Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r147-smll-167819433900297.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
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 r147-smll-167819433900297
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 596K
-rw-r--r-- 1 mcc users 7.2K Feb 26 13:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K Feb 26 13:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Feb 26 13:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Feb 26 13:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 16:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.2K Feb 26 13:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 95K Feb 26 13:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Feb 26 13:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 83K Feb 26 13:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:01 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:01 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 169K Mar 5 18:22 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 1678344245574

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=itstools
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 202303021504
[2023-03-09 06:44:07] [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]
[2023-03-09 06:44:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 06:44:08] [INFO ] Load time of PNML (sax parser for PT used): 109 ms
[2023-03-09 06:44:08] [INFO ] Transformed 534 places.
[2023-03-09 06:44:08] [INFO ] Transformed 498 transitions.
[2023-03-09 06:44:08] [INFO ] Parsed PT model containing 534 places and 498 transitions and 1404 arcs in 212 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 20 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 3 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 103 ms. Remains 278 /534 variables (removed 256) and now considering 264/498 (removed 234) transitions.
// Phase 1: matrix 264 rows 278 cols
[2023-03-09 06:44:08] [INFO ] Computed 51 place invariants in 54 ms
[2023-03-09 06:44:09] [INFO ] Implicit Places using invariants in 695 ms returned [229, 230]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 741 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 2 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 13 ms. Remains 272 /276 variables (removed 4) and now considering 260/264 (removed 4) transitions.
// Phase 1: matrix 260 rows 272 cols
[2023-03-09 06:44:09] [INFO ] Computed 49 place invariants in 17 ms
[2023-03-09 06:44:09] [INFO ] Implicit Places using invariants in 322 ms returned []
[2023-03-09 06:44:09] [INFO ] Invariant cache hit.
[2023-03-09 06:44:09] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-03-09 06:44:10] [INFO ] Implicit Places using invariants and state equation in 1495 ms returned []
Implicit Place search using SMT with State Equation took 1820 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 2685 ms. Remains : 272/534 places, 260/498 transitions.
Discarding 58 transitions out of 260. Remains 202
Initial state reduction rules removed 1 formulas.
[2023-03-09 06:44:11] [INFO ] Flatten gal took : 193 ms
[2023-03-09 06:44:11] [INFO ] Flatten gal took : 75 ms
[2023-03-09 06:44:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14886713465593552377.gal : 39 ms
[2023-03-09 06:44:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10344681785099136558.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14886713465593552377.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10344681785099136558.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality10344681785099136558.prop.
Reachability property qltransition_210 is true.
Reachability property qltransition_114 is true.
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.
SDD proceeding with computation,195 properties remain. new max is 2
SDD size :3 after 7
SDD proceeding with computation,195 properties remain. new max is 4
SDD size :7 after 8
SDD proceeding with computation,195 properties remain. new max is 8
SDD size :8 after 9
Reachability property qltransition_15 is true.
SDD proceeding with computation,194 properties remain. new max is 8
SDD size :9 after 11
SDD proceeding with computation,194 properties remain. new max is 16
SDD size :11 after 17
Reachability property qltransition_228 is true.
Incomplete random walk after 10000 steps, including 1275 resets, run finished after 1098 ms. (steps per millisecond=9 ) properties (out of 201) seen :14
Reachability property qltransition_167 is true.
Reachability property qltransition_160 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 3 ms. (steps per millisecond=33 ) properties (out of 187) seen :0
Reachability property qltransition_100 is true.
Reachability property qltransition_70 is true.
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_61 is true.
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 7 ms. (steps per millisecond=14 ) 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 101 steps, including 8 resets, run finished after 6 ms. (steps per millisecond=16 ) 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 101 steps, including 7 resets, run finished after 6 ms. (steps per millisecond=16 ) 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 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 6 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
Reachability property qltransition_24 is true.
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
SDD proceeding with computation,187 properties remain. new max is 16
SDD size :27 after 32
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 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
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
Incomplete Best-First random walk after 101 steps, including 5 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 5 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 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 101 steps, including 5 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,187 properties remain. new max is 32
SDD size :32 after 40
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 18 ms. (steps per millisecond=5 ) properties (out of 187) seen :0
Reachability property qltransition_94 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
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 9 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
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.
Incomplete Best-First random walk after 100 steps, including 6 resets, run finished after 8 ms. (steps per millisecond=12 ) properties (out of 187) seen :0
Reachability property qltransition_179 is true.
Reachability property qltransition_178 is true.
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
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.
Incomplete Best-First random walk after 100 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=8 ) properties (out of 187) seen :0
SDD proceeding with computation,177 properties remain. new max is 32
SDD size :63 after 72
Incomplete Best-First random walk after 101 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 8 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 8 resets, run finished after 2 ms. (steps per millisecond=50 ) 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_118 is true.
Reachability property qltransition_108 is true.
Incomplete Best-First random walk after 100 steps, including 6 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 6 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 8 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
SDD proceeding with computation,175 properties remain. new max is 32
SDD size :72 after 83
Incomplete Best-First random walk after 101 steps, including 5 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 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 9 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 101 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 187) seen :0
SDD proceeding with computation,175 properties remain. new max is 64
SDD size :83 after 101
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 187) seen :0
Reachability property qltransition_230 is true.
Incomplete Best-First random walk after 100 steps, including 6 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 187) seen :0
Reachability property qltransition_119 is true.
Incomplete Best-First random walk after 100 steps, including 6 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 8 resets, run finished after 6 ms. (steps per millisecond=16 ) properties (out of 187) seen :0
SDD proceeding with computation,173 properties remain. new max is 64
SDD size :101 after 138
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 101 steps, including 3 resets, run finished after 6 ms. (steps per millisecond=16 ) properties (out of 187) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 6 ms. (steps per millisecond=16 ) properties (out of 187) seen :0
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
Interrupted probabilistic random walk after 87467 steps, run timeout after 3001 ms. (steps per millisecond=29 ) properties seen :{0=1, 1=1, 4=1, 8=1, 9=1, 10=1, 11=1, 26=1, 89=1, 100=1, 101=1, 102=1, 103=1, 104=1, 105=1, 106=1, 107=1, 108=1, 109=1, 110=1, 111=1, 112=1, 113=1, 114=1, 146=1, 147=1, 148=1, 149=1, 150=1, 162=1, 171=1, 180=1, 181=1, 182=1, 183=1}
Probabilistic random walk after 87467 steps, saw 43748 distinct states, run finished after 3002 ms. (steps per millisecond=29 ) properties seen :35
Running SMT prover for 152 properties.
[2023-03-09 06:44:15] [INFO ] Invariant cache hit.
[2023-03-09 06:44:16] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 06:44:16] [INFO ] [Real]Absence check using 2 positive and 47 generalized place invariants in 30 ms returned sat
SDD proceeding with computation,131 properties remain. new max is 32768
SDD size :2.53969e+08 after 8.02247e+08
[2023-03-09 06:44:21] [INFO ] After 3450ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:149
[2023-03-09 06:44:21] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-03-09 06:44:21] [INFO ] After 152ms SMT Verify possible using 20 Read/Feed constraints in real domain returned unsat :0 sat :0 real:152
[2023-03-09 06:44:21] [INFO ] After 5822ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:152
[2023-03-09 06:44:22] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 06:44:22] [INFO ] [Nat]Absence check using 2 positive and 47 generalized place invariants in 23 ms returned sat
SDD proceeding with computation,131 properties remain. new max is 65536
SDD size :8.02247e+08 after 2.46698e+09
[2023-03-09 06:44:26] [INFO ] After 3139ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :152
[2023-03-09 06:44:32] [INFO ] After 6113ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :152
[2023-03-09 06:44:32] [INFO ] Deduced a trap composed of 5 places in 122 ms of which 8 ms to minimize.
[2023-03-09 06:44:32] [INFO ] Deduced a trap composed of 13 places in 133 ms of which 1 ms to minimize.
[2023-03-09 06:44:32] [INFO ] Deduced a trap composed of 15 places in 161 ms of which 1 ms to minimize.
[2023-03-09 06:44:32] [INFO ] Deduced a trap composed of 19 places in 98 ms of which 1 ms to minimize.
[2023-03-09 06:44:33] [INFO ] Deduced a trap composed of 19 places in 101 ms of which 1 ms to minimize.
[2023-03-09 06:44:33] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 729 ms
[2023-03-09 06:44:33] [INFO ] Deduced a trap composed of 21 places in 109 ms of which 1 ms to minimize.
[2023-03-09 06:44:34] [INFO ] Deduced a trap composed of 23 places in 84 ms of which 1 ms to minimize.
[2023-03-09 06:44:34] [INFO ] Deduced a trap composed of 23 places in 82 ms of which 1 ms to minimize.
[2023-03-09 06:44:34] [INFO ] Deduced a trap composed of 7 places in 111 ms of which 0 ms to minimize.
[2023-03-09 06:44:34] [INFO ] Deduced a trap composed of 21 places in 85 ms of which 0 ms to minimize.
[2023-03-09 06:44:34] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 595 ms
[2023-03-09 06:44:34] [INFO ] Deduced a trap composed of 15 places in 95 ms of which 0 ms to minimize.
[2023-03-09 06:44:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 134 ms
[2023-03-09 06:44:35] [INFO ] Deduced a trap composed of 17 places in 106 ms of which 0 ms to minimize.
[2023-03-09 06:44:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 141 ms
[2023-03-09 06:44:35] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 1 ms to minimize.
[2023-03-09 06:44:35] [INFO ] Deduced a trap composed of 27 places in 70 ms of which 0 ms to minimize.
[2023-03-09 06:44:35] [INFO ] Deduced a trap composed of 27 places in 73 ms of which 1 ms to minimize.
[2023-03-09 06:44:35] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 1 ms to minimize.
[2023-03-09 06:44:35] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 387 ms
[2023-03-09 06:44:36] [INFO ] Deduced a trap composed of 19 places in 65 ms of which 1 ms to minimize.
[2023-03-09 06:44:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 100 ms
[2023-03-09 06:44:36] [INFO ] Deduced a trap composed of 29 places in 61 ms of which 1 ms to minimize.
[2023-03-09 06:44:36] [INFO ] Deduced a trap composed of 27 places in 60 ms of which 1 ms to minimize.
[2023-03-09 06:44:37] [INFO ] Deduced a trap composed of 31 places in 59 ms of which 0 ms to minimize.
[2023-03-09 06:44:37] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 247 ms
[2023-03-09 06:44:37] [INFO ] Deduced a trap composed of 23 places in 82 ms of which 1 ms to minimize.
[2023-03-09 06:44:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 114 ms
[2023-03-09 06:44:37] [INFO ] Deduced a trap composed of 31 places in 53 ms of which 1 ms to minimize.
[2023-03-09 06:44:37] [INFO ] Deduced a trap composed of 35 places in 54 ms of which 1 ms to minimize.
[2023-03-09 06:44:38] [INFO ] Deduced a trap composed of 33 places in 80 ms of which 0 ms to minimize.
[2023-03-09 06:44:38] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 255 ms
[2023-03-09 06:44:38] [INFO ] Deduced a trap composed of 15 places in 71 ms of which 1 ms to minimize.
[2023-03-09 06:44:38] [INFO ] Deduced a trap composed of 11 places in 69 ms of which 0 ms to minimize.
[2023-03-09 06:44:38] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 197 ms
[2023-03-09 06:44:39] [INFO ] Deduced a trap composed of 39 places in 47 ms of which 1 ms to minimize.
[2023-03-09 06:44:39] [INFO ] Deduced a trap composed of 39 places in 47 ms of which 0 ms to minimize.
[2023-03-09 06:44:39] [INFO ] Deduced a trap composed of 37 places in 54 ms of which 0 ms to minimize.
[2023-03-09 06:44:39] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 222 ms
[2023-03-09 06:44:39] [INFO ] Deduced a trap composed of 41 places in 43 ms of which 1 ms to minimize.
[2023-03-09 06:44:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 81 ms
[2023-03-09 06:44:40] [INFO ] Deduced a trap composed of 35 places in 43 ms of which 1 ms to minimize.
[2023-03-09 06:44:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 77 ms
SDD proceeding with computation,131 properties remain. new max is 131072
SDD size :2.46698e+09 after 7.42893e+09
[2023-03-09 06:44:45] [INFO ] After 18954ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :152
Attempting to minimize the solution found.
Minimization took 978 ms.
[2023-03-09 06:44:46] [INFO ] After 25012ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :151
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
Parikh walk visited 7 properties in 30915 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 57 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 58 ms. Remains : 261/272 places, 249/260 transitions.
SDD proceeding with computation,124 properties remain. new max is 262144
SDD size :1.73298e+10 after 2.82283e+10
Interrupted random walk after 615747 steps, including 79004 resets, run timeout after 30001 ms. (steps per millisecond=20 ) properties seen 0
Incomplete Best-First random walk after 10001 steps, including 870 resets, run finished after 345 ms. (steps per millisecond=28 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 854 resets, run finished after 334 ms. (steps per millisecond=29 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 820 resets, run finished after 317 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 330 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 860 resets, run finished after 366 ms. (steps per millisecond=27 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 860 resets, run finished after 421 ms. (steps per millisecond=23 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 826 resets, run finished after 422 ms. (steps per millisecond=23 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 837 resets, run finished after 406 ms. (steps per millisecond=24 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 830 resets, run finished after 399 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 865 resets, run finished after 415 ms. (steps per millisecond=24 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 859 resets, run finished after 381 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 843 resets, run finished after 382 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 850 resets, run finished after 302 ms. (steps per millisecond=33 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 841 resets, run finished after 306 ms. (steps per millisecond=32 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 853 resets, run finished after 339 ms. (steps per millisecond=29 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 846 resets, run finished after 344 ms. (steps per millisecond=29 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 846 resets, run finished after 313 ms. (steps per millisecond=31 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 862 resets, run finished after 314 ms. (steps per millisecond=31 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 853 resets, run finished after 311 ms. (steps per millisecond=32 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 858 resets, run finished after 304 ms. (steps per millisecond=32 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 859 resets, run finished after 321 ms. (steps per millisecond=31 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 817 resets, run finished after 329 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 821 resets, run finished after 323 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 832 resets, run finished after 317 ms. (steps per millisecond=31 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 864 resets, run finished after 335 ms. (steps per millisecond=29 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 848 resets, run finished after 326 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 873 resets, run finished after 342 ms. (steps per millisecond=29 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 870 resets, run finished after 401 ms. (steps per millisecond=24 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 859 resets, run finished after 427 ms. (steps per millisecond=23 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 851 resets, run finished after 343 ms. (steps per millisecond=29 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 852 resets, run finished after 333 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 853 resets, run finished after 326 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 860 resets, run finished after 333 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 879 resets, run finished after 332 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 836 resets, run finished after 318 ms. (steps per millisecond=31 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 858 resets, run finished after 324 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 870 resets, run finished after 323 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 844 resets, run finished after 333 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 836 resets, run finished after 323 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 861 resets, run finished after 323 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 851 resets, run finished after 327 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 866 resets, run finished after 327 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 870 resets, run finished after 321 ms. (steps per millisecond=31 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 838 resets, run finished after 312 ms. (steps per millisecond=32 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 849 resets, run finished after 320 ms. (steps per millisecond=31 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 853 resets, run finished after 319 ms. (steps per millisecond=31 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 880 resets, run finished after 318 ms. (steps per millisecond=31 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 861 resets, run finished after 322 ms. (steps per millisecond=31 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 834 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 840 resets, run finished after 331 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
SDD proceeding with computation,124 properties remain. new max is 524288
SDD size :2.82283e+10 after 5.01408e+10
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 3707222 steps, run timeout after 138001 ms. (steps per millisecond=26 ) properties seen :{}
Probabilistic random walk after 3707222 steps, saw 1853613 distinct states, run finished after 138004 ms. (steps per millisecond=26 ) properties seen :0
Running SMT prover for 124 properties.
// Phase 1: matrix 249 rows 261 cols
[2023-03-09 06:48:22] [INFO ] Computed 49 place invariants in 42 ms
[2023-03-09 06:48:23] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 06:48:23] [INFO ] [Real]Absence check using 2 positive and 47 generalized place invariants in 28 ms returned sat
[2023-03-09 06:48:26] [INFO ] After 2817ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:121
[2023-03-09 06:48:26] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 06:48:27] [INFO ] After 283ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:124
[2023-03-09 06:48:27] [INFO ] After 4795ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:124
[2023-03-09 06:48:27] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 06:48:27] [INFO ] [Nat]Absence check using 2 positive and 47 generalized place invariants in 26 ms returned sat
[2023-03-09 06:48:31] [INFO ] After 2511ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :124
[2023-03-09 06:48:35] [INFO ] After 4065ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :124
[2023-03-09 06:48:35] [INFO ] Deduced a trap composed of 19 places in 77 ms of which 0 ms to minimize.
[2023-03-09 06:48:35] [INFO ] Deduced a trap composed of 21 places in 67 ms of which 2 ms to minimize.
[2023-03-09 06:48:35] [INFO ] Deduced a trap composed of 17 places in 79 ms of which 6 ms to minimize.
[2023-03-09 06:48:35] [INFO ] Deduced a trap composed of 13 places in 88 ms of which 1 ms to minimize.
[2023-03-09 06:48:35] [INFO ] Deduced a trap composed of 11 places in 82 ms of which 1 ms to minimize.
[2023-03-09 06:48:35] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 537 ms
[2023-03-09 06:48:36] [INFO ] Deduced a trap composed of 24 places in 65 ms of which 0 ms to minimize.
[2023-03-09 06:48:36] [INFO ] Deduced a trap composed of 26 places in 60 ms of which 1 ms to minimize.
[2023-03-09 06:48:36] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 175 ms
[2023-03-09 06:48:36] [INFO ] Deduced a trap composed of 15 places in 72 ms of which 1 ms to minimize.
[2023-03-09 06:48:36] [INFO ] Deduced a trap composed of 28 places in 60 ms of which 1 ms to minimize.
[2023-03-09 06:48:36] [INFO ] Deduced a trap composed of 32 places in 55 ms of which 1 ms to minimize.
[2023-03-09 06:48:36] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 1 ms to minimize.
[2023-03-09 06:48:36] [INFO ] Deduced a trap composed of 28 places in 48 ms of which 1 ms to minimize.
[2023-03-09 06:48:36] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 392 ms
[2023-03-09 06:48:37] [INFO ] Deduced a trap composed of 20 places in 75 ms of which 1 ms to minimize.
[2023-03-09 06:48:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 106 ms
[2023-03-09 06:48:37] [INFO ] Deduced a trap composed of 30 places in 59 ms of which 0 ms to minimize.
[2023-03-09 06:48:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 101 ms
[2023-03-09 06:48:38] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 0 ms to minimize.
[2023-03-09 06:48:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 93 ms
[2023-03-09 06:48:39] [INFO ] Deduced a trap composed of 38 places in 45 ms of which 0 ms to minimize.
[2023-03-09 06:48:39] [INFO ] Deduced a trap composed of 36 places in 39 ms of which 0 ms to minimize.
[2023-03-09 06:48:39] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 140 ms
[2023-03-09 06:48:39] [INFO ] Deduced a trap composed of 32 places in 40 ms of which 1 ms to minimize.
[2023-03-09 06:48:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 70 ms
[2023-03-09 06:48:39] [INFO ] Deduced a trap composed of 12 places in 71 ms of which 2 ms to minimize.
[2023-03-09 06:48:39] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 1 ms to minimize.
[2023-03-09 06:48:40] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 195 ms
[2023-03-09 06:48:40] [INFO ] Deduced a trap composed of 36 places in 45 ms of which 1 ms to minimize.
[2023-03-09 06:48:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 74 ms
[2023-03-09 06:48:40] [INFO ] Deduced a trap composed of 32 places in 45 ms of which 1 ms to minimize.
[2023-03-09 06:48:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 77 ms
[2023-03-09 06:48:41] [INFO ] Deduced a trap composed of 32 places in 61 ms of which 1 ms to minimize.
[2023-03-09 06:48:41] [INFO ] Deduced a trap composed of 28 places in 67 ms of which 14 ms to minimize.
[2023-03-09 06:48:41] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 178 ms
[2023-03-09 06:48:42] [INFO ] After 10966ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :124
Attempting to minimize the solution found.
Minimization took 3966 ms.
[2023-03-09 06:48:46] [INFO ] After 19095ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :124
Parikh walk visited 0 properties in 30171 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 11 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 11 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 11 ms. Remains 261 /261 variables (removed 0) and now considering 249/249 (removed 0) transitions.
[2023-03-09 06:49:16] [INFO ] Invariant cache hit.
[2023-03-09 06:49:16] [INFO ] Implicit Places using invariants in 132 ms returned []
[2023-03-09 06:49:16] [INFO ] Invariant cache hit.
[2023-03-09 06:49:16] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 06:49:17] [INFO ] Implicit Places using invariants and state equation in 848 ms returned [20, 26, 143, 213, 252, 258]
Discarding 6 places :
Implicit Place search using SMT with State Equation took 983 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 23 ms. Remains 252 /255 variables (removed 3) and now considering 246/249 (removed 3) transitions.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 06:49:17] [INFO ] Computed 43 place invariants in 19 ms
[2023-03-09 06:49:17] [INFO ] Implicit Places using invariants in 132 ms returned []
[2023-03-09 06:49:17] [INFO ] Invariant cache hit.
[2023-03-09 06:49:17] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 06:49:18] [INFO ] Implicit Places using invariants and state equation in 675 ms returned []
Implicit Place search using SMT with State Equation took 811 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 1829 ms. Remains : 252/261 places, 246/249 transitions.
Interrupted random walk after 524382 steps, including 75651 resets, run timeout after 30001 ms. (steps per millisecond=17 ) properties seen 0
Incomplete Best-First random walk after 10001 steps, including 877 resets, run finished after 379 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 907 resets, run finished after 376 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 910 resets, run finished after 373 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 944 resets, run finished after 378 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 898 resets, run finished after 357 ms. (steps per millisecond=28 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 878 resets, run finished after 355 ms. (steps per millisecond=28 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 917 resets, run finished after 359 ms. (steps per millisecond=27 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 912 resets, run finished after 372 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 925 resets, run finished after 377 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 909 resets, run finished after 355 ms. (steps per millisecond=28 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 918 resets, run finished after 371 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 928 resets, run finished after 394 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 879 resets, run finished after 387 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 938 resets, run finished after 376 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 917 resets, run finished after 391 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 939 resets, run finished after 391 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 903 resets, run finished after 388 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 911 resets, run finished after 388 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 912 resets, run finished after 395 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 902 resets, run finished after 388 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 901 resets, run finished after 384 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 910 resets, run finished after 396 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 933 resets, run finished after 389 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 956 resets, run finished after 377 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 930 resets, run finished after 393 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 881 resets, run finished after 387 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 938 resets, run finished after 396 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 875 resets, run finished after 376 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 927 resets, run finished after 378 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 952 resets, run finished after 384 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 912 resets, run finished after 378 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 905 resets, run finished after 394 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 917 resets, run finished after 394 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 914 resets, run finished after 392 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 947 resets, run finished after 393 ms. (steps per millisecond=25 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 909 resets, run finished after 377 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 905 resets, run finished after 352 ms. (steps per millisecond=28 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 897 resets, run finished after 370 ms. (steps per millisecond=27 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 924 resets, run finished after 363 ms. (steps per millisecond=27 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 886 resets, run finished after 377 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 931 resets, run finished after 373 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 957 resets, run finished after 352 ms. (steps per millisecond=28 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 899 resets, run finished after 358 ms. (steps per millisecond=27 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 899 resets, run finished after 358 ms. (steps per millisecond=27 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 904 resets, run finished after 382 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 872 resets, run finished after 377 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 913 resets, run finished after 348 ms. (steps per millisecond=28 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 913 resets, run finished after 356 ms. (steps per millisecond=28 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 912 resets, run finished after 357 ms. (steps per millisecond=28 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 908 resets, run finished after 361 ms. (steps per millisecond=27 ) 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 49001 ms. (steps per millisecond=27 ) 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 3931772 steps, run timeout after 144001 ms. (steps per millisecond=27 ) properties seen :{}
Exhaustive walk after 3931772 steps, saw 1965958 distinct states, run finished after 144001 ms. (steps per millisecond=27 ) properties seen :0
Running SMT prover for 124 properties.
[2023-03-09 06:53:19] [INFO ] Invariant cache hit.
[2023-03-09 06:53:20] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 06:53:20] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 18 ms returned sat
[2023-03-09 06:53:24] [INFO ] After 2624ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:121
[2023-03-09 06:53:24] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 06:53:24] [INFO ] After 189ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :3 real:121
[2023-03-09 06:53:24] [INFO ] Deduced a trap composed of 32 places in 50 ms of which 1 ms to minimize.
[2023-03-09 06:53:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 82 ms
[2023-03-09 06:53:24] [INFO ] After 355ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:124
[2023-03-09 06:53:24] [INFO ] After 4656ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:124
[2023-03-09 06:53:25] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 06:53:25] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 06:53:28] [INFO ] After 2274ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :124
[2023-03-09 06:53:32] [INFO ] After 3703ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :124
[2023-03-09 06:53:32] [INFO ] Deduced a trap composed of 21 places in 74 ms of which 1 ms to minimize.
[2023-03-09 06:53:32] [INFO ] Deduced a trap composed of 12 places in 79 ms of which 1 ms to minimize.
[2023-03-09 06:53:32] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 221 ms
[2023-03-09 06:53:36] [INFO ] After 8666ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :124
Attempting to minimize the solution found.
Minimization took 3365 ms.
[2023-03-09 06:53:40] [INFO ] After 15691ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :124
Detected timeout of ITS tools.
Parikh walk visited 0 properties in 31614 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 10 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 10 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 9 ms. Remains 252 /252 variables (removed 0) and now considering 246/246 (removed 0) transitions.
[2023-03-09 06:54:11] [INFO ] Invariant cache hit.
[2023-03-09 06:54:12] [INFO ] Flatten gal took : 32 ms
[2023-03-09 06:54:12] [INFO ] Applying decomposition
[2023-03-09 06:54:12] [INFO ] Flatten gal took : 30 ms
[2023-03-09 06:54:12] [INFO ] Implicit Places using invariants in 152 ms returned []
[2023-03-09 06:54:12] [INFO ] Invariant cache hit.
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/convert-linux64' '-i' '/tmp/graph13719489418130221868.txt' '-o' '/tmp/graph13719489418130221868.bin' '-w' '/tmp/graph13719489418130221868.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph13719489418130221868.bin' '-l' '-1' '-v' '-w' '/tmp/graph13719489418130221868.weights' '-q' '0' '-e' '0.001'
[2023-03-09 06:54:12] [INFO ] Decomposing Gal with order
[2023-03-09 06:54:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-09 06:54:12] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 06:54:12] [INFO ] Removed a total of 205 redundant transitions.
[2023-03-09 06:54:12] [INFO ] Flatten gal took : 110 ms
[2023-03-09 06:54:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 8 labels/synchronizations in 20 ms.
[2023-03-09 06:54:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8711134805851084060.gal : 13 ms
[2023-03-09 06:54:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17063816420668276880.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8711134805851084060.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17063816420668276880.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality17063816420668276880.prop.
SDD proceeding with computation,124 properties remain. new max is 4
SDD size :1 after 23
SDD proceeding with computation,124 properties remain. new max is 8
SDD size :23 after 73
SDD proceeding with computation,124 properties remain. new max is 16
SDD size :73 after 4980
[2023-03-09 06:54:13] [INFO ] Implicit Places using invariants and state equation in 1139 ms returned []
Implicit Place search using SMT with State Equation took 1292 ms to find 0 implicit places.
[2023-03-09 06:54:13] [INFO ] Redundant transitions in 22 ms returned []
[2023-03-09 06:54:13] [INFO ] Invariant cache hit.
[2023-03-09 06:54:13] [INFO ] Dead Transitions using invariants and state equation in 219 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1554 ms. Remains : 252/252 places, 246/246 transitions.
Incomplete random walk after 100000 steps, including 14487 resets, run finished after 7171 ms. (steps per millisecond=13 ) properties (out of 171) seen :0
Running SMT prover for 171 properties.
[2023-03-09 06:54:20] [INFO ] Invariant cache hit.
[2023-03-09 06:54:20] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 06:54:20] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 11 ms returned sat
[2023-03-09 06:54:21] [INFO ] After 575ms SMT Verify possible using state equation in real domain returned unsat :0 sat :171
[2023-03-09 06:54:21] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 06:54:22] [INFO ] After 950ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :171
[2023-03-09 06:54:23] [INFO ] Deduced a trap composed of 10 places in 80 ms of which 2 ms to minimize.
[2023-03-09 06:54:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 111 ms
[2023-03-09 06:54:23] [INFO ] Deduced a trap composed of 19 places in 72 ms of which 1 ms to minimize.
[2023-03-09 06:54:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 105 ms
[2023-03-09 06:54:23] [INFO ] Deduced a trap composed of 9 places in 62 ms of which 0 ms to minimize.
[2023-03-09 06:54:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 94 ms
[2023-03-09 06:54:23] [INFO ] Deduced a trap composed of 12 places in 74 ms of which 1 ms to minimize.
[2023-03-09 06:54:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 107 ms
[2023-03-09 06:54:23] [INFO ] Deduced a trap composed of 16 places in 75 ms of which 0 ms to minimize.
[2023-03-09 06:54:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 114 ms
[2023-03-09 06:54:24] [INFO ] Deduced a trap composed of 28 places in 50 ms of which 0 ms to minimize.
[2023-03-09 06:54:24] [INFO ] Deduced a trap composed of 32 places in 49 ms of which 2 ms to minimize.
[2023-03-09 06:54:24] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 149 ms
[2023-03-09 06:54:24] [INFO ] Deduced a trap composed of 28 places in 58 ms of which 1 ms to minimize.
[2023-03-09 06:54:24] [INFO ] Deduced a trap composed of 30 places in 52 ms of which 0 ms to minimize.
[2023-03-09 06:54:24] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 168 ms
[2023-03-09 06:54:25] [INFO ] Deduced a trap composed of 24 places in 55 ms of which 0 ms to minimize.
[2023-03-09 06:54:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 91 ms
[2023-03-09 06:54:25] [INFO ] Deduced a trap composed of 38 places in 49 ms of which 0 ms to minimize.
[2023-03-09 06:54:25] [INFO ] Deduced a trap composed of 40 places in 43 ms of which 0 ms to minimize.
[2023-03-09 06:54:25] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 150 ms
[2023-03-09 06:54:26] [INFO ] Deduced a trap composed of 36 places in 33 ms of which 1 ms to minimize.
[2023-03-09 06:54:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 73 ms
[2023-03-09 06:54:28] [INFO ] Deduced a trap composed of 32 places in 37 ms of which 0 ms to minimize.
[2023-03-09 06:54:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 75 ms
SDD proceeding with computation,124 properties remain. new max is 32
SDD size :4980 after 1.55629e+06
[2023-03-09 06:54:28] [INFO ] Deduced a trap composed of 24 places in 61 ms of which 1 ms to minimize.
[2023-03-09 06:54:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 92 ms
[2023-03-09 06:54:28] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 0 ms to minimize.
[2023-03-09 06:54:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 88 ms
[2023-03-09 06:54:29] [INFO ] After 7908ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:171
[2023-03-09 06:54:29] [INFO ] After 8706ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:171
[2023-03-09 06:54:29] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 06:54:29] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 18 ms returned sat
[2023-03-09 06:54:30] [INFO ] After 784ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :171
[2023-03-09 06:54:31] [INFO ] After 1418ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :171
[2023-03-09 06:54:32] [INFO ] Deduced a trap composed of 9 places in 63 ms of which 0 ms to minimize.
[2023-03-09 06:54:32] [INFO ] Deduced a trap composed of 14 places in 71 ms of which 1 ms to minimize.
[2023-03-09 06:54:32] [INFO ] Deduced a trap composed of 10 places in 80 ms of which 0 ms to minimize.
[2023-03-09 06:54:32] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 301 ms
[2023-03-09 06:54:32] [INFO ] Deduced a trap composed of 21 places in 85 ms of which 1 ms to minimize.
[2023-03-09 06:54:32] [INFO ] Deduced a trap composed of 20 places in 73 ms of which 1 ms to minimize.
[2023-03-09 06:54:32] [INFO ] Deduced a trap composed of 19 places in 72 ms of which 1 ms to minimize.
[2023-03-09 06:54:32] [INFO ] Deduced a trap composed of 24 places in 69 ms of which 1 ms to minimize.
[2023-03-09 06:54:32] [INFO ] Deduced a trap composed of 17 places in 67 ms of which 1 ms to minimize.
[2023-03-09 06:54:32] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 457 ms
[2023-03-09 06:54:33] [INFO ] Deduced a trap composed of 15 places in 68 ms of which 0 ms to minimize.
[2023-03-09 06:54:33] [INFO ] Deduced a trap composed of 24 places in 62 ms of which 1 ms to minimize.
[2023-03-09 06:54:33] [INFO ] Deduced a trap composed of 31 places in 55 ms of which 1 ms to minimize.
[2023-03-09 06:54:33] [INFO ] Deduced a trap composed of 28 places in 66 ms of which 0 ms to minimize.
[2023-03-09 06:54:33] [INFO ] Deduced a trap composed of 28 places in 61 ms of which 0 ms to minimize.
[2023-03-09 06:54:34] [INFO ] Deduced a trap composed of 36 places in 61 ms of which 1 ms to minimize.
[2023-03-09 06:54:34] [INFO ] Deduced a trap composed of 32 places in 64 ms of which 1 ms to minimize.
[2023-03-09 06:54:34] [INFO ] Deduced a trap composed of 24 places in 71 ms of which 0 ms to minimize.
[2023-03-09 06:54:34] [INFO ] Deduced a trap composed of 32 places in 69 ms of which 0 ms to minimize.
[2023-03-09 06:54:34] [INFO ] Deduced a trap composed of 36 places in 44 ms of which 0 ms to minimize.
[2023-03-09 06:54:34] [INFO ] Deduced a trap composed of 36 places in 45 ms of which 1 ms to minimize.
[2023-03-09 06:54:34] [INFO ] Deduced a trap composed of 28 places in 55 ms of which 1 ms to minimize.
[2023-03-09 06:54:34] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 1658 ms
[2023-03-09 06:54:35] [INFO ] Deduced a trap composed of 26 places in 70 ms of which 0 ms to minimize.
[2023-03-09 06:54:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 97 ms
[2023-03-09 06:54:36] [INFO ] Deduced a trap composed of 35 places in 39 ms of which 1 ms to minimize.
[2023-03-09 06:54:36] [INFO ] Deduced a trap composed of 40 places in 36 ms of which 1 ms to minimize.
[2023-03-09 06:54:36] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 142 ms
[2023-03-09 06:54:37] [INFO ] Deduced a trap composed of 38 places in 50 ms of which 1 ms to minimize.
[2023-03-09 06:54:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 91 ms
[2023-03-09 06:54:37] [INFO ] Deduced a trap composed of 12 places in 70 ms of which 1 ms to minimize.
[2023-03-09 06:54:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 99 ms
[2023-03-09 06:54:39] [INFO ] After 9342ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :171
Attempting to minimize the solution found.
Minimization took 3061 ms.
