Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r564-tall-171734907700132.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.............................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is FireWire-PT-06, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r564-tall-171734907700132
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 504K
-rw-r--r-- 1 mcc users 6.8K Jun 2 17:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Jun 2 17:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Jun 2 17:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Jun 2 17:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Jun 2 17:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Jun 2 17:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Jun 2 17:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Jun 2 17:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 2 16:33 NewModel
-rw-r--r-- 1 mcc users 9.9K Jun 2 17:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K Jun 2 17:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Jun 2 17:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K Jun 2 17:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Jun 2 17:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Jun 2 17:12 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 equiv_col
-rw-r--r-- 1 mcc users 3 Jun 2 16:33 instance
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 iscolored
-rw-r--r-- 1 mcc users 90K Jun 2 16:33 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 1717361644138

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FireWire-PT-06
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-02 20:54:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-02 20:54:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 20:54:05] [INFO ] Load time of PNML (sax parser for PT used): 77 ms
[2024-06-02 20:54:05] [INFO ] Transformed 116 places.
[2024-06-02 20:54:05] [INFO ] Transformed 368 transitions.
[2024-06-02 20:54:05] [INFO ] Found NUPN structural information;
[2024-06-02 20:54:05] [INFO ] Parsed PT model containing 116 places and 368 transitions and 1362 arcs in 172 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 116/116 places, 368/368 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 116 transition count 312
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 56 place count 116 transition count 311
Deduced a syphon composed of 1 places in 6 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 58 place count 115 transition count 311
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 64 place count 112 transition count 308
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 70 place count 109 transition count 314
Applied a total of 70 rules in 54 ms. Remains 109 /116 variables (removed 7) and now considering 314/368 (removed 54) transitions.
[2024-06-02 20:54:05] [INFO ] Flow matrix only has 271 transitions (discarded 43 similar events)
// Phase 1: matrix 271 rows 109 cols
[2024-06-02 20:54:05] [INFO ] Computed 9 invariants in 16 ms
[2024-06-02 20:54:05] [INFO ] Implicit Places using invariants in 259 ms returned [108]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 289 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 108/116 places, 314/368 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 108 transition count 313
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 107 transition count 313
Applied a total of 2 rules in 7 ms. Remains 107 /108 variables (removed 1) and now considering 313/314 (removed 1) transitions.
[2024-06-02 20:54:05] [INFO ] Flow matrix only has 270 transitions (discarded 43 similar events)
// Phase 1: matrix 270 rows 107 cols
[2024-06-02 20:54:05] [INFO ] Computed 8 invariants in 2 ms
[2024-06-02 20:54:05] [INFO ] Implicit Places using invariants in 91 ms returned []
[2024-06-02 20:54:05] [INFO ] Flow matrix only has 270 transitions (discarded 43 similar events)
[2024-06-02 20:54:05] [INFO ] Invariant cache hit.
[2024-06-02 20:54:06] [INFO ] State equation strengthened by 41 read => feed constraints.
[2024-06-02 20:54:06] [INFO ] Implicit Places using invariants and state equation in 226 ms returned [35, 59]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 322 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 105/116 places, 313/368 transitions.
Applied a total of 0 rules in 6 ms. Remains 105 /105 variables (removed 0) and now considering 313/313 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 699 ms. Remains : 105/116 places, 313/368 transitions.
