About the Execution of GreatSPN+red for SieveSingleMsgMbox-PT-d1m96
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 12484.924 | 1708672.00 | 4729003.00 | 2195.30 | ?T?TT?TF?T?FFTT? | normal |
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.r377-smll-171683809700095.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 SieveSingleMsgMbox-PT-d1m96, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r377-smll-171683809700095
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 868K
-rw-r--r-- 1 mcc users 7.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Apr 23 07:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 23 07:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 19:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.9K Apr 12 19:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 98K Apr 12 19:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Apr 12 19:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K Apr 12 19:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 19 07:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 19 15:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 6 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 450K 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
here is the order used to build the result vector(from text file)
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-00
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-01
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-02
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-03
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-04
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-05
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-06
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-07
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-08
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-09
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-10
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-11
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-12
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-13
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-14
FORMULA_NAME SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-15
=== Now, execution of the tool begins
BK_START 1716910531301
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SieveSingleMsgMbox-PT-d1m96
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-28 15:35:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-05-28 15:35:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-28 15:35:33] [INFO ] Load time of PNML (sax parser for PT used): 360 ms
[2024-05-28 15:35:33] [INFO ] Transformed 1295 places.
[2024-05-28 15:35:33] [INFO ] Transformed 749 transitions.
[2024-05-28 15:35:33] [INFO ] Parsed PT model containing 1295 places and 749 transitions and 2996 arcs in 584 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 44 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 1036 places in 29 ms
Reduce places removed 1036 places and 0 transitions.
RANDOM walk for 40000 steps (8822 resets) in 3751 ms. (10 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (185 resets) in 114 ms. (34 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (194 resets) in 93 ms. (42 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (181 resets) in 34 ms. (114 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (186 resets) in 53 ms. (74 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (384 resets) in 81 ms. (48 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (185 resets) in 56 ms. (70 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (180 resets) in 120 ms. (33 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (190 resets) in 198 ms. (20 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (174 resets) in 108 ms. (36 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (200 resets) in 19 ms. (200 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (177 resets) in 128 ms. (31 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (178 resets) in 29 ms. (133 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (184 resets) in 22 ms. (174 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (199 resets) in 21 ms. (181 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (188 resets) in 30 ms. (129 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (149 resets) in 69 ms. (57 steps per ms) remains 16/16 properties
Interrupted probabilistic random walk after 227060 steps, run timeout after 3001 ms. (steps per millisecond=75 ) properties seen :6 out of 16
Probabilistic random walk after 227060 steps, saw 104172 distinct states, run finished after 3018 ms. (steps per millisecond=75 ) properties seen :6
FORMULA SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 749 rows 259 cols
[2024-05-28 15:35:38] [INFO ] Computed 6 invariants in 34 ms
[2024-05-28 15:35:38] [INFO ] State equation strengthened by 587 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/84 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 84/168 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Problem SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-06 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-06 TRUE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-07 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-07 FALSE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-11 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-11 FALSE TECHNIQUES SMT_REFINEMENT
Problem SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-12 is UNSAT
FORMULA SieveSingleMsgMbox-PT-d1m96-ReachabilityFireability-2024-12 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 91/259 variables, 3/6 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 0/6 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 749/1008 variables, 259/265 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1008 variables, 587/852 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1008 variables, 0/852 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/1008 variables, 0/852 constraints. Problems are: Problem set: 4 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1008/1008 variables, and 852 constraints, problems are : Problem set: 4 solved, 6 unsolved in 2404 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 259/259 constraints, ReadFeed: 587/587 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 99/160 variables, 3/3 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/160 variables, 0/3 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 99/259 variables, 3/6 constraints. Problems are: Problem set: 4 solved, 6 unsolved
[2024-05-28 15:35:42] [INFO ] Deduced a trap composed of 118 places in 305 ms of which 28 ms to minimize.
