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.r169-tall-167838856300709.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 ltsminxred
Input is FunctionPointer-PT-b128, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r169-tall-167838856300709
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 828K
-rw-r--r-- 1 mcc users 5.9K Feb 25 11:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 55K Feb 25 11:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Feb 25 11:52 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K Feb 25 11:52 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:09 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:09 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:09 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.3K Feb 25 11:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 95K Feb 25 11:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 25 11:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 102K Feb 25 11:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:09 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:09 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 391K 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 positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-00
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-01
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-02
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-03
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-04
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-05
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-06
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-07
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-08
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-09
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-10
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-11
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-12
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-13
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-14
FORMULA_NAME FunctionPointer-PT-b128-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1678622021469

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=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-b128
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 11:53:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-12 11:53:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 11:53:43] [INFO ] Load time of PNML (sax parser for PT used): 92 ms
[2023-03-12 11:53:43] [INFO ] Transformed 306 places.
[2023-03-12 11:53:43] [INFO ] Transformed 840 transitions.
[2023-03-12 11:53:43] [INFO ] Parsed PT model containing 306 places and 840 transitions and 3392 arcs in 165 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
Deduced a syphon composed of 84 places in 5 ms
Reduce places removed 84 places and 192 transitions.
FORMULA FunctionPointer-PT-b128-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b128-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b128-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b128-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b128-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b128-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Normalized transition count is 414 out of 648 initially.
// Phase 1: matrix 414 rows 222 cols
[2023-03-12 11:53:43] [INFO ] Computed 4 place invariants in 33 ms
Incomplete random walk after 10000 steps, including 4 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 10) seen :155
FORMULA FunctionPointer-PT-b128-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FunctionPointer-PT-b128-UpperBounds-00 128 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 8) seen :6
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 8) seen :6
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 8) seen :6
FORMULA FunctionPointer-PT-b128-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 7) seen :3
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 7) seen :8
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 7) seen :5
[2023-03-12 11:53:43] [INFO ] Flow matrix only has 414 transitions (discarded 234 similar events)
// Phase 1: matrix 414 rows 222 cols
[2023-03-12 11:53:43] [INFO ] Computed 4 place invariants in 15 ms
[2023-03-12 11:53:43] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-12 11:53:43] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 11:53:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:43] [INFO ] [Real]Absence check using state equation in 100 ms returned sat
[2023-03-12 11:53:43] [INFO ] State equation strengthened by 65 read => feed constraints.
[2023-03-12 11:53:43] [INFO ] [Real]Added 65 Read/Feed constraints in 11 ms returned sat
[2023-03-12 11:53:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:53:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-12 11:53:44] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 11:53:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:44] [INFO ] [Nat]Absence check using state equation in 88 ms returned sat
[2023-03-12 11:53:44] [INFO ] [Nat]Added 65 Read/Feed constraints in 14 ms returned sat
[2023-03-12 11:53:44] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 60 ms.
[2023-03-12 11:53:44] [INFO ] Added : 1 causal constraints over 1 iterations in 140 ms. Result :sat
Minimization took 30 ms.
[2023-03-12 11:53:44] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:53:44] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-12 11:53:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:44] [INFO ] [Real]Absence check using state equation in 79 ms returned sat
[2023-03-12 11:53:44] [INFO ] [Real]Added 65 Read/Feed constraints in 11 ms returned sat
[2023-03-12 11:53:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:53:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:53:44] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 11:53:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:44] [INFO ] [Nat]Absence check using state equation in 79 ms returned sat
[2023-03-12 11:53:44] [INFO ] [Nat]Added 65 Read/Feed constraints in 10 ms returned sat
[2023-03-12 11:53:44] [INFO ] Deduced a trap composed of 21 places in 106 ms of which 4 ms to minimize.
[2023-03-12 11:53:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 129 ms
[2023-03-12 11:53:44] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 75 ms.
[2023-03-12 11:53:44] [INFO ] Added : 1 causal constraints over 1 iterations in 130 ms. Result :sat
Minimization took 25 ms.
[2023-03-12 11:53:45] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:53:45] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 11:53:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:45] [INFO ] [Real]Absence check using state equation in 74 ms returned sat
[2023-03-12 11:53:45] [INFO ] [Real]Added 65 Read/Feed constraints in 10 ms returned sat
[2023-03-12 11:53:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:53:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-12 11:53:45] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 11:53:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:45] [INFO ] [Nat]Absence check using state equation in 75 ms returned sat
[2023-03-12 11:53:45] [INFO ] [Nat]Added 65 Read/Feed constraints in 11 ms returned sat
[2023-03-12 11:53:45] [INFO ] Deduced a trap composed of 28 places in 102 ms of which 1 ms to minimize.
[2023-03-12 11:53:45] [INFO ] Deduced a trap composed of 30 places in 104 ms of which 1 ms to minimize.
[2023-03-12 11:53:45] [INFO ] Deduced a trap composed of 21 places in 87 ms of which 1 ms to minimize.
[2023-03-12 11:53:45] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 358 ms
[2023-03-12 11:53:45] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 33 ms.
[2023-03-12 11:53:45] [INFO ] Added : 2 causal constraints over 1 iterations in 88 ms. Result :sat
Minimization took 38 ms.
[2023-03-12 11:53:45] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:53:45] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 11:53:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:45] [INFO ] [Real]Absence check using state equation in 79 ms returned sat
[2023-03-12 11:53:45] [INFO ] [Real]Added 65 Read/Feed constraints in 9 ms returned sat
[2023-03-12 11:53:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:53:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:53:45] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 11:53:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:46] [INFO ] [Nat]Absence check using state equation in 76 ms returned sat
[2023-03-12 11:53:46] [INFO ] [Nat]Added 65 Read/Feed constraints in 8 ms returned sat
[2023-03-12 11:53:46] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 37 ms.
[2023-03-12 11:53:46] [INFO ] Added : 1 causal constraints over 1 iterations in 88 ms. Result :sat
Minimization took 30 ms.
[2023-03-12 11:53:46] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-12 11:53:46] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 11:53:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:46] [INFO ] [Real]Absence check using state equation in 78 ms returned sat
[2023-03-12 11:53:46] [INFO ] [Real]Added 65 Read/Feed constraints in 13 ms returned sat
[2023-03-12 11:53:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:53:46] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:53:46] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 11:53:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:46] [INFO ] [Nat]Absence check using state equation in 76 ms returned sat
[2023-03-12 11:53:46] [INFO ] [Nat]Added 65 Read/Feed constraints in 11 ms returned sat
[2023-03-12 11:53:46] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 29 ms.
[2023-03-12 11:53:46] [INFO ] Added : 3 causal constraints over 1 iterations in 84 ms. Result :sat
Minimization took 50 ms.
[2023-03-12 11:53:46] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:53:46] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 11:53:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:46] [INFO ] [Real]Absence check using state equation in 79 ms returned sat
[2023-03-12 11:53:46] [INFO ] [Real]Added 65 Read/Feed constraints in 9 ms returned sat
[2023-03-12 11:53:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:53:46] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:53:46] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 11:53:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:46] [INFO ] [Nat]Absence check using state equation in 75 ms returned sat
[2023-03-12 11:53:46] [INFO ] [Nat]Added 65 Read/Feed constraints in 8 ms returned sat
[2023-03-12 11:53:46] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 30 ms.
[2023-03-12 11:53:47] [INFO ] Added : 1 causal constraints over 1 iterations in 79 ms. Result :sat
Minimization took 25 ms.
[2023-03-12 11:53:47] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:53:47] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 3 ms returned sat
[2023-03-12 11:53:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:47] [INFO ] [Real]Absence check using state equation in 80 ms returned sat
[2023-03-12 11:53:47] [INFO ] [Real]Added 65 Read/Feed constraints in 23 ms returned sat
[2023-03-12 11:53:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:53:47] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-12 11:53:47] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 11:53:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:47] [INFO ] [Nat]Absence check using state equation in 79 ms returned sat
[2023-03-12 11:53:47] [INFO ] [Nat]Added 65 Read/Feed constraints in 14 ms returned sat
[2023-03-12 11:53:47] [INFO ] Deduced a trap composed of 21 places in 87 ms of which 1 ms to minimize.
[2023-03-12 11:53:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 123 ms
[2023-03-12 11:53:47] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 25 ms.
[2023-03-12 11:53:47] [INFO ] Added : 3 causal constraints over 1 iterations in 77 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, 128, -1, -1] Max seen :[2, 4, 2, 3, 4, 3, 13]
Support contains 7 out of 222 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 222/222 places, 648/648 transitions.
Graph (complete) has 932 edges and 222 vertex of which 191 are kept as prefixes of interest. Removing 31 places using SCC suffix rule.3 ms
Discarding 31 places :
Also discarding 0 output transitions
Drop transitions removed 43 transitions
Reduce isomorphic transitions removed 43 transitions.
Iterating post reduction 0 with 43 rules applied. Total rules applied 44 place count 191 transition count 605
Discarding 28 places :
Symmetric choice reduction at 1 with 28 rule applications. Total rules 72 place count 163 transition count 443
Iterating global reduction 1 with 28 rules applied. Total rules applied 100 place count 163 transition count 443
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 1 with 28 rules applied. Total rules applied 128 place count 163 transition count 415
Discarding 16 places :
Symmetric choice reduction at 2 with 16 rule applications. Total rules 144 place count 147 transition count 383
Iterating global reduction 2 with 16 rules applied. Total rules applied 160 place count 147 transition count 383
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 164 place count 147 transition count 379
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 170 place count 141 transition count 367
Iterating global reduction 3 with 6 rules applied. Total rules applied 176 place count 141 transition count 367
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 181 place count 136 transition count 347
Iterating global reduction 3 with 5 rules applied. Total rules applied 186 place count 136 transition count 347
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 191 place count 131 transition count 337
Iterating global reduction 3 with 5 rules applied. Total rules applied 196 place count 131 transition count 337
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 200 place count 127 transition count 321
Iterating global reduction 3 with 4 rules applied. Total rules applied 204 place count 127 transition count 321
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 208 place count 123 transition count 305
Iterating global reduction 3 with 4 rules applied. Total rules applied 212 place count 123 transition count 305
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 216 place count 119 transition count 297
Iterating global reduction 3 with 4 rules applied. Total rules applied 220 place count 119 transition count 297
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 224 place count 115 transition count 289
Iterating global reduction 3 with 4 rules applied. Total rules applied 228 place count 115 transition count 289
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 232 place count 111 transition count 281
Iterating global reduction 3 with 4 rules applied. Total rules applied 236 place count 111 transition count 281
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 240 place count 107 transition count 273
Iterating global reduction 3 with 4 rules applied. Total rules applied 244 place count 107 transition count 273
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 247 place count 104 transition count 267
Iterating global reduction 3 with 3 rules applied. Total rules applied 250 place count 104 transition count 267
Drop transitions removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 3 with 8 rules applied. Total rules applied 258 place count 104 transition count 259
Applied a total of 258 rules in 121 ms. Remains 104 /222 variables (removed 118) and now considering 259/648 (removed 389) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 121 ms. Remains : 104/222 places, 259/648 transitions.
Normalized transition count is 168 out of 259 initially.