[2023-03-09 06:54:42] [INFO ] After 13431ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :171
SDD proceeding with computation,124 properties remain. new max is 64
SDD size :1.55629e+06 after 5.2197e+07
Interrupted random walk after 564582 steps, including 81206 resets, run timeout after 30001 ms. (steps per millisecond=18 ) properties seen 0
Incomplete Best-First random walk after 10000 steps, including 925 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 923 resets, run finished after 235 ms. (steps per millisecond=42 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 887 resets, run finished after 233 ms. (steps per millisecond=42 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 891 resets, run finished after 227 ms. (steps per millisecond=44 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 935 resets, run finished after 228 ms. (steps per millisecond=43 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 907 resets, run finished after 272 ms. (steps per millisecond=36 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 888 resets, run finished after 345 ms. (steps per millisecond=28 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 945 resets, run finished after 316 ms. (steps per millisecond=31 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 890 resets, run finished after 357 ms. (steps per millisecond=28 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 879 resets, run finished after 376 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 920 resets, run finished after 341 ms. (steps per millisecond=29 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 902 resets, run finished after 341 ms. (steps per millisecond=29 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 890 resets, run finished after 328 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 937 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 926 resets, run finished after 408 ms. (steps per millisecond=24 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 915 resets, run finished after 455 ms. (steps per millisecond=21 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 922 resets, run finished after 524 ms. (steps per millisecond=19 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 911 resets, run finished after 311 ms. (steps per millisecond=32 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 902 resets, run finished after 302 ms. (steps per millisecond=33 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 904 resets, run finished after 260 ms. (steps per millisecond=38 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 912 resets, run finished after 380 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 909 resets, run finished after 485 ms. (steps per millisecond=20 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 913 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 897 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 918 resets, run finished after 401 ms. (steps per millisecond=24 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 915 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 917 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 893 resets, run finished after 256 ms. (steps per millisecond=39 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 903 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 923 resets, run finished after 253 ms. (steps per millisecond=39 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 899 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 860 resets, run finished after 232 ms. (steps per millisecond=43 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 903 resets, run finished after 283 ms. (steps per millisecond=35 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 931 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 882 resets, run finished after 332 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 911 resets, run finished after 286 ms. (steps per millisecond=34 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 956 resets, run finished after 360 ms. (steps per millisecond=27 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 886 resets, run finished after 699 ms. (steps per millisecond=14 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 888 resets, run finished after 414 ms. (steps per millisecond=24 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 915 resets, run finished after 379 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 924 resets, run finished after 304 ms. (steps per millisecond=32 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 922 resets, run finished after 334 ms. (steps per millisecond=29 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 923 resets, run finished after 373 ms. (steps per millisecond=26 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 923 resets, run finished after 231 ms. (steps per millisecond=43 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 916 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 890 resets, run finished after 358 ms. (steps per millisecond=27 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 934 resets, run finished after 338 ms. (steps per millisecond=29 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 911 resets, run finished after 331 ms. (steps per millisecond=30 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10000 steps, including 925 resets, run finished after 321 ms. (steps per millisecond=31 ) properties (out of 124) seen :0
Incomplete Best-First random walk after 10001 steps, including 904 resets, run finished after 447 ms. (steps per millisecond=22 ) 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 49237 ms. (steps per millisecond=27 ) properties seen :0
Interrupted probabilistic random walk after 3856273 steps, run timeout after 138001 ms. (steps per millisecond=27 ) properties seen :{}
Exhaustive walk after 3856273 steps, saw 1928212 distinct states, run finished after 138001 ms. (steps per millisecond=27 ) properties seen :0
Running SMT prover for 124 properties.
[2023-03-09 06:58:36] [INFO ] Invariant cache hit.
[2023-03-09 06:58:37] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 06:58:37] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 18 ms returned sat
[2023-03-09 06:58:40] [INFO ] After 2642ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:121
[2023-03-09 06:58:40] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 06:58:40] [INFO ] After 182ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :3 real:121
[2023-03-09 06:58:40] [INFO ] Deduced a trap composed of 32 places in 59 ms of which 1 ms to minimize.
[2023-03-09 06:58:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 89 ms
[2023-03-09 06:58:41] [INFO ] After 355ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:124
[2023-03-09 06:58:41] [INFO ] After 4574ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:124
[2023-03-09 06:58:41] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 06:58:41] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 37 ms returned sat
[2023-03-09 06:58:45] [INFO ] After 2377ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :124
[2023-03-09 06:58:49] [INFO ] After 3896ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :124
[2023-03-09 06:58:49] [INFO ] Deduced a trap composed of 21 places in 86 ms of which 1 ms to minimize.
[2023-03-09 06:58:49] [INFO ] Deduced a trap composed of 12 places in 88 ms of which 1 ms to minimize.
[2023-03-09 06:58:49] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 244 ms
SDD proceeding with computation,124 properties remain. new max is 128
SDD size :5.2197e+07 after 8.40863e+08
[2023-03-09 06:58:54] [INFO ] After 9053ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :124
Attempting to minimize the solution found.
Minimization took 3661 ms.
[2023-03-09 06:58:57] [INFO ] After 16905ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :124
Parikh walk visited 0 properties in 30120 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 11 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 11 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 13 ms. Remains 252 /252 variables (removed 0) and now considering 246/246 (removed 0) transitions.
[2023-03-09 06:59:28] [INFO ] Invariant cache hit.
[2023-03-09 06:59:28] [INFO ] Implicit Places using invariants in 173 ms returned []
[2023-03-09 06:59:28] [INFO ] Invariant cache hit.
[2023-03-09 06:59:28] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 06:59:28] [INFO ] Implicit Places using invariants and state equation in 739 ms returned []
Implicit Place search using SMT with State Equation took 915 ms to find 0 implicit places.
[2023-03-09 06:59:29] [INFO ] Redundant transitions in 15 ms returned []
[2023-03-09 06:59:29] [INFO ] Invariant cache hit.
[2023-03-09 06:59:29] [INFO ] Dead Transitions using invariants and state equation in 173 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1131 ms. Remains : 252/252 places, 246/246 transitions.
Incomplete random walk after 100000 steps, including 14476 resets, run finished after 5848 ms. (steps per millisecond=17 ) properties (out of 171) seen :0
Running SMT prover for 171 properties.
[2023-03-09 06:59:35] [INFO ] Invariant cache hit.
[2023-03-09 06:59:35] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 06:59:35] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2023-03-09 06:59:35] [INFO ] After 696ms SMT Verify possible using state equation in real domain returned unsat :0 sat :171
[2023-03-09 06:59:35] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 06:59:37] [INFO ] After 1033ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :171
[2023-03-09 06:59:37] [INFO ] Deduced a trap composed of 10 places in 75 ms of which 1 ms to minimize.
[2023-03-09 06:59:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 104 ms
[2023-03-09 06:59:37] [INFO ] Deduced a trap composed of 19 places in 67 ms of which 0 ms to minimize.
[2023-03-09 06:59:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 97 ms
[2023-03-09 06:59:37] [INFO ] Deduced a trap composed of 9 places in 55 ms of which 1 ms to minimize.
[2023-03-09 06:59:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 87 ms
[2023-03-09 06:59:37] [INFO ] Deduced a trap composed of 12 places in 65 ms of which 0 ms to minimize.
[2023-03-09 06:59:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 96 ms
[2023-03-09 06:59:38] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 0 ms to minimize.
[2023-03-09 06:59:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 101 ms
[2023-03-09 06:59:38] [INFO ] Deduced a trap composed of 28 places in 48 ms of which 0 ms to minimize.
[2023-03-09 06:59:38] [INFO ] Deduced a trap composed of 32 places in 45 ms of which 0 ms to minimize.
[2023-03-09 06:59:38] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 143 ms
[2023-03-09 06:59:39] [INFO ] Deduced a trap composed of 28 places in 52 ms of which 0 ms to minimize.
[2023-03-09 06:59:39] [INFO ] Deduced a trap composed of 30 places in 47 ms of which 0 ms to minimize.
[2023-03-09 06:59:39] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 155 ms
[2023-03-09 06:59:39] [INFO ] Deduced a trap composed of 24 places in 50 ms of which 1 ms to minimize.
[2023-03-09 06:59:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 82 ms
[2023-03-09 06:59:39] [INFO ] Deduced a trap composed of 38 places in 38 ms of which 0 ms to minimize.
[2023-03-09 06:59:39] [INFO ] Deduced a trap composed of 40 places in 37 ms of which 1 ms to minimize.
[2023-03-09 06:59:39] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 135 ms
[2023-03-09 06:59:40] [INFO ] Deduced a trap composed of 36 places in 31 ms of which 0 ms to minimize.
[2023-03-09 06:59:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2023-03-09 06:59:42] [INFO ] Deduced a trap composed of 32 places in 36 ms of which 1 ms to minimize.
[2023-03-09 06:59:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 103 ms
[2023-03-09 06:59:43] [INFO ] Deduced a trap composed of 24 places in 57 ms of which 1 ms to minimize.
[2023-03-09 06:59:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 89 ms
[2023-03-09 06:59:43] [INFO ] Deduced a trap composed of 20 places in 55 ms of which 1 ms to minimize.
[2023-03-09 06:59:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 86 ms
[2023-03-09 06:59:43] [INFO ] After 7774ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:171
[2023-03-09 06:59:43] [INFO ] After 8684ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:171
[2023-03-09 06:59:43] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 06:59:43] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 06:59:44] [INFO ] After 711ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :171
[2023-03-09 06:59:45] [INFO ] After 1292ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :171
[2023-03-09 06:59:46] [INFO ] Deduced a trap composed of 9 places in 65 ms of which 0 ms to minimize.
[2023-03-09 06:59:46] [INFO ] Deduced a trap composed of 14 places in 64 ms of which 0 ms to minimize.
[2023-03-09 06:59:46] [INFO ] Deduced a trap composed of 10 places in 75 ms of which 1 ms to minimize.
[2023-03-09 06:59:46] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 287 ms
[2023-03-09 06:59:46] [INFO ] Deduced a trap composed of 21 places in 76 ms of which 1 ms to minimize.
[2023-03-09 06:59:46] [INFO ] Deduced a trap composed of 20 places in 69 ms of which 0 ms to minimize.
[2023-03-09 06:59:46] [INFO ] Deduced a trap composed of 19 places in 70 ms of which 0 ms to minimize.
[2023-03-09 06:59:46] [INFO ] Deduced a trap composed of 24 places in 68 ms of which 0 ms to minimize.
[2023-03-09 06:59:46] [INFO ] Deduced a trap composed of 17 places in 67 ms of which 1 ms to minimize.
[2023-03-09 06:59:46] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 443 ms
[2023-03-09 06:59:47] [INFO ] Deduced a trap composed of 15 places in 70 ms of which 1 ms to minimize.
[2023-03-09 06:59:47] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 0 ms to minimize.
[2023-03-09 06:59:47] [INFO ] Deduced a trap composed of 31 places in 56 ms of which 0 ms to minimize.
[2023-03-09 06:59:47] [INFO ] Deduced a trap composed of 28 places in 55 ms of which 0 ms to minimize.
[2023-03-09 06:59:48] [INFO ] Deduced a trap composed of 28 places in 54 ms of which 0 ms to minimize.
[2023-03-09 06:59:48] [INFO ] Deduced a trap composed of 36 places in 52 ms of which 1 ms to minimize.
[2023-03-09 06:59:48] [INFO ] Deduced a trap composed of 32 places in 50 ms of which 0 ms to minimize.
[2023-03-09 06:59:48] [INFO ] Deduced a trap composed of 24 places in 48 ms of which 1 ms to minimize.
[2023-03-09 06:59:48] [INFO ] Deduced a trap composed of 32 places in 45 ms of which 1 ms to minimize.
[2023-03-09 06:59:48] [INFO ] Deduced a trap composed of 36 places in 44 ms of which 0 ms to minimize.
[2023-03-09 06:59:48] [INFO ] Deduced a trap composed of 36 places in 46 ms of which 2 ms to minimize.
[2023-03-09 06:59:48] [INFO ] Deduced a trap composed of 28 places in 54 ms of which 0 ms to minimize.
[2023-03-09 06:59:48] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 1572 ms
[2023-03-09 06:59:50] [INFO ] Deduced a trap composed of 26 places in 90 ms of which 1 ms to minimize.
[2023-03-09 06:59:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 128 ms
[2023-03-09 06:59:50] [INFO ] Deduced a trap composed of 35 places in 34 ms of which 0 ms to minimize.
[2023-03-09 06:59:50] [INFO ] Deduced a trap composed of 40 places in 37 ms of which 1 ms to minimize.
[2023-03-09 06:59:50] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 112 ms
[2023-03-09 06:59:50] [INFO ] Deduced a trap composed of 38 places in 39 ms of which 0 ms to minimize.
[2023-03-09 06:59:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 66 ms
[2023-03-09 06:59:51] [INFO ] Deduced a trap composed of 12 places in 56 ms of which 0 ms to minimize.
[2023-03-09 06:59:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 84 ms
[2023-03-09 06:59:53] [INFO ] After 8818ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :171
Attempting to minimize the solution found.
Minimization took 3352 ms.
[2023-03-09 06:59:56] [INFO ] After 13085ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :171
Incomplete random walk after 10000 steps, including 1435 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 868 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 637880 steps, run timeout after 3001 ms. (steps per millisecond=212 ) properties seen :{}
Probabilistic random walk after 637880 steps, saw 319015 distinct states, run finished after 3001 ms. (steps per millisecond=212 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 06:59:59] [INFO ] Invariant cache hit.
[2023-03-09 06:59:59] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-09 06:59:59] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 07:00:00] [INFO ] After 127ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:00] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:00:00] [INFO ] After 81ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:00:00] [INFO ] After 105ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-09 07:00:00] [INFO ] After 330ms 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.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 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 59 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 59 ms. Remains : 226/252 places, 220/246 transitions.
Incomplete random walk after 10000 steps, including 1428 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 945 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 598606 steps, run timeout after 3001 ms. (steps per millisecond=199 ) properties seen :{}
Probabilistic random walk after 598606 steps, saw 299368 distinct states, run finished after 3001 ms. (steps per millisecond=199 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 220 rows 226 cols
[2023-03-09 07:00:03] [INFO ] Computed 43 place invariants in 18 ms
[2023-03-09 07:00:03] [INFO ] [Real]Absence check using 3 positive place invariants in 7 ms returned sat
[2023-03-09 07:00:03] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 22 ms returned sat
[2023-03-09 07:00:03] [INFO ] After 117ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:03] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:03] [INFO ] After 53ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:03] [INFO ] After 256ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-09 07:00:03] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 20 ms returned sat
[2023-03-09 07:00:03] [INFO ] After 116ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:03] [INFO ] After 38ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:03] [INFO ] After 63ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-09 07:00:03] [INFO ] After 271ms 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 11 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 11 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 10 ms. Remains 226 /226 variables (removed 0) and now considering 220/220 (removed 0) transitions.
[2023-03-09 07:00:03] [INFO ] Invariant cache hit.
[2023-03-09 07:00:04] [INFO ] Implicit Places using invariants in 350 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 352 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 26 ms. Remains 208 /214 variables (removed 6) and now considering 214/220 (removed 6) transitions.
// Phase 1: matrix 214 rows 208 cols
[2023-03-09 07:00:04] [INFO ] Computed 31 place invariants in 13 ms
[2023-03-09 07:00:04] [INFO ] Implicit Places using invariants in 223 ms returned []
[2023-03-09 07:00:04] [INFO ] Invariant cache hit.
[2023-03-09 07:00:04] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:06] [INFO ] Implicit Places using invariants and state equation in 1872 ms returned []
Implicit Place search using SMT with State Equation took 2099 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 2489 ms. Remains : 208/226 places, 214/220 transitions.
Incomplete random walk after 10000 steps, including 1392 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 933 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 614951 steps, run timeout after 3001 ms. (steps per millisecond=204 ) properties seen :{}
Probabilistic random walk after 614951 steps, saw 307550 distinct states, run finished after 3001 ms. (steps per millisecond=204 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:00:09] [INFO ] Invariant cache hit.
[2023-03-09 07:00:09] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:00:09] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:00:09] [INFO ] After 114ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:09] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:09] [INFO ] After 43ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:00:09] [INFO ] Deduced a trap composed of 4 places in 107 ms of which 0 ms to minimize.
[2023-03-09 07:00:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 129 ms
[2023-03-09 07:00:09] [INFO ] After 186ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:09] [INFO ] After 380ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:00:09] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:00:09] [INFO ] After 115ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:10] [INFO ] After 48ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:10] [INFO ] After 67ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-09 07:00:10] [INFO ] After 270ms 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 8 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 8 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 7 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2023-03-09 07:00:10] [INFO ] Invariant cache hit.
[2023-03-09 07:00:10] [INFO ] Implicit Places using invariants in 213 ms returned []
[2023-03-09 07:00:10] [INFO ] Invariant cache hit.
[2023-03-09 07:00:10] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:11] [INFO ] Implicit Places using invariants and state equation in 1466 ms returned []
Implicit Place search using SMT with State Equation took 1681 ms to find 0 implicit places.
[2023-03-09 07:00:11] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-09 07:00:11] [INFO ] Invariant cache hit.
[2023-03-09 07:00:11] [INFO ] Dead Transitions using invariants and state equation in 171 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1871 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 26 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
[2023-03-09 07:00:11] [INFO ] Computed 31 place invariants in 10 ms
[2023-03-09 07:00:12] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-09 07:00:12] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:00:12] [INFO ] After 93ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:12] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:00:12] [INFO ] After 12ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:12] [INFO ] After 185ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:12] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-09 07:00:12] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:00:12] [INFO ] After 108ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:12] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:12] [INFO ] Deduced a trap composed of 16 places in 82 ms of which 1 ms to minimize.
[2023-03-09 07:00:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 100 ms
[2023-03-09 07:00:12] [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 9 ms.
[2023-03-09 07:00:12] [INFO ] After 304ms 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 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 898 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 601375 steps, run timeout after 3001 ms. (steps per millisecond=200 ) properties seen :{}
Probabilistic random walk after 601375 steps, saw 300748 distinct states, run finished after 3001 ms. (steps per millisecond=200 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:00:15] [INFO ] Computed 43 place invariants in 14 ms
[2023-03-09 07:00:15] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:00:15] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 14 ms returned sat
[2023-03-09 07:00:15] [INFO ] After 162ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:15] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:00:15] [INFO ] After 28ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:15] [INFO ] After 264ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:15] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:00:15] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2023-03-09 07:00:16] [INFO ] After 166ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:16] [INFO ] After 27ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:16] [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 13 ms.
[2023-03-09 07:00:16] [INFO ] After 306ms 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 27 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 28 ms. Remains : 227/252 places, 221/246 transitions.
Incomplete random walk after 10000 steps, including 1449 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 914 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 628520 steps, run timeout after 3001 ms. (steps per millisecond=209 ) properties seen :{}
Probabilistic random walk after 628520 steps, saw 314333 distinct states, run finished after 3001 ms. (steps per millisecond=209 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 221 rows 227 cols
[2023-03-09 07:00:19] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:00:19] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-09 07:00:19] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 27 ms returned sat
[2023-03-09 07:00:19] [INFO ] After 136ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:19] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:19] [INFO ] After 163ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:00:19] [INFO ] After 186ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-09 07:00:19] [INFO ] After 423ms 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 5 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
[2023-03-09 07:00:19] [INFO ] Invariant cache hit.
[2023-03-09 07:00:19] [INFO ] Implicit Places using invariants in 291 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 293 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 18 ms. Remains 211 /216 variables (removed 5) and now considering 216/221 (removed 5) transitions.
// Phase 1: matrix 216 rows 211 cols
[2023-03-09 07:00:19] [INFO ] Computed 32 place invariants in 12 ms
[2023-03-09 07:00:20] [INFO ] Implicit Places using invariants in 350 ms returned []
[2023-03-09 07:00:20] [INFO ] Invariant cache hit.
[2023-03-09 07:00:20] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:22] [INFO ] Implicit Places using invariants and state equation in 1857 ms returned []
Implicit Place search using SMT with State Equation took 2214 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 2531 ms. Remains : 211/227 places, 216/221 transitions.
Incomplete random walk after 10000 steps, including 1434 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 937 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 644660 steps, run timeout after 3001 ms. (steps per millisecond=214 ) properties seen :{}
Probabilistic random walk after 644660 steps, saw 322401 distinct states, run finished after 3004 ms. (steps per millisecond=214 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:00:25] [INFO ] Invariant cache hit.
[2023-03-09 07:00:25] [INFO ] [Real]Absence check using 14 positive place invariants in 21 ms returned sat
[2023-03-09 07:00:25] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:00:25] [INFO ] After 144ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:25] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:25] [INFO ] After 90ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:00:25] [INFO ] After 111ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-09 07:00:25] [INFO ] After 352ms 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 5 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 5 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.
[2023-03-09 07:00:25] [INFO ] Invariant cache hit.
[2023-03-09 07:00:25] [INFO ] Implicit Places using invariants in 202 ms returned []
[2023-03-09 07:00:25] [INFO ] Invariant cache hit.
[2023-03-09 07:00:25] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:27] [INFO ] Implicit Places using invariants and state equation in 1508 ms returned []
Implicit Place search using SMT with State Equation took 1715 ms to find 0 implicit places.
[2023-03-09 07:00:27] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-09 07:00:27] [INFO ] Invariant cache hit.
[2023-03-09 07:00:27] [INFO ] Dead Transitions using invariants and state equation in 177 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1909 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 20 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
[2023-03-09 07:00:27] [INFO ] Computed 32 place invariants in 7 ms
[2023-03-09 07:00:27] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned sat
[2023-03-09 07:00:27] [INFO ] [Real]Absence check using 7 positive and 25 generalized place invariants in 8 ms returned sat
[2023-03-09 07:00:27] [INFO ] After 108ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:00:27] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:00:27] [INFO ] After 27ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-09 07:00:27] [INFO ] After 224ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1469 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 894 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 626633 steps, run timeout after 3001 ms. (steps per millisecond=208 ) properties seen :{}
Probabilistic random walk after 626633 steps, saw 313391 distinct states, run finished after 3005 ms. (steps per millisecond=208 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:00:30] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:00:30] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:00:30] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 17 ms returned sat
[2023-03-09 07:00:30] [INFO ] After 168ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:30] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:00:31] [INFO ] After 28ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:31] [INFO ] After 273ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:31] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:00:31] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2023-03-09 07:00:31] [INFO ] After 169ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:31] [INFO ] After 30ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:31] [INFO ] After 52ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:00:31] [INFO ] After 309ms 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 21 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 21 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1461 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 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 627599 steps, run timeout after 3001 ms. (steps per millisecond=209 ) properties seen :{}
Probabilistic random walk after 627599 steps, saw 313874 distinct states, run finished after 3004 ms. (steps per millisecond=208 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2023-03-09 07:00:34] [INFO ] Computed 43 place invariants in 8 ms
[2023-03-09 07:00:34] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:00:34] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 19 ms returned sat
[2023-03-09 07:00:34] [INFO ] After 137ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:34] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:34] [INFO ] After 92ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:34] [INFO ] After 307ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:00:34] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 18 ms returned sat
[2023-03-09 07:00:34] [INFO ] After 131ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:34] [INFO ] After 88ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:35] [INFO ] After 111ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-09 07:00:35] [INFO ] After 333ms 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 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 4 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2023-03-09 07:00:35] [INFO ] Invariant cache hit.
[2023-03-09 07:00:35] [INFO ] Implicit Places using invariants in 320 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 322 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 14 ms. Remains 209 /214 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 209 cols
[2023-03-09 07:00:35] [INFO ] Computed 32 place invariants in 10 ms
[2023-03-09 07:00:35] [INFO ] Implicit Places using invariants in 212 ms returned []
[2023-03-09 07:00:35] [INFO ] Invariant cache hit.
[2023-03-09 07:00:35] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:37] [INFO ] Implicit Places using invariants and state equation in 1654 ms returned []
Implicit Place search using SMT with State Equation took 1874 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 2216 ms. Remains : 209/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1417 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 905 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 617759 steps, run timeout after 3001 ms. (steps per millisecond=205 ) properties seen :{}
Probabilistic random walk after 617759 steps, saw 308953 distinct states, run finished after 3002 ms. (steps per millisecond=205 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:00:40] [INFO ] Invariant cache hit.
[2023-03-09 07:00:40] [INFO ] [Real]Absence check using 14 positive place invariants in 19 ms returned sat
[2023-03-09 07:00:40] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:00:40] [INFO ] After 175ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:40] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:40] [INFO ] After 115ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:40] [INFO ] After 372ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:40] [INFO ] [Nat]Absence check using 14 positive place invariants in 18 ms returned sat
[2023-03-09 07:00:40] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:00:40] [INFO ] After 210ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:41] [INFO ] After 101ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:41] [INFO ] After 123ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-09 07:00:41] [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 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.
[2023-03-09 07:00:41] [INFO ] Invariant cache hit.
[2023-03-09 07:00:41] [INFO ] Implicit Places using invariants in 248 ms returned []
[2023-03-09 07:00:41] [INFO ] Invariant cache hit.
[2023-03-09 07:00:41] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:42] [INFO ] Implicit Places using invariants and state equation in 1630 ms returned []
Implicit Place search using SMT with State Equation took 1880 ms to find 0 implicit places.
[2023-03-09 07:00:42] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-09 07:00:42] [INFO ] Invariant cache hit.
[2023-03-09 07:00:43] [INFO ] Dead Transitions using invariants and state equation in 199 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2092 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 32 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
[2023-03-09 07:00:43] [INFO ] Computed 32 place invariants in 11 ms
[2023-03-09 07:00:43] [INFO ] [Real]Absence check using 14 positive place invariants in 13 ms returned sat
[2023-03-09 07:00:43] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:00:43] [INFO ] After 126ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:00:43] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:00:43] [INFO ] After 24ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-09 07:00:43] [INFO ] After 223ms 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 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 892 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 625368 steps, run timeout after 3001 ms. (steps per millisecond=208 ) properties seen :{}
Probabilistic random walk after 625368 steps, saw 312756 distinct states, run finished after 3001 ms. (steps per millisecond=208 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:00:46] [INFO ] Computed 43 place invariants in 9 ms
[2023-03-09 07:00:46] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:00:46] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2023-03-09 07:00:46] [INFO ] After 128ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:46] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:00:46] [INFO ] After 120ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:46] [INFO ] After 335ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:46] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:00:46] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2023-03-09 07:00:47] [INFO ] After 127ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:47] [INFO ] After 188ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:47] [INFO ] After 209ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:00:47] [INFO ] After 431ms 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 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 33 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 33 ms. Remains : 227/252 places, 221/246 transitions.
Incomplete random walk after 10000 steps, including 1436 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 897 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 646667 steps, run timeout after 3001 ms. (steps per millisecond=215 ) properties seen :{}
Probabilistic random walk after 646667 steps, saw 323407 distinct states, run finished after 3001 ms. (steps per millisecond=215 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 221 rows 227 cols
[2023-03-09 07:00:50] [INFO ] Computed 43 place invariants in 8 ms
[2023-03-09 07:00:50] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:00:50] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 22 ms returned sat
[2023-03-09 07:00:50] [INFO ] After 110ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:50] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:50] [INFO ] After 122ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:00:50] [INFO ] After 144ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:00:50] [INFO ] After 357ms 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 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 5 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
[2023-03-09 07:00:50] [INFO ] Invariant cache hit.
[2023-03-09 07:00:51] [INFO ] Implicit Places using invariants in 332 ms returned [72, 77, 97, 103, 124, 129, 149, 154, 175, 181]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 333 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 8 ms. Remains 212 /217 variables (removed 5) and now considering 216/221 (removed 5) transitions.
// Phase 1: matrix 216 rows 212 cols
[2023-03-09 07:00:51] [INFO ] Computed 33 place invariants in 12 ms
[2023-03-09 07:00:51] [INFO ] Implicit Places using invariants in 254 ms returned []
[2023-03-09 07:00:51] [INFO ] Invariant cache hit.
[2023-03-09 07:00:51] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:53] [INFO ] Implicit Places using invariants and state equation in 1789 ms returned []
Implicit Place search using SMT with State Equation took 2049 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 2396 ms. Remains : 212/227 places, 216/221 transitions.
Incomplete random walk after 10000 steps, including 1431 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 895 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 651054 steps, run timeout after 3001 ms. (steps per millisecond=216 ) properties seen :{}
Probabilistic random walk after 651054 steps, saw 325604 distinct states, run finished after 3001 ms. (steps per millisecond=216 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:00:56] [INFO ] Invariant cache hit.
[2023-03-09 07:00:56] [INFO ] [Real]Absence check using 4 positive place invariants in 5 ms returned sat
[2023-03-09 07:00:56] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 10 ms returned sat
[2023-03-09 07:00:56] [INFO ] After 133ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:56] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:56] [INFO ] After 46ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:56] [INFO ] After 263ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:00:56] [INFO ] [Nat]Absence check using 4 positive place invariants in 5 ms returned sat
[2023-03-09 07:00:56] [INFO ] [Nat]Absence check using 4 positive and 29 generalized place invariants in 10 ms returned sat
[2023-03-09 07:00:56] [INFO ] After 133ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:56] [INFO ] After 61ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:00:56] [INFO ] After 80ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-09 07:00:56] [INFO ] After 312ms 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 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 15 ms. Remains 212 /212 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2023-03-09 07:00:56] [INFO ] Invariant cache hit.
[2023-03-09 07:00:56] [INFO ] Implicit Places using invariants in 260 ms returned []
[2023-03-09 07:00:56] [INFO ] Invariant cache hit.
[2023-03-09 07:00:57] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:00:58] [INFO ] Implicit Places using invariants and state equation in 1810 ms returned []
Implicit Place search using SMT with State Equation took 2078 ms to find 0 implicit places.
[2023-03-09 07:00:58] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-09 07:00:58] [INFO ] Invariant cache hit.
[2023-03-09 07:00:58] [INFO ] Dead Transitions using invariants and state equation in 184 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2293 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 17 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
[2023-03-09 07:00:59] [INFO ] Computed 33 place invariants in 11 ms
[2023-03-09 07:00:59] [INFO ] [Real]Absence check using 8 positive place invariants in 7 ms returned sat
[2023-03-09 07:00:59] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 10 ms returned sat
[2023-03-09 07:00:59] [INFO ] After 148ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:00:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:00:59] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:00:59] [INFO ] After 26ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-09 07:00:59] [INFO ] After 248ms 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 934 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 643965 steps, run timeout after 3001 ms. (steps per millisecond=214 ) properties seen :{}
Probabilistic random walk after 643965 steps, saw 322054 distinct states, run finished after 3004 ms. (steps per millisecond=214 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:01:02] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:01:02] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:01:02] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2023-03-09 07:01:02] [INFO ] After 230ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:02] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:01:02] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 14 ms returned sat
[2023-03-09 07:01:02] [INFO ] After 151ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:02] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:01:02] [INFO ] After 87ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:02] [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 31 ms.
[2023-03-09 07:01:02] [INFO ] After 374ms 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 18 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 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 869 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 642708 steps, run timeout after 3001 ms. (steps per millisecond=214 ) properties seen :{}
Probabilistic random walk after 642708 steps, saw 321429 distinct states, run finished after 3004 ms. (steps per millisecond=213 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:01:05] [INFO ] Computed 43 place invariants in 12 ms
[2023-03-09 07:01:06] [INFO ] [Real]Absence check using 7 positive place invariants in 10 ms returned sat
[2023-03-09 07:01:06] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 15 ms returned sat
[2023-03-09 07:01:06] [INFO ] After 237ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:06] [INFO ] [Nat]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-09 07:01:06] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 15 ms returned sat
[2023-03-09 07:01:06] [INFO ] After 166ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:06] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:01:06] [INFO ] After 137ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:06] [INFO ] Deduced a trap composed of 15 places in 101 ms of which 1 ms to minimize.
[2023-03-09 07:01:06] [INFO ] Deduced a trap composed of 16 places in 93 ms of which 1 ms to minimize.
[2023-03-09 07:01:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 236 ms
[2023-03-09 07:01:06] [INFO ] After 386ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 91 ms.
[2023-03-09 07:01:06] [INFO ] After 737ms 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 4 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-09 07:01:06] [INFO ] Invariant cache hit.
[2023-03-09 07:01:07] [INFO ] Implicit Places using invariants in 320 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 326 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
[2023-03-09 07:01:07] [INFO ] Computed 31 place invariants in 10 ms
[2023-03-09 07:01:07] [INFO ] Implicit Places using invariants in 268 ms returned []
[2023-03-09 07:01:07] [INFO ] Invariant cache hit.
[2023-03-09 07:01:07] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:01:09] [INFO ] Implicit Places using invariants and state equation in 1839 ms returned []
Implicit Place search using SMT with State Equation took 2109 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 2447 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 10001 steps, including 922 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 664549 steps, run timeout after 3001 ms. (steps per millisecond=221 ) properties seen :{}
Probabilistic random walk after 664549 steps, saw 332346 distinct states, run finished after 3001 ms. (steps per millisecond=221 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:01:12] [INFO ] Invariant cache hit.
[2023-03-09 07:01:12] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:01:12] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:01:12] [INFO ] After 242ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:12] [INFO ] [Nat]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:01:12] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:01:12] [INFO ] After 152ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:12] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:01:13] [INFO ] After 140ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:13] [INFO ] Deduced a trap composed of 15 places in 69 ms of which 1 ms to minimize.
[2023-03-09 07:01:13] [INFO ] Deduced a trap composed of 12 places in 75 ms of which 0 ms to minimize.
[2023-03-09 07:01:13] [INFO ] Deduced a trap composed of 13 places in 75 ms of which 0 ms to minimize.
[2023-03-09 07:01:13] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 284 ms
[2023-03-09 07:01:13] [INFO ] After 436ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-03-09 07:01:13] [INFO ] After 683ms 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.
[2023-03-09 07:01:13] [INFO ] Invariant cache hit.
[2023-03-09 07:01:13] [INFO ] Implicit Places using invariants in 252 ms returned []
[2023-03-09 07:01:13] [INFO ] Invariant cache hit.
[2023-03-09 07:01:13] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:01:15] [INFO ] Implicit Places using invariants and state equation in 1872 ms returned []
Implicit Place search using SMT with State Equation took 2129 ms to find 0 implicit places.
[2023-03-09 07:01:15] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:01:15] [INFO ] Invariant cache hit.
[2023-03-09 07:01:15] [INFO ] Dead Transitions using invariants and state equation in 210 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2360 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 35 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
[2023-03-09 07:01:15] [INFO ] Computed 31 place invariants in 10 ms
[2023-03-09 07:01:15] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-09 07:01:15] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:01:15] [INFO ] After 177ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-09 07:01:16] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:01:16] [INFO ] After 116ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:16] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:01:16] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:16] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 1 ms to minimize.
[2023-03-09 07:01:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 83 ms
[2023-03-09 07:01:16] [INFO ] After 115ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-09 07:01:16] [INFO ] After 307ms 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 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 916 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 627684 steps, run timeout after 3001 ms. (steps per millisecond=209 ) properties seen :{}
Probabilistic random walk after 627684 steps, saw 313918 distinct states, run finished after 3001 ms. (steps per millisecond=209 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:01:19] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:01:19] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:01:19] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 14 ms returned sat
[2023-03-09 07:01:19] [INFO ] After 156ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:01:19] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:01:19] [INFO ] After 66ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:01:19] [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 14 ms.
[2023-03-09 07:01:19] [INFO ] After 350ms 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 36 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 37 ms. Remains : 225/252 places, 219/246 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 925 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 654842 steps, run timeout after 3001 ms. (steps per millisecond=218 ) properties seen :{}
Probabilistic random walk after 654842 steps, saw 327495 distinct states, run finished after 3001 ms. (steps per millisecond=218 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2023-03-09 07:01:22] [INFO ] Computed 43 place invariants in 18 ms
[2023-03-09 07:01:22] [INFO ] [Real]Absence check using 13 positive place invariants in 18 ms returned sat
[2023-03-09 07:01:22] [INFO ] [Real]Absence check using 13 positive and 30 generalized place invariants in 9 ms returned sat
[2023-03-09 07:01:22] [INFO ] After 122ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:01:22] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:01:23] [INFO ] After 62ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:01:23] [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 14 ms.