[2024-05-28 15:35:42] [INFO ] Deduced a trap composed of 95 places in 98 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 2/8 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/259 variables, 0/8 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 749/1008 variables, 259/267 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1008 variables, 587/854 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1008 variables, 6/860 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1008 variables, 0/860 constraints. Problems are: Problem set: 4 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 0/1008 variables, 0/860 constraints. Problems are: Problem set: 4 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1008/1008 variables, and 860 constraints, problems are : Problem set: 4 solved, 6 unsolved in 5017 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 259/259 constraints, ReadFeed: 587/587 constraints, PredecessorRefiner: 6/10 constraints, Known Traps: 2/2 constraints]
After SMT, in 8004ms problems are : Problem set: 4 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 61 out of 259 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 259/259 places, 749/749 transitions.
Graph (complete) has 1159 edges and 259 vertex of which 242 are kept as prefixes of interest. Removing 17 places using SCC suffix rule.4 ms
Discarding 17 places :
Also discarding 0 output transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 240 transitions.
Iterating post reduction 0 with 240 rules applied. Total rules applied 241 place count 242 transition count 509
Discarding 33 places :
Symmetric choice reduction at 1 with 33 rule applications. Total rules 274 place count 209 transition count 444
Iterating global reduction 1 with 33 rules applied. Total rules applied 307 place count 209 transition count 444
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 319 place count 209 transition count 432
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 330 place count 198 transition count 421
Iterating global reduction 2 with 11 rules applied. Total rules applied 341 place count 198 transition count 421
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 351 place count 188 transition count 410
Iterating global reduction 2 with 10 rules applied. Total rules applied 361 place count 188 transition count 410
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 2 with 17 rules applied. Total rules applied 378 place count 188 transition count 393
Applied a total of 378 rules in 204 ms. Remains 188 /259 variables (removed 71) and now considering 393/749 (removed 356) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 239 ms. Remains : 188/259 places, 393/749 transitions.
RANDOM walk for 40000 steps (9002 resets) in 727 ms. (54 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (1962 resets) in 302 ms. (132 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (1917 resets) in 161 ms. (246 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (1897 resets) in 113 ms. (350 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (1905 resets) in 229 ms. (173 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (1854 resets) in 219 ms. (181 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (1910 resets) in 228 ms. (174 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 447220 steps, run timeout after 3001 ms. (steps per millisecond=149 ) properties seen :0 out of 6
Probabilistic random walk after 447220 steps, saw 209057 distinct states, run finished after 3001 ms. (steps per millisecond=149 ) properties seen :0
// Phase 1: matrix 393 rows 188 cols
[2024-05-28 15:35:50] [INFO ] Computed 5 invariants in 5 ms
[2024-05-28 15:35:50] [INFO ] State equation strengthened by 263 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 69/130 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/130 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 40/170 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/170 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 377/547 variables, 170/175 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/547 variables, 247/422 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/547 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 34/581 variables, 18/440 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/581 variables, 16/456 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/581 variables, 0/456 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 0/581 variables, 0/456 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 581/581 variables, and 456 constraints, problems are : Problem set: 0 solved, 6 unsolved in 973 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 188/188 constraints, ReadFeed: 263/263 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 69/130 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/130 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 40/170 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/170 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 377/547 variables, 170/175 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/547 variables, 247/422 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/547 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 34/581 variables, 18/440 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/581 variables, 16/456 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/581 variables, 6/462 constraints. Problems are: Problem set: 0 solved, 6 unsolved
[2024-05-28 15:35:53] [INFO ] Deduced a trap composed of 82 places in 70 ms of which 3 ms to minimize.
[2024-05-28 15:35:53] [INFO ] Deduced a trap composed of 74 places in 64 ms of which 2 ms to minimize.
[2024-05-28 15:35:53] [INFO ] Deduced a trap composed of 66 places in 53 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/581 variables, 3/465 constraints. Problems are: Problem set: 0 solved, 6 unsolved
[2024-05-28 15:35:54] [INFO ] Deduced a trap composed of 69 places in 66 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/581 variables, 1/466 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/581 variables, 0/466 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (OVERLAPS) 0/581 variables, 0/466 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 581/581 variables, and 466 constraints, problems are : Problem set: 0 solved, 6 unsolved in 4224 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 188/188 constraints, ReadFeed: 263/263 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 4/4 constraints]
After SMT, in 5376ms problems are : Problem set: 0 solved, 6 unsolved
Parikh walk visited 0 properties in 15505 ms.
Support contains 61 out of 188 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 188/188 places, 393/393 transitions.