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:53:48] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 972 ms. (steps per millisecond=1028 ) properties (out of 7) seen :568
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1039 ms. (steps per millisecond=962 ) properties (out of 7) seen :145
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1028 ms. (steps per millisecond=972 ) properties (out of 7) seen :220
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 986 ms. (steps per millisecond=1014 ) properties (out of 7) seen :103
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 970 ms. (steps per millisecond=1030 ) properties (out of 7) seen :182
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 979 ms. (steps per millisecond=1021 ) properties (out of 7) seen :94
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 979 ms. (steps per millisecond=1021 ) properties (out of 7) seen :203
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1008 ms. (steps per millisecond=992 ) properties (out of 7) seen :178
[2023-03-12 11:53:56] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:53:56] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-12 11:53:56] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2023-03-12 11:53:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:56] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2023-03-12 11:53:56] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:53:56] [INFO ] [Real]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:53:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:53:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:53:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:56] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-12 11:53:56] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:53:56] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 0 ms to minimize.
[2023-03-12 11:53:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 72 ms
[2023-03-12 11:53:56] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 11 ms.
[2023-03-12 11:53:56] [INFO ] Added : 40 causal constraints over 10 iterations in 142 ms. Result :sat
Minimization took 39 ms.
[2023-03-12 11:53:57] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:53:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:57] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-12 11:53:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:53:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:53:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:57] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-12 11:53:57] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:53:57] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 1 ms to minimize.
[2023-03-12 11:53:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2023-03-12 11:53:57] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 9 ms.
[2023-03-12 11:53:57] [INFO ] Added : 19 causal constraints over 6 iterations in 84 ms. Result :sat
Minimization took 20 ms.
[2023-03-12 11:53:57] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:53:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:57] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-12 11:53:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:53:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:53:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:57] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:53:57] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:53:57] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 4 ms to minimize.
[2023-03-12 11:53:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 82 ms
[2023-03-12 11:53:57] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 12 ms.
[2023-03-12 11:53:57] [INFO ] Added : 31 causal constraints over 8 iterations in 97 ms. Result :sat
Minimization took 22 ms.
[2023-03-12 11:53:57] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:53:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:57] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:53:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:53:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:53:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:57] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:53:57] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:53:57] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 0 ms to minimize.
[2023-03-12 11:53:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 65 ms
[2023-03-12 11:53:57] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 12 ms.
[2023-03-12 11:53:58] [INFO ] Added : 37 causal constraints over 8 iterations in 117 ms. Result :sat
Minimization took 25 ms.
[2023-03-12 11:53:58] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:53:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:58] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-12 11:53:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:53:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:53:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:58] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:53:58] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:53:58] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 11 ms.
[2023-03-12 11:53:58] [INFO ] Added : 2 causal constraints over 1 iterations in 33 ms. Result :sat
Minimization took 20 ms.
[2023-03-12 11:53:58] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:53:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:58] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-12 11:53:58] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:53:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:53:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:53:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:58] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-12 11:53:58] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:53:58] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 0 ms to minimize.
[2023-03-12 11:53:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2023-03-12 11:53:58] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 13 ms.
[2023-03-12 11:53:58] [INFO ] Added : 29 causal constraints over 7 iterations in 102 ms. Result :sat
Minimization took 22 ms.
[2023-03-12 11:53:58] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:53:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:58] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-12 11:53:58] [INFO ] [Real]Added 29 Read/Feed constraints in 6 ms returned sat
[2023-03-12 11:53:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:53:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:53:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:53:58] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2023-03-12 11:53:58] [INFO ] [Nat]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:53:58] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 10 ms.
[2023-03-12 11:53:58] [INFO ] Added : 21 causal constraints over 5 iterations in 76 ms. Result :sat
Minimization took 20 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, 128, -1, -1] Max seen :[55, 126, 127, 125, 127, 118, 429]
Support contains 7 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Applied a total of 0 rules in 9 ms. Remains 104 /104 variables (removed 0) and now considering 259/259 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 104/104 places, 259/259 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Applied a total of 0 rules in 10 ms. Remains 104 /104 variables (removed 0) and now considering 259/259 (removed 0) transitions.
[2023-03-12 11:53:59] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:53:59] [INFO ] Invariant cache hit.
[2023-03-12 11:53:59] [INFO ] Implicit Places using invariants in 75 ms returned []
[2023-03-12 11:53:59] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:53:59] [INFO ] Invariant cache hit.
[2023-03-12 11:53:59] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:53:59] [INFO ] Implicit Places using invariants and state equation in 151 ms returned []
Implicit Place search using SMT with State Equation took 229 ms to find 0 implicit places.
[2023-03-12 11:53:59] [INFO ] Redundant transitions in 14 ms returned []
[2023-03-12 11:53:59] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:53:59] [INFO ] Invariant cache hit.
[2023-03-12 11:53:59] [INFO ] Dead Transitions using invariants and state equation in 111 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 380 ms. Remains : 104/104 places, 259/259 transitions.
Normalized transition count is 168 out of 259 initially.
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:53:59] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000001 steps, including 2 resets, run finished after 1304 ms. (steps per millisecond=766 ) properties (out of 7) seen :50
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1075 ms. (steps per millisecond=930 ) properties (out of 7) seen :145
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1054 ms. (steps per millisecond=948 ) properties (out of 7) seen :208
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1032 ms. (steps per millisecond=968 ) properties (out of 7) seen :117
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1043 ms. (steps per millisecond=958 ) properties (out of 7) seen :201
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 988 ms. (steps per millisecond=1012 ) properties (out of 7) seen :76
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 985 ms. (steps per millisecond=1015 ) properties (out of 7) seen :177
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 999 ms. (steps per millisecond=1001 ) properties (out of 7) seen :196
[2023-03-12 11:54:08] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:54:08] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-12 11:54:08] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:08] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-12 11:54:08] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:54:08] [INFO ] [Real]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:08] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:08] [INFO ] [Nat]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:08] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 0 ms to minimize.
[2023-03-12 11:54:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 70 ms
[2023-03-12 11:54:08] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 9 ms.
[2023-03-12 11:54:08] [INFO ] Added : 40 causal constraints over 10 iterations in 123 ms. Result :sat
Minimization took 26 ms.
[2023-03-12 11:54:08] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:08] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-12 11:54:08] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:08] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-12 11:54:08] [INFO ] [Nat]Added 29 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:54:08] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 1 ms to minimize.
[2023-03-12 11:54:08] [INFO ] Deduced a trap composed of 28 places in 53 ms of which 0 ms to minimize.
[2023-03-12 11:54:08] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 132 ms
[2023-03-12 11:54:08] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 13 ms.
[2023-03-12 11:54:09] [INFO ] Added : 8 causal constraints over 4 iterations in 62 ms. Result :sat
Minimization took 16 ms.
[2023-03-12 11:54:09] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:09] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-12 11:54:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:09] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-12 11:54:09] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:09] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 0 ms to minimize.
[2023-03-12 11:54:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 67 ms
[2023-03-12 11:54:09] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 10 ms.
[2023-03-12 11:54:09] [INFO ] Added : 31 causal constraints over 8 iterations in 102 ms. Result :sat
Minimization took 23 ms.
[2023-03-12 11:54:09] [INFO ] [Real]Absence check using 3 positive place invariants in 8 ms returned sat
[2023-03-12 11:54:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:09] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2023-03-12 11:54:09] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:09] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-12 11:54:09] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:09] [INFO ] Deduced a trap composed of 27 places in 57 ms of which 1 ms to minimize.
[2023-03-12 11:54:09] [INFO ] Deduced a trap composed of 26 places in 47 ms of which 1 ms to minimize.
[2023-03-12 11:54:09] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 126 ms
[2023-03-12 11:54:09] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 12 ms.
[2023-03-12 11:54:09] [INFO ] Added : 27 causal constraints over 7 iterations in 93 ms. Result :sat
Minimization took 20 ms.
[2023-03-12 11:54:09] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:09] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:09] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:09] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:09] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 11 ms.
[2023-03-12 11:54:09] [INFO ] Added : 2 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 14 ms.
[2023-03-12 11:54:10] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:10] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-12 11:54:10] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:10] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-12 11:54:10] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:10] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 1 ms to minimize.
[2023-03-12 11:54:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 70 ms
[2023-03-12 11:54:10] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 10 ms.
[2023-03-12 11:54:10] [INFO ] Added : 29 causal constraints over 7 iterations in 104 ms. Result :sat
Minimization took 23 ms.
[2023-03-12 11:54:10] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:10] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-12 11:54:10] [INFO ] [Real]Added 29 Read/Feed constraints in 16 ms returned sat
[2023-03-12 11:54:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:10] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:10] [INFO ] [Nat]Added 29 Read/Feed constraints in 6 ms returned sat
[2023-03-12 11:54:10] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 11 ms.
[2023-03-12 11:54:10] [INFO ] Added : 21 causal constraints over 5 iterations in 74 ms. Result :sat
Minimization took 20 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, 128, -1, -1] Max seen :[56, 133, 127, 137, 127, 118, 429]
Support contains 7 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Applied a total of 0 rules in 14 ms. Remains 104 /104 variables (removed 0) and now considering 259/259 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 104/104 places, 259/259 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Applied a total of 0 rules in 7 ms. Remains 104 /104 variables (removed 0) and now considering 259/259 (removed 0) transitions.
[2023-03-12 11:54:11] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:54:11] [INFO ] Invariant cache hit.
[2023-03-12 11:54:11] [INFO ] Implicit Places using invariants in 72 ms returned []
[2023-03-12 11:54:11] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:54:11] [INFO ] Invariant cache hit.
[2023-03-12 11:54:11] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:54:11] [INFO ] Implicit Places using invariants and state equation in 142 ms returned []
Implicit Place search using SMT with State Equation took 226 ms to find 0 implicit places.
[2023-03-12 11:54:11] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 11:54:11] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:54:11] [INFO ] Invariant cache hit.
[2023-03-12 11:54:11] [INFO ] Dead Transitions using invariants and state equation in 103 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 364 ms. Remains : 104/104 places, 259/259 transitions.
Normalized transition count is 168 out of 259 initially.
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:54:11] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 723 ms. (steps per millisecond=1383 ) properties (out of 7) seen :279
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1018 ms. (steps per millisecond=982 ) properties (out of 7) seen :122
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1007 ms. (steps per millisecond=993 ) properties (out of 7) seen :218
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1025 ms. (steps per millisecond=975 ) properties (out of 7) seen :107
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1011 ms. (steps per millisecond=989 ) properties (out of 7) seen :200
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1016 ms. (steps per millisecond=984 ) properties (out of 7) seen :94
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1036 ms. (steps per millisecond=965 ) properties (out of 7) seen :189
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1029 ms. (steps per millisecond=971 ) properties (out of 7) seen :206
[2023-03-12 11:54:19] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:54:19] [INFO ] Computed 3 place invariants in 5 ms
[2023-03-12 11:54:19] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:19] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:19] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:54:19] [INFO ] [Real]Added 29 Read/Feed constraints in 6 ms returned sat
[2023-03-12 11:54:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:19] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2023-03-12 11:54:19] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:19] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 1 ms to minimize.
[2023-03-12 11:54:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 66 ms
[2023-03-12 11:54:19] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 10 ms.
[2023-03-12 11:54:19] [INFO ] Added : 40 causal constraints over 10 iterations in 121 ms. Result :sat
Minimization took 25 ms.
[2023-03-12 11:54:19] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:19] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-12 11:54:19] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:19] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-12 11:54:19] [INFO ] [Nat]Added 29 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:54:19] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 0 ms to minimize.
[2023-03-12 11:54:20] [INFO ] Deduced a trap composed of 28 places in 52 ms of which 0 ms to minimize.
[2023-03-12 11:54:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 119 ms
[2023-03-12 11:54:20] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 10 ms.
[2023-03-12 11:54:20] [INFO ] Added : 8 causal constraints over 4 iterations in 55 ms. Result :sat
Minimization took 17 ms.
[2023-03-12 11:54:20] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:20] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-12 11:54:20] [INFO ] [Real]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:20] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:20] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-12 11:54:20] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:20] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 0 ms to minimize.
