About the Execution of GreatSPN+red for Sudoku-COL-AN16
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-171690530600533.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-COL-AN16, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r399-tall-171690530600533
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 452K
-rw-r--r-- 1 mcc users 7.5K Apr 12 12:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Apr 12 12:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Apr 12 10:23 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Apr 12 10:23 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Apr 23 08:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 23 08:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 23 08:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 08:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 12 14:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K Apr 12 14:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Apr 12 12:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Apr 12 12:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 08:01 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 08:01 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 6.5K 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-COL-AN16-UpperBounds-00
FORMULA_NAME Sudoku-COL-AN16-UpperBounds-01
FORMULA_NAME Sudoku-COL-AN16-UpperBounds-02
FORMULA_NAME Sudoku-COL-AN16-UpperBounds-03
FORMULA_NAME Sudoku-COL-AN16-UpperBounds-04
FORMULA_NAME Sudoku-COL-AN16-UpperBounds-05
FORMULA_NAME Sudoku-COL-AN16-UpperBounds-06
FORMULA_NAME Sudoku-COL-AN16-UpperBounds-07
FORMULA_NAME Sudoku-COL-AN16-UpperBounds-08
FORMULA_NAME Sudoku-COL-AN16-UpperBounds-09
FORMULA_NAME Sudoku-COL-AN16-UpperBounds-10
FORMULA_NAME Sudoku-COL-AN16-UpperBounds-11
FORMULA_NAME Sudoku-COL-AN16-UpperBounds-12
FORMULA_NAME Sudoku-COL-AN16-UpperBounds-13
FORMULA_NAME Sudoku-COL-AN16-UpperBounds-14
FORMULA_NAME Sudoku-COL-AN16-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1717050873096
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Sudoku-COL-AN16
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-30 06:34:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-30 06:34:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-30 06:34:34] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-05-30 06:34:34] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-30 06:34:34] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 506 ms
[2024-05-30 06:34:34] [INFO ] Imported 4 HL places and 1 HL transitions for a total of 4864 PT places and 4096.0 transition bindings in 14 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Reduction of identical properties reduced properties to check from 16 to 4
[2024-05-30 06:34:34] [INFO ] Built PT skeleton of HLPN with 4 places and 1 transitions 4 arcs in 6 ms.
[2024-05-30 06:34:34] [INFO ] Skeletonized 4 HLPN properties in 1 ms.
// Phase 1: matrix 1 rows 4 cols
[2024-05-30 06:34:34] [INFO ] Computed 3 invariants in 4 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[256, 0, 256, 256] Max Struct:[256, 256, 256, 256]
FORMULA Sudoku-COL-AN16-UpperBounds-14 256 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN16-UpperBounds-13 256 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN16-UpperBounds-05 256 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN16-UpperBounds-06 256 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN16-UpperBounds-08 256 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN16-UpperBounds-09 256 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN16-UpperBounds-02 256 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN16-UpperBounds-04 256 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN16-UpperBounds-07 256 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN16-UpperBounds-10 256 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN16-UpperBounds-12 256 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN16-UpperBounds-00 256 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2024-05-30 06:34:34] [INFO ] Invariant cache hit.
[2024-05-30 06:34:35] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-30 06:34:35] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-30 06:34:35] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-30 06:34:35] [INFO ] Added : 0 causal constraints over 0 iterations in 14 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0] Max Struct:[256]
Domain [N(16), N(16)] of place Rows breaks symmetries in sort N
[2024-05-30 06:34:35] [INFO ] Unfolded HLPN to a Petri net with 4864 places and 4096 transitions 16384 arcs in 77 ms.
[2024-05-30 06:34:35] [INFO ] Unfolded 1 HLPN properties in 1 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[256]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[256]
// Phase 1: matrix 4096 rows 4864 cols
[2024-05-30 06:34:35] [INFO ] Computed 768 invariants in 57 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[256]
RANDOM walk for 10000 steps (44 resets) in 3353 ms. (2 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 911 ms. (10 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[229] Max Struct:[256]
[2024-05-30 06:34:39] [INFO ] Invariant cache hit.
[2024-05-30 06:34:41] [INFO ] [Real]Absence check using 768 positive place invariants in 1035 ms returned sat
[2024-05-30 06:34:44] [INFO ] [Real]Absence check using state equation in 3408 ms returned sat
[2024-05-30 06:34:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-30 06:34:46] [INFO ] [Nat]Absence check using 768 positive place invariants in 1016 ms returned sat
[2024-05-30 06:34:49] [INFO ] [Nat]Absence check using state equation in 3103 ms returned sat
[2024-05-30 06:34:49] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 150 ms.
Maximisation of solution failed !
