 transition count 214
Applied a total of 12 rules in 7 ms. Remains 208 /214 variables (removed 6) and now considering 214/220 (removed 6) transitions.
// Phase 1: matrix 214 rows 208 cols
[2024-05-22 20:25:19] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:25:20] [INFO ] Implicit Places using invariants in 216 ms returned []
[2024-05-22 20:25:20] [INFO ] Invariant cache hit.
[2024-05-22 20:25:20] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:25:22] [INFO ] Implicit Places using invariants and state equation in 2407 ms returned []
Implicit Place search using SMT with State Equation took 2627 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 208/226 places, 214/220 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 3037 ms. Remains : 208/226 places, 214/220 transitions.
Incomplete random walk after 10000 steps, including 1452 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 929 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 356090 steps, run timeout after 3001 ms. (steps per millisecond=118 ) properties seen :{}
Probabilistic random walk after 356090 steps, saw 178086 distinct states, run finished after 3009 ms. (steps per millisecond=118 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:25:25] [INFO ] Invariant cache hit.
[2024-05-22 20:25:25] [INFO ] [Real]Absence check using 13 positive place invariants in 30 ms returned sat
[2024-05-22 20:25:25] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:25:25] [INFO ] After 141ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:25:25] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:25:25] [INFO ] After 57ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:25] [INFO ] After 336ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 32 ms returned sat
[2024-05-22 20:25:26] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:25:26] [INFO ] After 116ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:26] [INFO ] After 48ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:26] [INFO ] After 60ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 18 ms.
[2024-05-22 20:25:26] [INFO ] After 331ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 208/208 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 2 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:25:26] [INFO ] Invariant cache hit.
[2024-05-22 20:25:26] [INFO ] Implicit Places using invariants in 259 ms returned []
[2024-05-22 20:25:26] [INFO ] Invariant cache hit.
[2024-05-22 20:25:26] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:25:29] [INFO ] Implicit Places using invariants and state equation in 2511 ms returned []
Implicit Place search using SMT with State Equation took 2770 ms to find 0 implicit places.
[2024-05-22 20:25:29] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 20:25:29] [INFO ] Invariant cache hit.
[2024-05-22 20:25:29] [INFO ] Dead Transitions using invariants and state equation in 192 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2987 ms. Remains : 208/208 places, 214/214 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 208 transition count 196
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 190 transition count 196
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 181 transition count 187
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 181 transition count 187
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 56 place count 180 transition count 186
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 180 transition count 184
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 178 transition count 184
Applied a total of 60 rules in 9 ms. Remains 178 /208 variables (removed 30) and now considering 184/214 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 184 rows 178 cols
[2024-05-22 20:25:29] [INFO ] Computed 31 invariants in 20 ms
[2024-05-22 20:25:29] [INFO ] [Real]Absence check using 13 positive place invariants in 25 ms returned sat
[2024-05-22 20:25:29] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 7 ms returned sat
[2024-05-22 20:25:29] [INFO ] After 157ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:25:29] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:25:29] [INFO ] After 15ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:25:29] [INFO ] Deduced a trap composed of 15 places in 98 ms of which 0 ms to minimize.
[2024-05-22 20:25:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 114 ms
[2024-05-22 20:25:29] [INFO ] After 133ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:29] [INFO ] After 394ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 17 ms returned sat
[2024-05-22 20:25:29] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 25 ms returned sat
[2024-05-22 20:25:30] [INFO ] After 163ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:30] [INFO ] After 11ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:30] [INFO ] Deduced a trap composed of 16 places in 127 ms of which 1 ms to minimize.
[2024-05-22 20:25:30] [INFO ] Deduced a trap composed of 19 places in 82 ms of which 0 ms to minimize.
[2024-05-22 20:25:30] [INFO ] Deduced a trap composed of 13 places in 110 ms of which 0 ms to minimize.
[2024-05-22 20:25:30] [INFO ] Deduced a trap composed of 14 places in 96 ms of which 0 ms to minimize.
[2024-05-22 20:25:30] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 445 ms
[2024-05-22 20:25:30] [INFO ] After 468ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2024-05-22 20:25:30] [INFO ] After 776ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1449 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 935 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 342610 steps, run timeout after 3001 ms. (steps per millisecond=114 ) properties seen :{}
Probabilistic random walk after 342610 steps, saw 171335 distinct states, run finished after 3003 ms. (steps per millisecond=114 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:25:33] [INFO ] Computed 43 invariants in 20 ms
[2024-05-22 20:25:33] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:25:33] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 9 ms returned sat
[2024-05-22 20:25:33] [INFO ] After 129ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:25:33] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:25:33] [INFO ] After 167ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:33] [INFO ] After 404ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:25:34] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 19 ms returned sat
[2024-05-22 20:25:34] [INFO ] After 168ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:34] [INFO ] After 236ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:34] [INFO ] Deduced a trap composed of 24 places in 104 ms of which 0 ms to minimize.
[2024-05-22 20:25:34] [INFO ] Deduced a trap composed of 23 places in 113 ms of which 0 ms to minimize.
[2024-05-22 20:25:34] [INFO ] Deduced a trap composed of 19 places in 115 ms of which 0 ms to minimize.
[2024-05-22 20:25:35] [INFO ] Deduced a trap composed of 16 places in 123 ms of which 0 ms to minimize.
[2024-05-22 20:25:35] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 515 ms
[2024-05-22 20:25:35] [INFO ] After 769ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 27 ms.
[2024-05-22 20:25:35] [INFO ] After 1087ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 79 place count 225 transition count 219
Applied a total of 79 rules in 26 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1422 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 932 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 345647 steps, run timeout after 3014 ms. (steps per millisecond=114 ) properties seen :{}
Probabilistic random walk after 345647 steps, saw 172861 distinct states, run finished after 3014 ms. (steps per millisecond=114 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:25:38] [INFO ] Computed 43 invariants in 26 ms
[2024-05-22 20:25:38] [INFO ] [Real]Absence check using 11 positive place invariants in 33 ms returned sat
[2024-05-22 20:25:38] [INFO ] [Real]Absence check using 11 positive and 32 generalized place invariants in 10 ms returned sat
[2024-05-22 20:25:38] [INFO ] After 204ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:25:38] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:25:38] [INFO ] After 122ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:38] [INFO ] After 485ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:38] [INFO ] [Nat]Absence check using 11 positive place invariants in 25 ms returned sat
[2024-05-22 20:25:38] [INFO ] [Nat]Absence check using 11 positive and 32 generalized place invariants in 4 ms returned sat
[2024-05-22 20:25:38] [INFO ] After 156ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:39] [INFO ] After 400ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:39] [INFO ] Deduced a trap composed of 19 places in 130 ms of which 0 ms to minimize.
[2024-05-22 20:25:39] [INFO ] Deduced a trap composed of 16 places in 106 ms of which 1 ms to minimize.
[2024-05-22 20:25:39] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 276 ms
[2024-05-22 20:25:39] [INFO ] After 726ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 28 ms.
[2024-05-22 20:25:39] [INFO ] After 1044ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 2 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:25:39] [INFO ] Invariant cache hit.
[2024-05-22 20:25:40] [INFO ] Implicit Places using invariants in 386 ms returned [43, 48, 69, 74, 95, 101, 122, 127, 147, 152, 173, 179]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 387 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 213/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 213 transition count 214
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 208 transition count 214
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 12 place count 208 transition count 214
Applied a total of 12 rules in 8 ms. Remains 208 /213 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 208 cols
[2024-05-22 20:25:40] [INFO ] Computed 31 invariants in 21 ms
[2024-05-22 20:25:40] [INFO ] Implicit Places using invariants in 252 ms returned []
[2024-05-22 20:25:40] [INFO ] Invariant cache hit.
[2024-05-22 20:25:40] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:25:43] [INFO ] Implicit Places using invariants and state equation in 2902 ms returned []
Implicit Place search using SMT with State Equation took 3156 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 208/225 places, 214/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 3556 ms. Remains : 208/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1443 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 919 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 346532 steps, run timeout after 3005 ms. (steps per millisecond=115 ) properties seen :{}
Probabilistic random walk after 346532 steps, saw 173298 distinct states, run finished after 3005 ms. (steps per millisecond=115 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:25:46] [INFO ] Invariant cache hit.
[2024-05-22 20:25:46] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2024-05-22 20:25:46] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:25:46] [INFO ] After 88ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:25:46] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:25:46] [INFO ] After 28ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:46] [INFO ] After 195ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 34 ms returned sat
[2024-05-22 20:25:46] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:25:46] [INFO ] After 192ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:47] [INFO ] After 193ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:47] [INFO ] Deduced a trap composed of 15 places in 96 ms of which 1 ms to minimize.
[2024-05-22 20:25:47] [INFO ] Deduced a trap composed of 12 places in 113 ms of which 0 ms to minimize.
[2024-05-22 20:25:47] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 233 ms
[2024-05-22 20:25:47] [INFO ] After 432ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:25:47] [INFO ] After 738ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 208/208 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:25:47] [INFO ] Invariant cache hit.
[2024-05-22 20:25:47] [INFO ] Implicit Places using invariants in 287 ms returned []
[2024-05-22 20:25:47] [INFO ] Invariant cache hit.
[2024-05-22 20:25:47] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:25:50] [INFO ] Implicit Places using invariants and state equation in 2543 ms returned []
Implicit Place search using SMT with State Equation took 2830 ms to find 0 implicit places.
[2024-05-22 20:25:50] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:25:50] [INFO ] Invariant cache hit.
[2024-05-22 20:25:50] [INFO ] Dead Transitions using invariants and state equation in 219 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3075 ms. Remains : 208/208 places, 214/214 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 208 transition count 197
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 191 transition count 197
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 182 transition count 188
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 182 transition count 188
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 54 place count 181 transition count 187
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 181 transition count 185
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 179 transition count 185
Applied a total of 58 rules in 13 ms. Remains 179 /208 variables (removed 29) and now considering 185/214 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 185 rows 179 cols
[2024-05-22 20:25:50] [INFO ] Computed 31 invariants in 25 ms
[2024-05-22 20:25:50] [INFO ] [Real]Absence check using 4 positive place invariants in 12 ms returned sat
[2024-05-22 20:25:50] [INFO ] [Real]Absence check using 4 positive and 27 generalized place invariants in 5 ms returned sat
[2024-05-22 20:25:50] [INFO ] After 113ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:25:50] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:25:50] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:25:50] [INFO ] After 30ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2024-05-22 20:25:50] [INFO ] After 232ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1441 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 900 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 338396 steps, run timeout after 3008 ms. (steps per millisecond=112 ) properties seen :{}
Probabilistic random walk after 338396 steps, saw 169227 distinct states, run finished after 3008 ms. (steps per millisecond=112 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:25:53] [INFO ] Computed 43 invariants in 8 ms
[2024-05-22 20:25:53] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:25:53] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2024-05-22 20:25:54] [INFO ] After 307ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:25:54] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:25:54] [INFO ] After 107ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:25:54] [INFO ] After 128ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2024-05-22 20:25:54] [INFO ] After 577ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 24 times.
Iterating global reduction 1 with 24 rules applied. Total rules applied 26 place count 251 transition count 221
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 50 place count 227 transition count 221
Partial Free-agglomeration rule applied 26 times.
Drop transitions removed 26 transitions
Iterating global reduction 2 with 26 rules applied. Total rules applied 76 place count 227 transition count 221
Applied a total of 76 rules in 26 ms. Remains 227 /252 variables (removed 25) and now considering 221/246 (removed 25) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35 ms. Remains : 227/252 places, 221/246 transitions.
Incomplete random walk after 10000 steps, including 1468 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 908 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 358135 steps, run timeout after 3008 ms. (steps per millisecond=119 ) properties seen :{}
Probabilistic random walk after 358135 steps, saw 179108 distinct states, run finished after 3008 ms. (steps per millisecond=119 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 221 rows 227 cols
[2024-05-22 20:25:57] [INFO ] Computed 43 invariants in 27 ms
[2024-05-22 20:25:57] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2024-05-22 20:25:57] [INFO ] [Real]Absence check using 5 positive and 38 generalized place invariants in 8 ms returned sat
[2024-05-22 20:25:57] [INFO ] After 160ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:25:57] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:25:57] [INFO ] After 167ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:57] [INFO ] After 399ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:25:57] [INFO ] [Nat]Absence check using 5 positive place invariants in 6 ms returned sat
[2024-05-22 20:25:57] [INFO ] [Nat]Absence check using 5 positive and 38 generalized place invariants in 8 ms returned sat
[2024-05-22 20:25:58] [INFO ] After 308ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:58] [INFO ] After 245ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:25:58] [INFO ] After 274ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 21 ms.
[2024-05-22 20:25:58] [INFO ] After 660ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 227 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 3 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 227/227 places, 221/221 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 2 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
[2024-05-22 20:25:58] [INFO ] Invariant cache hit.
[2024-05-22 20:25:58] [INFO ] Implicit Places using invariants in 280 ms returned [43, 48, 69, 74, 94, 123, 128, 149, 154, 175, 181]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 280 ms to find 11 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 216/227 places, 221/221 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 216 transition count 216
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 211 transition count 216
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 211 transition count 216
Applied a total of 11 rules in 8 ms. Remains 211 /216 variables (removed 5) and now considering 216/221 (removed 5) transitions.
// Phase 1: matrix 216 rows 211 cols
[2024-05-22 20:25:58] [INFO ] Computed 32 invariants in 10 ms
[2024-05-22 20:25:59] [INFO ] Implicit Places using invariants in 255 ms returned []
[2024-05-22 20:25:59] [INFO ] Invariant cache hit.
[2024-05-22 20:25:59] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:26:02] [INFO ] Implicit Places using invariants and state equation in 2905 ms returned []
Implicit Place search using SMT with State Equation took 3162 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 211/227 places, 216/221 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 3454 ms. Remains : 211/227 places, 216/221 transitions.
Incomplete random walk after 10000 steps, including 1432 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 891 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 367029 steps, run timeout after 3001 ms. (steps per millisecond=122 ) properties seen :{}
Probabilistic random walk after 367029 steps, saw 183554 distinct states, run finished after 3001 ms. (steps per millisecond=122 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:26:05] [INFO ] Invariant cache hit.
[2024-05-22 20:26:05] [INFO ] [Real]Absence check using 14 positive place invariants in 19 ms returned sat
[2024-05-22 20:26:05] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:26:05] [INFO ] After 138ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:26:05] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:26:05] [INFO ] After 101ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:26:05] [INFO ] After 114ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2024-05-22 20:26:05] [INFO ] After 375ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 211 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 211/211 places, 216/216 transitions.
Applied a total of 0 rules in 3 ms. Remains 211 /211 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 211/211 places, 216/216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 211/211 places, 216/216 transitions.
Applied a total of 0 rules in 14 ms. Remains 211 /211 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2024-05-22 20:26:05] [INFO ] Invariant cache hit.
[2024-05-22 20:26:05] [INFO ] Implicit Places using invariants in 225 ms returned []
[2024-05-22 20:26:05] [INFO ] Invariant cache hit.
[2024-05-22 20:26:05] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:26:08] [INFO ] Implicit Places using invariants and state equation in 3001 ms returned []
Implicit Place search using SMT with State Equation took 3228 ms to find 0 implicit places.
[2024-05-22 20:26:08] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:26:08] [INFO ] Invariant cache hit.
[2024-05-22 20:26:08] [INFO ] Dead Transitions using invariants and state equation in 176 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3435 ms. Remains : 211/211 places, 216/216 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 211 transition count 198
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 193 transition count 198
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 44 place count 185 transition count 190
Iterating global reduction 0 with 8 rules applied. Total rules applied 52 place count 185 transition count 190
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 54 place count 184 transition count 189
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 184 transition count 187
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 182 transition count 187
Applied a total of 58 rules in 9 ms. Remains 182 /211 variables (removed 29) and now considering 187/216 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 187 rows 182 cols
[2024-05-22 20:26:08] [INFO ] Computed 32 invariants in 7 ms
[2024-05-22 20:26:09] [INFO ] [Real]Absence check using 14 positive place invariants in 18 ms returned sat
[2024-05-22 20:26:09] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:26:09] [INFO ] After 122ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:26:09] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:26:09] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:26:09] [INFO ] After 16ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2024-05-22 20:26:09] [INFO ] After 245ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1453 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 930 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 341020 steps, run timeout after 3009 ms. (steps per millisecond=113 ) properties seen :{}
Probabilistic random walk after 341020 steps, saw 170540 distinct states, run finished after 3009 ms. (steps per millisecond=113 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:26:12] [INFO ] Computed 43 invariants in 8 ms
[2024-05-22 20:26:12] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:26:12] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 12 ms returned sat
[2024-05-22 20:26:12] [INFO ] After 306ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:12] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:26:12] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 17 ms returned sat
[2024-05-22 20:26:13] [INFO ] After 371ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:13] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:26:13] [INFO ] After 149ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:13] [INFO ] After 181ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:26:13] [INFO ] After 651ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 27 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1412 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 910 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 367189 steps, run timeout after 3009 ms. (steps per millisecond=122 ) properties seen :{}
Probabilistic random walk after 367189 steps, saw 183635 distinct states, run finished after 3009 ms. (steps per millisecond=122 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:26:16] [INFO ] Computed 43 invariants in 10 ms
[2024-05-22 20:26:16] [INFO ] [Real]Absence check using 7 positive place invariants in 16 ms returned sat
[2024-05-22 20:26:16] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:26:16] [INFO ] After 222ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:16] [INFO ] [Nat]Absence check using 7 positive place invariants in 21 ms returned sat
[2024-05-22 20:26:16] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 21 ms returned sat
[2024-05-22 20:26:16] [INFO ] After 206ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:16] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:26:17] [INFO ] After 173ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:17] [INFO ] After 255ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 23 ms.
[2024-05-22 20:26:17] [INFO ] After 595ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 4 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 2 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:26:17] [INFO ] Invariant cache hit.
[2024-05-22 20:26:17] [INFO ] Implicit Places using invariants in 318 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 319 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 5 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:26:17] [INFO ] Computed 31 invariants in 21 ms
[2024-05-22 20:26:17] [INFO ] Implicit Places using invariants in 238 ms returned []
[2024-05-22 20:26:17] [INFO ] Invariant cache hit.
[2024-05-22 20:26:18] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:26:20] [INFO ] Implicit Places using invariants and state equation in 2220 ms returned []
Implicit Place search using SMT with State Equation took 2458 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2800 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1479 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 911 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 355973 steps, run timeout after 3001 ms. (steps per millisecond=118 ) properties seen :{}
Probabilistic random walk after 355973 steps, saw 178029 distinct states, run finished after 3014 ms. (steps per millisecond=118 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:26:23] [INFO ] Invariant cache hit.
[2024-05-22 20:26:23] [INFO ] [Real]Absence check using 13 positive place invariants in 21 ms returned sat
[2024-05-22 20:26:23] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 10 ms returned sat
[2024-05-22 20:26:23] [INFO ] After 339ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:26:23] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 10 ms returned sat
[2024-05-22 20:26:23] [INFO ] After 153ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:23] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:26:23] [INFO ] After 305ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:24] [INFO ] Deduced a trap composed of 15 places in 96 ms of which 0 ms to minimize.
[2024-05-22 20:26:24] [INFO ] Deduced a trap composed of 12 places in 111 ms of which 0 ms to minimize.
[2024-05-22 20:26:24] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 234 ms
[2024-05-22 20:26:24] [INFO ] After 618ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 37 ms.
[2024-05-22 20:26:24] [INFO ] After 926ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:26:24] [INFO ] Invariant cache hit.
[2024-05-22 20:26:24] [INFO ] Implicit Places using invariants in 252 ms returned []
[2024-05-22 20:26:24] [INFO ] Invariant cache hit.
[2024-05-22 20:26:24] [INFO ] State equation strengthened by 38 read => feed constraints.
pins2lts-mc-linux64, 0.000: Registering PINS so language module
pins2lts-mc-linux64( 0/ 8), 0.001: Loading model from ./gal.so
pins2lts-mc-linux64( 2/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 2/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 1/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 0/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 1/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 3/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.012: library has no initializer
pins2lts-mc-linux64( 5/ 8), 0.012: library has no initializer
pins2lts-mc-linux64( 6/ 8), 0.012: library has no initializer
pins2lts-mc-linux64( 5/ 8), 0.013: loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.012: loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.012: loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.020: library has no initializer
pins2lts-mc-linux64( 7/ 8), 0.020: loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.241: completed loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.257: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.257: completed loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.257: completed loading model GAL
pins2lts-mc-linux64( 1/ 8), 0.257: completed loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.258: completed loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.258: completed loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.259: completed loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.269: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 6/ 8), 0.269: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 0/ 8), 0.269: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 7/ 8), 0.269: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 1/ 8), 0.269: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 0/ 8), 0.270: There are 384 state labels and 1 edge labels
pins2lts-mc-linux64( 0/ 8), 0.270: State length is 272, there are 260 groups
pins2lts-mc-linux64( 0/ 8), 0.270: Running bfs using 8 cores
pins2lts-mc-linux64( 0/ 8), 0.270: Using a non-indexing tree table with 2^27 elements
pins2lts-mc-linux64( 0/ 8), 0.270: Successor permutation: none
pins2lts-mc-linux64( 0/ 8), 0.270: Global bits: 0, count bits: 0, local bits: 0
pins2lts-mc-linux64( 3/ 8), 0.269: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 4/ 8), 0.269: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 5/ 8), 0.270: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 1/ 8), 0.314: ~23 levels ~960 states ~1000 transitions
pins2lts-mc-linux64( 2/ 8), 0.367: ~48 levels ~1920 states ~1944 transitions
pins2lts-mc-linux64( 0/ 8), 0.506: ~179 levels ~3840 states ~3992 transitions
pins2lts-mc-linux64( 0/ 8), 0.575: ~221 levels ~7680 states ~8056 transitions
pins2lts-mc-linux64( 0/ 8), 0.693: ~291 levels ~15360 states ~15936 transitions
pins2lts-mc-linux64( 0/ 8), 0.899: ~370 levels ~30720 states ~31152 transitions
pins2lts-mc-linux64( 0/ 8), 1.285: ~719 levels ~61440 states ~61912 transitions
pins2lts-mc-linux64( 1/ 8), 1.996: ~821 levels ~122880 states ~127336 transitions
pins2lts-mc-linux64( 3/ 8), 3.213: ~3016 levels ~245760 states ~245184 transitions
pins2lts-mc-linux64( 4/ 8), 4.961: ~6338 levels ~491520 states ~492216 transitions
pins2lts-mc-linux64( 4/ 8), 7.806: ~10412 levels ~983040 states ~984520 transitions
pins2lts-mc-linux64( 4/ 8), 12.055: ~13812 levels ~1966080 states ~1984664 transitions
pins2lts-mc-linux64( 4/ 8), 20.390: ~13842 levels ~3932160 states ~4069008 transitions
pins2lts-mc-linux64( 4/ 8), 37.055: ~13861 levels ~7864320 states ~8172184 transitions
pins2lts-mc-linux64( 6/ 8), 70.119: ~13828 levels ~15728640 states ~15713680 transitions
pins2lts-mc-linux64( 1/ 8), 92.831: Error: tree leafs table full! Change -s/--ratio.
pins2lts-mc-linux64( 0/ 8), 92.873:
pins2lts-mc-linux64( 0/ 8), 92.873: mean standard work distribution: 1.5% (states) 1.9% (transitions)
pins2lts-mc-linux64( 0/ 8), 92.873:
pins2lts-mc-linux64( 0/ 8), 92.873: Explored 20412311 states 20644178 transitions, fanout: 1.011
pins2lts-mc-linux64( 0/ 8), 92.873: Total exploration time 92.590 sec (92.560 sec minimum, 92.571 sec on average)
pins2lts-mc-linux64( 0/ 8), 92.873: States per second: 220459, Transitions per second: 222963
pins2lts-mc-linux64( 0/ 8), 92.873:
pins2lts-mc-linux64( 0/ 8), 92.873: Queue width: 8B, total height: 283944, memory: 2.17MB
pins2lts-mc-linux64( 0/ 8), 92.873: Tree memory: 413.5MB, 21.0 B/state, compr.: 1.9%
pins2lts-mc-linux64( 0/ 8), 92.873: Tree fill ratio (roots/leafs): 15.0%/99.0%
pins2lts-mc-linux64( 0/ 8), 92.873: Stored 260 string chucks using 0MB
pins2lts-mc-linux64( 0/ 8), 92.873: Total memory used for chunk indexing: 0MB
pins2lts-mc-linux64( 0/ 8), 92.873: Est. total memory use: 415.7MB (~1026.2MB paged-in)
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin14525882642740522886;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '-i' 'qltransition_17==true'
255
java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin14525882642740522886;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '-i' 'qltransition_17==true'
255
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner.checkProperty(LTSminRunner.java:240)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.checkProperties(LTSminRunner.java:175)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:113)
at java.base/java.lang.Thread.run(Thread.java:833)
[2024-05-22 20:26:26] [INFO ] Implicit Places using invariants and state equation in 1475 ms returned []
Implicit Place search using SMT with State Equation took 1728 ms to find 0 implicit places.
