Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r098-smll-174860112200192.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is FireWire-PT-09, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-smll-174860112200192
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 624K
-rw-r--r-- 1 mcc users 6.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 194K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 100K May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1748679421399

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FireWire-PT-09
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-31 08:17:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-31 08:17:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 08:17:04] [INFO ] Load time of PNML (sax parser for PT used): 194 ms
[2025-05-31 08:17:04] [INFO ] Transformed 130 places.
[2025-05-31 08:17:04] [INFO ] Transformed 408 transitions.
[2025-05-31 08:17:04] [INFO ] Found NUPN structural information;
[2025-05-31 08:17:04] [INFO ] Parsed PT model containing 130 places and 408 transitions and 1525 arcs in 793 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 130/130 places, 408/408 transitions.
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 130 transition count 352
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 58 place count 129 transition count 351
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 64 place count 126 transition count 357
Applied a total of 64 rules in 119 ms. Remains 126 /130 variables (removed 4) and now considering 357/408 (removed 51) transitions.
[2025-05-31 08:17:05] [INFO ] Flow matrix only has 315 transitions (discarded 42 similar events)
// Phase 1: matrix 315 rows 126 cols
[2025-05-31 08:17:05] [INFO ] Computed 8 invariants in 53 ms
[2025-05-31 08:17:05] [INFO ] Implicit Places using invariants in 651 ms returned []
[2025-05-31 08:17:05] [INFO ] Flow matrix only has 315 transitions (discarded 42 similar events)
[2025-05-31 08:17:05] [INFO ] Invariant cache hit.
[2025-05-31 08:17:06] [INFO ] State equation strengthened by 47 read => feed constraints.
[2025-05-31 08:17:06] [INFO ] Implicit Places using invariants and state equation in 694 ms returned [13, 38]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1414 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 124/130 places, 357/408 transitions.
Applied a total of 0 rules in 9 ms. Remains 124 /124 variables (removed 0) and now considering 357/357 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1586 ms. Remains : 124/130 places, 357/408 transitions.
Discarding 116 transitions out of 357. Remains 241
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (2251 resets) in 3279 ms. (12 steps per ms) remains 137/240 properties
BEST_FIRST walk for 402 steps (12 resets) in 15 ms. (25 steps per ms) remains 137/137 properties
BEST_FIRST walk for 404 steps (10 resets) in 14 ms. (26 steps per ms) remains 137/137 properties
BEST_FIRST walk for 402 steps (11 resets) in 14 ms. (26 steps per ms) remains 137/137 properties
BEST_FIRST walk for 404 steps (8 resets) in 17 ms. (22 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (12 resets) in 13 ms. (28 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (12 resets) in 31 ms. (12 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (9 resets) in 21 ms. (18 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (9 resets) in 19 ms. (20 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (11 resets) in 13 ms. (28 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (9 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 137/137 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (11 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
BEST_FIRST walk for 402 steps (9 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 137/137 properties
BEST_FIRST walk for 404 steps (11 resets) in 8 ms. (44 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (10 resets) in 8 ms. (44 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (10 resets) in 10 ms. (36 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (9 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
BEST_FIRST walk for 404 steps (10 resets) in 14 ms. (26 steps per ms) remains 137/137 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 137/137 properties
BEST_FIRST walk for 404 steps (10 resets) in 11 ms. (33 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (9 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
BEST_FIRST walk for 404 steps (10 resets) in 11 ms. (33 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 137/137 properties
BEST_FIRST walk for 401 steps (10 resets) in 7 ms. (50 steps per ms) remains 137/137 properties
BEST_FIRST walk for 404 steps (11 resets) in 7 ms. (50 steps per ms) remains 137/137 properties
BEST_FIRST walk for 402 steps (10 resets) in 6 ms. (57 steps per ms) remains 137/137 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
