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-167838856200669.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-b004, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r169-tall-167838856200669
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 876K
-rw-r--r-- 1 mcc users 5.8K Feb 25 11:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 58K Feb 25 11:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K Feb 25 11:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 72K Feb 25 11:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 11:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 137K Feb 25 11:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 11:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 96K Feb 25 11:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:08 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-b004-UpperBounds-00
FORMULA_NAME FunctionPointer-PT-b004-UpperBounds-01
FORMULA_NAME FunctionPointer-PT-b004-UpperBounds-02
FORMULA_NAME FunctionPointer-PT-b004-UpperBounds-03
FORMULA_NAME FunctionPointer-PT-b004-UpperBounds-04
FORMULA_NAME FunctionPointer-PT-b004-UpperBounds-05
FORMULA_NAME FunctionPointer-PT-b004-UpperBounds-06
FORMULA_NAME FunctionPointer-PT-b004-UpperBounds-07
FORMULA_NAME FunctionPointer-PT-b004-UpperBounds-08
FORMULA_NAME FunctionPointer-PT-b004-UpperBounds-09
FORMULA_NAME FunctionPointer-PT-b004-UpperBounds-10
FORMULA_NAME FunctionPointer-PT-b004-UpperBounds-11
FORMULA_NAME FunctionPointer-PT-b004-UpperBounds-12
FORMULA_NAME FunctionPointer-PT-b004-UpperBounds-13
FORMULA_NAME FunctionPointer-PT-b004-UpperBounds-14
FORMULA_NAME FunctionPointer-PT-b004-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1678607825969

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-b004
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 07:57:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-12 07:57:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 07:57:07] [INFO ] Load time of PNML (sax parser for PT used): 85 ms
[2023-03-12 07:57:07] [INFO ] Transformed 306 places.
[2023-03-12 07:57:07] [INFO ] Transformed 840 transitions.
[2023-03-12 07:57:07] [INFO ] Parsed PT model containing 306 places and 840 transitions and 3392 arcs in 155 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 4 ms.
Deduced a syphon composed of 84 places in 5 ms
Reduce places removed 84 places and 192 transitions.
FORMULA FunctionPointer-PT-b004-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b004-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b004-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b004-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b004-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b004-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 07:57:07] [INFO ] Computed 4 place invariants in 28 ms
Incomplete random walk after 10002 steps, including 15 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 10) seen :35
FORMULA FunctionPointer-PT-b004-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FunctionPointer-PT-b004-UpperBounds-07 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FunctionPointer-PT-b004-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FunctionPointer-PT-b004-UpperBounds-04 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 6) seen :13
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 6) seen :10
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 6) seen :7
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 6) seen :9
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 6) seen :12
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 6) seen :6
[2023-03-12 07:57:07] [INFO ] Flow matrix only has 414 transitions (discarded 234 similar events)
// Phase 1: matrix 414 rows 222 cols
[2023-03-12 07:57:08] [INFO ] Computed 4 place invariants in 12 ms
[2023-03-12 07:57:08] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2023-03-12 07:57:08] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 07:57:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:08] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2023-03-12 07:57:08] [INFO ] State equation strengthened by 65 read => feed constraints.
[2023-03-12 07:57:08] [INFO ] [Real]Added 65 Read/Feed constraints in 13 ms returned sat
[2023-03-12 07:57:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:08] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 07:57:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:08] [INFO ] [Nat]Absence check using state equation in 81 ms returned sat
[2023-03-12 07:57:08] [INFO ] [Nat]Added 65 Read/Feed constraints in 17 ms returned sat
[2023-03-12 07:57:08] [INFO ] Deduced a trap composed of 22 places in 127 ms of which 3 ms to minimize.
[2023-03-12 07:57:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 175 ms
[2023-03-12 07:57:08] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 66 ms.
[2023-03-12 07:57:09] [INFO ] Added : 1 causal constraints over 1 iterations in 134 ms. Result :sat
Minimization took 27 ms.
[2023-03-12 07:57:09] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:09] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 07:57:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:09] [INFO ] [Real]Absence check using state equation in 76 ms returned sat
[2023-03-12 07:57:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:09] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 07:57:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:09] [INFO ] [Nat]Absence check using state equation in 83 ms returned sat
[2023-03-12 07:57:09] [INFO ] [Nat]Added 65 Read/Feed constraints in 12 ms returned sat
[2023-03-12 07:57:09] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 58 ms.
[2023-03-12 07:57:09] [INFO ] Added : 3 causal constraints over 1 iterations in 121 ms. Result :sat
Minimization took 29 ms.
[2023-03-12 07:57:09] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-12 07:57:09] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 07:57:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:09] [INFO ] [Real]Absence check using state equation in 79 ms returned sat
[2023-03-12 07:57:09] [INFO ] [Real]Added 65 Read/Feed constraints in 12 ms returned sat
[2023-03-12 07:57:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-12 07:57:09] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 07:57:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:09] [INFO ] [Nat]Absence check using state equation in 79 ms returned sat
[2023-03-12 07:57:09] [INFO ] [Nat]Added 65 Read/Feed constraints in 11 ms returned sat
[2023-03-12 07:57:09] [INFO ] Deduced a trap composed of 31 places in 130 ms of which 1 ms to minimize.
[2023-03-12 07:57:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 159 ms
[2023-03-12 07:57:10] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 34 ms.
[2023-03-12 07:57:10] [INFO ] Added : 2 causal constraints over 1 iterations in 90 ms. Result :sat
Minimization took 22 ms.
[2023-03-12 07:57:10] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:10] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 07:57:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:10] [INFO ] [Real]Absence check using state equation in 73 ms returned sat
[2023-03-12 07:57:10] [INFO ] [Real]Added 65 Read/Feed constraints in 8 ms returned sat
[2023-03-12 07:57:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-12 07:57:10] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 07:57:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:10] [INFO ] [Nat]Absence check using state equation in 77 ms returned sat
[2023-03-12 07:57:10] [INFO ] [Nat]Added 65 Read/Feed constraints in 11 ms returned sat
[2023-03-12 07:57:10] [INFO ] Deduced a trap composed of 26 places in 102 ms of which 1 ms to minimize.
[2023-03-12 07:57:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 124 ms
[2023-03-12 07:57:10] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 29 ms.
[2023-03-12 07:57:10] [INFO ] Added : 1 causal constraints over 1 iterations in 73 ms. Result :sat
Minimization took 28 ms.
[2023-03-12 07:57:10] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:10] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 07:57:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:10] [INFO ] [Real]Absence check using state equation in 69 ms returned sat
[2023-03-12 07:57:10] [INFO ] [Real]Added 65 Read/Feed constraints in 17 ms returned sat
[2023-03-12 07:57:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:10] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 07:57:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:10] [INFO ] [Nat]Absence check using state equation in 65 ms returned sat
[2023-03-12 07:57:10] [INFO ] [Nat]Added 65 Read/Feed constraints in 12 ms returned sat
[2023-03-12 07:57:11] [INFO ] Deduced a trap composed of 22 places in 105 ms of which 2 ms to minimize.
[2023-03-12 07:57:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 128 ms
[2023-03-12 07:57:11] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 31 ms.
[2023-03-12 07:57:11] [INFO ] Added : 2 causal constraints over 1 iterations in 79 ms. Result :sat
Minimization took 31 ms.
[2023-03-12 07:57:11] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:11] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 07:57:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:11] [INFO ] [Real]Absence check using state equation in 69 ms returned sat
[2023-03-12 07:57:11] [INFO ] [Real]Added 65 Read/Feed constraints in 11 ms returned sat
[2023-03-12 07:57:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:11] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 07:57:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:11] [INFO ] [Nat]Absence check using state equation in 76 ms returned sat
[2023-03-12 07:57:11] [INFO ] [Nat]Added 65 Read/Feed constraints in 10 ms returned sat
[2023-03-12 07:57:11] [INFO ] Deduced a trap composed of 30 places in 109 ms of which 1 ms to minimize.
[2023-03-12 07:57:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 131 ms
[2023-03-12 07:57:11] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 34 ms.
[2023-03-12 07:57:11] [INFO ] Added : 1 causal constraints over 1 iterations in 87 ms. Result :sat
Minimization took 27 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, -1, -1] Max seen :[6, 2, 5, 2, 9, 4]
Support contains 6 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 192 are kept as prefixes of interest. Removing 30 places using SCC suffix rule.3 ms
Discarding 30 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 192 transition count 605
Discarding 26 places :
Symmetric choice reduction at 1 with 26 rule applications. Total rules 70 place count 166 transition count 449
Iterating global reduction 1 with 26 rules applied. Total rules applied 96 place count 166 transition count 449
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 1 with 28 rules applied. Total rules applied 124 place count 166 transition count 421
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 137 place count 153 transition count 395
Iterating global reduction 2 with 13 rules applied. Total rules applied 150 place count 153 transition count 395
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 156 place count 147 transition count 383
Iterating global reduction 2 with 6 rules applied. Total rules applied 162 place count 147 transition count 383
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 168 place count 141 transition count 359
Iterating global reduction 2 with 6 rules applied. Total rules applied 174 place count 141 transition count 359
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 179 place count 136 transition count 349
Iterating global reduction 2 with 5 rules applied. Total rules applied 184 place count 136 transition count 349
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 189 place count 131 transition count 329
Iterating global reduction 2 with 5 rules applied. Total rules applied 194 place count 131 transition count 329
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 199 place count 126 transition count 309
Iterating global reduction 2 with 5 rules applied. Total rules applied 204 place count 126 transition count 309
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 209 place count 121 transition count 299
Iterating global reduction 2 with 5 rules applied. Total rules applied 214 place count 121 transition count 299
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 219 place count 116 transition count 289
Iterating global reduction 2 with 5 rules applied. Total rules applied 224 place count 116 transition count 289
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 229 place count 111 transition count 279
Iterating global reduction 2 with 5 rules applied. Total rules applied 234 place count 111 transition count 279
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 239 place count 106 transition count 269
Iterating global reduction 2 with 5 rules applied. Total rules applied 244 place count 106 transition count 269
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 249 place count 101 transition count 259
Iterating global reduction 2 with 5 rules applied. Total rules applied 254 place count 101 transition count 259
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 2 with 6 rules applied. Total rules applied 260 place count 101 transition count 253
Applied a total of 260 rules in 118 ms. Remains 101 /222 variables (removed 121) and now considering 253/648 (removed 395) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 118 ms. Remains : 101/222 places, 253/648 transitions.
