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.r364-tall-171683777800417.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 greatspnxred
Input is ShieldPPPt-PT-040B, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r364-tall-171683777800417
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 23 07:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 19:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.5K Apr 11 14:35 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 70K Apr 11 14:35 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 762K May 18 16:43 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 1716914292119

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldPPPt-PT-040B
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-28 16:38:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-28 16:38:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-28 16:38:13] [INFO ] Load time of PNML (sax parser for PT used): 201 ms
[2024-05-28 16:38:13] [INFO ] Transformed 3123 places.
[2024-05-28 16:38:13] [INFO ] Transformed 2843 transitions.
[2024-05-28 16:38:13] [INFO ] Found NUPN structural information;
[2024-05-28 16:38:13] [INFO ] Parsed PT model containing 3123 places and 2843 transitions and 7126 arcs in 439 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 3123/3123 places, 2843/2843 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 763 transitions
Trivial Post-agglo rules discarded 763 transitions
Performed 763 trivial Post agglomeration. Transition count delta: 763
Iterating post reduction 0 with 763 rules applied. Total rules applied 763 place count 3123 transition count 2080
Reduce places removed 763 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 765 rules applied. Total rules applied 1528 place count 2360 transition count 2078
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1529 place count 2359 transition count 2078
Performed 160 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 160 Pre rules applied. Total rules applied 1529 place count 2359 transition count 1918
Deduced a syphon composed of 160 places in 23 ms
Reduce places removed 160 places and 0 transitions.
Iterating global reduction 3 with 320 rules applied. Total rules applied 1849 place count 2199 transition count 1918
Performed 1079 Post agglomeration using F-continuation condition.Transition count delta: 1079
Deduced a syphon composed of 1079 places in 4 ms
Reduce places removed 1079 places and 0 transitions.
Iterating global reduction 3 with 2158 rules applied. Total rules applied 4007 place count 1120 transition count 839
Renaming transitions due to excessive name length > 1024 char.
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 101 places in 4 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 4209 place count 1019 transition count 839
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 18 places in 4 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 3 with 36 rules applied. Total rules applied 4245 place count 1001 transition count 839
Applied a total of 4245 rules in 502 ms. Remains 1001 /3123 variables (removed 2122) and now considering 839/2843 (removed 2004) transitions.
// Phase 1: matrix 839 rows 1001 cols
[2024-05-28 16:38:14] [INFO ] Computed 441 invariants in 25 ms
[2024-05-28 16:38:15] [INFO ] Implicit Places using invariants in 934 ms returned [994]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 962 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 1000/3123 places, 839/2843 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 1000 transition count 837
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 998 transition count 837
Applied a total of 4 rules in 25 ms. Remains 998 /1000 variables (removed 2) and now considering 837/839 (removed 2) transitions.
// Phase 1: matrix 837 rows 998 cols
[2024-05-28 16:38:15] [INFO ] Computed 440 invariants in 5 ms
[2024-05-28 16:38:15] [INFO ] Implicit Places using invariants in 584 ms returned [981, 985]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 586 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 996/3123 places, 837/2843 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 994 transition count 835
Applied a total of 4 rules in 19 ms. Remains 994 /996 variables (removed 2) and now considering 835/837 (removed 2) transitions.
// Phase 1: matrix 835 rows 994 cols
[2024-05-28 16:38:15] [INFO ] Computed 438 invariants in 13 ms
[2024-05-28 16:38:16] [INFO ] Implicit Places using invariants in 598 ms returned []
[2024-05-28 16:38:16] [INFO ] Invariant cache hit.
[2024-05-28 16:38:16] [INFO ] State equation strengthened by 278 read => feed constraints.
[2024-05-28 16:38:24] [INFO ] Implicit Places using invariants and state equation in 7720 ms returned []
Implicit Place search using SMT with State Equation took 8325 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 3 : 994/3123 places, 835/2843 transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 10439 ms. Remains : 994/3123 places, 835/2843 transitions.