[2024-05-22 20:26:26] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 20:26:26] [INFO ] Invariant cache hit.
[2024-05-22 20:26:26] [INFO ] Dead Transitions using invariants and state equation in 96 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1836 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 9 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:26:26] [INFO ] Computed 31 invariants in 13 ms
[2024-05-22 20:26:26] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:26:26] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:26:26] [INFO ] After 115ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:26:26] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:26:26] [INFO ] After 64ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:26] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:26:26] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:26] [INFO ] After 18ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:26:26] [INFO ] After 138ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1438 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 913 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 806723 steps, run timeout after 3001 ms. (steps per millisecond=268 ) properties seen :{}
Probabilistic random walk after 806723 steps, saw 403455 distinct states, run finished after 3002 ms. (steps per millisecond=268 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:26:29] [INFO ] Computed 43 invariants in 18 ms
[2024-05-22 20:26:29] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:26:29] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 9 ms returned sat
[2024-05-22 20:26:29] [INFO ] After 119ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:26:29] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:26:29] [INFO ] After 141ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:29] [INFO ] After 326ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:29] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:26:29] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 9 ms returned sat
[2024-05-22 20:26:30] [INFO ] After 117ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:30] [INFO ] After 164ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:30] [INFO ] Deduced a trap composed of 24 places in 54 ms of which 0 ms to minimize.
[2024-05-22 20:26:30] [INFO ] Deduced a trap composed of 24 places in 42 ms of which 1 ms to minimize.
[2024-05-22 20:26:30] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 172 ms
[2024-05-22 20:26:30] [INFO ] After 353ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 41 ms.
[2024-05-22 20:26:30] [INFO ] After 574ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 12 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1457 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 922 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 825245 steps, run timeout after 3001 ms. (steps per millisecond=274 ) properties seen :{}
Probabilistic random walk after 825245 steps, saw 412718 distinct states, run finished after 3003 ms. (steps per millisecond=274 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:26:33] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:26:33] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:26:33] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:26:33] [INFO ] After 99ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:26:33] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:26:33] [INFO ] After 142ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:33] [INFO ] After 320ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:33] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:26:33] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:26:33] [INFO ] After 82ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:34] [INFO ] After 86ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:34] [INFO ] After 103ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2024-05-22 20:26:34] [INFO ] After 270ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:26:34] [INFO ] Invariant cache hit.
[2024-05-22 20:26:34] [INFO ] Implicit Places using invariants in 217 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 218 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 5 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:26:34] [INFO ] Computed 31 invariants in 11 ms
[2024-05-22 20:26:34] [INFO ] Implicit Places using invariants in 135 ms returned []
[2024-05-22 20:26:34] [INFO ] Invariant cache hit.
[2024-05-22 20:26:34] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:26:35] [INFO ] Implicit Places using invariants and state equation in 1558 ms returned []
Implicit Place search using SMT with State Equation took 1694 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1921 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1447 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 898 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 826025 steps, run timeout after 3001 ms. (steps per millisecond=275 ) properties seen :{}
Probabilistic random walk after 826025 steps, saw 413102 distinct states, run finished after 3001 ms. (steps per millisecond=275 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:26:38] [INFO ] Invariant cache hit.
[2024-05-22 20:26:39] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:26:39] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:26:39] [INFO ] After 108ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:26:39] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:26:39] [INFO ] After 66ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:39] [INFO ] After 239ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:26:39] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:26:39] [INFO ] After 106ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:39] [INFO ] After 108ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:39] [INFO ] Deduced a trap composed of 62 places in 75 ms of which 0 ms to minimize.
[2024-05-22 20:26:39] [INFO ] Deduced a trap composed of 21 places in 52 ms of which 0 ms to minimize.
[2024-05-22 20:26:39] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 0 ms to minimize.
[2024-05-22 20:26:39] [INFO ] Deduced a trap composed of 15 places in 38 ms of which 0 ms to minimize.
[2024-05-22 20:26:39] [INFO ] Deduced a trap composed of 16 places in 41 ms of which 0 ms to minimize.
[2024-05-22 20:26:39] [INFO ] Deduced a trap composed of 13 places in 42 ms of which 0 ms to minimize.
[2024-05-22 20:26:39] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 399 ms
[2024-05-22 20:26:39] [INFO ] After 517ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 56 ms.
[2024-05-22 20:26:39] [INFO ] After 737ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:26:40] [INFO ] Invariant cache hit.
[2024-05-22 20:26:40] [INFO ] Implicit Places using invariants in 221 ms returned []
[2024-05-22 20:26:40] [INFO ] Invariant cache hit.
[2024-05-22 20:26:40] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:26:41] [INFO ] Implicit Places using invariants and state equation in 1547 ms returned []
Implicit Place search using SMT with State Equation took 1769 ms to find 0 implicit places.
[2024-05-22 20:26:41] [INFO ] Redundant transitions in 2 ms returned []
[2024-05-22 20:26:41] [INFO ] Invariant cache hit.
[2024-05-22 20:26:41] [INFO ] Dead Transitions using invariants and state equation in 109 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1890 ms. Remains : 206/206 places, 212/212 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 206 transition count 195
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 180 transition count 186
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 54 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 177 transition count 183
Applied a total of 58 rules in 11 ms. Remains 177 /206 variables (removed 29) and now considering 183/212 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:26:41] [INFO ] Computed 31 invariants in 12 ms
[2024-05-22 20:26:41] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:26:41] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:26:42] [INFO ] After 86ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:26:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:26:42] [INFO ] After 11ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:42] [INFO ] After 150ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-05-22 20:26:42] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 7 ms returned sat
[2024-05-22 20:26:42] [INFO ] After 93ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:42] [INFO ] After 12ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:42] [INFO ] Deduced a trap composed of 16 places in 48 ms of which 0 ms to minimize.
[2024-05-22 20:26:42] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 1 ms to minimize.
[2024-05-22 20:26:42] [INFO ] Deduced a trap composed of 22 places in 39 ms of which 0 ms to minimize.
[2024-05-22 20:26:42] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 158 ms
[2024-05-22 20:26:42] [INFO ] After 180ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:26:42] [INFO ] After 342ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1424 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 874 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 773422 steps, run timeout after 3001 ms. (steps per millisecond=257 ) properties seen :{}
Probabilistic random walk after 773422 steps, saw 386793 distinct states, run finished after 3003 ms. (steps per millisecond=257 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:26:45] [INFO ] Computed 43 invariants in 16 ms
[2024-05-22 20:26:45] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:26:45] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 9 ms returned sat
[2024-05-22 20:26:45] [INFO ] After 100ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:26:45] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:26:45] [INFO ] After 53ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:26:45] [INFO ] After 71ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2024-05-22 20:26:45] [INFO ] After 251ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 79 place count 225 transition count 219
Applied a total of 79 rules in 13 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1458 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 906 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Probably explored full state space saw : 355343 states, properties seen :0
Probabilistic random walk after 710692 steps, saw 355343 distinct states, run finished after 2717 ms. (steps per millisecond=261 ) properties seen :0
Interrupted probabilistic random walk after 834974 steps, run timeout after 3001 ms. (steps per millisecond=278 ) properties seen :{}
Exhaustive walk after 834974 steps, saw 417589 distinct states, run finished after 3001 ms. (steps per millisecond=278 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:26:51] [INFO ] Computed 43 invariants in 18 ms
[2024-05-22 20:26:51] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2024-05-22 20:26:51] [INFO ] [Real]Absence check using 5 positive and 38 generalized place invariants in 10 ms returned sat
[2024-05-22 20:26:51] [INFO ] After 99ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:26:51] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:26:51] [INFO ] After 70ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:26:51] [INFO ] After 89ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:26:51] [INFO ] After 257ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 4 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:26:51] [INFO ] Invariant cache hit.
[2024-05-22 20:26:51] [INFO ] Implicit Places using invariants in 203 ms returned [43, 48, 69, 74, 101, 122, 127, 147, 152, 173, 179]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 204 ms to find 11 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 214/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 214 transition count 214
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 209 transition count 214
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 209 transition count 214
Applied a total of 11 rules in 9 ms. Remains 209 /214 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 209 cols
[2024-05-22 20:26:51] [INFO ] Computed 32 invariants in 11 ms
[2024-05-22 20:26:52] [INFO ] Implicit Places using invariants in 147 ms returned []
[2024-05-22 20:26:52] [INFO ] Invariant cache hit.
[2024-05-22 20:26:52] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:26:53] [INFO ] Implicit Places using invariants and state equation in 1268 ms returned []
Implicit Place search using SMT with State Equation took 1416 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 209/225 places, 214/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1634 ms. Remains : 209/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1442 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 931 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 778063 steps, run timeout after 3001 ms. (steps per millisecond=259 ) properties seen :{}
Probabilistic random walk after 778063 steps, saw 389119 distinct states, run finished after 3001 ms. (steps per millisecond=259 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:26:56] [INFO ] Invariant cache hit.
[2024-05-22 20:26:56] [INFO ] [Real]Absence check using 12 positive place invariants in 12 ms returned sat
[2024-05-22 20:26:56] [INFO ] [Real]Absence check using 12 positive and 20 generalized place invariants in 3 ms returned sat
[2024-05-22 20:26:56] [INFO ] After 103ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:26:56] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:26:56] [INFO ] After 47ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:56] [INFO ] After 214ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:56] [INFO ] [Nat]Absence check using 12 positive place invariants in 12 ms returned sat
[2024-05-22 20:26:56] [INFO ] [Nat]Absence check using 12 positive and 20 generalized place invariants in 3 ms returned sat
[2024-05-22 20:26:56] [INFO ] After 95ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:56] [INFO ] After 140ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:56] [INFO ] After 155ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:26:56] [INFO ] After 318ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 209 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 209/209 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 214/214 transitions.
Applied a total of 0 rules in 2 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:26:56] [INFO ] Invariant cache hit.
[2024-05-22 20:26:57] [INFO ] Implicit Places using invariants in 126 ms returned []
[2024-05-22 20:26:57] [INFO ] Invariant cache hit.
[2024-05-22 20:26:57] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:26:58] [INFO ] Implicit Places using invariants and state equation in 1041 ms returned []
Implicit Place search using SMT with State Equation took 1167 ms to find 0 implicit places.
[2024-05-22 20:26:58] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:26:58] [INFO ] Invariant cache hit.
[2024-05-22 20:26:58] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1278 ms. Remains : 209/209 places, 214/214 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 209 transition count 196
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 191 transition count 196
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 44 place count 183 transition count 188
Iterating global reduction 0 with 8 rules applied. Total rules applied 52 place count 183 transition count 188
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 54 place count 182 transition count 187
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 182 transition count 185
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 180 transition count 185
Applied a total of 58 rules in 8 ms. Remains 180 /209 variables (removed 29) and now considering 185/214 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 185 rows 180 cols
[2024-05-22 20:26:58] [INFO ] Computed 32 invariants in 8 ms
[2024-05-22 20:26:58] [INFO ] [Real]Absence check using 14 positive place invariants in 8 ms returned sat
[2024-05-22 20:26:58] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:26:58] [INFO ] After 93ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:26:58] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:26:58] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:26:58] [INFO ] Deduced a trap composed of 10 places in 75 ms of which 0 ms to minimize.
[2024-05-22 20:26:58] [INFO ] Deduced a trap composed of 16 places in 73 ms of which 0 ms to minimize.
[2024-05-22 20:26:58] [INFO ] Deduced a trap composed of 47 places in 65 ms of which 0 ms to minimize.
[2024-05-22 20:26:58] [INFO ] Deduced a trap composed of 72 places in 61 ms of which 0 ms to minimize.
[2024-05-22 20:26:58] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 333 ms
[2024-05-22 20:26:58] [INFO ] After 348ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:58] [INFO ] After 488ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:26:58] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2024-05-22 20:26:58] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:26:58] [INFO ] After 79ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:58] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:26:58] [INFO ] Deduced a trap composed of 64 places in 67 ms of which 0 ms to minimize.
[2024-05-22 20:26:58] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 1 ms to minimize.
[2024-05-22 20:26:59] [INFO ] Deduced a trap composed of 68 places in 68 ms of which 1 ms to minimize.
[2024-05-22 20:26:59] [INFO ] Deduced a trap composed of 64 places in 61 ms of which 0 ms to minimize.
[2024-05-22 20:26:59] [INFO ] Deduced a trap composed of 68 places in 61 ms of which 0 ms to minimize.
[2024-05-22 20:26:59] [INFO ] Deduced a trap composed of 74 places in 59 ms of which 1 ms to minimize.
[2024-05-22 20:26:59] [INFO ] Deduced a trap composed of 68 places in 66 ms of which 0 ms to minimize.
[2024-05-22 20:26:59] [INFO ] Deduced a trap composed of 70 places in 60 ms of which 0 ms to minimize.
[2024-05-22 20:26:59] [INFO ] Deduced a trap composed of 65 places in 67 ms of which 1 ms to minimize.
[2024-05-22 20:26:59] [INFO ] Deduced a trap composed of 65 places in 59 ms of which 1 ms to minimize.
[2024-05-22 20:26:59] [INFO ] Deduced a trap composed of 69 places in 58 ms of which 0 ms to minimize.
[2024-05-22 20:26:59] [INFO ] Deduced a trap composed of 73 places in 60 ms of which 0 ms to minimize.
[2024-05-22 20:26:59] [INFO ] Deduced a trap composed of 22 places in 54 ms of which 0 ms to minimize.
[2024-05-22 20:26:59] [INFO ] Trap strengthening (SAT) tested/added 14/13 trap constraints in 915 ms
[2024-05-22 20:26:59] [INFO ] After 932ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:26:59] [INFO ] After 1069ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1429 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 909 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 784433 steps, run timeout after 3001 ms. (steps per millisecond=261 ) properties seen :{}
Probabilistic random walk after 784433 steps, saw 392302 distinct states, run finished after 3003 ms. (steps per millisecond=261 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:27:02] [INFO ] Computed 43 invariants in 30 ms
[2024-05-22 20:27:02] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:27:02] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:27:02] [INFO ] After 96ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:02] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:27:03] [INFO ] After 48ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:27:03] [INFO ] After 67ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2024-05-22 20:27:03] [INFO ] After 230ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 24 times.
Iterating global reduction 1 with 24 rules applied. Total rules applied 26 place count 251 transition count 221
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 50 place count 227 transition count 221
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 75 place count 227 transition count 221
Applied a total of 75 rules in 10 ms. Remains 227 /252 variables (removed 25) and now considering 221/246 (removed 25) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 227/252 places, 221/246 transitions.
Incomplete random walk after 10000 steps, including 1462 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 901 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 791920 steps, run timeout after 3001 ms. (steps per millisecond=263 ) properties seen :{}
Probabilistic random walk after 791920 steps, saw 396044 distinct states, run finished after 3001 ms. (steps per millisecond=263 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 221 rows 227 cols
[2024-05-22 20:27:06] [INFO ] Computed 43 invariants in 12 ms
[2024-05-22 20:27:06] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-22 20:27:06] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 18 ms returned sat
[2024-05-22 20:27:06] [INFO ] After 106ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:06] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:06] [INFO ] After 244ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:06] [INFO ] After 423ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-22 20:27:06] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 17 ms returned sat
[2024-05-22 20:27:06] [INFO ] After 108ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:06] [INFO ] After 134ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:06] [INFO ] After 153ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:27:06] [INFO ] After 345ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 227 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 3 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 227/227 places, 221/221 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 17 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
[2024-05-22 20:27:06] [INFO ] Invariant cache hit.
[2024-05-22 20:27:07] [INFO ] Implicit Places using invariants in 144 ms returned [43, 48, 69, 74, 124, 129, 149, 154, 175, 181]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 147 ms to find 10 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 217/227 places, 221/221 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 217 transition count 216
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 212 transition count 216
Applied a total of 10 rules in 6 ms. Remains 212 /217 variables (removed 5) and now considering 216/221 (removed 5) transitions.
// Phase 1: matrix 216 rows 212 cols
[2024-05-22 20:27:07] [INFO ] Computed 33 invariants in 10 ms
[2024-05-22 20:27:07] [INFO ] Implicit Places using invariants in 143 ms returned []
[2024-05-22 20:27:07] [INFO ] Invariant cache hit.
[2024-05-22 20:27:07] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:08] [INFO ] Implicit Places using invariants and state equation in 1057 ms returned []
Implicit Place search using SMT with State Equation took 1214 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 212/227 places, 216/221 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1384 ms. Remains : 212/227 places, 216/221 transitions.
Incomplete random walk after 10000 steps, including 1424 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 893 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 794660 steps, run timeout after 3001 ms. (steps per millisecond=264 ) properties seen :{}
Probabilistic random walk after 794660 steps, saw 397422 distinct states, run finished after 3001 ms. (steps per millisecond=264 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:27:11] [INFO ] Invariant cache hit.
[2024-05-22 20:27:11] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-22 20:27:11] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 15 ms returned sat
[2024-05-22 20:27:11] [INFO ] After 98ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:11] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:11] [INFO ] After 21ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:11] [INFO ] After 175ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:11] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-22 20:27:11] [INFO ] [Nat]Absence check using 4 positive and 29 generalized place invariants in 9 ms returned sat
[2024-05-22 20:27:11] [INFO ] After 98ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:11] [INFO ] After 42ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:11] [INFO ] After 59ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2024-05-22 20:27:11] [INFO ] After 229ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 212 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 212/212 places, 216/216 transitions.
Applied a total of 0 rules in 4 ms. Remains 212 /212 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 212/212 places, 216/216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 212/212 places, 216/216 transitions.
Applied a total of 0 rules in 4 ms. Remains 212 /212 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2024-05-22 20:27:11] [INFO ] Invariant cache hit.
[2024-05-22 20:27:11] [INFO ] Implicit Places using invariants in 131 ms returned []
[2024-05-22 20:27:11] [INFO ] Invariant cache hit.
[2024-05-22 20:27:11] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:13] [INFO ] Implicit Places using invariants and state equation in 1176 ms returned []
Implicit Place search using SMT with State Equation took 1311 ms to find 0 implicit places.
[2024-05-22 20:27:13] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 20:27:13] [INFO ] Invariant cache hit.
[2024-05-22 20:27:13] [INFO ] Dead Transitions using invariants and state equation in 110 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1440 ms. Remains : 212/212 places, 216/216 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 212 transition count 198
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 194 transition count 198
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 44 place count 186 transition count 190
Iterating global reduction 0 with 8 rules applied. Total rules applied 52 place count 186 transition count 190
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 54 place count 185 transition count 189
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 185 transition count 187
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 183 transition count 187
Applied a total of 58 rules in 10 ms. Remains 183 /212 variables (removed 29) and now considering 187/216 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 187 rows 183 cols
[2024-05-22 20:27:13] [INFO ] Computed 33 invariants in 13 ms
[2024-05-22 20:27:13] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2024-05-22 20:27:13] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 5 ms returned sat
[2024-05-22 20:27:13] [INFO ] After 77ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:27:13] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:27:13] [INFO ] After 20ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:27:13] [INFO ] After 161ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1442 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 919 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 772526 steps, run timeout after 3001 ms. (steps per millisecond=257 ) properties seen :{}
Probabilistic random walk after 772526 steps, saw 386346 distinct states, run finished after 3001 ms. (steps per millisecond=257 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:27:16] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:27:16] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:27:16] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:27:16] [INFO ] After 84ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:16] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:27:16] [INFO ] After 99ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:16] [INFO ] After 246ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:16] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:27:16] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 7 ms returned sat
[2024-05-22 20:27:16] [INFO ] After 85ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:16] [INFO ] After 89ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:16] [INFO ] Deduced a trap composed of 28 places in 55 ms of which 0 ms to minimize.
[2024-05-22 20:27:16] [INFO ] Deduced a trap composed of 24 places in 50 ms of which 0 ms to minimize.
[2024-05-22 20:27:16] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 139 ms
[2024-05-22 20:27:17] [INFO ] After 242ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 92 ms.
[2024-05-22 20:27:17] [INFO ] After 474ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 11 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1471 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 893 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 833387 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 833387 steps, saw 416790 distinct states, run finished after 3002 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:27:20] [INFO ] Computed 43 invariants in 21 ms
[2024-05-22 20:27:20] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:27:20] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:27:20] [INFO ] After 84ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:20] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:20] [INFO ] After 78ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:20] [INFO ] After 229ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:20] [INFO ] [Nat]Absence check using 7 positive place invariants in 8 ms returned sat
[2024-05-22 20:27:20] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:27:20] [INFO ] After 83ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:20] [INFO ] After 62ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:20] [INFO ] After 79ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:27:20] [INFO ] After 240ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 4 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:27:20] [INFO ] Invariant cache hit.
[2024-05-22 20:27:20] [INFO ] Implicit Places using invariants in 216 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 216 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:27:20] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:27:20] [INFO ] Implicit Places using invariants in 131 ms returned []
[2024-05-22 20:27:20] [INFO ] Invariant cache hit.