[2023-03-12 11:54:20] [INFO ] Deduced a trap composed of 23 places in 51 ms of which 0 ms to minimize.
[2023-03-12 11:54:20] [INFO ] Deduced a trap composed of 23 places in 48 ms of which 0 ms to minimize.
[2023-03-12 11:54:20] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 164 ms
[2023-03-12 11:54:20] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 9 ms.
[2023-03-12 11:54:20] [INFO ] Added : 11 causal constraints over 4 iterations in 59 ms. Result :sat
Minimization took 16 ms.
[2023-03-12 11:54:20] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:20] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2023-03-12 11:54:20] [INFO ] [Real]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:20] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:20] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-12 11:54:20] [INFO ] [Nat]Added 29 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:54:20] [INFO ] Deduced a trap composed of 27 places in 57 ms of which 0 ms to minimize.
[2023-03-12 11:54:20] [INFO ] Deduced a trap composed of 26 places in 44 ms of which 1 ms to minimize.
[2023-03-12 11:54:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 127 ms
[2023-03-12 11:54:20] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 9 ms.
[2023-03-12 11:54:20] [INFO ] Added : 27 causal constraints over 7 iterations in 88 ms. Result :sat
Minimization took 21 ms.
[2023-03-12 11:54:20] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:20] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:21] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:21] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:21] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 10 ms.
[2023-03-12 11:54:21] [INFO ] Added : 2 causal constraints over 1 iterations in 29 ms. Result :sat
Minimization took 14 ms.
[2023-03-12 11:54:21] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:21] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-12 11:54:21] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:21] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-12 11:54:21] [INFO ] [Nat]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:21] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 1 ms to minimize.
[2023-03-12 11:54:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 66 ms
[2023-03-12 11:54:21] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 11 ms.
[2023-03-12 11:54:21] [INFO ] Added : 29 causal constraints over 7 iterations in 96 ms. Result :sat
Minimization took 23 ms.
[2023-03-12 11:54:21] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:21] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:21] [INFO ] [Real]Added 29 Read/Feed constraints in 6 ms returned sat
[2023-03-12 11:54:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:21] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:21] [INFO ] [Nat]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:21] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 10 ms.
[2023-03-12 11:54:21] [INFO ] Added : 21 causal constraints over 5 iterations in 75 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, 128, -1, -1] Max seen :[56, 145, 141, 137, 127, 118, 429]
Support contains 7 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Applied a total of 0 rules in 20 ms. Remains 104 /104 variables (removed 0) and now considering 259/259 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 104/104 places, 259/259 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Applied a total of 0 rules in 7 ms. Remains 104 /104 variables (removed 0) and now considering 259/259 (removed 0) transitions.
[2023-03-12 11:54:22] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:54:22] [INFO ] Invariant cache hit.
[2023-03-12 11:54:22] [INFO ] Implicit Places using invariants in 120 ms returned []
[2023-03-12 11:54:22] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:54:22] [INFO ] Invariant cache hit.
[2023-03-12 11:54:22] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:54:22] [INFO ] Implicit Places using invariants and state equation in 135 ms returned []
Implicit Place search using SMT with State Equation took 258 ms to find 0 implicit places.
[2023-03-12 11:54:22] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 11:54:22] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:54:22] [INFO ] Invariant cache hit.
[2023-03-12 11:54:22] [INFO ] Dead Transitions using invariants and state equation in 92 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 367 ms. Remains : 104/104 places, 259/259 transitions.
Normalized transition count is 168 out of 259 initially.
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:54:22] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1295 ms. (steps per millisecond=772 ) properties (out of 7) seen :101
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1048 ms. (steps per millisecond=954 ) properties (out of 7) seen :128
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1035 ms. (steps per millisecond=966 ) properties (out of 7) seen :222
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 970 ms. (steps per millisecond=1030 ) properties (out of 7) seen :100
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1018 ms. (steps per millisecond=982 ) properties (out of 7) seen :185
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 987 ms. (steps per millisecond=1013 ) properties (out of 7) seen :87
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 977 ms. (steps per millisecond=1023 ) properties (out of 7) seen :159
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 987 ms. (steps per millisecond=1013 ) properties (out of 7) seen :191
[2023-03-12 11:54:31] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:54:31] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-12 11:54:31] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:31] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2023-03-12 11:54:31] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:54:31] [INFO ] [Real]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:31] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-12 11:54:31] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:31] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 0 ms to minimize.
[2023-03-12 11:54:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 79 ms
[2023-03-12 11:54:31] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 10 ms.
[2023-03-12 11:54:31] [INFO ] Added : 40 causal constraints over 10 iterations in 126 ms. Result :sat
Minimization took 24 ms.
[2023-03-12 11:54:31] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:31] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-12 11:54:31] [INFO ] [Real]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:31] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-12 11:54:31] [INFO ] [Nat]Added 29 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:54:31] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 0 ms to minimize.
[2023-03-12 11:54:31] [INFO ] Deduced a trap composed of 28 places in 45 ms of which 0 ms to minimize.
[2023-03-12 11:54:31] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 115 ms
[2023-03-12 11:54:31] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 10 ms.
[2023-03-12 11:54:31] [INFO ] Added : 8 causal constraints over 4 iterations in 54 ms. Result :sat
Minimization took 15 ms.
[2023-03-12 11:54:31] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:31] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-12 11:54:31] [INFO ] [Real]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:32] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-12 11:54:32] [INFO ] [Nat]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:32] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 0 ms to minimize.
[2023-03-12 11:54:32] [INFO ] Deduced a trap composed of 23 places in 67 ms of which 1 ms to minimize.
[2023-03-12 11:54:32] [INFO ] Deduced a trap composed of 23 places in 71 ms of which 1 ms to minimize.
[2023-03-12 11:54:32] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 220 ms
[2023-03-12 11:54:32] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 8 ms.
[2023-03-12 11:54:32] [INFO ] Added : 11 causal constraints over 4 iterations in 51 ms. Result :sat
Minimization took 18 ms.
[2023-03-12 11:54:32] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:32] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-12 11:54:32] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:32] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-12 11:54:32] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:32] [INFO ] Deduced a trap composed of 27 places in 70 ms of which 1 ms to minimize.
[2023-03-12 11:54:32] [INFO ] Deduced a trap composed of 26 places in 52 ms of which 0 ms to minimize.
[2023-03-12 11:54:32] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 137 ms
[2023-03-12 11:54:32] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 8 ms.
[2023-03-12 11:54:32] [INFO ] Added : 27 causal constraints over 7 iterations in 81 ms. Result :sat
Minimization took 21 ms.
[2023-03-12 11:54:32] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:32] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2023-03-12 11:54:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:32] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:32] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:32] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 12 ms.
[2023-03-12 11:54:32] [INFO ] Added : 2 causal constraints over 1 iterations in 37 ms. Result :sat
Minimization took 19 ms.
[2023-03-12 11:54:32] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:33] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2023-03-12 11:54:33] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:33] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2023-03-12 11:54:33] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:33] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 0 ms to minimize.
[2023-03-12 11:54:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2023-03-12 11:54:33] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 10 ms.
[2023-03-12 11:54:33] [INFO ] Added : 29 causal constraints over 7 iterations in 97 ms. Result :sat
Minimization took 21 ms.
[2023-03-12 11:54:33] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:33] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-12 11:54:33] [INFO ] [Real]Added 29 Read/Feed constraints in 6 ms returned sat
[2023-03-12 11:54:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:33] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-12 11:54:33] [INFO ] [Nat]Added 29 Read/Feed constraints in 6 ms returned sat
[2023-03-12 11:54:33] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 12 ms.
[2023-03-12 11:54:33] [INFO ] Added : 21 causal constraints over 5 iterations in 71 ms. Result :sat
Minimization took 19 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, 128, -1, -1] Max seen :[56, 550, 141, 137, 127, 118, 429]
Support contains 7 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Applied a total of 0 rules in 8 ms. Remains 104 /104 variables (removed 0) and now considering 259/259 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 104/104 places, 259/259 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Applied a total of 0 rules in 6 ms. Remains 104 /104 variables (removed 0) and now considering 259/259 (removed 0) transitions.
[2023-03-12 11:54:34] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:54:34] [INFO ] Invariant cache hit.
[2023-03-12 11:54:34] [INFO ] Implicit Places using invariants in 116 ms returned []
[2023-03-12 11:54:34] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:54:34] [INFO ] Invariant cache hit.
[2023-03-12 11:54:34] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:54:35] [INFO ] Implicit Places using invariants and state equation in 155 ms returned []
Implicit Place search using SMT with State Equation took 275 ms to find 0 implicit places.
[2023-03-12 11:54:35] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-12 11:54:35] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:54:35] [INFO ] Invariant cache hit.
[2023-03-12 11:54:35] [INFO ] Dead Transitions using invariants and state equation in 99 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 395 ms. Remains : 104/104 places, 259/259 transitions.
Normalized transition count is 168 out of 259 initially.
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:54:35] [INFO ] Computed 3 place invariants in 3 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1167 ms. (steps per millisecond=856 ) properties (out of 7) seen :72
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 995 ms. (steps per millisecond=1005 ) properties (out of 7) seen :141
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 949 ms. (steps per millisecond=1053 ) properties (out of 7) seen :238
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 944 ms. (steps per millisecond=1059 ) properties (out of 7) seen :130
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 962 ms. (steps per millisecond=1039 ) properties (out of 7) seen :199
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 971 ms. (steps per millisecond=1029 ) properties (out of 7) seen :106
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1023 ms. (steps per millisecond=977 ) properties (out of 7) seen :173
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1023 ms. (steps per millisecond=977 ) properties (out of 7) seen :206
[2023-03-12 11:54:43] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:54:43] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-12 11:54:43] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:43] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-12 11:54:43] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:54:43] [INFO ] [Real]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:43] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:43] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-12 11:54:43] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:43] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 1 ms to minimize.
[2023-03-12 11:54:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 70 ms
[2023-03-12 11:54:43] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 10 ms.
[2023-03-12 11:54:43] [INFO ] Added : 40 causal constraints over 10 iterations in 127 ms. Result :sat
Minimization took 25 ms.
[2023-03-12 11:54:43] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:43] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:43] [INFO ] [Real]Added 29 Read/Feed constraints in 6 ms returned sat
[2023-03-12 11:54:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:43] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:43] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-12 11:54:43] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:43] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 1 ms to minimize.
[2023-03-12 11:54:43] [INFO ] Deduced a trap composed of 28 places in 54 ms of which 0 ms to minimize.
[2023-03-12 11:54:43] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 124 ms
[2023-03-12 11:54:43] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 10 ms.
[2023-03-12 11:54:43] [INFO ] Added : 8 causal constraints over 4 iterations in 55 ms. Result :sat
Minimization took 20 ms.
[2023-03-12 11:54:43] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:43] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:43] [INFO ] [Real]Added 29 Read/Feed constraints in 6 ms returned sat
[2023-03-12 11:54:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:44] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-12 11:54:44] [INFO ] [Nat]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:44] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 1 ms to minimize.
[2023-03-12 11:54:44] [INFO ] Deduced a trap composed of 23 places in 50 ms of which 0 ms to minimize.
[2023-03-12 11:54:44] [INFO ] Deduced a trap composed of 23 places in 47 ms of which 0 ms to minimize.
[2023-03-12 11:54:44] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 176 ms
[2023-03-12 11:54:44] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 10 ms.
[2023-03-12 11:54:44] [INFO ] Added : 11 causal constraints over 4 iterations in 58 ms. Result :sat
Minimization took 19 ms.