Discarding 278 transitions out of 835. Remains 557
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (8 resets) in 4781 ms. (8 steps per ms) remains 327/556 properties
BEST_FIRST walk for 402 steps (8 resets) in 11 ms. (33 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 18 ms. (21 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 15 ms. (25 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 16 ms. (23 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 15 ms. (25 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 15 ms. (25 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 16 ms. (23 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 30 ms. (13 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 327/327 properties
BEST_FIRST walk for 402 steps (8 resets) in 11 ms. (33 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 327/327 properties
BEST_FIRST walk for 402 steps (8 resets) in 10 ms. (36 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 327/327 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 15 ms. (25 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 327/327 properties
BEST_FIRST walk for 402 steps (8 resets) in 11 ms. (33 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 327/327 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 327/327 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 327/327 properties
[2024-05-28 16:38:25] [INFO ] Invariant cache hit.
[2024-05-28 16:38:25] [INFO ] State equation strengthened by 278 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/590 variables, 590/590 constraints. Problems are: Problem set: 0 solved, 327 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 590/1829 variables, and 590 constraints, problems are : Problem set: 0 solved, 327 unsolved in 5020 ms.
Refiners :[Domain max(s): 590/994 constraints, Positive P Invariants (semi-flows): 0/438 constraints, State Equation: 0/994 constraints, ReadFeed: 0/278 constraints, PredecessorRefiner: 327/327 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 327 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/590 variables, 590/590 constraints. Problems are: Problem set: 0 solved, 327 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/590 variables, 0/590 constraints. Problems are: Problem set: 0 solved, 327 unsolved
At refinement iteration 2 (OVERLAPS) 16/606 variables, 267/857 constraints. Problems are: Problem set: 0 solved, 327 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/606 variables, 16/873 constraints. Problems are: Problem set: 0 solved, 327 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 606/1829 variables, and 873 constraints, problems are : Problem set: 0 solved, 327 unsolved in 5011 ms.
Refiners :[Domain max(s): 606/994 constraints, Positive P Invariants (semi-flows): 267/438 constraints, State Equation: 0/994 constraints, ReadFeed: 0/278 constraints, PredecessorRefiner: 0/327 constraints, Known Traps: 0/0 constraints]
After SMT, in 10201ms problems are : Problem set: 0 solved, 327 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 590 out of 994 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 994/994 places, 835/835 transitions.
Partial Free-agglomeration rule applied 46 times.
Drop transitions (Partial Free agglomeration) removed 46 transitions
Iterating global reduction 0 with 46 rules applied. Total rules applied 46 place count 994 transition count 835
Applied a total of 46 rules in 88 ms. Remains 994 /994 variables (removed 0) and now considering 835/835 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 88 ms. Remains : 994/994 places, 835/835 transitions.
