Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r037-tajo-167813690300373.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.......................
=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is BugTracking-PT-q3m128, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r037-tajo-167813690300373
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 8.0K Feb 26 07:13 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Feb 26 07:13 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 26 06:35 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 26 06:35 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.7K Feb 25 15:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 15:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 15:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 26 07:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K Feb 26 07:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 10K Feb 26 07:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K Feb 26 07:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 16M 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 BugTracking-PT-q3m128-UpperBounds-00
FORMULA_NAME BugTracking-PT-q3m128-UpperBounds-01
FORMULA_NAME BugTracking-PT-q3m128-UpperBounds-02
FORMULA_NAME BugTracking-PT-q3m128-UpperBounds-03
FORMULA_NAME BugTracking-PT-q3m128-UpperBounds-04
FORMULA_NAME BugTracking-PT-q3m128-UpperBounds-05
FORMULA_NAME BugTracking-PT-q3m128-UpperBounds-06
FORMULA_NAME BugTracking-PT-q3m128-UpperBounds-07
FORMULA_NAME BugTracking-PT-q3m128-UpperBounds-08
FORMULA_NAME BugTracking-PT-q3m128-UpperBounds-09
FORMULA_NAME BugTracking-PT-q3m128-UpperBounds-10
FORMULA_NAME BugTracking-PT-q3m128-UpperBounds-11
FORMULA_NAME BugTracking-PT-q3m128-UpperBounds-12
FORMULA_NAME BugTracking-PT-q3m128-UpperBounds-13
FORMULA_NAME BugTracking-PT-q3m128-UpperBounds-14
FORMULA_NAME BugTracking-PT-q3m128-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1678349182338

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BugTracking-PT-q3m128
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202303021504
[2023-03-09 08:06:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-09 08:06:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 08:06:25] [INFO ] Load time of PNML (sax parser for PT used): 885 ms
[2023-03-09 08:06:25] [INFO ] Transformed 754 places.
[2023-03-09 08:06:25] [INFO ] Transformed 27370 transitions.
[2023-03-09 08:06:25] [INFO ] Parsed PT model containing 754 places and 27370 transitions and 136172 arcs in 1224 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 19 ms.
Deduced a syphon composed of 514 places in 196 ms
Reduce places removed 514 places and 24601 transitions.
FORMULA BugTracking-PT-q3m128-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m128-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m128-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m128-UpperBounds-05 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m128-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m128-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m128-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m128-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m128-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m128-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m128-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Normalized transition count is 2642 out of 2769 initially.
// Phase 1: matrix 2642 rows 240 cols
[2023-03-09 08:06:26] [INFO ] Computed 10 place invariants in 69 ms
Incomplete random walk after 10000 steps, including 16 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 5) seen :4
FORMULA BugTracking-PT-q3m128-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 4) seen :7
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 4) seen :21
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 4) seen :8
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 4) seen :5
[2023-03-09 08:06:26] [INFO ] Flow matrix only has 2642 transitions (discarded 127 similar events)
// Phase 1: matrix 2642 rows 240 cols
[2023-03-09 08:06:26] [INFO ] Computed 10 place invariants in 18 ms
[2023-03-09 08:06:27] [INFO ] [Real]Absence check using 10 positive place invariants in 8 ms returned sat
[2023-03-09 08:06:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:27] [INFO ] [Real]Absence check using state equation in 659 ms returned sat
[2023-03-09 08:06:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:06:27] [INFO ] [Nat]Absence check using 10 positive place invariants in 3 ms returned sat
[2023-03-09 08:06:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:28] [INFO ] [Nat]Absence check using state equation in 485 ms returned sat
[2023-03-09 08:06:28] [INFO ] State equation strengthened by 255 read => feed constraints.
[2023-03-09 08:06:28] [INFO ] [Nat]Added 255 Read/Feed constraints in 126 ms returned sat
[2023-03-09 08:06:28] [INFO ] Deduced a trap composed of 23 places in 322 ms of which 4 ms to minimize.
[2023-03-09 08:06:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 476 ms
[2023-03-09 08:06:29] [INFO ] Computed and/alt/rep : 355/1401/355 causal constraints (skipped 2285 transitions) in 451 ms.
[2023-03-09 08:06:29] [INFO ] Added : 10 causal constraints over 2 iterations in 840 ms. Result :sat
Minimization took 388 ms.
[2023-03-09 08:06:30] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2023-03-09 08:06:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:30] [INFO ] [Real]Absence check using state equation in 464 ms returned sat
[2023-03-09 08:06:30] [INFO ] [Real]Added 255 Read/Feed constraints in 45 ms returned sat
[2023-03-09 08:06:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:06:31] [INFO ] [Nat]Absence check using 10 positive place invariants in 5 ms returned sat
[2023-03-09 08:06:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:31] [INFO ] [Nat]Absence check using state equation in 484 ms returned sat
[2023-03-09 08:06:31] [INFO ] [Nat]Added 255 Read/Feed constraints in 78 ms returned sat
[2023-03-09 08:06:32] [INFO ] Computed and/alt/rep : 355/1401/355 causal constraints (skipped 2285 transitions) in 252 ms.
[2023-03-09 08:06:33] [INFO ] Deduced a trap composed of 17 places in 326 ms of which 1 ms to minimize.
[2023-03-09 08:06:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 536 ms
[2023-03-09 08:06:33] [INFO ] Added : 8 causal constraints over 3 iterations in 1633 ms. Result :sat
Minimization took 243 ms.
[2023-03-09 08:06:33] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2023-03-09 08:06:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:34] [INFO ] [Real]Absence check using state equation in 441 ms returned sat
[2023-03-09 08:06:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:06:34] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2023-03-09 08:06:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:34] [INFO ] [Nat]Absence check using state equation in 370 ms returned sat
[2023-03-09 08:06:34] [INFO ] [Nat]Added 255 Read/Feed constraints in 95 ms returned sat
[2023-03-09 08:06:35] [INFO ] Deduced a trap composed of 26 places in 337 ms of which 2 ms to minimize.