[2023-03-09 07:01:23] [INFO ] After 300ms 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 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.
[2023-03-09 07:01:23] [INFO ] Invariant cache hit.
[2023-03-09 07:01:23] [INFO ] Implicit Places using invariants in 351 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 354 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 8 ms. Remains 207 /213 variables (removed 6) and now considering 213/219 (removed 6) transitions.
// Phase 1: matrix 213 rows 207 cols
[2023-03-09 07:01:23] [INFO ] Computed 31 place invariants in 12 ms
[2023-03-09 07:01:23] [INFO ] Implicit Places using invariants in 228 ms returned []
[2023-03-09 07:01:23] [INFO ] Invariant cache hit.
[2023-03-09 07:01:23] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:01:25] [INFO ] Implicit Places using invariants and state equation in 1625 ms returned []
Implicit Place search using SMT with State Equation took 1861 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 2227 ms. Remains : 207/225 places, 213/219 transitions.
Incomplete random walk after 10000 steps, including 1464 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 913 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 635031 steps, run timeout after 3001 ms. (steps per millisecond=211 ) properties seen :{}
Probabilistic random walk after 635031 steps, saw 317589 distinct states, run finished after 3001 ms. (steps per millisecond=211 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:01:28] [INFO ] Invariant cache hit.
[2023-03-09 07:01:28] [INFO ] [Real]Absence check using 13 positive place invariants in 20 ms returned sat
[2023-03-09 07:01:28] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:01:28] [INFO ] After 121ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:01:28] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:01:28] [INFO ] After 42ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:28] [INFO ] After 244ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 20 ms returned sat
[2023-03-09 07:01:28] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:01:28] [INFO ] After 131ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:28] [INFO ] After 119ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:28] [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 14 ms.
[2023-03-09 07:01:28] [INFO ] After 365ms 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 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 4 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2023-03-09 07:01:28] [INFO ] Invariant cache hit.
[2023-03-09 07:01:29] [INFO ] Implicit Places using invariants in 240 ms returned []
[2023-03-09 07:01:29] [INFO ] Invariant cache hit.
[2023-03-09 07:01:29] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:01:31] [INFO ] Implicit Places using invariants and state equation in 2153 ms returned []
Implicit Place search using SMT with State Equation took 2395 ms to find 0 implicit places.
[2023-03-09 07:01:31] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:01:31] [INFO ] Invariant cache hit.
[2023-03-09 07:01:31] [INFO ] Dead Transitions using invariants and state equation in 218 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2624 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 13 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
[2023-03-09 07:01:31] [INFO ] Computed 31 place invariants in 9 ms
[2023-03-09 07:01:31] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-09 07:01:31] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:01:31] [INFO ] After 96ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:01:31] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:01:31] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:01:31] [INFO ] Deduced a trap composed of 13 places in 84 ms of which 1 ms to minimize.
[2023-03-09 07:01:31] [INFO ] Deduced a trap composed of 11 places in 73 ms of which 0 ms to minimize.
[2023-03-09 07:01:31] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 185 ms
[2023-03-09 07:01:31] [INFO ] After 204ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:31] [INFO ] After 368ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-09 07:01:31] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:01:32] [INFO ] After 115ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:32] [INFO ] After 13ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:32] [INFO ] Deduced a trap composed of 5 places in 78 ms of which 0 ms to minimize.
[2023-03-09 07:01:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 95 ms
[2023-03-09 07:01:32] [INFO ] After 116ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-09 07:01:32] [INFO ] After 306ms 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 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 940 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 643538 steps, run timeout after 3001 ms. (steps per millisecond=214 ) properties seen :{}
Probabilistic random walk after 643538 steps, saw 321844 distinct states, run finished after 3005 ms. (steps per millisecond=214 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:01:35] [INFO ] Computed 43 place invariants in 12 ms
[2023-03-09 07:01:35] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:01:35] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 07:01:35] [INFO ] After 160ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:01:35] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:01:35] [INFO ] After 45ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:01:35] [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 14 ms.
[2023-03-09 07:01:35] [INFO ] After 327ms 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 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 19 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 21 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1436 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 901 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 634496 steps, run timeout after 3001 ms. (steps per millisecond=211 ) properties seen :{}
Probabilistic random walk after 634496 steps, saw 317321 distinct states, run finished after 3001 ms. (steps per millisecond=211 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:01:38] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:01:38] [INFO ] [Real]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-09 07:01:38] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 16 ms returned sat
[2023-03-09 07:01:38] [INFO ] After 158ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:01:38] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:01:38] [INFO ] After 47ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:01:38] [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 14 ms.
[2023-03-09 07:01:39] [INFO ] After 332ms 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 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 4 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-09 07:01:39] [INFO ] Invariant cache hit.
[2023-03-09 07:01:39] [INFO ] Implicit Places using invariants in 347 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 353 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
[2023-03-09 07:01:39] [INFO ] Computed 31 place invariants in 11 ms
[2023-03-09 07:01:39] [INFO ] Implicit Places using invariants in 273 ms returned []
[2023-03-09 07:01:39] [INFO ] Invariant cache hit.
[2023-03-09 07:01:39] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:01:41] [INFO ] Implicit Places using invariants and state equation in 2131 ms returned []
Implicit Place search using SMT with State Equation took 2406 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 2771 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1471 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 907 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 660781 steps, run timeout after 3001 ms. (steps per millisecond=220 ) properties seen :{}
Probabilistic random walk after 660781 steps, saw 330463 distinct states, run finished after 3001 ms. (steps per millisecond=220 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:01:44] [INFO ] Invariant cache hit.
[2023-03-09 07:01:44] [INFO ] [Real]Absence check using 13 positive place invariants in 15 ms returned sat
[2023-03-09 07:01:44] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:01:45] [INFO ] After 110ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:01:45] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:01:45] [INFO ] After 44ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:45] [INFO ] After 241ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 15 ms returned sat
[2023-03-09 07:01:45] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:01:45] [INFO ] After 110ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:45] [INFO ] After 40ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:45] [INFO ] After 76ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-09 07:01:45] [INFO ] After 269ms 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 6 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 7 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.
[2023-03-09 07:01:45] [INFO ] Invariant cache hit.
[2023-03-09 07:01:45] [INFO ] Implicit Places using invariants in 217 ms returned []
[2023-03-09 07:01:45] [INFO ] Invariant cache hit.
[2023-03-09 07:01:45] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:01:47] [INFO ] Implicit Places using invariants and state equation in 1808 ms returned []
Implicit Place search using SMT with State Equation took 2053 ms to find 0 implicit places.
[2023-03-09 07:01:47] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:01:47] [INFO ] Invariant cache hit.
[2023-03-09 07:01:47] [INFO ] Dead Transitions using invariants and state equation in 174 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2243 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 15 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
[2023-03-09 07:01:47] [INFO ] Computed 31 place invariants in 9 ms
[2023-03-09 07:01:47] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-09 07:01:47] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 4 ms returned sat
[2023-03-09 07:01:47] [INFO ] After 107ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:01:47] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:01:47] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:01:47] [INFO ] Deduced a trap composed of 16 places in 94 ms of which 0 ms to minimize.
[2023-03-09 07:01:48] [INFO ] Deduced a trap composed of 54 places in 103 ms of which 0 ms to minimize.
[2023-03-09 07:01:48] [INFO ] Deduced a trap composed of 57 places in 103 ms of which 1 ms to minimize.
[2023-03-09 07:01:48] [INFO ] Deduced a trap composed of 63 places in 99 ms of which 0 ms to minimize.
[2023-03-09 07:01:48] [INFO ] Deduced a trap composed of 64 places in 92 ms of which 1 ms to minimize.
[2023-03-09 07:01:48] [INFO ] Deduced a trap composed of 63 places in 91 ms of which 1 ms to minimize.
[2023-03-09 07:01:48] [INFO ] Deduced a trap composed of 72 places in 91 ms of which 0 ms to minimize.
[2023-03-09 07:01:48] [INFO ] Deduced a trap composed of 61 places in 102 ms of which 1 ms to minimize.
[2023-03-09 07:01:48] [INFO ] Deduced a trap composed of 58 places in 94 ms of which 0 ms to minimize.
[2023-03-09 07:01:48] [INFO ] Deduced a trap composed of 62 places in 95 ms of which 0 ms to minimize.
[2023-03-09 07:01:49] [INFO ] Deduced a trap composed of 59 places in 96 ms of which 0 ms to minimize.
[2023-03-09 07:01:49] [INFO ] Deduced a trap composed of 64 places in 101 ms of which 1 ms to minimize.
[2023-03-09 07:01:49] [INFO ] Deduced a trap composed of 60 places in 99 ms of which 0 ms to minimize.
[2023-03-09 07:01:49] [INFO ] Deduced a trap composed of 60 places in 100 ms of which 0 ms to minimize.
[2023-03-09 07:01:49] [INFO ] Deduced a trap composed of 60 places in 100 ms of which 1 ms to minimize.
[2023-03-09 07:01:49] [INFO ] Deduced a trap composed of 67 places in 85 ms of which 1 ms to minimize.
[2023-03-09 07:01:49] [INFO ] Deduced a trap composed of 62 places in 87 ms of which 0 ms to minimize.
[2023-03-09 07:01:49] [INFO ] Deduced a trap composed of 60 places in 87 ms of which 1 ms to minimize.
[2023-03-09 07:01:49] [INFO ] Deduced a trap composed of 60 places in 87 ms of which 0 ms to minimize.
[2023-03-09 07:01:49] [INFO ] Deduced a trap composed of 62 places in 86 ms of which 1 ms to minimize.
[2023-03-09 07:01:50] [INFO ] Deduced a trap composed of 69 places in 86 ms of which 0 ms to minimize.
[2023-03-09 07:01:50] [INFO ] Deduced a trap composed of 61 places in 88 ms of which 0 ms to minimize.
[2023-03-09 07:01:50] [INFO ] Deduced a trap composed of 52 places in 93 ms of which 0 ms to minimize.
[2023-03-09 07:01:50] [INFO ] Deduced a trap composed of 63 places in 97 ms of which 0 ms to minimize.
[2023-03-09 07:01:50] [INFO ] Deduced a trap composed of 54 places in 92 ms of which 0 ms to minimize.
[2023-03-09 07:01:50] [INFO ] Deduced a trap composed of 64 places in 95 ms of which 1 ms to minimize.
[2023-03-09 07:01:50] [INFO ] Deduced a trap composed of 65 places in 103 ms of which 1 ms to minimize.
[2023-03-09 07:01:50] [INFO ] Deduced a trap composed of 68 places in 96 ms of which 1 ms to minimize.
[2023-03-09 07:01:50] [INFO ] Trap strengthening (SAT) tested/added 29/28 trap constraints in 3009 ms
[2023-03-09 07:01:50] [INFO ] After 3039ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:50] [INFO ] After 3242ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-09 07:01:50] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:01:51] [INFO ] After 103ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:51] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:51] [INFO ] Deduced a trap composed of 7 places in 96 ms of which 1 ms to minimize.
[2023-03-09 07:01:51] [INFO ] Deduced a trap composed of 13 places in 75 ms of which 1 ms to minimize.
[2023-03-09 07:01:51] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 195 ms
[2023-03-09 07:01:51] [INFO ] After 213ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2023-03-09 07:01:51] [INFO ] After 397ms 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 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 927 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 644921 steps, run timeout after 3001 ms. (steps per millisecond=214 ) properties seen :{}
Probabilistic random walk after 644921 steps, saw 322538 distinct states, run finished after 3004 ms. (steps per millisecond=214 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:01:54] [INFO ] Computed 43 place invariants in 9 ms
[2023-03-09 07:01:54] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:01:54] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 14 ms returned sat
[2023-03-09 07:01:54] [INFO ] After 157ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:01:54] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:01:54] [INFO ] After 68ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:54] [INFO ] After 307ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:54] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:01:54] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 07:01:54] [INFO ] After 196ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:54] [INFO ] After 61ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:55] [INFO ] Deduced a trap composed of 21 places in 75 ms of which 0 ms to minimize.
[2023-03-09 07:01:55] [INFO ] Deduced a trap composed of 12 places in 64 ms of which 0 ms to minimize.
[2023-03-09 07:01:55] [INFO ] Deduced a trap composed of 13 places in 72 ms of which 0 ms to minimize.
[2023-03-09 07:01:55] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 350 ms
[2023-03-09 07:01:55] [INFO ] After 433ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-09 07:01:55] [INFO ] After 726ms 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 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 16 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1436 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 897 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 606026 steps, run timeout after 3001 ms. (steps per millisecond=201 ) properties seen :{}
Probabilistic random walk after 606026 steps, saw 303079 distinct states, run finished after 3004 ms. (steps per millisecond=201 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:01:58] [INFO ] Computed 43 place invariants in 12 ms
[2023-03-09 07:01:58] [INFO ] [Real]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-09 07:01:58] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 15 ms returned sat
[2023-03-09 07:01:58] [INFO ] After 152ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:01:58] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:01:58] [INFO ] After 40ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:58] [INFO ] After 328ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:01:58] [INFO ] [Nat]Absence check using 7 positive place invariants in 10 ms returned sat
[2023-03-09 07:01:58] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 14 ms returned sat
[2023-03-09 07:01:58] [INFO ] After 145ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:58] [INFO ] After 44ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:01:59] [INFO ] Deduced a trap composed of 16 places in 82 ms of which 1 ms to minimize.
[2023-03-09 07:01:59] [INFO ] Deduced a trap composed of 13 places in 94 ms of which 0 ms to minimize.
[2023-03-09 07:01:59] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 215 ms
[2023-03-09 07:01:59] [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 13 ms.
[2023-03-09 07:01:59] [INFO ] After 517ms 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.
[2023-03-09 07:01:59] [INFO ] Invariant cache hit.
[2023-03-09 07:01:59] [INFO ] Implicit Places using invariants in 322 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 335 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
[2023-03-09 07:01:59] [INFO ] Computed 31 place invariants in 11 ms
[2023-03-09 07:01:59] [INFO ] Implicit Places using invariants in 229 ms returned []
[2023-03-09 07:01:59] [INFO ] Invariant cache hit.
[2023-03-09 07:02:00] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:02:01] [INFO ] Implicit Places using invariants and state equation in 2168 ms returned []
Implicit Place search using SMT with State Equation took 2416 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 2763 ms. Remains : 206/224 places, 212/218 transitions.
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 10001 steps, including 925 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 661168 steps, run timeout after 3001 ms. (steps per millisecond=220 ) properties seen :{}
Probabilistic random walk after 661168 steps, saw 330658 distinct states, run finished after 3005 ms. (steps per millisecond=220 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:02:05] [INFO ] Invariant cache hit.
[2023-03-09 07:02:05] [INFO ] [Real]Absence check using 13 positive place invariants in 15 ms returned sat
[2023-03-09 07:02:05] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:02:05] [INFO ] After 142ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:02:05] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:02:05] [INFO ] After 59ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:05] [INFO ] After 297ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 15 ms returned sat
[2023-03-09 07:02:05] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:02:05] [INFO ] After 136ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:05] [INFO ] After 44ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:05] [INFO ] Deduced a trap composed of 16 places in 74 ms of which 1 ms to minimize.
[2023-03-09 07:02:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 98 ms
[2023-03-09 07:02:05] [INFO ] After 154ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-09 07:02:05] [INFO ] After 376ms 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.
[2023-03-09 07:02:05] [INFO ] Invariant cache hit.
[2023-03-09 07:02:05] [INFO ] Implicit Places using invariants in 219 ms returned []
[2023-03-09 07:02:05] [INFO ] Invariant cache hit.
[2023-03-09 07:02:06] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:02:07] [INFO ] Implicit Places using invariants and state equation in 1787 ms returned []
Implicit Place search using SMT with State Equation took 2016 ms to find 0 implicit places.
[2023-03-09 07:02:07] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:02:07] [INFO ] Invariant cache hit.
[2023-03-09 07:02:07] [INFO ] Dead Transitions using invariants and state equation in 176 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2233 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
[2023-03-09 07:02:07] [INFO ] Computed 31 place invariants in 9 ms
[2023-03-09 07:02:08] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-09 07:02:08] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:02:08] [INFO ] After 112ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:02:08] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:02:08] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:02:08] [INFO ] Deduced a trap composed of 14 places in 74 ms of which 0 ms to minimize.
[2023-03-09 07:02:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 95 ms
[2023-03-09 07:02:08] [INFO ] After 111ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:08] [INFO ] After 287ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-09 07:02:08] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:02:08] [INFO ] After 116ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:08] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:08] [INFO ] Deduced a trap composed of 12 places in 87 ms of which 1 ms to minimize.
[2023-03-09 07:02:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 106 ms
[2023-03-09 07:02:08] [INFO ] After 123ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-09 07:02:08] [INFO ] After 313ms 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 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 896 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 645386 steps, run timeout after 3001 ms. (steps per millisecond=215 ) properties seen :{}
Probabilistic random walk after 645386 steps, saw 322765 distinct states, run finished after 3004 ms. (steps per millisecond=214 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:02:11] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:02:11] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:02:11] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2023-03-09 07:02:11] [INFO ] After 144ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:02:11] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:02:11] [INFO ] After 86ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:11] [INFO ] After 311ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:11] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:02:11] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 12 ms returned sat
[2023-03-09 07:02:12] [INFO ] After 140ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:12] [INFO ] After 104ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:12] [INFO ] After 130ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:02:12] [INFO ] After 351ms 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 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 15 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 15 ms. Remains : 226/252 places, 220/246 transitions.
Incomplete random walk after 10000 steps, including 1457 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 904 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 657602 steps, run timeout after 3001 ms. (steps per millisecond=219 ) properties seen :{}
Probabilistic random walk after 657602 steps, saw 328871 distinct states, run finished after 3004 ms. (steps per millisecond=218 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 220 rows 226 cols
[2023-03-09 07:02:15] [INFO ] Computed 43 place invariants in 12 ms
[2023-03-09 07:02:15] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-09 07:02:15] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 21 ms returned sat
[2023-03-09 07:02:15] [INFO ] After 114ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:02:15] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:02:15] [INFO ] After 44ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:15] [INFO ] After 253ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-09 07:02:15] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 18 ms returned sat
[2023-03-09 07:02:15] [INFO ] After 121ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:15] [INFO ] After 42ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:15] [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 14 ms.
[2023-03-09 07:02:15] [INFO ] After 268ms 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 4 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 4 ms. Remains 226 /226 variables (removed 0) and now considering 220/220 (removed 0) transitions.
[2023-03-09 07:02:15] [INFO ] Invariant cache hit.
[2023-03-09 07:02:16] [INFO ] Implicit Places using invariants in 360 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 373 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 8 ms. Remains 208 /214 variables (removed 6) and now considering 214/220 (removed 6) transitions.
// Phase 1: matrix 214 rows 208 cols
[2023-03-09 07:02:16] [INFO ] Computed 31 place invariants in 11 ms
[2023-03-09 07:02:16] [INFO ] Implicit Places using invariants in 228 ms returned []
[2023-03-09 07:02:16] [INFO ] Invariant cache hit.
[2023-03-09 07:02:16] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:02:18] [INFO ] Implicit Places using invariants and state equation in 1938 ms returned []
Implicit Place search using SMT with State Equation took 2188 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 2575 ms. Remains : 208/226 places, 214/220 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 915 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 663384 steps, run timeout after 3001 ms. (steps per millisecond=221 ) properties seen :{}
Probabilistic random walk after 663384 steps, saw 331769 distinct states, run finished after 3004 ms. (steps per millisecond=220 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:02:21] [INFO ] Invariant cache hit.
[2023-03-09 07:02:21] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:02:21] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:02:21] [INFO ] After 112ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:02:21] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:02:21] [INFO ] After 41ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:02:21] [INFO ] After 61ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-09 07:02:21] [INFO ] After 262ms 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 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.
[2023-03-09 07:02:21] [INFO ] Invariant cache hit.
[2023-03-09 07:02:22] [INFO ] Implicit Places using invariants in 254 ms returned []
[2023-03-09 07:02:22] [INFO ] Invariant cache hit.
[2023-03-09 07:02:22] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:02:23] [INFO ] Implicit Places using invariants and state equation in 1947 ms returned []
Implicit Place search using SMT with State Equation took 2205 ms to find 0 implicit places.
[2023-03-09 07:02:23] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:02:23] [INFO ] Invariant cache hit.
[2023-03-09 07:02:24] [INFO ] Dead Transitions using invariants and state equation in 195 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2414 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 12 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
[2023-03-09 07:02:24] [INFO ] Computed 31 place invariants in 10 ms
[2023-03-09 07:02:24] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-09 07:02:24] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:02:24] [INFO ] After 96ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:02:24] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:02:24] [INFO ] After 11ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:02:24] [INFO ] After 27ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-09 07:02:24] [INFO ] After 204ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1446 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 886 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 645639 steps, run timeout after 3001 ms. (steps per millisecond=215 ) properties seen :{}
Probabilistic random walk after 645639 steps, saw 322892 distinct states, run finished after 3004 ms. (steps per millisecond=214 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:02:27] [INFO ] Computed 43 place invariants in 15 ms
[2023-03-09 07:02:27] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:02:27] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2023-03-09 07:02:27] [INFO ] After 165ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:02:27] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:02:27] [INFO ] After 56ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:02:27] [INFO ] Deduced a trap composed of 19 places in 72 ms of which 0 ms to minimize.
[2023-03-09 07:02:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 98 ms
[2023-03-09 07:02:27] [INFO ] After 170ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:27] [INFO ] After 419ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:27] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:02:27] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 18 ms returned sat
[2023-03-09 07:02:28] [INFO ] After 155ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:28] [INFO ] After 65ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:28] [INFO ] Deduced a trap composed of 19 places in 79 ms of which 1 ms to minimize.
[2023-03-09 07:02:28] [INFO ] Deduced a trap composed of 12 places in 71 ms of which 0 ms to minimize.
[2023-03-09 07:02:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 195 ms
[2023-03-09 07:02:28] [INFO ] After 272ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-09 07:02:28] [INFO ] After 525ms 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 14 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 15 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1423 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 934 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 653687 steps, run timeout after 3001 ms. (steps per millisecond=217 ) properties seen :{}
Probabilistic random walk after 653687 steps, saw 326923 distinct states, run finished after 3004 ms. (steps per millisecond=217 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2023-03-09 07:02:31] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:02:31] [INFO ] [Real]Absence check using 11 positive place invariants in 16 ms returned sat
[2023-03-09 07:02:31] [INFO ] [Real]Absence check using 11 positive and 32 generalized place invariants in 14 ms returned sat
[2023-03-09 07:02:31] [INFO ] After 151ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:02:31] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:02:31] [INFO ] After 60ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:31] [INFO ] After 297ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:31] [INFO ] [Nat]Absence check using 11 positive place invariants in 16 ms returned sat
[2023-03-09 07:02:31] [INFO ] [Nat]Absence check using 11 positive and 32 generalized place invariants in 13 ms returned sat
[2023-03-09 07:02:31] [INFO ] After 149ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:32] [INFO ] After 65ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:32] [INFO ] Deduced a trap composed of 12 places in 93 ms of which 0 ms to minimize.
[2023-03-09 07:02:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 117 ms
[2023-03-09 07:02:32] [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 13 ms.
[2023-03-09 07:02:32] [INFO ] After 442ms 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 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.
[2023-03-09 07:02:32] [INFO ] Invariant cache hit.
[2023-03-09 07:02:32] [INFO ] Implicit Places using invariants in 413 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 418 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 13 ms. Remains 208 /213 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 208 cols
[2023-03-09 07:02:32] [INFO ] Computed 31 place invariants in 10 ms
[2023-03-09 07:02:32] [INFO ] Implicit Places using invariants in 268 ms returned []
[2023-03-09 07:02:32] [INFO ] Invariant cache hit.
[2023-03-09 07:02:33] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:02:34] [INFO ] Implicit Places using invariants and state equation in 1855 ms returned []
Implicit Place search using SMT with State Equation took 2125 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 2562 ms. Remains : 208/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1434 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 935 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 648559 steps, run timeout after 3001 ms. (steps per millisecond=216 ) properties seen :{}
Probabilistic random walk after 648559 steps, saw 324355 distinct states, run finished after 3001 ms. (steps per millisecond=216 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:02:37] [INFO ] Invariant cache hit.
[2023-03-09 07:02:37] [INFO ] [Real]Absence check using 13 positive place invariants in 19 ms returned sat
[2023-03-09 07:02:37] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:02:38] [INFO ] After 155ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:02:38] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:02:38] [INFO ] After 31ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:38] [INFO ] After 264ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 19 ms returned sat
[2023-03-09 07:02:38] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:02:38] [INFO ] After 148ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:38] [INFO ] After 84ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:38] [INFO ] Deduced a trap composed of 16 places in 71 ms of which 1 ms to minimize.
[2023-03-09 07:02:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 94 ms
[2023-03-09 07:02:38] [INFO ] After 189ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:02:38] [INFO ] After 430ms 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 5 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2023-03-09 07:02:38] [INFO ] Invariant cache hit.
[2023-03-09 07:02:38] [INFO ] Implicit Places using invariants in 242 ms returned []
[2023-03-09 07:02:38] [INFO ] Invariant cache hit.
[2023-03-09 07:02:38] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:02:40] [INFO ] Implicit Places using invariants and state equation in 1730 ms returned []
Implicit Place search using SMT with State Equation took 1974 ms to find 0 implicit places.
[2023-03-09 07:02:40] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:02:40] [INFO ] Invariant cache hit.
[2023-03-09 07:02:40] [INFO ] Dead Transitions using invariants and state equation in 209 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2195 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
[2023-03-09 07:02:40] [INFO ] Computed 31 place invariants in 10 ms
[2023-03-09 07:02:40] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-09 07:02:40] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:02:40] [INFO ] After 125ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:02:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:02:40] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:02:41] [INFO ] Deduced a trap composed of 14 places in 84 ms of which 0 ms to minimize.
[2023-03-09 07:02:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 103 ms
[2023-03-09 07:02:41] [INFO ] After 121ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:41] [INFO ] After 326ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-09 07:02:41] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:02:41] [INFO ] After 112ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:41] [INFO ] After 13ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:41] [INFO ] Deduced a trap composed of 16 places in 69 ms of which 1 ms to minimize.
[2023-03-09 07:02:41] [INFO ] Deduced a trap composed of 19 places in 64 ms of which 1 ms to minimize.
[2023-03-09 07:02:41] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 158 ms
[2023-03-09 07:02:41] [INFO ] After 179ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2023-03-09 07:02:41] [INFO ] After 380ms 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 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 902 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 643348 steps, run timeout after 3001 ms. (steps per millisecond=214 ) properties seen :{}
Probabilistic random walk after 643348 steps, saw 321749 distinct states, run finished after 3001 ms. (steps per millisecond=214 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:02:44] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:02:44] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:02:44] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2023-03-09 07:02:44] [INFO ] After 179ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:02:44] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:02:44] [INFO ] After 70ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:44] [INFO ] After 332ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:44] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:02:44] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 14 ms returned sat
[2023-03-09 07:02:45] [INFO ] After 178ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:45] [INFO ] After 73ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:45] [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 15 ms.
[2023-03-09 07:02:45] [INFO ] After 382ms 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 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 19 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 19 ms. Remains : 227/252 places, 221/246 transitions.
Incomplete random walk after 10000 steps, including 1472 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 662506 steps, run timeout after 3001 ms. (steps per millisecond=220 ) properties seen :{}
Probabilistic random walk after 662506 steps, saw 331327 distinct states, run finished after 3001 ms. (steps per millisecond=220 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 221 rows 227 cols
[2023-03-09 07:02:48] [INFO ] Computed 43 place invariants in 9 ms
[2023-03-09 07:02:48] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:02:48] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 21 ms returned sat
[2023-03-09 07:02:48] [INFO ] After 144ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:02:48] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:02:48] [INFO ] After 146ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:02:48] [INFO ] After 168ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-09 07:02:48] [INFO ] After 427ms 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 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 4 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
[2023-03-09 07:02:48] [INFO ] Invariant cache hit.
[2023-03-09 07:02:48] [INFO ] Implicit Places using invariants in 284 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 293 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 9 ms. Remains 211 /216 variables (removed 5) and now considering 216/221 (removed 5) transitions.
// Phase 1: matrix 216 rows 211 cols
[2023-03-09 07:02:48] [INFO ] Computed 32 place invariants in 7 ms
[2023-03-09 07:02:49] [INFO ] Implicit Places using invariants in 213 ms returned []
[2023-03-09 07:02:49] [INFO ] Invariant cache hit.
[2023-03-09 07:02:49] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:02:50] [INFO ] Implicit Places using invariants and state equation in 1573 ms returned []
Implicit Place search using SMT with State Equation took 1818 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 2126 ms. Remains : 211/227 places, 216/221 transitions.
Incomplete random walk after 10000 steps, including 1430 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 922 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 652003 steps, run timeout after 3001 ms. (steps per millisecond=217 ) properties seen :{}
Probabilistic random walk after 652003 steps, saw 326074 distinct states, run finished after 3004 ms. (steps per millisecond=217 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:02:53] [INFO ] Invariant cache hit.
[2023-03-09 07:02:53] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-09 07:02:53] [INFO ] [Real]Absence check using 3 positive and 29 generalized place invariants in 20 ms returned sat
[2023-03-09 07:02:54] [INFO ] After 146ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:02:54] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:02:54] [INFO ] After 68ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:54] [INFO ] After 304ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:02:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-09 07:02:54] [INFO ] [Nat]Absence check using 3 positive and 29 generalized place invariants in 20 ms returned sat
[2023-03-09 07:02:54] [INFO ] After 150ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:54] [INFO ] After 63ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:02:54] [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 12 ms.
[2023-03-09 07:02:54] [INFO ] After 336ms 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 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.
[2023-03-09 07:02:54] [INFO ] Invariant cache hit.
[2023-03-09 07:02:54] [INFO ] Implicit Places using invariants in 209 ms returned []
[2023-03-09 07:02:54] [INFO ] Invariant cache hit.
[2023-03-09 07:02:54] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:02:56] [INFO ] Implicit Places using invariants and state equation in 1742 ms returned []
Implicit Place search using SMT with State Equation took 1971 ms to find 0 implicit places.
[2023-03-09 07:02:56] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:02:56] [INFO ] Invariant cache hit.
[2023-03-09 07:02:56] [INFO ] Dead Transitions using invariants and state equation in 213 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2196 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 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 13 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
[2023-03-09 07:02:56] [INFO ] Computed 32 place invariants in 8 ms
[2023-03-09 07:02:56] [INFO ] [Real]Absence check using 14 positive place invariants in 14 ms returned sat
[2023-03-09 07:02:56] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:02:56] [INFO ] After 109ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:02:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:02:56] [INFO ] After 12ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:02:56] [INFO ] After 29ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-09 07:02:56] [INFO ] After 232ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1436 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 920 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 545458 steps, run timeout after 3001 ms. (steps per millisecond=181 ) properties seen :{}
Probabilistic random walk after 545458 steps, saw 272792 distinct states, run finished after 3003 ms. (steps per millisecond=181 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:02:59] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:03:00] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:03:00] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 18 ms returned sat
[2023-03-09 07:03:00] [INFO ] After 187ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:03:00] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:03:00] [INFO ] After 90ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:00] [INFO ] After 367ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:03:00] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 21 ms returned sat
[2023-03-09 07:03:00] [INFO ] After 185ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:00] [INFO ] After 75ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:00] [INFO ] Deduced a trap composed of 4 places in 125 ms of which 0 ms to minimize.
[2023-03-09 07:03:00] [INFO ] Deduced a trap composed of 12 places in 94 ms of which 1 ms to minimize.
[2023-03-09 07:03:01] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 268 ms
[2023-03-09 07:03:01] [INFO ] After 399ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 23 ms.
[2023-03-09 07:03:01] [INFO ] After 701ms 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 31 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 32 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1465 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 906 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 581491 steps, run timeout after 3001 ms. (steps per millisecond=193 ) properties seen :{}
Probabilistic random walk after 581491 steps, saw 290815 distinct states, run finished after 3003 ms. (steps per millisecond=193 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:03:04] [INFO ] Computed 43 place invariants in 12 ms
[2023-03-09 07:03:04] [INFO ] [Real]Absence check using 7 positive place invariants in 10 ms returned sat
[2023-03-09 07:03:04] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 16 ms returned sat
[2023-03-09 07:03:04] [INFO ] After 216ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:04] [INFO ] [Nat]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-09 07:03:04] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 15 ms returned sat
[2023-03-09 07:03:04] [INFO ] After 135ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:04] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:03:04] [INFO ] After 48ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:04] [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 19 ms.
[2023-03-09 07:03:04] [INFO ] After 380ms 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 4 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-09 07:03:04] [INFO ] Invariant cache hit.
[2023-03-09 07:03:05] [INFO ] Implicit Places using invariants in 374 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 392 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
[2023-03-09 07:03:05] [INFO ] Computed 31 place invariants in 14 ms
[2023-03-09 07:03:05] [INFO ] Implicit Places using invariants in 233 ms returned []
[2023-03-09 07:03:05] [INFO ] Invariant cache hit.
[2023-03-09 07:03:05] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:03:07] [INFO ] Implicit Places using invariants and state equation in 2101 ms returned []
Implicit Place search using SMT with State Equation took 2355 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 2758 ms. Remains : 206/224 places, 212/218 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 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 629343 steps, run timeout after 3001 ms. (steps per millisecond=209 ) properties seen :{}
Probabilistic random walk after 629343 steps, saw 314744 distinct states, run finished after 3001 ms. (steps per millisecond=209 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:03:10] [INFO ] Invariant cache hit.
[2023-03-09 07:03:10] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-09 07:03:10] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:03:10] [INFO ] After 290ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:03:10] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:03:11] [INFO ] After 168ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:11] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:03:11] [INFO ] After 44ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:11] [INFO ] After 64ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-09 07:03:11] [INFO ] After 339ms 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.
[2023-03-09 07:03:11] [INFO ] Invariant cache hit.
[2023-03-09 07:03:11] [INFO ] Implicit Places using invariants in 208 ms returned []
[2023-03-09 07:03:11] [INFO ] Invariant cache hit.
[2023-03-09 07:03:11] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:03:13] [INFO ] Implicit Places using invariants and state equation in 1894 ms returned []
Implicit Place search using SMT with State Equation took 2124 ms to find 0 implicit places.
[2023-03-09 07:03:13] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:03:13] [INFO ] Invariant cache hit.
[2023-03-09 07:03:13] [INFO ] Dead Transitions using invariants and state equation in 184 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2333 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 15 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
[2023-03-09 07:03:13] [INFO ] Computed 31 place invariants in 10 ms
[2023-03-09 07:03:13] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-09 07:03:13] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:03:13] [INFO ] After 178ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-09 07:03:13] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:03:13] [INFO ] After 112ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:03:13] [INFO ] After 13ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:13] [INFO ] After 31ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:03:13] [INFO ] After 228ms 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 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 896 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 616587 steps, run timeout after 3001 ms. (steps per millisecond=205 ) properties seen :{}
Probabilistic random walk after 616587 steps, saw 308367 distinct states, run finished after 3001 ms. (steps per millisecond=205 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:03:17] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:03:17] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:03:17] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 07:03:17] [INFO ] After 167ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:03:17] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:03:17] [INFO ] After 66ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:17] [INFO ] After 323ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:17] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:03:17] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 07:03:17] [INFO ] After 191ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:17] [INFO ] After 108ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:17] [INFO ] Deduced a trap composed of 20 places in 81 ms of which 1 ms to minimize.
[2023-03-09 07:03:17] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 0 ms to minimize.
[2023-03-09 07:03:18] [INFO ] Deduced a trap composed of 12 places in 73 ms of which 0 ms to minimize.
