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.r041-tajo-167813694600373.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)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
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 r041-tajo-167813694600373
=====================================================================

--------------------
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 1678631455044

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=BugTracking-PT-q3m128
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 14:30:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-12 14:30:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 14:30:58] [INFO ] Load time of PNML (sax parser for PT used): 687 ms
[2023-03-12 14:30:58] [INFO ] Transformed 754 places.
[2023-03-12 14:30:58] [INFO ] Transformed 27370 transitions.
[2023-03-12 14:30:58] [INFO ] Parsed PT model containing 754 places and 27370 transitions and 136172 arcs in 922 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Deduced a syphon composed of 514 places in 142 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
[2023-03-12 14:30:58] [INFO ] Computed 10 place invariants in 65 ms
Incomplete random walk after 10000 steps, including 5 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 5) seen :4
FORMULA BugTracking-PT-q3m128-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 4) seen :15
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 4) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 4) seen :5
[2023-03-12 14:30:58] [INFO ] Flow matrix only has 2642 transitions (discarded 127 similar events)
// Phase 1: matrix 2642 rows 240 cols
[2023-03-12 14:30:58] [INFO ] Computed 10 place invariants in 33 ms
[2023-03-12 14:30:59] [INFO ] [Real]Absence check using 10 positive place invariants in 8 ms returned sat
[2023-03-12 14:30:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:30:59] [INFO ] [Real]Absence check using state equation in 473 ms returned sat
[2023-03-12 14:30:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:30:59] [INFO ] [Nat]Absence check using 10 positive place invariants in 3 ms returned sat
[2023-03-12 14:30:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:00] [INFO ] [Nat]Absence check using state equation in 449 ms returned sat
[2023-03-12 14:31:00] [INFO ] State equation strengthened by 255 read => feed constraints.
[2023-03-12 14:31:00] [INFO ] [Nat]Added 255 Read/Feed constraints in 188 ms returned sat
[2023-03-12 14:31:01] [INFO ] Deduced a trap composed of 23 places in 635 ms of which 7 ms to minimize.
[2023-03-12 14:31:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 849 ms
[2023-03-12 14:31:01] [INFO ] Computed and/alt/rep : 355/1401/355 causal constraints (skipped 2285 transitions) in 289 ms.
[2023-03-12 14:31:01] [INFO ] Added : 10 causal constraints over 2 iterations in 713 ms. Result :sat
Minimization took 232 ms.
[2023-03-12 14:31:02] [INFO ] [Real]Absence check using 10 positive place invariants in 3 ms returned sat
[2023-03-12 14:31:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:02] [INFO ] [Real]Absence check using state equation in 357 ms returned sat
[2023-03-12 14:31:02] [INFO ] [Real]Added 255 Read/Feed constraints in 34 ms returned sat
[2023-03-12 14:31:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:31:02] [INFO ] [Nat]Absence check using 10 positive place invariants in 6 ms returned sat
[2023-03-12 14:31:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:03] [INFO ] [Nat]Absence check using state equation in 422 ms returned sat
[2023-03-12 14:31:03] [INFO ] [Nat]Added 255 Read/Feed constraints in 62 ms returned sat
[2023-03-12 14:31:03] [INFO ] Computed and/alt/rep : 355/1401/355 causal constraints (skipped 2285 transitions) in 207 ms.
[2023-03-12 14:31:04] [INFO ] Deduced a trap composed of 17 places in 254 ms of which 1 ms to minimize.
[2023-03-12 14:31:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 429 ms
[2023-03-12 14:31:04] [INFO ] Added : 8 causal constraints over 3 iterations in 1316 ms. Result :sat
Minimization took 241 ms.
[2023-03-12 14:31:05] [INFO ] [Real]Absence check using 10 positive place invariants in 5 ms returned sat
[2023-03-12 14:31:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:05] [INFO ] [Real]Absence check using state equation in 403 ms returned sat
[2023-03-12 14:31:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:31:05] [INFO ] [Nat]Absence check using 10 positive place invariants in 3 ms returned sat
[2023-03-12 14:31:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:05] [INFO ] [Nat]Absence check using state equation in 409 ms returned sat
[2023-03-12 14:31:06] [INFO ] [Nat]Added 255 Read/Feed constraints in 120 ms returned sat
[2023-03-12 14:31:06] [INFO ] Deduced a trap composed of 26 places in 335 ms of which 2 ms to minimize.
[2023-03-12 14:31:06] [INFO ] Deduced a trap composed of 17 places in 317 ms of which 1 ms to minimize.
[2023-03-12 14:31:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 886 ms
[2023-03-12 14:31:07] [INFO ] Computed and/alt/rep : 355/1401/355 causal constraints (skipped 2285 transitions) in 205 ms.
[2023-03-12 14:31:07] [INFO ] Added : 6 causal constraints over 2 iterations in 705 ms. Result :sat
Minimization took 304 ms.