[2023-03-09 08:06:35] [INFO ] Deduced a trap composed of 17 places in 279 ms of which 14 ms to minimize.
[2023-03-09 08:06:35] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 772 ms
[2023-03-09 08:06:35] [INFO ] Computed and/alt/rep : 355/1401/355 causal constraints (skipped 2285 transitions) in 189 ms.
[2023-03-09 08:06:36] [INFO ] Added : 6 causal constraints over 2 iterations in 534 ms. Result :sat
Minimization took 320 ms.
[2023-03-09 08:06:36] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2023-03-09 08:06:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:36] [INFO ] [Real]Absence check using state equation in 333 ms returned sat
[2023-03-09 08:06:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:06:37] [INFO ] [Nat]Absence check using 10 positive place invariants in 6 ms returned sat
[2023-03-09 08:06:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:37] [INFO ] [Nat]Absence check using state equation in 420 ms returned sat
[2023-03-09 08:06:37] [INFO ] [Nat]Added 255 Read/Feed constraints in 27 ms returned sat
[2023-03-09 08:06:37] [INFO ] Computed and/alt/rep : 355/1401/355 causal constraints (skipped 2285 transitions) in 192 ms.
[2023-03-09 08:06:38] [INFO ] Added : 5 causal constraints over 3 iterations in 707 ms. Result :sat
Minimization took 311 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, 1] Max seen :[0, 21, 0, 0]
Support contains 4 out of 240 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 240/240 places, 2769/2769 transitions.
Graph (complete) has 3422 edges and 240 vertex of which 238 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.19 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 237 transition count 2750
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 237 transition count 2750
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 235 transition count 2753
Free-agglomeration rule applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 13 place count 235 transition count 2747
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 19 place count 229 transition count 2747
Applied a total of 19 rules in 519 ms. Remains 229 /240 variables (removed 11) and now considering 2747/2769 (removed 22) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 520 ms. Remains : 229/240 places, 2747/2769 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:06:39] [INFO ] Computed 8 place invariants in 23 ms
Incomplete random walk after 1000066 steps, including 2 resets, run finished after 596 ms. (steps per millisecond=1677 ) properties (out of 4) seen :330
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1731 ms. (steps per millisecond=577 ) properties (out of 4) seen :24
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2021 ms. (steps per millisecond=494 ) properties (out of 4) seen :5203
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1800 ms. (steps per millisecond=555 ) properties (out of 4) seen :27
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2296 ms. (steps per millisecond=435 ) properties (out of 4) seen :16
[2023-03-09 08:06:47] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:06:47] [INFO ] Computed 8 place invariants in 28 ms
[2023-03-09 08:06:48] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-09 08:06:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:48] [INFO ] [Real]Absence check using state equation in 666 ms returned sat
[2023-03-09 08:06:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:06:48] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:06:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:49] [INFO ] [Nat]Absence check using state equation in 745 ms returned sat
[2023-03-09 08:06:49] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:06:49] [INFO ] [Nat]Added 241 Read/Feed constraints in 131 ms returned sat
[2023-03-09 08:06:51] [INFO ] Deduced a trap composed of 60 places in 1537 ms of which 12 ms to minimize.
[2023-03-09 08:06:51] [INFO ] Deduced a trap composed of 24 places in 323 ms of which 0 ms to minimize.
[2023-03-09 08:06:52] [INFO ] Deduced a trap composed of 19 places in 311 ms of which 1 ms to minimize.
[2023-03-09 08:06:52] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 2482 ms
[2023-03-09 08:06:52] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 221 ms.
[2023-03-09 08:06:52] [INFO ] Added : 6 causal constraints over 2 iterations in 638 ms. Result :sat
Minimization took 340 ms.
[2023-03-09 08:06:53] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:06:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:53] [INFO ] [Real]Absence check using state equation in 451 ms returned sat
[2023-03-09 08:06:54] [INFO ] [Real]Added 241 Read/Feed constraints in 45 ms returned sat
[2023-03-09 08:06:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:06:54] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:06:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:54] [INFO ] [Nat]Absence check using state equation in 452 ms returned sat
[2023-03-09 08:06:54] [INFO ] [Nat]Added 241 Read/Feed constraints in 87 ms returned sat
[2023-03-09 08:06:55] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 233 ms.
[2023-03-09 08:06:55] [INFO ] Added : 1 causal constraints over 1 iterations in 500 ms. Result :sat
Minimization took 174 ms.
[2023-03-09 08:06:55] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:06:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:56] [INFO ] [Real]Absence check using state equation in 667 ms returned sat
[2023-03-09 08:06:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:06:56] [INFO ] [Nat]Absence check using 8 positive place invariants in 10 ms returned sat
[2023-03-09 08:06:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:56] [INFO ] [Nat]Absence check using state equation in 390 ms returned sat
[2023-03-09 08:06:57] [INFO ] [Nat]Added 241 Read/Feed constraints in 269 ms returned sat
[2023-03-09 08:06:57] [INFO ] Deduced a trap composed of 14 places in 308 ms of which 1 ms to minimize.
[2023-03-09 08:06:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 475 ms
[2023-03-09 08:06:57] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 247 ms.
[2023-03-09 08:06:58] [INFO ] Added : 6 causal constraints over 2 iterations in 701 ms. Result :sat
Minimization took 323 ms.
[2023-03-09 08:06:58] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:06:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:59] [INFO ] [Real]Absence check using state equation in 474 ms returned sat
[2023-03-09 08:06:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:06:59] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:06:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:06:59] [INFO ] [Nat]Absence check using state equation in 392 ms returned sat
[2023-03-09 08:06:59] [INFO ] [Nat]Added 241 Read/Feed constraints in 40 ms returned sat
[2023-03-09 08:07:00] [INFO ] Deduced a trap composed of 11 places in 375 ms of which 0 ms to minimize.
[2023-03-09 08:07:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 496 ms
[2023-03-09 08:07:00] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 179 ms.