[2023-03-09 07:03:18] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 292 ms
[2023-03-09 07:03:18] [INFO ] After 452ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:03:18] [INFO ] After 760ms 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 16 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 17 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1423 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 889 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 637714 steps, run timeout after 3001 ms. (steps per millisecond=212 ) properties seen :{}
Probabilistic random walk after 637714 steps, saw 318934 distinct states, run finished after 3001 ms. (steps per millisecond=212 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:03:21] [INFO ] Computed 43 place invariants in 13 ms
[2023-03-09 07:03:21] [INFO ] [Real]Absence check using 7 positive place invariants in 10 ms returned sat
[2023-03-09 07:03:21] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 16 ms returned sat
[2023-03-09 07:03:21] [INFO ] After 175ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:03:21] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:03:21] [INFO ] After 114ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:21] [INFO ] After 378ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:21] [INFO ] [Nat]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-09 07:03:21] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 16 ms returned sat
[2023-03-09 07:03:21] [INFO ] After 172ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:21] [INFO ] After 139ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:22] [INFO ] Deduced a trap composed of 64 places in 130 ms of which 1 ms to minimize.
[2023-03-09 07:03:22] [INFO ] Deduced a trap composed of 17 places in 78 ms of which 0 ms to minimize.
[2023-03-09 07:03:22] [INFO ] Deduced a trap composed of 13 places in 134 ms of which 0 ms to minimize.
[2023-03-09 07:03:22] [INFO ] Deduced a trap composed of 12 places in 136 ms of which 0 ms to minimize.
[2023-03-09 07:03:22] [INFO ] Deduced a trap composed of 63 places in 139 ms of which 0 ms to minimize.
[2023-03-09 07:03:22] [INFO ] Deduced a trap composed of 64 places in 129 ms of which 0 ms to minimize.
[2023-03-09 07:03:23] [INFO ] Deduced a trap composed of 68 places in 128 ms of which 1 ms to minimize.
[2023-03-09 07:03:23] [INFO ] Deduced a trap composed of 60 places in 125 ms of which 1 ms to minimize.
[2023-03-09 07:03:23] [INFO ] Deduced a trap composed of 18 places in 122 ms of which 0 ms to minimize.
[2023-03-09 07:03:23] [INFO ] Deduced a trap composed of 64 places in 121 ms of which 0 ms to minimize.
[2023-03-09 07:03:23] [INFO ] Deduced a trap composed of 19 places in 155 ms of which 0 ms to minimize.
[2023-03-09 07:03:23] [INFO ] Deduced a trap composed of 10 places in 131 ms of which 0 ms to minimize.
[2023-03-09 07:03:24] [INFO ] Deduced a trap composed of 14 places in 155 ms of which 0 ms to minimize.
[2023-03-09 07:03:24] [INFO ] Trap strengthening (SAT) tested/added 14/13 trap constraints in 2473 ms
[2023-03-09 07:03:24] [INFO ] After 2627ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 41 ms.
[2023-03-09 07:03:24] [INFO ] After 2923ms 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 4 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-09 07:03:24] [INFO ] Invariant cache hit.
[2023-03-09 07:03:24] [INFO ] Implicit Places using invariants in 450 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 451 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
[2023-03-09 07:03:24] [INFO ] Computed 31 place invariants in 18 ms
[2023-03-09 07:03:25] [INFO ] Implicit Places using invariants in 289 ms returned []
[2023-03-09 07:03:25] [INFO ] Invariant cache hit.
[2023-03-09 07:03:25] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:03:26] [INFO ] Implicit Places using invariants and state equation in 1624 ms returned []
Implicit Place search using SMT with State Equation took 1915 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 2378 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1436 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 923 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 634534 steps, run timeout after 3001 ms. (steps per millisecond=211 ) properties seen :{}
Probabilistic random walk after 634534 steps, saw 317340 distinct states, run finished after 3003 ms. (steps per millisecond=211 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:03:29] [INFO ] Invariant cache hit.
[2023-03-09 07:03:29] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:03:29] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:03:30] [INFO ] After 141ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:03:30] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:03:30] [INFO ] After 160ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:30] [INFO ] After 377ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-09 07:03:30] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:03:30] [INFO ] After 130ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:30] [INFO ] After 131ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:30] [INFO ] Deduced a trap composed of 59 places in 150 ms of which 0 ms to minimize.
[2023-03-09 07:03:30] [INFO ] Deduced a trap composed of 63 places in 187 ms of which 0 ms to minimize.
[2023-03-09 07:03:31] [INFO ] Deduced a trap composed of 65 places in 143 ms of which 1 ms to minimize.
[2023-03-09 07:03:31] [INFO ] Deduced a trap composed of 16 places in 138 ms of which 0 ms to minimize.
[2023-03-09 07:03:31] [INFO ] Deduced a trap composed of 61 places in 186 ms of which 1 ms to minimize.
[2023-03-09 07:03:31] [INFO ] Deduced a trap composed of 60 places in 140 ms of which 1 ms to minimize.
[2023-03-09 07:03:31] [INFO ] Deduced a trap composed of 52 places in 137 ms of which 0 ms to minimize.
[2023-03-09 07:03:32] [INFO ] Deduced a trap composed of 66 places in 182 ms of which 1 ms to minimize.
[2023-03-09 07:03:32] [INFO ] Deduced a trap composed of 63 places in 137 ms of which 1 ms to minimize.
[2023-03-09 07:03:32] [INFO ] Deduced a trap composed of 52 places in 145 ms of which 0 ms to minimize.
[2023-03-09 07:03:32] [INFO ] Deduced a trap composed of 16 places in 138 ms of which 1 ms to minimize.
[2023-03-09 07:03:32] [INFO ] Deduced a trap composed of 61 places in 143 ms of which 1 ms to minimize.
[2023-03-09 07:03:33] [INFO ] Deduced a trap composed of 10 places in 135 ms of which 0 ms to minimize.
[2023-03-09 07:03:33] [INFO ] Deduced a trap composed of 63 places in 138 ms of which 0 ms to minimize.
[2023-03-09 07:03:33] [INFO ] Deduced a trap composed of 22 places in 133 ms of which 0 ms to minimize.
[2023-03-09 07:03:33] [INFO ] Deduced a trap composed of 53 places in 137 ms of which 1 ms to minimize.
[2023-03-09 07:03:33] [INFO ] Deduced a trap composed of 57 places in 131 ms of which 0 ms to minimize.
[2023-03-09 07:03:34] [INFO ] Deduced a trap composed of 62 places in 168 ms of which 1 ms to minimize.
[2023-03-09 07:03:34] [INFO ] Deduced a trap composed of 68 places in 130 ms of which 1 ms to minimize.
[2023-03-09 07:03:34] [INFO ] Deduced a trap composed of 57 places in 169 ms of which 1 ms to minimize.
[2023-03-09 07:03:34] [INFO ] Deduced a trap composed of 9 places in 130 ms of which 1 ms to minimize.
[2023-03-09 07:03:34] [INFO ] Deduced a trap composed of 13 places in 167 ms of which 1 ms to minimize.
[2023-03-09 07:03:35] [INFO ] Deduced a trap composed of 52 places in 168 ms of which 0 ms to minimize.
[2023-03-09 07:03:35] [INFO ] Deduced a trap composed of 13 places in 164 ms of which 0 ms to minimize.
[2023-03-09 07:03:35] [INFO ] Deduced a trap composed of 67 places in 133 ms of which 0 ms to minimize.
[2023-03-09 07:03:35] [INFO ] Deduced a trap composed of 63 places in 134 ms of which 1 ms to minimize.
[2023-03-09 07:03:35] [INFO ] Deduced a trap composed of 60 places in 131 ms of which 0 ms to minimize.
[2023-03-09 07:03:36] [INFO ] Deduced a trap composed of 72 places in 133 ms of which 0 ms to minimize.
[2023-03-09 07:03:36] [INFO ] Deduced a trap composed of 21 places in 129 ms of which 0 ms to minimize.
[2023-03-09 07:03:36] [INFO ] Deduced a trap composed of 62 places in 129 ms of which 1 ms to minimize.
[2023-03-09 07:03:36] [INFO ] Deduced a trap composed of 12 places in 170 ms of which 1 ms to minimize.
[2023-03-09 07:03:37] [INFO ] Trap strengthening (SAT) tested/added 32/31 trap constraints in 6515 ms
[2023-03-09 07:03:37] [INFO ] After 6684ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 22 ms.
[2023-03-09 07:03:37] [INFO ] After 6910ms 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 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.
[2023-03-09 07:03:37] [INFO ] Invariant cache hit.
[2023-03-09 07:03:37] [INFO ] Implicit Places using invariants in 349 ms returned []
[2023-03-09 07:03:37] [INFO ] Invariant cache hit.
[2023-03-09 07:03:37] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:03:39] [INFO ] Implicit Places using invariants and state equation in 1726 ms returned []
Implicit Place search using SMT with State Equation took 2080 ms to find 0 implicit places.
[2023-03-09 07:03:39] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-09 07:03:39] [INFO ] Invariant cache hit.
[2023-03-09 07:03:39] [INFO ] Dead Transitions using invariants and state equation in 306 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2401 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 17 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
[2023-03-09 07:03:39] [INFO ] Computed 31 place invariants in 16 ms
[2023-03-09 07:03:39] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-09 07:03:39] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:03:39] [INFO ] After 104ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:03:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:03:39] [INFO ] After 56ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:39] [INFO ] After 226ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-09 07:03:39] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:03:40] [INFO ] After 95ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:40] [INFO ] After 44ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:40] [INFO ] Deduced a trap composed of 19 places in 85 ms of which 1 ms to minimize.
[2023-03-09 07:03:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 103 ms
[2023-03-09 07:03:40] [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 10 ms.
[2023-03-09 07:03:40] [INFO ] After 325ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1444 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 905 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 640293 steps, run timeout after 3001 ms. (steps per millisecond=213 ) properties seen :{}
Probabilistic random walk after 640293 steps, saw 320218 distinct states, run finished after 3001 ms. (steps per millisecond=213 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:03:43] [INFO ] Computed 43 place invariants in 9 ms
[2023-03-09 07:03:43] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:03:43] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 07:03:43] [INFO ] After 180ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:03:43] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:03:43] [INFO ] After 107ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:03:43] [INFO ] After 136ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 22 ms.
[2023-03-09 07:03:43] [INFO ] After 428ms 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 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 16 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 16 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1470 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 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 657122 steps, run timeout after 3001 ms. (steps per millisecond=218 ) properties seen :{}
Probabilistic random walk after 657122 steps, saw 328638 distinct states, run finished after 3001 ms. (steps per millisecond=218 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2023-03-09 07:03:46] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:03:46] [INFO ] [Real]Absence check using 13 positive place invariants in 20 ms returned sat
[2023-03-09 07:03:46] [INFO ] [Real]Absence check using 13 positive and 30 generalized place invariants in 9 ms returned sat
[2023-03-09 07:03:46] [INFO ] After 135ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:03:46] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:03:47] [INFO ] After 110ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:47] [INFO ] After 338ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 20 ms returned sat
[2023-03-09 07:03:47] [INFO ] [Nat]Absence check using 13 positive and 30 generalized place invariants in 10 ms returned sat
[2023-03-09 07:03:47] [INFO ] After 142ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:47] [INFO ] After 61ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:47] [INFO ] After 80ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:03:47] [INFO ] After 330ms 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 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 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.
[2023-03-09 07:03:47] [INFO ] Invariant cache hit.
[2023-03-09 07:03:47] [INFO ] Implicit Places using invariants in 420 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 423 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 12 ms. Remains 209 /214 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 209 cols
[2023-03-09 07:03:47] [INFO ] Computed 32 place invariants in 8 ms
[2023-03-09 07:03:48] [INFO ] Implicit Places using invariants in 212 ms returned []
[2023-03-09 07:03:48] [INFO ] Invariant cache hit.
[2023-03-09 07:03:48] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:03:49] [INFO ] Implicit Places using invariants and state equation in 1480 ms returned []
Implicit Place search using SMT with State Equation took 1704 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 2143 ms. Remains : 209/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1441 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 896 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 640059 steps, run timeout after 3001 ms. (steps per millisecond=213 ) properties seen :{}
Probabilistic random walk after 640059 steps, saw 320102 distinct states, run finished after 3003 ms. (steps per millisecond=213 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:03:52] [INFO ] Invariant cache hit.
[2023-03-09 07:03:52] [INFO ] [Real]Absence check using 6 positive place invariants in 8 ms returned sat
[2023-03-09 07:03:52] [INFO ] [Real]Absence check using 6 positive and 26 generalized place invariants in 10 ms returned sat
[2023-03-09 07:03:52] [INFO ] After 177ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:03:52] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:03:52] [INFO ] After 174ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:52] [INFO ] After 438ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:53] [INFO ] [Nat]Absence check using 6 positive place invariants in 9 ms returned sat
[2023-03-09 07:03:53] [INFO ] [Nat]Absence check using 6 positive and 26 generalized place invariants in 11 ms returned sat
[2023-03-09 07:03:53] [INFO ] After 114ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:53] [INFO ] After 106ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:53] [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 12 ms.
[2023-03-09 07:03:53] [INFO ] After 344ms 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 4 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2023-03-09 07:03:53] [INFO ] Invariant cache hit.
[2023-03-09 07:03:53] [INFO ] Implicit Places using invariants in 225 ms returned []
[2023-03-09 07:03:53] [INFO ] Invariant cache hit.
[2023-03-09 07:03:53] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:03:55] [INFO ] Implicit Places using invariants and state equation in 1888 ms returned []
Implicit Place search using SMT with State Equation took 2130 ms to find 0 implicit places.
[2023-03-09 07:03:55] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:03:55] [INFO ] Invariant cache hit.
[2023-03-09 07:03:55] [INFO ] Dead Transitions using invariants and state equation in 176 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2328 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 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 18 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
[2023-03-09 07:03:55] [INFO ] Computed 32 place invariants in 10 ms
[2023-03-09 07:03:55] [INFO ] [Real]Absence check using 14 positive place invariants in 15 ms returned sat
[2023-03-09 07:03:55] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:03:56] [INFO ] After 299ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:03:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:03:56] [INFO ] After 12ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:03:56] [INFO ] Deduced a trap composed of 5 places in 87 ms of which 0 ms to minimize.
[2023-03-09 07:03:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 106 ms
[2023-03-09 07:03:56] [INFO ] After 132ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:56] [INFO ] After 506ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:03:56] [INFO ] [Nat]Absence check using 14 positive place invariants in 14 ms returned sat
[2023-03-09 07:03:56] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:03:56] [INFO ] After 132ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:56] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:03:56] [INFO ] Deduced a trap composed of 5 places in 69 ms of which 1 ms to minimize.
[2023-03-09 07:03:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 86 ms
[2023-03-09 07:03:56] [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 16 ms.
[2023-03-09 07:03:56] [INFO ] After 331ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1479 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 903 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 620476 steps, run timeout after 3001 ms. (steps per millisecond=206 ) properties seen :{}
Probabilistic random walk after 620476 steps, saw 310310 distinct states, run finished after 3002 ms. (steps per millisecond=206 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:03:59] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:03:59] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:03:59] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2023-03-09 07:03:59] [INFO ] After 143ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:03:59] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:03:59] [INFO ] After 57ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:03:59] [INFO ] After 80ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:03:59] [INFO ] After 331ms 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 13 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 13 ms. Remains : 227/252 places, 221/246 transitions.
Incomplete random walk after 10000 steps, including 1443 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 924 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 637186 steps, run timeout after 3001 ms. (steps per millisecond=212 ) properties seen :{}
Probabilistic random walk after 637186 steps, saw 318669 distinct states, run finished after 3001 ms. (steps per millisecond=212 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 221 rows 227 cols
[2023-03-09 07:04:02] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:04:03] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:04:03] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 20 ms returned sat
[2023-03-09 07:04:03] [INFO ] After 163ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:04:03] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:04:03] [INFO ] After 138ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:03] [INFO ] After 417ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:03] [INFO ] [Nat]Absence check using 2 positive place invariants in 5 ms returned sat
[2023-03-09 07:04:03] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 22 ms returned sat
[2023-03-09 07:04:03] [INFO ] After 168ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:03] [INFO ] After 73ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:03] [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 14 ms.
[2023-03-09 07:04:03] [INFO ] After 437ms 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 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 3 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
[2023-03-09 07:04:03] [INFO ] Invariant cache hit.
[2023-03-09 07:04:04] [INFO ] Implicit Places using invariants in 273 ms returned [43, 48, 97, 103, 124, 129, 149, 154, 175, 181]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 279 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 7 ms. Remains 212 /217 variables (removed 5) and now considering 216/221 (removed 5) transitions.
// Phase 1: matrix 216 rows 212 cols
[2023-03-09 07:04:04] [INFO ] Computed 33 place invariants in 11 ms
[2023-03-09 07:04:04] [INFO ] Implicit Places using invariants in 218 ms returned []
[2023-03-09 07:04:04] [INFO ] Invariant cache hit.
[2023-03-09 07:04:04] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:04:05] [INFO ] Implicit Places using invariants and state equation in 1330 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 : 212/227 places, 216/221 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1848 ms. Remains : 212/227 places, 216/221 transitions.
Incomplete random walk after 10000 steps, including 1461 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 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 649642 steps, run timeout after 3001 ms. (steps per millisecond=216 ) properties seen :{}
Probabilistic random walk after 649642 steps, saw 324897 distinct states, run finished after 3001 ms. (steps per millisecond=216 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:04:08] [INFO ] Invariant cache hit.
[2023-03-09 07:04:08] [INFO ] [Real]Absence check using 4 positive place invariants in 6 ms returned sat
[2023-03-09 07:04:08] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 12 ms returned sat
[2023-03-09 07:04:08] [INFO ] After 154ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:04:08] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:04:09] [INFO ] After 216ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:09] [INFO ] After 453ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:09] [INFO ] [Nat]Absence check using 4 positive place invariants in 6 ms returned sat
[2023-03-09 07:04:09] [INFO ] [Nat]Absence check using 4 positive and 29 generalized place invariants in 11 ms returned sat
[2023-03-09 07:04:09] [INFO ] After 147ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:09] [INFO ] After 408ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:09] [INFO ] After 428ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:04:09] [INFO ] After 667ms 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.
[2023-03-09 07:04:09] [INFO ] Invariant cache hit.
[2023-03-09 07:04:10] [INFO ] Implicit Places using invariants in 208 ms returned []
[2023-03-09 07:04:10] [INFO ] Invariant cache hit.
[2023-03-09 07:04:10] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:04:12] [INFO ] Implicit Places using invariants and state equation in 1927 ms returned []
Implicit Place search using SMT with State Equation took 2163 ms to find 0 implicit places.
[2023-03-09 07:04:12] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:04:12] [INFO ] Invariant cache hit.
[2023-03-09 07:04:12] [INFO ] Dead Transitions using invariants and state equation in 173 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2364 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 14 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
[2023-03-09 07:04:12] [INFO ] Computed 33 place invariants in 12 ms
[2023-03-09 07:04:12] [INFO ] [Real]Absence check using 6 positive place invariants in 4 ms returned sat
[2023-03-09 07:04:12] [INFO ] [Real]Absence check using 6 positive and 27 generalized place invariants in 12 ms returned sat
[2023-03-09 07:04:12] [INFO ] After 98ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:04:12] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:04:12] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:04:12] [INFO ] After 27ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-09 07:04:12] [INFO ] After 227ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
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 10001 steps, including 914 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Detected timeout of ITS tools.
Built C files in :
/tmp/ltsmin18266778339839212924
[2023-03-09 07:04:12] [INFO ] Built C files in 42ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin18266778339839212924
Running compilation step : cd /tmp/ltsmin18266778339839212924;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '120' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 984 ms.
Running link step : cd /tmp/ltsmin18266778339839212924;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 48 ms.
Running LTSmin : cd /tmp/ltsmin18266778339839212924;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '-i' 'qltransition_17==true'
Interrupted probabilistic random walk after 441564 steps, run timeout after 3012 ms. (steps per millisecond=146 ) properties seen :{}
Probabilistic random walk after 441564 steps, saw 220834 distinct states, run finished after 3013 ms. (steps per millisecond=146 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:04:15] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:04:15] [INFO ] [Real]Absence check using 2 positive place invariants in 14 ms returned sat
[2023-03-09 07:04:15] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 40 ms returned sat
[2023-03-09 07:04:16] [INFO ] After 296ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:04:16] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:04:16] [INFO ] After 240ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:04:16] [INFO ] After 342ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:16] [INFO ] After 835ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:16] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-03-09 07:04:16] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 25 ms returned sat
[2023-03-09 07:04:17] [INFO ] After 481ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:17] [INFO ] After 313ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:17] [INFO ] Deduced a trap composed of 19 places in 223 ms of which 1 ms to minimize.
[2023-03-09 07:04:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 281 ms
[2023-03-09 07:04:17] [INFO ] After 663ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 47 ms.
[2023-03-09 07:04:17] [INFO ] After 1368ms 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 32 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 40 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1422 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 872 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 273470 steps, run timeout after 3005 ms. (steps per millisecond=91 ) properties seen :{}
Probabilistic random walk after 273470 steps, saw 136766 distinct states, run finished after 3006 ms. (steps per millisecond=90 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:04:20] [INFO ] Computed 43 place invariants in 12 ms
[2023-03-09 07:04:21] [INFO ] [Real]Absence check using 7 positive place invariants in 18 ms returned sat
[2023-03-09 07:04:21] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 24 ms returned sat
[2023-03-09 07:04:21] [INFO ] After 236ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:04:21] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:04:21] [INFO ] After 150ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:04:21] [INFO ] After 191ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 105 ms.
[2023-03-09 07:04:21] [INFO ] After 693ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:21] [INFO ] [Nat]Absence check using 7 positive place invariants in 32 ms returned sat
[2023-03-09 07:04:21] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 23 ms returned sat
[2023-03-09 07:04:22] [INFO ] After 229ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:22] [INFO ] After 219ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:22] [INFO ] After 275ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 28 ms.
[2023-03-09 07:04:22] [INFO ] After 720ms 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 18 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.
[2023-03-09 07:04:22] [INFO ] Invariant cache hit.
[2023-03-09 07:04:22] [INFO ] Implicit Places using invariants in 549 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 554 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
[2023-03-09 07:04:22] [INFO ] Computed 31 place invariants in 11 ms
[2023-03-09 07:04:23] [INFO ] Implicit Places using invariants in 357 ms returned []
[2023-03-09 07:04:23] [INFO ] Invariant cache hit.
[2023-03-09 07:04:23] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:04:26] [INFO ] Implicit Places using invariants and state equation in 3644 ms returned []
Implicit Place search using SMT with State Equation took 4009 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 4588 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1433 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 924 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 274563 steps, run timeout after 3005 ms. (steps per millisecond=91 ) properties seen :{}
Probabilistic random walk after 274563 steps, saw 137313 distinct states, run finished after 3022 ms. (steps per millisecond=90 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:04:30] [INFO ] Invariant cache hit.
[2023-03-09 07:04:30] [INFO ] [Real]Absence check using 13 positive place invariants in 21 ms returned sat
[2023-03-09 07:04:30] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 11 ms returned sat
[2023-03-09 07:04:30] [INFO ] After 222ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:04:30] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:04:30] [INFO ] After 149ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:30] [INFO ] After 526ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 22 ms returned sat
[2023-03-09 07:04:30] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 18 ms returned sat
[2023-03-09 07:04:30] [INFO ] After 208ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:31] [INFO ] After 126ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:31] [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 15 ms.
[2023-03-09 07:04:31] [INFO ] After 530ms 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 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 14 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.
[2023-03-09 07:04:31] [INFO ] Invariant cache hit.
[2023-03-09 07:04:31] [INFO ] Implicit Places using invariants in 369 ms returned []
[2023-03-09 07:04:31] [INFO ] Invariant cache hit.
[2023-03-09 07:04:31] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:04:34] [INFO ] Implicit Places using invariants and state equation in 3344 ms returned []
Implicit Place search using SMT with State Equation took 3719 ms to find 0 implicit places.
[2023-03-09 07:04:34] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:04:34] [INFO ] Invariant cache hit.
[2023-03-09 07:04:35] [INFO ] Dead Transitions using invariants and state equation in 304 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4046 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 28 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
[2023-03-09 07:04:35] [INFO ] Computed 31 place invariants in 18 ms
[2023-03-09 07:04:35] [INFO ] [Real]Absence check using 13 positive place invariants in 31 ms returned sat
[2023-03-09 07:04:35] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 9 ms returned sat
[2023-03-09 07:04:35] [INFO ] After 210ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:04:35] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:04:35] [INFO ] After 23ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:04:35] [INFO ] Deduced a trap composed of 16 places in 127 ms of which 0 ms to minimize.
[2023-03-09 07:04:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 146 ms
[2023-03-09 07:04:35] [INFO ] After 180ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:35] [INFO ] After 547ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-09 07:04:35] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 4 ms returned sat
[2023-03-09 07:04:36] [INFO ] After 203ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:36] [INFO ] After 24ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:36] [INFO ] Deduced a trap composed of 19 places in 109 ms of which 0 ms to minimize.
[2023-03-09 07:04:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 126 ms
[2023-03-09 07:04:36] [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 19 ms.
[2023-03-09 07:04:36] [INFO ] After 506ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1407 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 906 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 266696 steps, run timeout after 3014 ms. (steps per millisecond=88 ) properties seen :{}
Probabilistic random walk after 266696 steps, saw 133379 distinct states, run finished after 3018 ms. (steps per millisecond=88 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:04:39] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:04:39] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-03-09 07:04:39] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 23 ms returned sat
[2023-03-09 07:04:39] [INFO ] After 235ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:04:39] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:04:40] [INFO ] After 345ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:40] [INFO ] After 738ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:40] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:04:40] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 20 ms returned sat
[2023-03-09 07:04:40] [INFO ] After 231ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:40] [INFO ] After 213ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:40] [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 27 ms.
[2023-03-09 07:04:40] [INFO ] After 654ms 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 41 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 57 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1452 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 904 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 259502 steps, run timeout after 3010 ms. (steps per millisecond=86 ) properties seen :{}
Probabilistic random walk after 259502 steps, saw 129776 distinct states, run finished after 3011 ms. (steps per millisecond=86 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2023-03-09 07:04:43] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:04:44] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-09 07:04:44] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 54 ms returned sat
[2023-03-09 07:04:44] [INFO ] After 247ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:04:44] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:04:44] [INFO ] After 189ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:44] [INFO ] After 609ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-09 07:04:44] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 51 ms returned sat
[2023-03-09 07:04:44] [INFO ] After 216ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:45] [INFO ] After 262ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:45] [INFO ] After 306ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:04:45] [INFO ] After 689ms 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 12 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2023-03-09 07:04:45] [INFO ] Invariant cache hit.
[2023-03-09 07:04:45] [INFO ] Implicit Places using invariants in 494 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 496 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 11 ms. Remains 209 /214 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 209 cols
[2023-03-09 07:04:45] [INFO ] Computed 32 place invariants in 19 ms
[2023-03-09 07:04:46] [INFO ] Implicit Places using invariants in 446 ms returned []
[2023-03-09 07:04:46] [INFO ] Invariant cache hit.
[2023-03-09 07:04:46] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:04:50] [INFO ] Implicit Places using invariants and state equation in 4386 ms returned []
Implicit Place search using SMT with State Equation took 4840 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 5361 ms. Remains : 209/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1463 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 898 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 283316 steps, run timeout after 3001 ms. (steps per millisecond=94 ) properties seen :{}
Probabilistic random walk after 283316 steps, saw 141689 distinct states, run finished after 3002 ms. (steps per millisecond=94 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:04:53] [INFO ] Invariant cache hit.
[2023-03-09 07:04:53] [INFO ] [Real]Absence check using 14 positive place invariants in 48 ms returned sat
[2023-03-09 07:04:53] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 9 ms returned sat
[2023-03-09 07:04:54] [INFO ] After 237ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:04:54] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:04:54] [INFO ] After 79ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:54] [INFO ] After 509ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:04:54] [INFO ] [Nat]Absence check using 14 positive place invariants in 41 ms returned sat
[2023-03-09 07:04:54] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:04:54] [INFO ] After 249ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:54] [INFO ] After 91ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:04:54] [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 27 ms.
[2023-03-09 07:04:54] [INFO ] After 574ms 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 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 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.
[2023-03-09 07:04:54] [INFO ] Invariant cache hit.
[2023-03-09 07:04:55] [INFO ] Implicit Places using invariants in 382 ms returned []
[2023-03-09 07:04:55] [INFO ] Invariant cache hit.
[2023-03-09 07:04:55] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:05:01] [INFO ] Implicit Places using invariants and state equation in 5817 ms returned []
Implicit Place search using SMT with State Equation took 6201 ms to find 0 implicit places.
[2023-03-09 07:05:01] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:05:01] [INFO ] Invariant cache hit.
[2023-03-09 07:05:01] [INFO ] Dead Transitions using invariants and state equation in 254 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6489 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 14 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
[2023-03-09 07:05:01] [INFO ] Computed 32 place invariants in 11 ms
[2023-03-09 07:05:01] [INFO ] [Real]Absence check using 14 positive place invariants in 24 ms returned sat
[2023-03-09 07:05:01] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:05:01] [INFO ] After 195ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:05:01] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:05:01] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:05:01] [INFO ] Deduced a trap composed of 14 places in 154 ms of which 1 ms to minimize.
[2023-03-09 07:05:02] [INFO ] Deduced a trap composed of 19 places in 125 ms of which 1 ms to minimize.
[2023-03-09 07:05:02] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 312 ms
[2023-03-09 07:05:02] [INFO ] After 340ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:02] [INFO ] After 664ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:02] [INFO ] [Nat]Absence check using 14 positive place invariants in 20 ms returned sat
[2023-03-09 07:05:02] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 12 ms returned sat
[2023-03-09 07:05:02] [INFO ] After 187ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:02] [INFO ] After 21ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:02] [INFO ] Deduced a trap composed of 14 places in 157 ms of which 0 ms to minimize.
[2023-03-09 07:05:02] [INFO ] Deduced a trap composed of 19 places in 100 ms of which 0 ms to minimize.
[2023-03-09 07:05:02] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 288 ms
[2023-03-09 07:05:02] [INFO ] After 316ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 21 ms.
[2023-03-09 07:05:02] [INFO ] After 649ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1471 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 917 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Finished probabilistic random walk after 2031 steps, run visited all 1 properties in 12 ms. (steps per millisecond=169 )
Probabilistic random walk after 2031 steps, saw 1030 distinct states, run finished after 25 ms. (steps per millisecond=81 ) properties seen :1
Incomplete random walk after 10000 steps, including 1432 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 893 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 258023 steps, run timeout after 3009 ms. (steps per millisecond=85 ) properties seen :{}
Probabilistic random walk after 258023 steps, saw 129038 distinct states, run finished after 3010 ms. (steps per millisecond=85 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:05:05] [INFO ] Computed 43 place invariants in 33 ms
[2023-03-09 07:05:06] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:05:06] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 14 ms returned sat
[2023-03-09 07:05:06] [INFO ] After 231ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:05:06] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:05:06] [INFO ] After 96ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:06] [INFO ] After 438ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:06] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:05:06] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 38 ms returned sat
[2023-03-09 07:05:06] [INFO ] After 334ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:06] [INFO ] After 98ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:07] [INFO ] Deduced a trap composed of 17 places in 148 ms of which 1 ms to minimize.
[2023-03-09 07:05:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 176 ms
[2023-03-09 07:05:07] [INFO ] After 308ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 23 ms.
[2023-03-09 07:05:07] [INFO ] After 818ms 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 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 37 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1417 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 927 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 279734 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :{}
Probabilistic random walk after 279734 steps, saw 139897 distinct states, run finished after 3013 ms. (steps per millisecond=92 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:05:10] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:05:10] [INFO ] [Real]Absence check using 3 positive place invariants in 11 ms returned sat
[2023-03-09 07:05:10] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 35 ms returned sat
[2023-03-09 07:05:10] [INFO ] After 299ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:05:10] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:05:10] [INFO ] After 110ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:05:10] [INFO ] After 139ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 57 ms.
[2023-03-09 07:05:11] [INFO ] After 655ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-09 07:05:11] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 40 ms returned sat
[2023-03-09 07:05:11] [INFO ] After 322ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:11] [INFO ] After 204ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:11] [INFO ] Deduced a trap composed of 16 places in 161 ms of which 0 ms to minimize.
[2023-03-09 07:05:12] [INFO ] Deduced a trap composed of 13 places in 160 ms of which 1 ms to minimize.
[2023-03-09 07:05:12] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 402 ms
[2023-03-09 07:05:12] [INFO ] After 651ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 27 ms.
[2023-03-09 07:05:12] [INFO ] After 1182ms 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.
[2023-03-09 07:05:12] [INFO ] Invariant cache hit.
[2023-03-09 07:05:12] [INFO ] Implicit Places using invariants in 575 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 576 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 7 ms. Remains 207 /212 variables (removed 5) and now considering 213/218 (removed 5) transitions.
// Phase 1: matrix 213 rows 207 cols
[2023-03-09 07:05:12] [INFO ] Computed 31 place invariants in 27 ms
[2023-03-09 07:05:13] [INFO ] Implicit Places using invariants in 437 ms returned []
[2023-03-09 07:05:13] [INFO ] Invariant cache hit.
[2023-03-09 07:05:13] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:05:16] [INFO ] Implicit Places using invariants and state equation in 3428 ms returned []
Implicit Place search using SMT with State Equation took 3872 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 4459 ms. Remains : 207/224 places, 213/218 transitions.
Incomplete random walk after 10000 steps, including 1417 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 885 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 252229 steps, run timeout after 3005 ms. (steps per millisecond=83 ) properties seen :{}
Probabilistic random walk after 252229 steps, saw 126136 distinct states, run finished after 3006 ms. (steps per millisecond=83 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:05:19] [INFO ] Invariant cache hit.
[2023-03-09 07:05:19] [INFO ] [Real]Absence check using 13 positive place invariants in 28 ms returned sat
[2023-03-09 07:05:19] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 13 ms returned sat
[2023-03-09 07:05:20] [INFO ] After 316ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:05:20] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:05:20] [INFO ] After 421ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:20] [INFO ] After 913ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 31 ms returned sat
[2023-03-09 07:05:20] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 15 ms returned sat
[2023-03-09 07:05:21] [INFO ] After 228ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:21] [INFO ] After 295ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:21] [INFO ] Deduced a trap composed of 4 places in 176 ms of which 1 ms to minimize.
[2023-03-09 07:05:21] [INFO ] Deduced a trap composed of 16 places in 168 ms of which 1 ms to minimize.
[2023-03-09 07:05:21] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 385 ms
[2023-03-09 07:05:21] [INFO ] After 709ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 43 ms.
[2023-03-09 07:05:21] [INFO ] After 1134ms 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 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 11 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.
[2023-03-09 07:05:21] [INFO ] Invariant cache hit.
[2023-03-09 07:05:22] [INFO ] Implicit Places using invariants in 385 ms returned []
[2023-03-09 07:05:22] [INFO ] Invariant cache hit.
[2023-03-09 07:05:22] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:05:27] [INFO ] Implicit Places using invariants and state equation in 4963 ms returned []
Implicit Place search using SMT with State Equation took 5350 ms to find 0 implicit places.
[2023-03-09 07:05:27] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:05:27] [INFO ] Invariant cache hit.
[2023-03-09 07:05:27] [INFO ] Dead Transitions using invariants and state equation in 317 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5708 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 16 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
[2023-03-09 07:05:27] [INFO ] Computed 31 place invariants in 9 ms
[2023-03-09 07:05:27] [INFO ] [Real]Absence check using 13 positive place invariants in 22 ms returned sat
[2023-03-09 07:05:27] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 12 ms returned sat
[2023-03-09 07:05:27] [INFO ] After 201ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:05:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:05:27] [INFO ] After 21ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:05:28] [INFO ] Deduced a trap composed of 13 places in 159 ms of which 1 ms to minimize.