BEST_FIRST walk for 402 steps (10 resets) in 7 ms. (50 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (10 resets) in 6 ms. (57 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (10 resets) in 8 ms. (44 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (11 resets) in 8 ms. (44 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (10 resets) in 8 ms. (44 steps per ms) remains 137/137 properties
BEST_FIRST walk for 404 steps (9 resets) in 6 ms. (57 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (9 resets) in 9 ms. (40 steps per ms) remains 137/137 properties
BEST_FIRST walk for 402 steps (11 resets) in 8 ms. (44 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (10 resets) in 7 ms. (50 steps per ms) remains 137/137 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (10 resets) in 7 ms. (50 steps per ms) remains 137/137 properties
BEST_FIRST walk for 402 steps (10 resets) in 7 ms. (50 steps per ms) remains 137/137 properties
BEST_FIRST walk for 404 steps (14 resets) in 6 ms. (57 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 137/137 properties
BEST_FIRST walk for 403 steps (9 resets) in 6 ms. (57 steps per ms) remains 137/137 properties
[2025-05-31 08:17:07] [INFO ] Flow matrix only has 315 transitions (discarded 42 similar events)
// Phase 1: matrix 315 rows 124 cols
[2025-05-31 08:17:07] [INFO ] Computed 6 invariants in 6 ms
[2025-05-31 08:17:07] [INFO ] State equation strengthened by 47 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 85/85 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 2 (OVERLAPS) 35/120 variables, 6/91 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/120 variables, 35/126 constraints. Problems are: Problem set: 0 solved, 137 unsolved
[2025-05-31 08:17:10] [INFO ] Deduced a trap composed of 15 places in 214 ms of which 37 ms to minimize.
[2025-05-31 08:17:11] [INFO ] Deduced a trap composed of 43 places in 125 ms of which 2 ms to minimize.
[2025-05-31 08:17:11] [INFO ] Deduced a trap composed of 35 places in 75 ms of which 2 ms to minimize.
[2025-05-31 08:17:11] [INFO ] Deduced a trap composed of 22 places in 174 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 4/130 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 137 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 6 (OVERLAPS) 314/434 variables, 120/250 constraints. Problems are: Problem set: 0 solved, 137 unsolved
SMT process timed out in 5484ms, After SMT, problems are : Problem set: 0 solved, 137 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 85 out of 124 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 357/357 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 124 transition count 348
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 1 with 9 rules applied. Total rules applied 18 place count 124 transition count 339
Applied a total of 18 rules in 69 ms. Remains 124 /124 variables (removed 0) and now considering 339/357 (removed 18) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69 ms. Remains : 124/124 places, 339/357 transitions.
RANDOM walk for 4000000 steps (218995 resets) in 40907 ms. (97 steps per ms) remains 69/137 properties
BEST_FIRST walk for 400001 steps (15222 resets) in 1187 ms. (336 steps per ms) remains 69/69 properties
BEST_FIRST walk for 400003 steps (5530 resets) in 850 ms. (470 steps per ms) remains 69/69 properties
BEST_FIRST walk for 400003 steps (5472 resets) in 838 ms. (476 steps per ms) remains 69/69 properties
BEST_FIRST walk for 400002 steps (94 resets) in 1404 ms. (284 steps per ms) remains 66/69 properties
BEST_FIRST walk for 400003 steps (5421 resets) in 823 ms. (485 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (10834 resets) in 955 ms. (418 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (5635 resets) in 816 ms. (489 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (351 resets) in 1407 ms. (284 steps per ms) remains 62/66 properties
BEST_FIRST walk for 400004 steps (5580 resets) in 782 ms. (510 steps per ms) remains 62/62 properties
BEST_FIRST walk for 400003 steps (10782 resets) in 1087 ms. (367 steps per ms) remains 62/62 properties
BEST_FIRST walk for 400003 steps (5755 resets) in 873 ms. (457 steps per ms) remains 62/62 properties
BEST_FIRST walk for 400002 steps (528 resets) in 1127 ms. (354 steps per ms) remains 62/62 properties
BEST_FIRST walk for 400003 steps (5475 resets) in 835 ms. (478 steps per ms) remains 60/62 properties
BEST_FIRST walk for 400002 steps (10793 resets) in 922 ms. (433 steps per ms) remains 60/60 properties
BEST_FIRST walk for 400003 steps (5634 resets) in 816 ms. (489 steps per ms) remains 60/60 properties
BEST_FIRST walk for 400002 steps (512 resets) in 736 ms. (542 steps per ms) remains 60/60 properties
BEST_FIRST walk for 400003 steps (5591 resets) in 909 ms. (439 steps per ms) remains 60/60 properties
BEST_FIRST walk for 400003 steps (10786 resets) in 941 ms. (424 steps per ms) remains 60/60 properties
