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.r482-tall-171624202000467.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is DES-PT-60a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r482-tall-171624202000467
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 592K
-rw-r--r-- 1 mcc users 6.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.3K May 19 07:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 19 15:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K May 19 07:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 18:09 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Apr 12 08:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 178K Apr 12 08:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Apr 12 08:43 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Apr 12 08:43 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Apr 22 14:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Apr 22 14:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 110K May 18 16:42 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 1717181317106

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DES-PT-60a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 18:48:38] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-31 18:48:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 18:48:38] [INFO ] Load time of PNML (sax parser for PT used): 85 ms
[2024-05-31 18:48:38] [INFO ] Transformed 354 places.
[2024-05-31 18:48:38] [INFO ] Transformed 311 transitions.
[2024-05-31 18:48:38] [INFO ] Found NUPN structural information;
[2024-05-31 18:48:38] [INFO ] Parsed PT model containing 354 places and 311 transitions and 1496 arcs in 183 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 354/354 places, 311/311 transitions.
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 354 transition count 297
Applied a total of 14 rules in 33 ms. Remains 354 /354 variables (removed 0) and now considering 297/311 (removed 14) transitions.
// Phase 1: matrix 297 rows 354 cols
[2024-05-31 18:48:38] [INFO ] Computed 59 invariants in 39 ms
[2024-05-31 18:48:39] [INFO ] Implicit Places using invariants in 654 ms returned [251]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 686 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 353/354 places, 297/311 transitions.
Applied a total of 0 rules in 9 ms. Remains 353 /353 variables (removed 0) and now considering 297/297 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 745 ms. Remains : 353/354 places, 297/311 transitions.
Discarding 9 transitions out of 297. Remains 288
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (880 resets) in 2723 ms. (14 steps per ms) remains 223/287 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 223/223 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 18 ms. (21 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 223/223 properties
BEST_FIRST walk for 401 steps (8 resets) in 12 ms. (30 steps per ms) remains 223/223 properties
BEST_FIRST walk for 403 steps (8 resets) in 16 ms. (23 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 15 ms. (25 steps per ms) remains 223/223 properties
BEST_FIRST walk for 401 steps (8 resets) in 17 ms. (22 steps per ms) remains 223/223 properties
BEST_FIRST walk for 402 steps (8 resets) in 13 ms. (28 steps per ms) remains 223/223 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 223/223 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 223/223 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 223/223 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 223/223 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 223/223 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 223/223 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 223/223 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 223/223 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 223/223 properties
BEST_FIRST walk for 401 steps (8 resets) in 11 ms. (33 steps per ms) remains 223/223 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 223/223 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 223/223 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 223/223 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 223/223 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 223/223 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 223/223 properties
BEST_FIRST walk for 402 steps (8 resets) in 4 ms. (80 steps per ms) remains 223/223 properties
BEST_FIRST walk for 403 steps (8 resets) in 4 ms. (80 steps per ms) remains 223/223 properties
BEST_FIRST walk for 402 steps (8 resets) in 4 ms. (80 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 223/223 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 223/223 properties
// Phase 1: matrix 297 rows 353 cols
[2024-05-31 18:48:40] [INFO ] Computed 58 invariants in 15 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 228/228 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 2 (OVERLAPS) 10/238 variables, 6/234 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 10/244 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 5 (OVERLAPS) 64/302 variables, 27/271 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/302 variables, 64/335 constraints. Problems are: Problem set: 0 solved, 223 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s2 1.0)
(s3 1.0)
(s4 1.0)
(s5 1.0)
(s6 1.0)
(s7 1.0)
(s8 1.0)
(s9 1.0)
(s10 1.0)
(s11 1.0)
(s12 1.0)
(s13 1.0)
(s14 1.0)
(s15 1.0)
(s16 1.0)
(s17 1.0)
(s18 1.0)
(s19 1.0)
(s20 1.0)
(s21 1.0)
(s22 1.0)
(s23 1.0)
(s24 1.0)
(s25 1.0)
(s26 1.0)
(s27 1.0)
(s28 1.0)
(s29 1.0)
(s30 1.0)
(s31 1.0)
(s32 1.0)timeout

org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 302/650 variables, and 335 constraints, problems are : Problem set: 0 solved, 223 unsolved in 5020 ms.
Refiners :[Domain max(s): 302/353 constraints, Positive P Invariants (semi-flows): 33/33 constraints, Generalized P Invariants (flows): 0/25 constraints, State Equation: 0/353 constraints, PredecessorRefiner: 223/223 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 223 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/228 variables, 228/228 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/228 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 2 (OVERLAPS) 10/238 variables, 6/234 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 10/244 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 5 (OVERLAPS) 64/302 variables, 27/271 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/302 variables, 64/335 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/302 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 8 (OVERLAPS) 38/340 variables, 23/358 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/340 variables, 38/396 constraints. Problems are: Problem set: 0 solved, 223 unsolved
[2024-05-31 18:48:49] [INFO ] Deduced a trap composed of 9 places in 60 ms of which 15 ms to minimize.
[2024-05-31 18:48:49] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 340/650 variables, and 398 constraints, problems are : Problem set: 0 solved, 223 unsolved in 5020 ms.
Refiners :[Domain max(s): 340/353 constraints, Positive P Invariants (semi-flows): 33/33 constraints, Generalized P Invariants (flows): 23/25 constraints, State Equation: 0/353 constraints, PredecessorRefiner: 0/223 constraints, Known Traps: 2/2 constraints]
After SMT, in 10467ms problems are : Problem set: 0 solved, 223 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 228 out of 353 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 353/353 places, 297/297 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 353 transition count 295
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 352 transition count 294
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 352 transition count 294
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 8 place count 352 transition count 294
Applied a total of 8 rules in 49 ms. Remains 352 /353 variables (removed 1) and now considering 294/297 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 352/353 places, 294/297 transitions.