[2024-05-22 20:27:21] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:22] [INFO ] Implicit Places using invariants and state equation in 1233 ms returned []
Implicit Place search using SMT with State Equation took 1365 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1590 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1467 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 925 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 807718 steps, run timeout after 3001 ms. (steps per millisecond=269 ) properties seen :{}
Probabilistic random walk after 807718 steps, saw 403946 distinct states, run finished after 3001 ms. (steps per millisecond=269 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:27:25] [INFO ] Invariant cache hit.
[2024-05-22 20:27:25] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2024-05-22 20:27:25] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:27:25] [INFO ] After 100ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:25] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:25] [INFO ] After 62ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:25] [INFO ] After 227ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:27:25] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2024-05-22 20:27:25] [INFO ] After 92ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:25] [INFO ] After 117ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:25] [INFO ] After 134ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2024-05-22 20:27:25] [INFO ] After 304ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:27:25] [INFO ] Invariant cache hit.
[2024-05-22 20:27:25] [INFO ] Implicit Places using invariants in 120 ms returned []
[2024-05-22 20:27:25] [INFO ] Invariant cache hit.
[2024-05-22 20:27:26] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:27] [INFO ] Implicit Places using invariants and state equation in 1734 ms returned []
Implicit Place search using SMT with State Equation took 1856 ms to find 0 implicit places.
[2024-05-22 20:27:27] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:27:27] [INFO ] Invariant cache hit.
[2024-05-22 20:27:27] [INFO ] Dead Transitions using invariants and state equation in 113 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1986 ms. Remains : 206/206 places, 212/212 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 206 transition count 195
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 180 transition count 186
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 54 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 177 transition count 183
Applied a total of 58 rules in 10 ms. Remains 177 /206 variables (removed 29) and now considering 183/212 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:27:27] [INFO ] Computed 31 invariants in 8 ms
[2024-05-22 20:27:27] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-05-22 20:27:27] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:27:27] [INFO ] After 89ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:27:27] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:27:27] [INFO ] Deduced a trap composed of 19 places in 43 ms of which 0 ms to minimize.
[2024-05-22 20:27:28] [INFO ] Deduced a trap composed of 22 places in 39 ms of which 1 ms to minimize.
[2024-05-22 20:27:28] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 0 ms to minimize.
[2024-05-22 20:27:28] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 154 ms
[2024-05-22 20:27:28] [INFO ] After 167ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:28] [INFO ] After 313ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-05-22 20:27:28] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:27:28] [INFO ] After 84ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:28] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:28] [INFO ] Deduced a trap composed of 19 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:27:28] [INFO ] Deduced a trap composed of 22 places in 41 ms of which 0 ms to minimize.
[2024-05-22 20:27:28] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:27:28] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 159 ms
[2024-05-22 20:27:28] [INFO ] After 172ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2024-05-22 20:27:28] [INFO ] After 314ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1448 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 930 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 790040 steps, run timeout after 3001 ms. (steps per millisecond=263 ) properties seen :{}
Probabilistic random walk after 790040 steps, saw 395104 distinct states, run finished after 3001 ms. (steps per millisecond=263 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:27:31] [INFO ] Computed 43 invariants in 14 ms
[2024-05-22 20:27:31] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:27:31] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:27:31] [INFO ] After 111ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:31] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:27:31] [INFO ] After 38ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:27:31] [INFO ] After 56ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:27:31] [INFO ] After 230ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 79 place count 225 transition count 219
Applied a total of 79 rules in 13 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1441 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 919 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 791828 steps, run timeout after 3001 ms. (steps per millisecond=263 ) properties seen :{}
Probabilistic random walk after 791828 steps, saw 396004 distinct states, run finished after 3002 ms. (steps per millisecond=263 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:27:34] [INFO ] Computed 43 invariants in 12 ms
[2024-05-22 20:27:34] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-22 20:27:34] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 13 ms returned sat
[2024-05-22 20:27:34] [INFO ] After 88ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:34] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:34] [INFO ] After 85ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:27:34] [INFO ] After 103ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:27:34] [INFO ] After 257ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:27:35] [INFO ] Invariant cache hit.
[2024-05-22 20:27:35] [INFO ] Implicit Places using invariants in 166 ms returned [43, 48, 69, 74, 94, 122, 127, 147, 152, 173, 179]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 167 ms to find 11 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 214/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 214 transition count 214
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 209 transition count 214
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 209 transition count 214
Applied a total of 11 rules in 8 ms. Remains 209 /214 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 209 cols
[2024-05-22 20:27:35] [INFO ] Computed 32 invariants in 11 ms
[2024-05-22 20:27:35] [INFO ] Implicit Places using invariants in 135 ms returned []
[2024-05-22 20:27:35] [INFO ] Invariant cache hit.
[2024-05-22 20:27:35] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:37] [INFO ] Implicit Places using invariants and state equation in 1863 ms returned []
Implicit Place search using SMT with State Equation took 1999 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 209/225 places, 214/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2177 ms. Remains : 209/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1430 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 907 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 788239 steps, run timeout after 3001 ms. (steps per millisecond=262 ) properties seen :{}
Probabilistic random walk after 788239 steps, saw 394208 distinct states, run finished after 3002 ms. (steps per millisecond=262 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:27:40] [INFO ] Invariant cache hit.
[2024-05-22 20:27:40] [INFO ] [Real]Absence check using 14 positive place invariants in 14 ms returned sat
[2024-05-22 20:27:40] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:27:40] [INFO ] After 85ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:40] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:40] [INFO ] After 60ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:40] [INFO ] After 216ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:40] [INFO ] [Nat]Absence check using 14 positive place invariants in 14 ms returned sat
[2024-05-22 20:27:40] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:27:40] [INFO ] After 83ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:40] [INFO ] After 89ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:40] [INFO ] After 108ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:27:40] [INFO ] After 260ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 209 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 214/214 transitions.
Applied a total of 0 rules in 4 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 209/209 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:27:40] [INFO ] Invariant cache hit.
[2024-05-22 20:27:40] [INFO ] Implicit Places using invariants in 127 ms returned []
[2024-05-22 20:27:40] [INFO ] Invariant cache hit.
[2024-05-22 20:27:40] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:42] [INFO ] Implicit Places using invariants and state equation in 1480 ms returned []
Implicit Place search using SMT with State Equation took 1612 ms to find 0 implicit places.
[2024-05-22 20:27:42] [INFO ] Redundant transitions in 2 ms returned []
[2024-05-22 20:27:42] [INFO ] Invariant cache hit.
[2024-05-22 20:27:42] [INFO ] Dead Transitions using invariants and state equation in 105 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1728 ms. Remains : 209/209 places, 214/214 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 209 transition count 196
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 191 transition count 196
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 44 place count 183 transition count 188
Iterating global reduction 0 with 8 rules applied. Total rules applied 52 place count 183 transition count 188
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 54 place count 182 transition count 187
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 182 transition count 185
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 180 transition count 185
Applied a total of 58 rules in 10 ms. Remains 180 /209 variables (removed 29) and now considering 185/214 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 185 rows 180 cols
[2024-05-22 20:27:42] [INFO ] Computed 32 invariants in 18 ms
[2024-05-22 20:27:42] [INFO ] [Real]Absence check using 14 positive place invariants in 8 ms returned sat
[2024-05-22 20:27:42] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:27:42] [INFO ] After 74ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:27:42] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:27:42] [INFO ] Deduced a trap composed of 46 places in 68 ms of which 0 ms to minimize.
[2024-05-22 20:27:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 94 ms
[2024-05-22 20:27:42] [INFO ] After 108ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:42] [INFO ] After 229ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:42] [INFO ] [Nat]Absence check using 14 positive place invariants in 8 ms returned sat
[2024-05-22 20:27:42] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:27:42] [INFO ] After 74ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:42] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:42] [INFO ] After 19ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:27:42] [INFO ] After 148ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1467 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 888 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 763656 steps, run timeout after 3001 ms. (steps per millisecond=254 ) properties seen :{}
Probabilistic random walk after 763656 steps, saw 381912 distinct states, run finished after 3001 ms. (steps per millisecond=254 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:27:45] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:27:45] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:27:45] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:27:46] [INFO ] After 121ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:46] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:27:46] [INFO ] After 63ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:46] [INFO ] After 246ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:46] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:27:46] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:27:46] [INFO ] After 121ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:46] [INFO ] After 68ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:46] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 0 ms to minimize.
[2024-05-22 20:27:46] [INFO ] Deduced a trap composed of 23 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:27:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 138 ms
[2024-05-22 20:27:46] [INFO ] After 221ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2024-05-22 20:27:46] [INFO ] After 420ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 80 place count 224 transition count 218
Applied a total of 80 rules in 13 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1419 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 888 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 791690 steps, run timeout after 3001 ms. (steps per millisecond=263 ) properties seen :{}
Probabilistic random walk after 791690 steps, saw 395933 distinct states, run finished after 3001 ms. (steps per millisecond=263 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:27:49] [INFO ] Computed 43 invariants in 21 ms
[2024-05-22 20:27:49] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-22 20:27:49] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 16 ms returned sat
[2024-05-22 20:27:49] [INFO ] After 81ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:49] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:49] [INFO ] After 89ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:49] [INFO ] After 241ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:49] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-22 20:27:49] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 10 ms returned sat
[2024-05-22 20:27:49] [INFO ] After 79ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:50] [INFO ] After 64ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:50] [INFO ] Deduced a trap composed of 19 places in 53 ms of which 1 ms to minimize.
[2024-05-22 20:27:50] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 5 ms to minimize.
[2024-05-22 20:27:50] [INFO ] Deduced a trap composed of 12 places in 54 ms of which 0 ms to minimize.
[2024-05-22 20:27:50] [INFO ] Deduced a trap composed of 13 places in 50 ms of which 0 ms to minimize.
[2024-05-22 20:27:50] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 277 ms
[2024-05-22 20:27:50] [INFO ] After 351ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 45 ms.
[2024-05-22 20:27:50] [INFO ] After 538ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:27:50] [INFO ] Invariant cache hit.
[2024-05-22 20:27:50] [INFO ] Implicit Places using invariants in 219 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 219 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 212 transition count 213
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 207 transition count 213
Applied a total of 10 rules in 6 ms. Remains 207 /212 variables (removed 5) and now considering 213/218 (removed 5) transitions.
// Phase 1: matrix 213 rows 207 cols
[2024-05-22 20:27:50] [INFO ] Computed 31 invariants in 12 ms
[2024-05-22 20:27:50] [INFO ] Implicit Places using invariants in 143 ms returned []
[2024-05-22 20:27:50] [INFO ] Invariant cache hit.
[2024-05-22 20:27:50] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:51] [INFO ] Implicit Places using invariants and state equation in 966 ms returned []
Implicit Place search using SMT with State Equation took 1111 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 207/224 places, 213/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1339 ms. Remains : 207/224 places, 213/218 transitions.
Incomplete random walk after 10000 steps, including 1418 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 888 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 785714 steps, run timeout after 3001 ms. (steps per millisecond=261 ) properties seen :{}
Probabilistic random walk after 785714 steps, saw 392940 distinct states, run finished after 3003 ms. (steps per millisecond=261 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:27:54] [INFO ] Invariant cache hit.
[2024-05-22 20:27:54] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2024-05-22 20:27:54] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:27:54] [INFO ] After 94ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:54] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:54] [INFO ] After 33ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:27:55] [INFO ] Deduced a trap composed of 64 places in 83 ms of which 0 ms to minimize.
[2024-05-22 20:27:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 110 ms
[2024-05-22 20:27:55] [INFO ] After 152ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:55] [INFO ] After 306ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:27:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 13 ms returned sat
[2024-05-22 20:27:55] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:27:55] [INFO ] After 95ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:55] [INFO ] After 80ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:27:55] [INFO ] Deduced a trap composed of 64 places in 70 ms of which 0 ms to minimize.
[2024-05-22 20:27:55] [INFO ] Deduced a trap composed of 52 places in 73 ms of which 0 ms to minimize.
[2024-05-22 20:27:55] [INFO ] Deduced a trap composed of 19 places in 52 ms of which 1 ms to minimize.
[2024-05-22 20:27:55] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 278 ms
[2024-05-22 20:27:55] [INFO ] After 368ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2024-05-22 20:27:55] [INFO ] After 536ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 207 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 213/213 transitions.
Applied a total of 0 rules in 2 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 207/207 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 213/213 transitions.
Applied a total of 0 rules in 2 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2024-05-22 20:27:55] [INFO ] Invariant cache hit.
[2024-05-22 20:27:55] [INFO ] Implicit Places using invariants in 131 ms returned []
[2024-05-22 20:27:55] [INFO ] Invariant cache hit.
[2024-05-22 20:27:55] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:27:56] [INFO ] Implicit Places using invariants and state equation in 950 ms returned []
Implicit Place search using SMT with State Equation took 1083 ms to find 0 implicit places.
[2024-05-22 20:27:56] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:27:56] [INFO ] Invariant cache hit.
[2024-05-22 20:27:56] [INFO ] Dead Transitions using invariants and state equation in 111 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1206 ms. Remains : 207/207 places, 213/213 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 207 transition count 195
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 180 transition count 186
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 56 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 177 transition count 183
Applied a total of 60 rules in 10 ms. Remains 177 /207 variables (removed 30) and now considering 183/213 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:27:56] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:27:56] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:27:56] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:27:56] [INFO ] After 83ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:27:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:27:56] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:27:56] [INFO ] After 22ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2024-05-22 20:27:56] [INFO ] After 158ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1422 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 926 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 777462 steps, run timeout after 3001 ms. (steps per millisecond=259 ) properties seen :{}
Probabilistic random walk after 777462 steps, saw 388819 distinct states, run finished after 3001 ms. (steps per millisecond=259 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:28:00] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:28:00] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:28:00] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:28:00] [INFO ] After 103ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:28:00] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:28:00] [INFO ] After 45ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:00] [INFO ] After 199ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:28:00] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 7 ms returned sat
[2024-05-22 20:28:00] [INFO ] After 101ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:00] [INFO ] After 56ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:00] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 0 ms to minimize.
[2024-05-22 20:28:00] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:28:00] [INFO ] Deduced a trap composed of 12 places in 42 ms of which 1 ms to minimize.
[2024-05-22 20:28:00] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 172 ms
[2024-05-22 20:28:00] [INFO ] After 235ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2024-05-22 20:28:00] [INFO ] After 403ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 80 place count 224 transition count 218
Applied a total of 80 rules in 13 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1450 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 922 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 825071 steps, run timeout after 3001 ms. (steps per millisecond=274 ) properties seen :{}
Probabilistic random walk after 825071 steps, saw 412631 distinct states, run finished after 3001 ms. (steps per millisecond=274 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:28:03] [INFO ] Computed 43 invariants in 14 ms
[2024-05-22 20:28:03] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:28:03] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:28:03] [INFO ] After 115ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:28:03] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:03] [INFO ] After 77ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:03] [INFO ] After 258ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:03] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:28:04] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 15 ms returned sat
[2024-05-22 20:28:04] [INFO ] After 111ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:04] [INFO ] After 77ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:04] [INFO ] Deduced a trap composed of 16 places in 58 ms of which 0 ms to minimize.
[2024-05-22 20:28:04] [INFO ] Deduced a trap composed of 13 places in 50 ms of which 1 ms to minimize.
[2024-05-22 20:28:04] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 142 ms
[2024-05-22 20:28:04] [INFO ] After 227ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2024-05-22 20:28:04] [INFO ] After 434ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 4 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:28:04] [INFO ] Invariant cache hit.
[2024-05-22 20:28:04] [INFO ] Implicit Places using invariants in 194 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 195 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:28:04] [INFO ] Computed 31 invariants in 11 ms
[2024-05-22 20:28:04] [INFO ] Implicit Places using invariants in 129 ms returned []
[2024-05-22 20:28:04] [INFO ] Invariant cache hit.
[2024-05-22 20:28:04] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:05] [INFO ] Implicit Places using invariants and state equation in 1141 ms returned []
Implicit Place search using SMT with State Equation took 1273 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1479 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1460 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 946 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 804166 steps, run timeout after 3001 ms. (steps per millisecond=267 ) properties seen :{}
Probabilistic random walk after 804166 steps, saw 402172 distinct states, run finished after 3001 ms. (steps per millisecond=267 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:28:08] [INFO ] Invariant cache hit.
[2024-05-22 20:28:08] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:28:08] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:28:09] [INFO ] After 113ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:28:09] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:09] [INFO ] After 65ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:09] [INFO ] After 234ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:28:09] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 7 ms returned sat
[2024-05-22 20:28:09] [INFO ] After 111ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:09] [INFO ] After 98ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:09] [INFO ] Deduced a trap composed of 16 places in 51 ms of which 0 ms to minimize.
[2024-05-22 20:28:09] [INFO ] Deduced a trap composed of 13 places in 44 ms of which 0 ms to minimize.
[2024-05-22 20:28:09] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 136 ms
[2024-05-22 20:28:09] [INFO ] After 244ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2024-05-22 20:28:09] [INFO ] After 432ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:28:09] [INFO ] Invariant cache hit.
[2024-05-22 20:28:09] [INFO ] Implicit Places using invariants in 125 ms returned []
[2024-05-22 20:28:09] [INFO ] Invariant cache hit.
[2024-05-22 20:28:09] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:11] [INFO ] Implicit Places using invariants and state equation in 1417 ms returned []
Implicit Place search using SMT with State Equation took 1545 ms to find 0 implicit places.
[2024-05-22 20:28:11] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:28:11] [INFO ] Invariant cache hit.
[2024-05-22 20:28:11] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1662 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 9 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:28:11] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:28:11] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:28:11] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:28:11] [INFO ] After 70ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:28:11] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:28:11] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:28:11] [INFO ] Deduced a trap composed of 10 places in 52 ms of which 0 ms to minimize.
[2024-05-22 20:28:11] [INFO ] Deduced a trap composed of 5 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:28:11] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 124 ms
[2024-05-22 20:28:11] [INFO ] After 136ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:11] [INFO ] After 253ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:28:11] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:28:11] [INFO ] After 72ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:11] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:11] [INFO ] Deduced a trap composed of 10 places in 53 ms of which 1 ms to minimize.
[2024-05-22 20:28:11] [INFO ] Deduced a trap composed of 17 places in 42 ms of which 1 ms to minimize.
[2024-05-22 20:28:11] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 114 ms
[2024-05-22 20:28:11] [INFO ] After 125ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 5 ms.
[2024-05-22 20:28:11] [INFO ] After 249ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1439 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 920 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 808209 steps, run timeout after 3001 ms. (steps per millisecond=269 ) properties seen :{}
Probabilistic random walk after 808209 steps, saw 404199 distinct states, run finished after 3001 ms. (steps per millisecond=269 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:28:14] [INFO ] Computed 43 invariants in 19 ms
[2024-05-22 20:28:14] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:28:14] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:28:14] [INFO ] After 79ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:28:14] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:28:14] [INFO ] After 93ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:15] [INFO ] After 223ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:15] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:28:15] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 14 ms returned sat
[2024-05-22 20:28:15] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:15] [INFO ] After 148ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:15] [INFO ] After 168ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2024-05-22 20:28:15] [INFO ] After 330ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 80 place count 224 transition count 218
Applied a total of 80 rules in 13 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1419 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 928 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 805953 steps, run timeout after 3001 ms. (steps per millisecond=268 ) properties seen :{}
Probabilistic random walk after 805953 steps, saw 403072 distinct states, run finished after 3002 ms. (steps per millisecond=268 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:28:18] [INFO ] Computed 43 invariants in 20 ms
[2024-05-22 20:28:18] [INFO ] [Real]Absence check using 7 positive place invariants in 6 ms returned sat
[2024-05-22 20:28:18] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:28:18] [INFO ] After 80ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:28:18] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:18] [INFO ] After 105ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:18] [INFO ] After 241ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:18] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:28:18] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:28:18] [INFO ] After 85ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:18] [INFO ] After 79ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:18] [INFO ] After 94ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:28:18] [INFO ] After 251ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 4 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:28:18] [INFO ] Invariant cache hit.
[2024-05-22 20:28:19] [INFO ] Implicit Places using invariants in 193 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 195 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:28:19] [INFO ] Computed 31 invariants in 12 ms
[2024-05-22 20:28:19] [INFO ] Implicit Places using invariants in 135 ms returned []
[2024-05-22 20:28:19] [INFO ] Invariant cache hit.
[2024-05-22 20:28:19] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:20] [INFO ] Implicit Places using invariants and state equation in 812 ms returned []
Implicit Place search using SMT with State Equation took 948 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1152 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1435 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 911 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 833255 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 833255 steps, saw 416717 distinct states, run finished after 3001 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:28:23] [INFO ] Invariant cache hit.
[2024-05-22 20:28:23] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:28:23] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:28:23] [INFO ] After 138ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:28:23] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:28:23] [INFO ] After 80ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:23] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:23] [INFO ] After 91ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:23] [INFO ] After 108ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2024-05-22 20:28:23] [INFO ] After 251ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:28:23] [INFO ] Invariant cache hit.
[2024-05-22 20:28:23] [INFO ] Implicit Places using invariants in 124 ms returned []
[2024-05-22 20:28:23] [INFO ] Invariant cache hit.
[2024-05-22 20:28:23] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:24] [INFO ] Implicit Places using invariants and state equation in 801 ms returned []
Implicit Place search using SMT with State Equation took 926 ms to find 0 implicit places.
[2024-05-22 20:28:24] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:28:24] [INFO ] Invariant cache hit.
[2024-05-22 20:28:24] [INFO ] Dead Transitions using invariants and state equation in 95 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1034 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 10 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:28:24] [INFO ] Computed 31 invariants in 9 ms
[2024-05-22 20:28:24] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:28:24] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:28:24] [INFO ] After 87ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:28:24] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:28:24] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:28:24] [INFO ] Deduced a trap composed of 10 places in 50 ms of which 0 ms to minimize.
[2024-05-22 20:28:24] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 0 ms to minimize.
[2024-05-22 20:28:24] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 116 ms
[2024-05-22 20:28:24] [INFO ] After 128ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:24] [INFO ] After 265ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:28:24] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:28:24] [INFO ] After 106ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:24] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:24] [INFO ] After 26ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:28:24] [INFO ] After 188ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1459 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 933 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 809583 steps, run timeout after 3001 ms. (steps per millisecond=269 ) properties seen :{}
Probabilistic random walk after 809583 steps, saw 404886 distinct states, run finished after 3001 ms. (steps per millisecond=269 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:28:28] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:28:28] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:28:28] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:28:28] [INFO ] After 93ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:28:28] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:28:28] [INFO ] After 51ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:28] [INFO ] After 197ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:28] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:28:28] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 7 ms returned sat
[2024-05-22 20:28:28] [INFO ] After 88ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:28] [INFO ] After 34ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:28] [INFO ] Deduced a trap composed of 24 places in 53 ms of which 0 ms to minimize.
[2024-05-22 20:28:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2024-05-22 20:28:28] [INFO ] After 113ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 20 ms.
