About the Execution of GreatSPN+red for ASLink-PT-07a
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 12858.520 | 1437883.00 | 4129139.00 | 2789.00 | ?TTTFTFTTF?FFFF? | 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.r003-smll-171620117000111.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 ASLink-PT-07a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r003-smll-171620117000111
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 7.2K 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 6.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.3K May 19 07:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 19 15:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:11 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 17:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 166K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.4K May 19 07:09 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 19 15:22 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 677K May 18 16:42 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2024-00
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2024-01
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2024-02
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2024-03
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2024-04
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2024-05
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2024-06
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2024-07
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2023-08
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2024-09
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2023-10
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2023-11
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2024-12
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2024-13
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2023-14
FORMULA_NAME ASLink-PT-07a-ReachabilityFireability-2024-15
=== Now, execution of the tool begins
BK_START 1716329099693
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ASLink-PT-07a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 22:05:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-05-21 22:05:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 22:05:02] [INFO ] Load time of PNML (sax parser for PT used): 346 ms
[2024-05-21 22:05:02] [INFO ] Transformed 1601 places.
[2024-05-21 22:05:02] [INFO ] Transformed 2373 transitions.
[2024-05-21 22:05:02] [INFO ] Found NUPN structural information;
[2024-05-21 22:05:02] [INFO ] Parsed PT model containing 1601 places and 2373 transitions and 8915 arcs in 655 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 26 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 25 transitions
Reduce redundant transitions removed 25 transitions.
RANDOM walk for 40000 steps (203 resets) in 2991 ms. (13 steps per ms) remains 14/16 properties
FORMULA ASLink-PT-07a-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ASLink-PT-07a-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (23 resets) in 826 ms. (48 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (25 resets) in 1327 ms. (30 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (22 resets) in 620 ms. (64 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (20 resets) in 219 ms. (181 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (21 resets) in 334 ms. (119 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (23 resets) in 306 ms. (130 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (24 resets) in 316 ms. (126 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (23 resets) in 287 ms. (138 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (25 resets) in 163 ms. (243 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (19 resets) in 257 ms. (155 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (25 resets) in 142 ms. (279 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (24 resets) in 384 ms. (103 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (24 resets) in 141 ms. (281 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (22 resets) in 123 ms. (322 steps per ms) remains 14/14 properties
// Phase 1: matrix 2348 rows 1601 cols
[2024-05-21 22:05:05] [INFO ] Computed 308 invariants in 193 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/340 variables, 340/340 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/340 variables, 2/342 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/340 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (OVERLAPS) 278/618 variables, 75/417 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/618 variables, 278/695 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/618 variables, 2/697 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/618 variables, 0/697 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Problem ASLink-PT-07a-ReachabilityFireability-2024-12 is UNSAT
FORMULA ASLink-PT-07a-ReachabilityFireability-2024-12 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 7 (OVERLAPS) 955/1573 variables, 220/917 constraints. Problems are: Problem set: 1 solved, 13 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1573 variables, 955/1872 constraints. Problems are: Problem set: 1 solved, 13 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1573 variables, 0/1872 constraints. Problems are: Problem set: 1 solved, 13 unsolved
At refinement iteration 10 (OVERLAPS) 28/1601 variables, 9/1881 constraints. Problems are: Problem set: 1 solved, 13 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1601 variables, 28/1909 constraints. Problems are: Problem set: 1 solved, 13 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1601 variables, 0/1909 constraints. Problems are: Problem set: 1 solved, 13 unsolved
SMT process timed out in 6137ms, After SMT, problems are : Problem set: 1 solved, 13 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 306 out of 1601 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1601/1601 places, 2348/2348 transitions.
Ensure Unique test removed 25 places
Discarding 13 places :
Implicit places reduction removed 13 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 105 transitions
Trivial Post-agglo rules discarded 105 transitions
Performed 105 trivial Post agglomeration. Transition count delta: 105
Iterating post reduction 0 with 143 rules applied. Total rules applied 143 place count 1563 transition count 2243
Reduce places removed 105 places and 0 transitions.