RANDOM walk for 4000000 steps (8 resets) in 102503 ms. (39 steps per ms) remains 161/327 properties
BEST_FIRST walk for 40004 steps (8 resets) in 268 ms. (148 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 272 ms. (146 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 264 ms. (150 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 259 ms. (153 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 263 ms. (151 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 259 ms. (153 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 264 ms. (150 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 264 ms. (150 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 259 ms. (153 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 261 ms. (152 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 259 ms. (153 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 267 ms. (149 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 261 ms. (152 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 253 ms. (157 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 260 ms. (153 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 259 ms. (153 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 260 ms. (153 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 259 ms. (153 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 257 ms. (155 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 259 ms. (153 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 257 ms. (155 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 255 ms. (156 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 263 ms. (151 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 259 ms. (153 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 261 ms. (152 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 260 ms. (153 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 262 ms. (152 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 265 ms. (150 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 256 ms. (155 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 260 ms. (153 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 259 ms. (153 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40002 steps (8 resets) in 257 ms. (155 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 261 ms. (152 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 255 ms. (156 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 260 ms. (153 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 260 ms. (153 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 256 ms. (155 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 288 ms. (138 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 366 ms. (109 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 371 ms. (107 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 387 ms. (103 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 360 ms. (110 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 385 ms. (103 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 413 ms. (96 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 370 ms. (107 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 353 ms. (113 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 272 ms. (146 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 267 ms. (149 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 267 ms. (149 steps per ms) remains 161/161 properties
BEST_FIRST walk for 40004 steps (8 resets) in 262 ms. (152 steps per ms) remains 161/161 properties
// Phase 1: matrix 835 rows 994 cols
[2024-05-28 16:39:07] [INFO ] Computed 438 invariants in 6 ms
[2024-05-28 16:39:07] [INFO ] State equation strengthened by 278 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/296 variables, 296/296 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/296 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 2 (OVERLAPS) 16/312 variables, 138/434 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/312 variables, 16/450 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/312 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 5 (OVERLAPS) 682/994 variables, 300/750 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 682/1432 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 8 (OVERLAPS) 835/1829 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 161 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1829 variables, 278/2704 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1829 variables, 0/2704 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 11 (OVERLAPS) 0/1829 variables, 0/2704 constraints. Problems are: Problem set: 0 solved, 161 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1829/1829 variables, and 2704 constraints, problems are : Problem set: 0 solved, 161 unsolved in 42082 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, ReadFeed: 278/278 constraints, PredecessorRefiner: 161/161 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 161 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/296 variables, 296/296 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/296 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 2 (OVERLAPS) 16/312 variables, 138/434 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/312 variables, 16/450 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/312 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 5 (OVERLAPS) 682/994 variables, 300/750 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 682/1432 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 8 (OVERLAPS) 835/1829 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1829 variables, 278/2704 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1829 variables, 161/2865 constraints. Problems are: Problem set: 0 solved, 161 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1829/1829 variables, and 2865 constraints, problems are : Problem set: 0 solved, 161 unsolved in 45016 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, ReadFeed: 278/278 constraints, PredecessorRefiner: 161/161 constraints, Known Traps: 0/0 constraints]
After SMT, in 87185ms problems are : Problem set: 0 solved, 161 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 296 out of 994 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 994/994 places, 835/835 transitions.
Partial Free-agglomeration rule applied 36 times.
Drop transitions (Partial Free agglomeration) removed 36 transitions
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 994 transition count 835
Applied a total of 36 rules in 68 ms. Remains 994 /994 variables (removed 0) and now considering 835/835 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 994/994 places, 835/835 transitions.
RANDOM walk for 4000000 steps (8 resets) in 74112 ms. (53 steps per ms) remains 151/161 properties
BEST_FIRST walk for 40003 steps (8 resets) in 341 ms. (116 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 356 ms. (112 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 364 ms. (109 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 418 ms. (95 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 489 ms. (81 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 668 ms. (59 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 606 ms. (65 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 337 ms. (118 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 350 ms. (113 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 442 ms. (90 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 386 ms. (103 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 432 ms. (92 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 396 ms. (100 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 338 ms. (118 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 443 ms. (90 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 453 ms. (88 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 390 ms. (102 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 457 ms. (87 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 426 ms. (93 