[2023-03-09 07:05:28] [INFO ] Deduced a trap composed of 11 places in 160 ms of which 0 ms to minimize.
[2023-03-09 07:05:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 347 ms
[2023-03-09 07:05:28] [INFO ] After 377ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:28] [INFO ] After 712ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 22 ms returned sat
[2023-03-09 07:05:28] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 4 ms returned sat
[2023-03-09 07:05:28] [INFO ] After 277ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:28] [INFO ] After 20ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:28] [INFO ] Deduced a trap composed of 13 places in 120 ms of which 1 ms to minimize.
[2023-03-09 07:05:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 149 ms
[2023-03-09 07:05:28] [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 21 ms.
[2023-03-09 07:05:28] [INFO ] After 574ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1450 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 914 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Finished probabilistic random walk after 2031 steps, run visited all 1 properties in 12 ms. (steps per millisecond=169 )
Probabilistic random walk after 2031 steps, saw 1030 distinct states, run finished after 25 ms. (steps per millisecond=81 ) properties seen :1
Incomplete random walk after 10000 steps, including 1415 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 917 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 281415 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :{}
Probabilistic random walk after 281415 steps, saw 140740 distinct states, run finished after 3015 ms. (steps per millisecond=93 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:05:32] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:05:32] [INFO ] [Real]Absence check using 2 positive place invariants in 10 ms returned sat
[2023-03-09 07:05:32] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 20 ms returned sat
[2023-03-09 07:05:32] [INFO ] After 556ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:32] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-03-09 07:05:32] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 25 ms returned sat
[2023-03-09 07:05:33] [INFO ] After 291ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:33] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:05:33] [INFO ] After 106ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:33] [INFO ] After 160ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 27 ms.
[2023-03-09 07:05:33] [INFO ] After 616ms 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 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 33 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1433 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 930 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 270370 steps, run timeout after 3001 ms. (steps per millisecond=90 ) properties seen :{}
Probabilistic random walk after 270370 steps, saw 135219 distinct states, run finished after 3013 ms. (steps per millisecond=89 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:05:36] [INFO ] Computed 43 place invariants in 25 ms
[2023-03-09 07:05:36] [INFO ] [Real]Absence check using 7 positive place invariants in 35 ms returned sat
[2023-03-09 07:05:36] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 34 ms returned sat
[2023-03-09 07:05:36] [INFO ] After 379ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:05:36] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:05:37] [INFO ] After 118ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:37] [INFO ] After 725ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:37] [INFO ] [Nat]Absence check using 7 positive place invariants in 29 ms returned sat
[2023-03-09 07:05:37] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 19 ms returned sat
[2023-03-09 07:05:37] [INFO ] After 305ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:37] [INFO ] After 150ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:37] [INFO ] After 182ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-09 07:05:37] [INFO ] After 676ms 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 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.
[2023-03-09 07:05:37] [INFO ] Invariant cache hit.
[2023-03-09 07:05:38] [INFO ] Implicit Places using invariants in 627 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 628 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
[2023-03-09 07:05:38] [INFO ] Computed 31 place invariants in 11 ms
[2023-03-09 07:05:38] [INFO ] Implicit Places using invariants in 376 ms returned []
[2023-03-09 07:05:38] [INFO ] Invariant cache hit.
[2023-03-09 07:05:39] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:05:42] [INFO ] Implicit Places using invariants and state equation in 4071 ms returned []
Implicit Place search using SMT with State Equation took 4449 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 5098 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1445 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 903 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 275872 steps, run timeout after 3011 ms. (steps per millisecond=91 ) properties seen :{}
Probabilistic random walk after 275872 steps, saw 137969 distinct states, run finished after 3012 ms. (steps per millisecond=91 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:05:45] [INFO ] Invariant cache hit.
[2023-03-09 07:05:46] [INFO ] [Real]Absence check using 13 positive place invariants in 23 ms returned sat
[2023-03-09 07:05:46] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 4 ms returned sat
[2023-03-09 07:05:46] [INFO ] After 267ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:05:46] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:05:46] [INFO ] After 145ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:46] [INFO ] After 547ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 21 ms returned sat
[2023-03-09 07:05:46] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 11 ms returned sat
[2023-03-09 07:05:46] [INFO ] After 259ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:47] [INFO ] After 148ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:47] [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 28 ms.
[2023-03-09 07:05:47] [INFO ] After 621ms 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 4 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2023-03-09 07:05:47] [INFO ] Invariant cache hit.
[2023-03-09 07:05:47] [INFO ] Implicit Places using invariants in 348 ms returned []
[2023-03-09 07:05:47] [INFO ] Invariant cache hit.
[2023-03-09 07:05:47] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:05:50] [INFO ] Implicit Places using invariants and state equation in 3477 ms returned []
Implicit Place search using SMT with State Equation took 3827 ms to find 0 implicit places.
[2023-03-09 07:05:50] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:05:50] [INFO ] Invariant cache hit.
[2023-03-09 07:05:51] [INFO ] Dead Transitions using invariants and state equation in 311 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4151 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 12 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
[2023-03-09 07:05:51] [INFO ] Computed 31 place invariants in 10 ms
[2023-03-09 07:05:51] [INFO ] [Real]Absence check using 13 positive place invariants in 19 ms returned sat
[2023-03-09 07:05:51] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 16 ms returned sat
[2023-03-09 07:05:51] [INFO ] After 188ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:05:51] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:05:51] [INFO ] After 19ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:05:51] [INFO ] Deduced a trap composed of 5 places in 139 ms of which 1 ms to minimize.
[2023-03-09 07:05:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 157 ms
[2023-03-09 07:05:51] [INFO ] After 199ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:51] [INFO ] After 509ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 27 ms returned sat
[2023-03-09 07:05:52] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 4 ms returned sat
[2023-03-09 07:05:52] [INFO ] After 245ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:52] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:52] [INFO ] Deduced a trap composed of 5 places in 267 ms of which 1 ms to minimize.
[2023-03-09 07:05:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 323 ms
[2023-03-09 07:05:52] [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 17 ms.
[2023-03-09 07:05:52] [INFO ] After 846ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1466 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 893 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 266286 steps, run timeout after 3001 ms. (steps per millisecond=88 ) properties seen :{}
Probabilistic random walk after 266286 steps, saw 133174 distinct states, run finished after 3017 ms. (steps per millisecond=88 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:05:55] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:05:55] [INFO ] [Real]Absence check using 2 positive place invariants in 35 ms returned sat
[2023-03-09 07:05:55] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 33 ms returned sat
[2023-03-09 07:05:56] [INFO ] After 319ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:05:56] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:05:56] [INFO ] After 52ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:56] [INFO ] After 580ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:05:56] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-03-09 07:05:56] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 21 ms returned sat
[2023-03-09 07:05:56] [INFO ] After 270ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:56] [INFO ] After 75ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:05:56] [INFO ] After 115ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 24 ms.
[2023-03-09 07:05:56] [INFO ] After 535ms 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 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 26 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1444 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 923 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 271013 steps, run timeout after 3017 ms. (steps per millisecond=89 ) properties seen :{}
Probabilistic random walk after 271013 steps, saw 135539 distinct states, run finished after 3017 ms. (steps per millisecond=89 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:06:00] [INFO ] Computed 43 place invariants in 20 ms
[2023-03-09 07:06:00] [INFO ] [Real]Absence check using 7 positive place invariants in 22 ms returned sat
[2023-03-09 07:06:00] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 20 ms returned sat
[2023-03-09 07:06:00] [INFO ] After 498ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:06:00] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:06:01] [INFO ] After 583ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:01] [INFO ] After 1272ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:01] [INFO ] [Nat]Absence check using 7 positive place invariants in 20 ms returned sat
[2023-03-09 07:06:01] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 19 ms returned sat
[2023-03-09 07:06:02] [INFO ] After 601ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:02] [INFO ] After 399ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:02] [INFO ] After 427ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:06:02] [INFO ] After 1224ms 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 39 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.
[2023-03-09 07:06:02] [INFO ] Invariant cache hit.
[2023-03-09 07:06:03] [INFO ] Implicit Places using invariants in 712 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 716 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 64 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2023-03-09 07:06:03] [INFO ] Computed 31 place invariants in 11 ms
[2023-03-09 07:06:03] [INFO ] Implicit Places using invariants in 385 ms returned []
[2023-03-09 07:06:03] [INFO ] Invariant cache hit.
[2023-03-09 07:06:04] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:06:07] [INFO ] Implicit Places using invariants and state equation in 3915 ms returned []
Implicit Place search using SMT with State Equation took 4307 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 5095 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1416 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 887 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 272667 steps, run timeout after 3012 ms. (steps per millisecond=90 ) properties seen :{}
Probabilistic random walk after 272667 steps, saw 136365 distinct states, run finished after 3013 ms. (steps per millisecond=90 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:06:10] [INFO ] Invariant cache hit.
[2023-03-09 07:06:10] [INFO ] [Real]Absence check using 13 positive place invariants in 44 ms returned sat
[2023-03-09 07:06:10] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:06:11] [INFO ] After 273ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:06:11] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:06:11] [INFO ] After 146ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:11] [INFO ] After 608ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 24 ms returned sat
[2023-03-09 07:06:11] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:06:11] [INFO ] After 279ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:11] [INFO ] After 160ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:12] [INFO ] After 191ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-09 07:06:12] [INFO ] After 647ms 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.
[2023-03-09 07:06:12] [INFO ] Invariant cache hit.
[2023-03-09 07:06:12] [INFO ] Implicit Places using invariants in 383 ms returned []
[2023-03-09 07:06:12] [INFO ] Invariant cache hit.
[2023-03-09 07:06:12] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:06:16] [INFO ] Implicit Places using invariants and state equation in 3967 ms returned []
Implicit Place search using SMT with State Equation took 4355 ms to find 0 implicit places.
[2023-03-09 07:06:16] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-09 07:06:16] [INFO ] Invariant cache hit.
[2023-03-09 07:06:16] [INFO ] Dead Transitions using invariants and state equation in 337 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4738 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 1 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 19 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
[2023-03-09 07:06:16] [INFO ] Computed 31 place invariants in 10 ms
[2023-03-09 07:06:16] [INFO ] [Real]Absence check using 13 positive place invariants in 33 ms returned sat
[2023-03-09 07:06:16] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 9 ms returned sat
[2023-03-09 07:06:17] [INFO ] After 237ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:06:17] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:06:17] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:06:17] [INFO ] Deduced a trap composed of 16 places in 171 ms of which 1 ms to minimize.
[2023-03-09 07:06:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 190 ms
[2023-03-09 07:06:17] [INFO ] After 219ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:17] [INFO ] After 612ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 33 ms returned sat
[2023-03-09 07:06:17] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 9 ms returned sat
[2023-03-09 07:06:17] [INFO ] After 243ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:17] [INFO ] After 20ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:18] [INFO ] Deduced a trap composed of 16 places in 174 ms of which 0 ms to minimize.
[2023-03-09 07:06:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 192 ms
[2023-03-09 07:06:18] [INFO ] After 228ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2023-03-09 07:06:18] [INFO ] After 649ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1486 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 887 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :0
pins2lts-mc-linux64, 0.000: Registering PINS so language module
pins2lts-mc-linux64( 0/ 8), 0.002: Loading model from ./gal.so
pins2lts-mc-linux64( 0/ 8), 0.003: library has no initializer
pins2lts-mc-linux64( 0/ 8), 0.003: loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.002: library has no initializer
pins2lts-mc-linux64( 2/ 8), 0.002: loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.004: completed loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.003: completed loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.005: library has no initializer
pins2lts-mc-linux64( 4/ 8), 0.005: loading model GAL
pins2lts-mc-linux64( 1/ 8), 0.004: library has no initializer
pins2lts-mc-linux64( 1/ 8), 0.004: loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.005: completed loading model GAL
pins2lts-mc-linux64( 1/ 8), 0.005: completed loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.005: library has no initializer
pins2lts-mc-linux64( 6/ 8), 0.005: loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.005: completed loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.005: library has no initializer
pins2lts-mc-linux64( 3/ 8), 0.005: loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.006: completed loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.006: library has no initializer
pins2lts-mc-linux64( 5/ 8), 0.006: loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.006: completed loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.007: library has no initializer
pins2lts-mc-linux64( 7/ 8), 0.007: loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.008: completed loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.018: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 2/ 8), 0.019: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 3/ 8), 0.018: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 1/ 8), 0.018: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 7/ 8), 0.019: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 4/ 8), 0.020: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 5/ 8), 0.019: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 0/ 8), 0.021: "qltransition_17==true" is not a file, parsing as formula...
pins2lts-mc-linux64( 0/ 8), 0.021: There are 384 state labels and 1 edge labels
pins2lts-mc-linux64( 0/ 8), 0.021: State length is 272, there are 260 groups
pins2lts-mc-linux64( 0/ 8), 0.021: Running bfs using 8 cores
pins2lts-mc-linux64( 0/ 8), 0.021: Using a non-indexing tree table with 2^27 elements
pins2lts-mc-linux64( 0/ 8), 0.021: Successor permutation: none
pins2lts-mc-linux64( 0/ 8), 0.021: Global bits: 0, count bits: 0, local bits: 0
pins2lts-mc-linux64( 0/ 8), 0.156: ~56 levels ~960 states ~984 transitions
pins2lts-mc-linux64( 2/ 8), 0.201: ~67 levels ~1920 states ~2016 transitions
pins2lts-mc-linux64( 5/ 8), 0.508: ~96 levels ~3840 states ~4136 transitions
pins2lts-mc-linux64( 5/ 8), 0.604: ~114 levels ~7680 states ~8264 transitions
pins2lts-mc-linux64( 5/ 8), 0.793: ~238 levels ~15360 states ~15776 transitions
pins2lts-mc-linux64( 5/ 8), 1.183: ~650 levels ~30720 states ~30864 transitions
pins2lts-mc-linux64( 1/ 8), 1.770: ~663 levels ~61440 states ~61440 transitions
pins2lts-mc-linux64( 1/ 8), 3.118: ~923 levels ~122880 states ~124200 transitions
pins2lts-mc-linux64( 4/ 8), 5.398: ~2357 levels ~245760 states ~245856 transitions
pins2lts-mc-linux64( 4/ 8), 8.135: ~4357 levels ~491520 states ~494392 transitions
pins2lts-mc-linux64( 0/ 8), 12.424: ~9540 levels ~983040 states ~991072 transitions
pins2lts-mc-linux64( 0/ 8), 18.334: ~12735 levels ~1966080 states ~1982912 transitions
pins2lts-mc-linux64( 0/ 8), 28.747: ~13679 levels ~3932160 states ~3947928 transitions
pins2lts-mc-linux64( 1/ 8), 49.924: ~15047 levels ~7864320 states ~7894728 transitions
pins2lts-mc-linux64( 1/ 8), 92.016: ~18352 levels ~15728640 states ~15727024 transitions
pins2lts-mc-linux64( 6/ 8), 126.915: Error: tree leafs table full! Change -s/--ratio.
pins2lts-mc-linux64( 0/ 8), 127.003:
pins2lts-mc-linux64( 0/ 8), 127.003: mean standard work distribution: 8.1% (states) 8.2% (transitions)
pins2lts-mc-linux64( 0/ 8), 127.003:
pins2lts-mc-linux64( 0/ 8), 127.003: Explored 20643504 states 20743176 transitions, fanout: 1.005
pins2lts-mc-linux64( 0/ 8), 127.003: Total exploration time 126.980 sec (126.900 sec minimum, 126.931 sec on average)
pins2lts-mc-linux64( 0/ 8), 127.003: States per second: 162573, Transitions per second: 163358
pins2lts-mc-linux64( 0/ 8), 127.003:
pins2lts-mc-linux64( 0/ 8), 127.003: Queue width: 8B, total height: 121614, memory: 0.93MB
pins2lts-mc-linux64( 0/ 8), 127.003: Tree memory: 414.3MB, 20.9 B/state, compr.: 1.9%
pins2lts-mc-linux64( 0/ 8), 127.003: Tree fill ratio (roots/leafs): 15.0%/99.0%
pins2lts-mc-linux64( 0/ 8), 127.003: Stored 262 string chucks using 0MB
pins2lts-mc-linux64( 0/ 8), 127.003: Total memory used for chunk indexing: 0MB
pins2lts-mc-linux64( 0/ 8), 127.003: Est. total memory use: 415.2MB (~1024.9MB paged-in)
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin18266778339839212924;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '-i' 'qltransition_17==true'
255
java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin18266778339839212924;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/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)
Interrupted probabilistic random walk after 306138 steps, run timeout after 3001 ms. (steps per millisecond=102 ) properties seen :{}
Probabilistic random walk after 306138 steps, saw 153099 distinct states, run finished after 3001 ms. (steps per millisecond=102 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:06:21] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:06:21] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:06:21] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 07:06:21] [INFO ] After 160ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:06:21] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:06:21] [INFO ] After 63ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:21] [INFO ] After 299ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:06:21] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2023-03-09 07:06:21] [INFO ] After 196ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:21] [INFO ] After 83ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:21] [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 16 ms.
[2023-03-09 07:06:21] [INFO ] After 403ms 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 21 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 23 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1444 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 885 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 579093 steps, run timeout after 3001 ms. (steps per millisecond=192 ) properties seen :{}
Probabilistic random walk after 579093 steps, saw 289610 distinct states, run finished after 3001 ms. (steps per millisecond=192 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:06:24] [INFO ] Computed 43 place invariants in 14 ms
[2023-03-09 07:06:25] [INFO ] [Real]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-09 07:06:25] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 19 ms returned sat
[2023-03-09 07:06:25] [INFO ] After 172ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:06:25] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:06:25] [INFO ] After 141ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:25] [INFO ] After 397ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:25] [INFO ] [Nat]Absence check using 7 positive place invariants in 12 ms returned sat
[2023-03-09 07:06:25] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 17 ms returned sat
[2023-03-09 07:06:25] [INFO ] After 181ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:25] [INFO ] After 356ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:26] [INFO ] After 392ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 21 ms.
[2023-03-09 07:06:26] [INFO ] After 679ms 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 6 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 5 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-09 07:06:26] [INFO ] Invariant cache hit.
[2023-03-09 07:06:26] [INFO ] Implicit Places using invariants in 477 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 478 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
[2023-03-09 07:06:26] [INFO ] Computed 31 place invariants in 12 ms
[2023-03-09 07:06:26] [INFO ] Implicit Places using invariants in 361 ms returned []
[2023-03-09 07:06:26] [INFO ] Invariant cache hit.
[2023-03-09 07:06:27] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:06:28] [INFO ] Implicit Places using invariants and state equation in 1655 ms returned []
Implicit Place search using SMT with State Equation took 2018 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 2511 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1441 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 910 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 592092 steps, run timeout after 3001 ms. (steps per millisecond=197 ) properties seen :{}
Probabilistic random walk after 592092 steps, saw 296111 distinct states, run finished after 3005 ms. (steps per millisecond=197 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:06:31] [INFO ] Invariant cache hit.
[2023-03-09 07:06:31] [INFO ] [Real]Absence check using 13 positive place invariants in 24 ms returned sat
[2023-03-09 07:06:31] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:06:31] [INFO ] After 211ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:06:31] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:06:32] [INFO ] After 93ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:32] [INFO ] After 406ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 24 ms returned sat
[2023-03-09 07:06:32] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 9 ms returned sat
[2023-03-09 07:06:32] [INFO ] After 152ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:32] [INFO ] After 71ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:32] [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 13 ms.
[2023-03-09 07:06:32] [INFO ] After 361ms 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 3 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2023-03-09 07:06:32] [INFO ] Invariant cache hit.
[2023-03-09 07:06:32] [INFO ] Implicit Places using invariants in 280 ms returned []
[2023-03-09 07:06:32] [INFO ] Invariant cache hit.
[2023-03-09 07:06:32] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:06:34] [INFO ] Implicit Places using invariants and state equation in 1401 ms returned []
Implicit Place search using SMT with State Equation took 1683 ms to find 0 implicit places.
[2023-03-09 07:06:34] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:06:34] [INFO ] Invariant cache hit.
[2023-03-09 07:06:34] [INFO ] Dead Transitions using invariants and state equation in 299 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1994 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 21 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
[2023-03-09 07:06:34] [INFO ] Computed 31 place invariants in 14 ms
[2023-03-09 07:06:34] [INFO ] [Real]Absence check using 13 positive place invariants in 18 ms returned sat
[2023-03-09 07:06:34] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:06:34] [INFO ] After 150ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:06:34] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:06:34] [INFO ] After 11ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:34] [INFO ] After 251ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:34] [INFO ] [Nat]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-09 07:06:34] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 7 ms returned sat
[2023-03-09 07:06:34] [INFO ] After 154ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:34] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:34] [INFO ] Deduced a trap composed of 61 places in 97 ms of which 1 ms to minimize.
[2023-03-09 07:06:35] [INFO ] Deduced a trap composed of 55 places in 101 ms of which 1 ms to minimize.
[2023-03-09 07:06:35] [INFO ] Deduced a trap composed of 60 places in 101 ms of which 0 ms to minimize.
[2023-03-09 07:06:35] [INFO ] Deduced a trap composed of 16 places in 69 ms of which 1 ms to minimize.
[2023-03-09 07:06:35] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 428 ms
[2023-03-09 07:06:35] [INFO ] After 448ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-09 07:06:35] [INFO ] After 680ms 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 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 965 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 591768 steps, run timeout after 3001 ms. (steps per millisecond=197 ) properties seen :{}
Probabilistic random walk after 591768 steps, saw 295948 distinct states, run finished after 3001 ms. (steps per millisecond=197 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:06:38] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:06:38] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:06:38] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 17 ms returned sat
[2023-03-09 07:06:38] [INFO ] After 178ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:06:38] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:06:38] [INFO ] After 109ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:38] [INFO ] After 365ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:38] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:06:38] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 13 ms returned sat
[2023-03-09 07:06:38] [INFO ] After 173ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:39] [INFO ] After 62ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:39] [INFO ] Deduced a trap composed of 13 places in 90 ms of which 0 ms to minimize.
[2023-03-09 07:06:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 120 ms
[2023-03-09 07:06:39] [INFO ] After 197ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 20 ms.
[2023-03-09 07:06:39] [INFO ] After 461ms 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 21 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 22 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1469 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 877 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 602407 steps, run timeout after 3001 ms. (steps per millisecond=200 ) properties seen :{}
Probabilistic random walk after 602407 steps, saw 301269 distinct states, run finished after 3001 ms. (steps per millisecond=200 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2023-03-09 07:06:42] [INFO ] Computed 43 place invariants in 9 ms
[2023-03-09 07:06:42] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:06:42] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 21 ms returned sat
[2023-03-09 07:06:42] [INFO ] After 157ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:06:42] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:06:42] [INFO ] After 51ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:42] [INFO ] After 288ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:06:42] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 28 ms returned sat
[2023-03-09 07:06:42] [INFO ] After 229ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:42] [INFO ] After 81ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:43] [INFO ] Deduced a trap composed of 13 places in 137 ms of which 0 ms to minimize.
[2023-03-09 07:06:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 166 ms
[2023-03-09 07:06:43] [INFO ] After 259ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:06:43] [INFO ] After 588ms 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 3 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2023-03-09 07:06:43] [INFO ] Invariant cache hit.
[2023-03-09 07:06:43] [INFO ] Implicit Places using invariants in 467 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 475 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 10 ms. Remains 208 /213 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 208 cols
[2023-03-09 07:06:43] [INFO ] Computed 31 place invariants in 12 ms
[2023-03-09 07:06:43] [INFO ] Implicit Places using invariants in 301 ms returned []
[2023-03-09 07:06:43] [INFO ] Invariant cache hit.
[2023-03-09 07:06:44] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:06:46] [INFO ] Implicit Places using invariants and state equation in 2575 ms returned []
Implicit Place search using SMT with State Equation took 2876 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 3365 ms. Remains : 208/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1469 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 927 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 608295 steps, run timeout after 3001 ms. (steps per millisecond=202 ) properties seen :{}
Probabilistic random walk after 608295 steps, saw 304213 distinct states, run finished after 3001 ms. (steps per millisecond=202 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:06:49] [INFO ] Invariant cache hit.
[2023-03-09 07:06:49] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:06:49] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:06:49] [INFO ] After 155ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:06:49] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:06:49] [INFO ] After 53ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:49] [INFO ] After 286ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:06:49] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 7 ms returned sat
[2023-03-09 07:06:50] [INFO ] After 153ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:50] [INFO ] After 383ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:50] [INFO ] Deduced a trap composed of 13 places in 118 ms of which 1 ms to minimize.
[2023-03-09 07:06:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 156 ms
[2023-03-09 07:06:50] [INFO ] After 554ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 18 ms.
[2023-03-09 07:06:50] [INFO ] After 802ms 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 5 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.
[2023-03-09 07:06:50] [INFO ] Invariant cache hit.
[2023-03-09 07:06:51] [INFO ] Implicit Places using invariants in 356 ms returned []
[2023-03-09 07:06:51] [INFO ] Invariant cache hit.
[2023-03-09 07:06:51] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:06:53] [INFO ] Implicit Places using invariants and state equation in 2400 ms returned []
Implicit Place search using SMT with State Equation took 2757 ms to find 0 implicit places.
[2023-03-09 07:06:53] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:06:53] [INFO ] Invariant cache hit.
[2023-03-09 07:06:53] [INFO ] Dead Transitions using invariants and state equation in 244 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3013 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 19 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
[2023-03-09 07:06:53] [INFO ] Computed 31 place invariants in 13 ms
[2023-03-09 07:06:53] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2023-03-09 07:06:53] [INFO ] [Real]Absence check using 5 positive and 26 generalized place invariants in 16 ms returned sat
[2023-03-09 07:06:53] [INFO ] After 178ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:06:53] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:06:53] [INFO ] After 15ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:06:54] [INFO ] Deduced a trap composed of 5 places in 110 ms of which 0 ms to minimize.
[2023-03-09 07:06:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 144 ms
[2023-03-09 07:06:54] [INFO ] After 169ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:54] [INFO ] After 432ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:54] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-09 07:06:54] [INFO ] [Nat]Absence check using 5 positive and 26 generalized place invariants in 12 ms returned sat
[2023-03-09 07:06:54] [INFO ] After 128ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:54] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:54] [INFO ] Deduced a trap composed of 5 places in 94 ms of which 1 ms to minimize.
[2023-03-09 07:06:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 111 ms
[2023-03-09 07:06:54] [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 10 ms.
[2023-03-09 07:06:54] [INFO ] After 330ms 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 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 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 579488 steps, run timeout after 3001 ms. (steps per millisecond=193 ) properties seen :{}
Probabilistic random walk after 579488 steps, saw 289805 distinct states, run finished after 3001 ms. (steps per millisecond=193 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:06:57] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:06:57] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:06:57] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 19 ms returned sat
[2023-03-09 07:06:57] [INFO ] After 198ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:06:57] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:06:57] [INFO ] After 79ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:57] [INFO ] After 360ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:06:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:06:57] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 25 ms returned sat
[2023-03-09 07:06:58] [INFO ] After 200ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:58] [INFO ] After 86ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:06:58] [INFO ] Deduced a trap composed of 19 places in 74 ms of which 0 ms to minimize.
[2023-03-09 07:06:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 101 ms
[2023-03-09 07:06:58] [INFO ] After 199ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-09 07:06:58] [INFO ] After 523ms 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 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 900 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 617958 steps, run timeout after 3001 ms. (steps per millisecond=205 ) properties seen :{}
Probabilistic random walk after 617958 steps, saw 309053 distinct states, run finished after 3001 ms. (steps per millisecond=205 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2023-03-09 07:07:01] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:07:01] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-09 07:07:01] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 20 ms returned sat
[2023-03-09 07:07:01] [INFO ] After 199ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:07:01] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:07:01] [INFO ] After 51ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:07:01] [INFO ] After 328ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:07:01] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-09 07:07:01] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 19 ms returned sat
[2023-03-09 07:07:02] [INFO ] After 186ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:02] [INFO ] After 92ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:02] [INFO ] After 122ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 21 ms.
[2023-03-09 07:07:02] [INFO ] After 404ms 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 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 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 5 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2023-03-09 07:07:02] [INFO ] Invariant cache hit.
[2023-03-09 07:07:02] [INFO ] Implicit Places using invariants in 510 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 511 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 10 ms. Remains 208 /213 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 208 cols
[2023-03-09 07:07:02] [INFO ] Computed 31 place invariants in 11 ms
[2023-03-09 07:07:02] [INFO ] Implicit Places using invariants in 281 ms returned []
[2023-03-09 07:07:02] [INFO ] Invariant cache hit.
[2023-03-09 07:07:03] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:07:04] [INFO ] Implicit Places using invariants and state equation in 1439 ms returned []
Implicit Place search using SMT with State Equation took 1721 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 2249 ms. Remains : 208/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1469 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 905 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 604643 steps, run timeout after 3001 ms. (steps per millisecond=201 ) properties seen :{}
Probabilistic random walk after 604643 steps, saw 302387 distinct states, run finished after 3001 ms. (steps per millisecond=201 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:07:07] [INFO ] Invariant cache hit.
[2023-03-09 07:07:07] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-09 07:07:07] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:07:07] [INFO ] After 145ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:07:07] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:07:07] [INFO ] After 53ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:07:07] [INFO ] After 274ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:07:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-09 07:07:07] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:07:07] [INFO ] After 143ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:07] [INFO ] After 48ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:08] [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 13 ms.
[2023-03-09 07:07:08] [INFO ] After 301ms 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 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.
[2023-03-09 07:07:08] [INFO ] Invariant cache hit.
[2023-03-09 07:07:08] [INFO ] Implicit Places using invariants in 275 ms returned []
[2023-03-09 07:07:08] [INFO ] Invariant cache hit.
[2023-03-09 07:07:08] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:07:10] [INFO ] Implicit Places using invariants and state equation in 2468 ms returned []
Implicit Place search using SMT with State Equation took 2745 ms to find 0 implicit places.
[2023-03-09 07:07:10] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-09 07:07:10] [INFO ] Invariant cache hit.
[2023-03-09 07:07:11] [INFO ] Dead Transitions using invariants and state equation in 234 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2988 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 12 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
[2023-03-09 07:07:11] [INFO ] Computed 31 place invariants in 14 ms
[2023-03-09 07:07:11] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2023-03-09 07:07:11] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:07:11] [INFO ] After 202ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:07:11] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:07:11] [INFO ] After 14ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:07:11] [INFO ] After 39ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-09 07:07:11] [INFO ] After 331ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1418 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 921 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 612356 steps, run timeout after 3001 ms. (steps per millisecond=204 ) properties seen :{}
Probabilistic random walk after 612356 steps, saw 306237 distinct states, run finished after 3001 ms. (steps per millisecond=204 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:07:14] [INFO ] Computed 43 place invariants in 15 ms
[2023-03-09 07:07:14] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:07:14] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 17 ms returned sat
[2023-03-09 07:07:14] [INFO ] After 292ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:07:14] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:07:14] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 23 ms returned sat
[2023-03-09 07:07:15] [INFO ] After 247ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:15] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:07:15] [INFO ] After 73ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:15] [INFO ] Deduced a trap composed of 20 places in 60 ms of which 0 ms to minimize.
[2023-03-09 07:07:15] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 1 ms to minimize.
[2023-03-09 07:07:15] [INFO ] Deduced a trap composed of 12 places in 62 ms of which 1 ms to minimize.
[2023-03-09 07:07:15] [INFO ] Deduced a trap composed of 13 places in 71 ms of which 0 ms to minimize.
[2023-03-09 07:07:15] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 443 ms
[2023-03-09 07:07:15] [INFO ] After 550ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 51 ms.
[2023-03-09 07:07:15] [INFO ] After 955ms 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.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 19 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 19 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1395 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 917 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 600038 steps, run timeout after 3001 ms. (steps per millisecond=199 ) properties seen :{}
Probabilistic random walk after 600038 steps, saw 300083 distinct states, run finished after 3001 ms. (steps per millisecond=199 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:07:18] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:07:18] [INFO ] [Real]Absence check using 7 positive place invariants in 12 ms returned sat
[2023-03-09 07:07:18] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 18 ms returned sat
[2023-03-09 07:07:18] [INFO ] After 235ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:07:19] [INFO ] [Nat]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-09 07:07:19] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 17 ms returned sat
[2023-03-09 07:07:19] [INFO ] After 152ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:19] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:07:19] [INFO ] After 357ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:19] [INFO ] Deduced a trap composed of 17 places in 107 ms of which 0 ms to minimize.
[2023-03-09 07:07:19] [INFO ] Deduced a trap composed of 12 places in 105 ms of which 0 ms to minimize.
[2023-03-09 07:07:19] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 314 ms
[2023-03-09 07:07:19] [INFO ] After 728ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 62 ms.
[2023-03-09 07:07:20] [INFO ] After 1028ms 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 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 6 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-09 07:07:20] [INFO ] Invariant cache hit.
[2023-03-09 07:07:20] [INFO ] Implicit Places using invariants in 485 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 486 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
[2023-03-09 07:07:20] [INFO ] Computed 31 place invariants in 13 ms
[2023-03-09 07:07:20] [INFO ] Implicit Places using invariants in 357 ms returned []
[2023-03-09 07:07:20] [INFO ] Invariant cache hit.
[2023-03-09 07:07:21] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:07:22] [INFO ] Implicit Places using invariants and state equation in 1974 ms returned []
Implicit Place search using SMT with State Equation took 2333 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 2832 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1441 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 918 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 586690 steps, run timeout after 3001 ms. (steps per millisecond=195 ) properties seen :{}
Probabilistic random walk after 586690 steps, saw 293407 distinct states, run finished after 3001 ms. (steps per millisecond=195 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:07:25] [INFO ] Invariant cache hit.
[2023-03-09 07:07:25] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-09 07:07:25] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:07:26] [INFO ] After 230ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:07:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 14 ms returned sat
[2023-03-09 07:07:26] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 4 ms returned sat
[2023-03-09 07:07:26] [INFO ] After 129ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:26] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:07:26] [INFO ] After 100ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:26] [INFO ] After 133ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:07:26] [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 6 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 6 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.
[2023-03-09 07:07:26] [INFO ] Invariant cache hit.
[2023-03-09 07:07:26] [INFO ] Implicit Places using invariants in 343 ms returned []
[2023-03-09 07:07:26] [INFO ] Invariant cache hit.
[2023-03-09 07:07:27] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:07:28] [INFO ] Implicit Places using invariants and state equation in 1974 ms returned []
Implicit Place search using SMT with State Equation took 2319 ms to find 0 implicit places.
[2023-03-09 07:07:28] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-09 07:07:28] [INFO ] Invariant cache hit.
[2023-03-09 07:07:29] [INFO ] Dead Transitions using invariants and state equation in 249 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2579 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 13 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
[2023-03-09 07:07:29] [INFO ] Computed 31 place invariants in 10 ms
[2023-03-09 07:07:29] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-09 07:07:29] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 9 ms returned sat
[2023-03-09 07:07:29] [INFO ] After 248ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:07:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 18 ms returned sat
[2023-03-09 07:07:29] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 9 ms returned sat
[2023-03-09 07:07:29] [INFO ] After 184ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:29] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:07:29] [INFO ] After 13ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:29] [INFO ] After 30ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-09 07:07:29] [INFO ] After 320ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1446 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 893 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 590184 steps, run timeout after 3001 ms. (steps per millisecond=196 ) properties seen :{}
Probabilistic random walk after 590184 steps, saw 295154 distinct states, run finished after 3001 ms. (steps per millisecond=196 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:07:32] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:07:32] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:07:32] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 18 ms returned sat
[2023-03-09 07:07:32] [INFO ] After 206ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:07:32] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:07:33] [INFO ] After 38ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:07:33] [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 14 ms.