[2024-05-22 20:28:28] [INFO ] After 276ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 78 place count 225 transition count 219
Applied a total of 78 rules in 12 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1461 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 914 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 842852 steps, run timeout after 3001 ms. (steps per millisecond=280 ) properties seen :{}
Probabilistic random walk after 842852 steps, saw 421520 distinct states, run finished after 3002 ms. (steps per millisecond=280 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:28:31] [INFO ] Computed 43 invariants in 18 ms
[2024-05-22 20:28:31] [INFO ] [Real]Absence check using 11 positive place invariants in 12 ms returned sat
[2024-05-22 20:28:31] [INFO ] [Real]Absence check using 11 positive and 32 generalized place invariants in 6 ms returned sat
[2024-05-22 20:28:31] [INFO ] After 105ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:28:31] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:31] [INFO ] After 151ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:31] [INFO ] After 325ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:31] [INFO ] [Nat]Absence check using 11 positive place invariants in 13 ms returned sat
[2024-05-22 20:28:31] [INFO ] [Nat]Absence check using 11 positive and 32 generalized place invariants in 6 ms returned sat
[2024-05-22 20:28:32] [INFO ] After 105ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:32] [INFO ] After 38ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:32] [INFO ] After 58ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2024-05-22 20:28:32] [INFO ] After 244ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 5 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:28:32] [INFO ] Invariant cache hit.
[2024-05-22 20:28:32] [INFO ] Implicit Places using invariants in 156 ms returned [43, 48, 69, 74, 94, 100, 122, 127, 147, 152, 173, 179]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 156 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 213/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 213 transition count 214
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 208 transition count 214
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 12 place count 208 transition count 214
Applied a total of 12 rules in 8 ms. Remains 208 /213 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 208 cols
[2024-05-22 20:28:32] [INFO ] Computed 31 invariants in 11 ms
[2024-05-22 20:28:32] [INFO ] Implicit Places using invariants in 146 ms returned []
[2024-05-22 20:28:32] [INFO ] Invariant cache hit.
[2024-05-22 20:28:32] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:33] [INFO ] Implicit Places using invariants and state equation in 1337 ms returned []
Implicit Place search using SMT with State Equation took 1484 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 208/225 places, 214/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1651 ms. Remains : 208/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1436 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 918 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 844667 steps, run timeout after 3001 ms. (steps per millisecond=281 ) properties seen :{}
Probabilistic random walk after 844667 steps, saw 422431 distinct states, run finished after 3002 ms. (steps per millisecond=281 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:28:36] [INFO ] Invariant cache hit.
[2024-05-22 20:28:36] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:28:36] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:28:36] [INFO ] After 113ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:28:36] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:37] [INFO ] After 53ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:28:37] [INFO ] After 71ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:28:37] [INFO ] After 253ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 208/208 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:28:37] [INFO ] Invariant cache hit.
[2024-05-22 20:28:37] [INFO ] Implicit Places using invariants in 121 ms returned []
[2024-05-22 20:28:37] [INFO ] Invariant cache hit.
[2024-05-22 20:28:37] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:38] [INFO ] Implicit Places using invariants and state equation in 1305 ms returned []
Implicit Place search using SMT with State Equation took 1427 ms to find 0 implicit places.
[2024-05-22 20:28:38] [INFO ] Redundant transitions in 2 ms returned []
[2024-05-22 20:28:38] [INFO ] Invariant cache hit.
[2024-05-22 20:28:38] [INFO ] Dead Transitions using invariants and state equation in 108 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1551 ms. Remains : 208/208 places, 214/214 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 208 transition count 196
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 190 transition count 196
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 181 transition count 187
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 181 transition count 187
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 56 place count 180 transition count 186
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 180 transition count 184
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 178 transition count 184
Applied a total of 60 rules in 11 ms. Remains 178 /208 variables (removed 30) and now considering 184/214 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 184 rows 178 cols
[2024-05-22 20:28:38] [INFO ] Computed 31 invariants in 15 ms
[2024-05-22 20:28:38] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:28:38] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:28:38] [INFO ] After 89ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:28:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:28:38] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:28:38] [INFO ] After 21ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:28:38] [INFO ] After 171ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1442 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 907 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 759012 steps, run timeout after 3001 ms. (steps per millisecond=252 ) properties seen :{}
Probabilistic random walk after 759012 steps, saw 379590 distinct states, run finished after 3001 ms. (steps per millisecond=252 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:28:41] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:28:41] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:28:41] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 11 ms returned sat
[2024-05-22 20:28:42] [INFO ] After 217ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:28:42] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:28:42] [INFO ] After 149ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:42] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:28:42] [INFO ] After 71ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:42] [INFO ] Deduced a trap composed of 24 places in 56 ms of which 0 ms to minimize.
[2024-05-22 20:28:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 75 ms
[2024-05-22 20:28:42] [INFO ] After 157ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 81 ms.
[2024-05-22 20:28:42] [INFO ] After 444ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 10 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 10 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1455 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 911 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 830703 steps, run timeout after 3001 ms. (steps per millisecond=276 ) properties seen :{}
Probabilistic random walk after 830703 steps, saw 415444 distinct states, run finished after 3001 ms. (steps per millisecond=276 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:28:45] [INFO ] Computed 43 invariants in 19 ms
[2024-05-22 20:28:45] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:28:45] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:28:45] [INFO ] After 148ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:45] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:28:45] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:28:45] [INFO ] After 88ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:45] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:45] [INFO ] After 116ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:46] [INFO ] Deduced a trap composed of 21 places in 51 ms of which 0 ms to minimize.
[2024-05-22 20:28:46] [INFO ] Deduced a trap composed of 22 places in 43 ms of which 0 ms to minimize.
[2024-05-22 20:28:46] [INFO ] Deduced a trap composed of 20 places in 47 ms of which 0 ms to minimize.
[2024-05-22 20:28:46] [INFO ] Deduced a trap composed of 15 places in 48 ms of which 0 ms to minimize.
[2024-05-22 20:28:46] [INFO ] Deduced a trap composed of 17 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:28:46] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 0 ms to minimize.
[2024-05-22 20:28:46] [INFO ] Deduced a trap composed of 13 places in 49 ms of which 1 ms to minimize.
[2024-05-22 20:28:46] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 520 ms
[2024-05-22 20:28:46] [INFO ] After 655ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 47 ms.
[2024-05-22 20:28:46] [INFO ] After 851ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 12 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:28:46] [INFO ] Invariant cache hit.
[2024-05-22 20:28:46] [INFO ] Implicit Places using invariants in 195 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 196 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:28:46] [INFO ] Computed 31 invariants in 9 ms
[2024-05-22 20:28:46] [INFO ] Implicit Places using invariants in 127 ms returned []
[2024-05-22 20:28:46] [INFO ] Invariant cache hit.
[2024-05-22 20:28:47] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:48] [INFO ] Implicit Places using invariants and state equation in 1427 ms returned []
Implicit Place search using SMT with State Equation took 1555 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1760 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1414 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 921 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 837304 steps, run timeout after 3001 ms. (steps per millisecond=279 ) properties seen :{}
Probabilistic random walk after 837304 steps, saw 418741 distinct states, run finished after 3003 ms. (steps per millisecond=278 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:28:51] [INFO ] Invariant cache hit.
[2024-05-22 20:28:51] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:28:51] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:28:51] [INFO ] After 205ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:28:51] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:28:51] [INFO ] After 102ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:51] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:51] [INFO ] After 83ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:51] [INFO ] After 118ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:28:51] [INFO ] After 282ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:28:51] [INFO ] Invariant cache hit.
[2024-05-22 20:28:52] [INFO ] Implicit Places using invariants in 143 ms returned []
[2024-05-22 20:28:52] [INFO ] Invariant cache hit.
[2024-05-22 20:28:52] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:28:53] [INFO ] Implicit Places using invariants and state equation in 1169 ms returned []
Implicit Place search using SMT with State Equation took 1314 ms to find 0 implicit places.
[2024-05-22 20:28:53] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 20:28:53] [INFO ] Invariant cache hit.
[2024-05-22 20:28:53] [INFO ] Dead Transitions using invariants and state equation in 104 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1427 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 9 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:28:53] [INFO ] Computed 31 invariants in 11 ms
[2024-05-22 20:28:53] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:28:53] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:28:53] [INFO ] After 132ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:28:53] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:28:53] [INFO ] After 95ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:53] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:28:53] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:53] [INFO ] Deduced a trap composed of 22 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:28:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 67 ms
[2024-05-22 20:28:53] [INFO ] After 90ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:28:53] [INFO ] After 243ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1414 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 901 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 804928 steps, run timeout after 3001 ms. (steps per millisecond=268 ) properties seen :{}
Probabilistic random walk after 804928 steps, saw 402557 distinct states, run finished after 3001 ms. (steps per millisecond=268 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:28:56] [INFO ] Computed 43 invariants in 18 ms
[2024-05-22 20:28:56] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:28:56] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 7 ms returned sat
[2024-05-22 20:28:56] [INFO ] After 78ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:28:56] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:28:56] [INFO ] After 73ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:56] [INFO ] After 214ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:28:56] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:28:57] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 10 ms returned sat
[2024-05-22 20:28:57] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:57] [INFO ] After 73ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:28:57] [INFO ] After 93ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2024-05-22 20:28:57] [INFO ] After 241ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 79 place count 225 transition count 219
Applied a total of 79 rules in 11 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1436 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 898 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 825663 steps, run timeout after 3001 ms. (steps per millisecond=275 ) properties seen :{}
Probabilistic random walk after 825663 steps, saw 412928 distinct states, run finished after 3001 ms. (steps per millisecond=275 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:29:00] [INFO ] Computed 43 invariants in 20 ms
[2024-05-22 20:29:00] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-22 20:29:00] [INFO ] [Real]Absence check using 5 positive and 38 generalized place invariants in 10 ms returned sat
[2024-05-22 20:29:00] [INFO ] After 81ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:00] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:00] [INFO ] After 58ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:00] [INFO ] After 193ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:00] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-22 20:29:00] [INFO ] [Nat]Absence check using 5 positive and 38 generalized place invariants in 9 ms returned sat
[2024-05-22 20:29:00] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:00] [INFO ] After 59ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:00] [INFO ] After 78ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2024-05-22 20:29:00] [INFO ] After 226ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 4 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 2 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:29:00] [INFO ] Invariant cache hit.
[2024-05-22 20:29:00] [INFO ] Implicit Places using invariants in 202 ms returned [43, 48, 69, 74, 94, 100, 122, 127, 147, 152, 173, 179]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 203 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 213/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 213 transition count 213
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 207 transition count 213
Applied a total of 12 rules in 7 ms. Remains 207 /213 variables (removed 6) and now considering 213/219 (removed 6) transitions.
// Phase 1: matrix 213 rows 207 cols
[2024-05-22 20:29:00] [INFO ] Computed 31 invariants in 14 ms
[2024-05-22 20:29:01] [INFO ] Implicit Places using invariants in 141 ms returned []
[2024-05-22 20:29:01] [INFO ] Invariant cache hit.
[2024-05-22 20:29:01] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:02] [INFO ] Implicit Places using invariants and state equation in 1132 ms returned []
Implicit Place search using SMT with State Equation took 1274 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 207/225 places, 213/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1488 ms. Remains : 207/225 places, 213/219 transitions.
Incomplete random walk after 10000 steps, including 1426 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 926 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 833103 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 833103 steps, saw 416647 distinct states, run finished after 3002 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:29:05] [INFO ] Invariant cache hit.
[2024-05-22 20:29:05] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:29:05] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2024-05-22 20:29:05] [INFO ] After 77ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:05] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:05] [INFO ] After 49ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:29:05] [INFO ] After 64ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2024-05-22 20:29:05] [INFO ] After 220ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 207 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 213/213 transitions.
Applied a total of 0 rules in 4 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 207/207 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 213/213 transitions.
Applied a total of 0 rules in 3 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2024-05-22 20:29:05] [INFO ] Invariant cache hit.
[2024-05-22 20:29:05] [INFO ] Implicit Places using invariants in 123 ms returned []
[2024-05-22 20:29:05] [INFO ] Invariant cache hit.
[2024-05-22 20:29:05] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:06] [INFO ] Implicit Places using invariants and state equation in 1221 ms returned []
Implicit Place search using SMT with State Equation took 1346 ms to find 0 implicit places.
[2024-05-22 20:29:06] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:29:06] [INFO ] Invariant cache hit.
[2024-05-22 20:29:06] [INFO ] Dead Transitions using invariants and state equation in 100 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1462 ms. Remains : 207/207 places, 213/213 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 207 transition count 195
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 180 transition count 186
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 56 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 177 transition count 183
Applied a total of 60 rules in 11 ms. Remains 177 /207 variables (removed 30) and now considering 183/213 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:29:06] [INFO ] Computed 31 invariants in 7 ms
[2024-05-22 20:29:06] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-22 20:29:06] [INFO ] [Real]Absence check using 4 positive and 27 generalized place invariants in 7 ms returned sat
[2024-05-22 20:29:07] [INFO ] After 60ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:07] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:29:07] [INFO ] After 12ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:07] [INFO ] After 122ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:07] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-22 20:29:07] [INFO ] [Nat]Absence check using 4 positive and 27 generalized place invariants in 7 ms returned sat
[2024-05-22 20:29:07] [INFO ] After 60ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:07] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:07] [INFO ] After 26ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:29:07] [INFO ] After 151ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1435 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 916 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 811026 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :{}
Probabilistic random walk after 811026 steps, saw 405606 distinct states, run finished after 3001 ms. (steps per millisecond=270 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:29:10] [INFO ] Computed 43 invariants in 18 ms
[2024-05-22 20:29:10] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:29:10] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:29:10] [INFO ] After 79ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:10] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:29:10] [INFO ] After 72ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:10] [INFO ] After 216ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:10] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:29:10] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:29:10] [INFO ] After 74ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:10] [INFO ] After 82ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:10] [INFO ] After 103ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:29:10] [INFO ] After 251ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 13 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1439 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 911 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 833099 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 833099 steps, saw 416644 distinct states, run finished after 3001 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:29:13] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:29:13] [INFO ] [Real]Absence check using 7 positive place invariants in 8 ms returned sat
[2024-05-22 20:29:13] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:29:13] [INFO ] After 96ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:13] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:13] [INFO ] After 53ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:13] [INFO ] After 212ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:14] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:29:14] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 17 ms returned sat
[2024-05-22 20:29:14] [INFO ] After 96ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:14] [INFO ] After 56ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:14] [INFO ] After 77ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:29:14] [INFO ] After 248ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 4 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:29:14] [INFO ] Invariant cache hit.
[2024-05-22 20:29:14] [INFO ] Implicit Places using invariants in 212 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 214 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:29:14] [INFO ] Computed 31 invariants in 13 ms
[2024-05-22 20:29:14] [INFO ] Implicit Places using invariants in 136 ms returned []
[2024-05-22 20:29:14] [INFO ] Invariant cache hit.
[2024-05-22 20:29:14] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:16] [INFO ] Implicit Places using invariants and state equation in 1644 ms returned []
Implicit Place search using SMT with State Equation took 1782 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2006 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1438 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 902 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 834154 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 834154 steps, saw 417167 distinct states, run finished after 3002 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:29:19] [INFO ] Invariant cache hit.
[2024-05-22 20:29:19] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:29:19] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2024-05-22 20:29:19] [INFO ] After 73ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:19] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:19] [INFO ] After 73ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:19] [INFO ] After 214ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:29:19] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:29:19] [INFO ] After 70ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:19] [INFO ] After 70ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:19] [INFO ] After 87ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:29:19] [INFO ] After 219ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:29:19] [INFO ] Invariant cache hit.
[2024-05-22 20:29:19] [INFO ] Implicit Places using invariants in 128 ms returned []
[2024-05-22 20:29:19] [INFO ] Invariant cache hit.
[2024-05-22 20:29:19] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:21] [INFO ] Implicit Places using invariants and state equation in 1400 ms returned []
Implicit Place search using SMT with State Equation took 1530 ms to find 0 implicit places.
[2024-05-22 20:29:21] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:29:21] [INFO ] Invariant cache hit.
[2024-05-22 20:29:21] [INFO ] Dead Transitions using invariants and state equation in 104 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1642 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 8 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:29:21] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:29:21] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:29:21] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:29:21] [INFO ] After 89ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:29:21] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:29:21] [INFO ] Deduced a trap composed of 13 places in 37 ms of which 1 ms to minimize.
[2024-05-22 20:29:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 59 ms
[2024-05-22 20:29:21] [INFO ] After 70ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:21] [INFO ] After 204ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:29:21] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:29:21] [INFO ] After 84ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:21] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:21] [INFO ] Deduced a trap composed of 13 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:29:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 58 ms
[2024-05-22 20:29:21] [INFO ] After 69ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:29:21] [INFO ] After 210ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1411 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 900 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 812685 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :{}
Probabilistic random walk after 812685 steps, saw 406437 distinct states, run finished after 3001 ms. (steps per millisecond=270 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:29:24] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:29:24] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:29:24] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:29:24] [INFO ] After 103ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:24] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:29:25] [INFO ] After 69ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:25] [INFO ] After 224ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:25] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:29:25] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:29:25] [INFO ] After 104ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:25] [INFO ] After 62ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:25] [INFO ] Deduced a trap composed of 28 places in 45 ms of which 1 ms to minimize.
[2024-05-22 20:29:25] [INFO ] Deduced a trap composed of 30 places in 57 ms of which 0 ms to minimize.
[2024-05-22 20:29:25] [INFO ] Deduced a trap composed of 24 places in 51 ms of which 0 ms to minimize.
[2024-05-22 20:29:25] [INFO ] Deduced a trap composed of 20 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:29:25] [INFO ] Deduced a trap composed of 19 places in 52 ms of which 1 ms to minimize.
[2024-05-22 20:29:25] [INFO ] Deduced a trap composed of 23 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:29:25] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 1 ms to minimize.
[2024-05-22 20:29:25] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 493 ms
[2024-05-22 20:29:25] [INFO ] After 565ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:29:25] [INFO ] After 736ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 80 place count 224 transition count 218
Applied a total of 80 rules in 11 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1404 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 896 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 833684 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 833684 steps, saw 416940 distinct states, run finished after 3001 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:29:28] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:29:28] [INFO ] [Real]Absence check using 7 positive place invariants in 6 ms returned sat
[2024-05-22 20:29:28] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:29:28] [INFO ] After 85ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:28] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:29] [INFO ] After 105ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:29] [INFO ] After 256ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:29] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:29:29] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 8 ms returned sat
[2024-05-22 20:29:29] [INFO ] After 88ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:29] [INFO ] After 104ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:29] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 0 ms to minimize.
[2024-05-22 20:29:29] [INFO ] Deduced a trap composed of 19 places in 70 ms of which 0 ms to minimize.
[2024-05-22 20:29:29] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 0 ms to minimize.
[2024-05-22 20:29:29] [INFO ] Deduced a trap composed of 12 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:29:29] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 264 ms
[2024-05-22 20:29:29] [INFO ] After 377ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:29:29] [INFO ] After 529ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:29:29] [INFO ] Invariant cache hit.
[2024-05-22 20:29:29] [INFO ] Implicit Places using invariants in 188 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 189 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:29:29] [INFO ] Computed 31 invariants in 12 ms
[2024-05-22 20:29:29] [INFO ] Implicit Places using invariants in 129 ms returned []
[2024-05-22 20:29:29] [INFO ] Invariant cache hit.
[2024-05-22 20:29:30] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:31] [INFO ] Implicit Places using invariants and state equation in 1411 ms returned []
Implicit Place search using SMT with State Equation took 1543 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1741 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1413 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 912 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 820691 steps, run timeout after 3001 ms. (steps per millisecond=273 ) properties seen :{}
Probabilistic random walk after 820691 steps, saw 410434 distinct states, run finished after 3001 ms. (steps per millisecond=273 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:29:34] [INFO ] Invariant cache hit.
[2024-05-22 20:29:34] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:29:34] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:29:34] [INFO ] After 92ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:34] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:34] [INFO ] After 74ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:34] [INFO ] After 215ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:34] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:29:34] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:29:34] [INFO ] After 95ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:34] [INFO ] After 59ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:34] [INFO ] Deduced a trap composed of 22 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:29:34] [INFO ] Deduced a trap composed of 19 places in 43 ms of which 0 ms to minimize.
[2024-05-22 20:29:34] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 0 ms to minimize.
[2024-05-22 20:29:35] [INFO ] Deduced a trap composed of 16 places in 44 ms of which 1 ms to minimize.
[2024-05-22 20:29:35] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 247 ms
[2024-05-22 20:29:35] [INFO ] After 315ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2024-05-22 20:29:35] [INFO ] After 472ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:29:35] [INFO ] Invariant cache hit.
[2024-05-22 20:29:35] [INFO ] Implicit Places using invariants in 124 ms returned []
[2024-05-22 20:29:35] [INFO ] Invariant cache hit.
[2024-05-22 20:29:35] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:36] [INFO ] Implicit Places using invariants and state equation in 1556 ms returned []
Implicit Place search using SMT with State Equation took 1682 ms to find 0 implicit places.
[2024-05-22 20:29:36] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:29:36] [INFO ] Invariant cache hit.
[2024-05-22 20:29:36] [INFO ] Dead Transitions using invariants and state equation in 106 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1802 ms. Remains : 206/206 places, 212/212 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 206 transition count 195
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 180 transition count 186
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 54 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 177 transition count 183
Applied a total of 58 rules in 10 ms. Remains 177 /206 variables (removed 29) and now considering 183/212 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:29:36] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:29:36] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:29:36] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:29:37] [INFO ] After 79ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:29:37] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:29:37] [INFO ] Deduced a trap composed of 63 places in 66 ms of which 1 ms to minimize.
[2024-05-22 20:29:37] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 1 ms to minimize.
[2024-05-22 20:29:37] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 131 ms
[2024-05-22 20:29:37] [INFO ] After 144ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:37] [INFO ] After 271ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:29:37] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:29:37] [INFO ] After 85ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:37] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:37] [INFO ] After 19ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:29:37] [INFO ] After 172ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1382 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 914 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 801184 steps, run timeout after 3001 ms. (steps per millisecond=266 ) properties seen :{}
Probabilistic random walk after 801184 steps, saw 400686 distinct states, run finished after 3001 ms. (steps per millisecond=266 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:29:40] [INFO ] Computed 43 invariants in 16 ms
[2024-05-22 20:29:40] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:29:40] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:29:40] [INFO ] After 79ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:40] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:29:40] [INFO ] After 138ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:40] [INFO ] After 277ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:40] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:29:40] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 10 ms returned sat
[2024-05-22 20:29:40] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:40] [INFO ] After 134ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:40] [INFO ] After 153ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2024-05-22 20:29:40] [INFO ] After 303ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 25 times.
Iterating global reduction 1 with 25 rules applied. Total rules applied 27 place count 251 transition count 220
Reduce places removed 25 places and 0 transitions.
Iterating post reduction 1 with 25 rules applied. Total rules applied 52 place count 226 transition count 220
Partial Free-agglomeration rule applied 27 times.
Drop transitions removed 27 transitions
Iterating global reduction 2 with 27 rules applied. Total rules applied 79 place count 226 transition count 220
Applied a total of 79 rules in 16 ms. Remains 226 /252 variables (removed 26) and now considering 220/246 (removed 26) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 226/252 places, 220/246 transitions.
