About the Execution of GreatSPN+red for Sudoku-PT-AN14
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.r399-tall-171690530900677.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 Sudoku-PT-AN14, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r399-tall-171690530900677
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 70M
-rw-r--r-- 1 mcc users 1.2M Apr 12 12:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 5.1M Apr 12 12:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1M Apr 12 10:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 15M Apr 12 10:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 702K Apr 23 08:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 2.2M Apr 23 08:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.5M Apr 23 08:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 5.2M Apr 23 08:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.5M Apr 12 13:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 7.0M Apr 12 13:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.6M Apr 12 12:09 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 22M Apr 12 12:09 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 98K Apr 23 08:01 UpperBounds.txt
-rw-r--r-- 1 mcc users 237K Apr 23 08:01 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 1.5M 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 positive values
NUM_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-00
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-01
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-02
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-03
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-04
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-05
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-06
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-07
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-08
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-09
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-10
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-11
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-12
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-13
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-14
FORMULA_NAME Sudoku-PT-AN14-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1717078983455
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Sudoku-PT-AN14
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-30 14:23:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-30 14:23:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-30 14:23:04] [INFO ] Load time of PNML (sax parser for PT used): 227 ms
[2024-05-30 14:23:04] [INFO ] Transformed 3332 places.
[2024-05-30 14:23:04] [INFO ] Transformed 2744 transitions.
[2024-05-30 14:23:04] [INFO ] Found NUPN structural information;
[2024-05-30 14:23:04] [INFO ] Parsed PT model containing 3332 places and 2744 transitions and 10976 arcs in 351 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 37 ms.
Reduction of identical properties reduced properties to check from 16 to 11
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[196, 0, 196, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[196, 2744, 196, 1, 1, 1, 1, 1, 1, 1, 1]
FORMULA Sudoku-PT-AN14-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN14-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN14-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN14-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN14-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN14-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN14-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN14-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN14-UpperBounds-05 196 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN14-UpperBounds-02 196 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN14-UpperBounds-03 196 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN14-UpperBounds-06 196 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN14-UpperBounds-07 196 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN14-UpperBounds-00 196 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[2744]
// Phase 1: matrix 2744 rows 3332 cols
[2024-05-30 14:23:05] [INFO ] Computed 588 invariants in 68 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[2744]
RANDOM walk for 10000 steps (57 resets) in 2324 ms. (4 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 515 ms. (19 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[178] Max Struct:[2744]
[2024-05-30 14:23:08] [INFO ] Invariant cache hit.
[2024-05-30 14:23:10] [INFO ] [Real]Absence check using 588 positive place invariants in 1800 ms returned sat
[2024-05-30 14:23:13] [INFO ] [Real]Absence check using state equation in 2462 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[178] Max Struct:[2744]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[178] Max Struct:[2744]
Support contains 2744 out of 3332 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 183 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 194 ms. Remains : 3332/3332 places, 2744/2744 transitions.
[2024-05-30 14:23:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[178] Max Struct:[2744]
RANDOM walk for 128637 steps (746 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 92337 steps (0 resets) in 5055 ms. (18 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[181] Max Struct:[2744]
[2024-05-30 14:23:48] [INFO ] Invariant cache hit.
[2024-05-30 14:23:51] [INFO ] [Real]Absence check using 588 positive place invariants in 2058 ms returned sat
[2024-05-30 14:23:55] [INFO ] [Real]Absence check using state equation in 4770 ms returned sat
[2024-05-30 14:23:56] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 110 ms.
[2024-05-30 14:23:56] [INFO ] Added : 0 causal constraints over 0 iterations in 375 ms. Result :sat
Minimization took 6284 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[181] Max Struct:[2744]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[181] Max Struct:[2744]
Support contains 2744 out of 3332 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 70 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72 ms. Remains : 3332/3332 places, 2744/2744 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 131 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
[2024-05-30 14:24:03] [INFO ] Invariant cache hit.
[2024-05-30 14:24:09] [INFO ] Implicit Places using invariants in 6782 ms returned []
[2024-05-30 14:24:09] [INFO ] Invariant cache hit.
[2024-05-30 14:24:22] [INFO ] Implicit Places using invariants and state equation in 12311 ms returned []
Implicit Place search using SMT with State Equation took 19095 ms to find 0 implicit places.
[2024-05-30 14:24:22] [INFO ] Redundant transitions in 131 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 1ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19380 ms. Remains : 3332/3332 places, 2744/2744 transitions.
[2024-05-30 14:24:22] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[181] Max Struct:[2744]
RANDOM walk for 127669 steps (740 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 93557 steps (0 resets) in 5019 ms. (18 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[181] Max Struct:[2744]
[2024-05-30 14:24:57] [INFO ] Invariant cache hit.