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Iterating post reduction 1 with 116 rules applied. Total rules applied 259 place count 1458 transition count 2232
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 270 place count 1447 transition count 2232
Performed 121 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 121 Pre rules applied. Total rules applied 270 place count 1447 transition count 2111
Deduced a syphon composed of 121 places in 5 ms
Ensure Unique test removed 42 places
Reduce places removed 163 places and 0 transitions.
Iterating global reduction 3 with 284 rules applied. Total rules applied 554 place count 1284 transition count 2111
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 3 with 1 rules applied. Total rules applied 555 place count 1284 transition count 2110
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 556 place count 1283 transition count 2110
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 558 place count 1281 transition count 2103
Iterating global reduction 5 with 2 rules applied. Total rules applied 560 place count 1281 transition count 2103
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
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 5 with 4 rules applied. Total rules applied 564 place count 1280 transition count 2100
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 566 place count 1278 transition count 2100
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 38
Deduced a syphon composed of 38 places in 10 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 7 with 76 rules applied. Total rules applied 642 place count 1240 transition count 2062
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 7 with 2 rules applied. Total rules applied 644 place count 1240 transition count 2060
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 646 place count 1238 transition count 2060
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 8 with 4 rules applied. Total rules applied 650 place count 1238 transition count 2060
Applied a total of 650 rules in 1148 ms. Remains 1238 /1601 variables (removed 363) and now considering 2060/2348 (removed 288) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1182 ms. Remains : 1238/1601 places, 2060/2348 transitions.
RANDOM walk for 40000 steps (303 resets) in 687 ms. (58 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (42 resets) in 386 ms. (103 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (44 resets) in 419 ms. (95 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (40 resets) in 382 ms. (104 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (41 resets) in 160 ms. (248 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (42 resets) in 202 ms. (197 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (43 resets) in 143 ms. (277 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (40 resets) in 164 ms. (242 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (41 resets) in 188 ms. (211 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (42 resets) in 122 ms. (325 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (40 resets) in 186 ms. (213 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (37 resets) in 122 ms. (325 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (44 resets) in 114 ms. (347 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (41 resets) in 111 ms. (357 steps per ms) remains 13/13 properties
Interrupted probabilistic random walk after 109467 steps, run timeout after 3001 ms. (steps per millisecond=36 ) properties seen :1 out of 13
Probabilistic random walk after 109467 steps, saw 29764 distinct states, run finished after 3019 ms. (steps per millisecond=36 ) properties seen :1
FORMULA ASLink-PT-07a-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 2060 rows 1238 cols
[2024-05-21 22:05:16] [INFO ] Computed 227 invariants in 92 ms
[2024-05-21 22:05:16] [INFO ] State equation strengthened by 28 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/265 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 238/503 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/503 variables, 2/46 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 41/544 variables, 24/70 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/544 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (OVERLAPS) 677/1221 variables, 154/224 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1221 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (OVERLAPS) 17/1238 variables, 3/227 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1238 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 10 (OVERLAPS) 2060/3298 variables, 1238/1465 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3298 variables, 28/1493 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3298 variables, 0/1493 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 13 (OVERLAPS) 0/3298 variables, 0/1493 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3298/3298 variables, and 1493 constraints, problems are : Problem set: 0 solved, 12 unsolved in 12663 ms.
Refiners :[Positive P Invariants (semi-flows): 68/68 constraints, Generalized P Invariants (flows): 159/159 constraints, State Equation: 1238/1238 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/265 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 238/503 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/503 variables, 2/46 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 41/544 variables, 24/70 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/544 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Problem ASLink-PT-07a-ReachabilityFireability-2024-03 is UNSAT
FORMULA ASLink-PT-07a-ReachabilityFireability-2024-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem ASLink-PT-07a-ReachabilityFireability-2023-08 is UNSAT
FORMULA ASLink-PT-07a-ReachabilityFireability-2023-08 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 6 (OVERLAPS) 677/1221 variables, 154/224 constraints. Problems are: Problem set: 2 solved, 10 unsolved
[2024-05-21 22:05:32] [INFO ] Deduced a trap composed of 48 places in 838 ms of which 91 ms to minimize.