RANDOM walk for 4000000 steps (53870 resets) in 57895 ms. (69 steps per ms) remains 214/223 properties
BEST_FIRST walk for 40004 steps (87 resets) in 249 ms. (160 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40002 steps (90 resets) in 152 ms. (261 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (82 resets) in 197 ms. (202 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (91 resets) in 196 ms. (203 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (95 resets) in 204 ms. (195 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40002 steps (92 resets) in 200 ms. (199 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (91 resets) in 202 ms. (197 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (82 resets) in 149 ms. (266 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (83 resets) in 120 ms. (330 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (91 resets) in 115 ms. (344 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (80 resets) in 113 ms. (350 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (90 resets) in 117 ms. (339 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (89 resets) in 117 ms. (339 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (92 resets) in 117 ms. (339 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (99 resets) in 121 ms. (327 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (88 resets) in 114 ms. (347 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (90 resets) in 125 ms. (317 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (92 resets) in 116 ms. (341 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (95 resets) in 116 ms. (341 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (86 resets) in 114 ms. (347 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (95 resets) in 122 ms. (325 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40002 steps (91 resets) in 118 ms. (336 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (84 resets) in 113 ms. (350 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (97 resets) in 115 ms. (344 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40001 steps (94 resets) in 116 ms. (341 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (94 resets) in 115 ms. (344 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (96 resets) in 120 ms. (330 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (86 resets) in 115 ms. (344 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (92 resets) in 119 ms. (333 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (89 resets) in 114 ms. (347 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (88 resets) in 129 ms. (307 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (91 resets) in 124 ms. (320 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (93 resets) in 121 ms. (327 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (92 resets) in 114 ms. (347 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (94 resets) in 116 ms. (341 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (95 resets) in 150 ms. (264 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (86 resets) in 139 ms. (285 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (92 resets) in 118 ms. (336 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40001 steps (97 resets) in 123 ms. (322 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (95 resets) in 119 ms. (333 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (83 resets) in 113 ms. (350 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40001 steps (87 resets) in 120 ms. (330 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40002 steps (82 resets) in 116 ms. (341 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (94 resets) in 116 ms. (341 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (82 resets) in 118 ms. (336 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40002 steps (83 resets) in 113 ms. (350 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (80 resets) in 117 ms. (339 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40002 steps (93 resets) in 119 ms. (333 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (92 resets) in 115 ms. (344 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (87 resets) in 113 ms. (350 steps per ms) remains 214/214 properties
Interrupted probabilistic random walk after 9512968 steps, run timeout after 54001 ms. (steps per millisecond=176 ) properties seen :0 out of 214
Probabilistic random walk after 9512968 steps, saw 1208337 distinct states, run finished after 54007 ms. (steps per millisecond=176 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-31 18:50:03] [INFO ] Computed 60 invariants in 12 ms
[2024-05-31 18:50:03] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/219 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 1 (OVERLAPS) 10/229 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/229 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 3 (OVERLAPS) 72/301 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/301 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 5 (OVERLAPS) 42/343 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 214 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/343 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 7 (OVERLAPS) 294/637 variables, 343/403 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/637 variables, 2/405 constraints. Problems are: Problem set: 0 solved, 214 unsolved
[2024-05-31 18:50:11] [INFO ] Deduced a trap composed of 16 places in 89 ms of which 3 ms to minimize.
[2024-05-31 18:50:11] [INFO ] Deduced a trap composed of 19 places in 86 ms of which 1 ms to minimize.
[2024-05-31 18:50:11] [INFO ] Deduced a trap composed of 18 places in 73 ms of which 2 ms to minimize.
[2024-05-31 18:50:13] [INFO ] Deduced a trap composed of 12 places in 78 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/637 variables, 4/409 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/637 variables, 0/409 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 11 (OVERLAPS) 9/646 variables, 9/418 constraints. Problems are: Problem set: 0 solved, 214 unsolved
[2024-05-31 18:50:21] [INFO ] Deduced a trap composed of 7 places in 73 ms of which 9 ms to minimize.
[2024-05-31 18:50:22] [INFO ] Deduced a trap composed of 7 places in 50 ms of which 1 ms to minimize.
[2024-05-31 18:50:22] [INFO ] Deduced a trap composed of 10 places in 84 ms of which 2 ms to minimize.
[2024-05-31 18:50:22] [INFO ] Deduced a trap composed of 10 places in 76 ms of which 2 ms to minimize.
[2024-05-31 18:50:22] [INFO ] Deduced a trap composed of 12 places in 72 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 5/423 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/423 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/423 constraints. Problems are: Problem set: 0 solved, 214 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 423 constraints, problems are : Problem set: 0 solved, 214 unsolved in 33256 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 214/214 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 214 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/219 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 1 (OVERLAPS) 10/229 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/229 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 3 (OVERLAPS) 72/301 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/301 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/301 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 6 (OVERLAPS) 42/343 variables, 24/62 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/343 variables, 7/69 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 9 (OVERLAPS) 294/637 variables, 343/412 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/637 variables, 2/414 constraints. Problems are: Problem set: 0 solved, 214 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/637 variables, 55/469 constraints. Problems are: Problem set: 0 solved, 214 unsolved
[2024-05-31 18:51:02] [INFO ] Deduced a trap composed of 19 places in 65 ms of which 2 ms to minimize.
[2024-05-31 18:51:02] [INFO ] Deduced a trap composed of 21 places in 73 ms of which 2 ms to minimize.
[2024-05-31 18:51:05] [INFO ] Deduced a trap composed of 8 places in 34 ms of which 1 ms to minimize.
[2024-05-31 18:51:10] [INFO ] Deduced a trap composed of 13 places in 70 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/637 variables, 4/473 constraints. Problems are: Problem set: 0 solved, 214 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 637/646 variables, and 473 constraints, problems are : Problem set: 0 solved, 214 unsolved in 45019 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 343/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 55/214 constraints, Known Traps: 13/13 constraints]
After SMT, in 78531ms problems are : Problem set: 0 solved, 214 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 219 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 transitions.
Applied a total of 0 rules in 14 ms. Remains 352 /352 variables (removed 0) and now considering 294/294 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 352/352 places, 294/294 transitions.
RANDOM walk for 4000000 steps (53937 resets) in 53214 ms. (75 steps per ms) remains 213/214 properties
BEST_FIRST walk for 40004 steps (88 resets) in 132 ms. (300 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (85 resets) in 117 ms. (339 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (90 resets) in 115 ms. (344 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (94 resets) in 122 ms. (325 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (80 resets) in 114 ms. (347 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (86 resets) in 165 ms. (240 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (76 resets) in 181 ms. (219 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (88 resets) in 151 ms. (263 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (81 resets) in 117 ms. (339 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (97 resets) in 116 ms. (341 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (88 resets) in 118 ms. (336 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (82 resets) in 121 ms. (327 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (86 resets) in 117 ms. (339 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (93 resets) in 148 ms. (268 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (90 resets) in 122 ms. (325 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (89 resets) in 116 ms. (341 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (89 resets) in 116 ms. (341 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (84 resets) in 121 ms. (327 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (87 resets) in 120 ms. (330 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (85 resets) in 117 ms. (339 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (85 resets) in 119 ms. (333 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (97 resets) in 130 ms. (305 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (93 resets) in 128 ms. (310 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (92 resets) in 188 ms. (211 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (81 resets) in 164 ms. (242 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (88 resets) in 215 ms. (185 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (88 resets) in 175 ms. (227 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (84 resets) in 252 ms. (158 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (92 resets) in 180 ms. (221 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (87 resets) in 240 ms. (165 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (91 resets) in 220 ms. (181 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (92 resets) in 202 ms. (197 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (95 resets) in 174 ms. (228 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (90 resets) in 172 ms. (231 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (89 resets) in 183 ms. (217 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (86 resets) in 196 ms. (203 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (100 resets) in 245 ms. (162 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (90 resets) in 135 ms. (294 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (94 resets) in 258 ms. (154 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (89 resets) in 273 ms. (146 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (101 resets) in 190 ms. (209 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (84 resets) in 198 ms. (201 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (81 resets) in 199 ms. (200 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (94 resets) in 145 ms. (274 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (94 resets) in 162 ms. (245 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (86 resets) in 196 ms. (203 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (90 resets) in 272 ms. (146 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (87 resets) in 267 ms. (149 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (89 resets) in 196 ms. (203 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (91 resets) in 250 ms. (159 steps per ms) remains 213/213 properties
Interrupted probabilistic random walk after 7662178 steps, run timeout after 51001 ms. (steps per millisecond=150 ) properties seen :0 out of 213
Probabilistic random walk after 7662178 steps, saw 982790 distinct states, run finished after 51004 ms. (steps per millisecond=150 ) properties seen :0
[2024-05-31 18:52:30] [INFO ] Invariant cache hit.