Applied a total of 0 rules in 57 ms. Remains 188 /188 variables (removed 0) and now considering 393/393 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58 ms. Remains : 188/188 places, 393/393 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 188/188 places, 393/393 transitions.
Applied a total of 0 rules in 26 ms. Remains 188 /188 variables (removed 0) and now considering 393/393 (removed 0) transitions.
[2024-05-28 15:36:11] [INFO ] Invariant cache hit.
[2024-05-28 15:36:11] [INFO ] Implicit Places using invariants in 397 ms returned []
[2024-05-28 15:36:11] [INFO ] Invariant cache hit.
[2024-05-28 15:36:12] [INFO ] State equation strengthened by 263 read => feed constraints.
[2024-05-28 15:36:12] [INFO ] Implicit Places using invariants and state equation in 934 ms returned []
Implicit Place search using SMT with State Equation took 1345 ms to find 0 implicit places.
[2024-05-28 15:36:12] [INFO ] Redundant transitions in 27 ms returned []
Running 392 sub problems to find dead transitions.
[2024-05-28 15:36:12] [INFO ] Invariant cache hit.
[2024-05-28 15:36:12] [INFO ] State equation strengthened by 263 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/187 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 392 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/187 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 392 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/187 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 392 unsolved
At refinement iteration 3 (OVERLAPS) 1/188 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 392 unsolved
[2024-05-28 15:36:21] [INFO ] Deduced a trap composed of 62 places in 107 ms of which 3 ms to minimize.
[2024-05-28 15:36:21] [INFO ] Deduced a trap composed of 62 places in 80 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 392 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 392 unsolved
At refinement iteration 6 (OVERLAPS) 393/581 variables, 188/195 constraints. Problems are: Problem set: 0 solved, 392 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/581 variables, 263/458 constraints. Problems are: Problem set: 0 solved, 392 unsolved
[2024-05-28 15:36:30] [INFO ] Deduced a trap composed of 28 places in 65 ms of which 2 ms to minimize.
Problem TDEAD363 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD93 is UNSAT
At refinement iteration 8 (INCLUDED_ONLY) 0/581 variables, 1/459 constraints. Problems are: Problem set: 3 solved, 389 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/581 variables, 0/459 constraints. Problems are: Problem set: 3 solved, 389 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 581/581 variables, and 459 constraints, problems are : Problem set: 3 solved, 389 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 188/188 constraints, ReadFeed: 263/263 constraints, PredecessorRefiner: 392/392 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 3 solved, 389 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 1/1 constraints. Problems are: Problem set: 3 solved, 389 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 0/1 constraints. Problems are: Problem set: 3 solved, 389 unsolved
At refinement iteration 2 (OVERLAPS) 4/188 variables, 1/2 constraints. Problems are: Problem set: 3 solved, 389 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/188 variables, 3/5 constraints. Problems are: Problem set: 3 solved, 389 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 3/8 constraints. Problems are: Problem set: 3 solved, 389 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/8 constraints. Problems are: Problem set: 3 solved, 389 unsolved
At refinement iteration 6 (OVERLAPS) 393/581 variables, 188/196 constraints. Problems are: Problem set: 3 solved, 389 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/581 variables, 263/459 constraints. Problems are: Problem set: 3 solved, 389 unsolved
Problem TDEAD359 is UNSAT
At refinement iteration 8 (INCLUDED_ONLY) 0/581 variables, 389/848 constraints. Problems are: Problem set: 4 solved, 388 unsolved
[2024-05-28 15:36:59] [INFO ] Deduced a trap composed of 66 places in 56 ms of which 2 ms to minimize.
[2024-05-28 15:37:01] [INFO ] Deduced a trap composed of 69 places in 88 ms of which 21 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/581 variables, 2/850 constraints. Problems are: Problem set: 4 solved, 388 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 581/581 variables, and 850 constraints, problems are : Problem set: 4 solved, 388 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 188/188 constraints, ReadFeed: 263/263 constraints, PredecessorRefiner: 389/392 constraints, Known Traps: 5/5 constraints]
After SMT, in 61114ms problems are : Problem set: 4 solved, 388 unsolved
Search for dead transitions found 4 dead transitions in 61123ms
Found 4 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 4 transitions
Dead transitions reduction (with SMT) removed 4 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 188/188 places, 389/393 transitions.