[2023-03-12 11:54:44] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:44] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:44] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:44] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:44] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:44] [INFO ] Deduced a trap composed of 27 places in 54 ms of which 0 ms to minimize.
[2023-03-12 11:54:44] [INFO ] Deduced a trap composed of 26 places in 52 ms of which 0 ms to minimize.
[2023-03-12 11:54:44] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 121 ms
[2023-03-12 11:54:44] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 10 ms.
[2023-03-12 11:54:44] [INFO ] Added : 27 causal constraints over 7 iterations in 93 ms. Result :sat
Minimization took 23 ms.
[2023-03-12 11:54:44] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:44] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2023-03-12 11:54:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:44] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-12 11:54:44] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:44] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 12 ms.
[2023-03-12 11:54:44] [INFO ] Added : 2 causal constraints over 1 iterations in 38 ms. Result :sat
Minimization took 15 ms.
[2023-03-12 11:54:44] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:44] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2023-03-12 11:54:45] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:45] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-12 11:54:45] [INFO ] [Nat]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:45] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 0 ms to minimize.
[2023-03-12 11:54:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 74 ms
[2023-03-12 11:54:45] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 12 ms.
[2023-03-12 11:54:45] [INFO ] Added : 29 causal constraints over 7 iterations in 98 ms. Result :sat
Minimization took 23 ms.
[2023-03-12 11:54:45] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:45] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2023-03-12 11:54:45] [INFO ] [Real]Added 29 Read/Feed constraints in 6 ms returned sat
[2023-03-12 11:54:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:45] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2023-03-12 11:54:45] [INFO ] [Nat]Added 29 Read/Feed constraints in 6 ms returned sat
[2023-03-12 11:54:45] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 11 ms.
[2023-03-12 11:54:45] [INFO ] Added : 21 causal constraints over 5 iterations in 77 ms. Result :sat
Minimization took 20 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, 128, -1, -1] Max seen :[56, 550, 141, 137, 127, 124, 752]
Support contains 7 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Applied a total of 0 rules in 17 ms. Remains 104 /104 variables (removed 0) and now considering 259/259 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 104/104 places, 259/259 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Applied a total of 0 rules in 7 ms. Remains 104 /104 variables (removed 0) and now considering 259/259 (removed 0) transitions.
[2023-03-12 11:54:46] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:54:46] [INFO ] Invariant cache hit.
[2023-03-12 11:54:46] [INFO ] Implicit Places using invariants in 76 ms returned []
[2023-03-12 11:54:46] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:54:46] [INFO ] Invariant cache hit.
[2023-03-12 11:54:46] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:54:46] [INFO ] Implicit Places using invariants and state equation in 144 ms returned []
Implicit Place search using SMT with State Equation took 220 ms to find 0 implicit places.
[2023-03-12 11:54:47] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 11:54:47] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:54:47] [INFO ] Invariant cache hit.
[2023-03-12 11:54:47] [INFO ] Dead Transitions using invariants and state equation in 100 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 333 ms. Remains : 104/104 places, 259/259 transitions.
Normalized transition count is 168 out of 259 initially.
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:54:47] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000003 steps, including 2 resets, run finished after 969 ms. (steps per millisecond=1031 ) properties (out of 7) seen :207
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1069 ms. (steps per millisecond=935 ) properties (out of 7) seen :116
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1068 ms. (steps per millisecond=936 ) properties (out of 7) seen :212
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1047 ms. (steps per millisecond=955 ) properties (out of 7) seen :93
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1051 ms. (steps per millisecond=951 ) properties (out of 7) seen :161
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1038 ms. (steps per millisecond=963 ) properties (out of 7) seen :80
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1052 ms. (steps per millisecond=950 ) properties (out of 7) seen :181
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1020 ms. (steps per millisecond=980 ) properties (out of 7) seen :198
[2023-03-12 11:54:55] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:54:55] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-12 11:54:55] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:55] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-12 11:54:55] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:54:55] [INFO ] [Real]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:55] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-12 11:54:55] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:55] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 1 ms to minimize.
[2023-03-12 11:54:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 69 ms
[2023-03-12 11:54:55] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 9 ms.
[2023-03-12 11:54:55] [INFO ] Added : 40 causal constraints over 10 iterations in 120 ms. Result :sat
Minimization took 25 ms.
[2023-03-12 11:54:55] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:55] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:55] [INFO ] [Real]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:55] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-12 11:54:55] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:56] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 0 ms to minimize.
[2023-03-12 11:54:56] [INFO ] Deduced a trap composed of 28 places in 50 ms of which 0 ms to minimize.
[2023-03-12 11:54:56] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 124 ms
[2023-03-12 11:54:56] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 9 ms.
[2023-03-12 11:54:56] [INFO ] Added : 8 causal constraints over 4 iterations in 56 ms. Result :sat
Minimization took 16 ms.
[2023-03-12 11:54:56] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:56] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-12 11:54:56] [INFO ] [Real]Added 29 Read/Feed constraints in 6 ms returned sat
[2023-03-12 11:54:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:56] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-12 11:54:56] [INFO ] [Nat]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:56] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 0 ms to minimize.
[2023-03-12 11:54:56] [INFO ] Deduced a trap composed of 23 places in 54 ms of which 1 ms to minimize.
[2023-03-12 11:54:56] [INFO ] Deduced a trap composed of 23 places in 51 ms of which 1 ms to minimize.
[2023-03-12 11:54:56] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 184 ms
[2023-03-12 11:54:56] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 9 ms.
[2023-03-12 11:54:56] [INFO ] Added : 11 causal constraints over 4 iterations in 54 ms. Result :sat
Minimization took 16 ms.
[2023-03-12 11:54:56] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:56] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:56] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:56] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2023-03-12 11:54:56] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:56] [INFO ] Deduced a trap composed of 27 places in 56 ms of which 2 ms to minimize.
[2023-03-12 11:54:56] [INFO ] Deduced a trap composed of 26 places in 48 ms of which 0 ms to minimize.
[2023-03-12 11:54:56] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 125 ms
[2023-03-12 11:54:56] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 9 ms.
[2023-03-12 11:54:56] [INFO ] Added : 27 causal constraints over 7 iterations in 87 ms. Result :sat
Minimization took 22 ms.
[2023-03-12 11:54:56] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:54:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:57] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-12 11:54:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:57] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-12 11:54:57] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:57] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 13 ms.
[2023-03-12 11:54:57] [INFO ] Added : 2 causal constraints over 1 iterations in 32 ms. Result :sat
Minimization took 15 ms.
[2023-03-12 11:54:57] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:57] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:57] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-12 11:54:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:57] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-12 11:54:57] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:57] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 1 ms to minimize.
[2023-03-12 11:54:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 65 ms
[2023-03-12 11:54:57] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 11 ms.
[2023-03-12 11:54:57] [INFO ] Added : 29 causal constraints over 7 iterations in 95 ms. Result :sat
Minimization took 22 ms.
[2023-03-12 11:54:57] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:57] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-12 11:54:57] [INFO ] [Real]Added 29 Read/Feed constraints in 6 ms returned sat
[2023-03-12 11:54:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:57] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:54:57] [INFO ] [Nat]Added 29 Read/Feed constraints in 6 ms returned sat
[2023-03-12 11:54:57] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 11 ms.
[2023-03-12 11:54:57] [INFO ] Added : 21 causal constraints over 5 iterations in 74 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, 128, -1, -1] Max seen :[56, 550, 141, 137, 127, 124, 851]
Support contains 7 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Applied a total of 0 rules in 5 ms. Remains 104 /104 variables (removed 0) and now considering 259/259 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 104/104 places, 259/259 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Applied a total of 0 rules in 5 ms. Remains 104 /104 variables (removed 0) and now considering 259/259 (removed 0) transitions.
[2023-03-12 11:54:58] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:54:58] [INFO ] Invariant cache hit.
[2023-03-12 11:54:58] [INFO ] Implicit Places using invariants in 78 ms returned []
[2023-03-12 11:54:58] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:54:58] [INFO ] Invariant cache hit.
[2023-03-12 11:54:58] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:54:59] [INFO ] Implicit Places using invariants and state equation in 130 ms returned []
Implicit Place search using SMT with State Equation took 210 ms to find 0 implicit places.
[2023-03-12 11:54:59] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 11:54:59] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
[2023-03-12 11:54:59] [INFO ] Invariant cache hit.
[2023-03-12 11:54:59] [INFO ] Dead Transitions using invariants and state equation in 97 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 317 ms. Remains : 104/104 places, 259/259 transitions.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-01
Normalized transition count is 168 out of 259 initially.
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:54:59] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
[2023-03-12 11:54:59] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:54:59] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-12 11:54:59] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:59] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-12 11:54:59] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:54:59] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:54:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:54:59] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:54:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:54:59] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-12 11:54:59] [INFO ] [Nat]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:54:59] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 1 ms to minimize.
[2023-03-12 11:54:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 69 ms
[2023-03-12 11:54:59] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 11 ms.
[2023-03-12 11:54:59] [INFO ] Added : 43 causal constraints over 11 iterations in 145 ms. Result :sat
Minimization took 27 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[6]
Support contains 1 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Graph (complete) has 440 edges and 104 vertex of which 101 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 101 transition count 254
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 9 place count 98 transition count 246
Iterating global reduction 1 with 3 rules applied. Total rules applied 12 place count 98 transition count 246
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 14 place count 98 transition count 244
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 17 place count 95 transition count 236
Iterating global reduction 2 with 3 rules applied. Total rules applied 20 place count 95 transition count 236
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 22 place count 93 transition count 232
Iterating global reduction 2 with 2 rules applied. Total rules applied 24 place count 93 transition count 232
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 26 place count 91 transition count 226
Iterating global reduction 2 with 2 rules applied. Total rules applied 28 place count 91 transition count 226
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 30 place count 89 transition count 222
Iterating global reduction 2 with 2 rules applied. Total rules applied 32 place count 89 transition count 222
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 34 place count 87 transition count 218
Iterating global reduction 2 with 2 rules applied. Total rules applied 36 place count 87 transition count 218
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 38 place count 85 transition count 214
Iterating global reduction 2 with 2 rules applied. Total rules applied 40 place count 85 transition count 214
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 41 place count 84 transition count 212
Iterating global reduction 2 with 1 rules applied. Total rules applied 42 place count 84 transition count 212
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 43 place count 83 transition count 210
Iterating global reduction 2 with 1 rules applied. Total rules applied 44 place count 83 transition count 210
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 45 place count 82 transition count 208
Iterating global reduction 2 with 1 rules applied. Total rules applied 46 place count 82 transition count 208
Applied a total of 46 rules in 30 ms. Remains 82 /104 variables (removed 22) and now considering 208/259 (removed 51) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 82/104 places, 208/259 transitions.
Normalized transition count is 128 out of 208 initially.
// Phase 1: matrix 128 rows 82 cols
[2023-03-12 11:54:59] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000001 steps, including 2 resets, run finished after 1062 ms. (steps per millisecond=941 ) properties (out of 1) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 657 ms. (steps per millisecond=1522 ) properties (out of 1) seen :224
[2023-03-12 11:55:01] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
// Phase 1: matrix 128 rows 82 cols
[2023-03-12 11:55:01] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-12 11:55:01] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:55:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:01] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-12 11:55:01] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:01] [INFO ] [Real]Added 18 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:01] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:01] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2023-03-12 11:55:01] [INFO ] [Nat]Added 18 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:01] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 1 ms to minimize.
[2023-03-12 11:55:01] [INFO ] Deduced a trap composed of 15 places in 48 ms of which 1 ms to minimize.