[2023-03-12 14:31:08] [INFO ] [Real]Absence check using 10 positive place invariants in 5 ms returned sat
[2023-03-12 14:31:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:08] [INFO ] [Real]Absence check using state equation in 443 ms returned sat
[2023-03-12 14:31:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:31:08] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2023-03-12 14:31:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:09] [INFO ] [Nat]Absence check using state equation in 382 ms returned sat
[2023-03-12 14:31:09] [INFO ] [Nat]Added 255 Read/Feed constraints in 32 ms returned sat
[2023-03-12 14:31:09] [INFO ] Computed and/alt/rep : 355/1401/355 causal constraints (skipped 2285 transitions) in 233 ms.
[2023-03-12 14:31:09] [INFO ] Added : 5 causal constraints over 3 iterations in 835 ms. Result :sat
Minimization took 291 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, 1] Max seen :[0, 15, 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.11 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 2 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 295 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 296 ms. Remains : 229/240 places, 2747/2769 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:31:10] [INFO ] Computed 8 place invariants in 28 ms
Incomplete random walk after 1000002 steps, including 2 resets, run finished after 728 ms. (steps per millisecond=1373 ) properties (out of 4) seen :267
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2042 ms. (steps per millisecond=489 ) properties (out of 4) seen :24
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1934 ms. (steps per millisecond=517 ) properties (out of 4) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2037 ms. (steps per millisecond=490 ) properties (out of 4) seen :27
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1982 ms. (steps per millisecond=504 ) properties (out of 4) seen :28
[2023-03-12 14:31:19] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:31:19] [INFO ] Computed 8 place invariants in 20 ms
[2023-03-12 14:31:19] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 14:31:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:20] [INFO ] [Real]Absence check using state equation in 352 ms returned sat
[2023-03-12 14:31:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:31:20] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 14:31:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:20] [INFO ] [Nat]Absence check using state equation in 430 ms returned sat
[2023-03-12 14:31:20] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:31:20] [INFO ] [Nat]Added 241 Read/Feed constraints in 175 ms returned sat
[2023-03-12 14:31:21] [INFO ] Deduced a trap composed of 60 places in 231 ms of which 2 ms to minimize.
[2023-03-12 14:31:21] [INFO ] Deduced a trap composed of 24 places in 208 ms of which 0 ms to minimize.
[2023-03-12 14:31:21] [INFO ] Deduced a trap composed of 19 places in 199 ms of which 0 ms to minimize.
[2023-03-12 14:31:21] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 867 ms
[2023-03-12 14:31:21] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 202 ms.
[2023-03-12 14:31:22] [INFO ] Added : 6 causal constraints over 2 iterations in 539 ms. Result :sat
Minimization took 323 ms.
[2023-03-12 14:31:22] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 14:31:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:22] [INFO ] [Real]Absence check using state equation in 278 ms returned sat
[2023-03-12 14:31:23] [INFO ] [Real]Added 241 Read/Feed constraints in 47 ms returned sat
[2023-03-12 14:31:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:31:23] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:31:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:23] [INFO ] [Nat]Absence check using state equation in 373 ms returned sat
[2023-03-12 14:31:23] [INFO ] [Nat]Added 241 Read/Feed constraints in 33 ms returned sat
[2023-03-12 14:31:23] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 223 ms.
[2023-03-12 14:31:24] [INFO ] Added : 1 causal constraints over 1 iterations in 546 ms. Result :sat
Minimization took 204 ms.
[2023-03-12 14:31:24] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:31:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:24] [INFO ] [Real]Absence check using state equation in 382 ms returned sat
[2023-03-12 14:31:24] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:31:24] [INFO ] [Nat]Absence check using 8 positive place invariants in 7 ms returned sat
[2023-03-12 14:31:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:25] [INFO ] [Nat]Absence check using state equation in 428 ms returned sat
[2023-03-12 14:31:25] [INFO ] [Nat]Added 241 Read/Feed constraints in 244 ms returned sat
[2023-03-12 14:31:25] [INFO ] Deduced a trap composed of 14 places in 217 ms of which 0 ms to minimize.
[2023-03-12 14:31:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 368 ms
[2023-03-12 14:31:26] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 221 ms.
[2023-03-12 14:31:26] [INFO ] Added : 6 causal constraints over 2 iterations in 600 ms. Result :sat
Minimization took 318 ms.
[2023-03-12 14:31:27] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 14:31:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:27] [INFO ] [Real]Absence check using state equation in 290 ms returned sat
[2023-03-12 14:31:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:31:27] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 14:31:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:27] [INFO ] [Nat]Absence check using state equation in 337 ms returned sat
[2023-03-12 14:31:27] [INFO ] [Nat]Added 241 Read/Feed constraints in 45 ms returned sat
[2023-03-12 14:31:28] [INFO ] Deduced a trap composed of 11 places in 388 ms of which 1 ms to minimize.