[2024-05-30 14:24:59] [INFO ] [Real]Absence check using 588 positive place invariants in 2030 ms returned sat
[2024-05-30 14:25:04] [INFO ] [Real]Absence check using state equation in 4913 ms returned sat
[2024-05-30 14:25:05] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 110 ms.
[2024-05-30 14:25:05] [INFO ] Added : 0 causal constraints over 0 iterations in 349 ms. Result :sat
Minimization took 6194 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[181] Max Struct:[2744]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[181] Max Struct:[2744]
Support contains 2744 out of 3332 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 62 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62 ms. Remains : 3332/3332 places, 2744/2744 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 49 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
[2024-05-30 14:25:11] [INFO ] Invariant cache hit.
[2024-05-30 14:25:18] [INFO ] Implicit Places using invariants in 7200 ms returned []
[2024-05-30 14:25:18] [INFO ] Invariant cache hit.
[2024-05-30 14:25:31] [INFO ] Implicit Places using invariants and state equation in 12666 ms returned []
Implicit Place search using SMT with State Equation took 19869 ms to find 0 implicit places.
[2024-05-30 14:25:31] [INFO ] Redundant transitions in 143 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20072 ms. Remains : 3332/3332 places, 2744/2744 transitions.
RANDOM walk for 40000 steps (231 resets) in 14441 ms. (2 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3099 ms. (12 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2398 ms. (16 steps per ms) remains 2/2 properties
Probabilistic random walk after 191277 steps, saw 191184 distinct states, run finished after 15034 ms. (steps per millisecond=12 ) properties seen :0
[2024-05-30 14:25:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2744 variables, 2744/2744 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2744 variables, 0/2744 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3332/6076 variables, and 3332 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3097 ms.
Refiners :[Domain max(s): 2744/3332 constraints, Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 0/3332 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2744 variables, 2744/2744 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2744 variables, 0/2744 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3332/6076 variables, and 3332 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2886 ms.
Refiners :[Domain max(s): 2744/3332 constraints, Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 0/3332 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 6813ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2744 out of 3332 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 56 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 3332/3332 places, 2744/2744 transitions.
RANDOM walk for 40000 steps (230 resets) in 11201 ms. (3 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2851 ms. (14 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2290 ms. (17 steps per ms) remains 2/2 properties
Probabilistic random walk after 161135 steps, saw 161059 distinct states, run finished after 12068 ms. (steps per millisecond=13 ) properties seen :0
[2024-05-30 14:26:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2744 variables, 2744/2744 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2744 variables, 0/2744 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3332/6076 variables, and 3332 constraints, problems are : Problem set: 1 solved, 1 unsolved in 6582 ms.
Refiners :[Domain max(s): 2744/3332 constraints, Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 0/3332 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2744 variables, 2744/2744 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2744 variables, 0/2744 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 588/3332 variables, 588/3332 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3332 variables, 588/3920 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3332 variables, 0/3920 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2744/6076 variables, 3332/7252 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6076 variables, 0/7252 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/6076 variables, 0/7252 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6076/6076 variables, and 7252 constraints, problems are : Problem set: 1 solved, 1 unsolved in 2581 ms.
Refiners :[Domain max(s): 3332/3332 constraints, Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 3332/3332 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 9595ms problems are : Problem set: 1 solved, 1 unsolved
Finished Parikh walk after 182 steps, including 0 resets, run visited all 1 properties in 18 ms. (steps per millisecond=10 )
Parikh walk visited 1 properties in 23 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[181] Max Struct:[2744]
Starting property specific reduction for Sudoku-PT-AN14-UpperBounds-01
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0] Max Struct:[2744]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[2744]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[2744]
[2024-05-30 14:26:25] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[2744]
RANDOM walk for 10000 steps (58 resets) in 2275 ms. (4 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 523 ms. (19 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[176] Max Struct:[2744]
[2024-05-30 14:26:28] [INFO ] Invariant cache hit.
[2024-05-30 14:26:29] [INFO ] [Real]Absence check using 588 positive place invariants in 695 ms returned sat
[2024-05-30 14:26:32] [INFO ] [Real]Absence check using state equation in 3237 ms returned sat
[2024-05-30 14:26:32] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 99 ms.
[2024-05-30 14:26:32] [INFO ] Added : 0 causal constraints over 0 iterations in 315 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[176] Max Struct:[2744]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[176] Max Struct:[2744]
Support contains 2744 out of 3332 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 45 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 3332/3332 places, 2744/2744 transitions.
[2024-05-30 14:26:33] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[176] Max Struct:[2744]
RANDOM walk for 132010 steps (766 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 96298 steps (0 resets) in 5032 ms. (19 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[178] Max Struct:[2744]
[2024-05-30 14:27:08] [INFO ] Invariant cache hit.