Normalized transition count is 159 out of 253 initially.
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:57:11] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1263 ms. (steps per millisecond=791 ) properties (out of 6) seen :35
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 567 ms. (steps per millisecond=1763 ) properties (out of 6) seen :1408
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 460 ms. (steps per millisecond=2173 ) properties (out of 6) seen :275
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 427 ms. (steps per millisecond=2341 ) properties (out of 6) seen :259
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 448 ms. (steps per millisecond=2232 ) properties (out of 6) seen :611
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 446 ms. (steps per millisecond=2242 ) properties (out of 6) seen :1203
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 426 ms. (steps per millisecond=2347 ) properties (out of 6) seen :1629
[2023-03-12 07:57:15] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:57:15] [INFO ] Computed 3 place invariants in 9 ms
[2023-03-12 07:57:15] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:16] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-12 07:57:16] [INFO ] State equation strengthened by 25 read => feed constraints.
[2023-03-12 07:57:16] [INFO ] [Real]Added 25 Read/Feed constraints in 7 ms returned sat
[2023-03-12 07:57:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:16] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2023-03-12 07:57:16] [INFO ] [Nat]Added 25 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:57:16] [INFO ] Deduced a trap composed of 21 places in 47 ms of which 0 ms to minimize.
[2023-03-12 07:57:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 57 ms
[2023-03-12 07:57:16] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 9 ms.
[2023-03-12 07:57:16] [INFO ] Deduced a trap composed of 22 places in 44 ms of which 0 ms to minimize.
[2023-03-12 07:57:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 57 ms
[2023-03-12 07:57:16] [INFO ] Added : 9 causal constraints over 3 iterations in 122 ms. Result :sat
Minimization took 14 ms.
[2023-03-12 07:57:16] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:16] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-12 07:57:16] [INFO ] [Real]Added 25 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:57:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:16] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-12 07:57:16] [INFO ] [Nat]Added 25 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:57:16] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 9 ms.
[2023-03-12 07:57:16] [INFO ] Added : 26 causal constraints over 6 iterations in 97 ms. Result :sat
Minimization took 20 ms.
[2023-03-12 07:57:16] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:16] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2023-03-12 07:57:16] [INFO ] [Real]Added 25 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:57:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:16] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2023-03-12 07:57:16] [INFO ] [Nat]Added 25 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:57:16] [INFO ] Deduced a trap composed of 33 places in 44 ms of which 1 ms to minimize.
[2023-03-12 07:57:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 62 ms
[2023-03-12 07:57:16] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 8 ms.
[2023-03-12 07:57:16] [INFO ] Added : 12 causal constraints over 4 iterations in 57 ms. Result :sat
Minimization took 15 ms.
[2023-03-12 07:57:16] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:16] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-12 07:57:16] [INFO ] [Real]Added 25 Read/Feed constraints in 6 ms returned sat
[2023-03-12 07:57:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:16] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-12 07:57:16] [INFO ] [Nat]Added 25 Read/Feed constraints in 6 ms returned sat
[2023-03-12 07:57:17] [INFO ] Deduced a trap composed of 29 places in 59 ms of which 1 ms to minimize.
[2023-03-12 07:57:17] [INFO ] Deduced a trap composed of 26 places in 50 ms of which 0 ms to minimize.
[2023-03-12 07:57:17] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 126 ms
[2023-03-12 07:57:17] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 8 ms.
[2023-03-12 07:57:17] [INFO ] Added : 19 causal constraints over 5 iterations in 76 ms. Result :sat
Minimization took 18 ms.
[2023-03-12 07:57:17] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:17] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2023-03-12 07:57:17] [INFO ] [Real]Added 25 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:57:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:17] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-12 07:57:17] [INFO ] [Nat]Added 25 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:57:17] [INFO ] Deduced a trap composed of 29 places in 48 ms of which 1 ms to minimize.
[2023-03-12 07:57:17] [INFO ] Deduced a trap composed of 26 places in 44 ms of which 1 ms to minimize.
[2023-03-12 07:57:17] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 0 ms to minimize.
[2023-03-12 07:57:17] [INFO ] Deduced a trap composed of 23 places in 43 ms of which 0 ms to minimize.
[2023-03-12 07:57:17] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 201 ms
[2023-03-12 07:57:17] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 8 ms.
[2023-03-12 07:57:17] [INFO ] Added : 13 causal constraints over 3 iterations in 50 ms. Result :sat
Minimization took 19 ms.
[2023-03-12 07:57:17] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:17] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-12 07:57:17] [INFO ] [Real]Added 25 Read/Feed constraints in 6 ms returned sat
[2023-03-12 07:57:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:17] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-12 07:57:17] [INFO ] [Nat]Added 25 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:57:17] [INFO ] Deduced a trap composed of 24 places in 59 ms of which 1 ms to minimize.
[2023-03-12 07:57:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 72 ms
[2023-03-12 07:57:17] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 10 ms.
[2023-03-12 07:57:17] [INFO ] Added : 8 causal constraints over 3 iterations in 45 ms. Result :sat
Minimization took 27 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, -1, -1] Max seen :[1386, 442, 6, 596, 757, 1348]
Support contains 6 out of 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 253/253 transitions.
Applied a total of 0 rules in 8 ms. Remains 101 /101 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 101/101 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 253/253 transitions.
Applied a total of 0 rules in 8 ms. Remains 101 /101 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-12 07:57:25] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
[2023-03-12 07:57:25] [INFO ] Invariant cache hit.
[2023-03-12 07:57:25] [INFO ] Implicit Places using invariants in 84 ms returned []
[2023-03-12 07:57:25] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
[2023-03-12 07:57:25] [INFO ] Invariant cache hit.
[2023-03-12 07:57:25] [INFO ] State equation strengthened by 25 read => feed constraints.
[2023-03-12 07:57:25] [INFO ] Implicit Places using invariants and state equation in 177 ms returned []
Implicit Place search using SMT with State Equation took 267 ms to find 0 implicit places.
[2023-03-12 07:57:25] [INFO ] Redundant transitions in 11 ms returned []
[2023-03-12 07:57:25] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
[2023-03-12 07:57:25] [INFO ] Invariant cache hit.
[2023-03-12 07:57:25] [INFO ] Dead Transitions using invariants and state equation in 89 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 389 ms. Remains : 101/101 places, 253/253 transitions.
Normalized transition count is 159 out of 253 initially.
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:57:25] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1209 ms. (steps per millisecond=827 ) properties (out of 6) seen :27
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 435 ms. (steps per millisecond=2298 ) properties (out of 6) seen :5
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 490 ms. (steps per millisecond=2040 ) properties (out of 6) seen :187
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 462 ms. (steps per millisecond=2164 ) properties (out of 6) seen :268
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 494 ms. (steps per millisecond=2024 ) properties (out of 6) seen :1301
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 460 ms. (steps per millisecond=2173 ) properties (out of 6) seen :1033
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 455 ms. (steps per millisecond=2197 ) properties (out of 6) seen :1531
[2023-03-12 07:57:29] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:57:29] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-12 07:57:29] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:29] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-12 07:57:29] [INFO ] State equation strengthened by 25 read => feed constraints.
[2023-03-12 07:57:29] [INFO ] [Real]Added 25 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:57:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:29] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-12 07:57:29] [INFO ] [Nat]Added 25 Read/Feed constraints in 2 ms returned sat
[2023-03-12 07:57:29] [INFO ] Deduced a trap composed of 21 places in 53 ms of which 1 ms to minimize.
[2023-03-12 07:57:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 63 ms
[2023-03-12 07:57:29] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 8 ms.
[2023-03-12 07:57:29] [INFO ] Deduced a trap composed of 22 places in 53 ms of which 1 ms to minimize.
[2023-03-12 07:57:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 65 ms
[2023-03-12 07:57:29] [INFO ] Added : 9 causal constraints over 3 iterations in 116 ms. Result :sat
Minimization took 15 ms.
[2023-03-12 07:57:29] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:29] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-12 07:57:29] [INFO ] [Real]Added 25 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:57:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:29] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-12 07:57:29] [INFO ] [Nat]Added 25 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:57:29] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 9 ms.
[2023-03-12 07:57:30] [INFO ] Added : 26 causal constraints over 6 iterations in 76 ms. Result :sat
Minimization took 19 ms.
[2023-03-12 07:57:30] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:30] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2023-03-12 07:57:30] [INFO ] [Real]Added 25 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:57:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:30] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-12 07:57:30] [INFO ] [Nat]Added 25 Read/Feed constraints in 5 ms returned sat
[2023-03-12 07:57:30] [INFO ] Deduced a trap composed of 33 places in 46 ms of which 0 ms to minimize.
[2023-03-12 07:57:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 58 ms
[2023-03-12 07:57:30] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 14 ms.
[2023-03-12 07:57:30] [INFO ] Added : 12 causal constraints over 4 iterations in 60 ms. Result :sat
Minimization took 18 ms.
[2023-03-12 07:57:30] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:30] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2023-03-12 07:57:30] [INFO ] [Real]Added 25 Read/Feed constraints in 6 ms returned sat
[2023-03-12 07:57:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:30] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-12 07:57:30] [INFO ] [Nat]Added 25 Read/Feed constraints in 7 ms returned sat
[2023-03-12 07:57:30] [INFO ] Deduced a trap composed of 29 places in 44 ms of which 0 ms to minimize.
[2023-03-12 07:57:30] [INFO ] Deduced a trap composed of 26 places in 45 ms of which 0 ms to minimize.
[2023-03-12 07:57:30] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 105 ms
[2023-03-12 07:57:30] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 8 ms.
[2023-03-12 07:57:30] [INFO ] Added : 19 causal constraints over 5 iterations in 71 ms. Result :sat
Minimization took 18 ms.
[2023-03-12 07:57:30] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:30] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-12 07:57:30] [INFO ] [Real]Added 25 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:57:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:30] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-12 07:57:30] [INFO ] [Nat]Added 25 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:57:30] [INFO ] Deduced a trap composed of 29 places in 47 ms of which 0 ms to minimize.