[2023-03-12 14:31:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 483 ms
[2023-03-12 14:31:28] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 208 ms.
[2023-03-12 14:31:28] [INFO ] Added : 2 causal constraints over 1 iterations in 492 ms. Result :sat
Minimization took 275 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, 1] Max seen :[0, 267, 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 52 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 53 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.
[2023-03-12 14:31:29] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:31:29] [INFO ] Invariant cache hit.
[2023-03-12 14:31:30] [INFO ] Implicit Places using invariants in 580 ms returned []
[2023-03-12 14:31:30] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:31:30] [INFO ] Invariant cache hit.
[2023-03-12 14:31:31] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:31:32] [INFO ] Implicit Places using invariants and state equation in 1551 ms returned []
Implicit Place search using SMT with State Equation took 2149 ms to find 0 implicit places.
[2023-03-12 14:31:32] [INFO ] Redundant transitions in 253 ms returned []
[2023-03-12 14:31:32] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:31:32] [INFO ] Invariant cache hit.
[2023-03-12 14:31:33] [INFO ] Dead Transitions using invariants and state equation in 799 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3252 ms. Remains : 229/229 places, 2747/2747 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:31:33] [INFO ] Computed 8 place invariants in 11 ms
Incomplete random walk after 1000052 steps, including 2 resets, run finished after 606 ms. (steps per millisecond=1650 ) properties (out of 4) seen :202
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1936 ms. (steps per millisecond=516 ) properties (out of 4) seen :48
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1921 ms. (steps per millisecond=520 ) properties (out of 4) seen :5590
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2487 ms. (steps per millisecond=402 ) properties (out of 4) seen :21
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2364 ms. (steps per millisecond=423 ) properties (out of 4) seen :17
[2023-03-12 14:31:42] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:31:42] [INFO ] Computed 8 place invariants in 20 ms
[2023-03-12 14:31:42] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 14:31:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:42] [INFO ] [Real]Absence check using state equation in 347 ms returned sat
[2023-03-12 14:31:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:31:43] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:31:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:43] [INFO ] [Nat]Absence check using state equation in 315 ms returned sat
[2023-03-12 14:31:43] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:31:43] [INFO ] [Nat]Added 241 Read/Feed constraints in 136 ms returned sat
[2023-03-12 14:31:43] [INFO ] Deduced a trap composed of 60 places in 218 ms of which 0 ms to minimize.
[2023-03-12 14:31:44] [INFO ] Deduced a trap composed of 24 places in 206 ms of which 0 ms to minimize.
[2023-03-12 14:31:44] [INFO ] Deduced a trap composed of 19 places in 195 ms of which 1 ms to minimize.
[2023-03-12 14:31:44] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 813 ms
[2023-03-12 14:31:44] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 191 ms.
[2023-03-12 14:31:44] [INFO ] Added : 6 causal constraints over 2 iterations in 627 ms. Result :sat
Minimization took 360 ms.
[2023-03-12 14:31:45] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 14:31:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:45] [INFO ] [Real]Absence check using state equation in 384 ms returned sat
[2023-03-12 14:31:45] [INFO ] [Real]Added 241 Read/Feed constraints in 56 ms returned sat
[2023-03-12 14:31:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:31:46] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:31:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:46] [INFO ] [Nat]Absence check using state equation in 350 ms returned sat
[2023-03-12 14:31:46] [INFO ] [Nat]Added 241 Read/Feed constraints in 30 ms returned sat
[2023-03-12 14:31:46] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 174 ms.
[2023-03-12 14:31:46] [INFO ] Added : 1 causal constraints over 1 iterations in 470 ms. Result :sat
Minimization took 208 ms.
[2023-03-12 14:31:47] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:31:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:47] [INFO ] [Real]Absence check using state equation in 361 ms returned sat
[2023-03-12 14:31:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:31:47] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-12 14:31:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:48] [INFO ] [Nat]Absence check using state equation in 356 ms returned sat
[2023-03-12 14:31:48] [INFO ] [Nat]Added 241 Read/Feed constraints in 178 ms returned sat
[2023-03-12 14:31:48] [INFO ] Deduced a trap composed of 14 places in 192 ms of which 0 ms to minimize.
[2023-03-12 14:31:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 331 ms
[2023-03-12 14:31:48] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 183 ms.
[2023-03-12 14:31:49] [INFO ] Added : 6 causal constraints over 2 iterations in 532 ms. Result :sat
Minimization took 206 ms.
[2023-03-12 14:31:49] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 14:31:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:49] [INFO ] [Real]Absence check using state equation in 351 ms returned sat
[2023-03-12 14:31:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:31:49] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:31:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:31:50] [INFO ] [Nat]Absence check using state equation in 367 ms returned sat
[2023-03-12 14:31:50] [INFO ] [Nat]Added 241 Read/Feed constraints in 46 ms returned sat
[2023-03-12 14:31:50] [INFO ] Deduced a trap composed of 11 places in 258 ms of which 0 ms to minimize.