[2024-05-21 22:05:32] [INFO ] Deduced a trap composed of 100 places in 636 ms of which 8 ms to minimize.
[2024-05-21 22:05:33] [INFO ] Deduced a trap composed of 32 places in 434 ms of which 6 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1221 variables, 3/227 constraints. Problems are: Problem set: 2 solved, 10 unsolved
[2024-05-21 22:05:35] [INFO ] Deduced a trap composed of 25 places in 870 ms of which 13 ms to minimize.
[2024-05-21 22:05:35] [INFO ] Deduced a trap composed of 69 places in 207 ms of which 3 ms to minimize.
[2024-05-21 22:05:36] [INFO ] Deduced a trap composed of 27 places in 891 ms of which 11 ms to minimize.
[2024-05-21 22:05:36] [INFO ] Deduced a trap composed of 26 places in 268 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/1221 variables, 4/231 constraints. Problems are: Problem set: 2 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1221 variables, 0/231 constraints. Problems are: Problem set: 2 solved, 10 unsolved
At refinement iteration 10 (OVERLAPS) 17/1238 variables, 3/234 constraints. Problems are: Problem set: 2 solved, 10 unsolved
[2024-05-21 22:05:39] [INFO ] Deduced a trap composed of 145 places in 1300 ms of which 9 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/1238 variables, 1/235 constraints. Problems are: Problem set: 2 solved, 10 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1238 variables, 0/235 constraints. Problems are: Problem set: 2 solved, 10 unsolved
Problem ASLink-PT-07a-ReachabilityFireability-2024-04 is UNSAT
FORMULA ASLink-PT-07a-ReachabilityFireability-2024-04 FALSE TECHNIQUES SMT_REFINEMENT
Problem ASLink-PT-07a-ReachabilityFireability-2024-06 is UNSAT
FORMULA ASLink-PT-07a-ReachabilityFireability-2024-06 FALSE TECHNIQUES SMT_REFINEMENT
Problem ASLink-PT-07a-ReachabilityFireability-2024-07 is UNSAT
FORMULA ASLink-PT-07a-ReachabilityFireability-2024-07 TRUE TECHNIQUES SMT_REFINEMENT
Problem ASLink-PT-07a-ReachabilityFireability-2024-09 is UNSAT
FORMULA ASLink-PT-07a-ReachabilityFireability-2024-09 FALSE TECHNIQUES SMT_REFINEMENT
Problem ASLink-PT-07a-ReachabilityFireability-2023-11 is UNSAT
FORMULA ASLink-PT-07a-ReachabilityFireability-2023-11 FALSE TECHNIQUES SMT_REFINEMENT
Problem ASLink-PT-07a-ReachabilityFireability-2023-14 is UNSAT
FORMULA ASLink-PT-07a-ReachabilityFireability-2023-14 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 13 (OVERLAPS) 2060/3298 variables, 1238/1473 constraints. Problems are: Problem set: 8 solved, 4 unsolved
Problem ASLink-PT-07a-ReachabilityFireability-2024-05 is UNSAT
FORMULA ASLink-PT-07a-ReachabilityFireability-2024-05 TRUE TECHNIQUES SMT_REFINEMENT
Problem ASLink-PT-07a-ReachabilityFireability-2024-05 is UNSAT
At refinement iteration 14 (INCLUDED_ONLY) 0/3298 variables, 28/1501 constraints. Problems are: Problem set: 9 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3298 variables, 3/1504 constraints. Problems are: Problem set: 9 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3298/3298 variables, and 1504 constraints, problems are : Problem set: 9 solved, 3 unsolved in 45019 ms.