[2023-03-12 07:57:30] [INFO ] Deduced a trap composed of 26 places in 47 ms of which 1 ms to minimize.
[2023-03-12 07:57:30] [INFO ] Deduced a trap composed of 19 places in 47 ms of which 0 ms to minimize.
[2023-03-12 07:57:31] [INFO ] Deduced a trap composed of 23 places in 42 ms of which 0 ms to minimize.
[2023-03-12 07:57:31] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 211 ms
[2023-03-12 07:57:31] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 9 ms.
[2023-03-12 07:57:31] [INFO ] Added : 13 causal constraints over 3 iterations in 50 ms. Result :sat
Minimization took 15 ms.
[2023-03-12 07:57:31] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:31] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-12 07:57:31] [INFO ] [Real]Added 25 Read/Feed constraints in 5 ms returned sat
[2023-03-12 07:57:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:31] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2023-03-12 07:57:31] [INFO ] [Nat]Added 25 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:57:31] [INFO ] Deduced a trap composed of 24 places in 48 ms of which 0 ms to minimize.
[2023-03-12 07:57:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 60 ms
[2023-03-12 07:57:31] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 9 ms.
[2023-03-12 07:57:31] [INFO ] Added : 8 causal constraints over 3 iterations in 48 ms. Result :sat
Minimization took 12 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, -1, -1] Max seen :[1386, 5307, 6, 1010, 757, 1525]
Support contains 6 out of 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 253/253 transitions.
Applied a total of 0 rules in 12 ms. Remains 101 /101 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 101/101 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 253/253 transitions.
Applied a total of 0 rules in 7 ms. Remains 101 /101 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-12 07:57:52] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
[2023-03-12 07:57:52] [INFO ] Invariant cache hit.
[2023-03-12 07:57:52] [INFO ] Implicit Places using invariants in 66 ms returned []
[2023-03-12 07:57:52] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
[2023-03-12 07:57:52] [INFO ] Invariant cache hit.
[2023-03-12 07:57:52] [INFO ] State equation strengthened by 25 read => feed constraints.
[2023-03-12 07:57:52] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 186 ms to find 0 implicit places.
[2023-03-12 07:57:52] [INFO ] Redundant transitions in 17 ms returned []
[2023-03-12 07:57:52] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
[2023-03-12 07:57:52] [INFO ] Invariant cache hit.
[2023-03-12 07:57:52] [INFO ] Dead Transitions using invariants and state equation in 90 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 311 ms. Remains : 101/101 places, 253/253 transitions.
Normalized transition count is 159 out of 253 initially.
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:57:52] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000003 steps, including 2 resets, run finished after 1105 ms. (steps per millisecond=904 ) properties (out of 6) seen :12
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 448 ms. (steps per millisecond=2232 ) properties (out of 6) seen :794
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 441 ms. (steps per millisecond=2267 ) properties (out of 6) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 439 ms. (steps per millisecond=2277 ) properties (out of 6) seen :19
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 542 ms. (steps per millisecond=1845 ) properties (out of 6) seen :670
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 470 ms. (steps per millisecond=2127 ) properties (out of 6) seen :1044
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 468 ms. (steps per millisecond=2136 ) properties (out of 6) seen :1490
[2023-03-12 07:57:56] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:57:56] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 07:57:56] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:56] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-12 07:57:56] [INFO ] State equation strengthened by 25 read => feed constraints.
[2023-03-12 07:57:56] [INFO ] [Real]Added 25 Read/Feed constraints in 6 ms returned sat
[2023-03-12 07:57:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:56] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2023-03-12 07:57:56] [INFO ] [Nat]Added 25 Read/Feed constraints in 2 ms returned sat
[2023-03-12 07:57:56] [INFO ] Deduced a trap composed of 21 places in 58 ms of which 0 ms to minimize.
[2023-03-12 07:57:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 67 ms
[2023-03-12 07:57:56] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 8 ms.
[2023-03-12 07:57:56] [INFO ] Deduced a trap composed of 22 places in 55 ms of which 0 ms to minimize.
[2023-03-12 07:57:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 72 ms
[2023-03-12 07:57:56] [INFO ] Added : 9 causal constraints over 3 iterations in 124 ms. Result :sat
Minimization took 15 ms.
[2023-03-12 07:57:56] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:56] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-12 07:57:56] [INFO ] [Real]Added 25 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:57:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:56] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-12 07:57:56] [INFO ] [Nat]Added 25 Read/Feed constraints in 10 ms returned sat
[2023-03-12 07:57:56] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 11 ms.
[2023-03-12 07:57:56] [INFO ] Added : 26 causal constraints over 6 iterations in 78 ms. Result :sat
Minimization took 20 ms.
[2023-03-12 07:57:56] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:56] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-12 07:57:56] [INFO ] [Real]Added 25 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:57:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:57] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-12 07:57:57] [INFO ] [Nat]Added 25 Read/Feed constraints in 5 ms returned sat
[2023-03-12 07:57:57] [INFO ] Deduced a trap composed of 33 places in 51 ms of which 0 ms to minimize.
[2023-03-12 07:57:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 61 ms
[2023-03-12 07:57:57] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 11 ms.
[2023-03-12 07:57:57] [INFO ] Added : 12 causal constraints over 4 iterations in 52 ms. Result :sat
Minimization took 17 ms.
[2023-03-12 07:57:57] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:57] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-12 07:57:57] [INFO ] [Real]Added 25 Read/Feed constraints in 6 ms returned sat
[2023-03-12 07:57:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:57] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2023-03-12 07:57:57] [INFO ] [Nat]Added 25 Read/Feed constraints in 14 ms returned sat
[2023-03-12 07:57:57] [INFO ] Deduced a trap composed of 29 places in 60 ms of which 1 ms to minimize.
[2023-03-12 07:57:57] [INFO ] Deduced a trap composed of 26 places in 51 ms of which 0 ms to minimize.
[2023-03-12 07:57:57] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 135 ms
[2023-03-12 07:57:57] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 9 ms.
[2023-03-12 07:57:57] [INFO ] Added : 19 causal constraints over 5 iterations in 65 ms. Result :sat
Minimization took 18 ms.
[2023-03-12 07:57:57] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:57] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-12 07:57:57] [INFO ] [Real]Added 25 Read/Feed constraints in 5 ms returned sat
[2023-03-12 07:57:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:57] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-12 07:57:57] [INFO ] [Nat]Added 25 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:57:57] [INFO ] Deduced a trap composed of 29 places in 49 ms of which 1 ms to minimize.
[2023-03-12 07:57:57] [INFO ] Deduced a trap composed of 26 places in 46 ms of which 1 ms to minimize.
[2023-03-12 07:57:57] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 1 ms to minimize.
[2023-03-12 07:57:57] [INFO ] Deduced a trap composed of 23 places in 49 ms of which 0 ms to minimize.
[2023-03-12 07:57:57] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 216 ms
[2023-03-12 07:57:57] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 9 ms.
[2023-03-12 07:57:57] [INFO ] Added : 13 causal constraints over 3 iterations in 52 ms. Result :sat
Minimization took 21 ms.
[2023-03-12 07:57:58] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:57:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:58] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-12 07:57:58] [INFO ] [Real]Added 25 Read/Feed constraints in 6 ms returned sat
[2023-03-12 07:57:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:57:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:57:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:57:58] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2023-03-12 07:57:58] [INFO ] [Nat]Added 25 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:57:58] [INFO ] Deduced a trap composed of 24 places in 53 ms of which 1 ms to minimize.
[2023-03-12 07:57:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 68 ms
[2023-03-12 07:57:58] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 11 ms.
[2023-03-12 07:57:58] [INFO ] Added : 8 causal constraints over 3 iterations in 46 ms. Result :sat
Minimization took 15 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, -1, -1] Max seen :[1388, 8861, 6, 1010, 757, 1525]
Support contains 6 out of 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 253/253 transitions.
Applied a total of 0 rules in 8 ms. Remains 101 /101 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 101/101 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 253/253 transitions.
Applied a total of 0 rules in 6 ms. Remains 101 /101 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-12 07:58:27] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
[2023-03-12 07:58:27] [INFO ] Invariant cache hit.
[2023-03-12 07:58:27] [INFO ] Implicit Places using invariants in 71 ms returned []
[2023-03-12 07:58:28] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
[2023-03-12 07:58:28] [INFO ] Invariant cache hit.
[2023-03-12 07:58:28] [INFO ] State equation strengthened by 25 read => feed constraints.
[2023-03-12 07:58:28] [INFO ] Implicit Places using invariants and state equation in 130 ms returned []
Implicit Place search using SMT with State Equation took 228 ms to find 0 implicit places.
[2023-03-12 07:58:28] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 07:58:28] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
[2023-03-12 07:58:28] [INFO ] Invariant cache hit.
[2023-03-12 07:58:28] [INFO ] Dead Transitions using invariants and state equation in 97 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 340 ms. Remains : 101/101 places, 253/253 transitions.
Starting property specific reduction for FunctionPointer-PT-b004-UpperBounds-01
Normalized transition count is 159 out of 253 initially.
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:58:28] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :35
[2023-03-12 07:58:28] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:58:28] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-12 07:58:28] [INFO ] [Real]Absence check using 3 positive place invariants in 25 ms returned sat
[2023-03-12 07:58:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:58:28] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2023-03-12 07:58:28] [INFO ] State equation strengthened by 25 read => feed constraints.
[2023-03-12 07:58:28] [INFO ] [Real]Added 25 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:58:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:58:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:58:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:58:28] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2023-03-12 07:58:28] [INFO ] [Nat]Added 25 Read/Feed constraints in 2 ms returned sat
[2023-03-12 07:58:28] [INFO ] Deduced a trap composed of 21 places in 53 ms of which 1 ms to minimize.
[2023-03-12 07:58:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 62 ms
[2023-03-12 07:58:28] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 8 ms.
[2023-03-12 07:58:28] [INFO ] Deduced a trap composed of 22 places in 45 ms of which 0 ms to minimize.