Minimization took 2 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[229] Max Struct:[256]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[229] Max Struct:[256]
Support contains 4096 out of 4864 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 231 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 242 ms. Remains : 4864/4864 places, 4096/4096 transitions.
[2024-05-30 06:34:49] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[229] Max Struct:[256]
RANDOM walk for 91925 steps (406 resets) in 30001 ms. (3 steps per ms)
BEST_FIRST walk for 54317 steps (0 resets) in 5036 ms. (10 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[234] Max Struct:[256]
[2024-05-30 06:35:25] [INFO ] Invariant cache hit.
[2024-05-30 06:35:27] [INFO ] [Real]Absence check using 768 positive place invariants in 2398 ms returned sat
[2024-05-30 06:35:50] [INFO ] [Real]Absence check using state equation in 22672 ms returned sat
[2024-05-30 06:35:51] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 179 ms.
[2024-05-30 06:35:51] [INFO ] Added : 0 causal constraints over 0 iterations in 543 ms. Result :sat
Minimization took 5426 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[234] Max Struct:[256]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[234] Max Struct:[256]
Support contains 4096 out of 4864 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 104 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 4864/4864 places, 4096/4096 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 114 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
[2024-05-30 06:35:57] [INFO ] Invariant cache hit.
[2024-05-30 06:36:00] [INFO ] Implicit Places using invariants in 2898 ms returned []
[2024-05-30 06:36:00] [INFO ] Invariant cache hit.
[2024-05-30 06:36:13] [INFO ] Implicit Places using invariants and state equation in 13417 ms returned []
Implicit Place search using SMT with State Equation took 16324 ms to find 0 implicit places.
[2024-05-30 06:36:13] [INFO ] Redundant transitions in 240 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 2ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16713 ms. Remains : 4864/4864 places, 4096/4096 transitions.
[2024-05-30 06:36:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[234] Max Struct:[256]
RANDOM walk for 92166 steps (407 resets) in 30001 ms. (3 steps per ms)
BEST_FIRST walk for 57748 steps (0 resets) in 5020 ms. (11 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[236] Max Struct:[256]
[2024-05-30 06:36:48] [INFO ] Invariant cache hit.
[2024-05-30 06:36:54] [INFO ] [Real]Absence check using 768 positive place invariants in 5255 ms returned sat
[2024-05-30 06:37:33] [INFO ] [Real]Absence check using state equation in 39344 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[236] Max Struct:[256]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[236] Max Struct:[256]
Support contains 4096 out of 4864 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 85 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 85 ms. Remains : 4864/4864 places, 4096/4096 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 264 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
[2024-05-30 06:37:34] [INFO ] Invariant cache hit.
[2024-05-30 06:37:37] [INFO ] Implicit Places using invariants in 3066 ms returned []
[2024-05-30 06:37:37] [INFO ] Invariant cache hit.
[2024-05-30 06:37:50] [INFO ] Implicit Places using invariants and state equation in 13449 ms returned []
Implicit Place search using SMT with State Equation took 16523 ms to find 0 implicit places.
[2024-05-30 06:37:51] [INFO ] Redundant transitions in 161 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 16960 ms. Remains : 4864/4864 places, 4096/4096 transitions.
[2024-05-30 06:37:51] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[236] Max Struct:[256]
RANDOM walk for 91040 steps (402 resets) in 30001 ms. (3 steps per ms)
BEST_FIRST walk for 57760 steps (0 resets) in 5045 ms. (11 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[236] Max Struct:[256]
[2024-05-30 06:38:26] [INFO ] Invariant cache hit.
[2024-05-30 06:38:31] [INFO ] [Real]Absence check using 768 positive place invariants in 5279 ms returned sat
[2024-05-30 06:39:11] [INFO ] [Real]Absence check using state equation in 39289 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[236] Max Struct:[256]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[236] Max Struct:[256]
Support contains 4096 out of 4864 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 72 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 4864/4864 places, 4096/4096 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 68 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
[2024-05-30 06:39:11] [INFO ] Invariant cache hit.
[2024-05-30 06:39:14] [INFO ] Implicit Places using invariants in 3298 ms returned []
[2024-05-30 06:39:14] [INFO ] Invariant cache hit.
[2024-05-30 06:39:28] [INFO ] Implicit Places using invariants and state equation in 14132 ms returned []
Implicit Place search using SMT with State Equation took 17436 ms to find 0 implicit places.
[2024-05-30 06:39:28] [INFO ] Redundant transitions in 290 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 17806 ms. Remains : 4864/4864 places, 4096/4096 transitions.
RANDOM walk for 40000 steps (176 resets) in 17771 ms. (2 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4936 ms. (8 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4149 ms. (9 steps per ms) remains 2/2 properties
Probabilistic random walk after 188349 steps, saw 188295 distinct states, run finished after 21020 ms. (steps per millisecond=8 ) properties seen :0
[2024-05-30 06:39:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4096 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4864/8960 variables, and 768 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2850 ms.