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 414 ms. (96 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 385 ms. (103 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 401 ms. (99 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 430 ms. (92 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 446 ms. (89 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 376 ms. (106 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 417 ms. (95 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 398 ms. (100 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 375 ms. (106 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40002 steps (8 resets) in 383 ms. (104 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 440 ms. (90 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 364 ms. (109 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 390 ms. (102 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 368 ms. (108 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 411 ms. (97 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 400 ms. (99 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 401 ms. (99 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 441 ms. (90 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 397 ms. (100 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 399 ms. (100 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 439 ms. (90 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 408 ms. (97 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 380 ms. (104 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 407 ms. (98 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 392 ms. (101 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 446 ms. (89 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 386 ms. (103 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 395 ms. (101 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 390 ms. (102 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40004 steps (8 resets) in 435 ms. (91 steps per ms) remains 151/151 properties
BEST_FIRST walk for 40003 steps (8 resets) in 484 ms. (82 steps per ms) remains 151/151 properties
Interrupted probabilistic random walk after 1789175 steps, run timeout after 75001 ms. (steps per millisecond=23 ) properties seen :100 out of 151
Probabilistic random walk after 1789175 steps, saw 1364012 distinct states, run finished after 75006 ms. (steps per millisecond=23 ) properties seen :100
// Phase 1: matrix 835 rows 994 cols
[2024-05-28 16:42:15] [INFO ] Computed 438 invariants in 4 ms
[2024-05-28 16:42:15] [INFO ] State equation strengthened by 278 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 101/101 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (OVERLAPS) 31/132 variables, 60/161 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 31/192 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/132 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (OVERLAPS) 862/994 variables, 378/570 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 862/1432 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 8 (OVERLAPS) 835/1829 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 51 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1829 variables, 278/2704 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1829 variables, 0/2704 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 11 (OVERLAPS) 0/1829 variables, 0/2704 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1829/1829 variables, and 2704 constraints, problems are : Problem set: 0 solved, 51 unsolved in 10007 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, ReadFeed: 278/278 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 51 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 101/101 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (OVERLAPS) 31/132 variables, 60/161 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 31/192 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/132 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (OVERLAPS) 862/994 variables, 378/570 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 862/1432 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 8 (OVERLAPS) 835/1829 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1829 variables, 278/2704 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1829 variables, 51/2755 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1829 variables, 0/2755 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 12 (OVERLAPS) 0/1829 variables, 0/2755 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1829/1829 variables, and 2755 constraints, problems are : Problem set: 0 solved, 51 unsolved in 59158 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, ReadFeed: 278/278 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 0/0 constraints]
After SMT, in 69199ms problems are : Problem set: 0 solved, 51 unsolved
Fused 51 Parikh solutions to 43 different solutions.
Parikh walk visited 0 properties in 27129 ms.
Support contains 101 out of 994 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 994/994 places, 835/835 transitions.
Partial Free-agglomeration rule applied 24 times.
Drop transitions (Partial Free agglomeration) removed 24 transitions
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 994 transition count 835
Applied a total of 24 rules in 67 ms. Remains 994 /994 variables (removed 0) and now considering 835/835 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67 ms. Remains : 994/994 places, 835/835 transitions.
RANDOM walk for 4000000 steps (8 resets) in 83724 ms. (47 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 4136 ms. (96 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3892 ms. (102 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 4096 ms. (97 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (8 resets) in 4176 ms. (95 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3685 ms. (108 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3034 ms. (131 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3108 ms. (128 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3082 ms. (129 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3012 ms. (132 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3126 ms. (127 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3049 ms. (131 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3024 ms. (132 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3080 ms. (129 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3072 ms. (130 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2991 ms. (133 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2950 ms. (135 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2958 ms. (135 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3044 ms. (131 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3018 ms. (132 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3039 ms. (131 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3031 ms. (131 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3025 ms. (132 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3065 ms. (130 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2982 ms. (134 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3055 ms. (130 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3087 ms. (129 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3011 ms. (132 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2988 ms. (133 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2994 ms. (133 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2989 ms. (133 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3071 ms. (130 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3047 ms. (131 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3635 ms. (110 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3292 ms. (121 steps per ms) remains 46/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3293 ms. (121 steps per ms) remains 46/46 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3641 ms. (109 steps per ms) remains 46/46 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3343 ms. (119 steps per ms) remains 46/46 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3560 ms. (112 steps per ms) remains 46/46 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3818 ms. (104 steps per ms) remains 46/46 properties