[2023-03-12 14:31:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 351 ms
[2023-03-12 14:31:50] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 194 ms.
[2023-03-12 14:31:51] [INFO ] Added : 2 causal constraints over 1 iterations in 455 ms. Result :sat
Minimization took 181 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, 1] Max seen :[0, 5590, 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 114 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 127 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 52 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-12 14:32:04] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:32:04] [INFO ] Invariant cache hit.
[2023-03-12 14:32:05] [INFO ] Implicit Places using invariants in 430 ms returned []
[2023-03-12 14:32:05] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:32:05] [INFO ] Invariant cache hit.
[2023-03-12 14:32:05] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:32:06] [INFO ] Implicit Places using invariants and state equation in 1710 ms returned []
Implicit Place search using SMT with State Equation took 2153 ms to find 0 implicit places.
[2023-03-12 14:32:06] [INFO ] Redundant transitions in 84 ms returned []
[2023-03-12 14:32:06] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:32:06] [INFO ] Invariant cache hit.
[2023-03-12 14:32:07] [INFO ] Dead Transitions using invariants and state equation in 976 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3296 ms. Remains : 229/229 places, 2747/2747 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:32:07] [INFO ] Computed 8 place invariants in 7 ms
Incomplete random walk after 1000070 steps, including 2 resets, run finished after 660 ms. (steps per millisecond=1515 ) properties (out of 4) seen :306
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1938 ms. (steps per millisecond=515 ) properties (out of 4) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2227 ms. (steps per millisecond=449 ) properties (out of 4) seen :5125
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2522 ms. (steps per millisecond=396 ) properties (out of 4) seen :19
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2182 ms. (steps per millisecond=458 ) properties (out of 4) seen :21
[2023-03-12 14:32:17] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:32:17] [INFO ] Computed 8 place invariants in 13 ms
[2023-03-12 14:32:17] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-12 14:32:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:32:17] [INFO ] [Real]Absence check using state equation in 386 ms returned sat
[2023-03-12 14:32:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:32:18] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 14:32:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:32:18] [INFO ] [Nat]Absence check using state equation in 356 ms returned sat
[2023-03-12 14:32:18] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:32:18] [INFO ] [Nat]Added 241 Read/Feed constraints in 177 ms returned sat
[2023-03-12 14:32:18] [INFO ] Deduced a trap composed of 60 places in 245 ms of which 0 ms to minimize.
[2023-03-12 14:32:19] [INFO ] Deduced a trap composed of 24 places in 222 ms of which 0 ms to minimize.
[2023-03-12 14:32:19] [INFO ] Deduced a trap composed of 19 places in 231 ms of which 1 ms to minimize.
[2023-03-12 14:32:19] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 939 ms
[2023-03-12 14:32:19] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 170 ms.
[2023-03-12 14:32:20] [INFO ] Added : 6 causal constraints over 2 iterations in 573 ms. Result :sat
Minimization took 360 ms.
[2023-03-12 14:32:20] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 14:32:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:32:21] [INFO ] [Real]Absence check using state equation in 452 ms returned sat
[2023-03-12 14:32:21] [INFO ] [Real]Added 241 Read/Feed constraints in 42 ms returned sat
[2023-03-12 14:32:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:32:21] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:32:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:32:21] [INFO ] [Nat]Absence check using state equation in 399 ms returned sat
[2023-03-12 14:32:21] [INFO ] [Nat]Added 241 Read/Feed constraints in 36 ms returned sat
[2023-03-12 14:32:21] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 190 ms.
[2023-03-12 14:32:22] [INFO ] Added : 1 causal constraints over 1 iterations in 485 ms. Result :sat
Minimization took 210 ms.
[2023-03-12 14:32:22] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 14:32:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:32:23] [INFO ] [Real]Absence check using state equation in 450 ms returned sat
[2023-03-12 14:32:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:32:23] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 14:32:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:32:23] [INFO ] [Nat]Absence check using state equation in 446 ms returned sat
[2023-03-12 14:32:23] [INFO ] [Nat]Added 241 Read/Feed constraints in 241 ms returned sat
[2023-03-12 14:32:24] [INFO ] Deduced a trap composed of 14 places in 200 ms of which 1 ms to minimize.
[2023-03-12 14:32:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 322 ms
[2023-03-12 14:32:24] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 181 ms.
[2023-03-12 14:32:24] [INFO ] Added : 6 causal constraints over 2 iterations in 558 ms. Result :sat
Minimization took 277 ms.
[2023-03-12 14:32:25] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 14:32:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:32:25] [INFO ] [Real]Absence check using state equation in 428 ms returned sat
[2023-03-12 14:32:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:32:25] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 14:32:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:32:26] [INFO ] [Nat]Absence check using state equation in 450 ms returned sat
[2023-03-12 14:32:26] [INFO ] [Nat]Added 241 Read/Feed constraints in 46 ms returned sat
[2023-03-12 14:32:26] [INFO ] Deduced a trap composed of 11 places in 295 ms of which 1 ms to minimize.