Incomplete random walk after 10000 steps, including 1440 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 941 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 813052 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :{}
Probabilistic random walk after 813052 steps, saw 406617 distinct states, run finished after 3002 ms. (steps per millisecond=270 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 220 rows 226 cols
[2024-05-22 20:29:44] [INFO ] Computed 43 invariants in 20 ms
[2024-05-22 20:29:44] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-22 20:29:44] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 14 ms returned sat
[2024-05-22 20:29:44] [INFO ] After 77ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:44] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:44] [INFO ] After 78ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:44] [INFO ] After 222ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-22 20:29:44] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 15 ms returned sat
[2024-05-22 20:29:44] [INFO ] After 77ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:44] [INFO ] After 48ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:44] [INFO ] After 68ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 18 ms.
[2024-05-22 20:29:44] [INFO ] After 244ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 1 out of 226 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 226/226 places, 220/220 transitions.
Applied a total of 0 rules in 3 ms. Remains 226 /226 variables (removed 0) and now considering 220/220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 226/226 places, 220/220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 226/226 places, 220/220 transitions.
Applied a total of 0 rules in 3 ms. Remains 226 /226 variables (removed 0) and now considering 220/220 (removed 0) transitions.
[2024-05-22 20:29:44] [INFO ] Invariant cache hit.
[2024-05-22 20:29:44] [INFO ] Implicit Places using invariants in 200 ms returned [43, 48, 69, 74, 94, 100, 122, 127, 148, 153, 174, 180]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 201 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 214/226 places, 220/220 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 214 transition count 214
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 208 transition count 214
Applied a total of 12 rules in 6 ms. Remains 208 /214 variables (removed 6) and now considering 214/220 (removed 6) transitions.
// Phase 1: matrix 214 rows 208 cols
[2024-05-22 20:29:44] [INFO ] Computed 31 invariants in 13 ms
[2024-05-22 20:29:44] [INFO ] Implicit Places using invariants in 138 ms returned []
[2024-05-22 20:29:44] [INFO ] Invariant cache hit.
[2024-05-22 20:29:44] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:46] [INFO ] Implicit Places using invariants and state equation in 1539 ms returned []
Implicit Place search using SMT with State Equation took 1678 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 208/226 places, 214/220 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1890 ms. Remains : 208/226 places, 214/220 transitions.
Incomplete random walk after 10000 steps, including 1439 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 904 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 806666 steps, run timeout after 3001 ms. (steps per millisecond=268 ) properties seen :{}
Probabilistic random walk after 806666 steps, saw 403426 distinct states, run finished after 3001 ms. (steps per millisecond=268 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:29:49] [INFO ] Invariant cache hit.
[2024-05-22 20:29:49] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:29:49] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:29:49] [INFO ] After 113ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:49] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:49] [INFO ] After 323ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:49] [INFO ] After 501ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:29:49] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2024-05-22 20:29:50] [INFO ] After 113ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:50] [INFO ] After 60ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:50] [INFO ] After 79ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:29:50] [INFO ] After 259ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 208/208 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:29:50] [INFO ] Invariant cache hit.
[2024-05-22 20:29:50] [INFO ] Implicit Places using invariants in 129 ms returned []
[2024-05-22 20:29:50] [INFO ] Invariant cache hit.
[2024-05-22 20:29:50] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:51] [INFO ] Implicit Places using invariants and state equation in 1547 ms returned []
Implicit Place search using SMT with State Equation took 1678 ms to find 0 implicit places.
[2024-05-22 20:29:51] [INFO ] Redundant transitions in 2 ms returned []
[2024-05-22 20:29:51] [INFO ] Invariant cache hit.
[2024-05-22 20:29:51] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1790 ms. Remains : 208/208 places, 214/214 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 208 transition count 196
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 190 transition count 196
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 181 transition count 187
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 181 transition count 187
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 56 place count 180 transition count 186
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 180 transition count 184
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 178 transition count 184
Applied a total of 60 rules in 10 ms. Remains 178 /208 variables (removed 30) and now considering 184/214 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 184 rows 178 cols
[2024-05-22 20:29:52] [INFO ] Computed 31 invariants in 9 ms
[2024-05-22 20:29:52] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:29:52] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2024-05-22 20:29:52] [INFO ] After 67ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:52] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:29:52] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:52] [INFO ] After 127ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:29:52] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:29:52] [INFO ] After 66ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:52] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:52] [INFO ] After 21ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2024-05-22 20:29:52] [INFO ] After 140ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1438 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 923 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 799403 steps, run timeout after 3001 ms. (steps per millisecond=266 ) properties seen :{}
Probabilistic random walk after 799403 steps, saw 399796 distinct states, run finished after 3001 ms. (steps per millisecond=266 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:29:55] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:29:55] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:29:55] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 9 ms returned sat
[2024-05-22 20:29:55] [INFO ] After 137ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:55] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:29:55] [INFO ] After 38ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:55] [INFO ] After 228ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:55] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:29:55] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:29:55] [INFO ] After 129ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:55] [INFO ] After 41ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:55] [INFO ] Deduced a trap composed of 28 places in 44 ms of which 1 ms to minimize.
[2024-05-22 20:29:55] [INFO ] Deduced a trap composed of 20 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:29:55] [INFO ] Deduced a trap composed of 24 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:29:55] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:29:56] [INFO ] Deduced a trap composed of 23 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:29:56] [INFO ] Deduced a trap composed of 12 places in 47 ms of which 1 ms to minimize.
[2024-05-22 20:29:56] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 350 ms
[2024-05-22 20:29:56] [INFO ] After 398ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:29:56] [INFO ] After 606ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 79 place count 225 transition count 219
Applied a total of 79 rules in 11 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1444 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 914 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 807614 steps, run timeout after 3001 ms. (steps per millisecond=269 ) properties seen :{}
Probabilistic random walk after 807614 steps, saw 403902 distinct states, run finished after 3002 ms. (steps per millisecond=269 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:29:59] [INFO ] Computed 43 invariants in 13 ms
[2024-05-22 20:29:59] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2024-05-22 20:29:59] [INFO ] [Real]Absence check using 5 positive and 38 generalized place invariants in 9 ms returned sat
[2024-05-22 20:29:59] [INFO ] After 101ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:29:59] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:29:59] [INFO ] After 99ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:59] [INFO ] After 256ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:29:59] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-22 20:29:59] [INFO ] [Nat]Absence check using 5 positive and 38 generalized place invariants in 8 ms returned sat
[2024-05-22 20:29:59] [INFO ] After 109ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:59] [INFO ] After 39ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:29:59] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 0 ms to minimize.
[2024-05-22 20:29:59] [INFO ] Deduced a trap composed of 19 places in 53 ms of which 0 ms to minimize.
[2024-05-22 20:29:59] [INFO ] Deduced a trap composed of 12 places in 48 ms of which 0 ms to minimize.
[2024-05-22 20:29:59] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 190 ms
[2024-05-22 20:29:59] [INFO ] After 237ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:29:59] [INFO ] After 405ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 2 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:29:59] [INFO ] Invariant cache hit.
[2024-05-22 20:30:00] [INFO ] Implicit Places using invariants in 207 ms returned [43, 48, 69, 74, 94, 100, 122, 127, 147, 152, 173, 179]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 207 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 213/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 213 transition count 214
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 208 transition count 214
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 12 place count 208 transition count 214
Applied a total of 12 rules in 8 ms. Remains 208 /213 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 208 cols
[2024-05-22 20:30:00] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:30:00] [INFO ] Implicit Places using invariants in 140 ms returned []
[2024-05-22 20:30:00] [INFO ] Invariant cache hit.
[2024-05-22 20:30:00] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:30:01] [INFO ] Implicit Places using invariants and state equation in 1477 ms returned []
Implicit Place search using SMT with State Equation took 1618 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 208/225 places, 214/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1837 ms. Remains : 208/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1455 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 932 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 814900 steps, run timeout after 3001 ms. (steps per millisecond=271 ) properties seen :{}
Probabilistic random walk after 814900 steps, saw 407544 distinct states, run finished after 3001 ms. (steps per millisecond=271 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:30:04] [INFO ] Invariant cache hit.
[2024-05-22 20:30:04] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:30:04] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:30:04] [INFO ] After 101ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:30:04] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:30:04] [INFO ] After 41ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:04] [INFO ] After 196ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:30:04] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:30:05] [INFO ] After 90ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:05] [INFO ] After 59ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:05] [INFO ] Deduced a trap composed of 22 places in 44 ms of which 1 ms to minimize.
[2024-05-22 20:30:05] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 0 ms to minimize.
[2024-05-22 20:30:05] [INFO ] Deduced a trap composed of 16 places in 41 ms of which 0 ms to minimize.
[2024-05-22 20:30:05] [INFO ] Deduced a trap composed of 16 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:30:05] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 226 ms
[2024-05-22 20:30:05] [INFO ] After 294ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:30:05] [INFO ] After 447ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 ms.
Support contains 1 out of 208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 208/208 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:30:05] [INFO ] Invariant cache hit.
[2024-05-22 20:30:05] [INFO ] Implicit Places using invariants in 124 ms returned []
[2024-05-22 20:30:05] [INFO ] Invariant cache hit.
[2024-05-22 20:30:05] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:30:06] [INFO ] Implicit Places using invariants and state equation in 1247 ms returned []
Implicit Place search using SMT with State Equation took 1371 ms to find 0 implicit places.
[2024-05-22 20:30:06] [INFO ] Redundant transitions in 2 ms returned []
[2024-05-22 20:30:06] [INFO ] Invariant cache hit.
[2024-05-22 20:30:06] [INFO ] Dead Transitions using invariants and state equation in 108 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1489 ms. Remains : 208/208 places, 214/214 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 208 transition count 197
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 191 transition count 197
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 182 transition count 188
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 182 transition count 188
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 54 place count 181 transition count 187
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 181 transition count 185
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 179 transition count 185
Applied a total of 58 rules in 9 ms. Remains 179 /208 variables (removed 29) and now considering 185/214 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 185 rows 179 cols
[2024-05-22 20:30:06] [INFO ] Computed 31 invariants in 12 ms
[2024-05-22 20:30:06] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:30:06] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:30:07] [INFO ] After 80ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:30:07] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:30:07] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:30:07] [INFO ] Deduced a trap composed of 12 places in 53 ms of which 1 ms to minimize.
[2024-05-22 20:30:07] [INFO ] Deduced a trap composed of 22 places in 38 ms of which 0 ms to minimize.
[2024-05-22 20:30:07] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 112 ms
[2024-05-22 20:30:07] [INFO ] After 124ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:07] [INFO ] After 247ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:30:07] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:30:07] [INFO ] After 80ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:07] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:07] [INFO ] Deduced a trap composed of 22 places in 42 ms of which 0 ms to minimize.
[2024-05-22 20:30:07] [INFO ] Deduced a trap composed of 36 places in 32 ms of which 0 ms to minimize.
[2024-05-22 20:30:07] [INFO ] Deduced a trap composed of 36 places in 37 ms of which 1 ms to minimize.
[2024-05-22 20:30:07] [INFO ] Deduced a trap composed of 25 places in 33 ms of which 1 ms to minimize.
[2024-05-22 20:30:07] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 183 ms
[2024-05-22 20:30:07] [INFO ] After 195ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:30:07] [INFO ] After 333ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1430 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 894 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 791731 steps, run timeout after 3001 ms. (steps per millisecond=263 ) properties seen :{}
Probabilistic random walk after 791731 steps, saw 395948 distinct states, run finished after 3002 ms. (steps per millisecond=263 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:30:10] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:30:10] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:30:10] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2024-05-22 20:30:10] [INFO ] After 136ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:30:10] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:30:10] [INFO ] After 42ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:30:10] [INFO ] After 62ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:30:10] [INFO ] After 271ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 24 times.
Iterating global reduction 1 with 24 rules applied. Total rules applied 26 place count 251 transition count 221
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 50 place count 227 transition count 221
Partial Free-agglomeration rule applied 26 times.
Drop transitions removed 26 transitions
Iterating global reduction 2 with 26 rules applied. Total rules applied 76 place count 227 transition count 221
Applied a total of 76 rules in 10 ms. Remains 227 /252 variables (removed 25) and now considering 221/246 (removed 25) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 227/252 places, 221/246 transitions.
Incomplete random walk after 10000 steps, including 1465 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 912 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 813182 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :{}
Probabilistic random walk after 813182 steps, saw 406684 distinct states, run finished after 3001 ms. (steps per millisecond=270 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 221 rows 227 cols
[2024-05-22 20:30:13] [INFO ] Computed 43 invariants in 20 ms
[2024-05-22 20:30:13] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-22 20:30:13] [INFO ] [Real]Absence check using 5 positive and 38 generalized place invariants in 12 ms returned sat
[2024-05-22 20:30:14] [INFO ] After 96ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:30:14] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:30:14] [INFO ] After 181ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:14] [INFO ] After 355ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:14] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-22 20:30:14] [INFO ] [Nat]Absence check using 5 positive and 38 generalized place invariants in 19 ms returned sat
[2024-05-22 20:30:14] [INFO ] After 97ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:14] [INFO ] After 314ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:14] [INFO ] After 334ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2024-05-22 20:30:14] [INFO ] After 515ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 10 ms.
Support contains 1 out of 227 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 3 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 227/227 places, 221/221 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 3 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
[2024-05-22 20:30:14] [INFO ] Invariant cache hit.
[2024-05-22 20:30:14] [INFO ] Implicit Places using invariants in 169 ms returned [43, 48, 69, 74, 94, 100, 121, 148, 153, 175, 181]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 180 ms to find 11 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 216/227 places, 221/221 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 216 transition count 216
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 211 transition count 216
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 211 transition count 216
Applied a total of 11 rules in 8 ms. Remains 211 /216 variables (removed 5) and now considering 216/221 (removed 5) transitions.
// Phase 1: matrix 216 rows 211 cols
[2024-05-22 20:30:14] [INFO ] Computed 32 invariants in 14 ms
[2024-05-22 20:30:15] [INFO ] Implicit Places using invariants in 133 ms returned []
[2024-05-22 20:30:15] [INFO ] Invariant cache hit.
[2024-05-22 20:30:15] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:30:16] [INFO ] Implicit Places using invariants and state equation in 1827 ms returned []
Implicit Place search using SMT with State Equation took 1962 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 211/227 places, 216/221 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2153 ms. Remains : 211/227 places, 216/221 transitions.
Incomplete random walk after 10000 steps, including 1442 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 913 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 804705 steps, run timeout after 3001 ms. (steps per millisecond=268 ) properties seen :{}
Probabilistic random walk after 804705 steps, saw 402443 distinct states, run finished after 3001 ms. (steps per millisecond=268 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:30:19] [INFO ] Invariant cache hit.
[2024-05-22 20:30:19] [INFO ] [Real]Absence check using 14 positive place invariants in 10 ms returned sat
[2024-05-22 20:30:19] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:30:20] [INFO ] After 92ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:30:20] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:30:20] [INFO ] After 96ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:20] [INFO ] After 254ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:20] [INFO ] [Nat]Absence check using 14 positive place invariants in 10 ms returned sat
[2024-05-22 20:30:20] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:30:20] [INFO ] After 99ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:20] [INFO ] After 80ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:20] [INFO ] After 96ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:30:20] [INFO ] After 260ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 ms.
Support contains 1 out of 211 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 211/211 places, 216/216 transitions.
Applied a total of 0 rules in 3 ms. Remains 211 /211 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 211/211 places, 216/216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 211/211 places, 216/216 transitions.
Applied a total of 0 rules in 3 ms. Remains 211 /211 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2024-05-22 20:30:20] [INFO ] Invariant cache hit.
[2024-05-22 20:30:20] [INFO ] Implicit Places using invariants in 120 ms returned []
[2024-05-22 20:30:20] [INFO ] Invariant cache hit.
[2024-05-22 20:30:20] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:30:21] [INFO ] Implicit Places using invariants and state equation in 1351 ms returned []
Implicit Place search using SMT with State Equation took 1472 ms to find 0 implicit places.
[2024-05-22 20:30:21] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:30:21] [INFO ] Invariant cache hit.
[2024-05-22 20:30:22] [INFO ] Dead Transitions using invariants and state equation in 106 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1588 ms. Remains : 211/211 places, 216/216 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 211 transition count 198
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 193 transition count 198
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 44 place count 185 transition count 190
Iterating global reduction 0 with 8 rules applied. Total rules applied 52 place count 185 transition count 190
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 54 place count 184 transition count 189
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 184 transition count 187
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 182 transition count 187
Applied a total of 58 rules in 9 ms. Remains 182 /211 variables (removed 29) and now considering 187/216 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 187 rows 182 cols
[2024-05-22 20:30:22] [INFO ] Computed 32 invariants in 9 ms
[2024-05-22 20:30:22] [INFO ] [Real]Absence check using 14 positive place invariants in 9 ms returned sat
[2024-05-22 20:30:22] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:30:22] [INFO ] After 100ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:30:22] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:30:22] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:22] [INFO ] After 161ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:22] [INFO ] [Nat]Absence check using 14 positive place invariants in 9 ms returned sat
[2024-05-22 20:30:22] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 4 ms returned sat
[2024-05-22 20:30:22] [INFO ] After 81ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:22] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:22] [INFO ] Deduced a trap composed of 25 places in 39 ms of which 0 ms to minimize.
[2024-05-22 20:30:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 58 ms
[2024-05-22 20:30:22] [INFO ] After 71ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2024-05-22 20:30:22] [INFO ] After 221ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1403 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 934 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 777842 steps, run timeout after 3001 ms. (steps per millisecond=259 ) properties seen :{}
Probabilistic random walk after 777842 steps, saw 389010 distinct states, run finished after 3001 ms. (steps per millisecond=259 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:30:25] [INFO ] Computed 43 invariants in 12 ms
[2024-05-22 20:30:25] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:30:25] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:30:25] [INFO ] After 207ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:25] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:30:25] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:30:25] [INFO ] After 150ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:25] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:30:25] [INFO ] After 49ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:25] [INFO ] After 70ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2024-05-22 20:30:25] [INFO ] After 292ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 13 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1387 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 928 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 805914 steps, run timeout after 3001 ms. (steps per millisecond=268 ) properties seen :{}
Probabilistic random walk after 805914 steps, saw 403051 distinct states, run finished after 3001 ms. (steps per millisecond=268 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:30:29] [INFO ] Computed 43 invariants in 18 ms
[2024-05-22 20:30:29] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:30:29] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:30:29] [INFO ] After 176ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:29] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:30:29] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 18 ms returned sat
[2024-05-22 20:30:29] [INFO ] After 115ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:29] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:30:29] [INFO ] After 172ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:29] [INFO ] Deduced a trap composed of 20 places in 48 ms of which 0 ms to minimize.
[2024-05-22 20:30:29] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 0 ms to minimize.
[2024-05-22 20:30:29] [INFO ] Deduced a trap composed of 16 places in 55 ms of which 1 ms to minimize.
[2024-05-22 20:30:29] [INFO ] Deduced a trap composed of 13 places in 54 ms of which 0 ms to minimize.
[2024-05-22 20:30:29] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 283 ms
[2024-05-22 20:30:29] [INFO ] After 468ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 23 ms.
[2024-05-22 20:30:29] [INFO ] After 687ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:30:29] [INFO ] Invariant cache hit.
[2024-05-22 20:30:30] [INFO ] Implicit Places using invariants in 202 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 213 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:30:30] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:30:30] [INFO ] Implicit Places using invariants in 140 ms returned []
[2024-05-22 20:30:30] [INFO ] Invariant cache hit.
[2024-05-22 20:30:30] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:30:31] [INFO ] Implicit Places using invariants and state equation in 1341 ms returned []
Implicit Place search using SMT with State Equation took 1495 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1717 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1423 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 909 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 817652 steps, run timeout after 3001 ms. (steps per millisecond=272 ) properties seen :{}
Probabilistic random walk after 817652 steps, saw 408916 distinct states, run finished after 3002 ms. (steps per millisecond=272 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:30:34] [INFO ] Invariant cache hit.
[2024-05-22 20:30:34] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:30:34] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:30:34] [INFO ] After 134ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:34] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:30:34] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:30:34] [INFO ] After 87ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:34] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:30:34] [INFO ] After 76ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:35] [INFO ] After 106ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2024-05-22 20:30:35] [INFO ] After 261ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 5 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 5 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:30:35] [INFO ] Invariant cache hit.
[2024-05-22 20:30:35] [INFO ] Implicit Places using invariants in 127 ms returned []
[2024-05-22 20:30:35] [INFO ] Invariant cache hit.
[2024-05-22 20:30:35] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:30:36] [INFO ] Implicit Places using invariants and state equation in 1338 ms returned []
Implicit Place search using SMT with State Equation took 1466 ms to find 0 implicit places.
[2024-05-22 20:30:36] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:30:36] [INFO ] Invariant cache hit.
[2024-05-22 20:30:36] [INFO ] Dead Transitions using invariants and state equation in 109 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1586 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 9 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:30:36] [INFO ] Computed 31 invariants in 9 ms
[2024-05-22 20:30:36] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:30:36] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:30:36] [INFO ] After 116ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:30:36] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:30:36] [INFO ] After 98ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:30:36] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:36] [INFO ] Deduced a trap composed of 61 places in 63 ms of which 0 ms to minimize.
[2024-05-22 20:30:37] [INFO ] Deduced a trap composed of 13 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:30:37] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 126 ms
[2024-05-22 20:30:37] [INFO ] After 142ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2024-05-22 20:30:37] [INFO ] After 289ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1451 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 912 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 790452 steps, run timeout after 3001 ms. (steps per millisecond=263 ) properties seen :{}
Probabilistic random walk after 790452 steps, saw 395309 distinct states, run finished after 3002 ms. (steps per millisecond=263 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:30:40] [INFO ] Computed 43 invariants in 19 ms
[2024-05-22 20:30:40] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:30:40] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:30:40] [INFO ] After 157ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:30:40] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:30:40] [INFO ] After 152ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:40] [INFO ] After 361ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:40] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:30:40] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:30:40] [INFO ] After 160ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:40] [INFO ] After 80ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:40] [INFO ] Deduced a trap composed of 28 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:30:40] [INFO ] Deduced a trap composed of 24 places in 50 ms of which 0 ms to minimize.
[2024-05-22 20:30:40] [INFO ] Deduced a trap composed of 20 places in 43 ms of which 0 ms to minimize.
[2024-05-22 20:30:41] [INFO ] Deduced a trap composed of 28 places in 50 ms of which 1 ms to minimize.
[2024-05-22 20:30:41] [INFO ] Deduced a trap composed of 23 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:30:41] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 0 ms to minimize.
[2024-05-22 20:30:41] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 1 ms to minimize.
[2024-05-22 20:30:41] [INFO ] Deduced a trap composed of 13 places in 48 ms of which 1 ms to minimize.
[2024-05-22 20:30:41] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 513 ms
[2024-05-22 20:30:41] [INFO ] After 604ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 71 ms.