BEST_FIRST walk for 400004 steps (5588 resets) in 801 ms. (498 steps per ms) remains 60/60 properties
BEST_FIRST walk for 400003 steps (605 resets) in 1000 ms. (399 steps per ms) remains 59/60 properties
BEST_FIRST walk for 400004 steps (5587 resets) in 816 ms. (489 steps per ms) remains 59/59 properties
BEST_FIRST walk for 400001 steps (10828 resets) in 960 ms. (416 steps per ms) remains 59/59 properties
BEST_FIRST walk for 400003 steps (5632 resets) in 814 ms. (490 steps per ms) remains 59/59 properties
BEST_FIRST walk for 400003 steps (382 resets) in 1171 ms. (341 steps per ms) remains 54/59 properties
BEST_FIRST walk for 400004 steps (5554 resets) in 793 ms. (503 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (10695 resets) in 933 ms. (428 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (5670 resets) in 789 ms. (506 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (447 resets) in 1076 ms. (371 steps per ms) remains 53/54 properties
BEST_FIRST walk for 400002 steps (5530 resets) in 803 ms. (497 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400002 steps (10806 resets) in 918 ms. (435 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (5676 resets) in 1058 ms. (377 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (183 resets) in 1169 ms. (341 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (5476 resets) in 741 ms. (539 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400002 steps (10751 resets) in 858 ms. (465 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400002 steps (5704 resets) in 761 ms. (524 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400002 steps (268 resets) in 1213 ms. (329 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (5447 resets) in 726 ms. (550 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400002 steps (10674 resets) in 844 ms. (473 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400002 steps (5611 resets) in 811 ms. (492 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (457 resets) in 1198 ms. (333 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (5461 resets) in 748 ms. (534 steps per ms) remains 52/53 properties
BEST_FIRST walk for 400004 steps (10720 resets) in 842 ms. (474 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (5702 resets) in 717 ms. (557 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (483 resets) in 1342 ms. (297 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (5584 resets) in 759 ms. (526 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (10644 resets) in 857 ms. (466 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400002 steps (5629 resets) in 730 ms. (547 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400002 steps (5636 resets) in 748 ms. (534 steps per ms) remains 51/52 properties
BEST_FIRST walk for 400004 steps (5519 resets) in 754 ms. (529 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (5799 resets) in 751 ms. (531 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (5684 resets) in 752 ms. (531 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5497 resets) in 757 ms. (527 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5633 resets) in 759 ms. (526 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5587 resets) in 730 ms. (547 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (5503 resets) in 749 ms. (533 steps per ms) remains 51/51 properties
[2025-05-31 08:17:42] [INFO ] Flow matrix only has 311 transitions (discarded 28 similar events)
// Phase 1: matrix 311 rows 124 cols
[2025-05-31 08:17:42] [INFO ] Computed 6 invariants in 2 ms
[2025-05-31 08:17:42] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (OVERLAPS) 83/120 variables, 6/43 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/120 variables, 83/126 constraints. Problems are: Problem set: 0 solved, 51 unsolved
[2025-05-31 08:17:42] [INFO ] Deduced a trap composed of 15 places in 115 ms of which 2 ms to minimize.
[2025-05-31 08:17:42] [INFO ] Deduced a trap composed of 43 places in 53 ms of which 2 ms to minimize.
[2025-05-31 08:17:42] [INFO ] Deduced a trap composed of 35 places in 45 ms of which 1 ms to minimize.
[2025-05-31 08:17:43] [INFO ] Deduced a trap composed of 22 places in 107 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 4/130 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 6 (OVERLAPS) 311/431 variables, 120/250 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/431 variables, 46/296 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/431 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 9 (OVERLAPS) 4/435 variables, 4/300 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/435 variables, 4/304 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/435 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 12 (OVERLAPS) 0/435 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Real declared 435/435 variables, and 304 constraints, problems are : Problem set: 0 solved, 51 unsolved in 4573 ms.