Refiners :[Positive P Invariants (semi-flows): 68/68 constraints, Generalized P Invariants (flows): 159/159 constraints, State Equation: 1238/1238 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 3/12 constraints, Known Traps: 8/8 constraints]
After SMT, in 58075ms problems are : Problem set: 9 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 97 out of 1238 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1238/1238 places, 2060/2060 transitions.
Ensure Unique test removed 2 places
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 19 rules applied. Total rules applied 19 place count 1235 transition count 2044
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 35 place count 1219 transition count 2044
Performed 22 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 22 Pre rules applied. Total rules applied 35 place count 1219 transition count 2022
Deduced a syphon composed of 22 places in 4 ms
Ensure Unique test removed 11 places
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 2 with 55 rules applied. Total rules applied 90 place count 1186 transition count 2022
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 94 place count 1182 transition count 1995
Iterating global reduction 2 with 4 rules applied. Total rules applied 98 place count 1182 transition count 1995
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 99 place count 1181 transition count 1987
Iterating global reduction 2 with 1 rules applied. Total rules applied 100 place count 1181 transition count 1987
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 101 place count 1180 transition count 1979
Iterating global reduction 2 with 1 rules applied. Total rules applied 102 place count 1180 transition count 1979
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 103 place count 1179 transition count 1971
Iterating global reduction 2 with 1 rules applied. Total rules applied 104 place count 1179 transition count 1971
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 105 place count 1178 transition count 1963
Iterating global reduction 2 with 1 rules applied. Total rules applied 106 place count 1178 transition count 1963
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 107 place count 1177 transition count 1955
Iterating global reduction 2 with 1 rules applied. Total rules applied 108 place count 1177 transition count 1955
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 109 place count 1176 transition count 1947
Iterating global reduction 2 with 1 rules applied. Total rules applied 110 place count 1176 transition count 1947
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 111 place count 1175 transition count 1939
Iterating global reduction 2 with 1 rules applied. Total rules applied 112 place count 1175 transition count 1939
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 8 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 120 place count 1171 transition count 1935
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 121 place count 1171 transition count 1934
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 122 place count 1170 transition count 1934
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 3 with 3 rules applied. Total rules applied 125 place count 1170 transition count 1931
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 128 place count 1167 transition count 1931
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 4 with 3 rules applied. Total rules applied 131 place count 1167 transition count 1931
Applied a total of 131 rules in 1034 ms. Remains 1167 /1238 variables (removed 71) and now considering 1931/2060 (removed 129) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1035 ms. Remains : 1167/1238 places, 1931/2060 transitions.
RANDOM walk for 40000 steps (358 resets) in 550 ms. (72 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (48 resets) in 357 ms. (111 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (49 resets) in 146 ms. (272 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (52 resets) in 91 ms. (434 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 132713 steps, run timeout after 3001 ms. (steps per millisecond=44 ) properties seen :0 out of 3
Probabilistic random walk after 132713 steps, saw 39953 distinct states, run finished after 3001 ms. (steps per millisecond=44 ) properties seen :0
// Phase 1: matrix 1931 rows 1167 cols
[2024-05-21 22:06:19] [INFO ] Computed 213 invariants in 31 ms
[2024-05-21 22:06:19] [INFO ] State equation strengthened by 39 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/97 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 161/258 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/258 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/258 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 134/392 variables, 39/64 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/392 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 739/1131 variables, 142/206 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1131 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 36/1167 variables, 7/213 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1167 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 1931/3098 variables, 1167/1380 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3098 variables, 39/1419 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3098 variables, 0/1419 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 0/3098 variables, 0/1419 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3098/3098 variables, and 1419 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2840 ms.
Refiners :[Positive P Invariants (semi-flows): 62/62 constraints, Generalized P Invariants (flows): 151/151 constraints, State Equation: 1167/1167 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/97 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 161/258 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/258 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/258 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 134/392 variables, 39/64 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/392 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 739/1131 variables, 142/206 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-21 22:06:23] [INFO ] Deduced a trap composed of 35 places in 549 ms of which 6 ms to minimize.