[2023-03-12 14:32:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 404 ms
[2023-03-12 14:32:26] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 229 ms.
[2023-03-12 14:32:27] [INFO ] Added : 2 causal constraints over 1 iterations in 548 ms. Result :sat
Minimization took 285 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, 1] Max seen :[0, 5590, 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 44 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 44 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 73 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-12 14:32:41] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:32:41] [INFO ] Invariant cache hit.
[2023-03-12 14:32:41] [INFO ] Implicit Places using invariants in 438 ms returned []
[2023-03-12 14:32:41] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:32:41] [INFO ] Invariant cache hit.
[2023-03-12 14:32:41] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:32:42] [INFO ] Implicit Places using invariants and state equation in 1428 ms returned []
Implicit Place search using SMT with State Equation took 1899 ms to find 0 implicit places.
[2023-03-12 14:32:42] [INFO ] Redundant transitions in 58 ms returned []
[2023-03-12 14:32:42] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:32:42] [INFO ] Invariant cache hit.
[2023-03-12 14:32:43] [INFO ] Dead Transitions using invariants and state equation in 750 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2802 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
[2023-03-12 14:32:43] [INFO ] Computed 8 place invariants in 8 ms
Incomplete random walk after 10108 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1444 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
[2023-03-12 14:32:43] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:32:43] [INFO ] Computed 8 place invariants in 7 ms
[2023-03-12 14:32:43] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-12 14:32:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:32:44] [INFO ] [Real]Absence check using state equation in 296 ms returned sat
[2023-03-12 14:32:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:32:44] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-12 14:32:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:32:44] [INFO ] [Nat]Absence check using state equation in 301 ms returned sat
[2023-03-12 14:32:44] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:32:44] [INFO ] [Nat]Added 241 Read/Feed constraints in 147 ms returned sat
[2023-03-12 14:32:44] [INFO ] Deduced a trap composed of 60 places in 237 ms of which 1 ms to minimize.
[2023-03-12 14:32:45] [INFO ] Deduced a trap composed of 24 places in 188 ms of which 1 ms to minimize.
[2023-03-12 14:32:45] [INFO ] Deduced a trap composed of 19 places in 192 ms of which 12 ms to minimize.
[2023-03-12 14:32:45] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 794 ms
[2023-03-12 14:32:45] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 162 ms.
[2023-03-12 14:32:45] [INFO ] Added : 6 causal constraints over 2 iterations in 424 ms. Result :sat
Minimization took 251 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 43 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 44 ms. Remains : 229/229 places, 2747/2747 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:32:46] [INFO ] Computed 8 place invariants in 10 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 712 ms. (steps per millisecond=1404 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2210 ms. (steps per millisecond=452 ) properties (out of 1) seen :0
[2023-03-12 14:32:49] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:32:49] [INFO ] Computed 8 place invariants in 9 ms
[2023-03-12 14:32:49] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:32:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:32:49] [INFO ] [Real]Absence check using state equation in 365 ms returned sat
[2023-03-12 14:32:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:32:49] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:32:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:32:50] [INFO ] [Nat]Absence check using state equation in 339 ms returned sat
[2023-03-12 14:32:50] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:32:50] [INFO ] [Nat]Added 241 Read/Feed constraints in 127 ms returned sat
[2023-03-12 14:32:50] [INFO ] Deduced a trap composed of 60 places in 257 ms of which 1 ms to minimize.
[2023-03-12 14:32:50] [INFO ] Deduced a trap composed of 24 places in 285 ms of which 1 ms to minimize.
[2023-03-12 14:32:51] [INFO ] Deduced a trap composed of 19 places in 205 ms of which 0 ms to minimize.
[2023-03-12 14:32:51] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 944 ms
[2023-03-12 14:32:51] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 171 ms.
[2023-03-12 14:32:51] [INFO ] Added : 6 causal constraints over 2 iterations in 528 ms. Result :sat
Minimization took 354 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 40 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 39 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-12 14:32:52] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:32:52] [INFO ] Invariant cache hit.
[2023-03-12 14:32:52] [INFO ] Implicit Places using invariants in 325 ms returned []
[2023-03-12 14:32:52] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:32:52] [INFO ] Invariant cache hit.
[2023-03-12 14:32:53] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:32:54] [INFO ] Implicit Places using invariants and state equation in 1457 ms returned []
Implicit Place search using SMT with State Equation took 1784 ms to find 0 implicit places.
[2023-03-12 14:32:54] [INFO ] Redundant transitions in 72 ms returned []
[2023-03-12 14:32:54] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:32:54] [INFO ] Invariant cache hit.
[2023-03-12 14:32:55] [INFO ] Dead Transitions using invariants and state equation in 804 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2724 ms. Remains : 229/229 places, 2747/2747 transitions.