Discarding 107 transitions out of 313. Remains 206
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (2279 resets) in 1505 ms. (26 steps per ms) remains 97/205 properties
BEST_FIRST walk for 4001 steps (169 resets) in 78 ms. (50 steps per ms) remains 97/97 properties
BEST_FIRST walk for 4004 steps (128 resets) in 56 ms. (70 steps per ms) remains 97/97 properties
BEST_FIRST walk for 4004 steps (32 resets) in 28 ms. (138 steps per ms) remains 97/97 properties
BEST_FIRST walk for 4004 steps (55 resets) in 53 ms. (74 steps per ms) remains 97/97 properties
BEST_FIRST walk for 4003 steps (52 resets) in 28 ms. (138 steps per ms) remains 97/97 properties
BEST_FIRST walk for 4001 steps (176 resets) in 37 ms. (105 steps per ms) remains 97/97 properties
BEST_FIRST walk for 4003 steps (68 resets) in 19 ms. (200 steps per ms) remains 97/97 properties
BEST_FIRST walk for 4003 steps (59 resets) in 16 ms. (235 steps per ms) remains 97/97 properties
BEST_FIRST walk for 4004 steps (106 resets) in 22 ms. (174 steps per ms) remains 96/97 properties
BEST_FIRST walk for 4003 steps (56 resets) in 14 ms. (266 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4004 steps (60 resets) in 14 ms. (266 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4004 steps (11 resets) in 12 ms. (308 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4003 steps (13 resets) in 11 ms. (333 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4003 steps (8 resets) in 10 ms. (363 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4001 steps (14 resets) in 12 ms. (307 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4004 steps (11 resets) in 32 ms. (121 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4004 steps (17 resets) in 15 ms. (250 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4003 steps (117 resets) in 23 ms. (166 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4000 steps (8 resets) in 21 ms. (181 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4003 steps (8 resets) in 11 ms. (333 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4003 steps (17 resets) in 14 ms. (266 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4003 steps (32 resets) in 12 ms. (307 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4004 steps (9 resets) in 12 ms. (308 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4003 steps (20 resets) in 9 ms. (400 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4002 steps (10 resets) in 12 ms. (307 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4003 steps (13 resets) in 11 ms. (333 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4004 steps (177 resets) in 18 ms. (210 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4002 steps (57 resets) in 14 ms. (266 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4003 steps (60 resets) in 14 ms. (266 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4003 steps (105 resets) in 27 ms. (142 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4003 steps (54 resets) in 13 ms. (285 steps per ms) remains 96/96 properties
BEST_FIRST walk for 4003 steps (9 resets) in 18 ms. (210 steps per ms) remains 95/96 properties
BEST_FIRST walk for 4004 steps (64 resets) in 15 ms. (250 steps per ms) remains 95/95 properties
BEST_FIRST walk for 4004 steps (125 resets) in 16 ms. (235 steps per ms) remains 95/95 properties
BEST_FIRST walk for 4003 steps (73 resets) in 14 ms. (266 steps per ms) remains 95/95 properties
BEST_FIRST walk for 4002 steps (8 resets) in 13 ms. (285 steps per ms) remains 91/95 properties
BEST_FIRST walk for 4001 steps (59 resets) in 14 ms. (266 steps per ms) remains 91/91 properties
BEST_FIRST walk for 4004 steps (130 resets) in 18 ms. (210 steps per ms) remains 91/91 properties
BEST_FIRST walk for 4003 steps (42 resets) in 13 ms. (285 steps per ms) remains 91/91 properties
BEST_FIRST walk for 4003 steps (10 resets) in 14 ms. (266 steps per ms) remains 90/91 properties
BEST_FIRST walk for 4004 steps (60 resets) in 13 ms. (286 steps per ms) remains 90/90 properties
BEST_FIRST walk for 4004 steps (125 resets) in 31 ms. (125 steps per ms) remains 90/90 properties
BEST_FIRST walk for 4004 steps (71 resets) in 15 ms. (250 steps per ms) remains 90/90 properties
BEST_FIRST walk for 4003 steps (9 resets) in 14 ms. (266 steps per ms) remains 90/90 properties
BEST_FIRST walk for 4004 steps (39 resets) in 16 ms. (235 steps per ms) remains 88/90 properties
BEST_FIRST walk for 4002 steps (116 resets) in 18 ms. (210 steps per ms) remains 88/88 properties
BEST_FIRST walk for 4002 steps (61 resets) in 19 ms. (200 steps per ms) remains 88/88 properties
BEST_FIRST walk for 4003 steps (9 resets) in 12 ms. (307 steps per ms) remains 88/88 properties
BEST_FIRST walk for 4002 steps (43 resets) in 17 ms. (222 steps per ms) remains 88/88 properties
BEST_FIRST walk for 4004 steps (10 resets) in 13 ms. (286 steps per ms) remains 88/88 properties
BEST_FIRST walk for 4002 steps (66 resets) in 15 ms. (250 steps per ms) remains 88/88 properties
BEST_FIRST walk for 4002 steps (124 resets) in 14 ms. (266 steps per ms) remains 88/88 properties