[2024-05-21 22:06:23] [INFO ] Deduced a trap composed of 48 places in 164 ms of which 2 ms to minimize.
[2024-05-21 22:06:24] [INFO ] Deduced a trap composed of 109 places in 792 ms of which 8 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1131 variables, 3/209 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1131 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 36/1167 variables, 7/216 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1167 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 1931/3098 variables, 1167/1383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3098 variables, 39/1422 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3098 variables, 3/1425 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3098 variables, 0/1425 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 0/3098 variables, 0/1425 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3098/3098 variables, and 1425 constraints, problems are : Problem set: 0 solved, 3 unsolved in 35164 ms.
Refiners :[Positive P Invariants (semi-flows): 62/62 constraints, Generalized P Invariants (flows): 151/151 constraints, State Equation: 1167/1167 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 3/3 constraints]
After SMT, in 38167ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 24534 ms.
Support contains 97 out of 1167 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1167/1167 places, 1931/1931 transitions.
Applied a total of 0 rules in 54 ms. Remains 1167 /1167 variables (removed 0) and now considering 1931/1931 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 1167/1167 places, 1931/1931 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1167/1167 places, 1931/1931 transitions.
Applied a total of 0 rules in 46 ms. Remains 1167 /1167 variables (removed 0) and now considering 1931/1931 (removed 0) transitions.
[2024-05-21 22:07:22] [INFO ] Invariant cache hit.
[2024-05-21 22:07:23] [INFO ] Implicit Places using invariants in 1479 ms returned [1, 20, 21, 24, 54, 72, 143, 155, 168, 169, 170, 171, 172, 208, 248, 273, 283, 298, 311, 314, 315, 316, 334, 352, 434, 449, 450, 451, 452, 453, 471, 489, 584, 585, 586, 707, 724, 725, 726, 727, 745, 763, 826, 847, 862, 863, 864, 865, 903, 942, 986, 991, 1002, 1003, 1004, 1005, 1033, 1035, 1038, 1057, 1058, 1059, 1071, 1077, 1083, 1089, 1095, 1101, 1107, 1113, 1119, 1125, 1131]
[2024-05-21 22:07:23] [INFO ] Actually due to overlaps returned [1033, 54, 172, 316, 334, 453, 471, 727, 745, 1038, 171, 315, 452, 726, 865, 1005, 1057, 170, 314, 451, 586, 725, 864, 1004, 1035, 1, 21, 169, 298, 434, 450, 585, 707, 724, 847, 863, 986, 1003, 20, 72, 168, 208, 311, 352, 449, 489, 584, 763, 862, 903, 1002, 1059, 1101, 1119, 1131, 24, 155, 991, 1058, 1071, 1077, 1083, 1089, 1095, 1107, 1113, 1125]
Discarding 67 places :
Implicit Place search using SMT only with invariants took 1495 ms to find 67 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 1100/1167 places, 1931/1931 transitions.