Ending property specific reduction for BugTracking-PT-q3m128-UpperBounds-02 in 11305 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
[2023-03-12 14:32:55] [INFO ] Computed 8 place invariants in 8 ms
Incomplete random walk after 10047 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1435 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :76
[2023-03-12 14:32:55] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:32:55] [INFO ] Computed 8 place invariants in 6 ms
[2023-03-12 14:32:55] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-12 14:32:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:32:55] [INFO ] [Real]Absence check using state equation in 288 ms returned sat
[2023-03-12 14:32:55] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:32:55] [INFO ] [Real]Added 241 Read/Feed constraints in 29 ms returned sat
[2023-03-12 14:32:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:32:55] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:32:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:32:55] [INFO ] [Nat]Absence check using state equation in 346 ms returned sat
[2023-03-12 14:32:55] [INFO ] [Nat]Added 241 Read/Feed constraints in 34 ms returned sat
[2023-03-12 14:32:56] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 169 ms.
[2023-03-12 14:32:56] [INFO ] Added : 1 causal constraints over 1 iterations in 345 ms. Result :sat
Minimization took 160 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[76]
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 33 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 34 ms. Remains : 229/229 places, 2747/2747 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:32:56] [INFO ] Computed 8 place invariants in 10 ms
Incomplete random walk after 1000097 steps, including 2 resets, run finished after 725 ms. (steps per millisecond=1379 ) properties (out of 1) seen :260
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1905 ms. (steps per millisecond=524 ) properties (out of 1) seen :5363
[2023-03-12 14:32:59] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:32:59] [INFO ] Computed 8 place invariants in 12 ms
[2023-03-12 14:32:59] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:32:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:32:59] [INFO ] [Real]Absence check using state equation in 315 ms returned sat
[2023-03-12 14:32:59] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:32:59] [INFO ] [Real]Added 241 Read/Feed constraints in 33 ms returned sat
[2023-03-12 14:32:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:32:59] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:32:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:33:00] [INFO ] [Nat]Absence check using state equation in 265 ms returned sat
[2023-03-12 14:33:00] [INFO ] [Nat]Added 241 Read/Feed constraints in 32 ms returned sat
[2023-03-12 14:33:00] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 149 ms.
[2023-03-12 14:33:00] [INFO ] Added : 1 causal constraints over 1 iterations in 373 ms. Result :sat
Minimization took 161 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[5363]
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 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 33 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-12 14:33:12] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:33:12] [INFO ] Invariant cache hit.
[2023-03-12 14:33:12] [INFO ] Implicit Places using invariants in 338 ms returned []
[2023-03-12 14:33:12] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:33:12] [INFO ] Invariant cache hit.
[2023-03-12 14:33:13] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:33:14] [INFO ] Implicit Places using invariants and state equation in 1508 ms returned []
Implicit Place search using SMT with State Equation took 1848 ms to find 0 implicit places.
[2023-03-12 14:33:14] [INFO ] Redundant transitions in 91 ms returned []
[2023-03-12 14:33:14] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:33:14] [INFO ] Invariant cache hit.
[2023-03-12 14:33:15] [INFO ] Dead Transitions using invariants and state equation in 820 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2803 ms. Remains : 229/229 places, 2747/2747 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:33:15] [INFO ] Computed 8 place invariants in 7 ms
Incomplete random walk after 1000093 steps, including 2 resets, run finished after 658 ms. (steps per millisecond=1519 ) properties (out of 1) seen :333
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2021 ms. (steps per millisecond=494 ) properties (out of 1) seen :5833
[2023-03-12 14:33:17] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:33:17] [INFO ] Computed 8 place invariants in 16 ms
[2023-03-12 14:33:17] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 14:33:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:33:18] [INFO ] [Real]Absence check using state equation in 410 ms returned sat
[2023-03-12 14:33:18] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:33:18] [INFO ] [Real]Added 241 Read/Feed constraints in 41 ms returned sat
[2023-03-12 14:33:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:33:18] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:33:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:33:18] [INFO ] [Nat]Absence check using state equation in 355 ms returned sat
[2023-03-12 14:33:18] [INFO ] [Nat]Added 241 Read/Feed constraints in 32 ms returned sat
[2023-03-12 14:33:19] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 217 ms.
[2023-03-12 14:33:19] [INFO ] Added : 1 causal constraints over 1 iterations in 468 ms. Result :sat
Minimization took 214 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[5833]
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 41 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.
[2023-03-12 14:33:33] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:33:33] [INFO ] Invariant cache hit.
[2023-03-12 14:33:33] [INFO ] Implicit Places using invariants in 355 ms returned []
[2023-03-12 14:33:33] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:33:33] [INFO ] Invariant cache hit.
[2023-03-12 14:33:33] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:33:35] [INFO ] Implicit Places using invariants and state equation in 1531 ms returned []
Implicit Place search using SMT with State Equation took 1901 ms to find 0 implicit places.