[2023-03-12 07:58:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 56 ms
[2023-03-12 07:58:28] [INFO ] Added : 9 causal constraints over 3 iterations in 109 ms. Result :sat
Minimization took 15 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[35]
Support contains 1 out of 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 253/253 transitions.
Graph (complete) has 428 edges and 101 vertex of which 97 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 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 97 transition count 248
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 9 place count 94 transition count 242
Iterating global reduction 1 with 3 rules applied. Total rules applied 12 place count 94 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 14 place count 94 transition count 240
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 18 place count 90 transition count 230
Iterating global reduction 2 with 4 rules applied. Total rules applied 22 place count 90 transition count 230
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 26 place count 90 transition count 226
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 28 place count 88 transition count 222
Iterating global reduction 3 with 2 rules applied. Total rules applied 30 place count 88 transition count 222
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 32 place count 86 transition count 216
Iterating global reduction 3 with 2 rules applied. Total rules applied 34 place count 86 transition count 216
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 36 place count 84 transition count 212
Iterating global reduction 3 with 2 rules applied. Total rules applied 38 place count 84 transition count 212
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 40 place count 82 transition count 206
Iterating global reduction 3 with 2 rules applied. Total rules applied 42 place count 82 transition count 206
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 44 place count 80 transition count 202
Iterating global reduction 3 with 2 rules applied. Total rules applied 46 place count 80 transition count 202
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 48 place count 78 transition count 198
Iterating global reduction 3 with 2 rules applied. Total rules applied 50 place count 78 transition count 198
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 51 place count 77 transition count 196
Iterating global reduction 3 with 1 rules applied. Total rules applied 52 place count 77 transition count 196
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 53 place count 76 transition count 194
Iterating global reduction 3 with 1 rules applied. Total rules applied 54 place count 76 transition count 194
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 55 place count 75 transition count 192
Iterating global reduction 3 with 1 rules applied. Total rules applied 56 place count 75 transition count 192
Applied a total of 56 rules in 29 ms. Remains 75 /101 variables (removed 26) and now considering 192/253 (removed 61) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 75/101 places, 192/253 transitions.
Normalized transition count is 117 out of 192 initially.
// Phase 1: matrix 117 rows 75 cols
[2023-03-12 07:58:28] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 946 ms. (steps per millisecond=1057 ) properties (out of 1) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 415 ms. (steps per millisecond=2409 ) properties (out of 1) seen :769
[2023-03-12 07:58:30] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
// Phase 1: matrix 117 rows 75 cols
[2023-03-12 07:58:30] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-12 07:58:30] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:58:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:58:30] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-12 07:58:30] [INFO ] State equation strengthened by 17 read => feed constraints.
[2023-03-12 07:58:30] [INFO ] [Real]Added 17 Read/Feed constraints in 2 ms returned sat
[2023-03-12 07:58:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:58:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:58:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:58:30] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-12 07:58:30] [INFO ] [Nat]Added 17 Read/Feed constraints in 2 ms returned sat
[2023-03-12 07:58:30] [INFO ] Deduced a trap composed of 24 places in 39 ms of which 0 ms to minimize.
[2023-03-12 07:58:30] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 0 ms to minimize.
[2023-03-12 07:58:30] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 1 ms to minimize.
[2023-03-12 07:58:30] [INFO ] Deduced a trap composed of 16 places in 35 ms of which 0 ms to minimize.
[2023-03-12 07:58:30] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 163 ms
[2023-03-12 07:58:30] [INFO ] Computed and/alt/rep : 60/196/52 causal constraints (skipped 63 transitions) in 6 ms.
[2023-03-12 07:58:30] [INFO ] Added : 6 causal constraints over 3 iterations in 34 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[769]
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 3 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 4 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 07:58:31] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2023-03-12 07:58:31] [INFO ] Invariant cache hit.
[2023-03-12 07:58:31] [INFO ] Implicit Places using invariants in 66 ms returned []
[2023-03-12 07:58:31] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2023-03-12 07:58:31] [INFO ] Invariant cache hit.
[2023-03-12 07:58:31] [INFO ] State equation strengthened by 17 read => feed constraints.
[2023-03-12 07:58:31] [INFO ] Implicit Places using invariants and state equation in 104 ms returned []
Implicit Place search using SMT with State Equation took 172 ms to find 0 implicit places.
[2023-03-12 07:58:31] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 07:58:31] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2023-03-12 07:58:31] [INFO ] Invariant cache hit.
[2023-03-12 07:58:31] [INFO ] Dead Transitions using invariants and state equation in 74 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 258 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 07:58:31] [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 1000000 steps, including 2 resets, run finished after 421 ms. (steps per millisecond=2375 ) properties (out of 1) seen :0
[2023-03-12 07:58:32] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
// Phase 1: matrix 117 rows 75 cols
[2023-03-12 07:58:32] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 07:58:32] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:58:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:58:32] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-12 07:58:32] [INFO ] State equation strengthened by 17 read => feed constraints.
[2023-03-12 07:58:32] [INFO ] [Real]Added 17 Read/Feed constraints in 2 ms returned sat
[2023-03-12 07:58:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:58:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:58:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:58:32] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2023-03-12 07:58:32] [INFO ] [Nat]Added 17 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:58:32] [INFO ] Deduced a trap composed of 24 places in 48 ms of which 1 ms to minimize.
[2023-03-12 07:58:32] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 0 ms to minimize.
[2023-03-12 07:58:32] [INFO ] Deduced a trap composed of 17 places in 34 ms of which 0 ms to minimize.
[2023-03-12 07:58:32] [INFO ] Deduced a trap composed of 16 places in 34 ms of which 0 ms to minimize.
[2023-03-12 07:58:32] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 170 ms
[2023-03-12 07:58:32] [INFO ] Computed and/alt/rep : 60/196/52 causal constraints (skipped 63 transitions) in 5 ms.
[2023-03-12 07:58:32] [INFO ] Added : 6 causal constraints over 3 iterations in 30 ms. Result :sat
Minimization took 19 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[769]
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 3 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 3 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 2 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2023-03-12 07:58:33] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2023-03-12 07:58:33] [INFO ] Invariant cache hit.
[2023-03-12 07:58:33] [INFO ] Implicit Places using invariants in 58 ms returned []
[2023-03-12 07:58:33] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2023-03-12 07:58:33] [INFO ] Invariant cache hit.
[2023-03-12 07:58:33] [INFO ] State equation strengthened by 17 read => feed constraints.
[2023-03-12 07:58:33] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 165 ms to find 0 implicit places.
[2023-03-12 07:58:33] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 07:58:33] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2023-03-12 07:58:33] [INFO ] Invariant cache hit.
[2023-03-12 07:58:33] [INFO ] Dead Transitions using invariants and state equation in 70 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 250 ms. Remains : 75/75 places, 192/192 transitions.
Ending property specific reduction for FunctionPointer-PT-b004-UpperBounds-01 in 5628 ms.
Starting property specific reduction for FunctionPointer-PT-b004-UpperBounds-02
Normalized transition count is 159 out of 253 initially.
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:58:33] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 10001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :2
[2023-03-12 07:58:33] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:58:33] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 07:58:33] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:58:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:58:33] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-12 07:58:33] [INFO ] State equation strengthened by 25 read => feed constraints.
[2023-03-12 07:58:33] [INFO ] [Real]Added 25 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:58:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:58:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:58:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:58:34] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-12 07:58:34] [INFO ] [Nat]Added 25 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:58:34] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 8 ms.
[2023-03-12 07:58:34] [INFO ] Added : 27 causal constraints over 6 iterations in 72 ms. Result :sat
Minimization took 18 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2]
Support contains 1 out of 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 253/253 transitions.
Graph (complete) has 428 edges and 101 vertex of which 98 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 98 transition count 248
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 9 place count 95 transition count 242
Iterating global reduction 1 with 3 rules applied. Total rules applied 12 place count 95 transition count 242
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 16 place count 95 transition count 238
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 19 place count 92 transition count 230
Iterating global reduction 2 with 3 rules applied. Total rules applied 22 place count 92 transition count 230
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 26 place count 92 transition count 226
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 27 place count 91 transition count 224
Iterating global reduction 3 with 1 rules applied. Total rules applied 28 place count 91 transition count 224
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 29 place count 90 transition count 222
Iterating global reduction 3 with 1 rules applied. Total rules applied 30 place count 90 transition count 222
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 31 place count 89 transition count 220
Iterating global reduction 3 with 1 rules applied. Total rules applied 32 place count 89 transition count 220
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 33 place count 88 transition count 218
Iterating global reduction 3 with 1 rules applied. Total rules applied 34 place count 88 transition count 218
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 35 place count 87 transition count 216
Iterating global reduction 3 with 1 rules applied. Total rules applied 36 place count 87 transition count 216
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 37 place count 86 transition count 214
Iterating global reduction 3 with 1 rules applied. Total rules applied 38 place count 86 transition count 214
Applied a total of 38 rules in 18 ms. Remains 86 /101 variables (removed 15) and now considering 214/253 (removed 39) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 86/101 places, 214/253 transitions.
Normalized transition count is 133 out of 214 initially.
// Phase 1: matrix 133 rows 86 cols
[2023-03-12 07:58:34] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 946 ms. (steps per millisecond=1057 ) properties (out of 1) seen :7830
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 431 ms. (steps per millisecond=2320 ) properties (out of 1) seen :231
[2023-03-12 07:58:35] [INFO ] Flow matrix only has 133 transitions (discarded 81 similar events)
// Phase 1: matrix 133 rows 86 cols
[2023-03-12 07:58:35] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-12 07:58:35] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:58:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:58:35] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-12 07:58:35] [INFO ] State equation strengthened by 19 read => feed constraints.
[2023-03-12 07:58:35] [INFO ] [Real]Added 19 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:58:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:58:35] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:58:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:58:35] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2023-03-12 07:58:35] [INFO ] [Nat]Added 19 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:58:35] [INFO ] Deduced a trap composed of 21 places in 51 ms of which 0 ms to minimize.
[2023-03-12 07:58:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 59 ms
[2023-03-12 07:58:35] [INFO ] Computed and/alt/rep : 63/212/57 causal constraints (skipped 74 transitions) in 7 ms.