[2023-03-12 11:55:01] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 106 ms
[2023-03-12 11:55:01] [INFO ] Computed and/alt/rep : 60/196/54 causal constraints (skipped 72 transitions) in 7 ms.
[2023-03-12 11:55:01] [INFO ] Added : 20 causal constraints over 6 iterations in 57 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[224]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 9 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 82/82 places, 208/208 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 4 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
[2023-03-12 11:55:02] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2023-03-12 11:55:02] [INFO ] Invariant cache hit.
[2023-03-12 11:55:02] [INFO ] Implicit Places using invariants in 64 ms returned []
[2023-03-12 11:55:02] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2023-03-12 11:55:02] [INFO ] Invariant cache hit.
[2023-03-12 11:55:02] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:02] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 181 ms to find 0 implicit places.
[2023-03-12 11:55:02] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 11:55:02] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2023-03-12 11:55:02] [INFO ] Invariant cache hit.
[2023-03-12 11:55:02] [INFO ] Dead Transitions using invariants and state equation in 82 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 274 ms. Remains : 82/82 places, 208/208 transitions.
Normalized transition count is 128 out of 208 initially.
// Phase 1: matrix 128 rows 82 cols
[2023-03-12 11:55:02] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000003 steps, including 2 resets, run finished after 1116 ms. (steps per millisecond=896 ) properties (out of 1) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 695 ms. (steps per millisecond=1438 ) properties (out of 1) seen :207
[2023-03-12 11:55:04] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
// Phase 1: matrix 128 rows 82 cols
[2023-03-12 11:55:04] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 11:55:04] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:04] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2023-03-12 11:55:04] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:04] [INFO ] [Real]Added 18 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:04] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:04] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2023-03-12 11:55:04] [INFO ] [Nat]Added 18 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:04] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 0 ms to minimize.
[2023-03-12 11:55:04] [INFO ] Deduced a trap composed of 15 places in 51 ms of which 1 ms to minimize.
[2023-03-12 11:55:04] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 120 ms
[2023-03-12 11:55:04] [INFO ] Computed and/alt/rep : 60/196/54 causal constraints (skipped 72 transitions) in 8 ms.
[2023-03-12 11:55:04] [INFO ] Added : 20 causal constraints over 6 iterations in 61 ms. Result :sat
Minimization took 18 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[224]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 4 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 82/82 places, 208/208 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 4 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
[2023-03-12 11:55:04] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2023-03-12 11:55:04] [INFO ] Invariant cache hit.
[2023-03-12 11:55:04] [INFO ] Implicit Places using invariants in 54 ms returned []
[2023-03-12 11:55:04] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2023-03-12 11:55:04] [INFO ] Invariant cache hit.
[2023-03-12 11:55:04] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:04] [INFO ] Implicit Places using invariants and state equation in 105 ms returned []
Implicit Place search using SMT with State Equation took 160 ms to find 0 implicit places.
[2023-03-12 11:55:04] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 11:55:04] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2023-03-12 11:55:04] [INFO ] Invariant cache hit.
[2023-03-12 11:55:05] [INFO ] Dead Transitions using invariants and state equation in 86 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 256 ms. Remains : 82/82 places, 208/208 transitions.
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-01 in 5910 ms.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-02
Normalized transition count is 168 out of 259 initially.
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:55:05] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :1
[2023-03-12 11:55:05] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:55:05] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 11:55:05] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:55:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:05] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-12 11:55:05] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:55:05] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:05] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:05] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-12 11:55:05] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:05] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 0 ms to minimize.
[2023-03-12 11:55:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 67 ms
[2023-03-12 11:55:05] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 11 ms.
[2023-03-12 11:55:05] [INFO ] Added : 19 causal constraints over 6 iterations in 77 ms. Result :sat
Minimization took 19 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[6]
Support contains 1 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Graph (complete) has 440 edges and 104 vertex of which 101 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 101 transition count 254
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 9 place count 98 transition count 244
Iterating global reduction 1 with 3 rules applied. Total rules applied 12 place count 98 transition count 244
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 15 place count 95 transition count 236
Iterating global reduction 1 with 3 rules applied. Total rules applied 18 place count 95 transition count 236
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 21 place count 92 transition count 228
Iterating global reduction 1 with 3 rules applied. Total rules applied 24 place count 92 transition count 228
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 27 place count 89 transition count 220
Iterating global reduction 1 with 3 rules applied. Total rules applied 30 place count 89 transition count 220
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 33 place count 86 transition count 214
Iterating global reduction 1 with 3 rules applied. Total rules applied 36 place count 86 transition count 214
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 39 place count 83 transition count 208
Iterating global reduction 1 with 3 rules applied. Total rules applied 42 place count 83 transition count 208
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 45 place count 80 transition count 202
Iterating global reduction 1 with 3 rules applied. Total rules applied 48 place count 80 transition count 202
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 50 place count 78 transition count 198
Iterating global reduction 1 with 2 rules applied. Total rules applied 52 place count 78 transition count 198
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 54 place count 76 transition count 194
Iterating global reduction 1 with 2 rules applied. Total rules applied 56 place count 76 transition count 194
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 57 place count 75 transition count 192
Iterating global reduction 1 with 1 rules applied. Total rules applied 58 place count 75 transition count 192
Applied a total of 58 rules in 19 ms. Remains 75 /104 variables (removed 29) and now considering 192/259 (removed 67) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 75/104 places, 192/259 transitions.
Normalized transition count is 117 out of 192 initially.
// Phase 1: matrix 117 rows 75 cols
[2023-03-12 11:55:05] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000002 steps, including 2 resets, run finished after 967 ms. (steps per millisecond=1034 ) properties (out of 1) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 588 ms. (steps per millisecond=1700 ) properties (out of 1) seen :929
[2023-03-12 11:55:06] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
// Phase 1: matrix 117 rows 75 cols
[2023-03-12 11:55:07] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 11:55:07] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:55:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:07] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-12 11:55:07] [INFO ] State equation strengthened by 17 read => feed constraints.
[2023-03-12 11:55:07] [INFO ] [Real]Added 17 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:55:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:07] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-12 11:55:07] [INFO ] [Nat]Added 17 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:07] [INFO ] Deduced a trap composed of 24 places in 46 ms of which 0 ms to minimize.
[2023-03-12 11:55:07] [INFO ] Deduced a trap composed of 19 places in 45 ms of which 1 ms to minimize.
[2023-03-12 11:55:07] [INFO ] Deduced a trap composed of 24 places in 42 ms of which 0 ms to minimize.
[2023-03-12 11:55:07] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 157 ms
[2023-03-12 11:55:07] [INFO ] Computed and/alt/rep : 60/196/52 causal constraints (skipped 63 transitions) in 6 ms.
[2023-03-12 11:55:07] [INFO ] Added : 8 causal constraints over 4 iterations in 42 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[929]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 6 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 75/75 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 3 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2023-03-12 11:55:08] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2023-03-12 11:55:08] [INFO ] Invariant cache hit.
[2023-03-12 11:55:08] [INFO ] Implicit Places using invariants in 63 ms returned []
[2023-03-12 11:55:08] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2023-03-12 11:55:08] [INFO ] Invariant cache hit.
[2023-03-12 11:55:08] [INFO ] State equation strengthened by 17 read => feed constraints.
[2023-03-12 11:55:08] [INFO ] Implicit Places using invariants and state equation in 109 ms returned []
Implicit Place search using SMT with State Equation took 173 ms to find 0 implicit places.
[2023-03-12 11:55:08] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 11:55:08] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2023-03-12 11:55:08] [INFO ] Invariant cache hit.
[2023-03-12 11:55:08] [INFO ] Dead Transitions using invariants and state equation in 79 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 266 ms. Remains : 75/75 places, 192/192 transitions.
Normalized transition count is 117 out of 192 initially.
// Phase 1: matrix 117 rows 75 cols
[2023-03-12 11:55:08] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 964 ms. (steps per millisecond=1037 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 594 ms. (steps per millisecond=1683 ) properties (out of 1) seen :929
[2023-03-12 11:55:09] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
// Phase 1: matrix 117 rows 75 cols
[2023-03-12 11:55:09] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 11:55:09] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:09] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2023-03-12 11:55:09] [INFO ] State equation strengthened by 17 read => feed constraints.
[2023-03-12 11:55:09] [INFO ] [Real]Added 17 Read/Feed constraints in 9 ms returned sat
[2023-03-12 11:55:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:09] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-12 11:55:09] [INFO ] [Nat]Added 17 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:10] [INFO ] Deduced a trap composed of 24 places in 47 ms of which 0 ms to minimize.
[2023-03-12 11:55:10] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 1 ms to minimize.
[2023-03-12 11:55:10] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 1 ms to minimize.
[2023-03-12 11:55:10] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 145 ms
[2023-03-12 11:55:10] [INFO ] Computed and/alt/rep : 60/196/52 causal constraints (skipped 63 transitions) in 7 ms.
[2023-03-12 11:55:10] [INFO ] Added : 8 causal constraints over 4 iterations in 50 ms. Result :sat
Minimization took 18 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[929]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 6 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 75/75 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 16 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2023-03-12 11:55:10] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2023-03-12 11:55:10] [INFO ] Invariant cache hit.
[2023-03-12 11:55:10] [INFO ] Implicit Places using invariants in 55 ms returned []
[2023-03-12 11:55:10] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2023-03-12 11:55:10] [INFO ] Invariant cache hit.
[2023-03-12 11:55:11] [INFO ] State equation strengthened by 17 read => feed constraints.
[2023-03-12 11:55:11] [INFO ] Implicit Places using invariants and state equation in 104 ms returned []
Implicit Place search using SMT with State Equation took 160 ms to find 0 implicit places.
[2023-03-12 11:55:11] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 11:55:11] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2023-03-12 11:55:11] [INFO ] Invariant cache hit.
[2023-03-12 11:55:11] [INFO ] Dead Transitions using invariants and state equation in 72 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 254 ms. Remains : 75/75 places, 192/192 transitions.
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-02 in 6076 ms.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-05
Normalized transition count is 168 out of 259 initially.
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:55:11] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
[2023-03-12 11:55:11] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:55:11] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 11:55:11] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:11] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-12 11:55:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:11] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-12 11:55:11] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:55:11] [INFO ] [Nat]Added 29 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:11] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 1 ms to minimize.
[2023-03-12 11:55:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 70 ms
[2023-03-12 11:55:11] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 9 ms.
[2023-03-12 11:55:11] [INFO ] Added : 18 causal constraints over 6 iterations in 70 ms. Result :sat
Minimization took 26 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 100 transition count 247
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 100 transition count 247
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 10 place count 100 transition count 245
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 14 place count 96 transition count 235
Iterating global reduction 1 with 4 rules applied. Total rules applied 18 place count 96 transition count 235
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 21 place count 93 transition count 227
Iterating global reduction 1 with 3 rules applied. Total rules applied 24 place count 93 transition count 227
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 27 place count 90 transition count 219
Iterating global reduction 1 with 3 rules applied. Total rules applied 30 place count 90 transition count 219
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 33 place count 87 transition count 213
Iterating global reduction 1 with 3 rules applied. Total rules applied 36 place count 87 transition count 213
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 39 place count 84 transition count 207
Iterating global reduction 1 with 3 rules applied. Total rules applied 42 place count 84 transition count 207
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 45 place count 81 transition count 201
Iterating global reduction 1 with 3 rules applied. Total rules applied 48 place count 81 transition count 201
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 50 place count 79 transition count 197
Iterating global reduction 1 with 2 rules applied. Total rules applied 52 place count 79 transition count 197
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 54 place count 77 transition count 193
Iterating global reduction 1 with 2 rules applied. Total rules applied 56 place count 77 transition count 193
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 57 place count 76 transition count 191
Iterating global reduction 1 with 1 rules applied. Total rules applied 58 place count 76 transition count 191
Applied a total of 58 rules in 21 ms. Remains 76 /104 variables (removed 28) and now considering 191/259 (removed 68) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 76/104 places, 191/259 transitions.
