MCC'2024- Execution of r399-tall-171690530500517

About the Execution of GreatSPN+red for Sudoku-COL-AN14

Execution Summary
Max Memory Used (MB)	Time wait (ms)	CPU Usage (ms)	I/O Wait (ms)	Computed Result	Execution Status
12520.644	2593491.00	6716318.00	4664.80	196 ? 196 196 ? 196 196 196 ? 196 196 ? 196 196 ? ?	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.r399-tall-171690530500517.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-AN14, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r399-tall-171690530500517
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 484K
-rw-r--r-- 1 mcc users 7.3K Apr 12 12:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Apr 12 12:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Apr 12 10:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Apr 12 10:16 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 08:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 23 08:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 23 08:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 08:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 12 13:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 133K Apr 12 13:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Apr 12 12:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Apr 12 12:06 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-AN14-UpperBounds-00
FORMULA_NAME Sudoku-COL-AN14-UpperBounds-01
FORMULA_NAME Sudoku-COL-AN14-UpperBounds-02
FORMULA_NAME Sudoku-COL-AN14-UpperBounds-03
FORMULA_NAME Sudoku-COL-AN14-UpperBounds-04
FORMULA_NAME Sudoku-COL-AN14-UpperBounds-05
FORMULA_NAME Sudoku-COL-AN14-UpperBounds-06
FORMULA_NAME Sudoku-COL-AN14-UpperBounds-07
FORMULA_NAME Sudoku-COL-AN14-UpperBounds-08
FORMULA_NAME Sudoku-COL-AN14-UpperBounds-09
FORMULA_NAME Sudoku-COL-AN14-UpperBounds-10
FORMULA_NAME Sudoku-COL-AN14-UpperBounds-11
FORMULA_NAME Sudoku-COL-AN14-UpperBounds-12
FORMULA_NAME Sudoku-COL-AN14-UpperBounds-13
FORMULA_NAME Sudoku-COL-AN14-UpperBounds-14
FORMULA_NAME Sudoku-COL-AN14-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717046429170