[2023-03-09 08:07:00] [INFO ] Added : 2 causal constraints over 1 iterations in 439 ms. Result :sat
Minimization took 198 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, 1] Max seen :[0, 5203, 0, 0]
Support contains 4 out of 229 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 77 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 229/229 places, 2747/2747 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 83 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-09 08:07:11] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:07:11] [INFO ] Invariant cache hit.
[2023-03-09 08:07:12] [INFO ] Implicit Places using invariants in 484 ms returned []
[2023-03-09 08:07:12] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:07:12] [INFO ] Invariant cache hit.
[2023-03-09 08:07:12] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:07:14] [INFO ] Implicit Places using invariants and state equation in 2568 ms returned []
Implicit Place search using SMT with State Equation took 3055 ms to find 0 implicit places.
[2023-03-09 08:07:15] [INFO ] Redundant transitions in 286 ms returned []
[2023-03-09 08:07:15] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:07:15] [INFO ] Invariant cache hit.
[2023-03-09 08:07:16] [INFO ] Dead Transitions using invariants and state equation in 971 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4420 ms. Remains : 229/229 places, 2747/2747 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:07:16] [INFO ] Computed 8 place invariants in 9 ms
Incomplete random walk after 1000087 steps, including 2 resets, run finished after 484 ms. (steps per millisecond=2066 ) properties (out of 4) seen :146
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2116 ms. (steps per millisecond=472 ) properties (out of 4) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2547 ms. (steps per millisecond=392 ) properties (out of 4) seen :5451
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1739 ms. (steps per millisecond=575 ) properties (out of 4) seen :22
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1769 ms. (steps per millisecond=565 ) properties (out of 4) seen :19
[2023-03-09 08:07:24] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:07:24] [INFO ] Computed 8 place invariants in 8 ms
[2023-03-09 08:07:24] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-09 08:07:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:07:25] [INFO ] [Real]Absence check using state equation in 363 ms returned sat
[2023-03-09 08:07:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:07:25] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-09 08:07:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:07:25] [INFO ] [Nat]Absence check using state equation in 594 ms returned sat
[2023-03-09 08:07:26] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:07:26] [INFO ] [Nat]Added 241 Read/Feed constraints in 266 ms returned sat
[2023-03-09 08:07:28] [INFO ] Deduced a trap composed of 60 places in 2534 ms of which 26 ms to minimize.
[2023-03-09 08:07:29] [INFO ] Deduced a trap composed of 24 places in 258 ms of which 0 ms to minimize.
[2023-03-09 08:07:29] [INFO ] Deduced a trap composed of 19 places in 306 ms of which 1 ms to minimize.
[2023-03-09 08:07:29] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 3399 ms
[2023-03-09 08:07:29] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 262 ms.
[2023-03-09 08:07:30] [INFO ] Added : 6 causal constraints over 2 iterations in 720 ms. Result :sat
Minimization took 236 ms.
[2023-03-09 08:07:30] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:07:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:07:31] [INFO ] [Real]Absence check using state equation in 403 ms returned sat
[2023-03-09 08:07:31] [INFO ] [Real]Added 241 Read/Feed constraints in 46 ms returned sat
[2023-03-09 08:07:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:07:31] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:07:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:07:32] [INFO ] [Nat]Absence check using state equation in 584 ms returned sat
[2023-03-09 08:07:32] [INFO ] [Nat]Added 241 Read/Feed constraints in 28 ms returned sat
[2023-03-09 08:07:32] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 207 ms.
[2023-03-09 08:07:32] [INFO ] Added : 1 causal constraints over 1 iterations in 449 ms. Result :sat
Minimization took 181 ms.
[2023-03-09 08:07:32] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:07:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:07:33] [INFO ] [Real]Absence check using state equation in 555 ms returned sat
[2023-03-09 08:07:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:07:33] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:07:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:07:34] [INFO ] [Nat]Absence check using state equation in 686 ms returned sat
[2023-03-09 08:07:34] [INFO ] [Nat]Added 241 Read/Feed constraints in 219 ms returned sat
[2023-03-09 08:07:34] [INFO ] Deduced a trap composed of 14 places in 279 ms of which 1 ms to minimize.
[2023-03-09 08:07:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 419 ms
[2023-03-09 08:07:35] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 280 ms.
[2023-03-09 08:07:35] [INFO ] Added : 6 causal constraints over 2 iterations in 678 ms. Result :sat
Minimization took 209 ms.
[2023-03-09 08:07:36] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-09 08:07:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:07:36] [INFO ] [Real]Absence check using state equation in 595 ms returned sat
[2023-03-09 08:07:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:07:36] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:07:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:07:37] [INFO ] [Nat]Absence check using state equation in 435 ms returned sat
[2023-03-09 08:07:37] [INFO ] [Nat]Added 241 Read/Feed constraints in 56 ms returned sat
[2023-03-09 08:07:37] [INFO ] Deduced a trap composed of 11 places in 276 ms of which 0 ms to minimize.
[2023-03-09 08:07:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 394 ms
[2023-03-09 08:07:37] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 173 ms.
[2023-03-09 08:07:38] [INFO ] Added : 2 causal constraints over 1 iterations in 437 ms. Result :sat
Minimization took 322 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, 1] Max seen :[0, 5451, 0, 0]
Support contains 4 out of 229 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 42 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 229/229 places, 2747/2747 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 43 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-09 08:07:49] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:07:49] [INFO ] Invariant cache hit.
[2023-03-09 08:07:50] [INFO ] Implicit Places using invariants in 737 ms returned []
[2023-03-09 08:07:50] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:07:50] [INFO ] Invariant cache hit.
[2023-03-09 08:07:50] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:07:52] [INFO ] Implicit Places using invariants and state equation in 1591 ms returned []
Implicit Place search using SMT with State Equation took 2336 ms to find 0 implicit places.
[2023-03-09 08:07:52] [INFO ] Redundant transitions in 214 ms returned []
[2023-03-09 08:07:52] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:07:52] [INFO ] Invariant cache hit.