[2023-03-12 14:33:35] [INFO ] Redundant transitions in 75 ms returned []
[2023-03-12 14:33:35] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:33:35] [INFO ] Invariant cache hit.
[2023-03-12 14:33:35] [INFO ] Dead Transitions using invariants and state equation in 894 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2919 ms. Remains : 229/229 places, 2747/2747 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:33:35] [INFO ] Computed 8 place invariants in 7 ms
Incomplete random walk after 1000116 steps, including 2 resets, run finished after 618 ms. (steps per millisecond=1618 ) properties (out of 1) seen :228
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2014 ms. (steps per millisecond=496 ) properties (out of 1) seen :5833
[2023-03-12 14:33:38] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:33:38] [INFO ] Computed 8 place invariants in 7 ms
[2023-03-12 14:33:38] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:33:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:33:39] [INFO ] [Real]Absence check using state equation in 357 ms returned sat
[2023-03-12 14:33:39] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:33:39] [INFO ] [Real]Added 241 Read/Feed constraints in 34 ms returned sat
[2023-03-12 14:33:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:33:39] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:33:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:33:39] [INFO ] [Nat]Absence check using state equation in 304 ms returned sat
[2023-03-12 14:33:39] [INFO ] [Nat]Added 241 Read/Feed constraints in 28 ms returned sat
[2023-03-12 14:33:39] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 146 ms.
[2023-03-12 14:33:39] [INFO ] Added : 1 causal constraints over 1 iterations in 308 ms. Result :sat
Minimization took 139 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[5833]
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 67 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 68 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 47 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-12 14:33:52] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:33:52] [INFO ] Invariant cache hit.
[2023-03-12 14:33:53] [INFO ] Implicit Places using invariants in 312 ms returned []
[2023-03-12 14:33:53] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:33:53] [INFO ] Invariant cache hit.
[2023-03-12 14:33:53] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:33:54] [INFO ] Implicit Places using invariants and state equation in 1416 ms returned []
Implicit Place search using SMT with State Equation took 1730 ms to find 0 implicit places.
[2023-03-12 14:33:54] [INFO ] Redundant transitions in 67 ms returned []
[2023-03-12 14:33:54] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:33:54] [INFO ] Invariant cache hit.
[2023-03-12 14:33:55] [INFO ] Dead Transitions using invariants and state equation in 811 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2661 ms. Remains : 229/229 places, 2747/2747 transitions.
Ending property specific reduction for BugTracking-PT-q3m128-UpperBounds-13 in 60253 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
[2023-03-12 14:33:55] [INFO ] Computed 8 place invariants in 8 ms
Incomplete random walk after 10038 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1115 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
[2023-03-12 14:33:55] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:33:55] [INFO ] Computed 8 place invariants in 10 ms
[2023-03-12 14:33:55] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:33:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:33:55] [INFO ] [Real]Absence check using state equation in 313 ms returned sat
[2023-03-12 14:33:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:33:55] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:33:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:33:56] [INFO ] [Nat]Absence check using state equation in 314 ms returned sat
[2023-03-12 14:33:56] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:33:56] [INFO ] [Nat]Added 241 Read/Feed constraints in 202 ms returned sat
[2023-03-12 14:33:56] [INFO ] Deduced a trap composed of 14 places in 232 ms of which 1 ms to minimize.
[2023-03-12 14:33:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 357 ms
[2023-03-12 14:33:56] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 196 ms.
[2023-03-12 14:33:57] [INFO ] Added : 6 causal constraints over 2 iterations in 543 ms. Result :sat
Minimization took 230 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 38 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.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:33:57] [INFO ] Computed 8 place invariants in 14 ms
Incomplete random walk after 1000095 steps, including 2 resets, run finished after 733 ms. (steps per millisecond=1364 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1845 ms. (steps per millisecond=542 ) properties (out of 1) seen :0
[2023-03-12 14:34:00] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:34:00] [INFO ] Computed 8 place invariants in 18 ms
[2023-03-12 14:34:00] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 14:34:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:34:00] [INFO ] [Real]Absence check using state equation in 324 ms returned sat
[2023-03-12 14:34:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:34:00] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:34:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:34:01] [INFO ] [Nat]Absence check using state equation in 305 ms returned sat
[2023-03-12 14:34:01] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:34:01] [INFO ] [Nat]Added 241 Read/Feed constraints in 188 ms returned sat
[2023-03-12 14:34:01] [INFO ] Deduced a trap composed of 14 places in 179 ms of which 0 ms to minimize.
[2023-03-12 14:34:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 292 ms
[2023-03-12 14:34:01] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 172 ms.
[2023-03-12 14:34:02] [INFO ] Added : 6 causal constraints over 2 iterations in 555 ms. Result :sat
Minimization took 315 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 43 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 37 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-12 14:34:02] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:34:02] [INFO ] Invariant cache hit.