[2023-03-12 07:58:35] [INFO ] Added : 14 causal constraints over 4 iterations in 44 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[7830]
Support contains 1 out of 86 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 214/214 transitions.
Applied a total of 0 rules in 5 ms. Remains 86 /86 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 86/86 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 86 /86 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2023-03-12 07:58:52] [INFO ] Flow matrix only has 133 transitions (discarded 81 similar events)
[2023-03-12 07:58:52] [INFO ] Invariant cache hit.
[2023-03-12 07:58:52] [INFO ] Implicit Places using invariants in 62 ms returned []
[2023-03-12 07:58:52] [INFO ] Flow matrix only has 133 transitions (discarded 81 similar events)
[2023-03-12 07:58:52] [INFO ] Invariant cache hit.
[2023-03-12 07:58:52] [INFO ] State equation strengthened by 19 read => feed constraints.
[2023-03-12 07:58:52] [INFO ] Implicit Places using invariants and state equation in 114 ms returned []
Implicit Place search using SMT with State Equation took 178 ms to find 0 implicit places.
[2023-03-12 07:58:52] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 07:58:52] [INFO ] Flow matrix only has 133 transitions (discarded 81 similar events)
[2023-03-12 07:58:52] [INFO ] Invariant cache hit.
[2023-03-12 07:58:52] [INFO ] Dead Transitions using invariants and state equation in 79 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 267 ms. Remains : 86/86 places, 214/214 transitions.
Normalized transition count is 133 out of 214 initially.
// Phase 1: matrix 133 rows 86 cols
[2023-03-12 07:58:52] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1013 ms. (steps per millisecond=987 ) properties (out of 1) seen :7904
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 420 ms. (steps per millisecond=2380 ) properties (out of 1) seen :0
[2023-03-12 07:58:53] [INFO ] Flow matrix only has 133 transitions (discarded 81 similar events)
// Phase 1: matrix 133 rows 86 cols
[2023-03-12 07:58:53] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 07:58:53] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:58:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:58:53] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2023-03-12 07:58:53] [INFO ] State equation strengthened by 19 read => feed constraints.
[2023-03-12 07:58:53] [INFO ] [Real]Added 19 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:58:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:58:53] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:58:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:58:53] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-12 07:58:53] [INFO ] [Nat]Added 19 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:58:53] [INFO ] Deduced a trap composed of 21 places in 41 ms of which 0 ms to minimize.
[2023-03-12 07:58:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 50 ms
[2023-03-12 07:58:53] [INFO ] Computed and/alt/rep : 63/212/57 causal constraints (skipped 74 transitions) in 7 ms.
[2023-03-12 07:58:54] [INFO ] Added : 14 causal constraints over 4 iterations in 44 ms. Result :sat
Minimization took 15 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[7904]
Support contains 1 out of 86 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 214/214 transitions.
Applied a total of 0 rules in 4 ms. Remains 86 /86 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 86/86 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 86 /86 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2023-03-12 07:59:09] [INFO ] Flow matrix only has 133 transitions (discarded 81 similar events)
[2023-03-12 07:59:09] [INFO ] Invariant cache hit.
[2023-03-12 07:59:09] [INFO ] Implicit Places using invariants in 59 ms returned []
[2023-03-12 07:59:09] [INFO ] Flow matrix only has 133 transitions (discarded 81 similar events)
[2023-03-12 07:59:09] [INFO ] Invariant cache hit.
[2023-03-12 07:59:09] [INFO ] State equation strengthened by 19 read => feed constraints.
[2023-03-12 07:59:09] [INFO ] Implicit Places using invariants and state equation in 126 ms returned []
Implicit Place search using SMT with State Equation took 202 ms to find 0 implicit places.
[2023-03-12 07:59:09] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 07:59:09] [INFO ] Flow matrix only has 133 transitions (discarded 81 similar events)
[2023-03-12 07:59:09] [INFO ] Invariant cache hit.
[2023-03-12 07:59:09] [INFO ] Dead Transitions using invariants and state equation in 90 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 315 ms. Remains : 86/86 places, 214/214 transitions.
Normalized transition count is 133 out of 214 initially.
// Phase 1: matrix 133 rows 86 cols
[2023-03-12 07:59:09] [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 :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 440 ms. (steps per millisecond=2272 ) properties (out of 1) seen :233
[2023-03-12 07:59:11] [INFO ] Flow matrix only has 133 transitions (discarded 81 similar events)
// Phase 1: matrix 133 rows 86 cols
[2023-03-12 07:59:11] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-12 07:59:11] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:59:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:11] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-12 07:59:11] [INFO ] State equation strengthened by 19 read => feed constraints.
[2023-03-12 07:59:11] [INFO ] [Real]Added 19 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:59:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:59:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:59:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:11] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2023-03-12 07:59:11] [INFO ] [Nat]Added 19 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:59:11] [INFO ] Deduced a trap composed of 21 places in 39 ms of which 0 ms to minimize.
[2023-03-12 07:59:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 45 ms
[2023-03-12 07:59:11] [INFO ] Computed and/alt/rep : 63/212/57 causal constraints (skipped 74 transitions) in 7 ms.
[2023-03-12 07:59:11] [INFO ] Added : 14 causal constraints over 4 iterations in 43 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[7904]
Support contains 1 out of 86 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 86 /86 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 86/86 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 214/214 transitions.
Applied a total of 0 rules in 3 ms. Remains 86 /86 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2023-03-12 07:59:27] [INFO ] Flow matrix only has 133 transitions (discarded 81 similar events)
[2023-03-12 07:59:27] [INFO ] Invariant cache hit.
[2023-03-12 07:59:27] [INFO ] Implicit Places using invariants in 59 ms returned []
[2023-03-12 07:59:27] [INFO ] Flow matrix only has 133 transitions (discarded 81 similar events)
[2023-03-12 07:59:27] [INFO ] Invariant cache hit.
[2023-03-12 07:59:27] [INFO ] State equation strengthened by 19 read => feed constraints.
[2023-03-12 07:59:27] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 176 ms to find 0 implicit places.
[2023-03-12 07:59:27] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 07:59:27] [INFO ] Flow matrix only has 133 transitions (discarded 81 similar events)
[2023-03-12 07:59:27] [INFO ] Invariant cache hit.
[2023-03-12 07:59:27] [INFO ] Dead Transitions using invariants and state equation in 74 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 259 ms. Remains : 86/86 places, 214/214 transitions.
Ending property specific reduction for FunctionPointer-PT-b004-UpperBounds-02 in 54024 ms.
Starting property specific reduction for FunctionPointer-PT-b004-UpperBounds-03
Normalized transition count is 159 out of 253 initially.
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:59:27] [INFO ] Computed 3 place invariants in 0 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 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :1
[2023-03-12 07:59:27] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:59:27] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 07:59:27] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:27] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-12 07:59:27] [INFO ] State equation strengthened by 25 read => feed constraints.
[2023-03-12 07:59:27] [INFO ] [Real]Added 25 Read/Feed constraints in 2 ms returned sat
[2023-03-12 07:59:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:59:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:28] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2023-03-12 07:59:28] [INFO ] [Nat]Added 25 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:59:28] [INFO ] Deduced a trap composed of 24 places in 51 ms of which 0 ms to minimize.
[2023-03-12 07:59:28] [INFO ] Deduced a trap composed of 23 places in 41 ms of which 0 ms to minimize.
[2023-03-12 07:59:28] [INFO ] Deduced a trap composed of 31 places in 46 ms of which 1 ms to minimize.
[2023-03-12 07:59:28] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 162 ms
[2023-03-12 07:59:28] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 9 ms.
[2023-03-12 07:59:28] [INFO ] Added : 5 causal constraints over 2 iterations in 39 ms. Result :sat
Minimization took 18 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[1]
Support contains 1 out of 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 253/253 transitions.
Graph (complete) has 428 edges and 101 vertex of which 100 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 5 place count 96 transition count 245
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 96 transition count 245
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 13 place count 96 transition count 241
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 17 place count 92 transition count 231
Iterating global reduction 1 with 4 rules applied. Total rules applied 21 place count 92 transition count 231
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 25 place count 92 transition count 227
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 27 place count 90 transition count 223
Iterating global reduction 2 with 2 rules applied. Total rules applied 29 place count 90 transition count 223
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 31 place count 88 transition count 217
Iterating global reduction 2 with 2 rules applied. Total rules applied 33 place count 88 transition count 217
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 35 place count 86 transition count 213
Iterating global reduction 2 with 2 rules applied. Total rules applied 37 place count 86 transition count 213
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 39 place count 84 transition count 207
Iterating global reduction 2 with 2 rules applied. Total rules applied 41 place count 84 transition count 207
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 43 place count 82 transition count 203
Iterating global reduction 2 with 2 rules applied. Total rules applied 45 place count 82 transition count 203
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 47 place count 80 transition count 199
Iterating global reduction 2 with 2 rules applied. Total rules applied 49 place count 80 transition count 199
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 50 place count 79 transition count 197
Iterating global reduction 2 with 1 rules applied. Total rules applied 51 place count 79 transition count 197
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 52 place count 78 transition count 195
Iterating global reduction 2 with 1 rules applied. Total rules applied 53 place count 78 transition count 195
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 54 place count 77 transition count 193
Iterating global reduction 2 with 1 rules applied. Total rules applied 55 place count 77 transition count 193
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 56 place count 76 transition count 191
Iterating global reduction 2 with 1 rules applied. Total rules applied 57 place count 76 transition count 191
Applied a total of 57 rules in 23 ms. Remains 76 /101 variables (removed 25) and now considering 191/253 (removed 62) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 76/101 places, 191/253 transitions.
Normalized transition count is 117 out of 191 initially.
// Phase 1: matrix 117 rows 76 cols
[2023-03-12 07:59:28] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 876 ms. (steps per millisecond=1141 ) properties (out of 1) seen :3
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 394 ms. (steps per millisecond=2538 ) properties (out of 1) seen :1
[2023-03-12 07:59:29] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
// Phase 1: matrix 117 rows 76 cols
[2023-03-12 07:59:29] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 07:59:29] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:29] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2023-03-12 07:59:29] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 07:59:29] [INFO ] [Real]Added 18 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:59:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:59:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:29] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2023-03-12 07:59:29] [INFO ] [Nat]Added 18 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:59:29] [INFO ] Deduced a trap composed of 13 places in 42 ms of which 0 ms to minimize.