Refiners :[Domain max(s): 124/124 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 124/124 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 51 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (OVERLAPS) 83/120 variables, 6/43 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/120 variables, 83/126 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 4/130 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 6 (OVERLAPS) 311/431 variables, 120/250 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/431 variables, 46/296 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/431 variables, 51/347 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/431 variables, 0/347 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 10 (OVERLAPS) 4/435 variables, 4/351 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/435 variables, 4/355 constraints. Problems are: Problem set: 0 solved, 51 unsolved
[2025-05-31 08:17:51] [INFO ] Deduced a trap composed of 53 places in 83 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/435 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/435 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 14 (OVERLAPS) 0/435 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Int declared 435/435 variables, and 356 constraints, problems are : Problem set: 0 solved, 51 unsolved in 10342 ms.
Refiners :[Domain max(s): 124/124 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 124/124 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 5/5 constraints]
After SMT, in 14991ms problems are : Problem set: 0 solved, 51 unsolved
Parikh walk visited 0 properties in 3609 ms.
Support contains 37 out of 124 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 339/339 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 122 transition count 335
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 122 transition count 335
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 6 place count 122 transition count 333
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 8 place count 122 transition count 331
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 10 place count 120 transition count 331
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 11 place count 119 transition count 330
Applied a total of 11 rules in 63 ms. Remains 119 /124 variables (removed 5) and now considering 330/339 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 119/124 places, 330/339 transitions.
RANDOM walk for 4000000 steps (231770 resets) in 26217 ms. (152 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (5675 resets) in 720 ms. (554 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (712 resets) in 593 ms. (673 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (11206 resets) in 816 ms. (489 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (5645 resets) in 711 ms. (561 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (673 resets) in 606 ms. (658 steps per ms) remains 40/51 properties
BEST_FIRST walk for 400004 steps (5414 resets) in 663 ms. (602 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400004 steps (11085 resets) in 727 ms. (549 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (5734 resets) in 657 ms. (607 steps per ms) remains 40/40 properties
BEST_FIRST walk for 400003 steps (721 resets) in 547 ms. (729 steps per ms) remains 39/40 properties
BEST_FIRST walk for 400003 steps (5528 resets) in 660 ms. (605 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400004 steps (10985 resets) in 715 ms. (558 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400002 steps (5737 resets) in 650 ms. (614 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400004 steps (721 resets) in 545 ms. (732 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400004 steps (5611 resets) in 650 ms. (614 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400002 steps (11022 resets) in 745 ms. (536 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400003 steps (5722 resets) in 639 ms. (625 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400004 steps (702 resets) in 547 ms. (729 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400001 steps (5579 resets) in 645 ms. (619 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400003 steps (11125 resets) in 724 ms. (551 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400003 steps (5603 resets) in 642 ms. (622 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400002 steps (690 resets) in 552 ms. (723 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400004 steps (5555 resets) in 650 ms. (614 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400004 steps (10999 resets) in 698 ms. (572 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400002 steps (5936 resets) in 621 ms. (643 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400004 steps (718 resets) in 523 ms. (763 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400003 steps (5649 resets) in 629 ms. (634 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400003 steps (11070 resets) in 704 ms. (567 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400001 steps (5656 resets) in 620 ms. (644 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400004 steps (5538 resets) in 625 ms. (638 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400004 steps (5709 resets) in 625 ms. (638 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400002 steps (5443 resets) in 649 ms. (615 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400003 steps (5660 resets) in 653 ms. (611 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400003 steps (5521 resets) in 648 ms. (616 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400002 steps (5406 resets) in 635 ms. (628 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400003 steps (5528 resets) in 646 ms. (618 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400004 steps (5540 resets) in 652 ms. (612 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400002 steps (5707 resets) in 683 ms. (584 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400001 steps (5547 resets) in 641 ms. (623 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400003 steps (5523 resets) in 645 ms. (619 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400004 steps (5574 resets) in 655 ms. (609 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400003 steps (5649 resets) in 645 ms. (619 steps per ms) remains 39/39 properties
[2025-05-31 08:18:16] [INFO ] Flow matrix only has 302 transitions (discarded 28 similar events)
// Phase 1: matrix 302 rows 119 cols
[2025-05-31 08:18:16] [INFO ] Computed 6 invariants in 2 ms
[2025-05-31 08:18:16] [INFO ] State equation strengthened by 45 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 79/112 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 39 unsolved
[2025-05-31 08:18:16] [INFO ] Deduced a trap composed of 24 places in 101 ms of which 2 ms to minimize.