Graph (complete) has 678 edges and 188 vertex of which 186 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Deduced a syphon composed of 1 places in 2 ms
Applied a total of 1 rules in 21 ms. Remains 186 /188 variables (removed 2) and now considering 389/389 (removed 0) transitions.
// Phase 1: matrix 389 rows 186 cols
[2024-05-28 15:37:14] [INFO ] Computed 6 invariants in 3 ms
[2024-05-28 15:37:14] [INFO ] Implicit Places using invariants in 298 ms returned []
[2024-05-28 15:37:14] [INFO ] Invariant cache hit.
[2024-05-28 15:37:14] [INFO ] State equation strengthened by 262 read => feed constraints.
[2024-05-28 15:37:15] [INFO ] Implicit Places using invariants and state equation in 693 ms returned []
Implicit Place search using SMT with State Equation took 1004 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 186/188 places, 389/393 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 63570 ms. Remains : 186/188 places, 389/393 transitions.
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
RANDOM walk for 40000 steps (8969 resets) in 550 ms. (72 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (1939 resets) in 229 ms. (173 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (1904 resets) in 243 ms. (163 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (1936 resets) in 125 ms. (317 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (1840 resets) in 194 ms. (205 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (1922 resets) in 361 ms. (110 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (1888 resets) in 151 ms. (263 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 328170 steps, run timeout after 3001 ms. (steps per millisecond=109 ) properties seen :0 out of 6
Probabilistic random walk after 328170 steps, saw 152120 distinct states, run finished after 3001 ms. (steps per millisecond=109 ) properties seen :0
// Phase 1: matrix 389 rows 185 cols
[2024-05-28 15:37:18] [INFO ] Computed 5 invariants in 2 ms
[2024-05-28 15:37:18] [INFO ] State equation strengthened by 262 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 67/127 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/127 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 40/167 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 373/540 variables, 167/172 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/540 variables, 246/418 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/540 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 34/574 variables, 18/436 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/574 variables, 16/452 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/574 variables, 0/452 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 0/574 variables, 0/452 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 574/574 variables, and 452 constraints, problems are : Problem set: 0 solved, 6 unsolved in 1023 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 185/185 constraints, ReadFeed: 262/262 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 67/127 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/127 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 40/167 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 373/540 variables, 167/172 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/540 variables, 246/418 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/540 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 34/574 variables, 18/436 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/574 variables, 16/452 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/574 variables, 6/458 constraints. Problems are: Problem set: 0 solved, 6 unsolved
[2024-05-28 15:37:21] [INFO ] Deduced a trap composed of 66 places in 60 ms of which 1 ms to minimize.
[2024-05-28 15:37:21] [INFO ] Deduced a trap composed of 81 places in 60 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/574 variables, 2/460 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/574 variables, 0/460 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (OVERLAPS) 0/574 variables, 0/460 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 574/574 variables, and 460 constraints, problems are : Problem set: 0 solved, 6 unsolved in 3457 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 185/185 constraints, ReadFeed: 262/262 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 2/2 constraints]
After SMT, in 4557ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 31355 ms.
Support contains 60 out of 185 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 185/185 places, 389/389 transitions.
Applied a total of 0 rules in 19 ms. Remains 185 /185 variables (removed 0) and now considering 389/389 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 185/185 places, 389/389 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 185/185 places, 389/389 transitions.
Applied a total of 0 rules in 18 ms. Remains 185 /185 variables (removed 0) and now considering 389/389 (removed 0) transitions.
[2024-05-28 15:37:54] [INFO ] Invariant cache hit.
[2024-05-28 15:37:54] [INFO ] Implicit Places using invariants in 139 ms returned []
[2024-05-28 15:37:54] [INFO ] Invariant cache hit.
[2024-05-28 15:37:55] [INFO ] State equation strengthened by 262 read => feed constraints.
[2024-05-28 15:37:55] [INFO ] Implicit Places using invariants and state equation in 754 ms returned []
Implicit Place search using SMT with State Equation took 921 ms to find 0 implicit places.
[2024-05-28 15:37:55] [INFO ] Redundant transitions in 4 ms returned []
Running 388 sub problems to find dead transitions.