Discarding 6 places :
Implicit places reduction removed 6 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 67 transitions
Trivial Post-agglo rules discarded 67 transitions
Performed 67 trivial Post agglomeration. Transition count delta: 67
Iterating post reduction 0 with 73 rules applied. Total rules applied 73 place count 1094 transition count 1864
Reduce places removed 67 places and 0 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Iterating post reduction 1 with 76 rules applied. Total rules applied 149 place count 1027 transition count 1855
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 158 place count 1018 transition count 1855
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 47 Pre rules applied. Total rules applied 158 place count 1018 transition count 1808
Deduced a syphon composed of 47 places in 3 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 3 with 94 rules applied. Total rules applied 252 place count 971 transition count 1808
Discarding 10 places :
Implicit places reduction removed 10 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 3 with 18 rules applied. Total rules applied 270 place count 961 transition count 1800
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 278 place count 953 transition count 1800
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 278 place count 953 transition count 1799
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 280 place count 952 transition count 1799
Discarding 16 places :
Symmetric choice reduction at 5 with 16 rule applications. Total rules 296 place count 936 transition count 1783
Iterating global reduction 5 with 16 rules applied. Total rules applied 312 place count 936 transition count 1783
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 314 place count 936 transition count 1781
Discarding 8 places :
Symmetric choice reduction at 6 with 8 rule applications. Total rules 322 place count 928 transition count 1773
Iterating global reduction 6 with 8 rules applied. Total rules applied 330 place count 928 transition count 1773
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 332 place count 928 transition count 1771
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 1 Pre rules applied. Total rules applied 332 place count 928 transition count 1770
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 334 place count 927 transition count 1770
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 335 place count 926 transition count 1769
Iterating global reduction 7 with 1 rules applied. Total rules applied 336 place count 926 transition count 1769
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 337 place count 925 transition count 1768
Iterating global reduction 7 with 1 rules applied. Total rules applied 338 place count 925 transition count 1768
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 3 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 7 with 96 rules applied. Total rules applied 434 place count 877 transition count 1720
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 436 place count 875 transition count 1718
Iterating global reduction 7 with 2 rules applied. Total rules applied 438 place count 875 transition count 1718
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 439 place count 875 transition count 1717
Free-agglomeration rule applied 3 times.
Iterating global reduction 8 with 3 rules applied. Total rules applied 442 place count 875 transition count 1714
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 4 rules applied. Total rules applied 446 place count 872 transition count 1713
Free-agglomeration rule (complex) applied 25 times.
Iterating global reduction 9 with 25 rules applied. Total rules applied 471 place count 872 transition count 1688
Reduce places removed 25 places and 0 transitions.
Iterating post reduction 9 with 25 rules applied. Total rules applied 496 place count 847 transition count 1688
Partial Free-agglomeration rule applied 12 times.
Drop transitions (Partial Free agglomeration) removed 12 transitions
Iterating global reduction 10 with 12 rules applied. Total rules applied 508 place count 847 transition count 1688
Applied a total of 508 rules in 462 ms. Remains 847 /1100 variables (removed 253) and now considering 1688/1931 (removed 243) transitions.
// Phase 1: matrix 1688 rows 847 cols
[2024-05-21 22:07:24] [INFO ] Computed 130 invariants in 44 ms
[2024-05-21 22:07:25] [INFO ] Implicit Places using invariants in 1309 ms returned [80, 101, 107, 116, 122, 123, 201, 222, 229, 285, 302, 309, 312, 314, 320, 385, 418, 427, 434, 492, 519, 527, 534, 542, 547, 548, 602, 619, 630, 633, 634, 639, 640, 696, 723, 731, 737, 738, 742, 818, 837]
[2024-05-21 22:07:25] [INFO ] Actually due to overlaps returned [742, 634, 320, 542, 122, 123, 427, 101, 107, 302, 309, 314, 534, 619, 633, 80, 116, 201, 222, 285, 385, 418, 492, 519, 527, 602, 696, 723, 731, 737, 738, 818, 837]
Discarding 33 places :
Implicit Place search using SMT only with invariants took 1312 ms to find 33 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 814/1167 places, 1688/1931 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 799 transition count 1673
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 799 transition count 1673
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 36 place count 793 transition count 1667
Iterating global reduction 0 with 6 rules applied. Total rules applied 42 place count 793 transition count 1667
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 44 place count 791 transition count 1665
Iterating global reduction 0 with 2 rules applied. Total rules applied 46 place count 791 transition count 1665
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 47 place count 790 transition count 1664
Iterating global reduction 0 with 1 rules applied. Total rules applied 48 place count 790 transition count 1664
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 49 place count 789 transition count 1663
Iterating global reduction 0 with 1 rules applied. Total rules applied 50 place count 789 transition count 1663
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 2 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 0 with 22 rules applied. Total rules applied 72 place count 778 transition count 1652
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 74 place count 776 transition count 1648
Iterating global reduction 0 with 2 rules applied. Total rules applied 76 place count 776 transition count 1648
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 77 place count 776 transition count 1647
Free-agglomeration rule applied 15 times.