[2024-05-31 18:52:30] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/218 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 10/228 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (OVERLAPS) 72/300 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (OVERLAPS) 43/343 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 213 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/343 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (OVERLAPS) 294/637 variables, 343/403 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/637 variables, 2/405 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-31 18:52:38] [INFO ] Deduced a trap composed of 11 places in 72 ms of which 2 ms to minimize.
[2024-05-31 18:52:39] [INFO ] Deduced a trap composed of 18 places in 69 ms of which 2 ms to minimize.
[2024-05-31 18:52:39] [INFO ] Deduced a trap composed of 13 places in 59 ms of which 1 ms to minimize.
[2024-05-31 18:52:39] [INFO ] Deduced a trap composed of 17 places in 73 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/637 variables, 4/409 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/637 variables, 0/409 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 11 (OVERLAPS) 9/646 variables, 9/418 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-31 18:52:48] [INFO ] Deduced a trap composed of 7 places in 59 ms of which 1 ms to minimize.
[2024-05-31 18:52:48] [INFO ] Deduced a trap composed of 17 places in 95 ms of which 2 ms to minimize.
[2024-05-31 18:52:49] [INFO ] Deduced a trap composed of 17 places in 68 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 3/421 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-31 18:52:54] [INFO ] Deduced a trap composed of 6 places in 85 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/646 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-31 18:52:59] [INFO ] Deduced a trap composed of 11 places in 78 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/646 variables, 1/423 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/646 variables, 0/423 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 17 (OVERLAPS) 0/646 variables, 0/423 constraints. Problems are: Problem set: 0 solved, 213 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 423 constraints, problems are : Problem set: 0 solved, 213 unsolved in 43383 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/218 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 10/228 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (OVERLAPS) 72/300 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/300 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (OVERLAPS) 43/343 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/343 variables, 8/69 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 9 (OVERLAPS) 294/637 variables, 343/412 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/637 variables, 2/414 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/637 variables, 54/468 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-31 18:53:41] [INFO ] Deduced a trap composed of 8 places in 89 ms of which 1 ms to minimize.
[2024-05-31 18:53:41] [INFO ] Deduced a trap composed of 13 places in 56 ms of which 1 ms to minimize.
[2024-05-31 18:53:43] [INFO ] Deduced a trap composed of 8 places in 79 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/637 variables, 3/471 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-31 18:54:18] [INFO ] Deduced a trap composed of 16 places in 81 ms of which 2 ms to minimize.
[2024-05-31 18:54:20] [INFO ] Deduced a trap composed of 11 places in 93 ms of which 1 ms to minimize.
[2024-05-31 18:54:28] [INFO ] Deduced a trap composed of 9 places in 66 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 637/646 variables, and 474 constraints, problems are : Problem set: 0 solved, 213 unsolved in 75012 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 343/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 54/213 constraints, Known Traps: 15/15 constraints]
After SMT, in 118622ms problems are : Problem set: 0 solved, 213 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 218 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 transitions.
Applied a total of 0 rules in 12 ms. Remains 352 /352 variables (removed 0) and now considering 294/294 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 352/352 places, 294/294 transitions.
RANDOM walk for 4000000 steps (53834 resets) in 91995 ms. (43 steps per ms) remains 212/213 properties
BEST_FIRST walk for 40003 steps (76 resets) in 166 ms. (239 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (84 resets) in 236 ms. (168 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (93 resets) in 175 ms. (227 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40002 steps (98 resets) in 171 ms. (232 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (91 resets) in 256 ms. (155 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (87 resets) in 182 ms. (218 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (90 resets) in 164 ms. (242 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (90 resets) in 256 ms. (155 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (102 resets) in 175 ms. (227 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (85 resets) in 140 ms. (283 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40002 steps (89 resets) in 251 ms. (158 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (86 resets) in 188 ms. (211 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (96 resets) in 290 ms. (137 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (96 resets) in 255 ms. (156 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (90 resets) in 261 ms. (152 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40002 steps (94 resets) in 180 ms. (221 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (98 resets) in 178 ms. (223 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (90 resets) in 166 ms. (239 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (85 resets) in 229 ms. (173 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (92 resets) in 138 ms. (287 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (87 resets) in 289 ms. (137 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (87 resets) in 237 ms. (168 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (92 resets) in 159 ms. (250 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40002 steps (91 resets) in 251 ms. (158 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (94 resets) in 205 ms. (194 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (87 resets) in 254 ms. (156 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (89 resets) in 186 ms. (213 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (95 resets) in 264 ms. (150 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (96 resets) in 172 ms. (231 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (92 resets) in 245 ms. (162 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (90 resets) in 156 ms. (254 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (87 resets) in 269 ms. (148 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (81 resets) in 211 ms. (188 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (97 resets) in 224 ms. (177 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (90 resets) in 168 ms. (236 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (88 resets) in 258 ms. (154 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40002 steps (82 resets) in 258 ms. (154 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (93 resets) in 262 ms. (152 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40002 steps (90 resets) in 242 ms. (164 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (89 resets) in 170 ms. (233 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (89 resets) in 245 ms. (162 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (88 resets) in 147 ms. (270 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (89 resets) in 246 ms. (161 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (88 resets) in 245 ms. (162 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (85 resets) in 138 ms. (287 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (87 resets) in 298 ms. (133 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40002 steps (82 resets) in 308 ms. (129 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (90 resets) in 178 ms. (223 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40003 steps (86 resets) in 227 ms. (175 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (86 resets) in 203 ms. (196 steps per ms) remains 212/212 properties
Probabilistic random walk after 10000001 steps, saw 1268379 distinct states, run finished after 62318 ms. (steps per millisecond=160 ) properties seen :0
[2024-05-31 18:56:00] [INFO ] Invariant cache hit.
[2024-05-31 18:56:00] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/217 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (OVERLAPS) 10/227 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/227 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 3 (OVERLAPS) 72/299 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/299 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 5 (OVERLAPS) 44/343 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 212 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/343 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 7 (OVERLAPS) 294/637 variables, 343/403 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/637 variables, 2/405 constraints. Problems are: Problem set: 0 solved, 212 unsolved
[2024-05-31 18:56:09] [INFO ] Deduced a trap composed of 13 places in 61 ms of which 1 ms to minimize.
[2024-05-31 18:56:09] [INFO ] Deduced a trap composed of 12 places in 71 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/637 variables, 2/407 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/637 variables, 0/407 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 11 (OVERLAPS) 9/646 variables, 9/416 constraints. Problems are: Problem set: 0 solved, 212 unsolved
[2024-05-31 18:56:18] [INFO ] Deduced a trap composed of 12 places in 64 ms of which 2 ms to minimize.