[2024-05-30 14:27:11] [INFO ] [Real]Absence check using 588 positive place invariants in 3017 ms returned sat
[2024-05-30 14:27:14] [INFO ] [Real]Absence check using state equation in 2699 ms returned sat
[2024-05-30 14:27:14] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 116 ms.
[2024-05-30 14:27:14] [INFO ] Added : 0 causal constraints over 0 iterations in 334 ms. Result :sat
Minimization took 6376 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[178] Max Struct:[2744]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[178] Max Struct:[2744]
Support contains 2744 out of 3332 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 66 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66 ms. Remains : 3332/3332 places, 2744/2744 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 44 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
[2024-05-30 14:27:21] [INFO ] Invariant cache hit.
[2024-05-30 14:27:28] [INFO ] Implicit Places using invariants in 7349 ms returned []
[2024-05-30 14:27:28] [INFO ] Invariant cache hit.
[2024-05-30 14:27:41] [INFO ] Implicit Places using invariants and state equation in 12937 ms returned []
Implicit Place search using SMT with State Equation took 20290 ms to find 0 implicit places.
[2024-05-30 14:27:41] [INFO ] Redundant transitions in 77 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20424 ms. Remains : 3332/3332 places, 2744/2744 transitions.
[2024-05-30 14:27:41] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[178] Max Struct:[2744]
RANDOM walk for 130355 steps (756 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 95395 steps (0 resets) in 5021 ms. (18 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[180] Max Struct:[2744]
[2024-05-30 14:28:16] [INFO ] Invariant cache hit.
[2024-05-30 14:28:18] [INFO ] [Real]Absence check using 588 positive place invariants in 1304 ms returned sat
[2024-05-30 14:28:23] [INFO ] [Real]Absence check using state equation in 5263 ms returned sat
[2024-05-30 14:28:24] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 109 ms.
[2024-05-30 14:28:24] [INFO ] Added : 0 causal constraints over 0 iterations in 332 ms. Result :sat
Minimization took 6293 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[180] Max Struct:[2744]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[180] Max Struct:[2744]
Support contains 2744 out of 3332 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 47 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 3332/3332 places, 2744/2744 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 50 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
[2024-05-30 14:28:30] [INFO ] Invariant cache hit.
[2024-05-30 14:28:38] [INFO ] Implicit Places using invariants in 7345 ms returned []
[2024-05-30 14:28:38] [INFO ] Invariant cache hit.
[2024-05-30 14:28:50] [INFO ] Implicit Places using invariants and state equation in 12627 ms returned []
Implicit Place search using SMT with State Equation took 19974 ms to find 0 implicit places.
[2024-05-30 14:28:51] [INFO ] Redundant transitions in 77 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20114 ms. Remains : 3332/3332 places, 2744/2744 transitions.
[2024-05-30 14:28:51] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[180] Max Struct:[2744]
RANDOM walk for 130617 steps (757 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 95321 steps (0 resets) in 5041 ms. (18 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[181] Max Struct:[2744]
[2024-05-30 14:29:26] [INFO ] Invariant cache hit.
[2024-05-30 14:29:28] [INFO ] [Real]Absence check using 588 positive place invariants in 2079 ms returned sat
[2024-05-30 14:29:33] [INFO ] [Real]Absence check using state equation in 4976 ms returned sat
[2024-05-30 14:29:33] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 103 ms.
[2024-05-30 14:29:34] [INFO ] Added : 0 causal constraints over 0 iterations in 325 ms. Result :sat
Minimization took 6305 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[181] Max Struct:[2744]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[181] Max Struct:[2744]
Support contains 2744 out of 3332 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 47 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 3332/3332 places, 2744/2744 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 54 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
[2024-05-30 14:29:40] [INFO ] Invariant cache hit.
[2024-05-30 14:29:47] [INFO ] Implicit Places using invariants in 7289 ms returned []
[2024-05-30 14:29:47] [INFO ] Invariant cache hit.
[2024-05-30 14:30:00] [INFO ] Implicit Places using invariants and state equation in 12741 ms returned []
Implicit Place search using SMT with State Equation took 20032 ms to find 0 implicit places.
[2024-05-30 14:30:00] [INFO ] Redundant transitions in 78 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20175 ms. Remains : 3332/3332 places, 2744/2744 transitions.
[2024-05-30 14:30:00] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[181] Max Struct:[2744]
RANDOM walk for 130507 steps (756 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 94172 steps (0 resets) in 5002 ms. (18 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[181] Max Struct:[2744]
[2024-05-30 14:30:35] [INFO ] Invariant cache hit.