[2025-05-31 08:18:16] [INFO ] Deduced a trap composed of 15 places in 101 ms of which 2 ms to minimize.
[2025-05-31 08:18:16] [INFO ] Deduced a trap composed of 42 places in 48 ms of which 1 ms to minimize.
[2025-05-31 08:18:16] [INFO ] Deduced a trap composed of 21 places in 99 ms of which 12 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/112 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/112 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 302/414 variables, 112/121 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/414 variables, 45/166 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/414 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (OVERLAPS) 7/421 variables, 7/173 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/421 variables, 1/174 constraints. Problems are: Problem set: 0 solved, 39 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/421 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 10 (OVERLAPS) 0/421 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 421/421 variables, and 174 constraints, problems are : Problem set: 0 solved, 39 unsolved in 2323 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 119/119 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 79/112 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/112 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/112 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 302/414 variables, 112/121 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/414 variables, 45/166 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/414 variables, 36/202 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/414 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 7/421 variables, 7/209 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/421 variables, 1/210 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/421 variables, 3/213 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/421 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 39 unsolved
[2025-05-31 08:18:21] [INFO ] Deduced a trap composed of 34 places in 47 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/421 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/421 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 14 (OVERLAPS) 0/421 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 421/421 variables, and 214 constraints, problems are : Problem set: 0 solved, 39 unsolved in 5222 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 119/119 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 5/5 constraints]
After SMT, in 7618ms problems are : Problem set: 0 solved, 39 unsolved
Parikh walk visited 0 properties in 3815 ms.
Support contains 33 out of 119 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 119/119 places, 330/330 transitions.
Applied a total of 0 rules in 19 ms. Remains 119 /119 variables (removed 0) and now considering 330/330 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 119/119 places, 330/330 transitions.
RANDOM walk for 4000000 steps (231407 resets) in 21910 ms. (182 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400004 steps (5628 resets) in 608 ms. (656 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400004 steps (5802 resets) in 609 ms. (655 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400004 steps (710 resets) in 503 ms. (793 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400003 steps (5543 resets) in 606 ms. (658 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400002 steps (11068 resets) in 686 ms. (582 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400002 steps (5770 resets) in 627 ms. (636 steps per ms) remains 39/39 properties
BEST_FIRST walk for 400003 steps (704 resets) in 513 ms. (778 steps per ms) remains 38/39 properties
BEST_FIRST walk for 400002 steps (5575 resets) in 610 ms. (654 steps per ms) remains 38/38 properties
BEST_FIRST walk for 400002 steps (10952 resets) in 958 ms. (417 steps per ms) remains 38/38 properties
BEST_FIRST walk for 400004 steps (5894 resets) in 838 ms. (476 steps per ms) remains 38/38 properties
BEST_FIRST walk for 400003 steps (719 resets) in 508 ms. (785 steps per ms) remains 38/38 properties
BEST_FIRST walk for 400003 steps (5621 resets) in 577 ms. (692 steps per ms) remains 38/38 properties
BEST_FIRST walk for 400004 steps (10997 resets) in 653 ms. (611 steps per ms) remains 38/38 properties
BEST_FIRST walk for 400003 steps (5849 resets) in 597 ms. (668 steps per ms) remains 38/38 properties
BEST_FIRST walk for 400003 steps (734 resets) in 504 ms. (792 steps per ms) remains 22/38 properties
BEST_FIRST walk for 400003 steps (5517 resets) in 551 ms. (724 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (5784 resets) in 572 ms. (698 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (5515 resets) in 956 ms. (417 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (5706 resets) in 1266 ms. (315 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (5585 resets) in 590 ms. (676 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (5651 resets) in 625 ms. (638 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (5528 resets) in 875 ms. (456 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (5556 resets) in 830 ms. (481 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (5617 resets) in 601 ms. (664 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (5522 resets) in 592 ms. (674 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (5895 resets) in 586 ms. (681 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (5762 resets) in 586 ms. (681 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (5691 resets) in 583 ms. (684 steps per ms) remains 22/22 properties
[2025-05-31 08:18:38] [INFO ] Flow matrix only has 302 transitions (discarded 28 similar events)
[2025-05-31 08:18:38] [INFO ] Invariant cache hit.