[2023-03-09 08:07:53] [INFO ] Dead Transitions using invariants and state equation in 1005 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3613 ms. Remains : 229/229 places, 2747/2747 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:07:53] [INFO ] Computed 8 place invariants in 8 ms
Incomplete random walk after 1000017 steps, including 2 resets, run finished after 659 ms. (steps per millisecond=1517 ) properties (out of 4) seen :254
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1585 ms. (steps per millisecond=630 ) properties (out of 4) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1602 ms. (steps per millisecond=624 ) properties (out of 4) seen :5844
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2040 ms. (steps per millisecond=490 ) properties (out of 4) seen :41
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1792 ms. (steps per millisecond=558 ) properties (out of 4) seen :28
[2023-03-09 08:08:01] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:08:01] [INFO ] Computed 8 place invariants in 24 ms
[2023-03-09 08:08:01] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:08:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:01] [INFO ] [Real]Absence check using state equation in 430 ms returned sat
[2023-03-09 08:08:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:08:01] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:08:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:02] [INFO ] [Nat]Absence check using state equation in 388 ms returned sat
[2023-03-09 08:08:02] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:08:02] [INFO ] [Nat]Added 241 Read/Feed constraints in 131 ms returned sat
[2023-03-09 08:08:02] [INFO ] Deduced a trap composed of 60 places in 301 ms of which 0 ms to minimize.
[2023-03-09 08:08:02] [INFO ] Deduced a trap composed of 24 places in 249 ms of which 1 ms to minimize.
[2023-03-09 08:08:03] [INFO ] Deduced a trap composed of 19 places in 253 ms of which 0 ms to minimize.
[2023-03-09 08:08:03] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1037 ms
[2023-03-09 08:08:03] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 251 ms.
[2023-03-09 08:08:03] [INFO ] Added : 6 causal constraints over 2 iterations in 543 ms. Result :sat
Minimization took 322 ms.
[2023-03-09 08:08:04] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:08:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:04] [INFO ] [Real]Absence check using state equation in 401 ms returned sat
[2023-03-09 08:08:04] [INFO ] [Real]Added 241 Read/Feed constraints in 68 ms returned sat
[2023-03-09 08:08:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:08:04] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-09 08:08:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:05] [INFO ] [Nat]Absence check using state equation in 443 ms returned sat
[2023-03-09 08:08:05] [INFO ] [Nat]Added 241 Read/Feed constraints in 61 ms returned sat
[2023-03-09 08:08:05] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 236 ms.
[2023-03-09 08:08:06] [INFO ] Added : 1 causal constraints over 1 iterations in 549 ms. Result :sat
Minimization took 213 ms.
[2023-03-09 08:08:06] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:08:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:06] [INFO ] [Real]Absence check using state equation in 434 ms returned sat
[2023-03-09 08:08:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:08:06] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:08:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:07] [INFO ] [Nat]Absence check using state equation in 425 ms returned sat
[2023-03-09 08:08:07] [INFO ] [Nat]Added 241 Read/Feed constraints in 229 ms returned sat
[2023-03-09 08:08:07] [INFO ] Deduced a trap composed of 14 places in 210 ms of which 13 ms to minimize.
[2023-03-09 08:08:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 324 ms
[2023-03-09 08:08:08] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 224 ms.
[2023-03-09 08:08:08] [INFO ] Added : 6 causal constraints over 2 iterations in 661 ms. Result :sat
Minimization took 321 ms.
[2023-03-09 08:08:09] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:08:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:09] [INFO ] [Real]Absence check using state equation in 436 ms returned sat
[2023-03-09 08:08:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:08:09] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:08:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:10] [INFO ] [Nat]Absence check using state equation in 421 ms returned sat
[2023-03-09 08:08:10] [INFO ] [Nat]Added 241 Read/Feed constraints in 85 ms returned sat
[2023-03-09 08:08:10] [INFO ] Deduced a trap composed of 11 places in 322 ms of which 1 ms to minimize.
[2023-03-09 08:08:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 473 ms
[2023-03-09 08:08:10] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 245 ms.
[2023-03-09 08:08:11] [INFO ] Added : 2 causal constraints over 1 iterations in 544 ms. Result :sat
Minimization took 193 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, 1] Max seen :[0, 5844, 0, 0]
Support contains 4 out of 229 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 37 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39 ms. Remains : 229/229 places, 2747/2747 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 32 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-09 08:08:22] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:08:22] [INFO ] Invariant cache hit.
[2023-03-09 08:08:22] [INFO ] Implicit Places using invariants in 346 ms returned []
[2023-03-09 08:08:22] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:08:22] [INFO ] Invariant cache hit.
[2023-03-09 08:08:23] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:08:24] [INFO ] Implicit Places using invariants and state equation in 1655 ms returned []
Implicit Place search using SMT with State Equation took 2010 ms to find 0 implicit places.
[2023-03-09 08:08:24] [INFO ] Redundant transitions in 96 ms returned []
[2023-03-09 08:08:24] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:08:24] [INFO ] Invariant cache hit.
[2023-03-09 08:08:25] [INFO ] Dead Transitions using invariants and state equation in 979 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3124 ms. Remains : 229/229 places, 2747/2747 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:08:25] [INFO ] Computed 8 place invariants in 19 ms
Incomplete random walk after 1000008 steps, including 2 resets, run finished after 661 ms. (steps per millisecond=1512 ) properties (out of 4) seen :215
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1653 ms. (steps per millisecond=604 ) properties (out of 4) seen :28
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1622 ms. (steps per millisecond=616 ) properties (out of 4) seen :5237
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1664 ms. (steps per millisecond=600 ) properties (out of 4) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1638 ms. (steps per millisecond=610 ) properties (out of 4) seen :22
[2023-03-09 08:08:32] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:08:32] [INFO ] Computed 8 place invariants in 9 ms
[2023-03-09 08:08:32] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:08:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:33] [INFO ] [Real]Absence check using state equation in 438 ms returned sat
[2023-03-09 08:08:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:08:33] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:08:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:33] [INFO ] [Nat]Absence check using state equation in 384 ms returned sat
[2023-03-09 08:08:33] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:08:34] [INFO ] [Nat]Added 241 Read/Feed constraints in 170 ms returned sat
[2023-03-09 08:08:34] [INFO ] Deduced a trap composed of 60 places in 205 ms of which 0 ms to minimize.