BEST_FIRST walk for 4004 steps (67 resets) in 11 ms. (333 steps per ms) remains 88/88 properties
BEST_FIRST walk for 4003 steps (9 resets) in 19 ms. (200 steps per ms) remains 85/88 properties
BEST_FIRST walk for 4004 steps (51 resets) in 13 ms. (286 steps per ms) remains 85/85 properties
BEST_FIRST walk for 4002 steps (104 resets) in 14 ms. (266 steps per ms) remains 85/85 properties
BEST_FIRST walk for 4002 steps (58 resets) in 12 ms. (307 steps per ms) remains 85/85 properties
BEST_FIRST walk for 4004 steps (10 resets) in 14 ms. (266 steps per ms) remains 84/85 properties
BEST_FIRST walk for 4003 steps (53 resets) in 12 ms. (307 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4003 steps (9 resets) in 12 ms. (307 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4003 steps (126 resets) in 19 ms. (200 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4004 steps (54 resets) in 14 ms. (266 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4003 steps (10 resets) in 22 ms. (174 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4004 steps (128 resets) in 33 ms. (117 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4004 steps (61 resets) in 13 ms. (286 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4003 steps (65 resets) in 12 ms. (307 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4003 steps (59 resets) in 12 ms. (307 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4003 steps (134 resets) in 12 ms. (307 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4003 steps (66 resets) in 12 ms. (307 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4003 steps (8 resets) in 8 ms. (444 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4003 steps (54 resets) in 13 ms. (285 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4004 steps (121 resets) in 12 ms. (308 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4003 steps (69 resets) in 8 ms. (444 steps per ms) remains 84/84 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 83/84 properties
BEST_FIRST walk for 4002 steps (61 resets) in 13 ms. (285 steps per ms) remains 83/83 properties
BEST_FIRST walk for 4002 steps (120 resets) in 15 ms. (250 steps per ms) remains 83/83 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 83/83 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 83/83 properties
BEST_FIRST walk for 4003 steps (124 resets) in 12 ms. (307 steps per ms) remains 83/83 properties
BEST_FIRST walk for 4003 steps (54 resets) in 10 ms. (363 steps per ms) remains 83/83 properties
BEST_FIRST walk for 4002 steps (49 resets) in 12 ms. (307 steps per ms) remains 83/83 properties
BEST_FIRST walk for 4004 steps (65 resets) in 12 ms. (308 steps per ms) remains 83/83 properties
BEST_FIRST walk for 4004 steps (85 resets) in 24 ms. (160 steps per ms) remains 83/83 properties
BEST_FIRST walk for 4002 steps (55 resets) in 12 ms. (307 steps per ms) remains 83/83 properties
BEST_FIRST walk for 4003 steps (55 resets) in 12 ms. (307 steps per ms) remains 83/83 properties
[2024-06-02 20:54:07] [INFO ] Flow matrix only has 270 transitions (discarded 43 similar events)
// Phase 1: matrix 270 rows 105 cols
[2024-06-02 20:54:07] [INFO ] Computed 6 invariants in 4 ms
[2024-06-02 20:54:07] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 62/62 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (OVERLAPS) 41/103 variables, 6/68 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/103 variables, 41/109 constraints. Problems are: Problem set: 0 solved, 83 unsolved
[2024-06-02 20:54:08] [INFO ] Deduced a trap composed of 22 places in 74 ms of which 11 ms to minimize.
[2024-06-02 20:54:08] [INFO ] Deduced a trap composed of 15 places in 68 ms of which 1 ms to minimize.
[2024-06-02 20:54:08] [INFO ] Deduced a trap composed of 24 places in 66 ms of which 1 ms to minimize.
[2024-06-02 20:54:08] [INFO ] Deduced a trap composed of 34 places in 33 ms of which 0 ms to minimize.
[2024-06-02 20:54:08] [INFO ] Deduced a trap composed of 40 places in 42 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 5/114 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/103 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 6 (OVERLAPS) 269/372 variables, 103/217 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/372 variables, 40/257 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/372 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 9 (OVERLAPS) 2/374 variables, 2/259 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/374 variables, 2/261 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/374 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 12 (OVERLAPS) 1/375 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/375 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 14 (OVERLAPS) 0/375 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 83 unsolved
No progress, stopping.
After SMT solving in domain Real declared 375/375 variables, and 262 constraints, problems are : Problem set: 0 solved, 83 unsolved in 5010 ms.