[2024-05-28 15:37:55] [INFO ] Invariant cache hit.
[2024-05-28 15:37:55] [INFO ] State equation strengthened by 262 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 388 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 388 unsolved
At refinement iteration 2 (OVERLAPS) 2/185 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 388 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 388 unsolved
[2024-05-28 15:38:03] [INFO ] Deduced a trap composed of 61 places in 72 ms of which 2 ms to minimize.
[2024-05-28 15:38:03] [INFO ] Deduced a trap composed of 61 places in 69 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 388 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 388 unsolved
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD354 is UNSAT
Problem TDEAD357 is UNSAT
At refinement iteration 6 (OVERLAPS) 389/574 variables, 185/192 constraints. Problems are: Problem set: 5 solved, 383 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 262/454 constraints. Problems are: Problem set: 5 solved, 383 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/574 variables, 0/454 constraints. Problems are: Problem set: 5 solved, 383 unsolved
At refinement iteration 9 (OVERLAPS) 0/574 variables, 0/454 constraints. Problems are: Problem set: 5 solved, 383 unsolved
No progress, stopping.
After SMT solving in domain Real declared 574/574 variables, and 454 constraints, problems are : Problem set: 5 solved, 383 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 185/185 constraints, ReadFeed: 262/262 constraints, PredecessorRefiner: 388/388 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 5 solved, 383 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/178 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 383 unsolved
At refinement iteration 1 (OVERLAPS) 7/185 variables, 2/2 constraints. Problems are: Problem set: 5 solved, 383 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 3/5 constraints. Problems are: Problem set: 5 solved, 383 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/185 variables, 2/7 constraints. Problems are: Problem set: 5 solved, 383 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 0/7 constraints. Problems are: Problem set: 5 solved, 383 unsolved
At refinement iteration 5 (OVERLAPS) 389/574 variables, 185/192 constraints. Problems are: Problem set: 5 solved, 383 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 262/454 constraints. Problems are: Problem set: 5 solved, 383 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 383/837 constraints. Problems are: Problem set: 5 solved, 383 unsolved
[2024-05-28 15:38:41] [INFO ] Deduced a trap composed of 66 places in 70 ms of which 2 ms to minimize.
[2024-05-28 15:38:41] [INFO ] Deduced a trap composed of 28 places in 64 ms of which 2 ms to minimize.
[2024-05-28 15:38:42] [INFO ] Deduced a trap composed of 65 places in 64 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/574 variables, 3/840 constraints. Problems are: Problem set: 5 solved, 383 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 574/574 variables, and 840 constraints, problems are : Problem set: 5 solved, 383 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 185/185 constraints, ReadFeed: 262/262 constraints, PredecessorRefiner: 383/388 constraints, Known Traps: 5/5 constraints]
After SMT, in 60912ms problems are : Problem set: 5 solved, 383 unsolved
Search for dead transitions found 5 dead transitions in 60919ms
Found 5 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 5 transitions
Dead transitions reduction (with SMT) removed 5 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 185/185 places, 384/389 transitions.
Graph (complete) has 666 edges and 185 vertex of which 182 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 26 ms. Remains 182 /185 variables (removed 3) and now considering 384/384 (removed 0) transitions.
// Phase 1: matrix 384 rows 182 cols
[2024-05-28 15:38:56] [INFO ] Computed 6 invariants in 2 ms
[2024-05-28 15:38:56] [INFO ] Implicit Places using invariants in 250 ms returned []
[2024-05-28 15:38:56] [INFO ] Invariant cache hit.
[2024-05-28 15:38:57] [INFO ] State equation strengthened by 260 read => feed constraints.
[2024-05-28 15:38:57] [INFO ] Implicit Places using invariants and state equation in 789 ms returned []
Implicit Place search using SMT with State Equation took 1042 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 182/185 places, 384/389 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 62938 ms. Remains : 182/185 places, 384/389 transitions.