[2024-05-22 20:30:41] [INFO ] After 896ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 11 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1445 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 948 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 812460 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :{}
Probabilistic random walk after 812460 steps, saw 406323 distinct states, run finished after 3002 ms. (steps per millisecond=270 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:30:44] [INFO ] Computed 43 invariants in 10 ms
[2024-05-22 20:30:44] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:30:44] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:30:44] [INFO ] After 94ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:30:44] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:30:44] [INFO ] After 95ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:44] [INFO ] After 251ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:44] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:30:44] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:30:44] [INFO ] After 91ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:44] [INFO ] After 159ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:45] [INFO ] Deduced a trap composed of 72 places in 76 ms of which 0 ms to minimize.
[2024-05-22 20:30:45] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 0 ms to minimize.
[2024-05-22 20:30:45] [INFO ] Deduced a trap composed of 68 places in 73 ms of which 1 ms to minimize.
[2024-05-22 20:30:45] [INFO ] Deduced a trap composed of 65 places in 80 ms of which 1 ms to minimize.
[2024-05-22 20:30:45] [INFO ] Deduced a trap composed of 24 places in 96 ms of which 0 ms to minimize.
[2024-05-22 20:30:45] [INFO ] Deduced a trap composed of 18 places in 74 ms of which 0 ms to minimize.
[2024-05-22 20:30:45] [INFO ] Deduced a trap composed of 15 places in 78 ms of which 0 ms to minimize.
[2024-05-22 20:30:45] [INFO ] Deduced a trap composed of 70 places in 69 ms of which 0 ms to minimize.
[2024-05-22 20:30:45] [INFO ] Deduced a trap composed of 65 places in 75 ms of which 1 ms to minimize.
[2024-05-22 20:30:45] [INFO ] Deduced a trap composed of 66 places in 72 ms of which 0 ms to minimize.
[2024-05-22 20:30:45] [INFO ] Deduced a trap composed of 64 places in 72 ms of which 1 ms to minimize.
[2024-05-22 20:30:45] [INFO ] Trap strengthening (SAT) tested/added 12/11 trap constraints in 1016 ms
[2024-05-22 20:30:46] [INFO ] After 1198ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 18 ms.
[2024-05-22 20:30:46] [INFO ] After 1370ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 2 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:30:46] [INFO ] Invariant cache hit.
[2024-05-22 20:30:46] [INFO ] Implicit Places using invariants in 198 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 198 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:30:46] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:30:46] [INFO ] Implicit Places using invariants in 139 ms returned []
[2024-05-22 20:30:46] [INFO ] Invariant cache hit.
[2024-05-22 20:30:46] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:30:47] [INFO ] Implicit Places using invariants and state equation in 1291 ms returned []
Implicit Place search using SMT with State Equation took 1435 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1644 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1441 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 942 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 827345 steps, run timeout after 3001 ms. (steps per millisecond=275 ) properties seen :{}
Probabilistic random walk after 827345 steps, saw 413761 distinct states, run finished after 3001 ms. (steps per millisecond=275 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:30:50] [INFO ] Invariant cache hit.
[2024-05-22 20:30:50] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:30:50] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:30:50] [INFO ] After 90ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:30:50] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:30:50] [INFO ] After 61ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:50] [INFO ] After 207ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:30:50] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2024-05-22 20:30:51] [INFO ] After 92ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:51] [INFO ] After 220ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:51] [INFO ] Deduced a trap composed of 24 places in 69 ms of which 0 ms to minimize.
[2024-05-22 20:30:51] [INFO ] Deduced a trap composed of 21 places in 69 ms of which 0 ms to minimize.
[2024-05-22 20:30:51] [INFO ] Deduced a trap composed of 22 places in 33 ms of which 0 ms to minimize.
[2024-05-22 20:30:51] [INFO ] Deduced a trap composed of 22 places in 31 ms of which 1 ms to minimize.
[2024-05-22 20:30:51] [INFO ] Deduced a trap composed of 15 places in 38 ms of which 0 ms to minimize.
[2024-05-22 20:30:51] [INFO ] Deduced a trap composed of 16 places in 39 ms of which 0 ms to minimize.
[2024-05-22 20:30:51] [INFO ] Deduced a trap composed of 13 places in 38 ms of which 0 ms to minimize.
[2024-05-22 20:30:51] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 406 ms
[2024-05-22 20:30:51] [INFO ] After 636ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2024-05-22 20:30:51] [INFO ] After 810ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 21 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:30:51] [INFO ] Invariant cache hit.
[2024-05-22 20:30:51] [INFO ] Implicit Places using invariants in 127 ms returned []
[2024-05-22 20:30:51] [INFO ] Invariant cache hit.
[2024-05-22 20:30:51] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:30:53] [INFO ] Implicit Places using invariants and state equation in 1894 ms returned []
Implicit Place search using SMT with State Equation took 2022 ms to find 0 implicit places.
[2024-05-22 20:30:53] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:30:53] [INFO ] Invariant cache hit.
[2024-05-22 20:30:53] [INFO ] Dead Transitions using invariants and state equation in 104 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2141 ms. Remains : 206/206 places, 212/212 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 206 transition count 195
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 180 transition count 186
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 54 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 177 transition count 183
Applied a total of 58 rules in 10 ms. Remains 177 /206 variables (removed 29) and now considering 183/212 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:30:53] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:30:53] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:30:53] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:30:54] [INFO ] After 79ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:30:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:30:54] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:54] [INFO ] After 137ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:30:54] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 4 ms returned sat
[2024-05-22 20:30:54] [INFO ] After 82ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:54] [INFO ] After 12ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:54] [INFO ] Deduced a trap composed of 5 places in 51 ms of which 1 ms to minimize.
[2024-05-22 20:30:54] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:30:54] [INFO ] Deduced a trap composed of 25 places in 29 ms of which 1 ms to minimize.
[2024-05-22 20:30:54] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 147 ms
[2024-05-22 20:30:54] [INFO ] After 165ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:30:54] [INFO ] After 303ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1425 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 908 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 794772 steps, run timeout after 3001 ms. (steps per millisecond=264 ) properties seen :{}
Probabilistic random walk after 794772 steps, saw 397473 distinct states, run finished after 3001 ms. (steps per millisecond=264 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:30:57] [INFO ] Computed 43 invariants in 19 ms
[2024-05-22 20:30:57] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:30:57] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 9 ms returned sat
[2024-05-22 20:30:57] [INFO ] After 114ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:30:57] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:30:57] [INFO ] After 95ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:57] [INFO ] After 266ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:30:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:30:57] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:30:57] [INFO ] After 91ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:57] [INFO ] After 90ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:30:57] [INFO ] Deduced a trap composed of 4 places in 56 ms of which 0 ms to minimize.
[2024-05-22 20:30:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 76 ms
[2024-05-22 20:30:57] [INFO ] After 174ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:30:57] [INFO ] After 336ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 79 place count 225 transition count 219
Applied a total of 79 rules in 11 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1434 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 922 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 817483 steps, run timeout after 3001 ms. (steps per millisecond=272 ) properties seen :{}
Probabilistic random walk after 817483 steps, saw 408835 distinct states, run finished after 3001 ms. (steps per millisecond=272 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:31:01] [INFO ] Computed 43 invariants in 19 ms
[2024-05-22 20:31:01] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2024-05-22 20:31:01] [INFO ] [Real]Absence check using 5 positive and 38 generalized place invariants in 9 ms returned sat
[2024-05-22 20:31:01] [INFO ] After 88ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:01] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:01] [INFO ] After 99ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:01] [INFO ] After 244ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:01] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2024-05-22 20:31:01] [INFO ] [Nat]Absence check using 5 positive and 38 generalized place invariants in 9 ms returned sat
[2024-05-22 20:31:01] [INFO ] After 91ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:01] [INFO ] After 94ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:01] [INFO ] After 113ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:31:01] [INFO ] After 282ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 2 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 5 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:31:01] [INFO ] Invariant cache hit.
[2024-05-22 20:31:01] [INFO ] Implicit Places using invariants in 189 ms returned [43, 48, 69, 74, 94, 100, 127, 147, 152, 173, 179]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 190 ms to find 11 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 214/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 214 transition count 214
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 209 transition count 214
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 209 transition count 214
Applied a total of 11 rules in 9 ms. Remains 209 /214 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 209 cols
[2024-05-22 20:31:01] [INFO ] Computed 32 invariants in 8 ms
[2024-05-22 20:31:01] [INFO ] Implicit Places using invariants in 134 ms returned []
[2024-05-22 20:31:01] [INFO ] Invariant cache hit.
[2024-05-22 20:31:02] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:03] [INFO ] Implicit Places using invariants and state equation in 1580 ms returned []
Implicit Place search using SMT with State Equation took 1715 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 209/225 places, 214/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1919 ms. Remains : 209/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1461 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 853 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 823167 steps, run timeout after 3001 ms. (steps per millisecond=274 ) properties seen :{}
Probabilistic random walk after 823167 steps, saw 411677 distinct states, run finished after 3002 ms. (steps per millisecond=274 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:31:06] [INFO ] Invariant cache hit.
[2024-05-22 20:31:06] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-05-22 20:31:06] [INFO ] [Real]Absence check using 6 positive and 26 generalized place invariants in 7 ms returned sat
[2024-05-22 20:31:06] [INFO ] After 104ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:06] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:06] [INFO ] After 137ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:06] [INFO ] After 292ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:06] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-05-22 20:31:06] [INFO ] [Nat]Absence check using 6 positive and 26 generalized place invariants in 8 ms returned sat
[2024-05-22 20:31:06] [INFO ] After 99ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:07] [INFO ] After 197ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:07] [INFO ] After 214ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:31:07] [INFO ] After 379ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 209 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 214/214 transitions.
Applied a total of 0 rules in 4 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 209/209 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 214/214 transitions.
Applied a total of 0 rules in 2 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:31:07] [INFO ] Invariant cache hit.
[2024-05-22 20:31:07] [INFO ] Implicit Places using invariants in 124 ms returned []
[2024-05-22 20:31:07] [INFO ] Invariant cache hit.
[2024-05-22 20:31:07] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:08] [INFO ] Implicit Places using invariants and state equation in 987 ms returned []
Implicit Place search using SMT with State Equation took 1113 ms to find 0 implicit places.
[2024-05-22 20:31:08] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:31:08] [INFO ] Invariant cache hit.
[2024-05-22 20:31:08] [INFO ] Dead Transitions using invariants and state equation in 104 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1224 ms. Remains : 209/209 places, 214/214 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 209 transition count 196
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 191 transition count 196
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 44 place count 183 transition count 188
Iterating global reduction 0 with 8 rules applied. Total rules applied 52 place count 183 transition count 188
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 54 place count 182 transition count 187
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 182 transition count 185
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 180 transition count 185
Applied a total of 58 rules in 10 ms. Remains 180 /209 variables (removed 29) and now considering 185/214 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 185 rows 180 cols
[2024-05-22 20:31:08] [INFO ] Computed 32 invariants in 11 ms
[2024-05-22 20:31:08] [INFO ] [Real]Absence check using 14 positive place invariants in 8 ms returned sat
[2024-05-22 20:31:08] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:31:08] [INFO ] After 89ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:08] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:31:08] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:08] [INFO ] After 147ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:08] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2024-05-22 20:31:08] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:31:08] [INFO ] After 114ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:08] [INFO ] After 15ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:08] [INFO ] After 29ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:31:08] [INFO ] After 200ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1443 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 922 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 800858 steps, run timeout after 3001 ms. (steps per millisecond=266 ) properties seen :{}
Probabilistic random walk after 800858 steps, saw 400523 distinct states, run finished after 3002 ms. (steps per millisecond=266 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:31:11] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:31:11] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:31:11] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:31:12] [INFO ] After 98ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:12] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:31:12] [INFO ] After 74ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:31:12] [INFO ] After 102ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:31:12] [INFO ] After 273ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 24 times.
Iterating global reduction 1 with 24 rules applied. Total rules applied 26 place count 251 transition count 221
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 50 place count 227 transition count 221
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 75 place count 227 transition count 221
Applied a total of 75 rules in 10 ms. Remains 227 /252 variables (removed 25) and now considering 221/246 (removed 25) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 227/252 places, 221/246 transitions.
Incomplete random walk after 10000 steps, including 1447 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 911 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 823633 steps, run timeout after 3001 ms. (steps per millisecond=274 ) properties seen :{}
Probabilistic random walk after 823633 steps, saw 411910 distinct states, run finished after 3001 ms. (steps per millisecond=274 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 221 rows 227 cols
[2024-05-22 20:31:15] [INFO ] Computed 43 invariants in 18 ms
[2024-05-22 20:31:15] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2024-05-22 20:31:15] [INFO ] [Real]Absence check using 5 positive and 38 generalized place invariants in 10 ms returned sat
[2024-05-22 20:31:15] [INFO ] After 101ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:15] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:15] [INFO ] After 33ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:15] [INFO ] After 199ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:15] [INFO ] [Nat]Absence check using 5 positive place invariants in 6 ms returned sat
[2024-05-22 20:31:15] [INFO ] [Nat]Absence check using 5 positive and 38 generalized place invariants in 11 ms returned sat
[2024-05-22 20:31:15] [INFO ] After 100ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:15] [INFO ] After 60ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:15] [INFO ] After 78ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2024-05-22 20:31:15] [INFO ] After 254ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 ms.
Support contains 1 out of 227 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 2 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 227/227 places, 221/221 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 227/227 places, 221/221 transitions.
Applied a total of 0 rules in 3 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
[2024-05-22 20:31:15] [INFO ] Invariant cache hit.
[2024-05-22 20:31:15] [INFO ] Implicit Places using invariants in 152 ms returned [43, 48, 69, 74, 94, 100, 149, 154, 175, 181]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 152 ms to find 10 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 217/227 places, 221/221 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 217 transition count 216
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 212 transition count 216
Applied a total of 10 rules in 5 ms. Remains 212 /217 variables (removed 5) and now considering 216/221 (removed 5) transitions.
// Phase 1: matrix 216 rows 212 cols
[2024-05-22 20:31:15] [INFO ] Computed 33 invariants in 10 ms
[2024-05-22 20:31:15] [INFO ] Implicit Places using invariants in 132 ms returned []
[2024-05-22 20:31:15] [INFO ] Invariant cache hit.
[2024-05-22 20:31:16] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:16] [INFO ] Implicit Places using invariants and state equation in 798 ms returned []
Implicit Place search using SMT with State Equation took 931 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 212/227 places, 216/221 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1093 ms. Remains : 212/227 places, 216/221 transitions.
Incomplete random walk after 10000 steps, including 1467 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 915 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 824681 steps, run timeout after 3001 ms. (steps per millisecond=274 ) properties seen :{}
Probabilistic random walk after 824681 steps, saw 412435 distinct states, run finished after 3001 ms. (steps per millisecond=274 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:31:19] [INFO ] Invariant cache hit.
[2024-05-22 20:31:19] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2024-05-22 20:31:19] [INFO ] [Real]Absence check using 7 positive and 26 generalized place invariants in 15 ms returned sat
[2024-05-22 20:31:19] [INFO ] After 84ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:19] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:19] [INFO ] After 57ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:31:20] [INFO ] Deduced a trap composed of 10 places in 63 ms of which 0 ms to minimize.
[2024-05-22 20:31:20] [INFO ] Deduced a trap composed of 4 places in 63 ms of which 0 ms to minimize.
[2024-05-22 20:31:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 156 ms
[2024-05-22 20:31:20] [INFO ] After 226ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:20] [INFO ] After 366ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:20] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2024-05-22 20:31:20] [INFO ] [Nat]Absence check using 7 positive and 26 generalized place invariants in 6 ms returned sat
[2024-05-22 20:31:20] [INFO ] After 84ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:20] [INFO ] After 112ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:20] [INFO ] After 131ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:31:20] [INFO ] After 272ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 1 out of 212 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 212/212 places, 216/216 transitions.
Applied a total of 0 rules in 3 ms. Remains 212 /212 variables (removed 0) and now considering 216/216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 212/212 places, 216/216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 212/212 places, 216/216 transitions.
Applied a total of 0 rules in 3 ms. Remains 212 /212 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2024-05-22 20:31:20] [INFO ] Invariant cache hit.
[2024-05-22 20:31:20] [INFO ] Implicit Places using invariants in 122 ms returned []
[2024-05-22 20:31:20] [INFO ] Invariant cache hit.
[2024-05-22 20:31:20] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:21] [INFO ] Implicit Places using invariants and state equation in 863 ms returned []
Implicit Place search using SMT with State Equation took 987 ms to find 0 implicit places.
[2024-05-22 20:31:21] [INFO ] Redundant transitions in 2 ms returned []
[2024-05-22 20:31:21] [INFO ] Invariant cache hit.
[2024-05-22 20:31:21] [INFO ] Dead Transitions using invariants and state equation in 104 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1101 ms. Remains : 212/212 places, 216/216 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 212 transition count 198
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 194 transition count 198
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 44 place count 186 transition count 190
Iterating global reduction 0 with 8 rules applied. Total rules applied 52 place count 186 transition count 190
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 54 place count 185 transition count 189
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 185 transition count 187
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 183 transition count 187
Applied a total of 58 rules in 9 ms. Remains 183 /212 variables (removed 29) and now considering 187/216 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 187 rows 183 cols
[2024-05-22 20:31:21] [INFO ] Computed 33 invariants in 13 ms
[2024-05-22 20:31:21] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2024-05-22 20:31:21] [INFO ] [Real]Absence check using 11 positive and 22 generalized place invariants in 3 ms returned sat
[2024-05-22 20:31:21] [INFO ] After 96ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:31:21] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:31:21] [INFO ] After 28ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:31:21] [INFO ] After 179ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1445 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 920 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 803503 steps, run timeout after 3001 ms. (steps per millisecond=267 ) properties seen :{}
Probabilistic random walk after 803503 steps, saw 401846 distinct states, run finished after 3002 ms. (steps per millisecond=267 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:31:24] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:31:24] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:31:24] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:31:24] [INFO ] After 127ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:24] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:31:24] [INFO ] After 25ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:31:24] [INFO ] After 49ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 21 ms.
[2024-05-22 20:31:25] [INFO ] After 248ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 11 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 11 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1449 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 912 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 829323 steps, run timeout after 3001 ms. (steps per millisecond=276 ) properties seen :{}
Probabilistic random walk after 829323 steps, saw 414756 distinct states, run finished after 3002 ms. (steps per millisecond=276 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:31:28] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:31:28] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:31:28] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 15 ms returned sat
[2024-05-22 20:31:28] [INFO ] After 87ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:28] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:28] [INFO ] After 77ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:28] [INFO ] After 231ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:28] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:31:28] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:31:28] [INFO ] After 93ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:28] [INFO ] After 78ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:28] [INFO ] After 98ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 21 ms.
[2024-05-22 20:31:28] [INFO ] After 275ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:31:28] [INFO ] Invariant cache hit.
[2024-05-22 20:31:28] [INFO ] Implicit Places using invariants in 191 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 192 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:31:28] [INFO ] Computed 31 invariants in 11 ms
[2024-05-22 20:31:28] [INFO ] Implicit Places using invariants in 138 ms returned []
[2024-05-22 20:31:28] [INFO ] Invariant cache hit.
[2024-05-22 20:31:29] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:30] [INFO ] Implicit Places using invariants and state equation in 1709 ms returned []
Implicit Place search using SMT with State Equation took 1849 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2051 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1451 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 921 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 831338 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 831338 steps, saw 415759 distinct states, run finished after 3001 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:31:33] [INFO ] Invariant cache hit.
[2024-05-22 20:31:33] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2024-05-22 20:31:33] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 4 ms returned sat
[2024-05-22 20:31:33] [INFO ] After 109ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:33] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:33] [INFO ] After 106ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:33] [INFO ] After 281ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:31:33] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2024-05-22 20:31:34] [INFO ] After 103ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:34] [INFO ] After 154ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:34] [INFO ] After 175ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:31:34] [INFO ] After 348ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:31:34] [INFO ] Invariant cache hit.
[2024-05-22 20:31:34] [INFO ] Implicit Places using invariants in 130 ms returned []
[2024-05-22 20:31:34] [INFO ] Invariant cache hit.
[2024-05-22 20:31:34] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:35] [INFO ] Implicit Places using invariants and state equation in 1540 ms returned []
Implicit Place search using SMT with State Equation took 1672 ms to find 0 implicit places.
[2024-05-22 20:31:35] [INFO ] Redundant transitions in 2 ms returned []
[2024-05-22 20:31:35] [INFO ] Invariant cache hit.
[2024-05-22 20:31:36] [INFO ] Dead Transitions using invariants and state equation in 100 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1783 ms. Remains : 206/206 places, 212/212 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 206 transition count 195
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 180 transition count 186
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 54 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 177 transition count 183
Applied a total of 58 rules in 11 ms. Remains 177 /206 variables (removed 29) and now considering 183/212 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:31:36] [INFO ] Computed 31 invariants in 8 ms
[2024-05-22 20:31:36] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:31:36] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:31:36] [INFO ] After 87ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:31:36] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:31:36] [INFO ] Deduced a trap composed of 19 places in 38 ms of which 0 ms to minimize.
[2024-05-22 20:31:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 53 ms
[2024-05-22 20:31:36] [INFO ] After 67ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:36] [INFO ] After 203ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:31:36] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:31:36] [INFO ] After 84ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:36] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:36] [INFO ] After 27ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:31:36] [INFO ] After 173ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1478 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 908 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 800669 steps, run timeout after 3001 ms. (steps per millisecond=266 ) properties seen :{}
Probabilistic random walk after 800669 steps, saw 400428 distinct states, run finished after 3001 ms. (steps per millisecond=266 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:31:39] [INFO ] Computed 43 invariants in 16 ms
[2024-05-22 20:31:39] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:31:39] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:31:39] [INFO ] After 81ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:39] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:31:39] [INFO ] After 239ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:31:39] [INFO ] After 258ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2024-05-22 20:31:39] [INFO ] After 417ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 79 place count 225 transition count 219
Applied a total of 79 rules in 10 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1427 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 901 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 829943 steps, run timeout after 3001 ms. (steps per millisecond=276 ) properties seen :{}
Probabilistic random walk after 829943 steps, saw 415064 distinct states, run finished after 3002 ms. (steps per millisecond=276 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:31:43] [INFO ] Computed 43 invariants in 19 ms
[2024-05-22 20:31:43] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2024-05-22 20:31:43] [INFO ] [Real]Absence check using 5 positive and 38 generalized place invariants in 9 ms returned sat
[2024-05-22 20:31:43] [INFO ] After 107ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:43] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:43] [INFO ] After 44ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:31:43] [INFO ] After 66ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:31:43] [INFO ] After 250ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 4 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:31:43] [INFO ] Invariant cache hit.
[2024-05-22 20:31:43] [INFO ] Implicit Places using invariants in 162 ms returned [43, 48, 69, 74, 94, 100, 121, 147, 152, 173, 179]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 162 ms to find 11 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 214/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 214 transition count 214
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 209 transition count 214
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 209 transition count 214
Applied a total of 11 rules in 7 ms. Remains 209 /214 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 209 cols
[2024-05-22 20:31:43] [INFO ] Computed 32 invariants in 10 ms
[2024-05-22 20:31:43] [INFO ] Implicit Places using invariants in 128 ms returned []
[2024-05-22 20:31:43] [INFO ] Invariant cache hit.