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-AN14
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-30 05:20:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-30 05:20:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-30 05:20:30] [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 05:20:30] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-30 05:20:30] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 482 ms
[2024-05-30 05:20:30] [INFO ] Imported 4 HL places and 1 HL transitions for a total of 3332 PT places and 2744.0 transition bindings in 12 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 05:20:30] [INFO ] Built PT skeleton of HLPN with 4 places and 1 transitions 4 arcs in 3 ms.
[2024-05-30 05:20:30] [INFO ] Skeletonized 4 HLPN properties in 0 ms.
// Phase 1: matrix 1 rows 4 cols
[2024-05-30 05:20:30] [INFO ] Computed 3 invariants in 4 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[196, 0, 196, 196] Max Struct:[196, 196, 196, 196]
FORMULA Sudoku-COL-AN14-UpperBounds-13 196 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN14-UpperBounds-10 196 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN14-UpperBounds-12 196 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN14-UpperBounds-05 196 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN14-UpperBounds-02 196 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN14-UpperBounds-03 196 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN14-UpperBounds-06 196 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN14-UpperBounds-07 196 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN14-UpperBounds-09 196 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Sudoku-COL-AN14-UpperBounds-00 196 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2024-05-30 05:20:31] [INFO ] Invariant cache hit.
[2024-05-30 05:20:31] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-30 05:20:31] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-05-30 05:20:31] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-30 05:20:31] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0] Max Struct:[196]
Domain [N(14), N(14)] of place Rows breaks symmetries in sort N
[2024-05-30 05:20:31] [INFO ] Unfolded HLPN to a Petri net with 3332 places and 2744 transitions 10976 arcs in 63 ms.
[2024-05-30 05:20:31] [INFO ] Unfolded 1 HLPN properties in 0 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:[196]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[196]
// Phase 1: matrix 2744 rows 3332 cols
[2024-05-30 05:20:31] [INFO ] Computed 588 invariants in 67 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[196]
RANDOM walk for 10000 steps (57 resets) in 2289 ms. (4 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 668 ms. (14 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[179] Max Struct:[196]
[2024-05-30 05:20:34] [INFO ] Invariant cache hit.
[2024-05-30 05:20:35] [INFO ] [Real]Absence check using 588 positive place invariants in 784 ms returned sat
[2024-05-30 05:20:36] [INFO ] [Real]Absence check using state equation in 1459 ms returned sat
[2024-05-30 05:20:37] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 132 ms.
[2024-05-30 05:20:37] [INFO ] Added : 0 causal constraints over 0 iterations in 402 ms. Result :sat
Minimization took 551 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[179] Max Struct:[196]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[179] Max Struct:[196]
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 188 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 203 ms. Remains : 3332/3332 places, 2744/2744 transitions.
[2024-05-30 05:20:38] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[179] Max Struct:[196]
RANDOM walk for 133104 steps (772 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 70766 steps (0 resets) in 5040 ms. (14 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[179] Max Struct:[196]
[2024-05-30 05:21:13] [INFO ] Invariant cache hit.
[2024-05-30 05:21:14] [INFO ] [Real]Absence check using 588 positive place invariants in 824 ms returned sat
[2024-05-30 05:21:34] [INFO ] [Real]Absence check using state equation in 19721 ms returned sat
[2024-05-30 05:21:34] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 97 ms.
[2024-05-30 05:21:35] [INFO ] Added : 0 causal constraints over 0 iterations in 340 ms. Result :sat
Minimization took 6161 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[179] Max Struct:[196]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[179] Max Struct:[196]
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 71 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 71 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 123 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
[2024-05-30 05:21:41] [INFO ] Invariant cache hit.
[2024-05-30 05:21:43] [INFO ] Implicit Places using invariants in 2036 ms returned []
[2024-05-30 05:21:43] [INFO ] Invariant cache hit.
[2024-05-30 05:21:49] [INFO ] Implicit Places using invariants and state equation in 5547 ms returned []
Implicit Place search using SMT with State Equation took 7586 ms to find 0 implicit places.
[2024-05-30 05:21:49] [INFO ] Redundant transitions in 135 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 7869 ms. Remains : 3332/3332 places, 2744/2744 transitions.
RANDOM walk for 40000 steps (231 resets) in 12416 ms. (3 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3505 ms. (11 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2977 ms. (13 steps per ms) remains 2/2 properties
Probabilistic random walk after 165238 steps, saw 165162 distinct states, run finished after 15022 ms. (steps per millisecond=10 ) properties seen :0
[2024-05-30 05:22:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2744 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 588/3332 variables, 588/588 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3332 variables, 0/588 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6076/6076 variables, and 3920 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4198 ms.
Refiners :[Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 3332/3332 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, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 588/3332 variables, 588/588 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3332 variables, 0/588 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6076/6076 variables, and 3920 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3773 ms.