[2023-03-12 14:34:03] [INFO ] Implicit Places using invariants in 342 ms returned []
[2023-03-12 14:34:03] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:34:03] [INFO ] Invariant cache hit.
[2023-03-12 14:34:03] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:34:04] [INFO ] Implicit Places using invariants and state equation in 1568 ms returned []
Implicit Place search using SMT with State Equation took 1911 ms to find 0 implicit places.
[2023-03-12 14:34:04] [INFO ] Redundant transitions in 85 ms returned []
[2023-03-12 14:34:04] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:34:04] [INFO ] Invariant cache hit.
[2023-03-12 14:34:05] [INFO ] Dead Transitions using invariants and state equation in 906 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2948 ms. Remains : 229/229 places, 2747/2747 transitions.
Ending property specific reduction for BugTracking-PT-q3m128-UpperBounds-14 in 10381 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
[2023-03-12 14:34:05] [INFO ] Computed 8 place invariants in 11 ms
Incomplete random walk after 10117 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=843 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
[2023-03-12 14:34:05] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:34:05] [INFO ] Computed 8 place invariants in 18 ms
[2023-03-12 14:34:05] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:34:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:34:06] [INFO ] [Real]Absence check using state equation in 303 ms returned sat
[2023-03-12 14:34:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:34:06] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-12 14:34:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:34:06] [INFO ] [Nat]Absence check using state equation in 328 ms returned sat
[2023-03-12 14:34:06] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:34:06] [INFO ] [Nat]Added 241 Read/Feed constraints in 37 ms returned sat
[2023-03-12 14:34:06] [INFO ] Deduced a trap composed of 11 places in 181 ms of which 0 ms to minimize.
[2023-03-12 14:34:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 259 ms
[2023-03-12 14:34:07] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 148 ms.
[2023-03-12 14:34:07] [INFO ] Added : 2 causal constraints over 1 iterations in 310 ms. Result :sat
Minimization took 213 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 36 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 37 ms. Remains : 229/229 places, 2747/2747 transitions.
Normalized transition count is 2618 out of 2747 initially.
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:34:07] [INFO ] Computed 8 place invariants in 8 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 799 ms. (steps per millisecond=1251 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2027 ms. (steps per millisecond=493 ) properties (out of 1) seen :0
[2023-03-12 14:34:10] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2023-03-12 14:34:10] [INFO ] Computed 8 place invariants in 16 ms
[2023-03-12 14:34:10] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 14:34:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 14:34:10] [INFO ] [Real]Absence check using state equation in 383 ms returned sat
[2023-03-12 14:34:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 14:34:10] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 14:34:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 14:34:11] [INFO ] [Nat]Absence check using state equation in 374 ms returned sat
[2023-03-12 14:34:11] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:34:11] [INFO ] [Nat]Added 241 Read/Feed constraints in 47 ms returned sat
[2023-03-12 14:34:11] [INFO ] Deduced a trap composed of 11 places in 239 ms of which 0 ms to minimize.
[2023-03-12 14:34:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 353 ms
[2023-03-12 14:34:11] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 163 ms.
[2023-03-12 14:34:12] [INFO ] Added : 2 causal constraints over 1 iterations in 449 ms. Result :sat
Minimization took 241 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 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 37 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 39 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2023-03-12 14:34:12] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:34:12] [INFO ] Invariant cache hit.
[2023-03-12 14:34:13] [INFO ] Implicit Places using invariants in 308 ms returned []
[2023-03-12 14:34:13] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:34:13] [INFO ] Invariant cache hit.
[2023-03-12 14:34:13] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-12 14:34:14] [INFO ] Implicit Places using invariants and state equation in 1532 ms returned []
Implicit Place search using SMT with State Equation took 1855 ms to find 0 implicit places.
[2023-03-12 14:34:14] [INFO ] Redundant transitions in 56 ms returned []
[2023-03-12 14:34:14] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2023-03-12 14:34:14] [INFO ] Invariant cache hit.
[2023-03-12 14:34:15] [INFO ] Dead Transitions using invariants and state equation in 730 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2702 ms. Remains : 229/229 places, 2747/2747 transitions.
Ending property specific reduction for BugTracking-PT-q3m128-UpperBounds-15 in 9696 ms.
[2023-03-12 14:34:15] [INFO ] Flatten gal took : 353 ms
[2023-03-12 14:34:15] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2023-03-12 14:34:16] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 229 places, 2747 transitions and 13485 arcs took 13 ms.
Total runtime 198758 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/875/ub_0_ --maxsum=/tmp/875/ub_1_ --maxsum=/tmp/875/ub_2_ --maxsum=/tmp/875/ub_3_
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393340 kB
MemFree: 15495984 kB
After kill :
MemTotal: 16393340 kB
MemFree: 16079376 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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ 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="BugTracking-PT-q3m128"
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 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 r041-tajo-167813694600373"
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 ;