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
RANDOM walk for 40000 steps (8923 resets) in 545 ms. (73 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (1941 resets) in 160 ms. (248 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (1850 resets) in 161 ms. (246 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (1953 resets) in 170 ms. (233 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (1937 resets) in 263 ms. (151 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (1948 resets) in 430 ms. (92 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (1924 resets) in 173 ms. (229 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 261658 steps, run timeout after 3001 ms. (steps per millisecond=87 ) properties seen :0 out of 6
Probabilistic random walk after 261658 steps, saw 123410 distinct states, run finished after 3001 ms. (steps per millisecond=87 ) properties seen :0
// Phase 1: matrix 384 rows 181 cols
[2024-05-28 15:39:01] [INFO ] Computed 5 invariants in 6 ms
[2024-05-28 15:39:01] [INFO ] State equation strengthened by 260 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 64/123 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 40/163 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 368/531 variables, 163/168 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/531 variables, 244/412 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/531 variables, 0/412 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 34/565 variables, 18/430 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/565 variables, 16/446 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/565 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 0/565 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 565/565 variables, and 446 constraints, problems are : Problem set: 0 solved, 6 unsolved in 1014 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 181/181 constraints, ReadFeed: 260/260 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 64/123 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 40/163 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 368/531 variables, 163/168 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/531 variables, 244/412 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/531 variables, 0/412 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 34/565 variables, 18/430 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/565 variables, 16/446 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/565 variables, 6/452 constraints. Problems are: Problem set: 0 solved, 6 unsolved
[2024-05-28 15:39:04] [INFO ] Deduced a trap composed of 60 places in 60 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/565 variables, 1/453 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/565 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (OVERLAPS) 0/565 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 565/565 variables, and 453 constraints, problems are : Problem set: 0 solved, 6 unsolved in 4478 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 181/181 constraints, ReadFeed: 260/260 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 1/1 constraints]
After SMT, in 5561ms problems are : Problem set: 0 solved, 6 unsolved
Parikh walk visited 0 properties in 35483 ms.
Support contains 59 out of 181 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 181/181 places, 384/384 transitions.
Applied a total of 0 rules in 17 ms. Remains 181 /181 variables (removed 0) and now considering 384/384 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 181/181 places, 384/384 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 181/181 places, 384/384 transitions.
Applied a total of 0 rules in 16 ms. Remains 181 /181 variables (removed 0) and now considering 384/384 (removed 0) transitions.
[2024-05-28 15:39:42] [INFO ] Invariant cache hit.
[2024-05-28 15:39:42] [INFO ] Implicit Places using invariants in 150 ms returned []
[2024-05-28 15:39:42] [INFO ] Invariant cache hit.
[2024-05-28 15:39:42] [INFO ] State equation strengthened by 260 read => feed constraints.
[2024-05-28 15:39:43] [INFO ] Implicit Places using invariants and state equation in 820 ms returned []
Implicit Place search using SMT with State Equation took 973 ms to find 0 implicit places.
[2024-05-28 15:39:43] [INFO ] Redundant transitions in 3 ms returned []
Running 383 sub problems to find dead transitions.
[2024-05-28 15:39:43] [INFO ] Invariant cache hit.
[2024-05-28 15:39:43] [INFO ] State equation strengthened by 260 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/178 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 383 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/178 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 383 unsolved
At refinement iteration 2 (OVERLAPS) 3/181 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 383 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/181 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 383 unsolved
[2024-05-28 15:39:51] [INFO ] Deduced a trap composed of 60 places in 67 ms of which 2 ms to minimize.