[2023-03-09 08:08:34] [INFO ] Deduced a trap composed of 24 places in 157 ms of which 1 ms to minimize.
[2023-03-09 08:08:34] [INFO ] Deduced a trap composed of 19 places in 283 ms of which 1 ms to minimize.
[2023-03-09 08:08:34] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 862 ms
[2023-03-09 08:08:35] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 242 ms.
[2023-03-09 08:08:35] [INFO ] Added : 6 causal constraints over 2 iterations in 614 ms. Result :sat
Minimization took 351 ms.
[2023-03-09 08:08:36] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:08:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:36] [INFO ] [Real]Absence check using state equation in 589 ms returned sat
[2023-03-09 08:08:36] [INFO ] [Real]Added 241 Read/Feed constraints in 79 ms returned sat
[2023-03-09 08:08:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:08:36] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:08:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:37] [INFO ] [Nat]Absence check using state equation in 393 ms returned sat
[2023-03-09 08:08:37] [INFO ] [Nat]Added 241 Read/Feed constraints in 48 ms returned sat
[2023-03-09 08:08:37] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 194 ms.
[2023-03-09 08:08:37] [INFO ] Added : 1 causal constraints over 1 iterations in 500 ms. Result :sat
Minimization took 219 ms.
[2023-03-09 08:08:38] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:08:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:38] [INFO ] [Real]Absence check using state equation in 432 ms returned sat
[2023-03-09 08:08:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:08:38] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2023-03-09 08:08:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:39] [INFO ] [Nat]Absence check using state equation in 402 ms returned sat
[2023-03-09 08:08:39] [INFO ] [Nat]Added 241 Read/Feed constraints in 266 ms returned sat
[2023-03-09 08:08:40] [INFO ] Deduced a trap composed of 14 places in 440 ms of which 1 ms to minimize.
[2023-03-09 08:08:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 630 ms
[2023-03-09 08:08:40] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 253 ms.
[2023-03-09 08:08:40] [INFO ] Added : 6 causal constraints over 2 iterations in 699 ms. Result :sat
Minimization took 339 ms.
[2023-03-09 08:08:41] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:08:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:41] [INFO ] [Real]Absence check using state equation in 447 ms returned sat
[2023-03-09 08:08:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:08:42] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:08:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:42] [INFO ] [Nat]Absence check using state equation in 501 ms returned sat
[2023-03-09 08:08:42] [INFO ] [Nat]Added 241 Read/Feed constraints in 81 ms returned sat
[2023-03-09 08:08:42] [INFO ] Deduced a trap composed of 11 places in 282 ms of which 1 ms to minimize.
[2023-03-09 08:08:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 443 ms
[2023-03-09 08:08:43] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 313 ms.
[2023-03-09 08:08:43] [INFO ] Added : 2 causal constraints over 1 iterations in 592 ms. Result :sat
Minimization took 190 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, 1] Max seen :[0, 5844, 0, 0]
Support contains 4 out of 229 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 62 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62 ms. Remains : 229/229 places, 2747/2747 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 55 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-09 08:08:55] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:08:55] [INFO ] Invariant cache hit.
[2023-03-09 08:08:55] [INFO ] Implicit Places using invariants in 430 ms returned []
[2023-03-09 08:08:55] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:08:55] [INFO ] Invariant cache hit.
[2023-03-09 08:08:56] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:08:57] [INFO ] Implicit Places using invariants and state equation in 1501 ms returned []
Implicit Place search using SMT with State Equation took 1936 ms to find 0 implicit places.
[2023-03-09 08:08:57] [INFO ] Redundant transitions in 76 ms returned []
[2023-03-09 08:08:57] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:08:57] [INFO ] Invariant cache hit.
[2023-03-09 08:08:58] [INFO ] Dead Transitions using invariants and state equation in 1228 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3302 ms. Remains : 229/229 places, 2747/2747 transitions.
Starting property specific reduction for BugTracking-PT-q3m128-UpperBounds-02
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:08:58] [INFO ] Computed 8 place invariants in 9 ms
Incomplete random walk after 10011 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1430 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
[2023-03-09 08:08:58] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:08:58] [INFO ] Computed 8 place invariants in 7 ms
[2023-03-09 08:08:58] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-09 08:08:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:59] [INFO ] [Real]Absence check using state equation in 590 ms returned sat
[2023-03-09 08:08:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:08:59] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:08:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:08:59] [INFO ] [Nat]Absence check using state equation in 399 ms returned sat
[2023-03-09 08:08:59] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:09:00] [INFO ] [Nat]Added 241 Read/Feed constraints in 181 ms returned sat
[2023-03-09 08:09:00] [INFO ] Deduced a trap composed of 60 places in 318 ms of which 1 ms to minimize.
[2023-03-09 08:09:00] [INFO ] Deduced a trap composed of 24 places in 288 ms of which 0 ms to minimize.
[2023-03-09 08:09:01] [INFO ] Deduced a trap composed of 19 places in 440 ms of which 1 ms to minimize.
[2023-03-09 08:09:01] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1343 ms
[2023-03-09 08:09:01] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 227 ms.