[2024-05-30 14:30:38] [INFO ] [Real]Absence check using 588 positive place invariants in 2089 ms returned sat
[2024-05-30 14:30:43] [INFO ] [Real]Absence check using state equation in 4919 ms returned sat
[2024-05-30 14:30:43] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 98 ms.
[2024-05-30 14:30:43] [INFO ] Added : 0 causal constraints over 0 iterations in 328 ms. Result :sat
Minimization took 6355 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[181] Max Struct:[2744]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[181] Max Struct:[2744]
Support contains 2744 out of 3332 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 47 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 3332/3332 places, 2744/2744 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 41 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
[2024-05-30 14:30:50] [INFO ] Invariant cache hit.
[2024-05-30 14:30:57] [INFO ] Implicit Places using invariants in 7089 ms returned []
[2024-05-30 14:30:57] [INFO ] Invariant cache hit.
[2024-05-30 14:31:10] [INFO ] Implicit Places using invariants and state equation in 12636 ms returned []
Implicit Place search using SMT with State Equation took 19730 ms to find 0 implicit places.
[2024-05-30 14:31:10] [INFO ] Redundant transitions in 75 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19856 ms. Remains : 3332/3332 places, 2744/2744 transitions.
RANDOM walk for 40000 steps (231 resets) in 14279 ms. (2 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3226 ms. (12 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3191 ms. (12 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 248315 steps, run timeout after 18007 ms. (steps per millisecond=13 ) properties seen :0 out of 2
Probabilistic random walk after 248315 steps, saw 248167 distinct states, run finished after 18010 ms. (steps per millisecond=13 ) properties seen :0
[2024-05-30 14:31:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2744 variables, 2744/2744 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2744 variables, 0/2744 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3332/6076 variables, and 3332 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2912 ms.
Refiners :[Domain max(s): 2744/3332 constraints, Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 0/3332 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2744 variables, 2744/2744 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2744 variables, 0/2744 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3332/6076 variables, and 3332 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2785 ms.
Refiners :[Domain max(s): 2744/3332 constraints, Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 0/3332 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 6309ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2744 out of 3332 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 50 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 3332/3332 places, 2744/2744 transitions.
RANDOM walk for 40000 steps (231 resets) in 12507 ms. (3 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2411 ms. (16 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2330 ms. (17 steps per ms) remains 2/2 properties
Probabilistic random walk after 147103 steps, saw 147034 distinct states, run finished after 12009 ms. (steps per millisecond=12 ) properties seen :0
[2024-05-30 14:31:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2744 variables, 2744/2744 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2744 variables, 0/2744 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3332/6076 variables, and 3332 constraints, problems are : Problem set: 1 solved, 1 unsolved in 6474 ms.
Refiners :[Domain max(s): 2744/3332 constraints, Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 0/3332 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2744 variables, 2744/2744 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2744 variables, 0/2744 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 588/3332 variables, 588/3332 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3332 variables, 588/3920 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3332 variables, 0/3920 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2744/6076 variables, 3332/7252 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6076 variables, 0/7252 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/6076 variables, 0/7252 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6076/6076 variables, and 7252 constraints, problems are : Problem set: 1 solved, 1 unsolved in 2744 ms.
Refiners :[Domain max(s): 3332/3332 constraints, Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 3332/3332 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 9831ms problems are : Problem set: 1 solved, 1 unsolved
Finished Parikh walk after 182 steps, including 0 resets, run visited all 1 properties in 18 ms. (steps per millisecond=10 )
Parikh walk visited 1 properties in 18 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[181] Max Struct:[2744]
Ending property specific reduction for Sudoku-PT-AN14-UpperBounds-01 in 341797 ms.
[2024-05-30 14:32:07] [INFO ] Flatten gal took : 269 ms
[2024-05-30 14:32:07] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/UpperBounds.sr.xml took 4 ms.
[2024-05-30 14:32:07] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 3332 places, 2744 transitions and 10976 arcs took 17 ms.
Total runtime 542925 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running Sudoku-PT-AN14
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/412/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 3332
TRANSITIONS: 2744
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.063s, Sys 0.004s]
SAVING FILE /home/mcc/execution/412/model (.net / .def) ...
EXPORT TIME: [User 0.011s, 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: 689
MODEL NAME: /home/mcc/execution/412/model
3332 places, 2744 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 1717081072929
--------------------
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 UpperBounds -timeout 360 -rebuildPNML
MEDDLY ERROR: Insufficient memory
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="Sudoku-PT-AN14"
export BK_EXAMINATION="UpperBounds"
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 Sudoku-PT-AN14, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r399-tall-171690530900677"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Sudoku-PT-AN14.tgz
mv Sudoku-PT-AN14 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;