BEST_FIRST walk for 400002 steps (8 resets) in 3166 ms. (126 steps per ms) remains 46/46 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3396 ms. (117 steps per ms) remains 46/46 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3039 ms. (131 steps per ms) remains 46/46 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2999 ms. (133 steps per ms) remains 46/46 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3002 ms. (133 steps per ms) remains 46/46 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3007 ms. (132 steps per ms) remains 46/46 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3065 ms. (130 steps per ms) remains 46/46 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3025 ms. (132 steps per ms) remains 46/46 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3077 ms. (129 steps per ms) remains 46/46 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3144 ms. (127 steps per ms) remains 46/46 properties
// Phase 1: matrix 835 rows 994 cols
[2024-05-28 16:45:07] [INFO ] Computed 438 invariants in 5 ms
[2024-05-28 16:45:07] [INFO ] State equation strengthened by 278 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/91 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/91 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (OVERLAPS) 28/119 variables, 54/145 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 28/173 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/119 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (OVERLAPS) 875/994 variables, 384/557 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 875/1432 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (OVERLAPS) 835/1829 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 46 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1829 variables, 278/2704 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1829 variables, 0/2704 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 11 (OVERLAPS) 0/1829 variables, 0/2704 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1829/1829 variables, and 2704 constraints, problems are : Problem set: 0 solved, 46 unsolved in 9826 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, ReadFeed: 278/278 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 46 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/91 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/91 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (OVERLAPS) 28/119 variables, 54/145 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 28/173 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/119 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (OVERLAPS) 875/994 variables, 384/557 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 875/1432 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (OVERLAPS) 835/1829 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1829 variables, 278/2704 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1829 variables, 46/2750 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1829 variables, 0/2750 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 12 (OVERLAPS) 0/1829 variables, 0/2750 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1829/1829 variables, and 2750 constraints, problems are : Problem set: 0 solved, 46 unsolved in 22432 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, ReadFeed: 278/278 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints]
After SMT, in 32314ms problems are : Problem set: 0 solved, 46 unsolved
Fused 46 Parikh solutions to 37 different solutions.
Parikh walk visited 4 properties in 15271 ms.
Support contains 83 out of 994 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 994/994 places, 835/835 transitions.
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 994 transition count 835
Applied a total of 2 rules in 42 ms. Remains 994 /994 variables (removed 0) and now considering 835/835 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 994/994 places, 835/835 transitions.
RANDOM walk for 4000000 steps (8 resets) in 76454 ms. (52 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2885 ms. (138 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2965 ms. (134 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2943 ms. (135 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2932 ms. (136 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2899 ms. (137 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2941 ms. (135 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2899 ms. (137 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2900 ms. (137 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2931 ms. (136 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2925 ms. (136 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2894 ms. (138 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2931 ms. (136 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2958 ms. (135 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2914 ms. (137 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2963 ms. (134 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2949 ms. (135 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2910 ms. (137 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2967 ms. (134 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2933 ms. (136 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2929 ms. (136 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3044 ms. (131 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3037 ms. (131 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2942 ms. (135 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2943 ms. (135 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2976 ms. (134 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3402 ms. (117 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2986 ms. (133 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2970 ms. (134 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400002 steps (8 resets) in 2933 ms. (136 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3341 ms. (119 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3823 ms. (104 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2919 ms. (136 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2964 ms. (134 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3016 ms. (132 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3032 ms. (131 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3022 ms. (132 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3044 ms. (131 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3021 ms. (132 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3031 ms. (131 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3026 ms. (132 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3014 ms. (132 steps per ms) remains 42/42 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3010 ms. (132 steps per ms) remains 42/42 properties
Finished probabilistic random walk after 905661 steps, run visited all 42 properties in 39360 ms. (steps per millisecond=23 )
Probabilistic random walk after 905661 steps, saw 754161 distinct states, run finished after 39371 ms. (steps per millisecond=23 ) properties seen :42
Able to resolve query QuasiLiveness after proving 557 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 565398 ms.
ITS solved all properties within timeout

BK_STOP 1716914858696

--------------------
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="ShieldPPPt-PT-040B"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is ShieldPPPt-PT-040B, 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 r364-tall-171683777800417"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-040B.tgz
mv ShieldPPPt-PT-040B 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 ;