Refiners :[Positive P Invariants (semi-flows): 768/768 constraints, State Equation: 0/4864 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) 0/4096 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4864/8960 variables, and 768 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2462 ms.
Refiners :[Positive P Invariants (semi-flows): 768/768 constraints, State Equation: 0/4864 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 6581ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4096 out of 4864 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 68 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69 ms. Remains : 4864/4864 places, 4096/4096 transitions.
RANDOM walk for 40000 steps (176 resets) in 18196 ms. (2 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5181 ms. (7 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4560 ms. (8 steps per ms) remains 2/2 properties
Probabilistic random walk after 185791 steps, saw 185739 distinct states, run finished after 21026 ms. (steps per millisecond=8 ) properties seen :0
[2024-05-30 06:40:32] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4096 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 768/4864 variables, 768/768 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4864 variables, 0/768 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8960/8960 variables, and 5632 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45041 ms.
Refiners :[Positive P Invariants (semi-flows): 768/768 constraints, State Equation: 4864/4864 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) 0/4096 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 768/4864 variables, 768/768 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4864 variables, 0/768 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8960/8960 variables, and 5632 constraints, problems are : Problem set: 0 solved, 2 unsolved in 30508 ms.
Refiners :[Positive P Invariants (semi-flows): 768/768 constraints, State Equation: 4864/4864 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 76676ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 1 properties in 3266 ms.
Support contains 4096 out of 4864 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 65 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65 ms. Remains : 4864/4864 places, 4096/4096 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[236] Max Struct:[256]
Starting property specific reduction for Sudoku-COL-AN16-UpperBounds-01
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[256]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[256]
[2024-05-30 06:41:52] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[256]
RANDOM walk for 10000 steps (44 resets) in 3385 ms. (2 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 944 ms. (10 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[232] Max Struct:[256]
[2024-05-30 06:41:56] [INFO ] Invariant cache hit.
[2024-05-30 06:41:58] [INFO ] [Real]Absence check using 768 positive place invariants in 1057 ms returned sat
[2024-05-30 06:42:00] [INFO ] [Real]Absence check using state equation in 2054 ms returned sat
[2024-05-30 06:42:00] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 156 ms.
[2024-05-30 06:42:01] [INFO ] Added : 0 causal constraints over 0 iterations in 476 ms. Result :sat
Minimization took 565 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[232] Max Struct:[256]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[232] Max Struct:[256]
Support contains 4096 out of 4864 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 67 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 4864/4864 places, 4096/4096 transitions.
[2024-05-30 06:42:01] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[232] Max Struct:[256]
RANDOM walk for 89708 steps (397 resets) in 30001 ms. (2 steps per ms)
BEST_FIRST walk for 53280 steps (0 resets) in 5003 ms. (10 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[234] Max Struct:[256]
[2024-05-30 06:42:36] [INFO ] Invariant cache hit.
[2024-05-30 06:42:39] [INFO ] [Real]Absence check using 768 positive place invariants in 2493 ms returned sat
[2024-05-30 06:43:03] [INFO ] [Real]Absence check using state equation in 23536 ms returned sat
[2024-05-30 06:43:03] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 177 ms.
[2024-05-30 06:43:04] [INFO ] Added : 0 causal constraints over 0 iterations in 486 ms. Result :sat
Minimization took 5469 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[234] Max Struct:[256]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[234] Max Struct:[256]
Support contains 4096 out of 4864 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 70 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 4864/4864 places, 4096/4096 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 65 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
[2024-05-30 06:43:09] [INFO ] Invariant cache hit.
[2024-05-30 06:43:12] [INFO ] Implicit Places using invariants in 3109 ms returned []
[2024-05-30 06:43:12] [INFO ] Invariant cache hit.
[2024-05-30 06:43:26] [INFO ] Implicit Places using invariants and state equation in 13370 ms returned []
Implicit Place search using SMT with State Equation took 16480 ms to find 0 implicit places.
[2024-05-30 06:43:26] [INFO ] Redundant transitions in 161 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 16716 ms. Remains : 4864/4864 places, 4096/4096 transitions.
[2024-05-30 06:43:26] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[234] Max Struct:[256]
RANDOM walk for 90682 steps (400 resets) in 30001 ms. (3 steps per ms)
BEST_FIRST walk for 54243 steps (0 resets) in 5061 ms. (10 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[234] Max Struct:[256]
[2024-05-30 06:44:01] [INFO ] Invariant cache hit.
[2024-05-30 06:44:04] [INFO ] [Real]Absence check using 768 positive place invariants in 2379 ms returned sat
[2024-05-30 06:44:27] [INFO ] [Real]Absence check using state equation in 22859 ms returned sat
[2024-05-30 06:44:27] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 149 ms.