[2023-03-09 07:07:33] [INFO ] After 361ms 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 12 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1416 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 932 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 625644 steps, run timeout after 3001 ms. (steps per millisecond=208 ) properties seen :{}
Probabilistic random walk after 625644 steps, saw 312896 distinct states, run finished after 3001 ms. (steps per millisecond=208 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2023-03-09 07:07:36] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:07:36] [INFO ] [Real]Absence check using 11 positive place invariants in 17 ms returned sat
[2023-03-09 07:07:36] [INFO ] [Real]Absence check using 11 positive and 32 generalized place invariants in 15 ms returned sat
[2023-03-09 07:07:36] [INFO ] After 120ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:07:36] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:07:36] [INFO ] After 26ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:07:36] [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 13 ms.
[2023-03-09 07:07:36] [INFO ] After 275ms 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 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.
[2023-03-09 07:07:36] [INFO ] Invariant cache hit.
[2023-03-09 07:07:36] [INFO ] Implicit Places using invariants in 484 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 488 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 10 ms. Remains 207 /213 variables (removed 6) and now considering 213/219 (removed 6) transitions.
// Phase 1: matrix 213 rows 207 cols
[2023-03-09 07:07:36] [INFO ] Computed 31 place invariants in 17 ms
[2023-03-09 07:07:37] [INFO ] Implicit Places using invariants in 357 ms returned []
[2023-03-09 07:07:37] [INFO ] Invariant cache hit.
[2023-03-09 07:07:37] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:07:39] [INFO ] Implicit Places using invariants and state equation in 1782 ms returned []
Implicit Place search using SMT with State Equation took 2140 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 2643 ms. Remains : 207/225 places, 213/219 transitions.
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 913 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 643944 steps, run timeout after 3001 ms. (steps per millisecond=214 ) properties seen :{}
Probabilistic random walk after 643944 steps, saw 322047 distinct states, run finished after 3001 ms. (steps per millisecond=214 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:07:42] [INFO ] Invariant cache hit.
[2023-03-09 07:07:42] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-09 07:07:42] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:07:42] [INFO ] After 126ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:07:42] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:07:42] [INFO ] After 47ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:07:42] [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 14 ms.
[2023-03-09 07:07:42] [INFO ] After 282ms 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 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.
[2023-03-09 07:07:42] [INFO ] Invariant cache hit.
[2023-03-09 07:07:42] [INFO ] Implicit Places using invariants in 281 ms returned []
[2023-03-09 07:07:42] [INFO ] Invariant cache hit.
[2023-03-09 07:07:42] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:07:44] [INFO ] Implicit Places using invariants and state equation in 1649 ms returned []
Implicit Place search using SMT with State Equation took 1930 ms to find 0 implicit places.
[2023-03-09 07:07:44] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:07:44] [INFO ] Invariant cache hit.
[2023-03-09 07:07:44] [INFO ] Dead Transitions using invariants and state equation in 259 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2199 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
[2023-03-09 07:07:44] [INFO ] Computed 31 place invariants in 9 ms
[2023-03-09 07:07:44] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-09 07:07:44] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 7 ms returned sat
[2023-03-09 07:07:44] [INFO ] After 114ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:07:44] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:07:44] [INFO ] After 12ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:07:44] [INFO ] After 196ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:07:44] [INFO ] [Nat]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-09 07:07:44] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:07:44] [INFO ] After 112ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:44] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:45] [INFO ] Deduced a trap composed of 19 places in 52 ms of which 0 ms to minimize.
[2023-03-09 07:07:45] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 1 ms to minimize.
[2023-03-09 07:07:45] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 140 ms
[2023-03-09 07:07:45] [INFO ] After 158ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-09 07:07:45] [INFO ] After 347ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1426 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 930 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 612419 steps, run timeout after 3001 ms. (steps per millisecond=204 ) properties seen :{}
Probabilistic random walk after 612419 steps, saw 306270 distinct states, run finished after 3001 ms. (steps per millisecond=204 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:07:48] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:07:48] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:07:48] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 17 ms returned sat
[2023-03-09 07:07:48] [INFO ] After 138ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:07:48] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:07:48] [INFO ] After 83ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:07:48] [INFO ] After 302ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:07:48] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:07:48] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 07:07:48] [INFO ] After 140ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:48] [INFO ] After 96ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:48] [INFO ] After 121ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-09 07:07:48] [INFO ] After 353ms 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 14 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1452 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 900 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 602316 steps, run timeout after 3001 ms. (steps per millisecond=200 ) properties seen :{}
Probabilistic random walk after 602316 steps, saw 301221 distinct states, run finished after 3001 ms. (steps per millisecond=200 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:07:51] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:07:51] [INFO ] [Real]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-09 07:07:51] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 17 ms returned sat
[2023-03-09 07:07:52] [INFO ] After 137ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:07:52] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:07:52] [INFO ] After 69ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:07:52] [INFO ] After 93ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-09 07:07:52] [INFO ] After 331ms 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 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.
[2023-03-09 07:07:52] [INFO ] Invariant cache hit.
[2023-03-09 07:07:52] [INFO ] Implicit Places using invariants in 470 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 472 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
[2023-03-09 07:07:52] [INFO ] Computed 31 place invariants in 11 ms
[2023-03-09 07:07:52] [INFO ] Implicit Places using invariants in 298 ms returned []
[2023-03-09 07:07:52] [INFO ] Invariant cache hit.
[2023-03-09 07:07:53] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:07:55] [INFO ] Implicit Places using invariants and state equation in 2200 ms returned []
Implicit Place search using SMT with State Equation took 2499 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 2983 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1425 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 908 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 570205 steps, run timeout after 3001 ms. (steps per millisecond=190 ) properties seen :{}
Probabilistic random walk after 570205 steps, saw 285168 distinct states, run finished after 3001 ms. (steps per millisecond=190 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:07:58] [INFO ] Invariant cache hit.
[2023-03-09 07:07:58] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-09 07:07:58] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 7 ms returned sat
[2023-03-09 07:07:58] [INFO ] After 139ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:07:58] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:07:58] [INFO ] After 58ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:07:58] [INFO ] After 276ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:07:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:07:58] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:07:58] [INFO ] After 140ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:58] [INFO ] After 78ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:07:58] [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 13 ms.
[2023-03-09 07:07:58] [INFO ] After 328ms 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.
[2023-03-09 07:07:58] [INFO ] Invariant cache hit.
[2023-03-09 07:07:59] [INFO ] Implicit Places using invariants in 286 ms returned []
[2023-03-09 07:07:59] [INFO ] Invariant cache hit.
[2023-03-09 07:07:59] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:08:01] [INFO ] Implicit Places using invariants and state equation in 2209 ms returned []
Implicit Place search using SMT with State Equation took 2498 ms to find 0 implicit places.
[2023-03-09 07:08:01] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:08:01] [INFO ] Invariant cache hit.
[2023-03-09 07:08:01] [INFO ] Dead Transitions using invariants and state equation in 316 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2826 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 15 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
[2023-03-09 07:08:01] [INFO ] Computed 31 place invariants in 9 ms
[2023-03-09 07:08:01] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-09 07:08:01] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:08:01] [INFO ] After 129ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:08:01] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:08:01] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:08:01] [INFO ] After 27ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-09 07:08:01] [INFO ] After 236ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1458 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 911 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 590839 steps, run timeout after 3001 ms. (steps per millisecond=196 ) properties seen :{}
Probabilistic random walk after 590839 steps, saw 295484 distinct states, run finished after 3001 ms. (steps per millisecond=196 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:08:04] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:08:05] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:08:05] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 17 ms returned sat
[2023-03-09 07:08:05] [INFO ] After 218ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:08:05] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:08:05] [INFO ] After 54ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:05] [INFO ] After 350ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:05] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:08:05] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 07:08:05] [INFO ] After 212ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:05] [INFO ] After 72ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:05] [INFO ] Deduced a trap composed of 27 places in 93 ms of which 0 ms to minimize.
[2023-03-09 07:08:05] [INFO ] Deduced a trap composed of 19 places in 103 ms of which 0 ms to minimize.
[2023-03-09 07:08:06] [INFO ] Deduced a trap composed of 24 places in 110 ms of which 0 ms to minimize.
[2023-03-09 07:08:06] [INFO ] Deduced a trap composed of 26 places in 86 ms of which 0 ms to minimize.
[2023-03-09 07:08:06] [INFO ] Deduced a trap composed of 23 places in 74 ms of which 1 ms to minimize.
[2023-03-09 07:08:06] [INFO ] Deduced a trap composed of 16 places in 80 ms of which 0 ms to minimize.
[2023-03-09 07:08:06] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 704 ms
[2023-03-09 07:08:06] [INFO ] After 790ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-09 07:08:06] [INFO ] After 1092ms 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 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 1432 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 900 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 595958 steps, run timeout after 3001 ms. (steps per millisecond=198 ) properties seen :{}
Probabilistic random walk after 595958 steps, saw 298045 distinct states, run finished after 3001 ms. (steps per millisecond=198 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:08:09] [INFO ] Computed 43 place invariants in 12 ms
[2023-03-09 07:08:09] [INFO ] [Real]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-09 07:08:09] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 16 ms returned sat
[2023-03-09 07:08:09] [INFO ] After 289ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:08:09] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:08:10] [INFO ] After 203ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:10] [INFO ] After 576ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:10] [INFO ] [Nat]Absence check using 7 positive place invariants in 15 ms returned sat
[2023-03-09 07:08:10] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 17 ms returned sat
[2023-03-09 07:08:10] [INFO ] After 163ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:10] [INFO ] After 104ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:10] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 0 ms to minimize.
[2023-03-09 07:08:10] [INFO ] Deduced a trap composed of 12 places in 74 ms of which 0 ms to minimize.
[2023-03-09 07:08:10] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 196 ms
[2023-03-09 07:08:10] [INFO ] After 313ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-09 07:08:10] [INFO ] After 609ms 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 6 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 5 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-09 07:08:10] [INFO ] Invariant cache hit.
[2023-03-09 07:08:11] [INFO ] Implicit Places using invariants in 586 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 587 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
[2023-03-09 07:08:11] [INFO ] Computed 31 place invariants in 11 ms
[2023-03-09 07:08:11] [INFO ] Implicit Places using invariants in 289 ms returned []
[2023-03-09 07:08:11] [INFO ] Invariant cache hit.
[2023-03-09 07:08:11] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:08:13] [INFO ] Implicit Places using invariants and state equation in 2395 ms returned []
Implicit Place search using SMT with State Equation took 2688 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 3288 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1444 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 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 609346 steps, run timeout after 3001 ms. (steps per millisecond=203 ) properties seen :{}
Probabilistic random walk after 609346 steps, saw 304735 distinct states, run finished after 3004 ms. (steps per millisecond=202 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:08:16] [INFO ] Invariant cache hit.
[2023-03-09 07:08:17] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-09 07:08:17] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:08:17] [INFO ] After 183ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:08:17] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:08:17] [INFO ] After 66ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:17] [INFO ] After 326ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 14 ms returned sat
[2023-03-09 07:08:17] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 7 ms returned sat
[2023-03-09 07:08:17] [INFO ] After 182ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:17] [INFO ] After 84ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:17] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 0 ms to minimize.
[2023-03-09 07:08:17] [INFO ] Deduced a trap composed of 16 places in 65 ms of which 0 ms to minimize.
[2023-03-09 07:08:17] [INFO ] Deduced a trap composed of 12 places in 71 ms of which 0 ms to minimize.
[2023-03-09 07:08:17] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 246 ms
[2023-03-09 07:08:17] [INFO ] After 343ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:08:17] [INFO ] After 608ms 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.
[2023-03-09 07:08:17] [INFO ] Invariant cache hit.
[2023-03-09 07:08:18] [INFO ] Implicit Places using invariants in 319 ms returned []
[2023-03-09 07:08:18] [INFO ] Invariant cache hit.
[2023-03-09 07:08:18] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:08:20] [INFO ] Implicit Places using invariants and state equation in 2228 ms returned []
Implicit Place search using SMT with State Equation took 2549 ms to find 0 implicit places.
[2023-03-09 07:08:20] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:08:20] [INFO ] Invariant cache hit.
[2023-03-09 07:08:20] [INFO ] Dead Transitions using invariants and state equation in 258 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2817 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 1 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 17 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
[2023-03-09 07:08:20] [INFO ] Computed 31 place invariants in 15 ms
[2023-03-09 07:08:20] [INFO ] [Real]Absence check using 13 positive place invariants in 21 ms returned sat
[2023-03-09 07:08:20] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 9 ms returned sat
[2023-03-09 07:08:21] [INFO ] After 162ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:08:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:08:21] [INFO ] After 23ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:21] [INFO ] After 283ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 22 ms returned sat
[2023-03-09 07:08:21] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 10 ms returned sat
[2023-03-09 07:08:21] [INFO ] After 197ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:21] [INFO ] After 15ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:21] [INFO ] Deduced a trap composed of 57 places in 138 ms of which 1 ms to minimize.
[2023-03-09 07:08:21] [INFO ] Deduced a trap composed of 64 places in 148 ms of which 1 ms to minimize.
[2023-03-09 07:08:21] [INFO ] Deduced a trap composed of 65 places in 139 ms of which 0 ms to minimize.
[2023-03-09 07:08:21] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 490 ms
[2023-03-09 07:08:21] [INFO ] After 519ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-09 07:08:21] [INFO ] After 833ms 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 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 898 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 550282 steps, run timeout after 3001 ms. (steps per millisecond=183 ) properties seen :{}
Probabilistic random walk after 550282 steps, saw 275203 distinct states, run finished after 3001 ms. (steps per millisecond=183 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:08:24] [INFO ] Computed 43 place invariants in 17 ms
[2023-03-09 07:08:25] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:08:25] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 29 ms returned sat
[2023-03-09 07:08:25] [INFO ] After 208ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:08:25] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:08:25] [INFO ] After 329ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:25] [INFO ] After 663ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:25] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:08:25] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 24 ms returned sat
[2023-03-09 07:08:25] [INFO ] After 191ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:26] [INFO ] After 199ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:26] [INFO ] After 232ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-09 07:08:26] [INFO ] After 554ms 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.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 18 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 18 ms. Remains : 226/252 places, 220/246 transitions.
Incomplete random walk after 10000 steps, including 1426 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 915 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 591607 steps, run timeout after 3001 ms. (steps per millisecond=197 ) properties seen :{}
Probabilistic random walk after 591607 steps, saw 295865 distinct states, run finished after 3001 ms. (steps per millisecond=197 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 220 rows 226 cols
[2023-03-09 07:08:29] [INFO ] Computed 43 place invariants in 12 ms
[2023-03-09 07:08:29] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2023-03-09 07:08:29] [INFO ] [Real]Absence check using 5 positive and 38 generalized place invariants in 19 ms returned sat
[2023-03-09 07:08:29] [INFO ] After 132ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:08:29] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:08:29] [INFO ] After 65ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:08:29] [INFO ] After 88ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-09 07:08:29] [INFO ] After 315ms 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 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.
[2023-03-09 07:08:29] [INFO ] Invariant cache hit.
[2023-03-09 07:08:30] [INFO ] Implicit Places using invariants in 513 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 515 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 9 ms. Remains 208 /214 variables (removed 6) and now considering 214/220 (removed 6) transitions.
// Phase 1: matrix 214 rows 208 cols
[2023-03-09 07:08:30] [INFO ] Computed 31 place invariants in 13 ms
[2023-03-09 07:08:30] [INFO ] Implicit Places using invariants in 300 ms returned []
[2023-03-09 07:08:30] [INFO ] Invariant cache hit.
[2023-03-09 07:08:30] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:08:32] [INFO ] Implicit Places using invariants and state equation in 1961 ms returned []
Implicit Place search using SMT with State Equation took 2262 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 2792 ms. Remains : 208/226 places, 214/220 transitions.
Incomplete random walk after 10000 steps, including 1399 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 888 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 621361 steps, run timeout after 3001 ms. (steps per millisecond=207 ) properties seen :{}
Probabilistic random walk after 621361 steps, saw 310755 distinct states, run finished after 3001 ms. (steps per millisecond=207 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:08:35] [INFO ] Invariant cache hit.
[2023-03-09 07:08:35] [INFO ] [Real]Absence check using 13 positive place invariants in 18 ms returned sat
[2023-03-09 07:08:35] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:08:35] [INFO ] After 125ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:08:35] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:08:35] [INFO ] After 54ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:35] [INFO ] After 257ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 30 ms returned sat
[2023-03-09 07:08:35] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 10 ms returned sat
[2023-03-09 07:08:35] [INFO ] After 194ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:36] [INFO ] After 69ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:36] [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 19 ms.
[2023-03-09 07:08:36] [INFO ] After 437ms 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 5 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 6 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.
[2023-03-09 07:08:36] [INFO ] Invariant cache hit.
[2023-03-09 07:08:36] [INFO ] Implicit Places using invariants in 425 ms returned []
[2023-03-09 07:08:36] [INFO ] Invariant cache hit.
[2023-03-09 07:08:36] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:08:38] [INFO ] Implicit Places using invariants and state equation in 2249 ms returned []
Implicit Place search using SMT with State Equation took 2676 ms to find 0 implicit places.
[2023-03-09 07:08:38] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:08:38] [INFO ] Invariant cache hit.
[2023-03-09 07:08:39] [INFO ] Dead Transitions using invariants and state equation in 259 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2949 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 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 15 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
[2023-03-09 07:08:39] [INFO ] Computed 31 place invariants in 12 ms
[2023-03-09 07:08:39] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:08:39] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 9 ms returned sat
[2023-03-09 07:08:39] [INFO ] After 190ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:08:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:08:39] [INFO ] After 17ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:08:39] [INFO ] Deduced a trap composed of 15 places in 113 ms of which 0 ms to minimize.
[2023-03-09 07:08:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 144 ms
[2023-03-09 07:08:39] [INFO ] After 175ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:39] [INFO ] After 446ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 22 ms returned sat
[2023-03-09 07:08:39] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:08:39] [INFO ] After 197ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:39] [INFO ] After 15ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:39] [INFO ] Deduced a trap composed of 16 places in 109 ms of which 1 ms to minimize.
[2023-03-09 07:08:40] [INFO ] Deduced a trap composed of 19 places in 122 ms of which 1 ms to minimize.
[2023-03-09 07:08:40] [INFO ] Deduced a trap composed of 13 places in 132 ms of which 1 ms to minimize.
[2023-03-09 07:08:40] [INFO ] Deduced a trap composed of 14 places in 122 ms of which 1 ms to minimize.
[2023-03-09 07:08:40] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 555 ms
[2023-03-09 07:08:40] [INFO ] After 584ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-09 07:08:40] [INFO ] After 898ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1469 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 884 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 584935 steps, run timeout after 3001 ms. (steps per millisecond=194 ) properties seen :{}
Probabilistic random walk after 584935 steps, saw 292535 distinct states, run finished after 3001 ms. (steps per millisecond=194 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:08:43] [INFO ] Computed 43 place invariants in 12 ms
[2023-03-09 07:08:43] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:08:43] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 07:08:43] [INFO ] After 181ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:08:43] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:08:43] [INFO ] After 158ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:43] [INFO ] After 415ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:43] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:08:43] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 26 ms returned sat
[2023-03-09 07:08:44] [INFO ] After 227ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:44] [INFO ] After 249ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:44] [INFO ] Deduced a trap composed of 24 places in 94 ms of which 1 ms to minimize.
[2023-03-09 07:08:44] [INFO ] Deduced a trap composed of 23 places in 106 ms of which 1 ms to minimize.
[2023-03-09 07:08:44] [INFO ] Deduced a trap composed of 19 places in 127 ms of which 1 ms to minimize.
[2023-03-09 07:08:45] [INFO ] Deduced a trap composed of 16 places in 125 ms of which 1 ms to minimize.
[2023-03-09 07:08:45] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 577 ms
[2023-03-09 07:08:45] [INFO ] After 845ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 26 ms.
[2023-03-09 07:08:45] [INFO ] After 1215ms 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 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 19 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 20 ms. Remains : 225/252 places, 219/246 transitions.
Incomplete random walk after 10000 steps, including 1430 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 928 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 606953 steps, run timeout after 3001 ms. (steps per millisecond=202 ) properties seen :{}
Probabilistic random walk after 606953 steps, saw 303544 distinct states, run finished after 3001 ms. (steps per millisecond=202 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2023-03-09 07:08:48] [INFO ] Computed 43 place invariants in 18 ms
[2023-03-09 07:08:48] [INFO ] [Real]Absence check using 11 positive place invariants in 28 ms returned sat
[2023-03-09 07:08:48] [INFO ] [Real]Absence check using 11 positive and 32 generalized place invariants in 16 ms returned sat
[2023-03-09 07:08:48] [INFO ] After 261ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:08:48] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:08:48] [INFO ] After 148ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:48] [INFO ] After 537ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:48] [INFO ] [Nat]Absence check using 11 positive place invariants in 28 ms returned sat
[2023-03-09 07:08:48] [INFO ] [Nat]Absence check using 11 positive and 32 generalized place invariants in 17 ms returned sat
[2023-03-09 07:08:49] [INFO ] After 248ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:49] [INFO ] After 456ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:49] [INFO ] Deduced a trap composed of 19 places in 113 ms of which 0 ms to minimize.
[2023-03-09 07:08:49] [INFO ] Deduced a trap composed of 16 places in 146 ms of which 1 ms to minimize.
[2023-03-09 07:08:49] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 338 ms
[2023-03-09 07:08:49] [INFO ] After 821ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 23 ms.
[2023-03-09 07:08:49] [INFO ] After 1220ms 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 6 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 6 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2023-03-09 07:08:49] [INFO ] Invariant cache hit.
[2023-03-09 07:08:50] [INFO ] Implicit Places using invariants in 688 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 690 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 17 ms. Remains 208 /213 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 208 cols
[2023-03-09 07:08:50] [INFO ] Computed 31 place invariants in 18 ms
[2023-03-09 07:08:51] [INFO ] Implicit Places using invariants in 430 ms returned []
[2023-03-09 07:08:51] [INFO ] Invariant cache hit.
[2023-03-09 07:08:51] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:08:53] [INFO ] Implicit Places using invariants and state equation in 2578 ms returned []
Implicit Place search using SMT with State Equation took 3010 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 3725 ms. Remains : 208/225 places, 214/219 transitions.
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 908 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 666163 steps, run timeout after 3001 ms. (steps per millisecond=221 ) properties seen :{}
Probabilistic random walk after 666163 steps, saw 333155 distinct states, run finished after 3001 ms. (steps per millisecond=221 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:08:56] [INFO ] Invariant cache hit.
[2023-03-09 07:08:56] [INFO ] [Real]Absence check using 13 positive place invariants in 18 ms returned sat
[2023-03-09 07:08:56] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:08:56] [INFO ] After 154ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:08:56] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:08:56] [INFO ] After 43ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:56] [INFO ] After 273ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:08:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-09 07:08:57] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 5 ms returned sat
[2023-03-09 07:08:57] [INFO ] After 195ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:57] [INFO ] After 191ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:08:57] [INFO ] Deduced a trap composed of 15 places in 95 ms of which 0 ms to minimize.
[2023-03-09 07:08:57] [INFO ] Deduced a trap composed of 12 places in 116 ms of which 0 ms to minimize.
[2023-03-09 07:08:57] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 270 ms
[2023-03-09 07:08:57] [INFO ] After 479ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 20 ms.
[2023-03-09 07:08:57] [INFO ] After 769ms 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 5 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 6 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 5 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2023-03-09 07:08:57] [INFO ] Invariant cache hit.
[2023-03-09 07:08:58] [INFO ] Implicit Places using invariants in 421 ms returned []
[2023-03-09 07:08:58] [INFO ] Invariant cache hit.
[2023-03-09 07:08:58] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:09:01] [INFO ] Implicit Places using invariants and state equation in 2877 ms returned []
Implicit Place search using SMT with State Equation took 3298 ms to find 0 implicit places.
[2023-03-09 07:09:01] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-09 07:09:01] [INFO ] Invariant cache hit.
[2023-03-09 07:09:01] [INFO ] Dead Transitions using invariants and state equation in 299 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3611 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 19 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
[2023-03-09 07:09:01] [INFO ] Computed 31 place invariants in 14 ms
[2023-03-09 07:09:01] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-09 07:09:01] [INFO ] [Real]Absence check using 4 positive and 27 generalized place invariants in 16 ms returned sat
[2023-03-09 07:09:01] [INFO ] After 169ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:09:01] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:09:01] [INFO ] After 14ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:09:01] [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 14 ms.
[2023-03-09 07:09:01] [INFO ] After 304ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1429 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 921 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 600200 steps, run timeout after 3001 ms. (steps per millisecond=200 ) properties seen :{}
Probabilistic random walk after 600200 steps, saw 300161 distinct states, run finished after 3001 ms. (steps per millisecond=200 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:09:04] [INFO ] Computed 43 place invariants in 9 ms
[2023-03-09 07:09:04] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:09:04] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 15 ms returned sat
[2023-03-09 07:09:05] [INFO ] After 225ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:09:05] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:09:05] [INFO ] After 75ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:09:05] [INFO ] After 98ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-09 07:09:05] [INFO ] After 410ms 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 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 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 924 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 674190 steps, run timeout after 3001 ms. (steps per millisecond=224 ) properties seen :{}
Probabilistic random walk after 674190 steps, saw 337165 distinct states, run finished after 3001 ms. (steps per millisecond=224 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 221 rows 227 cols
[2023-03-09 07:09:08] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:09:08] [INFO ] [Real]Absence check using 5 positive place invariants in 8 ms returned sat
[2023-03-09 07:09:08] [INFO ] [Real]Absence check using 5 positive and 38 generalized place invariants in 17 ms returned sat
[2023-03-09 07:09:08] [INFO ] After 249ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:09:08] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:09:08] [INFO ] After 141ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:09:08] [INFO ] After 471ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:09:08] [INFO ] [Nat]Absence check using 5 positive place invariants in 14 ms returned sat
[2023-03-09 07:09:08] [INFO ] [Nat]Absence check using 5 positive and 38 generalized place invariants in 31 ms returned sat
[2023-03-09 07:09:09] [INFO ] After 412ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:09] [INFO ] After 244ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:09] [INFO ] After 280ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 21 ms.
[2023-03-09 07:09:09] [INFO ] After 843ms 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 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 5 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 5 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
[2023-03-09 07:09:09] [INFO ] Invariant cache hit.
[2023-03-09 07:09:10] [INFO ] Implicit Places using invariants in 531 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 532 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 16 ms. Remains 211 /216 variables (removed 5) and now considering 216/221 (removed 5) transitions.
// Phase 1: matrix 216 rows 211 cols
[2023-03-09 07:09:10] [INFO ] Computed 32 place invariants in 20 ms
[2023-03-09 07:09:10] [INFO ] Implicit Places using invariants in 430 ms returned []
[2023-03-09 07:09:10] [INFO ] Invariant cache hit.
[2023-03-09 07:09:10] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:09:12] [INFO ] Implicit Places using invariants and state equation in 2078 ms returned []
Implicit Place search using SMT with State Equation took 2510 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 3064 ms. Remains : 211/227 places, 216/221 transitions.
Incomplete random walk after 10000 steps, including 1456 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 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 676072 steps, run timeout after 3001 ms. (steps per millisecond=225 ) properties seen :{}
Probabilistic random walk after 676072 steps, saw 338105 distinct states, run finished after 3001 ms. (steps per millisecond=225 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:09:15] [INFO ] Invariant cache hit.
[2023-03-09 07:09:15] [INFO ] [Real]Absence check using 14 positive place invariants in 16 ms returned sat
[2023-03-09 07:09:15] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:09:15] [INFO ] After 144ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:09:15] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:09:15] [INFO ] After 68ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:09:15] [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 12 ms.
[2023-03-09 07:09:15] [INFO ] After 317ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 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 6 ms. Remains 211 /211 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2023-03-09 07:09:15] [INFO ] Invariant cache hit.
[2023-03-09 07:09:16] [INFO ] Implicit Places using invariants in 307 ms returned []
[2023-03-09 07:09:16] [INFO ] Invariant cache hit.
[2023-03-09 07:09:16] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:09:18] [INFO ] Implicit Places using invariants and state equation in 2299 ms returned []
Implicit Place search using SMT with State Equation took 2607 ms to find 0 implicit places.
[2023-03-09 07:09:18] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:09:18] [INFO ] Invariant cache hit.
[2023-03-09 07:09:18] [INFO ] Dead Transitions using invariants and state equation in 295 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2915 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 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 18 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
[2023-03-09 07:09:18] [INFO ] Computed 32 place invariants in 12 ms
[2023-03-09 07:09:18] [INFO ] [Real]Absence check using 14 positive place invariants in 21 ms returned sat
[2023-03-09 07:09:18] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 9 ms returned sat
[2023-03-09 07:09:19] [INFO ] After 185ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:09:19] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:09:19] [INFO ] After 16ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:09:19] [INFO ] After 45ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-03-09 07:09:19] [INFO ] After 341ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1424 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 909 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 579848 steps, run timeout after 3001 ms. (steps per millisecond=193 ) properties seen :{}
Probabilistic random walk after 579848 steps, saw 289988 distinct states, run finished after 3001 ms. (steps per millisecond=193 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:09:22] [INFO ] Computed 43 place invariants in 9 ms
[2023-03-09 07:09:22] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:09:22] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 07:09:22] [INFO ] After 260ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:09:22] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:09:22] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 21 ms returned sat
[2023-03-09 07:09:23] [INFO ] After 446ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:23] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:09:23] [INFO ] After 161ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:23] [INFO ] After 204ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-09 07:09:23] [INFO ] After 758ms 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.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 21 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 21 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1455 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 913 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 597800 steps, run timeout after 3001 ms. (steps per millisecond=199 ) properties seen :{}
Probabilistic random walk after 597800 steps, saw 298968 distinct states, run finished after 3001 ms. (steps per millisecond=199 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:09:26] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:09:26] [INFO ] [Real]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-09 07:09:26] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 16 ms returned sat
[2023-03-09 07:09:26] [INFO ] After 218ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:09:26] [INFO ] [Nat]Absence check using 7 positive place invariants in 18 ms returned sat
[2023-03-09 07:09:26] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 23 ms returned sat
[2023-03-09 07:09:26] [INFO ] After 235ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:26] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:09:27] [INFO ] After 160ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:27] [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 33 ms.
[2023-03-09 07:09:27] [INFO ] After 666ms 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 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 5 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-09 07:09:27] [INFO ] Invariant cache hit.
[2023-03-09 07:09:27] [INFO ] Implicit Places using invariants in 661 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 664 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 11 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2023-03-09 07:09:27] [INFO ] Computed 31 place invariants in 17 ms
[2023-03-09 07:09:28] [INFO ] Implicit Places using invariants in 429 ms returned []
[2023-03-09 07:09:28] [INFO ] Invariant cache hit.
[2023-03-09 07:09:28] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:09:30] [INFO ] Implicit Places using invariants and state equation in 2120 ms returned []
Implicit Place search using SMT with State Equation took 2556 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 3238 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1409 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 933 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 600814 steps, run timeout after 3001 ms. (steps per millisecond=200 ) properties seen :{}
Probabilistic random walk after 600814 steps, saw 300468 distinct states, run finished after 3001 ms. (steps per millisecond=200 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:09:33] [INFO ] Invariant cache hit.
[2023-03-09 07:09:33] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:09:33] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 10 ms returned sat
[2023-03-09 07:09:33] [INFO ] After 328ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:09:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 26 ms returned sat
[2023-03-09 07:09:33] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:09:34] [INFO ] After 252ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:34] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:09:34] [INFO ] After 260ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:34] [INFO ] Deduced a trap composed of 15 places in 82 ms of which 0 ms to minimize.
[2023-03-09 07:09:34] [INFO ] Deduced a trap composed of 12 places in 90 ms of which 1 ms to minimize.
[2023-03-09 07:09:34] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 239 ms
[2023-03-09 07:09:34] [INFO ] After 597ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 30 ms.
[2023-03-09 07:09:34] [INFO ] After 992ms 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 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 4 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2023-03-09 07:09:34] [INFO ] Invariant cache hit.
[2023-03-09 07:09:35] [INFO ] Implicit Places using invariants in 391 ms returned []
[2023-03-09 07:09:35] [INFO ] Invariant cache hit.
[2023-03-09 07:09:35] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:09:37] [INFO ] Implicit Places using invariants and state equation in 2290 ms returned []
Implicit Place search using SMT with State Equation took 2684 ms to find 0 implicit places.
[2023-03-09 07:09:37] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-09 07:09:37] [INFO ] Invariant cache hit.
[2023-03-09 07:09:37] [INFO ] Dead Transitions using invariants and state equation in 305 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3003 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 18 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
[2023-03-09 07:09:37] [INFO ] Computed 31 place invariants in 14 ms
[2023-03-09 07:09:37] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:09:38] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:09:38] [INFO ] After 251ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:09:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 19 ms returned sat
[2023-03-09 07:09:38] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 11 ms returned sat
[2023-03-09 07:09:38] [INFO ] After 171ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:09:38] [INFO ] After 15ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:38] [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 18 ms.
[2023-03-09 07:09:38] [INFO ] After 332ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1431 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 929 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 605989 steps, run timeout after 3001 ms. (steps per millisecond=201 ) properties seen :{}
Probabilistic random walk after 605989 steps, saw 303056 distinct states, run finished after 3001 ms. (steps per millisecond=201 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:09:41] [INFO ] Computed 43 place invariants in 9 ms
[2023-03-09 07:09:41] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:09:41] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 22 ms returned sat
[2023-03-09 07:09:41] [INFO ] After 266ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:09:41] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:09:42] [INFO ] After 284ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:09:42] [INFO ] After 632ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:09:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:09:42] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 29 ms returned sat
[2023-03-09 07:09:42] [INFO ] After 283ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:42] [INFO ] After 358ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:43] [INFO ] Deduced a trap composed of 24 places in 95 ms of which 1 ms to minimize.
[2023-03-09 07:09:43] [INFO ] Deduced a trap composed of 24 places in 90 ms of which 1 ms to minimize.
[2023-03-09 07:09:43] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 331 ms
[2023-03-09 07:09:43] [INFO ] After 721ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 84 ms.
[2023-03-09 07:09:43] [INFO ] After 1216ms 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 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 21 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 21 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1426 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 925 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 615288 steps, run timeout after 3001 ms. (steps per millisecond=205 ) properties seen :{}
Probabilistic random walk after 615288 steps, saw 307718 distinct states, run finished after 3001 ms. (steps per millisecond=205 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:09:46] [INFO ] Computed 43 place invariants in 12 ms
[2023-03-09 07:09:46] [INFO ] [Real]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-09 07:09:46] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 16 ms returned sat
[2023-03-09 07:09:46] [INFO ] After 201ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:09:46] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:09:47] [INFO ] After 303ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:09:47] [INFO ] After 585ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:09:47] [INFO ] [Nat]Absence check using 7 positive place invariants in 18 ms returned sat
[2023-03-09 07:09:47] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 27 ms returned sat
[2023-03-09 07:09:47] [INFO ] After 227ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:47] [INFO ] After 192ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:47] [INFO ] After 229ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 34 ms.
[2023-03-09 07:09:47] [INFO ] After 620ms 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 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 5 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-09 07:09:47] [INFO ] Invariant cache hit.
[2023-03-09 07:09:48] [INFO ] Implicit Places using invariants in 655 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 656 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 11 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2023-03-09 07:09:48] [INFO ] Computed 31 place invariants in 17 ms
[2023-03-09 07:09:48] [INFO ] Implicit Places using invariants in 432 ms returned []
[2023-03-09 07:09:48] [INFO ] Invariant cache hit.
[2023-03-09 07:09:49] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:09:51] [INFO ] Implicit Places using invariants and state equation in 2680 ms returned []
Implicit Place search using SMT with State Equation took 3114 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 3787 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1464 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 920 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 611125 steps, run timeout after 3001 ms. (steps per millisecond=203 ) properties seen :{}
Probabilistic random walk after 611125 steps, saw 305625 distinct states, run finished after 3001 ms. (steps per millisecond=203 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:09:54] [INFO ] Invariant cache hit.