[2023-03-12 07:59:29] [INFO ] Deduced a trap composed of 18 places in 41 ms of which 1 ms to minimize.
[2023-03-12 07:59:29] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 96 ms
[2023-03-12 07:59:29] [INFO ] Computed and/alt/rep : 61/197/52 causal constraints (skipped 63 transitions) in 6 ms.
[2023-03-12 07:59:29] [INFO ] Added : 6 causal constraints over 2 iterations in 25 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[4]
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 2 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 07:59:29] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2023-03-12 07:59:29] [INFO ] Invariant cache hit.
[2023-03-12 07:59:29] [INFO ] Implicit Places using invariants in 52 ms returned []
[2023-03-12 07:59:29] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2023-03-12 07:59:29] [INFO ] Invariant cache hit.
[2023-03-12 07:59:29] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 07:59:29] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
[2023-03-12 07:59:30] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 07:59:30] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2023-03-12 07:59:30] [INFO ] Invariant cache hit.
[2023-03-12 07:59:30] [INFO ] Dead Transitions using invariants and state equation in 69 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 07:59:30] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000001 steps, including 2 resets, run finished after 929 ms. (steps per millisecond=1076 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 400 ms. (steps per millisecond=2500 ) properties (out of 1) seen :2
[2023-03-12 07:59:31] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
// Phase 1: matrix 117 rows 76 cols
[2023-03-12 07:59:31] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-12 07:59:31] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:59:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:31] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-12 07:59:31] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 07:59:31] [INFO ] [Real]Added 18 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:59:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:59:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:31] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-12 07:59:31] [INFO ] [Nat]Added 18 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:59:31] [INFO ] Deduced a trap composed of 22 places in 40 ms of which 0 ms to minimize.
[2023-03-12 07:59:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 47 ms
[2023-03-12 07:59:31] [INFO ] Computed and/alt/rep : 61/197/52 causal constraints (skipped 63 transitions) in 6 ms.
[2023-03-12 07:59:31] [INFO ] Added : 6 causal constraints over 2 iterations in 23 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[5]
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 07:59:31] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2023-03-12 07:59:31] [INFO ] Invariant cache hit.
[2023-03-12 07:59:31] [INFO ] Implicit Places using invariants in 52 ms returned []
[2023-03-12 07:59:31] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2023-03-12 07:59:31] [INFO ] Invariant cache hit.
[2023-03-12 07:59:31] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 07:59:31] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 145 ms to find 0 implicit places.
[2023-03-12 07:59:31] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 07:59:31] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2023-03-12 07:59:31] [INFO ] Invariant cache hit.
[2023-03-12 07:59:31] [INFO ] Dead Transitions using invariants and state equation in 67 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 220 ms. Remains : 76/76 places, 191/191 transitions.
Ending property specific reduction for FunctionPointer-PT-b004-UpperBounds-03 in 3936 ms.
Starting property specific reduction for FunctionPointer-PT-b004-UpperBounds-10
Normalized transition count is 159 out of 253 initially.
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:59:31] [INFO ] Computed 3 place invariants in 0 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 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :5
[2023-03-12 07:59:31] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:59:31] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 07:59:31] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:31] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-12 07:59:31] [INFO ] State equation strengthened by 25 read => feed constraints.
[2023-03-12 07:59:31] [INFO ] [Real]Added 25 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:59:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:59:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:31] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-12 07:59:31] [INFO ] [Nat]Added 25 Read/Feed constraints in 6 ms returned sat
[2023-03-12 07:59:32] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 0 ms to minimize.
[2023-03-12 07:59:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 60 ms
[2023-03-12 07:59:32] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 8 ms.
[2023-03-12 07:59:32] [INFO ] Added : 20 causal constraints over 5 iterations in 66 ms. Result :sat
Minimization took 20 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[5]
Support contains 1 out of 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 253/253 transitions.
Graph (complete) has 428 edges and 101 vertex of which 97 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 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 97 transition count 248
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 9 place count 94 transition count 242
Iterating global reduction 1 with 3 rules applied. Total rules applied 12 place count 94 transition count 242
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 16 place count 94 transition count 238
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 19 place count 91 transition count 232
Iterating global reduction 2 with 3 rules applied. Total rules applied 22 place count 91 transition count 232
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 26 place count 91 transition count 228
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 27 place count 90 transition count 226
Iterating global reduction 3 with 1 rules applied. Total rules applied 28 place count 90 transition count 226
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 29 place count 89 transition count 222
Iterating global reduction 3 with 1 rules applied. Total rules applied 30 place count 89 transition count 222
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 31 place count 88 transition count 220
Iterating global reduction 3 with 1 rules applied. Total rules applied 32 place count 88 transition count 220
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 33 place count 87 transition count 216
Iterating global reduction 3 with 1 rules applied. Total rules applied 34 place count 87 transition count 216
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 35 place count 86 transition count 214
Iterating global reduction 3 with 1 rules applied. Total rules applied 36 place count 86 transition count 214
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 37 place count 85 transition count 212
Iterating global reduction 3 with 1 rules applied. Total rules applied 38 place count 85 transition count 212
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 39 place count 84 transition count 210
Iterating global reduction 3 with 1 rules applied. Total rules applied 40 place count 84 transition count 210
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 41 place count 83 transition count 208
Iterating global reduction 3 with 1 rules applied. Total rules applied 42 place count 83 transition count 208
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 43 place count 82 transition count 206
Iterating global reduction 3 with 1 rules applied. Total rules applied 44 place count 82 transition count 206
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 45 place count 81 transition count 204
Iterating global reduction 3 with 1 rules applied. Total rules applied 46 place count 81 transition count 204
Applied a total of 46 rules in 17 ms. Remains 81 /101 variables (removed 20) and now considering 204/253 (removed 49) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 81/101 places, 204/253 transitions.
Normalized transition count is 125 out of 204 initially.
// Phase 1: matrix 125 rows 81 cols
[2023-03-12 07:59:32] [INFO ] Computed 3 place invariants in 2 ms
Incomplete random walk after 1000005 steps, including 2 resets, run finished after 945 ms. (steps per millisecond=1058 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 436 ms. (steps per millisecond=2293 ) properties (out of 1) seen :596
[2023-03-12 07:59:33] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
// Phase 1: matrix 125 rows 81 cols
[2023-03-12 07:59:33] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 07:59:33] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:59:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:33] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2023-03-12 07:59:33] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 07:59:33] [INFO ] [Real]Added 18 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:59:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:59:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:33] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2023-03-12 07:59:33] [INFO ] [Nat]Added 18 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:59:33] [INFO ] Deduced a trap composed of 15 places in 37 ms of which 0 ms to minimize.
[2023-03-12 07:59:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 45 ms
[2023-03-12 07:59:33] [INFO ] Computed and/alt/rep : 59/193/53 causal constraints (skipped 70 transitions) in 6 ms.
[2023-03-12 07:59:33] [INFO ] Added : 25 causal constraints over 7 iterations in 63 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[596]
Support contains 1 out of 81 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 204/204 transitions.
Applied a total of 0 rules in 3 ms. Remains 81 /81 variables (removed 0) and now considering 204/204 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 81/81 places, 204/204 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 204/204 transitions.
Applied a total of 0 rules in 2 ms. Remains 81 /81 variables (removed 0) and now considering 204/204 (removed 0) transitions.
[2023-03-12 07:59:34] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2023-03-12 07:59:34] [INFO ] Invariant cache hit.
[2023-03-12 07:59:34] [INFO ] Implicit Places using invariants in 58 ms returned []
[2023-03-12 07:59:34] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2023-03-12 07:59:34] [INFO ] Invariant cache hit.
[2023-03-12 07:59:34] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 07:59:34] [INFO ] Implicit Places using invariants and state equation in 111 ms returned []
Implicit Place search using SMT with State Equation took 169 ms to find 0 implicit places.
[2023-03-12 07:59:34] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 07:59:34] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2023-03-12 07:59:34] [INFO ] Invariant cache hit.
[2023-03-12 07:59:35] [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 : 81/81 places, 204/204 transitions.
Normalized transition count is 125 out of 204 initially.
// Phase 1: matrix 125 rows 81 cols
[2023-03-12 07:59:35] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 943 ms. (steps per millisecond=1060 ) properties (out of 1) seen :17
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 414 ms. (steps per millisecond=2415 ) properties (out of 1) seen :0
[2023-03-12 07:59:36] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
// Phase 1: matrix 125 rows 81 cols
[2023-03-12 07:59:36] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-12 07:59:36] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:59:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:36] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-12 07:59:36] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 07:59:36] [INFO ] [Real]Added 18 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:59:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:59:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:36] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2023-03-12 07:59:36] [INFO ] [Nat]Added 18 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:59:36] [INFO ] Deduced a trap composed of 15 places in 45 ms of which 0 ms to minimize.
[2023-03-12 07:59:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 56 ms
[2023-03-12 07:59:36] [INFO ] Computed and/alt/rep : 59/193/53 causal constraints (skipped 70 transitions) in 6 ms.
[2023-03-12 07:59:36] [INFO ] Added : 25 causal constraints over 7 iterations in 63 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[596]
Support contains 1 out of 81 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 204/204 transitions.
Applied a total of 0 rules in 2 ms. Remains 81 /81 variables (removed 0) and now considering 204/204 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 81/81 places, 204/204 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 204/204 transitions.
Applied a total of 0 rules in 2 ms. Remains 81 /81 variables (removed 0) and now considering 204/204 (removed 0) transitions.
[2023-03-12 07:59:37] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2023-03-12 07:59:37] [INFO ] Invariant cache hit.
[2023-03-12 07:59:37] [INFO ] Implicit Places using invariants in 63 ms returned []
[2023-03-12 07:59:37] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2023-03-12 07:59:37] [INFO ] Invariant cache hit.
[2023-03-12 07:59:37] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-12 07:59:37] [INFO ] Implicit Places using invariants and state equation in 109 ms returned []
Implicit Place search using SMT with State Equation took 188 ms to find 0 implicit places.