[2024-05-31 18:56:19] [INFO ] Deduced a trap composed of 7 places in 55 ms of which 2 ms to minimize.
[2024-05-31 18:56:20] [INFO ] Deduced a trap composed of 18 places in 105 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 3/419 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 212 unsolved
[2024-05-31 18:56:29] [INFO ] Deduced a trap composed of 9 places in 51 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/646 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 212 unsolved
[2024-05-31 18:56:36] [INFO ] Deduced a trap composed of 20 places in 97 ms of which 2 ms to minimize.
At refinement iteration 16 (OVERLAPS) 0/646 variables, 1/421 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/646 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 18 (OVERLAPS) 0/646 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 212 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 421 constraints, problems are : Problem set: 0 solved, 212 unsolved in 48702 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 7/7 constraints]
Escalating to Integer solving :Problem set: 0 solved, 212 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/217 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (OVERLAPS) 10/227 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/227 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 3 (OVERLAPS) 72/299 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/299 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/299 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 6 (OVERLAPS) 44/343 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/343 variables, 5/66 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 9 (OVERLAPS) 294/637 variables, 343/409 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/637 variables, 2/411 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/637 variables, 54/465 constraints. Problems are: Problem set: 0 solved, 212 unsolved
[2024-05-31 18:57:15] [INFO ] Deduced a trap composed of 9 places in 72 ms of which 1 ms to minimize.
[2024-05-31 18:57:15] [INFO ] Deduced a trap composed of 10 places in 81 ms of which 2 ms to minimize.
[2024-05-31 18:57:16] [INFO ] Deduced a trap composed of 17 places in 46 ms of which 0 ms to minimize.
[2024-05-31 18:57:16] [INFO ] Deduced a trap composed of 17 places in 45 ms of which 1 ms to minimize.
[2024-05-31 18:57:16] [INFO ] Deduced a trap composed of 19 places in 45 ms of which 1 ms to minimize.
[2024-05-31 18:57:18] [INFO ] Deduced a trap composed of 8 places in 69 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/637 variables, 6/471 constraints. Problems are: Problem set: 0 solved, 212 unsolved
[2024-05-31 18:58:07] [INFO ] Deduced a trap composed of 10 places in 76 ms of which 2 ms to minimize.
[2024-05-31 18:58:07] [INFO ] Deduced a trap composed of 18 places in 61 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/637 variables, 2/473 constraints. Problems are: Problem set: 0 solved, 212 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 637/646 variables, and 473 constraints, problems are : Problem set: 0 solved, 212 unsolved in 90021 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 343/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 54/212 constraints, Known Traps: 14/15 constraints]
After SMT, in 138964ms problems are : Problem set: 0 solved, 212 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 217 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 transitions.
Applied a total of 0 rules in 10 ms. Remains 352 /352 variables (removed 0) and now considering 294/294 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 352/352 places, 294/294 transitions.
RANDOM walk for 4000000 steps (53705 resets) in 59050 ms. (67 steps per ms) remains 211/212 properties
BEST_FIRST walk for 40003 steps (95 resets) in 144 ms. (275 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (88 resets) in 244 ms. (163 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (85 resets) in 161 ms. (246 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (83 resets) in 218 ms. (182 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (95 resets) in 162 ms. (245 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (98 resets) in 279 ms. (142 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (86 resets) in 183 ms. (217 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (88 resets) in 254 ms. (156 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (87 resets) in 191 ms. (208 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (92 resets) in 177 ms. (224 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (96 resets) in 214 ms. (186 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (95 resets) in 217 ms. (183 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (90 resets) in 267 ms. (149 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (89 resets) in 248 ms. (160 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (94 resets) in 183 ms. (217 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (89 resets) in 265 ms. (150 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (90 resets) in 266 ms. (149 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (87 resets) in 270 ms. (147 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (94 resets) in 308 ms. (129 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (88 resets) in 245 ms. (162 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (80 resets) in 242 ms. (164 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (94 resets) in 182 ms. (218 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (89 resets) in 243 ms. (163 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (93 resets) in 193 ms. (206 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (96 resets) in 235 ms. (169 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (94 resets) in 192 ms. (207 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (87 resets) in 204 ms. (195 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (90 resets) in 273 ms. (146 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (91 resets) in 189 ms. (210 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (96 resets) in 323 ms. (123 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (90 resets) in 287 ms. (138 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (92 resets) in 275 ms. (144 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (93 resets) in 252 ms. (158 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (90 resets) in 200 ms. (199 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (90 resets) in 166 ms. (239 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40000 steps (84 resets) in 213 ms. (186 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (83 resets) in 223 ms. (178 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (92 resets) in 183 ms. (217 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (86 resets) in 210 ms. (189 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (90 resets) in 224 ms. (177 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (91 resets) in 155 ms. (256 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (94 resets) in 226 ms. (176 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (91 resets) in 174 ms. (228 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (89 resets) in 264 ms. (150 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (90 resets) in 169 ms. (235 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (95 resets) in 214 ms. (186 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (98 resets) in 222 ms. (179 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (93 resets) in 148 ms. (268 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (90 resets) in 262 ms. (152 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (86 resets) in 168 ms. (236 steps per ms) remains 211/211 properties
Interrupted probabilistic random walk after 9106753 steps, run timeout after 57001 ms. (steps per millisecond=159 ) properties seen :0 out of 211
Probabilistic random walk after 9106753 steps, saw 1160762 distinct states, run finished after 57001 ms. (steps per millisecond=159 ) properties seen :0
[2024-05-31 18:59:36] [INFO ] Invariant cache hit.
[2024-05-31 18:59:36] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/216 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 1 (OVERLAPS) 10/226 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/226 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 3 (OVERLAPS) 72/298 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 5 (OVERLAPS) 45/343 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 211 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/343 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 7 (OVERLAPS) 294/637 variables, 343/403 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/637 variables, 2/405 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/637 variables, 0/405 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 10 (OVERLAPS) 9/646 variables, 9/414 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-31 18:59:49] [INFO ] Deduced a trap composed of 7 places in 83 ms of which 1 ms to minimize.
[2024-05-31 18:59:49] [INFO ] Deduced a trap composed of 9 places in 53 ms of which 1 ms to minimize.
[2024-05-31 18:59:49] [INFO ] Deduced a trap composed of 11 places in 55 ms of which 1 ms to minimize.
[2024-05-31 18:59:50] [INFO ] Deduced a trap composed of 8 places in 56 ms of which 1 ms to minimize.
[2024-05-31 18:59:50] [INFO ] Deduced a trap composed of 17 places in 91 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 5/419 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-31 18:59:54] [INFO ] Deduced a trap composed of 7 places in 91 ms of which 2 ms to minimize.