Refiners :[Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 3332/3332 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 8933ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 1 properties in 1790 ms.
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 59 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 60 ms. Remains : 3332/3332 places, 2744/2744 transitions.
RANDOM walk for 40000 steps (231 resets) in 11533 ms. (3 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3843 ms. (10 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 176022 steps, run timeout after 12058 ms. (steps per millisecond=14 ) properties seen :0 out of 1
Probabilistic random walk after 176022 steps, saw 175939 distinct states, run finished after 12063 ms. (steps per millisecond=14 ) properties seen :0
[2024-05-30 05:22:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2744 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3332/6076 variables, and 588 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9476 ms.
Refiners :[Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 0/3332 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2744 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3332/6076 variables, and 588 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9560 ms.
Refiners :[Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 0/3332 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 19263ms problems are : Problem set: 0 solved, 1 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 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.
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 05:22:56] [INFO ] Invariant cache hit.
[2024-05-30 05:22:58] [INFO ] Implicit Places using invariants in 1986 ms returned []
[2024-05-30 05:22:58] [INFO ] Invariant cache hit.
[2024-05-30 05:23:03] [INFO ] Implicit Places using invariants and state equation in 5679 ms returned []
Implicit Place search using SMT with State Equation took 7668 ms to find 0 implicit places.
[2024-05-30 05:23:03] [INFO ] Redundant transitions in 144 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 7866 ms. Remains : 3332/3332 places, 2744/2744 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[179] Max Struct:[196]
Starting property specific reduction for Sudoku-COL-AN14-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:[196]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[196]
[2024-05-30 05:23:03] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[196]
RANDOM walk for 10000 steps (58 resets) in 2205 ms. (4 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 648 ms. (15 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[178] Max Struct:[196]
[2024-05-30 05:23:06] [INFO ] Invariant cache hit.
[2024-05-30 05:23:07] [INFO ] [Real]Absence check using 588 positive place invariants in 524 ms returned sat
[2024-05-30 05:23:11] [INFO ] [Real]Absence check using state equation in 4203 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[178] Max Struct:[196]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[178] Max Struct:[196]
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 48 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 49 ms. Remains : 3332/3332 places, 2744/2744 transitions.
[2024-05-30 05:23:11] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[178] Max Struct:[196]
RANDOM walk for 137188 steps (795 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 77587 steps (0 resets) in 5009 ms. (15 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[179] Max Struct:[196]
[2024-05-30 05:23:46] [INFO ] Invariant cache hit.
[2024-05-30 05:23:48] [INFO ] [Real]Absence check using 588 positive place invariants in 814 ms returned sat
[2024-05-30 05:24:07] [INFO ] [Real]Absence check using state equation in 19258 ms returned sat
[2024-05-30 05:24:07] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 105 ms.
[2024-05-30 05:24:07] [INFO ] Added : 0 causal constraints over 0 iterations in 327 ms. Result :sat
Minimization took 6323 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[179] Max Struct:[196]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[179] Max Struct:[196]
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 39 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 39 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 39 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
[2024-05-30 05:24:14] [INFO ] Invariant cache hit.
[2024-05-30 05:24:16] [INFO ] Implicit Places using invariants in 1952 ms returned []
[2024-05-30 05:24:16] [INFO ] Invariant cache hit.
[2024-05-30 05:24:21] [INFO ] Implicit Places using invariants and state equation in 5504 ms returned []
Implicit Place search using SMT with State Equation took 7463 ms to find 0 implicit places.
[2024-05-30 05:24:21] [INFO ] Redundant transitions in 69 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 7581 ms. Remains : 3332/3332 places, 2744/2744 transitions.
[2024-05-30 05:24:21] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[179] Max Struct:[196]
RANDOM walk for 136433 steps (790 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 77689 steps (0 resets) in 5021 ms. (15 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[180] Max Struct:[196]
[2024-05-30 05:24:56] [INFO ] Invariant cache hit.
[2024-05-30 05:24:59] [INFO ] [Real]Absence check using 588 positive place invariants in 2667 ms returned sat
[2024-05-30 05:25:35] [INFO ] [Real]Absence check using state equation in 36090 ms returned sat
[2024-05-30 05:25:36] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 108 ms.
[2024-05-30 05:25:36] [INFO ] Added : 0 causal constraints over 0 iterations in 325 ms. Result :sat
Minimization took 5320 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[180] Max Struct:[196]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[180] Max Struct:[196]
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.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 35 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
[2024-05-30 05:25:42] [INFO ] Invariant cache hit.
[2024-05-30 05:25:43] [INFO ] Implicit Places using invariants in 1814 ms returned []
[2024-05-30 05:25:43] [INFO ] Invariant cache hit.
[2024-05-30 05:25:49] [INFO ] Implicit Places using invariants and state equation in 5479 ms returned []
Implicit Place search using SMT with State Equation took 7298 ms to find 0 implicit places.
[2024-05-30 05:25:49] [INFO ] Redundant transitions in 69 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 7411 ms. Remains : 3332/3332 places, 2744/2744 transitions.