Refiners :[Domain max(s): 105/105 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 105/105 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 83 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 62/62 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 2 (OVERLAPS) 41/103 variables, 6/68 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/103 variables, 41/109 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 5/114 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/103 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 6 (OVERLAPS) 269/372 variables, 103/217 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/372 variables, 40/257 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/372 variables, 77/334 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/372 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 10 (OVERLAPS) 2/374 variables, 2/336 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/374 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 83 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/374 variables, 6/344 constraints. Problems are: Problem set: 0 solved, 83 unsolved
[2024-06-02 20:54:16] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 1 ms to minimize.
[2024-06-02 20:54:16] [INFO ] Deduced a trap composed of 16 places in 31 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/374 variables, 2/346 constraints. Problems are: Problem set: 0 solved, 83 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 374/375 variables, and 346 constraints, problems are : Problem set: 0 solved, 83 unsolved in 5008 ms.
Refiners :[Domain max(s): 105/105 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 105/105 constraints, ReadFeed: 40/41 constraints, PredecessorRefiner: 83/83 constraints, Known Traps: 7/7 constraints]
After SMT, in 10133ms problems are : Problem set: 0 solved, 83 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 62 out of 105 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 105/105 places, 313/313 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 105 transition count 304
Drop transitions (Redundant composition of simpler transitions.) removed 11 transitions
Redundant transition composition rules discarded 11 transitions
Iterating global reduction 1 with 11 rules applied. Total rules applied 20 place count 105 transition count 293
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 21 place count 105 transition count 295
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 24 place count 104 transition count 293
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 26 place count 104 transition count 291
Applied a total of 26 rules in 41 ms. Remains 104 /105 variables (removed 1) and now considering 291/313 (removed 22) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 104/105 places, 291/313 transitions.
RANDOM walk for 4000000 steps (229951 resets) in 22617 ms. (176 steps per ms) remains 42/83 properties
BEST_FIRST walk for 400002 steps (5947 resets) in 699 ms. (571 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400002 steps (12324 resets) in 650 ms. (614 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (328 resets) in 547 ms. (729 steps per ms) remains 36/42 properties
BEST_FIRST walk for 400004 steps (5915 resets) in 506 ms. (788 steps per ms) remains 36/36 properties
BEST_FIRST walk for 400003 steps (5709 resets) in 525 ms. (760 steps per ms) remains 34/36 properties
BEST_FIRST walk for 400003 steps (12319 resets) in 592 ms. (674 steps per ms) remains 34/34 properties
BEST_FIRST walk for 400002 steps (6062 resets) in 512 ms. (779 steps per ms) remains 34/34 properties
BEST_FIRST walk for 400004 steps (451 resets) in 545 ms. (732 steps per ms) remains 33/34 properties
BEST_FIRST walk for 400004 steps (5759 resets) in 486 ms. (821 steps per ms) remains 25/33 properties
BEST_FIRST walk for 400002 steps (356 resets) in 576 ms. (693 steps per ms) remains 24/25 properties
BEST_FIRST walk for 400003 steps (5897 resets) in 447 ms. (892 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400002 steps (6011 resets) in 450 ms. (886 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400001 steps (345 resets) in 419 ms. (952 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400004 steps (5891 resets) in 465 ms. (858 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400003 steps (12264 resets) in 532 ms. (750 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400002 steps (5928 resets) in 461 ms. (865 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400001 steps (381 resets) in 566 ms. (705 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400002 steps (6049 resets) in 468 ms. (852 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400003 steps (12256 resets) in 515 ms. (775 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400004 steps (6078 resets) in 450 ms. (886 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400004 steps (435 resets) in 600 ms. (665 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400004 steps (6140 resets) in 492 ms. (811 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400003 steps (5880 resets) in 454 ms. (879 steps per ms) remains 23/24 properties
BEST_FIRST walk for 400004 steps (5968 resets) in 532 ms. (750 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400001 steps (6179 resets) in 527 ms. (757 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400004 steps (5849 resets) in 536 ms. (744 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400004 steps (6110 resets) in 547 ms. (729 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400004 steps (6011 resets) in 532 ms. (750 steps per ms) remains 23/23 properties
[2024-06-02 20:54:28] [INFO ] Flow matrix only has 263 transitions (discarded 28 similar events)
// Phase 1: matrix 263 rows 104 cols
[2024-06-02 20:54:28] [INFO ] Computed 6 invariants in 5 ms
[2024-06-02 20:54:28] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (OVERLAPS) 80/102 variables, 6/28 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 80/108 constraints. Problems are: Problem set: 0 solved, 23 unsolved
[2024-06-02 20:54:28] [INFO ] Deduced a trap composed of 15 places in 54 ms of which 1 ms to minimize.