Normalized transition count is 117 out of 191 initially.
// Phase 1: matrix 117 rows 76 cols
[2023-03-12 11:55:11] [INFO ] Computed 3 place invariants in 2 ms
Incomplete random walk after 1000003 steps, including 2 resets, run finished after 736 ms. (steps per millisecond=1358 ) properties (out of 1) seen :110
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 566 ms. (steps per millisecond=1766 ) properties (out of 1) seen :87
[2023-03-12 11:55:12] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
// Phase 1: matrix 117 rows 76 cols
[2023-03-12 11:55:12] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-12 11:55:12] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:12] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-12 11:55:12] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:12] [INFO ] [Real]Added 18 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:12] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:12] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-12 11:55:12] [INFO ] [Nat]Added 18 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:12] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 0 ms to minimize.
[2023-03-12 11:55:13] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 0 ms to minimize.
[2023-03-12 11:55:13] [INFO ] Deduced a trap composed of 16 places in 41 ms of which 1 ms to minimize.
[2023-03-12 11:55:13] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 1 ms to minimize.
[2023-03-12 11:55:13] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 207 ms
[2023-03-12 11:55:13] [INFO ] Computed and/alt/rep : 61/197/52 causal constraints (skipped 63 transitions) in 9 ms.
[2023-03-12 11:55:13] [INFO ] Added : 5 causal constraints over 2 iterations in 29 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[110]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 76/76 places, 191/191 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
[2023-03-12 11:55:13] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2023-03-12 11:55:13] [INFO ] Invariant cache hit.
[2023-03-12 11:55:13] [INFO ] Implicit Places using invariants in 63 ms returned []
[2023-03-12 11:55:13] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2023-03-12 11:55:13] [INFO ] Invariant cache hit.
[2023-03-12 11:55:13] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:13] [INFO ] Implicit Places using invariants and state equation in 89 ms returned []
Implicit Place search using SMT with State Equation took 154 ms to find 0 implicit places.
[2023-03-12 11:55:13] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 11:55:13] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2023-03-12 11:55:13] [INFO ] Invariant cache hit.
[2023-03-12 11:55:13] [INFO ] Dead Transitions using invariants and state equation in 68 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 231 ms. Remains : 76/76 places, 191/191 transitions.
Normalized transition count is 117 out of 191 initially.
// Phase 1: matrix 117 rows 76 cols
[2023-03-12 11:55:13] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 942 ms. (steps per millisecond=1061 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 553 ms. (steps per millisecond=1808 ) properties (out of 1) seen :82
[2023-03-12 11:55:15] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
// Phase 1: matrix 117 rows 76 cols
[2023-03-12 11:55:15] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-12 11:55:15] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:15] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-12 11:55:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:15] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-12 11:55:15] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:15] [INFO ] [Nat]Added 18 Read/Feed constraints in 10 ms returned sat
[2023-03-12 11:55:15] [INFO ] Deduced a trap composed of 19 places in 48 ms of which 0 ms to minimize.
[2023-03-12 11:55:15] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 1 ms to minimize.
[2023-03-12 11:55:15] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 103 ms
[2023-03-12 11:55:15] [INFO ] Computed and/alt/rep : 61/197/52 causal constraints (skipped 63 transitions) in 6 ms.
[2023-03-12 11:55:15] [INFO ] Deduced a trap composed of 16 places in 44 ms of which 0 ms to minimize.
[2023-03-12 11:55:15] [INFO ] Deduced a trap composed of 15 places in 40 ms of which 1 ms to minimize.
[2023-03-12 11:55:15] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 103 ms
[2023-03-12 11:55:15] [INFO ] Added : 4 causal constraints over 2 iterations in 147 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[127]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 76/76 places, 191/191 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
[2023-03-12 11:55:15] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2023-03-12 11:55:15] [INFO ] Invariant cache hit.
[2023-03-12 11:55:15] [INFO ] Implicit Places using invariants in 58 ms returned []
[2023-03-12 11:55:15] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2023-03-12 11:55:15] [INFO ] Invariant cache hit.
[2023-03-12 11:55:15] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:15] [INFO ] Implicit Places using invariants and state equation in 104 ms returned []
Implicit Place search using SMT with State Equation took 164 ms to find 0 implicit places.
[2023-03-12 11:55:15] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 11:55:15] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2023-03-12 11:55:15] [INFO ] Invariant cache hit.
[2023-03-12 11:55:15] [INFO ] Dead Transitions using invariants and state equation in 84 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 256 ms. Remains : 76/76 places, 191/191 transitions.
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-05 in 4660 ms.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-06
Normalized transition count is 168 out of 259 initially.
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:55:15] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 10005 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :8
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :2
[2023-03-12 11:55:15] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:55:15] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-12 11:55:15] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:15] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-12 11:55:15] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:55:15] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:15] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-12 11:55:15] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:16] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 1 ms to minimize.
[2023-03-12 11:55:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 67 ms
[2023-03-12 11:55:16] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 11 ms.
[2023-03-12 11:55:16] [INFO ] Added : 37 causal constraints over 8 iterations in 103 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[8]
Support contains 1 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Graph (complete) has 440 edges and 104 vertex of which 101 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 101 transition count 254
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 10 place count 97 transition count 242
Iterating global reduction 1 with 4 rules applied. Total rules applied 14 place count 97 transition count 242
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 16 place count 97 transition count 240
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 19 place count 94 transition count 232
Iterating global reduction 2 with 3 rules applied. Total rules applied 22 place count 94 transition count 232
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 24 place count 92 transition count 226
Iterating global reduction 2 with 2 rules applied. Total rules applied 26 place count 92 transition count 226
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 28 place count 90 transition count 220
Iterating global reduction 2 with 2 rules applied. Total rules applied 30 place count 90 transition count 220
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 32 place count 88 transition count 216
Iterating global reduction 2 with 2 rules applied. Total rules applied 34 place count 88 transition count 216
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 36 place count 86 transition count 212
Iterating global reduction 2 with 2 rules applied. Total rules applied 38 place count 86 transition count 212
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 40 place count 84 transition count 208
Iterating global reduction 2 with 2 rules applied. Total rules applied 42 place count 84 transition count 208
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 44 place count 82 transition count 204
Iterating global reduction 2 with 2 rules applied. Total rules applied 46 place count 82 transition count 204
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 48 place count 80 transition count 200
Iterating global reduction 2 with 2 rules applied. Total rules applied 50 place count 80 transition count 200
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 51 place count 79 transition count 198
Iterating global reduction 2 with 1 rules applied. Total rules applied 52 place count 79 transition count 198
Applied a total of 52 rules in 19 ms. Remains 79 /104 variables (removed 25) and now considering 198/259 (removed 61) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 79/104 places, 198/259 transitions.
Normalized transition count is 122 out of 198 initially.
// Phase 1: matrix 122 rows 79 cols
[2023-03-12 11:55:16] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1002 ms. (steps per millisecond=998 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 660 ms. (steps per millisecond=1515 ) properties (out of 1) seen :710
[2023-03-12 11:55:17] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
// Phase 1: matrix 122 rows 79 cols
[2023-03-12 11:55:17] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 11:55:17] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:55:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:17] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-12 11:55:17] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:17] [INFO ] [Real]Added 18 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:18] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-12 11:55:18] [INFO ] [Nat]Added 18 Read/Feed constraints in 2 ms returned sat
[2023-03-12 11:55:18] [INFO ] Deduced a trap composed of 22 places in 49 ms of which 1 ms to minimize.
[2023-03-12 11:55:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 58 ms
[2023-03-12 11:55:18] [INFO ] Computed and/alt/rep : 59/192/53 causal constraints (skipped 67 transitions) in 8 ms.
[2023-03-12 11:55:18] [INFO ] Added : 13 causal constraints over 3 iterations in 39 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[710]
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 79/79 places, 198/198 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
[2023-03-12 11:55:19] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2023-03-12 11:55:19] [INFO ] Invariant cache hit.
[2023-03-12 11:55:19] [INFO ] Implicit Places using invariants in 61 ms returned []
[2023-03-12 11:55:19] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2023-03-12 11:55:19] [INFO ] Invariant cache hit.
[2023-03-12 11:55:19] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:19] [INFO ] Implicit Places using invariants and state equation in 103 ms returned []
Implicit Place search using SMT with State Equation took 166 ms to find 0 implicit places.
[2023-03-12 11:55:19] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 11:55:19] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2023-03-12 11:55:19] [INFO ] Invariant cache hit.
[2023-03-12 11:55:19] [INFO ] Dead Transitions using invariants and state equation in 84 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 267 ms. Remains : 79/79 places, 198/198 transitions.
Normalized transition count is 122 out of 198 initially.
// Phase 1: matrix 122 rows 79 cols
[2023-03-12 11:55:19] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1014 ms. (steps per millisecond=986 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 655 ms. (steps per millisecond=1526 ) properties (out of 1) seen :681
[2023-03-12 11:55:21] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
// Phase 1: matrix 122 rows 79 cols
[2023-03-12 11:55:21] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 11:55:21] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:21] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-12 11:55:21] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:21] [INFO ] [Real]Added 18 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:21] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2023-03-12 11:55:21] [INFO ] [Nat]Added 18 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:21] [INFO ] Deduced a trap composed of 22 places in 46 ms of which 0 ms to minimize.
[2023-03-12 11:55:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 55 ms
[2023-03-12 11:55:21] [INFO ] Computed and/alt/rep : 59/192/53 causal constraints (skipped 67 transitions) in 8 ms.
[2023-03-12 11:55:21] [INFO ] Added : 13 causal constraints over 3 iterations in 40 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[710]
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 79/79 places, 198/198 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 198/198 transitions.
Applied a total of 0 rules in 2 ms. Remains 79 /79 variables (removed 0) and now considering 198/198 (removed 0) transitions.
[2023-03-12 11:55:22] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2023-03-12 11:55:22] [INFO ] Invariant cache hit.
[2023-03-12 11:55:22] [INFO ] Implicit Places using invariants in 58 ms returned []
[2023-03-12 11:55:22] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2023-03-12 11:55:22] [INFO ] Invariant cache hit.
[2023-03-12 11:55:22] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:22] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 169 ms to find 0 implicit places.
[2023-03-12 11:55:22] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 11:55:22] [INFO ] Flow matrix only has 122 transitions (discarded 76 similar events)
[2023-03-12 11:55:22] [INFO ] Invariant cache hit.
[2023-03-12 11:55:22] [INFO ] Dead Transitions using invariants and state equation in 82 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 262 ms. Remains : 79/79 places, 198/198 transitions.
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-06 in 6721 ms.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-08
Normalized transition count is 168 out of 259 initially.
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:55:22] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 10000 steps, including 2 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 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :4
[2023-03-12 11:55:22] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:55:22] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 11:55:22] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:55:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:22] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-12 11:55:22] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:55:22] [INFO ] [Real]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:22] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-12 11:55:22] [INFO ] [Nat]Added 29 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:22] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 8 ms.
[2023-03-12 11:55:22] [INFO ] Added : 2 causal constraints over 1 iterations in 25 ms. Result :sat
Minimization took 15 ms.