Iterating global reduction 0 with 15 rules applied. Total rules applied 92 place count 776 transition count 1632
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 107 place count 761 transition count 1632
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 1 with 3 rules applied. Total rules applied 110 place count 761 transition count 1629
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 113 place count 758 transition count 1629
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 114 place count 758 transition count 1629
Applied a total of 114 rules in 389 ms. Remains 758 /814 variables (removed 56) and now considering 1629/1688 (removed 59) transitions.
// Phase 1: matrix 1629 rows 758 cols
[2024-05-21 22:07:25] [INFO ] Computed 97 invariants in 19 ms
[2024-05-21 22:07:26] [INFO ] Implicit Places using invariants in 703 ms returned [208, 394, 491, 492, 573, 574]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 707 ms to find 6 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 752/1167 places, 1629/1931 transitions.
Applied a total of 0 rules in 29 ms. Remains 752 /752 variables (removed 0) and now considering 1629/1629 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 4 iterations and 4441 ms. Remains : 752/1167 places, 1629/1931 transitions.
RANDOM walk for 40000 steps (578 resets) in 478 ms. (83 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (90 resets) in 381 ms. (104 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (88 resets) in 179 ms. (222 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (94 resets) in 89 ms. (444 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 139984 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 3
Probabilistic random walk after 139984 steps, saw 64984 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
// Phase 1: matrix 1629 rows 752 cols
[2024-05-21 22:07:30] [INFO ] Computed 91 invariants in 23 ms
[2024-05-21 22:07:30] [INFO ] State equation strengthened by 5 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/97 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 148/245 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/245 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/245 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 4/249 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/249 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 500/749 variables, 67/89 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/749 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 3/752 variables, 2/91 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/752 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 1629/2381 variables, 752/843 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2381 variables, 5/848 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2381 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 0/2381 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2381/2381 variables, and 848 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1777 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 70/70 constraints, State Equation: 752/752 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/97 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 148/245 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/245 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-21 22:07:32] [INFO ] Deduced a trap composed of 29 places in 50 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/245 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/245 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 4/249 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 500/749 variables, 67/90 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-21 22:07:32] [INFO ] Deduced a trap composed of 24 places in 641 ms of which 8 ms to minimize.
[2024-05-21 22:07:33] [INFO ] Deduced a trap composed of 49 places in 596 ms of which 7 ms to minimize.
[2024-05-21 22:07:34] [INFO ] Deduced a trap composed of 46 places in 505 ms of which 6 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/749 variables, 3/93 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/749 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 3/752 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/752 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 1629/2381 variables, 752/847 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2381 variables, 5/852 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2381 variables, 3/855 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2381/2381 variables, and 855 constraints, problems are : Problem set: 0 solved, 3 unsolved in 52987 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 70/70 constraints, State Equation: 752/752 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 4/4 constraints]
After SMT, in 54899ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 47975 ms.
Support contains 97 out of 752 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 752/752 places, 1629/1629 transitions.
Applied a total of 0 rules in 28 ms. Remains 752 /752 variables (removed 0) and now considering 1629/1629 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 752/752 places, 1629/1629 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 752/752 places, 1629/1629 transitions.
Applied a total of 0 rules in 27 ms. Remains 752 /752 variables (removed 0) and now considering 1629/1629 (removed 0) transitions.
[2024-05-21 22:09:12] [INFO ] Invariant cache hit.
[2024-05-21 22:09:13] [INFO ] Implicit Places using invariants in 834 ms returned []
[2024-05-21 22:09:13] [INFO ] Invariant cache hit.