[2023-03-09 08:09:02] [INFO ] Added : 6 causal constraints over 2 iterations in 681 ms. Result :sat
Minimization took 394 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 229 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 54 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 229/229 places, 2747/2747 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:09:02] [INFO ] Computed 8 place invariants in 20 ms
Incomplete random walk after 1000046 steps, including 2 resets, run finished after 627 ms. (steps per millisecond=1594 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1940 ms. (steps per millisecond=515 ) properties (out of 1) seen :0
[2023-03-09 08:09:05] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:09:05] [INFO ] Computed 8 place invariants in 16 ms
[2023-03-09 08:09:05] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:09:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:09:05] [INFO ] [Real]Absence check using state equation in 407 ms returned sat
[2023-03-09 08:09:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:09:05] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-09 08:09:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:09:06] [INFO ] [Nat]Absence check using state equation in 445 ms returned sat
[2023-03-09 08:09:06] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:09:06] [INFO ] [Nat]Added 241 Read/Feed constraints in 132 ms returned sat
[2023-03-09 08:09:06] [INFO ] Deduced a trap composed of 60 places in 286 ms of which 0 ms to minimize.
[2023-03-09 08:09:07] [INFO ] Deduced a trap composed of 24 places in 256 ms of which 1 ms to minimize.
[2023-03-09 08:09:07] [INFO ] Deduced a trap composed of 19 places in 243 ms of which 0 ms to minimize.
[2023-03-09 08:09:07] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1025 ms
[2023-03-09 08:09:07] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 224 ms.
[2023-03-09 08:09:08] [INFO ] Added : 6 causal constraints over 2 iterations in 606 ms. Result :sat
Minimization took 394 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 229 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 41 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 229/229 places, 2747/2747 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 41 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-09 08:09:08] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:09:08] [INFO ] Invariant cache hit.
[2023-03-09 08:09:09] [INFO ] Implicit Places using invariants in 434 ms returned []
[2023-03-09 08:09:09] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:09:09] [INFO ] Invariant cache hit.
[2023-03-09 08:09:09] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:09:10] [INFO ] Implicit Places using invariants and state equation in 1387 ms returned []
Implicit Place search using SMT with State Equation took 1825 ms to find 0 implicit places.
[2023-03-09 08:09:10] [INFO ] Redundant transitions in 74 ms returned []
[2023-03-09 08:09:10] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:09:10] [INFO ] Invariant cache hit.
[2023-03-09 08:09:11] [INFO ] Dead Transitions using invariants and state equation in 898 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2860 ms. Remains : 229/229 places, 2747/2747 transitions.
Ending property specific reduction for BugTracking-PT-q3m128-UpperBounds-02 in 13016 ms.
Starting property specific reduction for BugTracking-PT-q3m128-UpperBounds-13
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:09:11] [INFO ] Computed 8 place invariants in 14 ms
Incomplete random walk after 10013 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1430 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :70
[2023-03-09 08:09:11] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:09:11] [INFO ] Computed 8 place invariants in 6 ms
[2023-03-09 08:09:11] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:09:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:09:12] [INFO ] [Real]Absence check using state equation in 338 ms returned sat
[2023-03-09 08:09:12] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:09:12] [INFO ] [Real]Added 241 Read/Feed constraints in 34 ms returned sat
[2023-03-09 08:09:12] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:09:12] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-09 08:09:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:09:12] [INFO ] [Nat]Absence check using state equation in 314 ms returned sat
[2023-03-09 08:09:12] [INFO ] [Nat]Added 241 Read/Feed constraints in 46 ms returned sat
[2023-03-09 08:09:12] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 161 ms.
[2023-03-09 08:09:13] [INFO ] Added : 1 causal constraints over 1 iterations in 397 ms. Result :sat
Minimization took 219 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[70]
Support contains 1 out of 229 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 72 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74 ms. Remains : 229/229 places, 2747/2747 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:09:13] [INFO ] Computed 8 place invariants in 19 ms
Incomplete random walk after 1000092 steps, including 2 resets, run finished after 698 ms. (steps per millisecond=1432 ) properties (out of 1) seen :209
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1748 ms. (steps per millisecond=572 ) properties (out of 1) seen :5516
[2023-03-09 08:09:16] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:09:16] [INFO ] Computed 8 place invariants in 18 ms
[2023-03-09 08:09:16] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:09:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:09:16] [INFO ] [Real]Absence check using state equation in 404 ms returned sat
[2023-03-09 08:09:16] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:09:16] [INFO ] [Real]Added 241 Read/Feed constraints in 43 ms returned sat
[2023-03-09 08:09:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:09:16] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:09:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:09:17] [INFO ] [Nat]Absence check using state equation in 359 ms returned sat
[2023-03-09 08:09:17] [INFO ] [Nat]Added 241 Read/Feed constraints in 33 ms returned sat
[2023-03-09 08:09:17] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 155 ms.
[2023-03-09 08:09:17] [INFO ] Added : 1 causal constraints over 1 iterations in 450 ms. Result :sat
Minimization took 223 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[5516]
Support contains 1 out of 229 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 30 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 229/229 places, 2747/2747 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 35 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-09 08:09:27] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:09:27] [INFO ] Invariant cache hit.
[2023-03-09 08:09:28] [INFO ] Implicit Places using invariants in 360 ms returned []
[2023-03-09 08:09:28] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:09:28] [INFO ] Invariant cache hit.
[2023-03-09 08:09:28] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:09:29] [INFO ] Implicit Places using invariants and state equation in 1483 ms returned []
Implicit Place search using SMT with State Equation took 1846 ms to find 0 implicit places.
[2023-03-09 08:09:29] [INFO ] Redundant transitions in 76 ms returned []
[2023-03-09 08:09:29] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:09:29] [INFO ] Invariant cache hit.