[2023-03-09 07:09:54] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:09:54] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:09:54] [INFO ] After 245ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:09:54] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:09:54] [INFO ] After 147ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:09:54] [INFO ] After 465ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:09:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 25 ms returned sat
[2023-03-09 07:09:55] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 11 ms returned sat
[2023-03-09 07:09:55] [INFO ] After 263ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:55] [INFO ] After 239ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:55] [INFO ] Deduced a trap composed of 62 places in 149 ms of which 1 ms to minimize.
[2023-03-09 07:09:55] [INFO ] Deduced a trap composed of 21 places in 77 ms of which 1 ms to minimize.
[2023-03-09 07:09:56] [INFO ] Deduced a trap composed of 19 places in 68 ms of which 1 ms to minimize.
[2023-03-09 07:09:56] [INFO ] Deduced a trap composed of 15 places in 76 ms of which 0 ms to minimize.
[2023-03-09 07:09:56] [INFO ] Deduced a trap composed of 16 places in 90 ms of which 1 ms to minimize.
[2023-03-09 07:09:56] [INFO ] Deduced a trap composed of 13 places in 97 ms of which 0 ms to minimize.
[2023-03-09 07:09:56] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 758 ms
[2023-03-09 07:09:56] [INFO ] After 1020ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 33 ms.
[2023-03-09 07:09:56] [INFO ] After 1432ms 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 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 6 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.
[2023-03-09 07:09:56] [INFO ] Invariant cache hit.
[2023-03-09 07:09:56] [INFO ] Implicit Places using invariants in 375 ms returned []
[2023-03-09 07:09:56] [INFO ] Invariant cache hit.
[2023-03-09 07:09:57] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:09:58] [INFO ] Implicit Places using invariants and state equation in 2140 ms returned []
Implicit Place search using SMT with State Equation took 2523 ms to find 0 implicit places.
[2023-03-09 07:09:58] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:09:58] [INFO ] Invariant cache hit.
[2023-03-09 07:09:59] [INFO ] Dead Transitions using invariants and state equation in 262 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2799 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 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
[2023-03-09 07:09:59] [INFO ] Computed 31 place invariants in 15 ms
[2023-03-09 07:09:59] [INFO ] [Real]Absence check using 13 positive place invariants in 21 ms returned sat
[2023-03-09 07:09:59] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:09:59] [INFO ] After 204ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:09:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:09:59] [INFO ] After 18ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:09:59] [INFO ] After 316ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:09:59] [INFO ] [Nat]Absence check using 13 positive place invariants in 19 ms returned sat
[2023-03-09 07:09:59] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:09:59] [INFO ] After 204ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:59] [INFO ] After 25ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:09:59] [INFO ] Deduced a trap composed of 16 places in 72 ms of which 0 ms to minimize.
[2023-03-09 07:10:00] [INFO ] Deduced a trap composed of 19 places in 74 ms of which 1 ms to minimize.
[2023-03-09 07:10:00] [INFO ] Deduced a trap composed of 22 places in 67 ms of which 1 ms to minimize.
[2023-03-09 07:10:00] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 267 ms
[2023-03-09 07:10:00] [INFO ] After 304ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-09 07:10:00] [INFO ] After 612ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1440 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 934 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 552384 steps, run timeout after 3001 ms. (steps per millisecond=184 ) properties seen :{}
Probabilistic random walk after 552384 steps, saw 276256 distinct states, run finished after 3001 ms. (steps per millisecond=184 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:10:03] [INFO ] Computed 43 place invariants in 9 ms
[2023-03-09 07:10:03] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:10:03] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 17 ms returned sat
[2023-03-09 07:10:03] [INFO ] After 164ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:10:03] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:10:03] [INFO ] After 74ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:10:03] [INFO ] After 99ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-03-09 07:10:03] [INFO ] After 368ms 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 14 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 1436 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 899 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 615876 steps, run timeout after 3001 ms. (steps per millisecond=205 ) properties seen :{}
Probabilistic random walk after 615876 steps, saw 308013 distinct states, run finished after 3004 ms. (steps per millisecond=205 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2023-03-09 07:10:06] [INFO ] Computed 43 place invariants in 19 ms
[2023-03-09 07:10:06] [INFO ] [Real]Absence check using 5 positive place invariants in 8 ms returned sat
[2023-03-09 07:10:06] [INFO ] [Real]Absence check using 5 positive and 38 generalized place invariants in 20 ms returned sat
[2023-03-09 07:10:06] [INFO ] After 195ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:10:06] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:10:07] [INFO ] After 100ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:10:07] [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 18 ms.
[2023-03-09 07:10:07] [INFO ] After 440ms 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 6 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 5 ms. Remains 225 /225 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2023-03-09 07:10:07] [INFO ] Invariant cache hit.
[2023-03-09 07:10:07] [INFO ] Implicit Places using invariants in 515 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 516 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 15 ms. Remains 209 /214 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 209 cols
[2023-03-09 07:10:07] [INFO ] Computed 32 place invariants in 15 ms
[2023-03-09 07:10:08] [INFO ] Implicit Places using invariants in 353 ms returned []
[2023-03-09 07:10:08] [INFO ] Invariant cache hit.
[2023-03-09 07:10:08] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:10:10] [INFO ] Implicit Places using invariants and state equation in 2227 ms returned []
Implicit Place search using SMT with State Equation took 2582 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 3118 ms. Remains : 209/225 places, 214/219 transitions.
Incomplete random walk after 10000 steps, including 1447 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 916 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 598135 steps, run timeout after 3001 ms. (steps per millisecond=199 ) properties seen :{}
Probabilistic random walk after 598135 steps, saw 299132 distinct states, run finished after 3001 ms. (steps per millisecond=199 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:10:13] [INFO ] Invariant cache hit.
[2023-03-09 07:10:13] [INFO ] [Real]Absence check using 12 positive place invariants in 19 ms returned sat
[2023-03-09 07:10:13] [INFO ] [Real]Absence check using 12 positive and 20 generalized place invariants in 7 ms returned sat
[2023-03-09 07:10:13] [INFO ] After 157ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:10:13] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:10:13] [INFO ] After 60ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:13] [INFO ] After 295ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:13] [INFO ] [Nat]Absence check using 12 positive place invariants in 19 ms returned sat
[2023-03-09 07:10:13] [INFO ] [Nat]Absence check using 12 positive and 20 generalized place invariants in 6 ms returned sat
[2023-03-09 07:10:13] [INFO ] After 141ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:13] [INFO ] After 185ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:13] [INFO ] After 204ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-09 07:10:14] [INFO ] After 431ms 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 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.
[2023-03-09 07:10:14] [INFO ] Invariant cache hit.
[2023-03-09 07:10:14] [INFO ] Implicit Places using invariants in 325 ms returned []
[2023-03-09 07:10:14] [INFO ] Invariant cache hit.
[2023-03-09 07:10:14] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:10:16] [INFO ] Implicit Places using invariants and state equation in 2500 ms returned []
Implicit Place search using SMT with State Equation took 2827 ms to find 0 implicit places.
[2023-03-09 07:10:16] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:10:16] [INFO ] Invariant cache hit.
[2023-03-09 07:10:17] [INFO ] Dead Transitions using invariants and state equation in 283 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3122 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 12 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
[2023-03-09 07:10:17] [INFO ] Computed 32 place invariants in 12 ms
[2023-03-09 07:10:17] [INFO ] [Real]Absence check using 14 positive place invariants in 17 ms returned sat
[2023-03-09 07:10:17] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:10:17] [INFO ] After 192ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:10:17] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:10:17] [INFO ] After 12ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:10:17] [INFO ] Deduced a trap composed of 10 places in 116 ms of which 0 ms to minimize.
[2023-03-09 07:10:17] [INFO ] Deduced a trap composed of 16 places in 155 ms of which 0 ms to minimize.
[2023-03-09 07:10:17] [INFO ] Deduced a trap composed of 47 places in 106 ms of which 1 ms to minimize.
[2023-03-09 07:10:18] [INFO ] Deduced a trap composed of 72 places in 148 ms of which 1 ms to minimize.
[2023-03-09 07:10:18] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 594 ms
[2023-03-09 07:10:18] [INFO ] After 620ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:18] [INFO ] After 896ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:18] [INFO ] [Nat]Absence check using 14 positive place invariants in 20 ms returned sat
[2023-03-09 07:10:18] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:10:18] [INFO ] After 189ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:18] [INFO ] After 14ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:18] [INFO ] Deduced a trap composed of 64 places in 125 ms of which 1 ms to minimize.
[2023-03-09 07:10:18] [INFO ] Deduced a trap composed of 16 places in 155 ms of which 1 ms to minimize.
[2023-03-09 07:10:18] [INFO ] Deduced a trap composed of 68 places in 153 ms of which 0 ms to minimize.
[2023-03-09 07:10:18] [INFO ] Deduced a trap composed of 64 places in 152 ms of which 1 ms to minimize.
[2023-03-09 07:10:19] [INFO ] Deduced a trap composed of 68 places in 148 ms of which 0 ms to minimize.
[2023-03-09 07:10:19] [INFO ] Deduced a trap composed of 74 places in 142 ms of which 1 ms to minimize.
[2023-03-09 07:10:19] [INFO ] Deduced a trap composed of 68 places in 137 ms of which 1 ms to minimize.
[2023-03-09 07:10:19] [INFO ] Deduced a trap composed of 70 places in 144 ms of which 1 ms to minimize.
[2023-03-09 07:10:19] [INFO ] Deduced a trap composed of 65 places in 160 ms of which 0 ms to minimize.
[2023-03-09 07:10:20] [INFO ] Deduced a trap composed of 65 places in 186 ms of which 1 ms to minimize.
[2023-03-09 07:10:20] [INFO ] Deduced a trap composed of 69 places in 151 ms of which 0 ms to minimize.
[2023-03-09 07:10:20] [INFO ] Deduced a trap composed of 73 places in 150 ms of which 1 ms to minimize.
[2023-03-09 07:10:20] [INFO ] Deduced a trap composed of 22 places in 140 ms of which 1 ms to minimize.
[2023-03-09 07:10:20] [INFO ] Trap strengthening (SAT) tested/added 14/13 trap constraints in 2152 ms
[2023-03-09 07:10:20] [INFO ] After 2182ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-09 07:10:20] [INFO ] After 2485ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1456 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 895 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 517457 steps, run timeout after 3001 ms. (steps per millisecond=172 ) properties seen :{}
Probabilistic random walk after 517457 steps, saw 258784 distinct states, run finished after 3001 ms. (steps per millisecond=172 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:10:23] [INFO ] Computed 43 place invariants in 9 ms
[2023-03-09 07:10:23] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:10:23] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 22 ms returned sat
[2023-03-09 07:10:23] [INFO ] After 232ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:10:23] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:10:24] [INFO ] After 105ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:10:24] [INFO ] After 142ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 22 ms.
[2023-03-09 07:10:24] [INFO ] After 488ms SMT Verify possible using all constraints in real 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.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 18 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 19 ms. Remains : 227/252 places, 221/246 transitions.
Incomplete random walk after 10000 steps, including 1470 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 911 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 627026 steps, run timeout after 3001 ms. (steps per millisecond=208 ) properties seen :{}
Probabilistic random walk after 627026 steps, saw 313586 distinct states, run finished after 3001 ms. (steps per millisecond=208 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 221 rows 227 cols
[2023-03-09 07:10:27] [INFO ] Computed 43 place invariants in 9 ms
[2023-03-09 07:10:27] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-09 07:10:27] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 31 ms returned sat
[2023-03-09 07:10:27] [INFO ] After 171ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:10:27] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:10:27] [INFO ] After 374ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:27] [INFO ] After 632ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-09 07:10:27] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 41 ms returned sat
[2023-03-09 07:10:28] [INFO ] After 215ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:28] [INFO ] After 262ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:28] [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 23 ms.
[2023-03-09 07:10:28] [INFO ] After 651ms 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 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 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 5 ms. Remains 227 /227 variables (removed 0) and now considering 221/221 (removed 0) transitions.
[2023-03-09 07:10:28] [INFO ] Invariant cache hit.
[2023-03-09 07:10:28] [INFO ] Implicit Places using invariants in 433 ms returned [43, 48, 69, 74, 124, 129, 149, 154, 175, 181]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 435 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
[2023-03-09 07:10:28] [INFO ] Computed 33 place invariants in 16 ms
[2023-03-09 07:10:29] [INFO ] Implicit Places using invariants in 400 ms returned []
[2023-03-09 07:10:29] [INFO ] Invariant cache hit.
[2023-03-09 07:10:29] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:10:31] [INFO ] Implicit Places using invariants and state equation in 2162 ms returned []
Implicit Place search using SMT with State Equation took 2564 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 3016 ms. Remains : 212/227 places, 216/221 transitions.
Incomplete random walk after 10000 steps, including 1475 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 920 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 618420 steps, run timeout after 3001 ms. (steps per millisecond=206 ) properties seen :{}
Probabilistic random walk after 618420 steps, saw 309284 distinct states, run finished after 3001 ms. (steps per millisecond=206 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:10:34] [INFO ] Invariant cache hit.
[2023-03-09 07:10:34] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-09 07:10:34] [INFO ] [Real]Absence check using 4 positive and 29 generalized place invariants in 17 ms returned sat
[2023-03-09 07:10:34] [INFO ] After 213ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:10:34] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:10:34] [INFO ] After 46ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:34] [INFO ] After 329ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:34] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-09 07:10:34] [INFO ] [Nat]Absence check using 4 positive and 29 generalized place invariants in 26 ms returned sat
[2023-03-09 07:10:35] [INFO ] After 256ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:35] [INFO ] After 94ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:35] [INFO ] After 126ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 18 ms.
[2023-03-09 07:10:35] [INFO ] After 511ms 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 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 5 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 6 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 5 ms. Remains 212 /212 variables (removed 0) and now considering 216/216 (removed 0) transitions.
[2023-03-09 07:10:35] [INFO ] Invariant cache hit.
[2023-03-09 07:10:35] [INFO ] Implicit Places using invariants in 382 ms returned []
[2023-03-09 07:10:35] [INFO ] Invariant cache hit.
[2023-03-09 07:10:35] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:10:38] [INFO ] Implicit Places using invariants and state equation in 2366 ms returned []
Implicit Place search using SMT with State Equation took 2764 ms to find 0 implicit places.
[2023-03-09 07:10:38] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:10:38] [INFO ] Invariant cache hit.
[2023-03-09 07:10:38] [INFO ] Dead Transitions using invariants and state equation in 259 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3038 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 18 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
[2023-03-09 07:10:38] [INFO ] Computed 33 place invariants in 15 ms
[2023-03-09 07:10:38] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2023-03-09 07:10:38] [INFO ] [Real]Absence check using 8 positive and 25 generalized place invariants in 12 ms returned sat
[2023-03-09 07:10:38] [INFO ] After 144ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:10:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:10:38] [INFO ] After 13ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:10:38] [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 14 ms.
[2023-03-09 07:10:38] [INFO ] After 270ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1424 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 922 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 581945 steps, run timeout after 3001 ms. (steps per millisecond=193 ) properties seen :{}
Probabilistic random walk after 581945 steps, saw 291034 distinct states, run finished after 3001 ms. (steps per millisecond=193 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:10:41] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:10:41] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:10:41] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 18 ms returned sat
[2023-03-09 07:10:41] [INFO ] After 152ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:10:41] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:10:42] [INFO ] After 133ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:42] [INFO ] After 365ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:10:42] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 24 ms returned sat
[2023-03-09 07:10:42] [INFO ] After 236ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:42] [INFO ] After 204ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:42] [INFO ] Deduced a trap composed of 28 places in 92 ms of which 1 ms to minimize.
[2023-03-09 07:10:42] [INFO ] Deduced a trap composed of 24 places in 93 ms of which 0 ms to minimize.
[2023-03-09 07:10:42] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 244 ms
[2023-03-09 07:10:42] [INFO ] After 466ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 194 ms.
[2023-03-09 07:10:43] [INFO ] After 1005ms 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 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 20 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 20 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1466 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 920 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 562273 steps, run timeout after 3001 ms. (steps per millisecond=187 ) properties seen :{}
Probabilistic random walk after 562273 steps, saw 281202 distinct states, run finished after 3001 ms. (steps per millisecond=187 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:10:46] [INFO ] Computed 43 place invariants in 14 ms
[2023-03-09 07:10:46] [INFO ] [Real]Absence check using 7 positive place invariants in 10 ms returned sat
[2023-03-09 07:10:46] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 15 ms returned sat
[2023-03-09 07:10:46] [INFO ] After 145ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:10:46] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:10:46] [INFO ] After 113ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:46] [INFO ] After 336ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:46] [INFO ] [Nat]Absence check using 7 positive place invariants in 12 ms returned sat
[2023-03-09 07:10:46] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 17 ms returned sat
[2023-03-09 07:10:46] [INFO ] After 213ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:46] [INFO ] After 138ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:46] [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 21 ms.
[2023-03-09 07:10:46] [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 5 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-09 07:10:47] [INFO ] Invariant cache hit.
[2023-03-09 07:10:47] [INFO ] Implicit Places using invariants in 658 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 664 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 10 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2023-03-09 07:10:47] [INFO ] Computed 31 place invariants in 16 ms
[2023-03-09 07:10:48] [INFO ] Implicit Places using invariants in 403 ms returned []
[2023-03-09 07:10:48] [INFO ] Invariant cache hit.
[2023-03-09 07:10:48] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:10:50] [INFO ] Implicit Places using invariants and state equation in 2156 ms returned []
Implicit Place search using SMT with State Equation took 2561 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 3242 ms. Remains : 206/224 places, 212/218 transitions.
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 10000 steps, including 876 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 611458 steps, run timeout after 3001 ms. (steps per millisecond=203 ) properties seen :{}
Probabilistic random walk after 611458 steps, saw 305793 distinct states, run finished after 3001 ms. (steps per millisecond=203 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:10:53] [INFO ] Invariant cache hit.
[2023-03-09 07:10:53] [INFO ] [Real]Absence check using 13 positive place invariants in 18 ms returned sat
[2023-03-09 07:10:53] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:10:53] [INFO ] After 155ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:10:53] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:10:53] [INFO ] After 87ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:53] [INFO ] After 320ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 26 ms returned sat
[2023-03-09 07:10:53] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 9 ms returned sat
[2023-03-09 07:10:53] [INFO ] After 243ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:54] [INFO ] After 278ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:54] [INFO ] After 316ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 26 ms.
[2023-03-09 07:10:54] [INFO ] After 697ms 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 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 4 ms. Remains 206 /206 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2023-03-09 07:10:54] [INFO ] Invariant cache hit.
[2023-03-09 07:10:54] [INFO ] Implicit Places using invariants in 370 ms returned []
[2023-03-09 07:10:54] [INFO ] Invariant cache hit.
[2023-03-09 07:10:54] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:10:57] [INFO ] Implicit Places using invariants and state equation in 2775 ms returned []
Implicit Place search using SMT with State Equation took 3147 ms to find 0 implicit places.
[2023-03-09 07:10:57] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:10:57] [INFO ] Invariant cache hit.
[2023-03-09 07:10:57] [INFO ] Dead Transitions using invariants and state equation in 290 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3458 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 15 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
[2023-03-09 07:10:57] [INFO ] Computed 31 place invariants in 12 ms
[2023-03-09 07:10:57] [INFO ] [Real]Absence check using 13 positive place invariants in 19 ms returned sat
[2023-03-09 07:10:57] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 10 ms returned sat
[2023-03-09 07:10:58] [INFO ] After 182ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:10:58] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:10:58] [INFO ] After 14ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:10:58] [INFO ] Deduced a trap composed of 19 places in 75 ms of which 0 ms to minimize.
[2023-03-09 07:10:58] [INFO ] Deduced a trap composed of 22 places in 72 ms of which 0 ms to minimize.
[2023-03-09 07:10:58] [INFO ] Deduced a trap composed of 19 places in 76 ms of which 1 ms to minimize.
[2023-03-09 07:10:58] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 285 ms
[2023-03-09 07:10:58] [INFO ] After 314ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:58] [INFO ] After 588ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:10:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 20 ms returned sat
[2023-03-09 07:10:58] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:10:58] [INFO ] After 203ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:58] [INFO ] After 15ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:10:58] [INFO ] Deduced a trap composed of 19 places in 80 ms of which 1 ms to minimize.
[2023-03-09 07:10:58] [INFO ] Deduced a trap composed of 22 places in 84 ms of which 1 ms to minimize.
[2023-03-09 07:10:58] [INFO ] Deduced a trap composed of 19 places in 86 ms of which 0 ms to minimize.
[2023-03-09 07:10:59] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 313 ms
[2023-03-09 07:10:59] [INFO ] After 343ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-03-09 07:10:59] [INFO ] After 655ms 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 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 932 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 546090 steps, run timeout after 3001 ms. (steps per millisecond=181 ) properties seen :{}
Probabilistic random walk after 546090 steps, saw 273107 distinct states, run finished after 3001 ms. (steps per millisecond=181 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:11:02] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:11:02] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:11:02] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 23 ms returned sat
[2023-03-09 07:11:02] [INFO ] After 266ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:11:02] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:11:02] [INFO ] After 75ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:11:02] [INFO ] After 111ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 22 ms.
[2023-03-09 07:11:02] [INFO ] After 499ms SMT Verify possible using all constraints in real 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.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 18 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 1430 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 921 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 568477 steps, run timeout after 3001 ms. (steps per millisecond=189 ) properties seen :{}
Probabilistic random walk after 568477 steps, saw 284301 distinct states, run finished after 3001 ms. (steps per millisecond=189 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2023-03-09 07:11:05] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:11:05] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-09 07:11:05] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 23 ms returned sat
[2023-03-09 07:11:05] [INFO ] After 141ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:11:05] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:11:06] [INFO ] After 112ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:11:06] [INFO ] After 137ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-09 07:11:06] [INFO ] After 373ms 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 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 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.
[2023-03-09 07:11:06] [INFO ] Invariant cache hit.
[2023-03-09 07:11:06] [INFO ] Implicit Places using invariants in 457 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 460 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 16 ms. Remains 209 /214 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 209 cols
[2023-03-09 07:11:06] [INFO ] Computed 32 place invariants in 15 ms
[2023-03-09 07:11:06] [INFO ] Implicit Places using invariants in 406 ms returned []
[2023-03-09 07:11:06] [INFO ] Invariant cache hit.
[2023-03-09 07:11:07] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:11:09] [INFO ] Implicit Places using invariants and state equation in 2768 ms returned []
Implicit Place search using SMT with State Equation took 3175 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 3655 ms. Remains : 209/225 places, 214/219 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 10001 steps, including 905 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 655667 steps, run timeout after 3001 ms. (steps per millisecond=218 ) properties seen :{}
Probabilistic random walk after 655667 steps, saw 327907 distinct states, run finished after 3001 ms. (steps per millisecond=218 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:11:12] [INFO ] Invariant cache hit.
[2023-03-09 07:11:12] [INFO ] [Real]Absence check using 14 positive place invariants in 22 ms returned sat
[2023-03-09 07:11:12] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 7 ms returned sat
[2023-03-09 07:11:12] [INFO ] After 134ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:11:12] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:11:13] [INFO ] After 86ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:13] [INFO ] After 304ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:13] [INFO ] [Nat]Absence check using 14 positive place invariants in 21 ms returned sat
[2023-03-09 07:11:13] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:11:13] [INFO ] After 214ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:13] [INFO ] After 200ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:13] [INFO ] After 233ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 20 ms.
[2023-03-09 07:11:13] [INFO ] After 547ms 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 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 6 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 5 ms. Remains 209 /209 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2023-03-09 07:11:13] [INFO ] Invariant cache hit.
[2023-03-09 07:11:13] [INFO ] Implicit Places using invariants in 341 ms returned []
[2023-03-09 07:11:13] [INFO ] Invariant cache hit.
[2023-03-09 07:11:14] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:11:16] [INFO ] Implicit Places using invariants and state equation in 2214 ms returned []
Implicit Place search using SMT with State Equation took 2567 ms to find 0 implicit places.
[2023-03-09 07:11:16] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-09 07:11:16] [INFO ] Invariant cache hit.
[2023-03-09 07:11:16] [INFO ] Dead Transitions using invariants and state equation in 226 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2807 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 13 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
[2023-03-09 07:11:16] [INFO ] Computed 32 place invariants in 10 ms
[2023-03-09 07:11:16] [INFO ] [Real]Absence check using 14 positive place invariants in 14 ms returned sat
[2023-03-09 07:11:16] [INFO ] [Real]Absence check using 14 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:11:16] [INFO ] After 134ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:11:16] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:11:16] [INFO ] After 15ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:11:16] [INFO ] Deduced a trap composed of 46 places in 156 ms of which 0 ms to minimize.
[2023-03-09 07:11:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 187 ms
[2023-03-09 07:11:16] [INFO ] After 216ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:16] [INFO ] After 417ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:16] [INFO ] [Nat]Absence check using 14 positive place invariants in 22 ms returned sat
[2023-03-09 07:11:16] [INFO ] [Nat]Absence check using 14 positive and 18 generalized place invariants in 10 ms returned sat
[2023-03-09 07:11:17] [INFO ] After 183ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:17] [INFO ] After 14ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:17] [INFO ] After 39ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-09 07:11:17] [INFO ] After 337ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1392 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 929 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 566799 steps, run timeout after 3001 ms. (steps per millisecond=188 ) properties seen :{}
Probabilistic random walk after 566799 steps, saw 283463 distinct states, run finished after 3004 ms. (steps per millisecond=188 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:11:20] [INFO ] Computed 43 place invariants in 9 ms
[2023-03-09 07:11:20] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:11:20] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 17 ms returned sat
[2023-03-09 07:11:20] [INFO ] After 199ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:11:20] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:11:20] [INFO ] After 85ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:20] [INFO ] After 363ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:20] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:11:20] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 18 ms returned sat
[2023-03-09 07:11:20] [INFO ] After 205ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:21] [INFO ] After 111ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:21] [INFO ] Deduced a trap composed of 19 places in 65 ms of which 0 ms to minimize.
[2023-03-09 07:11:21] [INFO ] Deduced a trap composed of 23 places in 73 ms of which 1 ms to minimize.
[2023-03-09 07:11:21] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 203 ms
[2023-03-09 07:11:21] [INFO ] After 337ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 28 ms.
[2023-03-09 07:11:21] [INFO ] After 659ms 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 16 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 16 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1425 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 871 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 589943 steps, run timeout after 3001 ms. (steps per millisecond=196 ) properties seen :{}
Probabilistic random walk after 589943 steps, saw 295035 distinct states, run finished after 3001 ms. (steps per millisecond=196 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:11:24] [INFO ] Computed 43 place invariants in 12 ms
[2023-03-09 07:11:24] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-09 07:11:24] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 20 ms returned sat
[2023-03-09 07:11:24] [INFO ] After 133ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:11:24] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:11:24] [INFO ] After 148ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:24] [INFO ] After 359ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-09 07:11:24] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 30 ms returned sat
[2023-03-09 07:11:25] [INFO ] After 202ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:25] [INFO ] After 142ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:25] [INFO ] Deduced a trap composed of 19 places in 88 ms of which 1 ms to minimize.
[2023-03-09 07:11:25] [INFO ] Deduced a trap composed of 17 places in 108 ms of which 3 ms to minimize.
[2023-03-09 07:11:25] [INFO ] Deduced a trap composed of 12 places in 93 ms of which 0 ms to minimize.
[2023-03-09 07:11:25] [INFO ] Deduced a trap composed of 13 places in 123 ms of which 1 ms to minimize.
[2023-03-09 07:11:25] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 525 ms
[2023-03-09 07:11:25] [INFO ] After 690ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 101 ms.
[2023-03-09 07:11:25] [INFO ] After 1108ms 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 6 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 5 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-09 07:11:25] [INFO ] Invariant cache hit.
[2023-03-09 07:11:26] [INFO ] Implicit Places using invariants in 632 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 633 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 11 ms. Remains 207 /212 variables (removed 5) and now considering 213/218 (removed 5) transitions.
// Phase 1: matrix 213 rows 207 cols
[2023-03-09 07:11:26] [INFO ] Computed 31 place invariants in 18 ms
[2023-03-09 07:11:26] [INFO ] Implicit Places using invariants in 383 ms returned []
[2023-03-09 07:11:26] [INFO ] Invariant cache hit.
[2023-03-09 07:11:27] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:11:30] [INFO ] Implicit Places using invariants and state equation in 3192 ms returned []
Implicit Place search using SMT with State Equation took 3581 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 4231 ms. Remains : 207/224 places, 213/218 transitions.
Incomplete random walk after 10000 steps, including 1457 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 879 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 616453 steps, run timeout after 3001 ms. (steps per millisecond=205 ) properties seen :{}
Probabilistic random walk after 616453 steps, saw 308301 distinct states, run finished after 3001 ms. (steps per millisecond=205 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:11:33] [INFO ] Invariant cache hit.
[2023-03-09 07:11:33] [INFO ] [Real]Absence check using 13 positive place invariants in 29 ms returned sat
[2023-03-09 07:11:33] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:11:33] [INFO ] After 216ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:11:33] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:11:33] [INFO ] After 64ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:11:33] [INFO ] Deduced a trap composed of 64 places in 146 ms of which 0 ms to minimize.
[2023-03-09 07:11:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 182 ms
[2023-03-09 07:11:33] [INFO ] After 264ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:33] [INFO ] After 585ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 29 ms returned sat
[2023-03-09 07:11:33] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 7 ms returned sat
[2023-03-09 07:11:33] [INFO ] After 214ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:34] [INFO ] After 164ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:34] [INFO ] Deduced a trap composed of 64 places in 159 ms of which 0 ms to minimize.
[2023-03-09 07:11:34] [INFO ] Deduced a trap composed of 52 places in 188 ms of which 1 ms to minimize.
[2023-03-09 07:11:34] [INFO ] Deduced a trap composed of 19 places in 86 ms of which 0 ms to minimize.
[2023-03-09 07:11:34] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 587 ms
[2023-03-09 07:11:34] [INFO ] After 771ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 22 ms.
[2023-03-09 07:11:34] [INFO ] After 1119ms 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 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 6 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 6 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 5 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2023-03-09 07:11:34] [INFO ] Invariant cache hit.
[2023-03-09 07:11:35] [INFO ] Implicit Places using invariants in 406 ms returned []
[2023-03-09 07:11:35] [INFO ] Invariant cache hit.
[2023-03-09 07:11:35] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:11:38] [INFO ] Implicit Places using invariants and state equation in 3457 ms returned []
Implicit Place search using SMT with State Equation took 3865 ms to find 0 implicit places.
[2023-03-09 07:11:38] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:11:38] [INFO ] Invariant cache hit.
[2023-03-09 07:11:38] [INFO ] Dead Transitions using invariants and state equation in 228 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4104 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
[2023-03-09 07:11:38] [INFO ] Computed 31 place invariants in 9 ms
[2023-03-09 07:11:38] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-09 07:11:38] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:11:39] [INFO ] After 139ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:11:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:11:39] [INFO ] After 19ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:11:39] [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 17 ms.
[2023-03-09 07:11:39] [INFO ] After 269ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1444 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 934 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 557949 steps, run timeout after 3001 ms. (steps per millisecond=185 ) properties seen :{}
Probabilistic random walk after 557949 steps, saw 279036 distinct states, run finished after 3003 ms. (steps per millisecond=185 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:11:42] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:11:42] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:11:42] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 18 ms returned sat
[2023-03-09 07:11:42] [INFO ] After 180ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:11:42] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:11:42] [INFO ] After 63ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:42] [INFO ] After 323ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:11:42] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 26 ms returned sat
[2023-03-09 07:11:42] [INFO ] After 282ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:43] [INFO ] After 122ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:43] [INFO ] Deduced a trap composed of 15 places in 79 ms of which 1 ms to minimize.
[2023-03-09 07:11:43] [INFO ] Deduced a trap composed of 19 places in 86 ms of which 1 ms to minimize.
[2023-03-09 07:11:43] [INFO ] Deduced a trap composed of 12 places in 85 ms of which 1 ms to minimize.
[2023-03-09 07:11:43] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 337 ms
[2023-03-09 07:11:43] [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 27 ms.
[2023-03-09 07:11:43] [INFO ] After 880ms 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 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 20 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 21 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1451 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 938 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 594066 steps, run timeout after 3001 ms. (steps per millisecond=197 ) properties seen :{}
Probabilistic random walk after 594066 steps, saw 297099 distinct states, run finished after 3001 ms. (steps per millisecond=197 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:11:46] [INFO ] Computed 43 place invariants in 13 ms
[2023-03-09 07:11:46] [INFO ] [Real]Absence check using 7 positive place invariants in 12 ms returned sat
[2023-03-09 07:11:46] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 17 ms returned sat
[2023-03-09 07:11:46] [INFO ] After 199ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:11:46] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:11:46] [INFO ] After 115ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:46] [INFO ] After 398ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:46] [INFO ] [Nat]Absence check using 7 positive place invariants in 12 ms returned sat
[2023-03-09 07:11:46] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 17 ms returned sat
[2023-03-09 07:11:47] [INFO ] After 209ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:47] [INFO ] After 139ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:47] [INFO ] Deduced a trap composed of 16 places in 79 ms of which 1 ms to minimize.
[2023-03-09 07:11:47] [INFO ] Deduced a trap composed of 13 places in 93 ms of which 1 ms to minimize.
[2023-03-09 07:11:47] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 220 ms
[2023-03-09 07:11:47] [INFO ] After 374ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-09 07:11:47] [INFO ] After 686ms 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 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 5 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-09 07:11:47] [INFO ] Invariant cache hit.
[2023-03-09 07:11:48] [INFO ] Implicit Places using invariants in 667 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 669 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 14 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2023-03-09 07:11:48] [INFO ] Computed 31 place invariants in 17 ms
[2023-03-09 07:11:48] [INFO ] Implicit Places using invariants in 438 ms returned []
[2023-03-09 07:11:48] [INFO ] Invariant cache hit.
[2023-03-09 07:11:49] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:11:52] [INFO ] Implicit Places using invariants and state equation in 3577 ms returned []
Implicit Place search using SMT with State Equation took 4017 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 4706 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1435 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 903 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 562029 steps, run timeout after 3001 ms. (steps per millisecond=187 ) properties seen :{}
Probabilistic random walk after 562029 steps, saw 281082 distinct states, run finished after 3001 ms. (steps per millisecond=187 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:11:55] [INFO ] Invariant cache hit.
[2023-03-09 07:11:55] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-09 07:11:55] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:11:55] [INFO ] After 184ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:11:55] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:11:55] [INFO ] After 135ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:55] [INFO ] After 394ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:11:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 25 ms returned sat
[2023-03-09 07:11:55] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 11 ms returned sat
[2023-03-09 07:11:56] [INFO ] After 287ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:56] [INFO ] After 207ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:11:56] [INFO ] Deduced a trap composed of 16 places in 81 ms of which 1 ms to minimize.
[2023-03-09 07:11:56] [INFO ] Deduced a trap composed of 13 places in 100 ms of which 1 ms to minimize.
[2023-03-09 07:11:56] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 236 ms
[2023-03-09 07:11:56] [INFO ] After 463ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 29 ms.
[2023-03-09 07:11:56] [INFO ] After 893ms 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 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 6 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.
[2023-03-09 07:11:56] [INFO ] Invariant cache hit.
[2023-03-09 07:11:57] [INFO ] Implicit Places using invariants in 414 ms returned []
[2023-03-09 07:11:57] [INFO ] Invariant cache hit.
[2023-03-09 07:11:57] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:11:59] [INFO ] Implicit Places using invariants and state equation in 2643 ms returned []
Implicit Place search using SMT with State Equation took 3059 ms to find 0 implicit places.