[2024-05-31 18:59:55] [INFO ] Deduced a trap composed of 13 places in 84 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-31 19:00:02] [INFO ] Deduced a trap composed of 14 places in 92 ms of which 2 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/646 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/646 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 16 (OVERLAPS) 0/646 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 211 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 422 constraints, problems are : Problem set: 0 solved, 211 unsolved in 39741 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 211/211 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 211 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/216 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 1 (OVERLAPS) 10/226 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/226 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 3 (OVERLAPS) 72/298 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/298 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 6 (OVERLAPS) 45/343 variables, 24/62 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/343 variables, 6/68 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 9 (OVERLAPS) 294/637 variables, 343/411 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/637 variables, 2/413 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/637 variables, 54/467 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-31 19:00:42] [INFO ] Deduced a trap composed of 10 places in 58 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/637 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-31 19:01:14] [INFO ] Deduced a trap composed of 13 places in 75 ms of which 2 ms to minimize.
[2024-05-31 19:01:23] [INFO ] Deduced a trap composed of 11 places in 54 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/637 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-31 19:01:56] [INFO ] Deduced a trap composed of 16 places in 65 ms of which 2 ms to minimize.
[2024-05-31 19:01:56] [INFO ] Deduced a trap composed of 20 places in 80 ms of which 1 ms to minimize.
[2024-05-31 19:01:57] [INFO ] Deduced a trap composed of 19 places in 64 ms of which 2 ms to minimize.
[2024-05-31 19:01:59] [INFO ] Deduced a trap composed of 19 places in 81 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 637/646 variables, and 474 constraints, problems are : Problem set: 0 solved, 211 unsolved in 105020 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 343/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 54/211 constraints, Known Traps: 15/15 constraints]
After SMT, in 144967ms problems are : Problem set: 0 solved, 211 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 216 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 transitions.
Applied a total of 0 rules in 17 ms. Remains 352 /352 variables (removed 0) and now considering 294/294 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 352/352 places, 294/294 transitions.
RANDOM walk for 4000000 steps (53747 resets) in 50313 ms. (79 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (93 resets) in 159 ms. (250 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (90 resets) in 286 ms. (139 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (97 resets) in 289 ms. (137 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (91 resets) in 279 ms. (142 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (92 resets) in 311 ms. (128 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (92 resets) in 310 ms. (128 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (88 resets) in 280 ms. (142 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (89 resets) in 232 ms. (171 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (94 resets) in 218 ms. (182 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (78 resets) in 270 ms. (147 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (81 resets) in 246 ms. (161 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (94 resets) in 269 ms. (148 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (92 resets) in 184 ms. (216 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (90 resets) in 314 ms. (126 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (83 resets) in 211 ms. (188 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (85 resets) in 313 ms. (127 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (93 resets) in 309 ms. (129 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (89 resets) in 237 ms. (168 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (95 resets) in 271 ms. (147 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (92 resets) in 178 ms. (223 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (96 resets) in 283 ms. (140 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (96 resets) in 301 ms. (132 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (87 resets) in 221 ms. (180 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (90 resets) in 297 ms. (134 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (95 resets) in 313 ms. (127 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (87 resets) in 210 ms. (189 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (90 resets) in 217 ms. (183 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (90 resets) in 253 ms. (157 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (92 resets) in 285 ms. (139 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (89 resets) in 219 ms. (181 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (86 resets) in 300 ms. (132 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (83 resets) in 308 ms. (129 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (102 resets) in 320 ms. (124 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (89 resets) in 306 ms. (130 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (83 resets) in 322 ms. (123 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40001 steps (93 resets) in 282 ms. (141 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (91 resets) in 224 ms. (177 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (91 resets) in 255 ms. (156 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (94 resets) in 186 ms. (213 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (85 resets) in 284 ms. (140 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (88 resets) in 242 ms. (164 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (94 resets) in 174 ms. (228 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (92 resets) in 284 ms. (140 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (91 resets) in 245 ms. (162 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (92 resets) in 180 ms. (221 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (87 resets) in 246 ms. (161 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (82 resets) in 207 ms. (192 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (86 resets) in 297 ms. (134 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (91 resets) in 267 ms. (149 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (89 resets) in 189 ms. (210 steps per ms) remains 211/211 properties
Interrupted probabilistic random walk after 6869348 steps, run timeout after 48001 ms. (steps per millisecond=143 ) properties seen :0 out of 211
Probabilistic random walk after 6869348 steps, saw 884516 distinct states, run finished after 48001 ms. (steps per millisecond=143 ) properties seen :0
[2024-05-31 19:03:06] [INFO ] Invariant cache hit.
[2024-05-31 19:03:06] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/216 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 1 (OVERLAPS) 10/226 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/226 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 3 (OVERLAPS) 72/298 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 5 (OVERLAPS) 45/343 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 211 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/343 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 7 (OVERLAPS) 294/637 variables, 343/403 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/637 variables, 2/405 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/637 variables, 0/405 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 10 (OVERLAPS) 9/646 variables, 9/414 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-31 19:03:19] [INFO ] Deduced a trap composed of 7 places in 83 ms of which 2 ms to minimize.
[2024-05-31 19:03:19] [INFO ] Deduced a trap composed of 9 places in 59 ms of which 1 ms to minimize.
[2024-05-31 19:03:19] [INFO ] Deduced a trap composed of 11 places in 53 ms of which 2 ms to minimize.
[2024-05-31 19:03:20] [INFO ] Deduced a trap composed of 8 places in 56 ms of which 2 ms to minimize.
[2024-05-31 19:03:20] [INFO ] Deduced a trap composed of 17 places in 90 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 5/419 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-31 19:03:25] [INFO ] Deduced a trap composed of 7 places in 87 ms of which 2 ms to minimize.
[2024-05-31 19:03:25] [INFO ] Deduced a trap composed of 13 places in 79 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-31 19:03:32] [INFO ] Deduced a trap composed of 14 places in 98 ms of which 2 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/646 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/646 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 16 (OVERLAPS) 0/646 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 211 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 422 constraints, problems are : Problem set: 0 solved, 211 unsolved in 39772 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 211/211 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 211 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/216 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 1 (OVERLAPS) 10/226 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/226 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 3 (OVERLAPS) 72/298 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/298 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 6 (OVERLAPS) 45/343 variables, 24/62 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/343 variables, 6/68 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 9 (OVERLAPS) 294/637 variables, 343/411 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/637 variables, 2/413 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/637 variables, 54/467 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-31 19:04:12] [INFO ] Deduced a trap composed of 10 places in 61 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/637 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-31 19:04:45] [INFO ] Deduced a trap composed of 13 places in 109 ms of which 2 ms to minimize.
[2024-05-31 19:04:54] [INFO ] Deduced a trap composed of 11 places in 69 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/637 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-31 19:05:26] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 1 ms to minimize.
[2024-05-31 19:05:27] [INFO ] Deduced a trap composed of 20 places in 84 ms of which 2 ms to minimize.
[2024-05-31 19:05:27] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 1 ms to minimize.
[2024-05-31 19:05:29] [INFO ] Deduced a trap composed of 19 places in 94 ms of which 1 ms to minimize.