[2023-03-12 07:59:37] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 07:59:37] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2023-03-12 07:59:37] [INFO ] Invariant cache hit.
[2023-03-12 07:59:37] [INFO ] Dead Transitions using invariants and state equation in 94 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 290 ms. Remains : 81/81 places, 204/204 transitions.
Ending property specific reduction for FunctionPointer-PT-b004-UpperBounds-10 in 6069 ms.
Starting property specific reduction for FunctionPointer-PT-b004-UpperBounds-12
Normalized transition count is 159 out of 253 initially.
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:59:37] [INFO ] Computed 3 place invariants in 3 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :7
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :5
[2023-03-12 07:59:37] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:59:37] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 07:59:37] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:59:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:37] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-12 07:59:37] [INFO ] State equation strengthened by 25 read => feed constraints.
[2023-03-12 07:59:37] [INFO ] [Real]Added 25 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:59:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:59:38] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:38] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-12 07:59:38] [INFO ] [Nat]Added 25 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:59:38] [INFO ] Deduced a trap composed of 29 places in 54 ms of which 0 ms to minimize.
[2023-03-12 07:59:38] [INFO ] Deduced a trap composed of 26 places in 42 ms of which 0 ms to minimize.
[2023-03-12 07:59:38] [INFO ] Deduced a trap composed of 19 places in 43 ms of which 0 ms to minimize.
[2023-03-12 07:59:38] [INFO ] Deduced a trap composed of 23 places in 43 ms of which 0 ms to minimize.
[2023-03-12 07:59:38] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 210 ms
[2023-03-12 07:59:38] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 8 ms.
[2023-03-12 07:59:38] [INFO ] Added : 13 causal constraints over 3 iterations in 51 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[7]
Support contains 1 out of 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 253/253 transitions.
Graph (complete) has 428 edges and 101 vertex of which 97 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.0 ms
Discarding 4 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 97 transition count 248
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 9 place count 94 transition count 242
Iterating global reduction 1 with 3 rules applied. Total rules applied 12 place count 94 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 14 place count 94 transition count 240
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 16 place count 92 transition count 234
Iterating global reduction 2 with 2 rules applied. Total rules applied 18 place count 92 transition count 234
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 20 place count 90 transition count 230
Iterating global reduction 2 with 2 rules applied. Total rules applied 22 place count 90 transition count 230
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 24 place count 88 transition count 224
Iterating global reduction 2 with 2 rules applied. Total rules applied 26 place count 88 transition count 224
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 28 place count 86 transition count 220
Iterating global reduction 2 with 2 rules applied. Total rules applied 30 place count 86 transition count 220
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 32 place count 84 transition count 214
Iterating global reduction 2 with 2 rules applied. Total rules applied 34 place count 84 transition count 214
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 36 place count 82 transition count 210
Iterating global reduction 2 with 2 rules applied. Total rules applied 38 place count 82 transition count 210
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 40 place count 80 transition count 206
Iterating global reduction 2 with 2 rules applied. Total rules applied 42 place count 80 transition count 206
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 43 place count 79 transition count 204
Iterating global reduction 2 with 1 rules applied. Total rules applied 44 place count 79 transition count 204
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 45 place count 78 transition count 202
Iterating global reduction 2 with 1 rules applied. Total rules applied 46 place count 78 transition count 202
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 47 place count 77 transition count 200
Iterating global reduction 2 with 1 rules applied. Total rules applied 48 place count 77 transition count 200
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 49 place count 76 transition count 198
Iterating global reduction 2 with 1 rules applied. Total rules applied 50 place count 76 transition count 198
Applied a total of 50 rules in 16 ms. Remains 76 /101 variables (removed 25) and now considering 198/253 (removed 55) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 76/101 places, 198/253 transitions.
Normalized transition count is 118 out of 198 initially.
// Phase 1: matrix 118 rows 76 cols
[2023-03-12 07:59:38] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 988 ms. (steps per millisecond=1012 ) properties (out of 1) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 410 ms. (steps per millisecond=2439 ) properties (out of 1) seen :713
[2023-03-12 07:59:39] [INFO ] Flow matrix only has 118 transitions (discarded 80 similar events)
// Phase 1: matrix 118 rows 76 cols
[2023-03-12 07:59:39] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 07:59:39] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:39] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-12 07:59:39] [INFO ] State equation strengthened by 15 read => feed constraints.
[2023-03-12 07:59:39] [INFO ] [Real]Added 15 Read/Feed constraints in 2 ms returned sat
[2023-03-12 07:59:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:59:39] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:39] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-12 07:59:39] [INFO ] [Nat]Added 15 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:59:39] [INFO ] Deduced a trap composed of 23 places in 41 ms of which 0 ms to minimize.
[2023-03-12 07:59:39] [INFO ] Deduced a trap composed of 28 places in 35 ms of which 0 ms to minimize.
[2023-03-12 07:59:39] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 89 ms
[2023-03-12 07:59:40] [INFO ] Computed and/alt/rep : 60/163/51 causal constraints (skipped 65 transitions) in 6 ms.
[2023-03-12 07:59:40] [INFO ] Added : 19 causal constraints over 4 iterations in 42 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[713]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 198/198 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 198/198 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 76/76 places, 198/198 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 198/198 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 198/198 (removed 0) transitions.
[2023-03-12 07:59:41] [INFO ] Flow matrix only has 118 transitions (discarded 80 similar events)
[2023-03-12 07:59:41] [INFO ] Invariant cache hit.
[2023-03-12 07:59:41] [INFO ] Implicit Places using invariants in 56 ms returned []
[2023-03-12 07:59:41] [INFO ] Flow matrix only has 118 transitions (discarded 80 similar events)
[2023-03-12 07:59:41] [INFO ] Invariant cache hit.
[2023-03-12 07:59:41] [INFO ] State equation strengthened by 15 read => feed constraints.
[2023-03-12 07:59:41] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
[2023-03-12 07:59:41] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 07:59:41] [INFO ] Flow matrix only has 118 transitions (discarded 80 similar events)
[2023-03-12 07:59:41] [INFO ] Invariant cache hit.
[2023-03-12 07:59:41] [INFO ] Dead Transitions using invariants and state equation in 71 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 233 ms. Remains : 76/76 places, 198/198 transitions.
Normalized transition count is 118 out of 198 initially.
// Phase 1: matrix 118 rows 76 cols
[2023-03-12 07:59:41] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 949 ms. (steps per millisecond=1053 ) properties (out of 1) seen :18
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 407 ms. (steps per millisecond=2457 ) properties (out of 1) seen :782
[2023-03-12 07:59:43] [INFO ] Flow matrix only has 118 transitions (discarded 80 similar events)
// Phase 1: matrix 118 rows 76 cols
[2023-03-12 07:59:43] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 07:59:43] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:43] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-12 07:59:43] [INFO ] State equation strengthened by 15 read => feed constraints.
[2023-03-12 07:59:43] [INFO ] [Real]Added 15 Read/Feed constraints in 2 ms returned sat
[2023-03-12 07:59:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:59:43] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:43] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-12 07:59:43] [INFO ] [Nat]Added 15 Read/Feed constraints in 2 ms returned sat
[2023-03-12 07:59:43] [INFO ] Deduced a trap composed of 23 places in 35 ms of which 1 ms to minimize.
[2023-03-12 07:59:43] [INFO ] Deduced a trap composed of 28 places in 41 ms of which 0 ms to minimize.
[2023-03-12 07:59:43] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 94 ms
[2023-03-12 07:59:43] [INFO ] Computed and/alt/rep : 60/163/51 causal constraints (skipped 65 transitions) in 7 ms.
[2023-03-12 07:59:43] [INFO ] Added : 19 causal constraints over 4 iterations in 43 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[782]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 198/198 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 198/198 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 76/76 places, 198/198 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 198/198 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 198/198 (removed 0) transitions.
[2023-03-12 07:59:45] [INFO ] Flow matrix only has 118 transitions (discarded 80 similar events)
[2023-03-12 07:59:45] [INFO ] Invariant cache hit.
[2023-03-12 07:59:45] [INFO ] Implicit Places using invariants in 58 ms returned []
[2023-03-12 07:59:45] [INFO ] Flow matrix only has 118 transitions (discarded 80 similar events)
[2023-03-12 07:59:45] [INFO ] Invariant cache hit.
[2023-03-12 07:59:45] [INFO ] State equation strengthened by 15 read => feed constraints.
[2023-03-12 07:59:45] [INFO ] Implicit Places using invariants and state equation in 98 ms returned []
Implicit Place search using SMT with State Equation took 158 ms to find 0 implicit places.
[2023-03-12 07:59:45] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 07:59:45] [INFO ] Flow matrix only has 118 transitions (discarded 80 similar events)
[2023-03-12 07:59:45] [INFO ] Invariant cache hit.
[2023-03-12 07:59:45] [INFO ] Dead Transitions using invariants and state equation in 72 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 241 ms. Remains : 76/76 places, 198/198 transitions.
Normalized transition count is 118 out of 198 initially.
// Phase 1: matrix 118 rows 76 cols
[2023-03-12 07:59:45] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 925 ms. (steps per millisecond=1081 ) properties (out of 1) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 405 ms. (steps per millisecond=2469 ) properties (out of 1) seen :728
[2023-03-12 07:59:46] [INFO ] Flow matrix only has 118 transitions (discarded 80 similar events)
// Phase 1: matrix 118 rows 76 cols
[2023-03-12 07:59:46] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-12 07:59:46] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:46] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-12 07:59:46] [INFO ] State equation strengthened by 15 read => feed constraints.
[2023-03-12 07:59:46] [INFO ] [Real]Added 15 Read/Feed constraints in 2 ms returned sat
[2023-03-12 07:59:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:59:46] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:46] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-12 07:59:46] [INFO ] [Nat]Added 15 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:59:46] [INFO ] Deduced a trap composed of 23 places in 41 ms of which 0 ms to minimize.
[2023-03-12 07:59:46] [INFO ] Deduced a trap composed of 28 places in 38 ms of which 1 ms to minimize.
[2023-03-12 07:59:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 95 ms
[2023-03-12 07:59:46] [INFO ] Computed and/alt/rep : 60/163/51 causal constraints (skipped 65 transitions) in 6 ms.