[2023-03-09 07:11:59] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:11:59] [INFO ] Invariant cache hit.
[2023-03-09 07:11:59] [INFO ] Dead Transitions using invariants and state equation in 267 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3339 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 13 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
[2023-03-09 07:12:00] [INFO ] Computed 31 place invariants in 11 ms
[2023-03-09 07:12:00] [INFO ] [Real]Absence check using 13 positive place invariants in 15 ms returned sat
[2023-03-09 07:12:00] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:12:00] [INFO ] After 159ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:12:00] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:12:00] [INFO ] After 14ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:12:00] [INFO ] Deduced a trap composed of 10 places in 86 ms of which 0 ms to minimize.
[2023-03-09 07:12:00] [INFO ] Deduced a trap composed of 5 places in 95 ms of which 0 ms to minimize.
[2023-03-09 07:12:00] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 221 ms
[2023-03-09 07:12:00] [INFO ] After 247ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:00] [INFO ] After 484ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-09 07:12:00] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:12:00] [INFO ] After 168ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:00] [INFO ] After 13ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:00] [INFO ] Deduced a trap composed of 10 places in 91 ms of which 1 ms to minimize.
[2023-03-09 07:12:00] [INFO ] Deduced a trap composed of 17 places in 97 ms of which 0 ms to minimize.
[2023-03-09 07:12:00] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 227 ms
[2023-03-09 07:12:00] [INFO ] After 251ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-09 07:12:01] [INFO ] After 519ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1407 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 916 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 594951 steps, run timeout after 3001 ms. (steps per millisecond=198 ) properties seen :{}
Probabilistic random walk after 594951 steps, saw 297541 distinct states, run finished after 3001 ms. (steps per millisecond=198 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:12:04] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:12:04] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:12:04] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 24 ms returned sat
[2023-03-09 07:12:04] [INFO ] After 198ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:12:04] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:12:04] [INFO ] After 198ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:04] [INFO ] After 487ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:04] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:12:04] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 26 ms returned sat
[2023-03-09 07:12:04] [INFO ] After 186ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:05] [INFO ] After 345ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:05] [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 23 ms.
[2023-03-09 07:12:05] [INFO ] After 705ms 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 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 21 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 21 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1416 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 951 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 589899 steps, run timeout after 3001 ms. (steps per millisecond=196 ) properties seen :{}
Probabilistic random walk after 589899 steps, saw 295013 distinct states, run finished after 3001 ms. (steps per millisecond=196 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:12:08] [INFO ] Computed 43 place invariants in 15 ms
[2023-03-09 07:12:08] [INFO ] [Real]Absence check using 7 positive place invariants in 12 ms returned sat
[2023-03-09 07:12:08] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 19 ms returned sat
[2023-03-09 07:12:08] [INFO ] After 144ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:12:08] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:12:08] [INFO ] After 223ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:08] [INFO ] After 465ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:08] [INFO ] [Nat]Absence check using 7 positive place invariants in 18 ms returned sat
[2023-03-09 07:12:08] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 24 ms returned sat
[2023-03-09 07:12:09] [INFO ] After 217ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:09] [INFO ] After 176ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:09] [INFO ] After 212ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 22 ms.
[2023-03-09 07:12:09] [INFO ] After 576ms 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 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 6 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-09 07:12:09] [INFO ] Invariant cache hit.
[2023-03-09 07:12:10] [INFO ] Implicit Places using invariants in 626 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 633 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 11 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2023-03-09 07:12:10] [INFO ] Computed 31 place invariants in 16 ms
[2023-03-09 07:12:10] [INFO ] Implicit Places using invariants in 315 ms returned []
[2023-03-09 07:12:10] [INFO ] Invariant cache hit.
[2023-03-09 07:12:10] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:12:12] [INFO ] Implicit Places using invariants and state equation in 2497 ms returned []
Implicit Place search using SMT with State Equation took 2815 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 3465 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1453 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 895 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 626872 steps, run timeout after 3001 ms. (steps per millisecond=208 ) properties seen :{}
Probabilistic random walk after 626872 steps, saw 313509 distinct states, run finished after 3001 ms. (steps per millisecond=208 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:12:15] [INFO ] Invariant cache hit.
[2023-03-09 07:12:15] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-09 07:12:15] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:12:16] [INFO ] After 214ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:12:16] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:12:16] [INFO ] After 140ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:16] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:12:16] [INFO ] After 130ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:16] [INFO ] After 152ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-09 07:12:16] [INFO ] After 395ms 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.
[2023-03-09 07:12:16] [INFO ] Invariant cache hit.
[2023-03-09 07:12:16] [INFO ] Implicit Places using invariants in 342 ms returned []
[2023-03-09 07:12:16] [INFO ] Invariant cache hit.
[2023-03-09 07:12:17] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:12:19] [INFO ] Implicit Places using invariants and state equation in 2452 ms returned []
Implicit Place search using SMT with State Equation took 2796 ms to find 0 implicit places.
[2023-03-09 07:12:19] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:12:19] [INFO ] Invariant cache hit.
[2023-03-09 07:12:19] [INFO ] Dead Transitions using invariants and state equation in 234 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3039 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 13 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
[2023-03-09 07:12:19] [INFO ] Computed 31 place invariants in 11 ms
[2023-03-09 07:12:19] [INFO ] [Real]Absence check using 13 positive place invariants in 18 ms returned sat
[2023-03-09 07:12:19] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 10 ms returned sat
[2023-03-09 07:12:19] [INFO ] After 202ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:12:19] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:12:19] [INFO ] After 14ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:12:19] [INFO ] Deduced a trap composed of 10 places in 89 ms of which 1 ms to minimize.
[2023-03-09 07:12:20] [INFO ] Deduced a trap composed of 19 places in 86 ms of which 1 ms to minimize.
[2023-03-09 07:12:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 218 ms
[2023-03-09 07:12:20] [INFO ] After 245ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:20] [INFO ] After 526ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-09 07:12:20] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 10 ms returned sat
[2023-03-09 07:12:20] [INFO ] After 181ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:20] [INFO ] After 11ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:20] [INFO ] After 28ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-09 07:12:20] [INFO ] After 291ms 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 10001 steps, including 919 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 628644 steps, run timeout after 3001 ms. (steps per millisecond=209 ) properties seen :{}
Probabilistic random walk after 628644 steps, saw 314394 distinct states, run finished after 3001 ms. (steps per millisecond=209 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:12:23] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:12:23] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:12:23] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 17 ms returned sat
[2023-03-09 07:12:23] [INFO ] After 156ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:12:23] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:12:23] [INFO ] After 63ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:23] [INFO ] After 298ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:23] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:12:23] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 07:12:23] [INFO ] After 159ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:24] [INFO ] After 48ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:24] [INFO ] Deduced a trap composed of 24 places in 66 ms of which 0 ms to minimize.
[2023-03-09 07:12:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 92 ms
[2023-03-09 07:12:24] [INFO ] After 151ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-09 07:12:24] [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 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 1449 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 865 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 647937 steps, run timeout after 3001 ms. (steps per millisecond=215 ) properties seen :{}
Probabilistic random walk after 647937 steps, saw 324045 distinct states, run finished after 3001 ms. (steps per millisecond=215 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2023-03-09 07:12:27] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:12:27] [INFO ] [Real]Absence check using 11 positive place invariants in 22 ms returned sat
[2023-03-09 07:12:27] [INFO ] [Real]Absence check using 11 positive and 32 generalized place invariants in 13 ms returned sat
[2023-03-09 07:12:27] [INFO ] After 175ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:12:27] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:12:27] [INFO ] After 206ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:27] [INFO ] After 470ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:27] [INFO ] [Nat]Absence check using 11 positive place invariants in 23 ms returned sat
[2023-03-09 07:12:27] [INFO ] [Nat]Absence check using 11 positive and 32 generalized place invariants in 14 ms returned sat
[2023-03-09 07:12:27] [INFO ] After 171ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:27] [INFO ] After 55ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:27] [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 14 ms.
[2023-03-09 07:12:28] [INFO ] After 352ms 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 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.
[2023-03-09 07:12:28] [INFO ] Invariant cache hit.
[2023-03-09 07:12:28] [INFO ] Implicit Places using invariants in 383 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 384 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 10 ms. Remains 208 /213 variables (removed 5) and now considering 214/219 (removed 5) transitions.
// Phase 1: matrix 214 rows 208 cols
[2023-03-09 07:12:28] [INFO ] Computed 31 place invariants in 11 ms
[2023-03-09 07:12:28] [INFO ] Implicit Places using invariants in 295 ms returned []
[2023-03-09 07:12:28] [INFO ] Invariant cache hit.
[2023-03-09 07:12:28] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:12:30] [INFO ] Implicit Places using invariants and state equation in 2118 ms returned []
Implicit Place search using SMT with State Equation took 2415 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 2814 ms. Remains : 208/225 places, 214/219 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 10000 steps, including 903 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 652678 steps, run timeout after 3001 ms. (steps per millisecond=217 ) properties seen :{}
Probabilistic random walk after 652678 steps, saw 326414 distinct states, run finished after 3001 ms. (steps per millisecond=217 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:12:33] [INFO ] Invariant cache hit.
[2023-03-09 07:12:33] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:12:33] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:12:34] [INFO ] After 185ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:12:34] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:12:34] [INFO ] After 75ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:12:34] [INFO ] After 96ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:12:34] [INFO ] After 375ms 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 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 2 ms. Remains 208 /208 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2023-03-09 07:12:34] [INFO ] Invariant cache hit.
[2023-03-09 07:12:34] [INFO ] Implicit Places using invariants in 267 ms returned []
[2023-03-09 07:12:34] [INFO ] Invariant cache hit.
[2023-03-09 07:12:34] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:12:36] [INFO ] Implicit Places using invariants and state equation in 2072 ms returned []
Implicit Place search using SMT with State Equation took 2341 ms to find 0 implicit places.
[2023-03-09 07:12:36] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:12:36] [INFO ] Invariant cache hit.
[2023-03-09 07:12:36] [INFO ] Dead Transitions using invariants and state equation in 190 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2544 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 12 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
[2023-03-09 07:12:36] [INFO ] Computed 31 place invariants in 10 ms
[2023-03-09 07:12:36] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-09 07:12:36] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:12:37] [INFO ] After 142ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:12:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:12:37] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:12:37] [INFO ] After 27ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-09 07:12:37] [INFO ] After 245ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
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 912 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 632031 steps, run timeout after 3001 ms. (steps per millisecond=210 ) properties seen :{}
Probabilistic random walk after 632031 steps, saw 316090 distinct states, run finished after 3004 ms. (steps per millisecond=210 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:12:40] [INFO ] Computed 43 place invariants in 13 ms
[2023-03-09 07:12:40] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:12:40] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 24 ms returned sat
[2023-03-09 07:12:40] [INFO ] After 455ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:40] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:12:40] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 18 ms returned sat
[2023-03-09 07:12:40] [INFO ] After 245ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:40] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:12:40] [INFO ] After 102ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:41] [INFO ] Deduced a trap composed of 24 places in 66 ms of which 0 ms to minimize.
[2023-03-09 07:12:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 91 ms
[2023-03-09 07:12:41] [INFO ] After 209ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 101 ms.
[2023-03-09 07:12:41] [INFO ] After 651ms 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 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 1445 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 914 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 639157 steps, run timeout after 3001 ms. (steps per millisecond=212 ) properties seen :{}
Probabilistic random walk after 639157 steps, saw 319651 distinct states, run finished after 3001 ms. (steps per millisecond=212 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:12:44] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:12:44] [INFO ] [Real]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-09 07:12:44] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 19 ms returned sat
[2023-03-09 07:12:44] [INFO ] After 240ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:44] [INFO ] [Nat]Absence check using 7 positive place invariants in 12 ms returned sat
[2023-03-09 07:12:44] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 18 ms returned sat
[2023-03-09 07:12:44] [INFO ] After 157ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:44] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:12:44] [INFO ] After 161ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:44] [INFO ] Deduced a trap composed of 21 places in 54 ms of which 0 ms to minimize.
[2023-03-09 07:12:45] [INFO ] Deduced a trap composed of 22 places in 59 ms of which 0 ms to minimize.
[2023-03-09 07:12:45] [INFO ] Deduced a trap composed of 20 places in 70 ms of which 0 ms to minimize.
[2023-03-09 07:12:45] [INFO ] Deduced a trap composed of 15 places in 62 ms of which 0 ms to minimize.
[2023-03-09 07:12:45] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 0 ms to minimize.
[2023-03-09 07:12:45] [INFO ] Deduced a trap composed of 16 places in 70 ms of which 1 ms to minimize.
[2023-03-09 07:12:45] [INFO ] Deduced a trap composed of 13 places in 74 ms of which 1 ms to minimize.
[2023-03-09 07:12:45] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 668 ms
[2023-03-09 07:12:45] [INFO ] After 858ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 60 ms.
[2023-03-09 07:12:45] [INFO ] After 1160ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 15 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.
[2023-03-09 07:12:45] [INFO ] Invariant cache hit.
[2023-03-09 07:12:46] [INFO ] Implicit Places using invariants in 471 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 473 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 10 ms. Remains 206 /212 variables (removed 6) and now considering 212/218 (removed 6) transitions.
// Phase 1: matrix 212 rows 206 cols
[2023-03-09 07:12:46] [INFO ] Computed 31 place invariants in 16 ms
[2023-03-09 07:12:46] [INFO ] Implicit Places using invariants in 395 ms returned []
[2023-03-09 07:12:46] [INFO ] Invariant cache hit.
[2023-03-09 07:12:46] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:12:48] [INFO ] Implicit Places using invariants and state equation in 1948 ms returned []
Implicit Place search using SMT with State Equation took 2345 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 2834 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1440 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 895 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 644188 steps, run timeout after 3001 ms. (steps per millisecond=214 ) properties seen :{}
Probabilistic random walk after 644188 steps, saw 322165 distinct states, run finished after 3001 ms. (steps per millisecond=214 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:12:51] [INFO ] Invariant cache hit.
[2023-03-09 07:12:51] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:12:51] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 7 ms returned sat
[2023-03-09 07:12:51] [INFO ] After 315ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:12:51] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:12:52] [INFO ] After 168ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:52] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:12:52] [INFO ] After 129ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:52] [INFO ] After 177ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-09 07:12:52] [INFO ] After 433ms 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.
[2023-03-09 07:12:52] [INFO ] Invariant cache hit.
[2023-03-09 07:12:52] [INFO ] Implicit Places using invariants in 280 ms returned []
[2023-03-09 07:12:52] [INFO ] Invariant cache hit.
[2023-03-09 07:12:52] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:12:54] [INFO ] Implicit Places using invariants and state equation in 1870 ms returned []
Implicit Place search using SMT with State Equation took 2152 ms to find 0 implicit places.
[2023-03-09 07:12:54] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-09 07:12:54] [INFO ] Invariant cache hit.
[2023-03-09 07:12:54] [INFO ] Dead Transitions using invariants and state equation in 250 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2412 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 12 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
[2023-03-09 07:12:54] [INFO ] Computed 31 place invariants in 9 ms
[2023-03-09 07:12:54] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-09 07:12:54] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:12:54] [INFO ] After 206ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-09 07:12:55] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:12:55] [INFO ] After 163ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:12:55] [INFO ] After 11ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:55] [INFO ] Deduced a trap composed of 22 places in 44 ms of which 0 ms to minimize.
[2023-03-09 07:12:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 64 ms
[2023-03-09 07:12:55] [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 13 ms.
[2023-03-09 07:12:55] [INFO ] After 337ms 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 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 918 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 626043 steps, run timeout after 3001 ms. (steps per millisecond=208 ) properties seen :{}
Probabilistic random walk after 626043 steps, saw 313096 distinct states, run finished after 3001 ms. (steps per millisecond=208 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:12:58] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:12:58] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:12:58] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 18 ms returned sat
[2023-03-09 07:12:58] [INFO ] After 144ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:12:58] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:12:58] [INFO ] After 104ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:58] [INFO ] After 327ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:12:58] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:12:58] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 20 ms returned sat
[2023-03-09 07:12:58] [INFO ] After 147ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:58] [INFO ] After 105ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:12:59] [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 14 ms.
[2023-03-09 07:12:59] [INFO ] After 376ms 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.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 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 1434 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 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 603758 steps, run timeout after 3001 ms. (steps per millisecond=201 ) properties seen :{}
Probabilistic random walk after 603758 steps, saw 301941 distinct states, run finished after 3001 ms. (steps per millisecond=201 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 219 rows 225 cols
[2023-03-09 07:13:02] [INFO ] Computed 43 place invariants in 15 ms
[2023-03-09 07:13:02] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-09 07:13:02] [INFO ] [Real]Absence check using 5 positive and 38 generalized place invariants in 19 ms returned sat
[2023-03-09 07:13:02] [INFO ] After 142ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:13:02] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:13:02] [INFO ] After 77ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:02] [INFO ] After 306ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:02] [INFO ] [Nat]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-09 07:13:02] [INFO ] [Nat]Absence check using 5 positive and 38 generalized place invariants in 19 ms returned sat
[2023-03-09 07:13:02] [INFO ] After 141ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:02] [INFO ] After 75ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:02] [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 13 ms.
[2023-03-09 07:13:02] [INFO ] After 331ms 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 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.
[2023-03-09 07:13:02] [INFO ] Invariant cache hit.
[2023-03-09 07:13:03] [INFO ] Implicit Places using invariants in 501 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 502 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 11 ms. Remains 207 /213 variables (removed 6) and now considering 213/219 (removed 6) transitions.
// Phase 1: matrix 213 rows 207 cols
[2023-03-09 07:13:03] [INFO ] Computed 31 place invariants in 16 ms
[2023-03-09 07:13:03] [INFO ] Implicit Places using invariants in 388 ms returned []
[2023-03-09 07:13:03] [INFO ] Invariant cache hit.
[2023-03-09 07:13:03] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:13:05] [INFO ] Implicit Places using invariants and state equation in 2185 ms returned []
Implicit Place search using SMT with State Equation took 2575 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 3094 ms. Remains : 207/225 places, 213/219 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 910 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 643930 steps, run timeout after 3001 ms. (steps per millisecond=214 ) properties seen :{}
Probabilistic random walk after 643930 steps, saw 322041 distinct states, run finished after 3001 ms. (steps per millisecond=214 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:13:08] [INFO ] Invariant cache hit.
[2023-03-09 07:13:08] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:13:08] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:13:09] [INFO ] After 131ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:13:09] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:13:09] [INFO ] After 65ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:13:09] [INFO ] After 97ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 20 ms.
[2023-03-09 07:13:09] [INFO ] After 323ms 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 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 5 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 5 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 4 ms. Remains 207 /207 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2023-03-09 07:13:09] [INFO ] Invariant cache hit.
[2023-03-09 07:13:09] [INFO ] Implicit Places using invariants in 381 ms returned []
[2023-03-09 07:13:09] [INFO ] Invariant cache hit.
[2023-03-09 07:13:09] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:13:11] [INFO ] Implicit Places using invariants and state equation in 2006 ms returned []
Implicit Place search using SMT with State Equation took 2394 ms to find 0 implicit places.
[2023-03-09 07:13:11] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:13:11] [INFO ] Invariant cache hit.
[2023-03-09 07:13:11] [INFO ] Dead Transitions using invariants and state equation in 269 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2676 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 15 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
[2023-03-09 07:13:11] [INFO ] Computed 31 place invariants in 13 ms
[2023-03-09 07:13:11] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-09 07:13:11] [INFO ] [Real]Absence check using 4 positive and 27 generalized place invariants in 22 ms returned sat
[2023-03-09 07:13:12] [INFO ] After 150ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:13:12] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:13:12] [INFO ] After 22ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:12] [INFO ] After 265ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:12] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-09 07:13:12] [INFO ] [Nat]Absence check using 4 positive and 27 generalized place invariants in 20 ms returned sat
[2023-03-09 07:13:12] [INFO ] After 141ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:12] [INFO ] After 18ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:12] [INFO ] After 40ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:13:12] [INFO ] After 282ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 1440 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 919 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 594940 steps, run timeout after 3001 ms. (steps per millisecond=198 ) properties seen :{}
Probabilistic random walk after 594940 steps, saw 297536 distinct states, run finished after 3001 ms. (steps per millisecond=198 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:13:15] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:13:15] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:13:15] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 07:13:15] [INFO ] After 139ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:13:15] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:13:15] [INFO ] After 99ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:15] [INFO ] After 314ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:15] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:13:15] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 07:13:16] [INFO ] After 132ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:16] [INFO ] After 132ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:16] [INFO ] After 170ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 22 ms.
[2023-03-09 07:13:16] [INFO ] After 399ms 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 21 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 21 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1434 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 907 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 611543 steps, run timeout after 3001 ms. (steps per millisecond=203 ) properties seen :{}
Probabilistic random walk after 611543 steps, saw 305840 distinct states, run finished after 3001 ms. (steps per millisecond=203 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:13:19] [INFO ] Computed 43 place invariants in 11 ms
[2023-03-09 07:13:19] [INFO ] [Real]Absence check using 7 positive place invariants in 12 ms returned sat
[2023-03-09 07:13:19] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 17 ms returned sat
[2023-03-09 07:13:19] [INFO ] After 167ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:13:19] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:13:19] [INFO ] After 78ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:19] [INFO ] After 328ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:19] [INFO ] [Nat]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-09 07:13:19] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 17 ms returned sat
[2023-03-09 07:13:19] [INFO ] After 161ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:19] [INFO ] After 79ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:19] [INFO ] After 101ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:13:19] [INFO ] After 357ms 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 6 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 4 ms. Remains 224 /224 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-09 07:13:19] [INFO ] Invariant cache hit.
[2023-03-09 07:13:20] [INFO ] Implicit Places using invariants in 475 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 476 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
[2023-03-09 07:13:20] [INFO ] Computed 31 place invariants in 11 ms
[2023-03-09 07:13:20] [INFO ] Implicit Places using invariants in 296 ms returned []
[2023-03-09 07:13:20] [INFO ] Invariant cache hit.
[2023-03-09 07:13:20] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:13:22] [INFO ] Implicit Places using invariants and state equation in 1859 ms returned []
Implicit Place search using SMT with State Equation took 2157 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 2644 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1443 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 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 609297 steps, run timeout after 3001 ms. (steps per millisecond=203 ) properties seen :{}
Probabilistic random walk after 609297 steps, saw 304710 distinct states, run finished after 3001 ms. (steps per millisecond=203 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:13:25] [INFO ] Invariant cache hit.
[2023-03-09 07:13:25] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:13:25] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:13:25] [INFO ] After 130ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:13:25] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:13:25] [INFO ] After 93ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:25] [INFO ] After 299ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 15 ms returned sat
[2023-03-09 07:13:26] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:13:26] [INFO ] After 129ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:26] [INFO ] After 104ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:26] [INFO ] After 126ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-09 07:13:26] [INFO ] After 343ms 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 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.
[2023-03-09 07:13:26] [INFO ] Invariant cache hit.
[2023-03-09 07:13:26] [INFO ] Implicit Places using invariants in 284 ms returned []
[2023-03-09 07:13:26] [INFO ] Invariant cache hit.
[2023-03-09 07:13:26] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:13:28] [INFO ] Implicit Places using invariants and state equation in 1779 ms returned []
Implicit Place search using SMT with State Equation took 2065 ms to find 0 implicit places.
[2023-03-09 07:13:28] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:13:28] [INFO ] Invariant cache hit.
[2023-03-09 07:13:28] [INFO ] Dead Transitions using invariants and state equation in 244 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2319 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 15 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
[2023-03-09 07:13:28] [INFO ] Computed 31 place invariants in 9 ms
[2023-03-09 07:13:28] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-09 07:13:28] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:13:28] [INFO ] After 146ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:13:28] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:13:28] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:13:28] [INFO ] Deduced a trap composed of 13 places in 55 ms of which 1 ms to minimize.
[2023-03-09 07:13:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 75 ms
[2023-03-09 07:13:28] [INFO ] After 93ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:28] [INFO ] After 303ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-09 07:13:29] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 7 ms returned sat
[2023-03-09 07:13:29] [INFO ] After 144ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:29] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:29] [INFO ] Deduced a trap composed of 13 places in 56 ms of which 1 ms to minimize.
[2023-03-09 07:13:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 73 ms
[2023-03-09 07:13:29] [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 10 ms.
[2023-03-09 07:13:29] [INFO ] After 313ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
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 922 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 591914 steps, run timeout after 3001 ms. (steps per millisecond=197 ) properties seen :{}
Probabilistic random walk after 591914 steps, saw 296022 distinct states, run finished after 3001 ms. (steps per millisecond=197 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:13:32] [INFO ] Computed 43 place invariants in 9 ms
[2023-03-09 07:13:32] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:13:32] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 16 ms returned sat
[2023-03-09 07:13:32] [INFO ] After 181ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:13:32] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:13:32] [INFO ] After 102ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:32] [INFO ] After 361ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:32] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:13:32] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 18 ms returned sat
[2023-03-09 07:13:32] [INFO ] After 181ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:33] [INFO ] After 91ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:33] [INFO ] Deduced a trap composed of 28 places in 57 ms of which 0 ms to minimize.
[2023-03-09 07:13:33] [INFO ] Deduced a trap composed of 30 places in 64 ms of which 1 ms to minimize.
[2023-03-09 07:13:33] [INFO ] Deduced a trap composed of 24 places in 62 ms of which 1 ms to minimize.
[2023-03-09 07:13:33] [INFO ] Deduced a trap composed of 20 places in 60 ms of which 0 ms to minimize.
[2023-03-09 07:13:33] [INFO ] Deduced a trap composed of 19 places in 68 ms of which 0 ms to minimize.
[2023-03-09 07:13:33] [INFO ] Deduced a trap composed of 23 places in 74 ms of which 0 ms to minimize.
[2023-03-09 07:13:33] [INFO ] Deduced a trap composed of 12 places in 74 ms of which 0 ms to minimize.
[2023-03-09 07:13:33] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 663 ms
[2023-03-09 07:13:33] [INFO ] After 768ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-09 07:13:33] [INFO ] After 1044ms 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 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 16 ms. Remains : 224/252 places, 218/246 transitions.
Incomplete random walk after 10000 steps, including 1444 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 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 628612 steps, run timeout after 3001 ms. (steps per millisecond=209 ) properties seen :{}
Probabilistic random walk after 628612 steps, saw 314380 distinct states, run finished after 3001 ms. (steps per millisecond=209 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 218 rows 224 cols
[2023-03-09 07:13:36] [INFO ] Computed 43 place invariants in 14 ms
[2023-03-09 07:13:36] [INFO ] [Real]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-09 07:13:36] [INFO ] [Real]Absence check using 7 positive and 36 generalized place invariants in 17 ms returned sat
[2023-03-09 07:13:37] [INFO ] After 150ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:13:37] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:13:37] [INFO ] After 148ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:37] [INFO ] After 383ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:37] [INFO ] [Nat]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-09 07:13:37] [INFO ] [Nat]Absence check using 7 positive and 36 generalized place invariants in 16 ms returned sat
[2023-03-09 07:13:37] [INFO ] After 150ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:37] [INFO ] After 143ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:37] [INFO ] Deduced a trap composed of 18 places in 56 ms of which 0 ms to minimize.
[2023-03-09 07:13:37] [INFO ] Deduced a trap composed of 19 places in 65 ms of which 0 ms to minimize.
[2023-03-09 07:13:37] [INFO ] Deduced a trap composed of 17 places in 71 ms of which 0 ms to minimize.
[2023-03-09 07:13:37] [INFO ] Deduced a trap composed of 12 places in 72 ms of which 0 ms to minimize.
[2023-03-09 07:13:37] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 335 ms
[2023-03-09 07:13:37] [INFO ] After 491ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:13:37] [INFO ] After 738ms 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.
[2023-03-09 07:13:37] [INFO ] Invariant cache hit.
[2023-03-09 07:13:38] [INFO ] Implicit Places using invariants in 471 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 472 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
[2023-03-09 07:13:38] [INFO ] Computed 31 place invariants in 10 ms
[2023-03-09 07:13:38] [INFO ] Implicit Places using invariants in 297 ms returned []
[2023-03-09 07:13:38] [INFO ] Invariant cache hit.
[2023-03-09 07:13:38] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:13:40] [INFO ] Implicit Places using invariants and state equation in 1587 ms returned []
Implicit Place search using SMT with State Equation took 1886 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 2368 ms. Remains : 206/224 places, 212/218 transitions.
Incomplete random walk after 10000 steps, including 1446 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 906 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 643068 steps, run timeout after 3001 ms. (steps per millisecond=214 ) properties seen :{}
Probabilistic random walk after 643068 steps, saw 321609 distinct states, run finished after 3001 ms. (steps per millisecond=214 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:13:43] [INFO ] Invariant cache hit.
[2023-03-09 07:13:43] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:13:43] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:13:43] [INFO ] After 150ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:13:43] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:13:43] [INFO ] After 101ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:43] [INFO ] After 326ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:43] [INFO ] [Nat]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-09 07:13:43] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 7 ms returned sat
[2023-03-09 07:13:43] [INFO ] After 157ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:43] [INFO ] After 83ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:44] [INFO ] Deduced a trap composed of 22 places in 51 ms of which 0 ms to minimize.
[2023-03-09 07:13:44] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 1 ms to minimize.
[2023-03-09 07:13:44] [INFO ] Deduced a trap composed of 16 places in 67 ms of which 1 ms to minimize.
[2023-03-09 07:13:44] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 1 ms to minimize.
[2023-03-09 07:13:44] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 315 ms
[2023-03-09 07:13:44] [INFO ] After 411ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-09 07:13:44] [INFO ] After 656ms 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.
[2023-03-09 07:13:44] [INFO ] Invariant cache hit.
[2023-03-09 07:13:44] [INFO ] Implicit Places using invariants in 283 ms returned []
[2023-03-09 07:13:44] [INFO ] Invariant cache hit.
[2023-03-09 07:13:44] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:13:46] [INFO ] Implicit Places using invariants and state equation in 1771 ms returned []
Implicit Place search using SMT with State Equation took 2056 ms to find 0 implicit places.
[2023-03-09 07:13:46] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 07:13:46] [INFO ] Invariant cache hit.
[2023-03-09 07:13:46] [INFO ] Dead Transitions using invariants and state equation in 167 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2233 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
[2023-03-09 07:13:46] [INFO ] Computed 31 place invariants in 10 ms
[2023-03-09 07:13:46] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-09 07:13:46] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 8 ms returned sat
[2023-03-09 07:13:46] [INFO ] After 131ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:13:46] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 07:13:46] [INFO ] After 10ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-09 07:13:46] [INFO ] Deduced a trap composed of 63 places in 92 ms of which 0 ms to minimize.
[2023-03-09 07:13:46] [INFO ] Deduced a trap composed of 16 places in 57 ms of which 1 ms to minimize.
[2023-03-09 07:13:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 179 ms
[2023-03-09 07:13:46] [INFO ] After 199ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:46] [INFO ] After 399ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 13 ms returned sat
[2023-03-09 07:13:47] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:13:47] [INFO ] After 139ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:47] [INFO ] After 9ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:47] [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.
[2023-03-09 07:13:47] [INFO ] After 243ms 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 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 938 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 628385 steps, run timeout after 3001 ms. (steps per millisecond=209 ) properties seen :{}
Probabilistic random walk after 628385 steps, saw 314264 distinct states, run finished after 3001 ms. (steps per millisecond=209 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 246 rows 252 cols
[2023-03-09 07:13:50] [INFO ] Computed 43 place invariants in 10 ms
[2023-03-09 07:13:50] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 07:13:50] [INFO ] [Real]Absence check using 2 positive and 41 generalized place invariants in 18 ms returned sat
[2023-03-09 07:13:50] [INFO ] After 144ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:13:50] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-09 07:13:50] [INFO ] After 196ms SMT Verify possible using 26 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:50] [INFO ] After 416ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:50] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 07:13:50] [INFO ] [Nat]Absence check using 2 positive and 41 generalized place invariants in 17 ms returned sat
[2023-03-09 07:13:50] [INFO ] After 136ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:51] [INFO ] After 191ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:51] [INFO ] After 215ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-03-09 07:13:51] [INFO ] After 447ms 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 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 14 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 14 ms. Remains : 226/252 places, 220/246 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 917 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 645871 steps, run timeout after 3001 ms. (steps per millisecond=215 ) properties seen :{}
Probabilistic random walk after 645871 steps, saw 323004 distinct states, run finished after 3001 ms. (steps per millisecond=215 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 220 rows 226 cols
[2023-03-09 07:13:54] [INFO ] Computed 43 place invariants in 12 ms
[2023-03-09 07:13:54] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-09 07:13:54] [INFO ] [Real]Absence check using 3 positive and 40 generalized place invariants in 25 ms returned sat
[2023-03-09 07:13:54] [INFO ] After 133ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:13:54] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:13:54] [INFO ] After 107ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:54] [INFO ] After 319ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:13:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-09 07:13:54] [INFO ] [Nat]Absence check using 3 positive and 40 generalized place invariants in 24 ms returned sat
[2023-03-09 07:13:54] [INFO ] After 138ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:54] [INFO ] After 65ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:13:54] [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 14 ms.
[2023-03-09 07:13:54] [INFO ] After 319ms 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 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.
[2023-03-09 07:13:54] [INFO ] Invariant cache hit.
[2023-03-09 07:13:55] [INFO ] Implicit Places using invariants in 472 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 474 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
[2023-03-09 07:13:55] [INFO ] Computed 31 place invariants in 12 ms
[2023-03-09 07:13:55] [INFO ] Implicit Places using invariants in 290 ms returned []
[2023-03-09 07:13:55] [INFO ] Invariant cache hit.
[2023-03-09 07:13:55] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:13:57] [INFO ] Implicit Places using invariants and state equation in 2034 ms returned []
Implicit Place search using SMT with State Equation took 2326 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 2811 ms. Remains : 208/226 places, 214/220 transitions.
Incomplete random walk after 10000 steps, including 1476 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 642280 steps, run timeout after 3001 ms. (steps per millisecond=214 ) properties seen :{}
Probabilistic random walk after 642280 steps, saw 321215 distinct states, run finished after 3001 ms. (steps per millisecond=214 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-09 07:14:00] [INFO ] Invariant cache hit.
[2023-03-09 07:14:00] [INFO ] [Real]Absence check using 13 positive place invariants in 18 ms returned sat
[2023-03-09 07:14:00] [INFO ] [Real]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:14:00] [INFO ] After 177ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-09 07:14:00] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:14:01] [INFO ] After 454ms SMT Verify possible using 38 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:14:01] [INFO ] After 707ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:14:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 18 ms returned sat
[2023-03-09 07:14:01] [INFO ] [Nat]Absence check using 13 positive and 18 generalized place invariants in 6 ms returned sat
[2023-03-09 07:14:01] [INFO ] After 187ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:14:01] [INFO ] After 124ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 07:14:01] [INFO ] After 154ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-09 07:14:01] [INFO ] After 435ms 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 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 5 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 5 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.
[2023-03-09 07:14:01] [INFO ] Invariant cache hit.
[2023-03-09 07:14:02] [INFO ] Implicit Places using invariants in 359 ms returned []
[2023-03-09 07:14:02] [INFO ] Invariant cache hit.
[2023-03-09 07:14:02] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-09 07:14:05] [INFO ] Implicit Places using invariants and state equation in 3139 ms returned []
Implicit Place search using SMT with State Equation took 3500 ms to find 0 implicit places.
[2023-03-09 07:14:05] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-09 07:14:05] [INFO ] Invariant cache hit.
[2023-03-09 07:14:05] [INFO ] Dead Transitions using invariants and state equation in 237 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3748 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 12 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
[2023-03-09 07:14:05] [INFO ] Computed 31 place invariants in 9 ms
TIME LIMIT: Killed by timeout after 1800 seconds
MemTotal: 16393216 kB
MemFree: 14479444 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16130708 kB

BK_TIME_CONFINEMENT_REACHED

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800