Current structural bounds on expressions (after SMT) : [128] Max seen :[4]
Support contains 1 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Graph (complete) has 440 edges and 104 vertex of which 101 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 101 transition count 254
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 10 place count 97 transition count 242
Iterating global reduction 1 with 4 rules applied. Total rules applied 14 place count 97 transition count 242
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 16 place count 97 transition count 240
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 20 place count 93 transition count 230
Iterating global reduction 2 with 4 rules applied. Total rules applied 24 place count 93 transition count 230
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 27 place count 90 transition count 222
Iterating global reduction 2 with 3 rules applied. Total rules applied 30 place count 90 transition count 222
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 33 place count 87 transition count 214
Iterating global reduction 2 with 3 rules applied. Total rules applied 36 place count 87 transition count 214
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 39 place count 84 transition count 208
Iterating global reduction 2 with 3 rules applied. Total rules applied 42 place count 84 transition count 208
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 45 place count 81 transition count 202
Iterating global reduction 2 with 3 rules applied. Total rules applied 48 place count 81 transition count 202
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 51 place count 78 transition count 196
Iterating global reduction 2 with 3 rules applied. Total rules applied 54 place count 78 transition count 196
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 56 place count 76 transition count 192
Iterating global reduction 2 with 2 rules applied. Total rules applied 58 place count 76 transition count 192
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 60 place count 74 transition count 188
Iterating global reduction 2 with 2 rules applied. Total rules applied 62 place count 74 transition count 188
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 63 place count 73 transition count 186
Iterating global reduction 2 with 1 rules applied. Total rules applied 64 place count 73 transition count 186
Applied a total of 64 rules in 19 ms. Remains 73 /104 variables (removed 31) and now considering 186/259 (removed 73) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 73/104 places, 186/259 transitions.
Normalized transition count is 112 out of 186 initially.
// Phase 1: matrix 112 rows 73 cols
[2023-03-12 11:55:22] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 942 ms. (steps per millisecond=1061 ) properties (out of 1) seen :18
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 529 ms. (steps per millisecond=1890 ) properties (out of 1) seen :14
[2023-03-12 11:55:24] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
// Phase 1: matrix 112 rows 73 cols
[2023-03-12 11:55:24] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-12 11:55:24] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:24] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2023-03-12 11:55:24] [INFO ] State equation strengthened by 15 read => feed constraints.
[2023-03-12 11:55:24] [INFO ] [Real]Added 15 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:24] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:55:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:24] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-12 11:55:24] [INFO ] [Nat]Added 15 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:24] [INFO ] Computed and/alt/rep : 60/163/51 causal constraints (skipped 59 transitions) in 7 ms.
[2023-03-12 11:55:24] [INFO ] Added : 2 causal constraints over 1 iterations in 19 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [128] Max seen :[18]
Support contains 1 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 4 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 73/73 places, 186/186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 3 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
[2023-03-12 11:55:24] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2023-03-12 11:55:24] [INFO ] Invariant cache hit.
[2023-03-12 11:55:24] [INFO ] Implicit Places using invariants in 58 ms returned []
[2023-03-12 11:55:24] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2023-03-12 11:55:24] [INFO ] Invariant cache hit.
[2023-03-12 11:55:24] [INFO ] State equation strengthened by 15 read => feed constraints.
[2023-03-12 11:55:24] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 158 ms to find 0 implicit places.
[2023-03-12 11:55:24] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 11:55:24] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2023-03-12 11:55:24] [INFO ] Invariant cache hit.
[2023-03-12 11:55:24] [INFO ] Dead Transitions using invariants and state equation in 73 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 244 ms. Remains : 73/73 places, 186/186 transitions.
Normalized transition count is 112 out of 186 initially.
// Phase 1: matrix 112 rows 73 cols
[2023-03-12 11:55:24] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 970 ms. (steps per millisecond=1030 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 564 ms. (steps per millisecond=1773 ) properties (out of 1) seen :23
[2023-03-12 11:55:26] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
// Phase 1: matrix 112 rows 73 cols
[2023-03-12 11:55:26] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-12 11:55:26] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:26] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2023-03-12 11:55:26] [INFO ] State equation strengthened by 15 read => feed constraints.
[2023-03-12 11:55:26] [INFO ] [Real]Added 15 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:26] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:26] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-12 11:55:26] [INFO ] [Nat]Added 15 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:26] [INFO ] Computed and/alt/rep : 60/163/51 causal constraints (skipped 59 transitions) in 7 ms.
[2023-03-12 11:55:26] [INFO ] Added : 2 causal constraints over 1 iterations in 20 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [128] Max seen :[23]
Support contains 1 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 2 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 73/73 places, 186/186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 3 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
[2023-03-12 11:55:26] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2023-03-12 11:55:26] [INFO ] Invariant cache hit.
[2023-03-12 11:55:26] [INFO ] Implicit Places using invariants in 53 ms returned []
[2023-03-12 11:55:26] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2023-03-12 11:55:26] [INFO ] Invariant cache hit.
[2023-03-12 11:55:26] [INFO ] State equation strengthened by 15 read => feed constraints.
[2023-03-12 11:55:26] [INFO ] Implicit Places using invariants and state equation in 103 ms returned []
Implicit Place search using SMT with State Equation took 157 ms to find 0 implicit places.
[2023-03-12 11:55:26] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 11:55:26] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2023-03-12 11:55:26] [INFO ] Invariant cache hit.
[2023-03-12 11:55:26] [INFO ] Dead Transitions using invariants and state equation in 79 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 264 ms. Remains : 73/73 places, 186/186 transitions.
Normalized transition count is 112 out of 186 initially.
// Phase 1: matrix 112 rows 73 cols
[2023-03-12 11:55:26] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 938 ms. (steps per millisecond=1066 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 533 ms. (steps per millisecond=1876 ) properties (out of 1) seen :21
[2023-03-12 11:55:28] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
// Phase 1: matrix 112 rows 73 cols
[2023-03-12 11:55:28] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 11:55:28] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:55:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:28] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-12 11:55:28] [INFO ] State equation strengthened by 15 read => feed constraints.
[2023-03-12 11:55:28] [INFO ] [Real]Added 15 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:28] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-12 11:55:28] [INFO ] [Nat]Added 15 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:28] [INFO ] Computed and/alt/rep : 60/163/51 causal constraints (skipped 59 transitions) in 6 ms.
[2023-03-12 11:55:28] [INFO ] Added : 2 causal constraints over 1 iterations in 18 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [128] Max seen :[23]
Support contains 1 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 3 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 73/73 places, 186/186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 186/186 transitions.
Applied a total of 0 rules in 4 ms. Remains 73 /73 variables (removed 0) and now considering 186/186 (removed 0) transitions.
[2023-03-12 11:55:28] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2023-03-12 11:55:28] [INFO ] Invariant cache hit.
[2023-03-12 11:55:28] [INFO ] Implicit Places using invariants in 58 ms returned []
[2023-03-12 11:55:28] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2023-03-12 11:55:28] [INFO ] Invariant cache hit.
[2023-03-12 11:55:28] [INFO ] State equation strengthened by 15 read => feed constraints.
[2023-03-12 11:55:28] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 165 ms to find 0 implicit places.
[2023-03-12 11:55:28] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 11:55:28] [INFO ] Flow matrix only has 112 transitions (discarded 74 similar events)
[2023-03-12 11:55:28] [INFO ] Invariant cache hit.
[2023-03-12 11:55:28] [INFO ] Dead Transitions using invariants and state equation in 80 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 257 ms. Remains : 73/73 places, 186/186 transitions.
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-08 in 5966 ms.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-13
Normalized transition count is 168 out of 259 initially.
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:55:28] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2 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 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :1
[2023-03-12 11:55:28] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:55:28] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-12 11:55:28] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:28] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-12 11:55:28] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:55:28] [INFO ] [Real]Added 29 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:55:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:28] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-12 11:55:28] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2023-03-12 11:55:28] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 0 ms to minimize.
[2023-03-12 11:55:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 68 ms
[2023-03-12 11:55:28] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 12 ms.
[2023-03-12 11:55:28] [INFO ] Added : 40 causal constraints over 10 iterations in 125 ms. Result :sat
Minimization took 24 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[1]
Support contains 1 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Graph (complete) has 440 edges and 104 vertex of which 101 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 101 transition count 254
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 9 place count 98 transition count 246
Iterating global reduction 1 with 3 rules applied. Total rules applied 12 place count 98 transition count 246
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 14 place count 98 transition count 244
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 17 place count 95 transition count 236
Iterating global reduction 2 with 3 rules applied. Total rules applied 20 place count 95 transition count 236
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 22 place count 93 transition count 230
Iterating global reduction 2 with 2 rules applied. Total rules applied 24 place count 93 transition count 230
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 26 place count 91 transition count 224
Iterating global reduction 2 with 2 rules applied. Total rules applied 28 place count 91 transition count 224
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 30 place count 89 transition count 220
Iterating global reduction 2 with 2 rules applied. Total rules applied 32 place count 89 transition count 220
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 34 place count 87 transition count 216
Iterating global reduction 2 with 2 rules applied. Total rules applied 36 place count 87 transition count 216
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 38 place count 85 transition count 212
Iterating global reduction 2 with 2 rules applied. Total rules applied 40 place count 85 transition count 212
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 42 place count 83 transition count 208
Iterating global reduction 2 with 2 rules applied. Total rules applied 44 place count 83 transition count 208
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 46 place count 81 transition count 204
Iterating global reduction 2 with 2 rules applied. Total rules applied 48 place count 81 transition count 204
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 49 place count 80 transition count 202
Iterating global reduction 2 with 1 rules applied. Total rules applied 50 place count 80 transition count 202
Applied a total of 50 rules in 13 ms. Remains 80 /104 variables (removed 24) and now considering 202/259 (removed 57) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 80/104 places, 202/259 transitions.
Normalized transition count is 124 out of 202 initially.
// Phase 1: matrix 124 rows 80 cols
[2023-03-12 11:55:28] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 985 ms. (steps per millisecond=1015 ) properties (out of 1) seen :8
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 616 ms. (steps per millisecond=1623 ) properties (out of 1) seen :626
[2023-03-12 11:55:30] [INFO ] Flow matrix only has 124 transitions (discarded 78 similar events)
// Phase 1: matrix 124 rows 80 cols
[2023-03-12 11:55:30] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-12 11:55:30] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:55:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:30] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-12 11:55:30] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:30] [INFO ] [Real]Added 18 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:30] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-12 11:55:30] [INFO ] [Nat]Added 18 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:30] [INFO ] Deduced a trap composed of 15 places in 48 ms of which 1 ms to minimize.
[2023-03-12 11:55:30] [INFO ] Deduced a trap composed of 24 places in 42 ms of which 1 ms to minimize.
[2023-03-12 11:55:30] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 105 ms
[2023-03-12 11:55:30] [INFO ] Computed and/alt/rep : 59/192/53 causal constraints (skipped 69 transitions) in 7 ms.
[2023-03-12 11:55:30] [INFO ] Added : 10 causal constraints over 3 iterations in 37 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[626]
Support contains 1 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 202/202 transitions.
Applied a total of 0 rules in 3 ms. Remains 80 /80 variables (removed 0) and now considering 202/202 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 80/80 places, 202/202 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 202/202 transitions.
Applied a total of 0 rules in 3 ms. Remains 80 /80 variables (removed 0) and now considering 202/202 (removed 0) transitions.
[2023-03-12 11:55:32] [INFO ] Flow matrix only has 124 transitions (discarded 78 similar events)
[2023-03-12 11:55:32] [INFO ] Invariant cache hit.
[2023-03-12 11:55:32] [INFO ] Implicit Places using invariants in 59 ms returned []
[2023-03-12 11:55:32] [INFO ] Flow matrix only has 124 transitions (discarded 78 similar events)
[2023-03-12 11:55:32] [INFO ] Invariant cache hit.