[2023-03-12 07:59:46] [INFO ] Added : 19 causal constraints over 4 iterations in 42 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[782]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 198/198 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 198/198 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 76/76 places, 198/198 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 198/198 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 198/198 (removed 0) transitions.
[2023-03-12 07:59:48] [INFO ] Flow matrix only has 118 transitions (discarded 80 similar events)
[2023-03-12 07:59:48] [INFO ] Invariant cache hit.
[2023-03-12 07:59:48] [INFO ] Implicit Places using invariants in 60 ms returned []
[2023-03-12 07:59:48] [INFO ] Flow matrix only has 118 transitions (discarded 80 similar events)
[2023-03-12 07:59:48] [INFO ] Invariant cache hit.
[2023-03-12 07:59:48] [INFO ] State equation strengthened by 15 read => feed constraints.
[2023-03-12 07:59:48] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
[2023-03-12 07:59:48] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 07:59:48] [INFO ] Flow matrix only has 118 transitions (discarded 80 similar events)
[2023-03-12 07:59:48] [INFO ] Invariant cache hit.
[2023-03-12 07:59:48] [INFO ] Dead Transitions using invariants and state equation in 72 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 253 ms. Remains : 76/76 places, 198/198 transitions.
Ending property specific reduction for FunctionPointer-PT-b004-UpperBounds-12 in 10938 ms.
Starting property specific reduction for FunctionPointer-PT-b004-UpperBounds-13
Normalized transition count is 159 out of 253 initially.
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:59:48] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 10001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :11
[2023-03-12 07:59:48] [INFO ] Flow matrix only has 159 transitions (discarded 94 similar events)
// Phase 1: matrix 159 rows 101 cols
[2023-03-12 07:59:48] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 07:59:48] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:48] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2023-03-12 07:59:48] [INFO ] State equation strengthened by 25 read => feed constraints.
[2023-03-12 07:59:48] [INFO ] [Real]Added 25 Read/Feed constraints in 4 ms returned sat
[2023-03-12 07:59:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:59:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:59:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:48] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2023-03-12 07:59:48] [INFO ] [Nat]Added 25 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:59:49] [INFO ] Deduced a trap composed of 24 places in 48 ms of which 1 ms to minimize.
[2023-03-12 07:59:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 58 ms
[2023-03-12 07:59:49] [INFO ] Computed and/alt/rep : 67/301/62 causal constraints (skipped 95 transitions) in 8 ms.
[2023-03-12 07:59:49] [INFO ] Added : 8 causal constraints over 3 iterations in 44 ms. Result :sat
Minimization took 15 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[11]
Support contains 1 out of 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 253/253 transitions.
Graph (complete) has 428 edges and 101 vertex of which 97 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.0 ms
Discarding 4 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 97 transition count 248
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 10 place count 93 transition count 240
Iterating global reduction 1 with 4 rules applied. Total rules applied 14 place count 93 transition count 240
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 18 place count 93 transition count 236
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 22 place count 89 transition count 226
Iterating global reduction 2 with 4 rules applied. Total rules applied 26 place count 89 transition count 226
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 30 place count 89 transition count 222
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 32 place count 87 transition count 218
Iterating global reduction 3 with 2 rules applied. Total rules applied 34 place count 87 transition count 218
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 36 place count 85 transition count 212
Iterating global reduction 3 with 2 rules applied. Total rules applied 38 place count 85 transition count 212
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 40 place count 83 transition count 208
Iterating global reduction 3 with 2 rules applied. Total rules applied 42 place count 83 transition count 208
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 44 place count 81 transition count 202
Iterating global reduction 3 with 2 rules applied. Total rules applied 46 place count 81 transition count 202
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 48 place count 79 transition count 198
Iterating global reduction 3 with 2 rules applied. Total rules applied 50 place count 79 transition count 198
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 51 place count 78 transition count 196
Iterating global reduction 3 with 1 rules applied. Total rules applied 52 place count 78 transition count 196
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 53 place count 77 transition count 194
Iterating global reduction 3 with 1 rules applied. Total rules applied 54 place count 77 transition count 194
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 55 place count 76 transition count 192
Iterating global reduction 3 with 1 rules applied. Total rules applied 56 place count 76 transition count 192
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 57 place count 75 transition count 190
Iterating global reduction 3 with 1 rules applied. Total rules applied 58 place count 75 transition count 190
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 59 place count 74 transition count 188
Iterating global reduction 3 with 1 rules applied. Total rules applied 60 place count 74 transition count 188
Applied a total of 60 rules in 23 ms. Remains 74 /101 variables (removed 27) and now considering 188/253 (removed 65) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 74/101 places, 188/253 transitions.
Normalized transition count is 115 out of 188 initially.
// Phase 1: matrix 115 rows 74 cols
[2023-03-12 07:59:49] [INFO ] Computed 3 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 910 ms. (steps per millisecond=1098 ) properties (out of 1) seen :12
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 411 ms. (steps per millisecond=2433 ) properties (out of 1) seen :1867
[2023-03-12 07:59:50] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
// Phase 1: matrix 115 rows 74 cols
[2023-03-12 07:59:50] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 07:59:50] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:59:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:50] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2023-03-12 07:59:50] [INFO ] State equation strengthened by 17 read => feed constraints.
[2023-03-12 07:59:50] [INFO ] [Real]Added 17 Read/Feed constraints in 7 ms returned sat
[2023-03-12 07:59:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:59:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:50] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-12 07:59:50] [INFO ] [Nat]Added 17 Read/Feed constraints in 2 ms returned sat
[2023-03-12 07:59:50] [INFO ] Deduced a trap composed of 22 places in 34 ms of which 0 ms to minimize.
[2023-03-12 07:59:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 42 ms
[2023-03-12 07:59:50] [INFO ] Computed and/alt/rep : 60/195/52 causal constraints (skipped 61 transitions) in 6 ms.
[2023-03-12 07:59:50] [INFO ] Added : 8 causal constraints over 4 iterations in 36 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[1867]
Support contains 1 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 188/188 transitions.
Applied a total of 0 rules in 2 ms. Remains 74 /74 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 74/74 places, 188/188 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 188/188 transitions.
Applied a total of 0 rules in 2 ms. Remains 74 /74 variables (removed 0) and now considering 188/188 (removed 0) transitions.
[2023-03-12 07:59:51] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2023-03-12 07:59:51] [INFO ] Invariant cache hit.
[2023-03-12 07:59:51] [INFO ] Implicit Places using invariants in 51 ms returned []
[2023-03-12 07:59:51] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2023-03-12 07:59:51] [INFO ] Invariant cache hit.
[2023-03-12 07:59:51] [INFO ] State equation strengthened by 17 read => feed constraints.
[2023-03-12 07:59:51] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 157 ms to find 0 implicit places.
[2023-03-12 07:59:51] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 07:59:51] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2023-03-12 07:59:51] [INFO ] Invariant cache hit.
[2023-03-12 07:59:51] [INFO ] Dead Transitions using invariants and state equation in 71 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 241 ms. Remains : 74/74 places, 188/188 transitions.
Normalized transition count is 115 out of 188 initially.
// Phase 1: matrix 115 rows 74 cols
[2023-03-12 07:59:51] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000004 steps, including 2 resets, run finished after 910 ms. (steps per millisecond=1098 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 419 ms. (steps per millisecond=2386 ) properties (out of 1) seen :0
[2023-03-12 07:59:53] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
// Phase 1: matrix 115 rows 74 cols
[2023-03-12 07:59:53] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 07:59:53] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 07:59:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:53] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-12 07:59:53] [INFO ] State equation strengthened by 17 read => feed constraints.
[2023-03-12 07:59:53] [INFO ] [Real]Added 17 Read/Feed constraints in 3 ms returned sat
[2023-03-12 07:59:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:59:53] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 07:59:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:59:53] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-12 07:59:53] [INFO ] [Nat]Added 17 Read/Feed constraints in 2 ms returned sat
[2023-03-12 07:59:53] [INFO ] Deduced a trap composed of 22 places in 34 ms of which 1 ms to minimize.
[2023-03-12 07:59:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 40 ms
[2023-03-12 07:59:53] [INFO ] Computed and/alt/rep : 60/195/52 causal constraints (skipped 61 transitions) in 5 ms.
[2023-03-12 07:59:53] [INFO ] Added : 8 causal constraints over 4 iterations in 40 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[1867]
Support contains 1 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 188/188 transitions.
Applied a total of 0 rules in 2 ms. Remains 74 /74 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 74/74 places, 188/188 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 188/188 transitions.
Applied a total of 0 rules in 11 ms. Remains 74 /74 variables (removed 0) and now considering 188/188 (removed 0) transitions.
[2023-03-12 07:59:54] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2023-03-12 07:59:54] [INFO ] Invariant cache hit.
[2023-03-12 07:59:54] [INFO ] Implicit Places using invariants in 53 ms returned []
[2023-03-12 07:59:54] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2023-03-12 07:59:54] [INFO ] Invariant cache hit.
[2023-03-12 07:59:54] [INFO ] State equation strengthened by 17 read => feed constraints.
[2023-03-12 07:59:54] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
[2023-03-12 07:59:54] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 07:59:54] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2023-03-12 07:59:54] [INFO ] Invariant cache hit.
[2023-03-12 07:59:54] [INFO ] Dead Transitions using invariants and state equation in 73 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 245 ms. Remains : 74/74 places, 188/188 transitions.
Ending property specific reduction for FunctionPointer-PT-b004-UpperBounds-13 in 5700 ms.
[2023-03-12 07:59:54] [INFO ] Flatten gal took : 56 ms
[2023-03-12 07:59:54] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2023-03-12 07:59:54] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 101 places, 253 transitions and 1028 arcs took 2 ms.
Total runtime 167278 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/1215/ub_0_ --maxsum=/tmp/1215/ub_1_ --maxsum=/tmp/1215/ub_2_ --maxsum=/tmp/1215/ub_3_ --maxsum=/tmp/1215/ub_4_ --maxsum=/tmp/1215/ub_5_
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 14943240 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16099884 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-b004"
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-b004, 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-167838856200669"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-b004.tgz
mv FunctionPointer-PT-b004 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 ;