[2024-05-21 22:09:14] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-21 22:09:17] [INFO ] Implicit Places using invariants and state equation in 3271 ms returned []
Implicit Place search using SMT with State Equation took 4137 ms to find 0 implicit places.
[2024-05-21 22:09:17] [INFO ] Redundant transitions in 296 ms returned []
Running 1628 sub problems to find dead transitions.
[2024-05-21 22:09:17] [INFO ] Invariant cache hit.
[2024-05-21 22:09:17] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/751 variables, 55/55 constraints. Problems are: Problem set: 0 solved, 1628 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 751/2381 variables, and 55 constraints, problems are : Problem set: 0 solved, 1628 unsolved in 30076 ms.
Refiners :[Positive P Invariants (semi-flows): 0/21 constraints, Generalized P Invariants (flows): 55/70 constraints, State Equation: 0/752 constraints, ReadFeed: 0/5 constraints, PredecessorRefiner: 1628/1628 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1628 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/751 variables, 55/55 constraints. Problems are: Problem set: 0 solved, 1628 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/751 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1628 unsolved
SMT process timed out in 61628ms, After SMT, problems are : Problem set: 0 solved, 1628 unsolved
Search for dead transitions found 0 dead transitions in 61683ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66186 ms. Remains : 752/752 places, 1629/1629 transitions.
Attempting over-approximation, by ignoring read arcs.
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 752 transition count 1627
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 750 transition count 1627
Applied a total of 4 rules in 31 ms. Remains 750 /752 variables (removed 2) and now considering 1627/1629 (removed 2) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 1627 rows 750 cols
[2024-05-21 22:10:19] [INFO ] Computed 91 invariants in 22 ms
[2024-05-21 22:10:19] [INFO ] After 229ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2024-05-21 22:10:19] [INFO ] [Nat]Absence check using 20 positive place invariants in 14 ms returned sat
[2024-05-21 22:10:19] [INFO ] [Nat]Absence check using 20 positive and 71 generalized place invariants in 63 ms returned sat
[2024-05-21 22:10:30] [INFO ] After 10927ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
[2024-05-21 22:10:36] [INFO ] Deduced a trap composed of 36 places in 169 ms of which 2 ms to minimize.
[2024-05-21 22:10:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 360 ms
[2024-05-21 22:10:39] [INFO ] Deduced a trap composed of 45 places in 193 ms of which 3 ms to minimize.
[2024-05-21 22:10:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 355 ms
TRAPS : Iteration 1
[2024-05-21 22:10:43] [INFO ] After 23318ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2024-05-21 22:11:22] [INFO ] After 63223ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Over-approximation ignoring read arcs solved 0 properties in 63577 ms.
[2024-05-21 22:11:22] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 7 ms.
[2024-05-21 22:11:22] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 752 places, 1629 transitions and 6523 arcs took 23 ms.
[2024-05-21 22:11:23] [INFO ] Flatten gal took : 282 ms
Total runtime 381619 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running ASLink-PT-07a
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/415/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 752
TRANSITIONS: 1629
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.044s, Sys 0.004s]
SAVING FILE /home/mcc/execution/415/model (.net / .def) ...
EXPORT TIME: [User 0.007s, 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: 678
MODEL NAME: /home/mcc/execution/415/model
752 places, 1629 transitions.
No place bound informations found.
No place bound informations found.
No place bound informations found.
No place bound informations found.
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.
Building monolithic NSF...
FORMULA ASLink-PT-07a-ReachabilityFireability-2024-00 CANNOT_COMPUTE
FORMULA ASLink-PT-07a-ReachabilityFireability-2023-10 CANNOT_COMPUTE
FORMULA ASLink-PT-07a-ReachabilityFireability-2024-15 CANNOT_COMPUTE
Ok.
EXITCODE: 0
----------------------------------------------------------------------
BK_STOP 1716330537576
--------------------
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
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="ASLink-PT-07a"
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 ASLink-PT-07a, 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 r003-smll-171620117000111"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-07a.tgz
mv ASLink-PT-07a 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 ;