[2024-06-02 20:54:28] [INFO ] Deduced a trap composed of 33 places in 27 ms of which 1 ms to minimize.
[2024-06-02 20:54:28] [INFO ] Deduced a trap composed of 22 places in 48 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 3/111 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 6 (OVERLAPS) 263/365 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 40/253 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/365 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 9 (OVERLAPS) 2/367 variables, 2/255 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/367 variables, 2/257 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/367 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 12 (OVERLAPS) 0/367 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Real declared 367/367 variables, and 257 constraints, problems are : Problem set: 0 solved, 23 unsolved in 1268 ms.
Refiners :[Domain max(s): 104/104 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 104/104 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 23/23 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 23 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (OVERLAPS) 80/102 variables, 6/28 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 80/108 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 3/111 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 6 (OVERLAPS) 263/365 variables, 102/213 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 40/253 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/365 variables, 23/276 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/365 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 10 (OVERLAPS) 2/367 variables, 2/278 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/367 variables, 2/280 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/367 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 13 (OVERLAPS) 0/367 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Int declared 367/367 variables, and 280 constraints, problems are : Problem set: 0 solved, 23 unsolved in 1839 ms.
Refiners :[Domain max(s): 104/104 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 104/104 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 23/23 constraints, Known Traps: 3/3 constraints]
After SMT, in 3140ms problems are : Problem set: 0 solved, 23 unsolved
Parikh walk visited 0 properties in 1621 ms.
Support contains 22 out of 104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 104/104 places, 291/291 transitions.
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 104 transition count 289
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 102 transition count 289
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 101 transition count 288
Applied a total of 5 rules in 32 ms. Remains 101 /104 variables (removed 3) and now considering 288/291 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 101/104 places, 288/291 transitions.
RANDOM walk for 4000000 steps (243806 resets) in 18601 ms. (215 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400004 steps (6124 resets) in 492 ms. (811 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400003 steps (12699 resets) in 577 ms. (692 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400003 steps (6121 resets) in 506 ms. (788 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400004 steps (657 resets) in 415 ms. (961 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400004 steps (12733 resets) in 571 ms. (699 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400003 steps (658 resets) in 415 ms. (961 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400004 steps (5849 resets) in 501 ms. (796 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400003 steps (5990 resets) in 497 ms. (803 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400002 steps (671 resets) in 414 ms. (963 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400002 steps (5976 resets) in 498 ms. (801 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400001 steps (12653 resets) in 575 ms. (694 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400003 steps (6236 resets) in 512 ms. (779 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400003 steps (633 resets) in 413 ms. (966 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400003 steps (6006 resets) in 504 ms. (792 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400003 steps (12529 resets) in 572 ms. (698 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400003 steps (5956 resets) in 516 ms. (773 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400003 steps (651 resets) in 423 ms. (943 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400003 steps (6243 resets) in 514 ms. (776 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400003 steps (6035 resets) in 523 ms. (763 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400004 steps (6102 resets) in 511 ms. (781 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400003 steps (5836 resets) in 507 ms. (787 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400004 steps (5871 resets) in 514 ms. (776 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400003 steps (6071 resets) in 495 ms. (806 steps per ms) remains 23/23 properties
Finished probabilistic random walk after 2353927 steps, run visited all 23 properties in 5526 ms. (steps per millisecond=425 )
Probabilistic random walk after 2353927 steps, saw 482925 distinct states, run finished after 5530 ms. (steps per millisecond=425 ) properties seen :23
Able to resolve query QuasiLiveness after proving 206 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 42599 ms.
ITS solved all properties within timeout

BK_STOP 1717361687898

--------------------
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-06"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is FireWire-PT-06, 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 r564-tall-171734907700132"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-06.tgz
mv FireWire-PT-06 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;