[2024-05-31 19:05:32] [INFO ] Deduced a trap composed of 13 places in 83 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/637 variables, 5/475 constraints. Problems are: Problem set: 0 solved, 211 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 637/646 variables, and 475 constraints, problems are : Problem set: 0 solved, 211 unsolved in 120015 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 343/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 54/211 constraints, Known Traps: 16/16 constraints]
After SMT, in 160009ms problems are : Problem set: 0 solved, 211 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 216 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 transitions.
Applied a total of 0 rules in 10 ms. Remains 352 /352 variables (removed 0) and now considering 294/294 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 352/352 places, 294/294 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 transitions.
Applied a total of 0 rules in 12 ms. Remains 352 /352 variables (removed 0) and now considering 294/294 (removed 0) transitions.
[2024-05-31 19:05:46] [INFO ] Invariant cache hit.
[2024-05-31 19:05:46] [INFO ] Implicit Places using invariants in 206 ms returned []
[2024-05-31 19:05:46] [INFO ] Invariant cache hit.
[2024-05-31 19:05:46] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 19:05:46] [INFO ] Implicit Places using invariants and state equation in 269 ms returned []
Implicit Place search using SMT with State Equation took 491 ms to find 0 implicit places.
[2024-05-31 19:05:46] [INFO ] Redundant transitions in 12 ms returned []
Running 293 sub problems to find dead transitions.
[2024-05-31 19:05:46] [INFO ] Invariant cache hit.
[2024-05-31 19:05:46] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/351 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/351 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 2 (OVERLAPS) 1/352 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/352 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/352 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 5 (OVERLAPS) 294/646 variables, 352/412 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/646 variables, 2/414 constraints. Problems are: Problem set: 0 solved, 293 unsolved
[2024-05-31 19:05:53] [INFO ] Deduced a trap composed of 7 places in 48 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/646 variables, 1/415 constraints. Problems are: Problem set: 0 solved, 293 unsolved
[2024-05-31 19:05:58] [INFO ] Deduced a trap composed of 15 places in 48 ms of which 1 ms to minimize.
[2024-05-31 19:05:59] [INFO ] Deduced a trap composed of 13 places in 59 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/646 variables, 2/417 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 10 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 293 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 293 unsolved in 26098 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 293/293 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 293 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/351 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/351 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 2 (OVERLAPS) 1/352 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/352 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/352 variables, 3/63 constraints. Problems are: Problem set: 0 solved, 293 unsolved
[2024-05-31 19:06:15] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 0 ms to minimize.
[2024-05-31 19:06:15] [INFO ] Deduced a trap composed of 9 places in 34 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/352 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/352 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 7 (OVERLAPS) 294/646 variables, 352/417 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/646 variables, 2/419 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/646 variables, 293/712 constraints. Problems are: Problem set: 0 solved, 293 unsolved
[2024-05-31 19:06:37] [INFO ] Deduced a trap composed of 12 places in 54 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 646/646 variables, and 713 constraints, problems are : Problem set: 0 solved, 293 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 293/293 constraints, Known Traps: 6/6 constraints]
After SMT, in 56378ms problems are : Problem set: 0 solved, 293 unsolved
Search for dead transitions found 0 dead transitions in 56382ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56911 ms. Remains : 352/352 places, 294/294 transitions.
RANDOM walk for 400000 steps (5422 resets) in 6168 ms. (64 steps per ms) remains 211/216 properties
Running SMT prover for 211 properties.
[2024-05-31 19:06:45] [INFO ] Invariant cache hit.
[2024-05-31 19:06:45] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-31 19:06:45] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-31 19:06:45] [INFO ] After 384ms SMT Verify possible using state equation in real domain returned unsat :0 sat :211
[2024-05-31 19:06:45] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 19:06:45] [INFO ] After 247ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :211
TRAPS : Iteration 0
[2024-05-31 19:06:46] [INFO ] Deduced a trap composed of 7 places in 100 ms of which 1 ms to minimize.
[2024-05-31 19:06:48] [INFO ] Deduced a trap composed of 16 places in 54 ms of which 1 ms to minimize.
TRAPS : Iteration 1
[2024-05-31 19:06:50] [INFO ] After 5143ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:211
[2024-05-31 19:06:50] [INFO ] After 5721ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:211
[2024-05-31 19:06:51] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 19:06:51] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-31 19:06:51] [INFO ] After 584ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :211
[2024-05-31 19:06:52] [INFO ] After 446ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :211
TRAPS : Iteration 0
[2024-05-31 19:06:52] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 1 ms to minimize.
[2024-05-31 19:06:52] [INFO ] Deduced a trap composed of 7 places in 46 ms of which 0 ms to minimize.
[2024-05-31 19:06:52] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 151 ms
[2024-05-31 19:06:53] [INFO ] Deduced a trap composed of 13 places in 87 ms of which 1 ms to minimize.
[2024-05-31 19:06:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 119 ms
[2024-05-31 19:06:55] [INFO ] Deduced a trap composed of 21 places in 44 ms of which 1 ms to minimize.
[2024-05-31 19:06:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 69 ms
[2024-05-31 19:06:56] [INFO ] Deduced a trap composed of 23 places in 44 ms of which 1 ms to minimize.
[2024-05-31 19:06:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 66 ms
TRAPS : Iteration 1
[2024-05-31 19:06:58] [INFO ] Deduced a trap composed of 8 places in 57 ms of which 2 ms to minimize.
[2024-05-31 19:06:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 83 ms
TRAPS : Iteration 2
[2024-05-31 19:07:02] [INFO ] Deduced a trap composed of 9 places in 75 ms of which 2 ms to minimize.
[2024-05-31 19:07:02] [INFO ] Deduced a trap composed of 17 places in 70 ms of which 2 ms to minimize.
[2024-05-31 19:07:02] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 192 ms
[2024-05-31 19:07:06] [INFO ] Deduced a trap composed of 13 places in 45 ms of which 1 ms to minimize.