[2023-03-12 11:55:32] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:32] [INFO ] Implicit Places using invariants and state equation in 108 ms returned []
Implicit Place search using SMT with State Equation took 169 ms to find 0 implicit places.
[2023-03-12 11:55:32] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 11:55:32] [INFO ] Flow matrix only has 124 transitions (discarded 78 similar events)
[2023-03-12 11:55:32] [INFO ] Invariant cache hit.
[2023-03-12 11:55:32] [INFO ] Dead Transitions using invariants and state equation in 84 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 265 ms. Remains : 80/80 places, 202/202 transitions.
Normalized transition count is 124 out of 202 initially.
// Phase 1: matrix 124 rows 80 cols
[2023-03-12 11:55:32] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000001 steps, including 2 resets, run finished after 1030 ms. (steps per millisecond=970 ) properties (out of 1) seen :15
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 657 ms. (steps per millisecond=1522 ) properties (out of 1) seen :598
[2023-03-12 11:55:33] [INFO ] Flow matrix only has 124 transitions (discarded 78 similar events)
// Phase 1: matrix 124 rows 80 cols
[2023-03-12 11:55:33] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 11:55:34] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:34] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-12 11:55:34] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:34] [INFO ] [Real]Added 18 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:34] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-12 11:55:34] [INFO ] [Nat]Added 18 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:34] [INFO ] Deduced a trap composed of 15 places in 39 ms of which 1 ms to minimize.
[2023-03-12 11:55:34] [INFO ] Deduced a trap composed of 24 places in 50 ms of which 0 ms to minimize.
[2023-03-12 11:55:34] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 101 ms
[2023-03-12 11:55:34] [INFO ] Computed and/alt/rep : 59/192/53 causal constraints (skipped 69 transitions) in 7 ms.
[2023-03-12 11:55:34] [INFO ] Added : 10 causal constraints over 3 iterations in 37 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[626]
Support contains 1 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 202/202 transitions.
Applied a total of 0 rules in 10 ms. Remains 80 /80 variables (removed 0) and now considering 202/202 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 80/80 places, 202/202 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 202/202 transitions.
Applied a total of 0 rules in 5 ms. Remains 80 /80 variables (removed 0) and now considering 202/202 (removed 0) transitions.
[2023-03-12 11:55:35] [INFO ] Flow matrix only has 124 transitions (discarded 78 similar events)
[2023-03-12 11:55:35] [INFO ] Invariant cache hit.
[2023-03-12 11:55:35] [INFO ] Implicit Places using invariants in 61 ms returned []
[2023-03-12 11:55:35] [INFO ] Flow matrix only has 124 transitions (discarded 78 similar events)
[2023-03-12 11:55:35] [INFO ] Invariant cache hit.
[2023-03-12 11:55:35] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:35] [INFO ] Implicit Places using invariants and state equation in 113 ms returned []
Implicit Place search using SMT with State Equation took 175 ms to find 0 implicit places.
[2023-03-12 11:55:35] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 11:55:35] [INFO ] Flow matrix only has 124 transitions (discarded 78 similar events)
[2023-03-12 11:55:35] [INFO ] Invariant cache hit.
[2023-03-12 11:55:35] [INFO ] Dead Transitions using invariants and state equation in 86 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 277 ms. Remains : 80/80 places, 202/202 transitions.
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-13 in 7302 ms.
Starting property specific reduction for FunctionPointer-PT-b128-UpperBounds-14
Normalized transition count is 168 out of 259 initially.
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:55:35] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 10004 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :14
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :1
[2023-03-12 11:55:35] [INFO ] Flow matrix only has 168 transitions (discarded 91 similar events)
// Phase 1: matrix 168 rows 104 cols
[2023-03-12 11:55:35] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 11:55:35] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:55:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:35] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-12 11:55:35] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-12 11:55:35] [INFO ] [Real]Added 29 Read/Feed constraints in 6 ms returned sat
[2023-03-12 11:55:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:35] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:35] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2023-03-12 11:55:35] [INFO ] [Nat]Added 29 Read/Feed constraints in 5 ms returned sat
[2023-03-12 11:55:35] [INFO ] Computed and/alt/rep : 69/379/66 causal constraints (skipped 100 transitions) in 10 ms.
[2023-03-12 11:55:36] [INFO ] Added : 21 causal constraints over 5 iterations in 74 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[14]
Support contains 1 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 259/259 transitions.
Graph (complete) has 440 edges and 104 vertex of which 101 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 101 transition count 254
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 9 place count 98 transition count 244
Iterating global reduction 1 with 3 rules applied. Total rules applied 12 place count 98 transition count 244
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 14 place count 98 transition count 242
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 17 place count 95 transition count 236
Iterating global reduction 2 with 3 rules applied. Total rules applied 20 place count 95 transition count 236
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 22 place count 93 transition count 230
Iterating global reduction 2 with 2 rules applied. Total rules applied 24 place count 93 transition count 230
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 26 place count 91 transition count 226
Iterating global reduction 2 with 2 rules applied. Total rules applied 28 place count 91 transition count 226
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 30 place count 89 transition count 222
Iterating global reduction 2 with 2 rules applied. Total rules applied 32 place count 89 transition count 222
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 34 place count 87 transition count 218
Iterating global reduction 2 with 2 rules applied. Total rules applied 36 place count 87 transition count 218
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 38 place count 85 transition count 214
Iterating global reduction 2 with 2 rules applied. Total rules applied 40 place count 85 transition count 214
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 41 place count 84 transition count 212
Iterating global reduction 2 with 1 rules applied. Total rules applied 42 place count 84 transition count 212
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 43 place count 83 transition count 210
Iterating global reduction 2 with 1 rules applied. Total rules applied 44 place count 83 transition count 210
Applied a total of 44 rules in 13 ms. Remains 83 /104 variables (removed 21) and now considering 210/259 (removed 49) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 83/104 places, 210/259 transitions.
Normalized transition count is 130 out of 210 initially.
// Phase 1: matrix 130 rows 83 cols
[2023-03-12 11:55:36] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1086 ms. (steps per millisecond=920 ) properties (out of 1) seen :1915
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 655 ms. (steps per millisecond=1526 ) properties (out of 1) seen :636
[2023-03-12 11:55:37] [INFO ] Flow matrix only has 130 transitions (discarded 80 similar events)
// Phase 1: matrix 130 rows 83 cols
[2023-03-12 11:55:37] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 11:55:37] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 11:55:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:37] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2023-03-12 11:55:37] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:37] [INFO ] [Real]Added 18 Read/Feed constraints in 8 ms returned sat
[2023-03-12 11:55:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:38] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:55:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:38] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2023-03-12 11:55:38] [INFO ] [Nat]Added 18 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:38] [INFO ] Computed and/alt/rep : 61/202/55 causal constraints (skipped 73 transitions) in 7 ms.
[2023-03-12 11:55:38] [INFO ] Added : 27 causal constraints over 6 iterations in 64 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[1915]
Support contains 1 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 210/210 transitions.
Applied a total of 0 rules in 5 ms. Remains 83 /83 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 83/83 places, 210/210 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 210/210 transitions.
Applied a total of 0 rules in 2 ms. Remains 83 /83 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2023-03-12 11:55:38] [INFO ] Flow matrix only has 130 transitions (discarded 80 similar events)
[2023-03-12 11:55:38] [INFO ] Invariant cache hit.
[2023-03-12 11:55:38] [INFO ] Implicit Places using invariants in 61 ms returned []
[2023-03-12 11:55:38] [INFO ] Flow matrix only has 130 transitions (discarded 80 similar events)
[2023-03-12 11:55:38] [INFO ] Invariant cache hit.
[2023-03-12 11:55:38] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:38] [INFO ] Implicit Places using invariants and state equation in 103 ms returned []
Implicit Place search using SMT with State Equation took 166 ms to find 0 implicit places.
[2023-03-12 11:55:38] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 11:55:38] [INFO ] Flow matrix only has 130 transitions (discarded 80 similar events)
[2023-03-12 11:55:38] [INFO ] Invariant cache hit.
[2023-03-12 11:55:38] [INFO ] Dead Transitions using invariants and state equation in 78 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 257 ms. Remains : 83/83 places, 210/210 transitions.
Normalized transition count is 130 out of 210 initially.
// Phase 1: matrix 130 rows 83 cols
[2023-03-12 11:55:38] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1094 ms. (steps per millisecond=914 ) properties (out of 1) seen :53
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 659 ms. (steps per millisecond=1517 ) properties (out of 1) seen :624
[2023-03-12 11:55:40] [INFO ] Flow matrix only has 130 transitions (discarded 80 similar events)
// Phase 1: matrix 130 rows 83 cols
[2023-03-12 11:55:40] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-12 11:55:40] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:55:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:40] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-12 11:55:40] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:40] [INFO ] [Real]Added 18 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 11:55:40] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 11:55:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 11:55:40] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2023-03-12 11:55:40] [INFO ] [Nat]Added 18 Read/Feed constraints in 3 ms returned sat
[2023-03-12 11:55:40] [INFO ] Computed and/alt/rep : 61/202/55 causal constraints (skipped 73 transitions) in 8 ms.
[2023-03-12 11:55:40] [INFO ] Added : 27 causal constraints over 6 iterations in 64 ms. Result :sat
Minimization took 18 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[1915]
Support contains 1 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 210/210 transitions.
Applied a total of 0 rules in 4 ms. Remains 83 /83 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 83/83 places, 210/210 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 210/210 transitions.
Applied a total of 0 rules in 2 ms. Remains 83 /83 variables (removed 0) and now considering 210/210 (removed 0) transitions.
[2023-03-12 11:55:40] [INFO ] Flow matrix only has 130 transitions (discarded 80 similar events)
[2023-03-12 11:55:40] [INFO ] Invariant cache hit.
[2023-03-12 11:55:40] [INFO ] Implicit Places using invariants in 61 ms returned []
[2023-03-12 11:55:40] [INFO ] Flow matrix only has 130 transitions (discarded 80 similar events)
[2023-03-12 11:55:40] [INFO ] Invariant cache hit.
[2023-03-12 11:55:40] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 11:55:40] [INFO ] Implicit Places using invariants and state equation in 118 ms returned []
Implicit Place search using SMT with State Equation took 180 ms to find 0 implicit places.
[2023-03-12 11:55:40] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 11:55:40] [INFO ] Flow matrix only has 130 transitions (discarded 80 similar events)
[2023-03-12 11:55:40] [INFO ] Invariant cache hit.
[2023-03-12 11:55:40] [INFO ] Dead Transitions using invariants and state equation in 77 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 270 ms. Remains : 83/83 places, 210/210 transitions.
Ending property specific reduction for FunctionPointer-PT-b128-UpperBounds-14 in 4828 ms.
[2023-03-12 11:55:40] [INFO ] Flatten gal took : 50 ms
[2023-03-12 11:55:40] [INFO ] Export to MCC of 7 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2023-03-12 11:55:40] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 104 places, 259 transitions and 1052 arcs took 2 ms.
Total runtime 117648 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --maxsum=/tmp/1476/ub_0_ --maxsum=/tmp/1476/ub_1_ --maxsum=/tmp/1476/ub_2_ --maxsum=/tmp/1476/ub_3_ --maxsum=/tmp/1476/ub_4_ --maxsum=/tmp/1476/ub_5_ --maxsum=/tmp/1476/ub_6_
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 14049484 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16097592 kB

BK_TIME_CONFINEMENT_REACHED

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

+ 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//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
mcc2023

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FunctionPointer-PT-b128"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is FunctionPointer-PT-b128, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r169-tall-167838856300709"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-b128.tgz
mv FunctionPointer-PT-b128 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;