[2024-05-30 05:25:49] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[180] Max Struct:[196]
RANDOM walk for 136289 steps (791 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 77666 steps (0 resets) in 5026 ms. (15 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[180] Max Struct:[196]
[2024-05-30 05:26:24] [INFO ] Invariant cache hit.
[2024-05-30 05:26:27] [INFO ] [Real]Absence check using 588 positive place invariants in 2668 ms returned sat
[2024-05-30 05:27:03] [INFO ] [Real]Absence check using state equation in 36053 ms returned sat
[2024-05-30 05:27:03] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 101 ms.
[2024-05-30 05:27:03] [INFO ] Added : 0 causal constraints over 0 iterations in 317 ms. Result :sat
Minimization took 5372 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[180] Max Struct:[196]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[180] Max Struct:[196]
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 42 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 42 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 34 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
[2024-05-30 05:27:09] [INFO ] Invariant cache hit.
[2024-05-30 05:27:11] [INFO ] Implicit Places using invariants in 1848 ms returned []
[2024-05-30 05:27:11] [INFO ] Invariant cache hit.
[2024-05-30 05:27:16] [INFO ] Implicit Places using invariants and state equation in 5319 ms returned []
Implicit Place search using SMT with State Equation took 7170 ms to find 0 implicit places.
[2024-05-30 05:27:16] [INFO ] Redundant transitions in 72 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 7282 ms. Remains : 3332/3332 places, 2744/2744 transitions.
RANDOM walk for 40000 steps (231 resets) in 12214 ms. (3 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2857 ms. (13 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2836 ms. (14 steps per ms) remains 2/2 properties
Probabilistic random walk after 133075 steps, saw 133014 distinct states, run finished after 12055 ms. (steps per millisecond=11 ) properties seen :0
[2024-05-30 05:27:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2744 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 588/3332 variables, 588/588 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3332 variables, 0/588 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6076/6076 variables, and 3920 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5007 ms.
Refiners :[Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 3332/3332 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, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 588/3332 variables, 588/588 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3332 variables, 0/588 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6076/6076 variables, and 3920 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4294 ms.
Refiners :[Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 3332/3332 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 9707ms 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 42 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 43 ms. Remains : 3332/3332 places, 2744/2744 transitions.
RANDOM walk for 40000 steps (228 resets) in 11839 ms. (3 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2854 ms. (14 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2814 ms. (14 steps per ms) remains 2/2 properties
Probabilistic random walk after 132075 steps, saw 132014 distinct states, run finished after 12023 ms. (steps per millisecond=10 ) properties seen :0
[2024-05-30 05:27:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2744 variables, 0/0 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 588 constraints, problems are : Problem set: 0 solved, 2 unsolved in 14731 ms.
Refiners :[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, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 588/3332 variables, 588/588 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3332 variables, 0/588 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6076/6076 variables, and 3920 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45033 ms.
Refiners :[Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 3332/3332 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 60445ms 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 33 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 33 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 32 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
[2024-05-30 05:29:00] [INFO ] Invariant cache hit.
[2024-05-30 05:29:02] [INFO ] Implicit Places using invariants in 1946 ms returned []
[2024-05-30 05:29:02] [INFO ] Invariant cache hit.
[2024-05-30 05:29:07] [INFO ] Implicit Places using invariants and state equation in 5797 ms returned []
Implicit Place search using SMT with State Equation took 7746 ms to find 0 implicit places.
[2024-05-30 05:29:08] [INFO ] Redundant transitions in 67 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 7856 ms. Remains : 3332/3332 places, 2744/2744 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[180] Max Struct:[196]
Ending property specific reduction for Sudoku-COL-AN14-UpperBounds-01 in 364139 ms.
[2024-05-30 05:29:08] [INFO ] Flatten gal took : 326 ms
[2024-05-30 05:29:08] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/UpperBounds.sr.xml took 4 ms.
[2024-05-30 05:29:08] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 3332 places, 2744 transitions and 10976 arcs took 16 ms.
Total runtime 518235 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running Sudoku-COL-AN14

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/413/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 0.057s, Sys 0.011s]

SAVING FILE /home/mcc/execution/413/model (.net / .def) ...
EXPORT TIME: [User 0.007s, Sys 0.003s]

----------------------------------------------------------------------
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/413/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 1717049022661

--------------------
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-COL-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-COL-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-171690530500517"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Sudoku-COL-AN14.tgz
mv Sudoku-COL-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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;