[2024-05-31 19:07:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
TRAPS : Iteration 3
[2024-05-31 19:07:12] [INFO ] After 20679ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :211
[2024-05-31 19:07:12] [INFO ] After 21900ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :211
RANDOM walk for 3964677 steps (53297 resets) in 109605 ms. (36 steps per ms) remains 210/211 properties
BEST_FIRST walk for 40004 steps (84 resets) in 241 ms. (165 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (89 resets) in 237 ms. (168 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (87 resets) in 197 ms. (202 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (77 resets) in 319 ms. (125 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (76 resets) in 287 ms. (138 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (91 resets) in 234 ms. (170 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (90 resets) in 282 ms. (141 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (87 resets) in 276 ms. (144 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (86 resets) in 267 ms. (149 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (93 resets) in 225 ms. (177 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (94 resets) in 277 ms. (143 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (95 resets) in 258 ms. (154 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (94 resets) in 202 ms. (197 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (81 resets) in 293 ms. (136 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40002 steps (91 resets) in 216 ms. (184 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (83 resets) in 280 ms. (142 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (92 resets) in 254 ms. (156 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40002 steps (94 resets) in 261 ms. (152 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (88 resets) in 304 ms. (131 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (87 resets) in 265 ms. (150 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (85 resets) in 237 ms. (168 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40002 steps (101 resets) in 222 ms. (179 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (85 resets) in 268 ms. (148 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (94 resets) in 272 ms. (146 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (85 resets) in 205 ms. (194 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (84 resets) in 269 ms. (148 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (90 resets) in 204 ms. (195 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (88 resets) in 267 ms. (149 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (90 resets) in 293 ms. (136 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (87 resets) in 306 ms. (130 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (89 resets) in 266 ms. (149 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (92 resets) in 289 ms. (137 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (95 resets) in 211 ms. (188 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (87 resets) in 273 ms. (146 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (81 resets) in 235 ms. (169 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (87 resets) in 284 ms. (140 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (90 resets) in 206 ms. (193 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (91 resets) in 281 ms. (141 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (81 resets) in 219 ms. (181 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (86 resets) in 240 ms. (165 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (93 resets) in 176 ms. (226 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (97 resets) in 323 ms. (123 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (95 resets) in 314 ms. (126 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40002 steps (88 resets) in 291 ms. (136 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (88 resets) in 275 ms. (144 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (88 resets) in 232 ms. (171 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (94 resets) in 302 ms. (132 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (90 resets) in 298 ms. (133 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40003 steps (90 resets) in 251 ms. (158 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (85 resets) in 288 ms. (138 steps per ms) remains 210/210 properties
Probabilistic random walk after 10000001 steps, saw 1268379 distinct states, run finished after 69192 ms. (steps per millisecond=144 ) properties seen :0
[2024-05-31 19:08:56] [INFO ] Invariant cache hit.
[2024-05-31 19:08:56] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/215 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 10/225 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/225 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 72/297 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-31 19:08:59] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/297 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/297 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 210 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 45/342 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/342 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (OVERLAPS) 294/636 variables, 342/403 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/636 variables, 2/405 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-31 19:09:04] [INFO ] Deduced a trap composed of 13 places in 79 ms of which 2 ms to minimize.
[2024-05-31 19:09:04] [INFO ] Deduced a trap composed of 12 places in 71 ms of which 2 ms to minimize.
[2024-05-31 19:09:04] [INFO ] Deduced a trap composed of 12 places in 66 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/636 variables, 3/408 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/636 variables, 0/408 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 12 (OVERLAPS) 10/646 variables, 10/418 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-31 19:09:11] [INFO ] Deduced a trap composed of 6 places in 58 ms of which 2 ms to minimize.
[2024-05-31 19:09:12] [INFO ] Deduced a trap composed of 17 places in 93 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 2/420 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 420 constraints, problems are : Problem set: 0 solved, 210 unsolved in 27967 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 6/6 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/215 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (OVERLAPS) 10/225 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/225 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (OVERLAPS) 72/297 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/297 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-31 19:09:25] [INFO ] Deduced a trap composed of 8 places in 24 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/297 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/297 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (OVERLAPS) 45/342 variables, 24/62 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/342 variables, 5/67 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/342 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 10 (OVERLAPS) 294/636 variables, 342/409 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/636 variables, 2/411 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/636 variables, 54/465 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-31 19:09:48] [INFO ] Deduced a trap composed of 8 places in 66 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/636 variables, 1/466 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-31 19:10:31] [INFO ] Deduced a trap composed of 18 places in 75 ms of which 1 ms to minimize.
[2024-05-31 19:10:32] [INFO ] Deduced a trap composed of 9 places in 70 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/636 variables, 2/468 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-31 19:11:00] [INFO ] Deduced a trap composed of 16 places in 55 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/636 variables, 1/469 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 636/646 variables, and 469 constraints, problems are : Problem set: 0 solved, 210 unsolved in 135021 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 342/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 54/210 constraints, Known Traps: 11/11 constraints]
After SMT, in 163177ms problems are : Problem set: 0 solved, 210 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 215 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 transitions.
Applied a total of 0 rules in 8 ms. Remains 352 /352 variables (removed 0) and now considering 294/294 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 352/352 places, 294/294 transitions.
RANDOM walk for 4000000 steps (53766 resets) in 47961 ms. (83 steps per ms) remains 208/210 properties
BEST_FIRST walk for 40003 steps (96 resets) in 187 ms. (212 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (88 resets) in 191 ms. (208 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (93 resets) in 267 ms. (149 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (86 resets) in 204 ms. (195 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (94 resets) in 274 ms. (145 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (93 resets) in 259 ms. (153 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (87 resets) in 251 ms. (158 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (97 resets) in 284 ms. (140 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (89 resets) in 294 ms. (135 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (90 resets) in 308 ms. (129 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (97 resets) in 311 ms. (128 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (94 resets) in 281 ms. (141 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (87 resets) in 276 ms. (144 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (97 resets) in 206 ms. (193 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (86 resets) in 219 ms. (181 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (89 resets) in 313 ms. (127 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (94 resets) in 236 ms. (168 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (89 resets) in 182 ms. (218 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (89 resets) in 303 ms. (131 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (90 resets) in 272 ms. (146 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (88 resets) in 266 ms. (149 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (80 resets) in 207 ms. (192 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (84 resets) in 210 ms. (189 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (91 resets) in 286 ms. (139 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (89 resets) in 224 ms. (177 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (92 resets) in 296 ms. (134 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (91 resets) in 325 ms. (122 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (88 resets) in 220 ms. (181 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (90 resets) in 234 ms. (170 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (97 resets) in 271 ms. (147 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (78 resets) in 259 ms. (153 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (87 resets) in 331 ms. (120 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (96 resets) in 246 ms. (161 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (95 resets) in 244 ms. (163 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (82 resets) in 211 ms. (188 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (89 resets) in 269 ms. (148 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (90 resets) in 202 ms. (197 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (80 resets) in 263 ms. (151 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (88 resets) in 304 ms. (131 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (89 resets) in 281 ms. (141 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (88 resets) in 207 ms. (192 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (80 resets) in 310 ms. (128 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (86 resets) in 255 ms. (156 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (83 resets) in 263 ms. (151 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (93 resets) in 219 ms. (181 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (87 resets) in 230 ms. (173 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (91 resets) in 274 ms. (145 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (94 resets) in 297 ms. (134 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (89 resets) in 223 ms. (178 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (94 resets) in 221 ms. (180 steps per ms) remains 208/208 properties
Interrupted probabilistic random walk after 6926282 steps, run timeout after 48001 ms. (steps per millisecond=144 ) properties seen :0 out of 208
Probabilistic random walk after 6926282 steps, saw 892312 distinct states, run finished after 48001 ms. (steps per millisecond=144 ) properties seen :0
[2024-05-31 19:12:43] [INFO ] Invariant cache hit.
[2024-05-31 19:12:43] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/213 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 1 (OVERLAPS) 10/223 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/223 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 3 (OVERLAPS) 72/295 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/295 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 5 (OVERLAPS) 47/342 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 208 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/342 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 7 (OVERLAPS) 294/636 variables, 342/402 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/636 variables, 2/404 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:12:51] [INFO ] Deduced a trap composed of 11 places in 63 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/636 variables, 1/405 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:12:55] [INFO ] Deduced a trap composed of 13 places in 76 ms of which 2 ms to minimize.