[2025-05-31 08:18:38] [INFO ] State equation strengthened by 45 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 84/108 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 22 unsolved
[2025-05-31 08:18:39] [INFO ] Deduced a trap composed of 21 places in 168 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (OVERLAPS) 297/405 variables, 108/113 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/405 variables, 45/158 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/405 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 13/418 variables, 8/166 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/418 variables, 1/167 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/418 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 10 (OVERLAPS) 1/419 variables, 1/168 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/419 variables, 1/169 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/419 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 13 (OVERLAPS) 2/421 variables, 2/171 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/421 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 15 (OVERLAPS) 0/421 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 421/421 variables, and 171 constraints, problems are : Problem set: 0 solved, 22 unsolved in 3310 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 119/119 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 84/108 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (OVERLAPS) 297/405 variables, 108/113 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/405 variables, 45/158 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/405 variables, 20/178 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/405 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (OVERLAPS) 13/418 variables, 8/186 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/418 variables, 1/187 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/418 variables, 2/189 constraints. Problems are: Problem set: 0 solved, 22 unsolved
[2025-05-31 08:18:43] [INFO ] Deduced a trap composed of 42 places in 43 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/418 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/418 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 13 (OVERLAPS) 1/419 variables, 1/191 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/419 variables, 1/192 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/419 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 16 (OVERLAPS) 2/421 variables, 2/194 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/421 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 18 (OVERLAPS) 0/421 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Int declared 421/421 variables, and 194 constraints, problems are : Problem set: 0 solved, 22 unsolved in 3411 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 119/119 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 2/2 constraints]
After SMT, in 6748ms problems are : Problem set: 0 solved, 22 unsolved
Parikh walk visited 0 properties in 1861 ms.
Support contains 24 out of 119 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 119/119 places, 330/330 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 117 transition count 326
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 117 transition count 326
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 117 transition count 325
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 117 transition count 327
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 9 place count 116 transition count 325
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 11 place count 116 transition count 323
Applied a total of 11 rules in 42 ms. Remains 116 /119 variables (removed 3) and now considering 323/330 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 116/119 places, 323/330 transitions.
RANDOM walk for 4000000 steps (230883 resets) in 20312 ms. (196 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (5624 resets) in 612 ms. (652 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (5481 resets) in 843 ms. (473 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (5788 resets) in 794 ms. (503 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (5458 resets) in 589 ms. (677 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (5796 resets) in 626 ms. (637 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (5499 resets) in 598 ms. (667 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (5734 resets) in 589 ms. (677 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (5580 resets) in 585 ms. (682 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (5771 resets) in 593 ms. (673 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (5666 resets) in 592 ms. (674 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (5655 resets) in 588 ms. (679 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (5456 resets) in 585 ms. (682 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (5586 resets) in 569 ms. (701 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (5469 resets) in 567 ms. (704 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (5880 resets) in 567 ms. (704 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (5540 resets) in 552 ms. (723 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (5897 resets) in 558 ms. (715 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (5481 resets) in 546 ms. (731 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (5393 resets) in 546 ms. (731 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (5662 resets) in 551 ms. (724 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400001 steps (5724 resets) in 556 ms. (718 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (5408 resets) in 552 ms. (723 steps per ms) remains 22/22 properties
Finished probabilistic random walk after 3419143 steps, run visited all 22 properties in 21785 ms. (steps per millisecond=156 )
Probabilistic random walk after 3419143 steps, saw 727770 distinct states, run finished after 21804 ms. (steps per millisecond=156 ) properties seen :22
Able to resolve query QuasiLiveness after proving 241 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 135095 ms.
ITS solved all properties within timeout

BK_STOP 1748679559164

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

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="FireWire-PT-09"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2024"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is FireWire-PT-09, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r098-smll-174860112200192"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-09.tgz
mv FireWire-PT-09 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;