[2024-05-30 06:44:28] [INFO ] Added : 0 causal constraints over 0 iterations in 471 ms. Result :sat
Minimization took 5283 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[234] Max Struct:[256]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[234] Max Struct:[256]
Support contains 4096 out of 4864 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 69 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69 ms. Remains : 4864/4864 places, 4096/4096 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 56 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
[2024-05-30 06:44:33] [INFO ] Invariant cache hit.
[2024-05-30 06:44:36] [INFO ] Implicit Places using invariants in 3166 ms returned []
[2024-05-30 06:44:36] [INFO ] Invariant cache hit.
[2024-05-30 06:44:50] [INFO ] Implicit Places using invariants and state equation in 13422 ms returned []
Implicit Place search using SMT with State Equation took 16592 ms to find 0 implicit places.
[2024-05-30 06:44:50] [INFO ] Redundant transitions in 160 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 16815 ms. Remains : 4864/4864 places, 4096/4096 transitions.
RANDOM walk for 40000 steps (176 resets) in 17547 ms. (2 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4537 ms. (8 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4165 ms. (9 steps per ms) remains 2/2 properties
Probabilistic random walk after 155423 steps, saw 155379 distinct states, run finished after 18041 ms. (steps per millisecond=8 ) properties seen :0
[2024-05-30 06:45:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4096 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4864/8960 variables, and 768 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2553 ms.
Refiners :[Positive P Invariants (semi-flows): 768/768 constraints, State Equation: 0/4864 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) 0/4096 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4864/8960 variables, and 768 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2281 ms.
Refiners :[Positive P Invariants (semi-flows): 768/768 constraints, State Equation: 0/4864 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 5723ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4096 out of 4864 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 69 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71 ms. Remains : 4864/4864 places, 4096/4096 transitions.
RANDOM walk for 40000 steps (176 resets) in 18866 ms. (2 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4589 ms. (8 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5584 ms. (7 steps per ms) remains 2/2 properties
Probabilistic random walk after 207546 steps, saw 207484 distinct states, run finished after 24043 ms. (steps per millisecond=8 ) properties seen :0
[2024-05-30 06:45:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4096 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 768/4864 variables, 768/768 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4864 variables, 0/768 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4096/8960 variables, 4864/5632 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8960 variables, 0/5632 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8960/8960 variables, and 5632 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45056 ms.
Refiners :[Positive P Invariants (semi-flows): 768/768 constraints, State Equation: 4864/4864 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) 0/4096 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 768/4864 variables, 768/768 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4864 variables, 0/768 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4096/8960 variables, 4864/5632 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8960 variables, 0/5632 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8960/8960 variables, and 5632 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45040 ms.
Refiners :[Positive P Invariants (semi-flows): 768/768 constraints, State Equation: 4864/4864 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 90986ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4096 out of 4864 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 68 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 4864/4864 places, 4096/4096 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4864/4864 places, 4096/4096 transitions.
Applied a total of 0 rules in 91 ms. Remains 4864 /4864 variables (removed 0) and now considering 4096/4096 (removed 0) transitions.
[2024-05-30 06:47:24] [INFO ] Invariant cache hit.
[2024-05-30 06:47:27] [INFO ] Implicit Places using invariants in 3138 ms returned []
[2024-05-30 06:47:27] [INFO ] Invariant cache hit.
[2024-05-30 06:47:40] [INFO ] Implicit Places using invariants and state equation in 13159 ms returned []
Implicit Place search using SMT with State Equation took 16303 ms to find 0 implicit places.
[2024-05-30 06:47:40] [INFO ] Redundant transitions in 155 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 16556 ms. Remains : 4864/4864 places, 4096/4096 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[234] Max Struct:[256]
Ending property specific reduction for Sudoku-COL-AN16-UpperBounds-01 in 348315 ms.
[2024-05-30 06:47:41] [INFO ] Flatten gal took : 437 ms
[2024-05-30 06:47:41] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/UpperBounds.sr.xml took 6 ms.
[2024-05-30 06:47:41] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 4864 places, 4096 transitions and 16384 arcs took 21 ms.
Total runtime 787141 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running Sudoku-COL-AN16
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: 4864
TRANSITIONS: 4096
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.087s, Sys 0.011s]
SAVING FILE /home/mcc/execution/412/model (.net / .def) ...
EXPORT TIME: [User 0.015s, 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: 746
MODEL NAME: /home/mcc/execution/412/model
4864 places, 4096 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.
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -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="Sudoku-COL-AN16"
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-COL-AN16, 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-171690530600533"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Sudoku-COL-AN16.tgz
mv Sudoku-COL-AN16 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 ;