[2023-03-09 08:09:30] [INFO ] Dead Transitions using invariants and state equation in 972 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2950 ms. Remains : 229/229 places, 2747/2747 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:09:30] [INFO ] Computed 8 place invariants in 10 ms
Incomplete random walk after 1000101 steps, including 2 resets, run finished after 545 ms. (steps per millisecond=1835 ) properties (out of 1) seen :355
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1915 ms. (steps per millisecond=522 ) properties (out of 1) seen :16
[2023-03-09 08:09:33] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:09:33] [INFO ] Computed 8 place invariants in 18 ms
[2023-03-09 08:09:33] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-09 08:09:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:09:33] [INFO ] [Real]Absence check using state equation in 415 ms returned sat
[2023-03-09 08:09:33] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:09:33] [INFO ] [Real]Added 241 Read/Feed constraints in 41 ms returned sat
[2023-03-09 08:09:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:09:33] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-09 08:09:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:09:34] [INFO ] [Nat]Absence check using state equation in 341 ms returned sat
[2023-03-09 08:09:34] [INFO ] [Nat]Added 241 Read/Feed constraints in 32 ms returned sat
[2023-03-09 08:09:34] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 195 ms.
[2023-03-09 08:09:34] [INFO ] Added : 1 causal constraints over 1 iterations in 417 ms. Result :sat
Minimization took 121 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[5516]
Support contains 1 out of 229 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 51 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 229/229 places, 2747/2747 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 57 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-09 08:09:45] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:09:45] [INFO ] Invariant cache hit.
[2023-03-09 08:09:45] [INFO ] Implicit Places using invariants in 369 ms returned []
[2023-03-09 08:09:45] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:09:45] [INFO ] Invariant cache hit.
[2023-03-09 08:09:46] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:09:48] [INFO ] Implicit Places using invariants and state equation in 2674 ms returned []
Implicit Place search using SMT with State Equation took 3082 ms to find 0 implicit places.
[2023-03-09 08:09:48] [INFO ] Redundant transitions in 50 ms returned []
[2023-03-09 08:09:48] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:09:48] [INFO ] Invariant cache hit.
[2023-03-09 08:09:49] [INFO ] Dead Transitions using invariants and state equation in 1250 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4462 ms. Remains : 229/229 places, 2747/2747 transitions.
Ending property specific reduction for BugTracking-PT-q3m128-UpperBounds-13 in 38074 ms.
Starting property specific reduction for BugTracking-PT-q3m128-UpperBounds-14
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:09:49] [INFO ] Computed 8 place invariants in 7 ms
Incomplete random walk after 10043 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1673 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :0
[2023-03-09 08:09:49] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:09:49] [INFO ] Computed 8 place invariants in 22 ms
[2023-03-09 08:09:49] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-09 08:09:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:09:50] [INFO ] [Real]Absence check using state equation in 429 ms returned sat
[2023-03-09 08:09:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:09:50] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-09 08:09:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:09:50] [INFO ] [Nat]Absence check using state equation in 351 ms returned sat
[2023-03-09 08:09:50] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:09:50] [INFO ] [Nat]Added 241 Read/Feed constraints in 186 ms returned sat
[2023-03-09 08:09:51] [INFO ] Deduced a trap composed of 14 places in 328 ms of which 0 ms to minimize.
[2023-03-09 08:09:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 489 ms
[2023-03-09 08:09:51] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 182 ms.
[2023-03-09 08:09:52] [INFO ] Added : 6 causal constraints over 2 iterations in 644 ms. Result :sat
Minimization took 346 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 229 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 54 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 229/229 places, 2747/2747 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:09:52] [INFO ] Computed 8 place invariants in 18 ms
Incomplete random walk after 1000116 steps, including 2 resets, run finished after 741 ms. (steps per millisecond=1349 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2029 ms. (steps per millisecond=492 ) properties (out of 1) seen :0
[2023-03-09 08:09:55] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:09:55] [INFO ] Computed 8 place invariants in 17 ms
[2023-03-09 08:09:55] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:09:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:09:56] [INFO ] [Real]Absence check using state equation in 403 ms returned sat
[2023-03-09 08:09:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:09:56] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:09:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:09:56] [INFO ] [Nat]Absence check using state equation in 372 ms returned sat
[2023-03-09 08:09:56] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:09:56] [INFO ] [Nat]Added 241 Read/Feed constraints in 176 ms returned sat
[2023-03-09 08:09:56] [INFO ] Deduced a trap composed of 14 places in 171 ms of which 0 ms to minimize.
[2023-03-09 08:09:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 282 ms
[2023-03-09 08:09:57] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 207 ms.
[2023-03-09 08:09:57] [INFO ] Added : 6 causal constraints over 2 iterations in 558 ms. Result :sat
Minimization took 203 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 229 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 46 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 229/229 places, 2747/2747 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 45 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-09 08:09:58] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:09:58] [INFO ] Invariant cache hit.
[2023-03-09 08:09:58] [INFO ] Implicit Places using invariants in 427 ms returned []
[2023-03-09 08:09:58] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:09:58] [INFO ] Invariant cache hit.
[2023-03-09 08:09:58] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:10:00] [INFO ] Implicit Places using invariants and state equation in 1653 ms returned []
Implicit Place search using SMT with State Equation took 2082 ms to find 0 implicit places.
[2023-03-09 08:10:00] [INFO ] Redundant transitions in 76 ms returned []
[2023-03-09 08:10:00] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:10:00] [INFO ] Invariant cache hit.
[2023-03-09 08:10:01] [INFO ] Dead Transitions using invariants and state equation in 1095 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3314 ms. Remains : 229/229 places, 2747/2747 transitions.
Ending property specific reduction for BugTracking-PT-q3m128-UpperBounds-14 in 11566 ms.
Starting property specific reduction for BugTracking-PT-q3m128-UpperBounds-15
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:10:01] [INFO ] Computed 8 place invariants in 13 ms
Incomplete random walk after 10020 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1670 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
[2023-03-09 08:10:01] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:10:01] [INFO ] Computed 8 place invariants in 6 ms
[2023-03-09 08:10:01] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-09 08:10:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:10:02] [INFO ] [Real]Absence check using state equation in 582 ms returned sat
[2023-03-09 08:10:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:10:02] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-09 08:10:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:10:02] [INFO ] [Nat]Absence check using state equation in 411 ms returned sat
[2023-03-09 08:10:02] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:10:02] [INFO ] [Nat]Added 241 Read/Feed constraints in 88 ms returned sat
[2023-03-09 08:10:03] [INFO ] Deduced a trap composed of 11 places in 273 ms of which 1 ms to minimize.