[2024-05-22 20:31:43] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:44] [INFO ] Implicit Places using invariants and state equation in 1213 ms returned []
Implicit Place search using SMT with State Equation took 1350 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 209/225 places, 214/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1523 ms. Remains : 209/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1462 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 903 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 818105 steps, run timeout after 3001 ms. (steps per millisecond=272 ) properties seen :{}
Probabilistic random walk after 818105 steps, saw 409146 distinct states, run finished after 3001 ms. (steps per millisecond=272 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:31:47] [INFO ] Invariant cache hit.
[2024-05-22 20:31:47] [INFO ] [Real]Absence check using 14 positive place invariants in 14 ms returned sat
[2024-05-22 20:31:47] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 4 ms returned sat
[2024-05-22 20:31:47] [INFO ] After 99ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:47] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:48] [INFO ] After 168ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:48] [INFO ] After 334ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:48] [INFO ] [Nat]Absence check using 14 positive place invariants in 12 ms returned sat
[2024-05-22 20:31:48] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:31:48] [INFO ] After 102ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:48] [INFO ] After 86ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:48] [INFO ] After 100ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2024-05-22 20:31:48] [INFO ] After 295ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 209 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 214/214 transitions.
Applied a total of 0 rules in 2 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 209/209 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 209/209 places, 214/214 transitions.
Applied a total of 0 rules in 2 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:31:48] [INFO ] Invariant cache hit.
[2024-05-22 20:31:48] [INFO ] Implicit Places using invariants in 117 ms returned []
[2024-05-22 20:31:48] [INFO ] Invariant cache hit.
[2024-05-22 20:31:48] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:49] [INFO ] Implicit Places using invariants and state equation in 1242 ms returned []
Implicit Place search using SMT with State Equation took 1360 ms to find 0 implicit places.
[2024-05-22 20:31:49] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:31:49] [INFO ] Invariant cache hit.
[2024-05-22 20:31:49] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1469 ms. Remains : 209/209 places, 214/214 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 209 transition count 196
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 191 transition count 196
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 44 place count 183 transition count 188
Iterating global reduction 0 with 8 rules applied. Total rules applied 52 place count 183 transition count 188
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 54 place count 182 transition count 187
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 182 transition count 185
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 180 transition count 185
Applied a total of 58 rules in 10 ms. Remains 180 /209 variables (removed 29) and now considering 185/214 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 185 rows 180 cols
[2024-05-22 20:31:49] [INFO ] Computed 32 invariants in 11 ms
[2024-05-22 20:31:49] [INFO ] [Real]Absence check using 14 positive place invariants in 8 ms returned sat
[2024-05-22 20:31:49] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:31:50] [INFO ] After 83ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:50] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:31:50] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:31:50] [INFO ] Deduced a trap composed of 25 places in 37 ms of which 0 ms to minimize.
[2024-05-22 20:31:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 60 ms
[2024-05-22 20:31:50] [INFO ] After 73ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:50] [INFO ] After 208ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:50] [INFO ] [Nat]Absence check using 14 positive place invariants in 8 ms returned sat
[2024-05-22 20:31:50] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 7 ms returned sat
[2024-05-22 20:31:50] [INFO ] After 79ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:50] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:50] [INFO ] Deduced a trap composed of 25 places in 35 ms of which 1 ms to minimize.
[2024-05-22 20:31:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 56 ms
[2024-05-22 20:31:50] [INFO ] After 71ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:31:50] [INFO ] After 213ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1428 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 927 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 794489 steps, run timeout after 3001 ms. (steps per millisecond=264 ) properties seen :{}
Probabilistic random walk after 794489 steps, saw 397331 distinct states, run finished after 3001 ms. (steps per millisecond=264 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:31:53] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:31:53] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:31:53] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:31:53] [INFO ] After 157ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:53] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:31:53] [INFO ] After 93ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:53] [INFO ] After 310ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:53] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:31:53] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2024-05-22 20:31:53] [INFO ] After 152ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:54] [INFO ] After 126ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:54] [INFO ] Deduced a trap composed of 24 places in 45 ms of which 1 ms to minimize.
[2024-05-22 20:31:54] [INFO ] Deduced a trap composed of 24 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:31:54] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 1 ms to minimize.
[2024-05-22 20:31:54] [INFO ] Deduced a trap composed of 15 places in 39 ms of which 0 ms to minimize.
[2024-05-22 20:31:54] [INFO ] Deduced a trap composed of 16 places in 43 ms of which 0 ms to minimize.
[2024-05-22 20:31:54] [INFO ] Deduced a trap composed of 13 places in 47 ms of which 0 ms to minimize.
[2024-05-22 20:31:54] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 338 ms
[2024-05-22 20:31:54] [INFO ] After 474ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:31:54] [INFO ] After 698ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 80 place count 224 transition count 218
Applied a total of 80 rules in 15 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1427 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 930 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 818764 steps, run timeout after 3001 ms. (steps per millisecond=272 ) properties seen :{}
Probabilistic random walk after 818764 steps, saw 409479 distinct states, run finished after 3001 ms. (steps per millisecond=272 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:31:57] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:31:57] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:31:57] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2024-05-22 20:31:57] [INFO ] After 94ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:31:57] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:31:57] [INFO ] After 161ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:57] [INFO ] After 315ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:31:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:31:57] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 18 ms returned sat
[2024-05-22 20:31:57] [INFO ] After 91ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:58] [INFO ] After 107ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:31:58] [INFO ] Deduced a trap composed of 68 places in 74 ms of which 0 ms to minimize.
[2024-05-22 20:31:58] [INFO ] Deduced a trap composed of 22 places in 78 ms of which 1 ms to minimize.
[2024-05-22 20:31:58] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 203 ms
[2024-05-22 20:31:58] [INFO ] After 321ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:31:58] [INFO ] After 490ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 5 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:31:58] [INFO ] Invariant cache hit.
[2024-05-22 20:31:58] [INFO ] Implicit Places using invariants in 199 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 199 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 212 transition count 213
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 207 transition count 213
Applied a total of 10 rules in 6 ms. Remains 207 /212 variables (removed 5) and now considering 213/218 (removed 5) transitions.
// Phase 1: matrix 213 rows 207 cols
[2024-05-22 20:31:58] [INFO ] Computed 31 invariants in 9 ms
[2024-05-22 20:31:58] [INFO ] Implicit Places using invariants in 137 ms returned []
[2024-05-22 20:31:58] [INFO ] Invariant cache hit.
[2024-05-22 20:31:58] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:00] [INFO ] Implicit Places using invariants and state equation in 1467 ms returned []
Implicit Place search using SMT with State Equation took 1618 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 207/224 places, 213/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1827 ms. Remains : 207/224 places, 213/218 transitions.
Incomplete random walk after 10000 steps, including 1428 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 926 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 825161 steps, run timeout after 3001 ms. (steps per millisecond=274 ) properties seen :{}
Probabilistic random walk after 825161 steps, saw 412678 distinct states, run finished after 3001 ms. (steps per millisecond=274 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:32:03] [INFO ] Invariant cache hit.
[2024-05-22 20:32:03] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2024-05-22 20:32:03] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:32:03] [INFO ] After 133ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:32:03] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:03] [INFO ] After 79ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:03] [INFO ] After 271ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2024-05-22 20:32:03] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:32:03] [INFO ] After 134ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:03] [INFO ] After 73ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:03] [INFO ] Deduced a trap composed of 26 places in 65 ms of which 1 ms to minimize.
[2024-05-22 20:32:03] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:32:03] [INFO ] Deduced a trap composed of 15 places in 40 ms of which 0 ms to minimize.
[2024-05-22 20:32:03] [INFO ] Deduced a trap composed of 16 places in 41 ms of which 0 ms to minimize.
[2024-05-22 20:32:03] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 235 ms
[2024-05-22 20:32:03] [INFO ] After 325ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:32:03] [INFO ] After 525ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 207 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 213/213 transitions.
Applied a total of 0 rules in 3 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 207/207 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 213/213 transitions.
Applied a total of 0 rules in 2 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2024-05-22 20:32:03] [INFO ] Invariant cache hit.
[2024-05-22 20:32:04] [INFO ] Implicit Places using invariants in 124 ms returned []
[2024-05-22 20:32:04] [INFO ] Invariant cache hit.
[2024-05-22 20:32:04] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:05] [INFO ] Implicit Places using invariants and state equation in 1604 ms returned []
Implicit Place search using SMT with State Equation took 1735 ms to find 0 implicit places.
[2024-05-22 20:32:05] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 20:32:05] [INFO ] Invariant cache hit.
[2024-05-22 20:32:05] [INFO ] Dead Transitions using invariants and state equation in 100 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1850 ms. Remains : 207/207 places, 213/213 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 207 transition count 195
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 180 transition count 186
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 56 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 177 transition count 183
Applied a total of 60 rules in 10 ms. Remains 177 /207 variables (removed 30) and now considering 183/213 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:32:05] [INFO ] Computed 31 invariants in 8 ms
[2024-05-22 20:32:05] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:32:05] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:32:05] [INFO ] After 92ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:32:05] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:32:05] [INFO ] After 13ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:05] [INFO ] After 151ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:32:06] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:32:06] [INFO ] After 95ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:06] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:06] [INFO ] Deduced a trap composed of 14 places in 48 ms of which 1 ms to minimize.
[2024-05-22 20:32:06] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 0 ms to minimize.
[2024-05-22 20:32:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 101 ms
[2024-05-22 20:32:06] [INFO ] After 114ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:32:06] [INFO ] After 262ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1434 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 925 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 795725 steps, run timeout after 3001 ms. (steps per millisecond=265 ) properties seen :{}
Probabilistic random walk after 795725 steps, saw 397957 distinct states, run finished after 3001 ms. (steps per millisecond=265 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:32:09] [INFO ] Computed 43 invariants in 11 ms
[2024-05-22 20:32:09] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:32:09] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:32:09] [INFO ] After 163ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:09] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:32:09] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:32:09] [INFO ] After 113ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:09] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:32:09] [INFO ] After 39ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:09] [INFO ] Deduced a trap composed of 20 places in 49 ms of which 0 ms to minimize.
[2024-05-22 20:32:09] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 1 ms to minimize.
[2024-05-22 20:32:09] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 0 ms to minimize.
[2024-05-22 20:32:09] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:32:09] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 231 ms
[2024-05-22 20:32:09] [INFO ] After 279ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:32:09] [INFO ] After 456ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 80 place count 224 transition count 218
Applied a total of 80 rules in 12 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1449 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 924 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 826936 steps, run timeout after 3001 ms. (steps per millisecond=275 ) properties seen :{}
Probabilistic random walk after 826936 steps, saw 413560 distinct states, run finished after 3001 ms. (steps per millisecond=275 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:32:12] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:32:12] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:32:13] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 13 ms returned sat
[2024-05-22 20:32:13] [INFO ] After 102ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:32:13] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:13] [INFO ] After 68ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:13] [INFO ] After 238ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:13] [INFO ] [Nat]Absence check using 7 positive place invariants in 8 ms returned sat
[2024-05-22 20:32:13] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 14 ms returned sat
[2024-05-22 20:32:13] [INFO ] After 100ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:13] [INFO ] After 134ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:13] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 0 ms to minimize.
[2024-05-22 20:32:13] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 1 ms to minimize.
[2024-05-22 20:32:13] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 128 ms
[2024-05-22 20:32:13] [INFO ] After 281ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2024-05-22 20:32:13] [INFO ] After 460ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 4 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 2 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:32:13] [INFO ] Invariant cache hit.
[2024-05-22 20:32:13] [INFO ] Implicit Places using invariants in 196 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 197 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 7 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:32:13] [INFO ] Computed 31 invariants in 11 ms
[2024-05-22 20:32:13] [INFO ] Implicit Places using invariants in 133 ms returned []
[2024-05-22 20:32:13] [INFO ] Invariant cache hit.
[2024-05-22 20:32:14] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:15] [INFO ] Implicit Places using invariants and state equation in 1387 ms returned []
Implicit Place search using SMT with State Equation took 1523 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1731 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1418 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 891 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 840773 steps, run timeout after 3001 ms. (steps per millisecond=280 ) properties seen :{}
Probabilistic random walk after 840773 steps, saw 420476 distinct states, run finished after 3001 ms. (steps per millisecond=280 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:32:18] [INFO ] Invariant cache hit.
[2024-05-22 20:32:18] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:32:18] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:32:18] [INFO ] After 89ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:32:18] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:18] [INFO ] After 70ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:18] [INFO ] After 222ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2024-05-22 20:32:18] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:32:18] [INFO ] After 89ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:18] [INFO ] After 152ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:18] [INFO ] Deduced a trap composed of 18 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:32:19] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 0 ms to minimize.
[2024-05-22 20:32:19] [INFO ] Deduced a trap composed of 19 places in 37 ms of which 0 ms to minimize.
[2024-05-22 20:32:19] [INFO ] Deduced a trap composed of 16 places in 44 ms of which 0 ms to minimize.
[2024-05-22 20:32:19] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 218 ms
[2024-05-22 20:32:19] [INFO ] After 383ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:32:19] [INFO ] After 545ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:32:19] [INFO ] Invariant cache hit.
[2024-05-22 20:32:19] [INFO ] Implicit Places using invariants in 122 ms returned []
[2024-05-22 20:32:19] [INFO ] Invariant cache hit.
[2024-05-22 20:32:19] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:20] [INFO ] Implicit Places using invariants and state equation in 1328 ms returned []
Implicit Place search using SMT with State Equation took 1450 ms to find 0 implicit places.
[2024-05-22 20:32:20] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:32:20] [INFO ] Invariant cache hit.
[2024-05-22 20:32:20] [INFO ] Dead Transitions using invariants and state equation in 91 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1551 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 8 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:32:20] [INFO ] Computed 31 invariants in 9 ms
[2024-05-22 20:32:20] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:32:20] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:32:20] [INFO ] After 81ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:32:20] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:32:20] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:32:20] [INFO ] Deduced a trap composed of 38 places in 41 ms of which 0 ms to minimize.
[2024-05-22 20:32:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 53 ms
[2024-05-22 20:32:20] [INFO ] After 68ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:20] [INFO ] After 194ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:32:21] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:32:21] [INFO ] After 77ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:21] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:21] [INFO ] Deduced a trap composed of 38 places in 42 ms of which 0 ms to minimize.
[2024-05-22 20:32:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 56 ms
[2024-05-22 20:32:21] [INFO ] After 68ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2024-05-22 20:32:21] [INFO ] After 202ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1430 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 909 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 813704 steps, run timeout after 3001 ms. (steps per millisecond=271 ) properties seen :{}
Probabilistic random walk after 813704 steps, saw 406946 distinct states, run finished after 3001 ms. (steps per millisecond=271 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:32:24] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:32:24] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:32:24] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:32:24] [INFO ] After 109ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:32:24] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:32:24] [INFO ] After 111ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:32:24] [INFO ] After 131ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:32:24] [INFO ] After 300ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 80 place count 224 transition count 218
Applied a total of 80 rules in 11 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1437 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 935 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 830319 steps, run timeout after 3001 ms. (steps per millisecond=276 ) properties seen :{}
Probabilistic random walk after 830319 steps, saw 415254 distinct states, run finished after 3001 ms. (steps per millisecond=276 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:32:27] [INFO ] Computed 43 invariants in 19 ms
[2024-05-22 20:32:27] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:32:27] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:32:27] [INFO ] After 88ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:32:27] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:27] [INFO ] After 58ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:27] [INFO ] After 214ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:27] [INFO ] [Nat]Absence check using 7 positive place invariants in 8 ms returned sat
[2024-05-22 20:32:27] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 12 ms returned sat
[2024-05-22 20:32:27] [INFO ] After 86ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:27] [INFO ] After 57ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:28] [INFO ] After 75ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:32:28] [INFO ] After 243ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 4 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:32:28] [INFO ] Invariant cache hit.
[2024-05-22 20:32:28] [INFO ] Implicit Places using invariants in 197 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 198 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:32:28] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:32:28] [INFO ] Implicit Places using invariants in 133 ms returned []
[2024-05-22 20:32:28] [INFO ] Invariant cache hit.
[2024-05-22 20:32:28] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:29] [INFO ] Implicit Places using invariants and state equation in 1300 ms returned []
Implicit Place search using SMT with State Equation took 1434 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1641 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1463 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 918 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 819597 steps, run timeout after 3001 ms. (steps per millisecond=273 ) properties seen :{}
Probabilistic random walk after 819597 steps, saw 409886 distinct states, run finished after 3001 ms. (steps per millisecond=273 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:32:32] [INFO ] Invariant cache hit.
[2024-05-22 20:32:32] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:32:32] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:32:32] [INFO ] After 99ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:32:32] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:32] [INFO ] After 57ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:32:32] [INFO ] After 74ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 18 ms.
[2024-05-22 20:32:32] [INFO ] After 258ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:32:32] [INFO ] Invariant cache hit.
[2024-05-22 20:32:33] [INFO ] Implicit Places using invariants in 120 ms returned []
[2024-05-22 20:32:33] [INFO ] Invariant cache hit.
[2024-05-22 20:32:33] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:34] [INFO ] Implicit Places using invariants and state equation in 1310 ms returned []
Implicit Place search using SMT with State Equation took 1431 ms to find 0 implicit places.
[2024-05-22 20:32:34] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:32:34] [INFO ] Invariant cache hit.
[2024-05-22 20:32:34] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1541 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 9 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:32:34] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:32:34] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:32:34] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:32:34] [INFO ] After 95ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:32:34] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:32:34] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:32:34] [INFO ] After 19ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2024-05-22 20:32:34] [INFO ] After 174ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1400 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 915 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 793836 steps, run timeout after 3001 ms. (steps per millisecond=264 ) properties seen :{}
Probabilistic random walk after 793836 steps, saw 397001 distinct states, run finished after 3001 ms. (steps per millisecond=264 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:32:37] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:32:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:32:37] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 9 ms returned sat
[2024-05-22 20:32:37] [INFO ] After 97ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:32:37] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:32:37] [INFO ] After 79ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:37] [INFO ] After 231ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:38] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:32:38] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:32:38] [INFO ] After 96ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:38] [INFO ] After 66ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:38] [INFO ] After 88ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2024-05-22 20:32:38] [INFO ] After 259ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 78 place count 225 transition count 219
Applied a total of 78 rules in 13 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1434 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 863 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 817116 steps, run timeout after 3001 ms. (steps per millisecond=272 ) properties seen :{}
Probabilistic random walk after 817116 steps, saw 408653 distinct states, run finished after 3001 ms. (steps per millisecond=272 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:32:41] [INFO ] Computed 43 invariants in 12 ms
[2024-05-22 20:32:41] [INFO ] [Real]Absence check using 5 positive place invariants in 7 ms returned sat
[2024-05-22 20:32:41] [INFO ] [Real]Absence check using 5 positive and 38 generalized place invariants in 9 ms returned sat
[2024-05-22 20:32:41] [INFO ] After 92ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:32:41] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:41] [INFO ] After 61ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:41] [INFO ] After 221ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:41] [INFO ] [Nat]Absence check using 5 positive place invariants in 6 ms returned sat
[2024-05-22 20:32:41] [INFO ] [Nat]Absence check using 5 positive and 38 generalized place invariants in 10 ms returned sat
[2024-05-22 20:32:41] [INFO ] After 91ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:41] [INFO ] After 63ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:41] [INFO ] After 85ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2024-05-22 20:32:41] [INFO ] After 253ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:32:41] [INFO ] Invariant cache hit.
[2024-05-22 20:32:41] [INFO ] Implicit Places using invariants in 159 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 147, 152, 173, 179]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 159 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 213/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 5 place count 213 transition count 214
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 10 place count 208 transition count 214
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 12 place count 208 transition count 214
Applied a total of 12 rules in 8 ms. Remains 208 /213 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 208 cols
[2024-05-22 20:32:41] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:32:42] [INFO ] Implicit Places using invariants in 124 ms returned []
[2024-05-22 20:32:42] [INFO ] Invariant cache hit.
[2024-05-22 20:32:42] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:43] [INFO ] Implicit Places using invariants and state equation in 1615 ms returned []
Implicit Place search using SMT with State Equation took 1741 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 208/225 places, 214/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1911 ms. Remains : 208/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1433 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 908 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 831923 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :{}
Probabilistic random walk after 831923 steps, saw 416058 distinct states, run finished after 3001 ms. (steps per millisecond=277 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:32:46] [INFO ] Invariant cache hit.
[2024-05-22 20:32:46] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2024-05-22 20:32:46] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:32:46] [INFO ] After 120ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:32:46] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:46] [INFO ] After 80ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:46] [INFO ] After 267ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2024-05-22 20:32:47] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:32:47] [INFO ] After 112ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:47] [INFO ] After 88ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:47] [INFO ] After 106ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:32:47] [INFO ] After 287ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 1 out of 208 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 4 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 208/208 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 208/208 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 20:32:47] [INFO ] Invariant cache hit.
[2024-05-22 20:32:47] [INFO ] Implicit Places using invariants in 117 ms returned []
[2024-05-22 20:32:47] [INFO ] Invariant cache hit.
[2024-05-22 20:32:47] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:48] [INFO ] Implicit Places using invariants and state equation in 1396 ms returned []
Implicit Place search using SMT with State Equation took 1515 ms to find 0 implicit places.
[2024-05-22 20:32:48] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:32:48] [INFO ] Invariant cache hit.
[2024-05-22 20:32:48] [INFO ] Dead Transitions using invariants and state equation in 107 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1633 ms. Remains : 208/208 places, 214/214 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 208 transition count 196
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 190 transition count 196
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 181 transition count 187
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 181 transition count 187
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 56 place count 180 transition count 186
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 180 transition count 184
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 178 transition count 184
Applied a total of 60 rules in 9 ms. Remains 178 /208 variables (removed 30) and now considering 184/214 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 184 rows 178 cols
[2024-05-22 20:32:48] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:32:48] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:32:48] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:32:49] [INFO ] After 79ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:32:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:32:49] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:32:49] [INFO ] Deduced a trap composed of 10 places in 44 ms of which 0 ms to minimize.
[2024-05-22 20:32:49] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 1 ms to minimize.
[2024-05-22 20:32:49] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 111 ms
[2024-05-22 20:32:49] [INFO ] After 125ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:49] [INFO ] After 249ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:32:49] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:32:49] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:49] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:49] [INFO ] Deduced a trap composed of 10 places in 52 ms of which 0 ms to minimize.
[2024-05-22 20:32:49] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 0 ms to minimize.