[2024-05-31 19:12:55] [INFO ] Deduced a trap composed of 12 places in 69 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/636 variables, 2/407 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/636 variables, 0/407 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 12 (OVERLAPS) 10/646 variables, 10/417 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:13:02] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 0 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 1/418 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:13:07] [INFO ] Deduced a trap composed of 7 places in 56 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:13:13] [INFO ] Deduced a trap composed of 23 places in 89 ms of which 2 ms to minimize.
[2024-05-31 19:13:14] [INFO ] Deduced a trap composed of 19 places in 74 ms of which 2 ms to minimize.
At refinement iteration 16 (OVERLAPS) 0/646 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:13:18] [INFO ] Deduced a trap composed of 17 places in 76 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/646 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/646 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:13:26] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 1 ms to minimize.
At refinement iteration 19 (OVERLAPS) 0/646 variables, 1/423 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:13:29] [INFO ] Deduced a trap composed of 8 places in 96 ms of which 2 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/646 variables, 1/424 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/646 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:13:38] [INFO ] Deduced a trap composed of 17 places in 61 ms of which 1 ms to minimize.
At refinement iteration 22 (OVERLAPS) 0/646 variables, 1/425 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/646 variables, 0/425 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 24 (OVERLAPS) 0/646 variables, 0/425 constraints. Problems are: Problem set: 0 solved, 208 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 425 constraints, problems are : Problem set: 0 solved, 208 unsolved in 65170 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 208/208 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 208 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/213 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 1 (OVERLAPS) 10/223 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/223 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 3 (OVERLAPS) 72/295 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/295 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/295 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 6 (OVERLAPS) 47/342 variables, 24/62 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/342 variables, 8/70 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/342 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 9 (OVERLAPS) 294/636 variables, 342/412 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/636 variables, 2/414 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/636 variables, 53/467 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:14:12] [INFO ] Deduced a trap composed of 8 places in 63 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/636 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:14:48] [INFO ] Deduced a trap composed of 14 places in 44 ms of which 1 ms to minimize.
[2024-05-31 19:14:52] [INFO ] Deduced a trap composed of 18 places in 81 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/636 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:15:28] [INFO ] Deduced a trap composed of 13 places in 66 ms of which 1 ms to minimize.
[2024-05-31 19:15:29] [INFO ] Deduced a trap composed of 15 places in 84 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/636 variables, 2/472 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/636 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 208 unsolved
SMT process timed out in 215404ms, After SMT, problems are : Problem set: 0 solved, 208 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 213 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 transitions.
Applied a total of 0 rules in 8 ms. Remains 352 /352 variables (removed 0) and now considering 294/294 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 352/352 places, 294/294 transitions.
RANDOM walk for 4000000 steps (53880 resets) in 102001 ms. (39 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (85 resets) in 224 ms. (177 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (85 resets) in 292 ms. (136 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (88 resets) in 199 ms. (200 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (90 resets) in 226 ms. (176 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (91 resets) in 264 ms. (150 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (88 resets) in 293 ms. (136 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (94 resets) in 296 ms. (134 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (102 resets) in 270 ms. (147 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (84 resets) in 274 ms. (145 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (78 resets) in 201 ms. (198 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (88 resets) in 319 ms. (125 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (88 resets) in 237 ms. (168 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (86 resets) in 280 ms. (142 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (94 resets) in 258 ms. (154 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40001 steps (95 resets) in 239 ms. (166 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (90 resets) in 245 ms. (162 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (88 resets) in 262 ms. (152 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (95 resets) in 199 ms. (200 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (94 resets) in 258 ms. (154 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (97 resets) in 239 ms. (166 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (92 resets) in 298 ms. (133 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (83 resets) in 304 ms. (131 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (93 resets) in 233 ms. (170 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (88 resets) in 241 ms. (165 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (85 resets) in 296 ms. (134 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (89 resets) in 266 ms. (149 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (91 resets) in 301 ms. (132 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (80 resets) in 275 ms. (144 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (88 resets) in 272 ms. (146 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (96 resets) in 278 ms. (143 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (83 resets) in 313 ms. (127 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (93 resets) in 234 ms. (170 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (90 resets) in 228 ms. (174 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (87 resets) in 323 ms. (123 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (87 resets) in 282 ms. (141 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (84 resets) in 281 ms. (141 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (87 resets) in 209 ms. (190 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (90 resets) in 290 ms. (137 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (92 resets) in 223 ms. (178 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (88 resets) in 294 ms. (135 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (97 resets) in 290 ms. (137 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (85 resets) in 274 ms. (145 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (87 resets) in 196 ms. (203 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (99 resets) in 241 ms. (165 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (90 resets) in 296 ms. (134 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (85 resets) in 298 ms. (133 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (86 resets) in 259 ms. (153 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (84 resets) in 256 ms. (155 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (91 resets) in 215 ms. (185 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (96 resets) in 278 ms. (143 steps per ms) remains 208/208 properties
Probabilistic random walk after 10000001 steps, saw 1268379 distinct states, run finished after 68121 ms. (steps per millisecond=146 ) properties seen :0
[2024-05-31 19:17:57] [INFO ] Invariant cache hit.
[2024-05-31 19:17:57] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/213 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 1 (OVERLAPS) 10/223 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/223 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 3 (OVERLAPS) 72/295 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/295 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 5 (OVERLAPS) 47/342 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 208 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/342 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 7 (OVERLAPS) 294/636 variables, 342/402 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/636 variables, 2/404 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:18:05] [INFO ] Deduced a trap composed of 11 places in 69 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/636 variables, 1/405 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:18:08] [INFO ] Deduced a trap composed of 11 places in 73 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/636 variables, 1/406 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/636 variables, 0/406 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 12 (OVERLAPS) 10/646 variables, 10/416 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:18:16] [INFO ] Deduced a trap composed of 7 places in 84 ms of which 2 ms to minimize.
[2024-05-31 19:18:16] [INFO ] Deduced a trap composed of 18 places in 61 ms of which 1 ms to minimize.
[2024-05-31 19:18:16] [INFO ] Deduced a trap composed of 18 places in 93 ms of which 2 ms to minimize.
[2024-05-31 19:18:18] [INFO ] Deduced a trap composed of 16 places in 92 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 4/420 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:18:21] [INFO ] Deduced a trap composed of 7 places in 56 ms of which 1 ms to minimize.
[2024-05-31 19:18:23] [INFO ] Deduced a trap composed of 9 places in 69 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 2/422 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/646 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 208 unsolved
[2024-05-31 19:18:27] [INFO ] Deduced a trap composed of 13 places in 73 ms of which 1 ms to minimize.
At refinement iteration 16 (OVERLAPS) 0/646 variables, 1/423 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/646 variables, 0/423 constraints. Problems are: Problem set: 0 solved, 208 unsolved

BK_TIME_CONFINEMENT_REACHED

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.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="DES-PT-60a"
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 DES-PT-60a, 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 r482-tall-171624202000467"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-60a.tgz
mv DES-PT-60a 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 ;