[2023-03-09 08:10:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 398 ms
[2023-03-09 08:10:03] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 231 ms.
[2023-03-09 08:10:03] [INFO ] Added : 2 causal constraints over 1 iterations in 484 ms. Result :sat
Minimization took 252 ms.
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 229 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 39 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 229/229 places, 2747/2747 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:10:04] [INFO ] Computed 8 place invariants in 18 ms
Incomplete random walk after 1000105 steps, including 2 resets, run finished after 715 ms. (steps per millisecond=1398 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1669 ms. (steps per millisecond=599 ) properties (out of 1) seen :0
[2023-03-09 08:10:06] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-09 08:10:06] [INFO ] Computed 8 place invariants in 18 ms
[2023-03-09 08:10:06] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-09 08:10:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-09 08:10:06] [INFO ] [Real]Absence check using state equation in 399 ms returned sat
[2023-03-09 08:10:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-09 08:10:07] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2023-03-09 08:10:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-09 08:10:07] [INFO ] [Nat]Absence check using state equation in 401 ms returned sat
[2023-03-09 08:10:07] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:10:07] [INFO ] [Nat]Added 241 Read/Feed constraints in 58 ms returned sat
[2023-03-09 08:10:07] [INFO ] Deduced a trap composed of 11 places in 324 ms of which 1 ms to minimize.
[2023-03-09 08:10:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 464 ms
[2023-03-09 08:10:08] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 212 ms.
[2023-03-09 08:10:08] [INFO ] Added : 2 causal constraints over 1 iterations in 530 ms. Result :sat
Minimization took 307 ms.
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 229 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 45 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 229/229 places, 2747/2747 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 45 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-09 08:10:09] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:10:09] [INFO ] Invariant cache hit.
[2023-03-09 08:10:09] [INFO ] Implicit Places using invariants in 484 ms returned []
[2023-03-09 08:10:09] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:10:09] [INFO ] Invariant cache hit.
[2023-03-09 08:10:10] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-09 08:10:11] [INFO ] Implicit Places using invariants and state equation in 1909 ms returned []
Implicit Place search using SMT with State Equation took 2411 ms to find 0 implicit places.
[2023-03-09 08:10:11] [INFO ] Redundant transitions in 75 ms returned []
[2023-03-09 08:10:11] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-09 08:10:11] [INFO ] Invariant cache hit.
[2023-03-09 08:10:12] [INFO ] Dead Transitions using invariants and state equation in 1298 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3849 ms. Remains : 229/229 places, 2747/2747 transitions.
Ending property specific reduction for BugTracking-PT-q3m128-UpperBounds-15 in 11595 ms.
[2023-03-09 08:10:13] [INFO ] Flatten gal took : 265 ms
[2023-03-09 08:10:13] [INFO ] Applying decomposition
[2023-03-09 08:10:13] [INFO ] Flatten gal took : 137 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/convert-linux64' '-i' '/tmp/graph17964775114841613002.txt' '-o' '/tmp/graph17964775114841613002.bin' '-w' '/tmp/graph17964775114841613002.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph17964775114841613002.bin' '-l' '-1' '-v' '-w' '/tmp/graph17964775114841613002.weights' '-q' '0' '-e' '0.001'
[2023-03-09 08:10:14] [INFO ] Decomposing Gal with order
[2023-03-09 08:10:14] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-09 08:10:14] [INFO ] Removed a total of 280 redundant transitions.
[2023-03-09 08:10:14] [INFO ] Flatten gal took : 259 ms
[2023-03-09 08:10:14] [INFO ] Fuse similar labels procedure discarded/fused a total of 223 labels/synchronizations in 16 ms.
[2023-03-09 08:10:14] [INFO ] Time to serialize gal into /tmp/UpperBounds14588142533423679073.gal : 25 ms
[2023-03-09 08:10:14] [INFO ] Time to serialize properties into /tmp/UpperBounds1607846371780182413.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds14588142533423679073.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds1607846371780182413.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...284
Loading property file /tmp/UpperBounds1607846371780182413.prop.
Detected timeout of ITS tools.
[2023-03-09 08:31:35] [INFO ] Flatten gal took : 1169 ms
[2023-03-09 08:31:35] [INFO ] Time to serialize gal into /tmp/UpperBounds399706061200148185.gal : 113 ms
[2023-03-09 08:31:35] [INFO ] Time to serialize properties into /tmp/UpperBounds13235692691669161022.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds399706061200148185.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds13235692691669161022.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...304
Loading property file /tmp/UpperBounds13235692691669161022.prop.
Detected timeout of ITS tools.
[2023-03-09 08:52:52] [INFO ] Flatten gal took : 542 ms
[2023-03-09 08:52:58] [INFO ] Input system was already deterministic with 2747 transitions.
[2023-03-09 08:52:59] [INFO ] Transformed 229 places.
[2023-03-09 08:52:59] [INFO ] Transformed 2747 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2023-03-09 08:52:59] [INFO ] Time to serialize gal into /tmp/UpperBounds8140655445748404082.gal : 87 ms
[2023-03-09 08:52:59] [INFO ] Time to serialize properties into /tmp/UpperBounds6316226231446820533.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds8140655445748404082.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds6316226231446820533.prop' '--nowitness' '--load-order' '/home/mcc/execution/model.ord' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...349
Successfully loaded order from file /home/mcc/execution/model.ord
Loading property file /tmp/UpperBounds6316226231446820533.prop.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393340 kB
MemFree: 165740 kB
After kill :
MemTotal: 16393340 kB
MemFree: 12238944 kB

BK_TIME_CONFINEMENT_REACHED

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="BugTracking-PT-q3m128"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
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 itstools"
echo " Input is BugTracking-PT-q3m128, 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 r037-tajo-167813690300373"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BugTracking-PT-q3m128.tgz
mv BugTracking-PT-q3m128 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 ;