[2024-05-22 20:32:49] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 114 ms
[2024-05-22 20:32:49] [INFO ] After 128ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2024-05-22 20:32:49] [INFO ] After 255ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1449 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 909 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 800363 steps, run timeout after 3001 ms. (steps per millisecond=266 ) properties seen :{}
Probabilistic random walk after 800363 steps, saw 400276 distinct states, run finished after 3001 ms. (steps per millisecond=266 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:32:52] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:32:52] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:32:52] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:32:52] [INFO ] After 146ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:32:52] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:32:52] [INFO ] After 117ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:52] [INFO ] After 324ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:52] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:32:52] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:32:52] [INFO ] After 142ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:53] [INFO ] After 136ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:53] [INFO ] After 192ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2024-05-22 20:32:53] [INFO ] After 407ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 13 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 10 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1416 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 922 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 819565 steps, run timeout after 3001 ms. (steps per millisecond=273 ) properties seen :{}
Probabilistic random walk after 819565 steps, saw 409877 distinct states, run finished after 3001 ms. (steps per millisecond=273 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:32:56] [INFO ] Computed 43 invariants in 12 ms
[2024-05-22 20:32:56] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:32:56] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:32:56] [INFO ] After 147ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:32:56] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:32:56] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:32:56] [INFO ] After 73ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:56] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:56] [INFO ] After 126ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:32:56] [INFO ] Deduced a trap composed of 24 places in 42 ms of which 0 ms to minimize.
[2024-05-22 20:32:56] [INFO ] Deduced a trap composed of 28 places in 41 ms of which 0 ms to minimize.
[2024-05-22 20:32:56] [INFO ] Deduced a trap composed of 22 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:32:56] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 1 ms to minimize.
[2024-05-22 20:32:56] [INFO ] Deduced a trap composed of 19 places in 43 ms of which 0 ms to minimize.
[2024-05-22 20:32:56] [INFO ] Deduced a trap composed of 17 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:32:57] [INFO ] Deduced a trap composed of 12 places in 49 ms of which 0 ms to minimize.
[2024-05-22 20:32:57] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 424 ms
[2024-05-22 20:32:57] [INFO ] After 561ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2024-05-22 20:32:57] [INFO ] After 704ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 32 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:32:57] [INFO ] Invariant cache hit.
[2024-05-22 20:32:57] [INFO ] Implicit Places using invariants in 198 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 200 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 8 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:32:57] [INFO ] Computed 31 invariants in 13 ms
[2024-05-22 20:32:57] [INFO ] Implicit Places using invariants in 137 ms returned []
[2024-05-22 20:32:57] [INFO ] Invariant cache hit.
[2024-05-22 20:32:57] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:32:58] [INFO ] Implicit Places using invariants and state equation in 1327 ms returned []
Implicit Place search using SMT with State Equation took 1465 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1677 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1433 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 936 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 814628 steps, run timeout after 3001 ms. (steps per millisecond=271 ) properties seen :{}
Probabilistic random walk after 814628 steps, saw 407402 distinct states, run finished after 3002 ms. (steps per millisecond=271 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:33:01] [INFO ] Invariant cache hit.
[2024-05-22 20:33:01] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:33:01] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:33:02] [INFO ] After 189ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:02] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:33:02] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:33:02] [INFO ] After 119ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:02] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:33:02] [INFO ] After 63ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:02] [INFO ] After 82ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:33:02] [INFO ] After 263ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 4 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:33:02] [INFO ] Invariant cache hit.
[2024-05-22 20:33:02] [INFO ] Implicit Places using invariants in 126 ms returned []
[2024-05-22 20:33:02] [INFO ] Invariant cache hit.
[2024-05-22 20:33:02] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:33:03] [INFO ] Implicit Places using invariants and state equation in 1497 ms returned []
Implicit Place search using SMT with State Equation took 1624 ms to find 0 implicit places.
[2024-05-22 20:33:03] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:33:03] [INFO ] Invariant cache hit.
[2024-05-22 20:33:04] [INFO ] Dead Transitions using invariants and state equation in 108 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1742 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 10 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:33:04] [INFO ] Computed 31 invariants in 9 ms
[2024-05-22 20:33:04] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:33:04] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 4 ms returned sat
[2024-05-22 20:33:04] [INFO ] After 122ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-05-22 20:33:04] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:33:04] [INFO ] After 124ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:04] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:33:04] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:04] [INFO ] After 20ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2024-05-22 20:33:04] [INFO ] After 207ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1467 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 900 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 797638 steps, run timeout after 3001 ms. (steps per millisecond=265 ) properties seen :{}
Probabilistic random walk after 797638 steps, saw 398913 distinct states, run finished after 3001 ms. (steps per millisecond=265 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:33:07] [INFO ] Computed 43 invariants in 16 ms
[2024-05-22 20:33:07] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:33:07] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:33:07] [INFO ] After 138ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:33:07] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:33:07] [INFO ] After 66ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:07] [INFO ] After 265ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:07] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:33:07] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:33:07] [INFO ] After 136ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:07] [INFO ] After 71ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:07] [INFO ] After 91ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2024-05-22 20:33:07] [INFO ] After 305ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 12 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 26 times.
Iterating global reduction 1 with 26 rules applied. Total rules applied 28 place count 251 transition count 219
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 54 place count 225 transition count 219
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 79 place count 225 transition count 219
Applied a total of 79 rules in 10 ms. Remains 225 /252 variables (removed 27) and now considering 219/246 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1430 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 921 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 812596 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :{}
Probabilistic random walk after 812596 steps, saw 406390 distinct states, run finished after 3001 ms. (steps per millisecond=270 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2024-05-22 20:33:11] [INFO ] Computed 43 invariants in 15 ms
[2024-05-22 20:33:11] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-22 20:33:11] [INFO ] [Real]Absence check using 5 positive and 38 generalized place invariants in 9 ms returned sat
[2024-05-22 20:33:11] [INFO ] After 179ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:11] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-22 20:33:11] [INFO ] [Nat]Absence check using 5 positive and 38 generalized place invariants in 9 ms returned sat
[2024-05-22 20:33:11] [INFO ] After 110ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:11] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:33:11] [INFO ] After 141ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:11] [INFO ] After 165ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:33:11] [INFO ] After 343ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 10 ms.
Support contains 1 out of 225 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 225/225 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 225/225 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-22 20:33:11] [INFO ] Invariant cache hit.
[2024-05-22 20:33:11] [INFO ] Implicit Places using invariants in 203 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 147, 152, 173, 179]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 203 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 213/225 places, 219/219 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 213 transition count 213
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 207 transition count 213
Applied a total of 12 rules in 7 ms. Remains 207 /213 variables (removed 6) and now considering 213/219 (removed 6) transitions.
// Phase 1: matrix 213 rows 207 cols
[2024-05-22 20:33:11] [INFO ] Computed 31 invariants in 13 ms
[2024-05-22 20:33:11] [INFO ] Implicit Places using invariants in 139 ms returned []
[2024-05-22 20:33:11] [INFO ] Invariant cache hit.
[2024-05-22 20:33:12] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:33:13] [INFO ] Implicit Places using invariants and state equation in 1684 ms returned []
Implicit Place search using SMT with State Equation took 1825 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 207/225 places, 213/219 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2039 ms. Remains : 207/225 places, 213/219 transitions.
Incomplete random walk after 10000 steps, including 1466 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 910 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 799303 steps, run timeout after 3001 ms. (steps per millisecond=266 ) properties seen :{}
Probabilistic random walk after 799303 steps, saw 399749 distinct states, run finished after 3001 ms. (steps per millisecond=266 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:33:16] [INFO ] Invariant cache hit.
[2024-05-22 20:33:16] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:33:16] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2024-05-22 20:33:16] [INFO ] After 81ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:33:16] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:33:16] [INFO ] After 86ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:16] [INFO ] After 228ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:33:16] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:33:17] [INFO ] After 81ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:17] [INFO ] After 83ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:17] [INFO ] After 100ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2024-05-22 20:33:17] [INFO ] After 242ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 ms.
Support contains 1 out of 207 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 213/213 transitions.
Applied a total of 0 rules in 4 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 207/207 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 213/213 transitions.
Applied a total of 0 rules in 2 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2024-05-22 20:33:17] [INFO ] Invariant cache hit.
[2024-05-22 20:33:17] [INFO ] Implicit Places using invariants in 128 ms returned []
[2024-05-22 20:33:17] [INFO ] Invariant cache hit.
[2024-05-22 20:33:17] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:33:18] [INFO ] Implicit Places using invariants and state equation in 1464 ms returned []
Implicit Place search using SMT with State Equation took 1594 ms to find 0 implicit places.
[2024-05-22 20:33:18] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:33:18] [INFO ] Invariant cache hit.
[2024-05-22 20:33:18] [INFO ] Dead Transitions using invariants and state equation in 107 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1712 ms. Remains : 207/207 places, 213/213 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 207 transition count 195
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 180 transition count 186
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 56 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 177 transition count 183
Applied a total of 60 rules in 10 ms. Remains 177 /207 variables (removed 30) and now considering 183/213 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:33:18] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:33:18] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:33:18] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 7 ms returned sat
[2024-05-22 20:33:18] [INFO ] After 66ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:33:18] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:33:18] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:33:19] [INFO ] Deduced a trap composed of 22 places in 41 ms of which 1 ms to minimize.
[2024-05-22 20:33:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 62 ms
[2024-05-22 20:33:19] [INFO ] After 73ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:19] [INFO ] After 193ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:33:19] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:33:19] [INFO ] After 66ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:19] [INFO ] After 7ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:19] [INFO ] Deduced a trap composed of 22 places in 41 ms of which 0 ms to minimize.
[2024-05-22 20:33:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 64 ms
[2024-05-22 20:33:19] [INFO ] After 78ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:33:19] [INFO ] After 202ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1441 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 899 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 786832 steps, run timeout after 3001 ms. (steps per millisecond=262 ) properties seen :{}
Probabilistic random walk after 786832 steps, saw 393502 distinct states, run finished after 3001 ms. (steps per millisecond=262 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:33:22] [INFO ] Computed 43 invariants in 11 ms
[2024-05-22 20:33:22] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:33:22] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:33:22] [INFO ] After 83ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:33:22] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:33:22] [INFO ] After 82ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:22] [INFO ] After 218ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:22] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:33:22] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 10 ms returned sat
[2024-05-22 20:33:22] [INFO ] After 81ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:22] [INFO ] After 73ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:22] [INFO ] After 94ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2024-05-22 20:33:22] [INFO ] After 253ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 2 with 25 rules applied. Total rules applied 81 place count 224 transition count 218
Applied a total of 81 rules in 10 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1421 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 892 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 799228 steps, run timeout after 3001 ms. (steps per millisecond=266 ) properties seen :{}
Probabilistic random walk after 799228 steps, saw 399707 distinct states, run finished after 3002 ms. (steps per millisecond=266 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:33:25] [INFO ] Computed 43 invariants in 18 ms
[2024-05-22 20:33:25] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:33:25] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 10 ms returned sat
[2024-05-22 20:33:25] [INFO ] After 81ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:33:25] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:33:26] [INFO ] After 84ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:26] [INFO ] After 229ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:26] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:33:26] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:33:26] [INFO ] After 82ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:26] [INFO ] After 96ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:26] [INFO ] After 114ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2024-05-22 20:33:26] [INFO ] After 278ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 11 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:33:26] [INFO ] Invariant cache hit.
[2024-05-22 20:33:26] [INFO ] Implicit Places using invariants in 204 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 205 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:33:26] [INFO ] Computed 31 invariants in 12 ms
[2024-05-22 20:33:26] [INFO ] Implicit Places using invariants in 138 ms returned []
[2024-05-22 20:33:26] [INFO ] Invariant cache hit.
[2024-05-22 20:33:26] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:33:28] [INFO ] Implicit Places using invariants and state equation in 1513 ms returned []
Implicit Place search using SMT with State Equation took 1662 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1877 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1424 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 926 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 828359 steps, run timeout after 3001 ms. (steps per millisecond=276 ) properties seen :{}
Probabilistic random walk after 828359 steps, saw 414268 distinct states, run finished after 3001 ms. (steps per millisecond=276 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:33:31] [INFO ] Invariant cache hit.
[2024-05-22 20:33:31] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-05-22 20:33:31] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:33:31] [INFO ] After 87ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:33:31] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:33:31] [INFO ] After 109ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:33:31] [INFO ] After 125ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:33:31] [INFO ] After 282ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 10 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:33:31] [INFO ] Invariant cache hit.
[2024-05-22 20:33:31] [INFO ] Implicit Places using invariants in 130 ms returned []
[2024-05-22 20:33:31] [INFO ] Invariant cache hit.
[2024-05-22 20:33:31] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:33:33] [INFO ] Implicit Places using invariants and state equation in 1607 ms returned []
Implicit Place search using SMT with State Equation took 1744 ms to find 0 implicit places.
[2024-05-22 20:33:33] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:33:33] [INFO ] Invariant cache hit.
[2024-05-22 20:33:33] [INFO ] Dead Transitions using invariants and state equation in 106 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1861 ms. Remains : 206/206 places, 212/212 transitions.
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 18 Pre rules applied. Total rules applied 0 place count 206 transition count 194
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 188 transition count 194
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 45 place count 179 transition count 185
Iterating global reduction 0 with 9 rules applied. Total rules applied 54 place count 179 transition count 185
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 56 place count 178 transition count 184
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 178 transition count 182
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 60 place count 176 transition count 182
Applied a total of 60 rules in 9 ms. Remains 176 /206 variables (removed 30) and now considering 182/212 (removed 30) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 182 rows 176 cols
[2024-05-22 20:33:33] [INFO ] Computed 31 invariants in 10 ms
[2024-05-22 20:33:33] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:33:33] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:33:33] [INFO ] After 72ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:33:33] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:33:33] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:33:33] [INFO ] Deduced a trap composed of 16 places in 36 ms of which 0 ms to minimize.
[2024-05-22 20:33:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 50 ms
[2024-05-22 20:33:33] [INFO ] After 63ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:33] [INFO ] After 181ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2024-05-22 20:33:33] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:33:33] [INFO ] After 69ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:33] [INFO ] After 8ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:33] [INFO ] Deduced a trap composed of 16 places in 44 ms of which 0 ms to minimize.
[2024-05-22 20:33:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 57 ms
[2024-05-22 20:33:33] [INFO ] After 72ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-22 20:33:33] [INFO ] After 196ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1459 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 908 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 802849 steps, run timeout after 3001 ms. (steps per millisecond=267 ) properties seen :{}
Probabilistic random walk after 802849 steps, saw 401518 distinct states, run finished after 3001 ms. (steps per millisecond=267 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:33:36] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:33:36] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-22 20:33:36] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 13 ms returned sat
[2024-05-22 20:33:37] [INFO ] After 120ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:33:37] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:33:37] [INFO ] After 60ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-22 20:33:37] [INFO ] Deduced a trap composed of 32 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:33:37] [INFO ] Deduced a trap composed of 34 places in 41 ms of which 0 ms to minimize.
[2024-05-22 20:33:37] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 118 ms
[2024-05-22 20:33:37] [INFO ] After 187ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:37] [INFO ] After 373ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:33:37] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:33:37] [INFO ] After 118ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:37] [INFO ] After 55ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:37] [INFO ] Deduced a trap composed of 32 places in 43 ms of which 1 ms to minimize.
[2024-05-22 20:33:37] [INFO ] Deduced a trap composed of 28 places in 37 ms of which 1 ms to minimize.
[2024-05-22 20:33:37] [INFO ] Deduced a trap composed of 28 places in 38 ms of which 0 ms to minimize.
[2024-05-22 20:33:37] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 1 ms to minimize.
[2024-05-22 20:33:37] [INFO ] Deduced a trap composed of 20 places in 37 ms of which 1 ms to minimize.
[2024-05-22 20:33:37] [INFO ] Deduced a trap composed of 19 places in 45 ms of which 0 ms to minimize.
[2024-05-22 20:33:37] [INFO ] Deduced a trap composed of 23 places in 38 ms of which 0 ms to minimize.
[2024-05-22 20:33:37] [INFO ] Deduced a trap composed of 12 places in 48 ms of which 1 ms to minimize.
[2024-05-22 20:33:37] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 464 ms
[2024-05-22 20:33:37] [INFO ] After 528ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2024-05-22 20:33:37] [INFO ] After 706ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 11 ms.
Support contains 1 out of 252 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 252/252 places, 246/246 transitions.
Graph (complete) has 834 edges and 252 vertex of which 251 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 251 transition count 245
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 1 with 27 rules applied. Total rules applied 29 place count 251 transition count 218
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 224 transition count 218
Partial Free-agglomeration rule applied 24 times.
Drop transitions removed 24 transitions
Iterating global reduction 2 with 24 rules applied. Total rules applied 80 place count 224 transition count 218
Applied a total of 80 rules in 11 ms. Remains 224 /252 variables (removed 28) and now considering 218/246 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1455 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 867 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 825124 steps, run timeout after 3001 ms. (steps per millisecond=274 ) properties seen :{}
Probabilistic random walk after 825124 steps, saw 412657 distinct states, run finished after 3001 ms. (steps per millisecond=274 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2024-05-22 20:33:40] [INFO ] Computed 43 invariants in 17 ms
[2024-05-22 20:33:41] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2024-05-22 20:33:41] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 18 ms returned sat
[2024-05-22 20:33:41] [INFO ] After 79ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:33:41] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:33:41] [INFO ] After 66ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:41] [INFO ] After 213ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:41] [INFO ] [Nat]Absence check using 7 positive place invariants in 8 ms returned sat
[2024-05-22 20:33:41] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 9 ms returned sat
[2024-05-22 20:33:41] [INFO ] After 80ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:41] [INFO ] After 110ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:41] [INFO ] Deduced a trap composed of 28 places in 35 ms of which 0 ms to minimize.
[2024-05-22 20:33:41] [INFO ] Deduced a trap composed of 18 places in 36 ms of which 0 ms to minimize.
[2024-05-22 20:33:41] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 0 ms to minimize.
[2024-05-22 20:33:41] [INFO ] Deduced a trap composed of 17 places in 43 ms of which 0 ms to minimize.
[2024-05-22 20:33:41] [INFO ] Deduced a trap composed of 12 places in 47 ms of which 0 ms to minimize.
[2024-05-22 20:33:41] [INFO ] Deduced a trap composed of 13 places in 48 ms of which 0 ms to minimize.
[2024-05-22 20:33:41] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 345 ms
[2024-05-22 20:33:41] [INFO ] After 465ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 18 ms.
[2024-05-22 20:33:41] [INFO ] After 633ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 12 ms.
Support contains 1 out of 224 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 224/224 places, 218/218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 224/224 places, 218/218 transitions.
Applied a total of 0 rules in 3 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2024-05-22 20:33:41] [INFO ] Invariant cache hit.
[2024-05-22 20:33:42] [INFO ] Implicit Places using invariants in 198 ms returned [43, 48, 69, 74, 94, 100, 121, 126, 146, 151, 172, 178]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 199 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 212/224 places, 218/218 transitions.
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 212 transition count 212
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 206 transition count 212
Applied a total of 12 rules in 6 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2024-05-22 20:33:42] [INFO ] Computed 31 invariants in 9 ms
[2024-05-22 20:33:42] [INFO ] Implicit Places using invariants in 135 ms returned []
[2024-05-22 20:33:42] [INFO ] Invariant cache hit.
[2024-05-22 20:33:42] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:33:43] [INFO ] Implicit Places using invariants and state equation in 1274 ms returned []
Implicit Place search using SMT with State Equation took 1424 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 206/224 places, 212/218 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1634 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1419 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 926 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 816919 steps, run timeout after 3001 ms. (steps per millisecond=272 ) properties seen :{}
Probabilistic random walk after 816919 steps, saw 408548 distinct states, run finished after 3001 ms. (steps per millisecond=272 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-22 20:33:46] [INFO ] Invariant cache hit.
[2024-05-22 20:33:46] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-05-22 20:33:46] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:33:46] [INFO ] After 103ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:33:46] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:33:46] [INFO ] After 77ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:46] [INFO ] After 233ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2024-05-22 20:33:46] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:33:46] [INFO ] After 99ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:47] [INFO ] After 124ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:47] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 1 ms to minimize.
[2024-05-22 20:33:47] [INFO ] Deduced a trap composed of 22 places in 36 ms of which 0 ms to minimize.
[2024-05-22 20:33:47] [INFO ] Deduced a trap composed of 19 places in 37 ms of which 1 ms to minimize.
[2024-05-22 20:33:47] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 0 ms to minimize.
[2024-05-22 20:33:47] [INFO ] Deduced a trap composed of 16 places in 41 ms of which 0 ms to minimize.
[2024-05-22 20:33:47] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 256 ms
[2024-05-22 20:33:47] [INFO ] After 389ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 22 ms.
[2024-05-22 20:33:47] [INFO ] After 565ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 10 ms.
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 206/206 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 206/206 places, 212/212 transitions.
Applied a total of 0 rules in 2 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2024-05-22 20:33:47] [INFO ] Invariant cache hit.
[2024-05-22 20:33:47] [INFO ] Implicit Places using invariants in 123 ms returned []
[2024-05-22 20:33:47] [INFO ] Invariant cache hit.
[2024-05-22 20:33:47] [INFO ] State equation strengthened by 38 read => feed constraints.
[2024-05-22 20:33:48] [INFO ] Implicit Places using invariants and state equation in 1511 ms returned []
Implicit Place search using SMT with State Equation took 1648 ms to find 0 implicit places.
[2024-05-22 20:33:48] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-22 20:33:48] [INFO ] Invariant cache hit.
[2024-05-22 20:33:49] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1759 ms. Remains : 206/206 places, 212/212 transitions.
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 17 Pre rules applied. Total rules applied 0 place count 206 transition count 195
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 0 with 34 rules applied. Total rules applied 34 place count 189 transition count 195
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 180 transition count 186
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 180 transition count 186
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 54 place count 179 transition count 185
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 56 place count 179 transition count 183
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 177 transition count 183
Applied a total of 58 rules in 10 ms. Remains 177 /206 variables (removed 29) and now considering 183/212 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 183 rows 177 cols
[2024-05-22 20:33:49] [INFO ] Computed 31 invariants in 12 ms
[2024-05-22 20:33:49] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-05-22 20:33:49] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 3 ms returned sat
[2024-05-22 20:33:49] [INFO ] After 89ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:33:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-22 20:33:49] [INFO ] After 6ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:49] [INFO ] After 145ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-05-22 20:33:49] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 2 ms returned sat
[2024-05-22 20:33:49] [INFO ] After 137ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:49] [INFO ] After 13ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:49] [INFO ] After 26ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2024-05-22 20:33:49] [INFO ] After 221ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1427 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 917 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 766308 steps, run timeout after 3001 ms. (steps per millisecond=255 ) properties seen :{}
Probabilistic random walk after 766308 steps, saw 383242 distinct states, run finished after 3001 ms. (steps per millisecond=255 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2024-05-22 20:33:52] [INFO ] Computed 43 invariants in 16 ms
[2024-05-22 20:33:52] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:33:52] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:33:52] [INFO ] After 122ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-22 20:33:52] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-22 20:33:52] [INFO ] After 96ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:52] [INFO ] After 275ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 20:33:52] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-22 20:33:52] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 8 ms returned sat
[2024-05-22 20:33:52] [INFO ] After 121ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:53] [INFO ] After 147ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-22 20:33:53] [INFO ] Deduced a trap composed of 32 places in 38 ms of which 0 ms to minimize.
[2024-05-22 20:33:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 58 ms

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