[2024-05-28 15:39:51] [INFO ] Deduced a trap composed of 61 places in 70 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/181 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 383 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 383 unsolved
At refinement iteration 6 (OVERLAPS) 384/565 variables, 181/188 constraints. Problems are: Problem set: 0 solved, 383 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/565 variables, 260/448 constraints. Problems are: Problem set: 0 solved, 383 unsolved
[2024-05-28 15:40:01] [INFO ] Deduced a trap composed of 60 places in 49 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/565 variables, 1/449 constraints. Problems are: Problem set: 0 solved, 383 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/565 variables, 0/449 constraints. Problems are: Problem set: 0 solved, 383 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 565/565 variables, and 449 constraints, problems are : Problem set: 0 solved, 383 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 181/181 constraints, ReadFeed: 260/260 constraints, PredecessorRefiner: 383/383 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 383 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/178 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 383 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/178 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 383 unsolved
At refinement iteration 2 (OVERLAPS) 3/181 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 383 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/181 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 383 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/181 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 383 unsolved
[2024-05-28 15:40:17] [INFO ] Deduced a trap composed of 60 places in 69 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 383 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 383 unsolved
At refinement iteration 7 (OVERLAPS) 384/565 variables, 181/190 constraints. Problems are: Problem set: 0 solved, 383 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/565 variables, 260/450 constraints. Problems are: Problem set: 0 solved, 383 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/565 variables, 383/833 constraints. Problems are: Problem set: 0 solved, 383 unsolved
[2024-05-28 15:40:31] [INFO ] Deduced a trap composed of 61 places in 87 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/565 variables, 1/834 constraints. Problems are: Problem set: 0 solved, 383 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 565/565 variables, and 834 constraints, problems are : Problem set: 0 solved, 383 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 181/181 constraints, ReadFeed: 260/260 constraints, PredecessorRefiner: 383/383 constraints, Known Traps: 5/5 constraints]
After SMT, in 60839ms problems are : Problem set: 0 solved, 383 unsolved
Search for dead transitions found 0 dead transitions in 60844ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61846 ms. Remains : 181/181 places, 384/384 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (complete) has 607 edges and 181 vertex of which 180 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 180 transition count 381
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 6 place count 178 transition count 381
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 9 Pre rules applied. Total rules applied 6 place count 178 transition count 372
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 24 place count 169 transition count 372
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 40 place count 161 transition count 364
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 42 place count 160 transition count 369
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 43 place count 160 transition count 368
Free-agglomeration rule applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 46 place count 160 transition count 365
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 49 place count 157 transition count 365
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 3 with 7 rules applied. Total rules applied 56 place count 157 transition count 365
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 58 place count 157 transition count 363
Applied a total of 58 rules in 110 ms. Remains 157 /181 variables (removed 24) and now considering 363/384 (removed 21) transitions.
Running SMT prover for 6 properties.
// Phase 1: matrix 363 rows 157 cols
[2024-05-28 15:40:44] [INFO ] Computed 4 invariants in 2 ms
[2024-05-28 15:40:44] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2024-05-28 15:40:44] [INFO ] After 259ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2024-05-28 15:40:44] [INFO ] [Nat]Absence check using 4 positive place invariants in 7 ms returned sat
[2024-05-28 15:40:45] [INFO ] After 664ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
TRAPS : Iteration 0
[2024-05-28 15:40:45] [INFO ] Deduced a trap composed of 53 places in 186 ms of which 2 ms to minimize.
[2024-05-28 15:40:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 262 ms
TRAPS : Iteration 1
[2024-05-28 15:40:47] [INFO ] After 2467ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
[2024-05-28 15:40:47] [INFO ] After 3098ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Over-approximation ignoring read arcs solved 0 properties in 3567 ms.
[2024-05-28 15:40:47] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 5 ms.
[2024-05-28 15:40:47] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 181 places, 384 transitions and 1519 arcs took 11 ms.
[2024-05-28 15:40:48] [INFO ] Flatten gal took : 158 ms
Total runtime 315705 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running SieveSingleMsgMbox-PT-d1m96
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/417/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 181
TRANSITIONS: 384
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.008s, Sys 0.003s]
SAVING FILE /home/mcc/execution/417/model (.net / .def) ...
EXPORT TIME: [User 0.001s, Sys 0.000s]
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES
Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net
Process ID: 734
MODEL NAME: /home/mcc/execution/417/model
181 places, 384 transitions.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
CANNOT_COMPUTE
EXITCODE: 87
----------------------------------------------------------------------
BK_STOP 1716912239973
--------------------
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 ReachabilityFireability -timeout 360 -rebuildPNML
MEDDLY ERROR: Insufficient memory
MEDDLY ERROR: Insufficient memory
MEDDLY ERROR: Insufficient memory
Error in allocating array of size 16777216 at unique_table.cc, line 313
MEDDLY ERROR: Insufficient memory
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="SieveSingleMsgMbox-PT-d1m96"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is SieveSingleMsgMbox-PT-d1m96, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r377-smll-171683809700095"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d1m96.tgz
mv SieveSingleMsgMbox-PT-d1m96 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;