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-171690530800669.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-AN13, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r399-tall-171690530800669
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 42M
-rw-r--r-- 1 mcc users 813K Apr 12 11:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 3.6M Apr 12 11:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 1.6M Apr 12 10:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 7.3M Apr 12 10:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 379K Apr 23 08:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 1.3M Apr 23 08:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.1M Apr 23 08:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 3.7M Apr 23 08:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.7M Apr 12 12:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 7.6M Apr 12 12:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.0M Apr 12 11:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 9.1M Apr 12 11:06 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 78K Apr 23 08:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 191K Apr 23 08:00 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 1.2M 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-AN13-UpperBounds-00
FORMULA_NAME Sudoku-PT-AN13-UpperBounds-01
FORMULA_NAME Sudoku-PT-AN13-UpperBounds-02
FORMULA_NAME Sudoku-PT-AN13-UpperBounds-03
FORMULA_NAME Sudoku-PT-AN13-UpperBounds-04
FORMULA_NAME Sudoku-PT-AN13-UpperBounds-05
FORMULA_NAME Sudoku-PT-AN13-UpperBounds-06
FORMULA_NAME Sudoku-PT-AN13-UpperBounds-07
FORMULA_NAME Sudoku-PT-AN13-UpperBounds-08
FORMULA_NAME Sudoku-PT-AN13-UpperBounds-09
FORMULA_NAME Sudoku-PT-AN13-UpperBounds-10
FORMULA_NAME Sudoku-PT-AN13-UpperBounds-11
FORMULA_NAME Sudoku-PT-AN13-UpperBounds-12
FORMULA_NAME Sudoku-PT-AN13-UpperBounds-13
FORMULA_NAME Sudoku-PT-AN13-UpperBounds-14
FORMULA_NAME Sudoku-PT-AN13-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717076893253

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-AN13
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-30 13:48:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-30 13:48:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-30 13:48:14] [INFO ] Load time of PNML (sax parser for PT used): 196 ms
[2024-05-30 13:48:14] [INFO ] Transformed 2704 places.
[2024-05-30 13:48:14] [INFO ] Transformed 2197 transitions.
[2024-05-30 13:48:14] [INFO ] Found NUPN structural information;
[2024-05-30 13:48:14] [INFO ] Parsed PT model containing 2704 places and 2197 transitions and 8788 arcs in 317 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 26 ms.
Reduction of identical properties reduced properties to check from 16 to 12
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[169, 169, 169, 0, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[169, 169, 169, 2197, 1, 1, 1, 1, 1, 1, 1, 1]
FORMULA Sudoku-PT-AN13-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN13-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN13-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN13-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN13-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN13-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN13-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN13-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN13-UpperBounds-02 169 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN13-UpperBounds-04 169 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN13-UpperBounds-07 169 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN13-UpperBounds-01 169 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN13-UpperBounds-05 169 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Sudoku-PT-AN13-UpperBounds-00 169 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[2197]
// Phase 1: matrix 2197 rows 2704 cols
[2024-05-30 13:48:14] [INFO ] Computed 507 invariants in 49 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[2197]
RANDOM walk for 10000 steps (67 resets) in 1928 ms. (5 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 505 ms. (19 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[153] Max Struct:[2197]
[2024-05-30 13:48:17] [INFO ] Invariant cache hit.
[2024-05-30 13:48:19] [INFO ] [Real]Absence check using 507 positive place invariants in 1295 ms returned sat
[2024-05-30 13:48:21] [INFO ] [Real]Absence check using state equation in 2222 ms returned sat
[2024-05-30 13:48:21] [INFO ] Solution in real domain found non-integer solution.
Current structural bounds on expressions (after SMT) : Max Seen:[153] Max Struct:[2197]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[153] Max Struct:[2197]
Support contains 2197 out of 2704 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2704/2704 places, 2197/2197 transitions.
Applied a total of 0 rules in 150 ms. Remains 2704 /2704 variables (removed 0) and now considering 2197/2197 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 161 ms. Remains : 2704/2704 places, 2197/2197 transitions.
[2024-05-30 13:48:23] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[153] Max Struct:[2197]
RANDOM walk for 162284 steps (1094 resets) in 30001 ms. (5 steps per ms)
BEST_FIRST walk for 105931 steps (1 resets) in 5046 ms. (20 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[156] Max Struct:[2197]
[2024-05-30 13:48:58] [INFO ] Invariant cache hit.
[2024-05-30 13:48:59] [INFO ] [Real]Absence check using 507 positive place invariants in 891 ms returned sat
[2024-05-30 13:49:06] [INFO ] [Real]Absence check using state equation in 6553 ms returned sat
[2024-05-30 13:49:06] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 88 ms.
[2024-05-30 13:49:06] [INFO ] Added : 0 causal constraints over 0 iterations in 295 ms. Result :sat
Minimization took 5378 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[156] Max Struct:[2197]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[156] Max Struct:[2197]
Support contains 2197 out of 2704 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2704/2704 places, 2197/2197 transitions.
Applied a total of 0 rules in 117 ms. Remains 2704 /2704 variables (removed 0) and now considering 2197/2197 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 117 ms. Remains : 2704/2704 places, 2197/2197 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2704/2704 places, 2197/2197 transitions.
Applied a total of 0 rules in 80 ms. Remains 2704 /2704 variables (removed 0) and now considering 2197/2197 (removed 0) transitions.
[2024-05-30 13:49:12] [INFO ] Invariant cache hit.
[2024-05-30 13:49:17] [INFO ] Implicit Places using invariants in 5166 ms returned []
[2024-05-30 13:49:17] [INFO ] Invariant cache hit.
[2024-05-30 13:49:23] [INFO ] Implicit Places using invariants and state equation in 6158 ms returned []
Implicit Place search using SMT with State Equation took 11330 ms to find 0 implicit places.
[2024-05-30 13:49:23] [INFO ] Redundant transitions in 99 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 11527 ms. Remains : 2704/2704 places, 2197/2197 transitions.
[2024-05-30 13:49:24] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[156] Max Struct:[2197]
RANDOM walk for 162074 steps (1093 resets) in 30001 ms. (5 steps per ms)
BEST_FIRST walk for 107584 steps (1 resets) in 5035 ms. (21 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[156] Max Struct:[2197]
[2024-05-30 13:49:59] [INFO ] Invariant cache hit.
[2024-05-30 13:50:00] [INFO ] [Real]Absence check using 507 positive place invariants in 910 ms returned sat
[2024-05-30 13:50:07] [INFO ] [Real]Absence check using state equation in 6883 ms returned sat
[2024-05-30 13:50:07] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 92 ms.
[2024-05-30 13:50:07] [INFO ] Added : 0 causal constraints over 0 iterations in 290 ms. Result :sat
Minimization took 5467 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[156] Max Struct:[2197]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[156] Max Struct:[2197]
Support contains 2197 out of 2704 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2704/2704 places, 2197/2197 transitions.
Applied a total of 0 rules in 63 ms. Remains 2704 /2704 variables (removed 0) and now considering 2197/2197 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 2704/2704 places, 2197/2197 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2704/2704 places, 2197/2197 transitions.
Applied a total of 0 rules in 53 ms. Remains 2704 /2704 variables (removed 0) and now considering 2197/2197 (removed 0) transitions.
[2024-05-30 13:50:13] [INFO ] Invariant cache hit.
[2024-05-30 13:50:18] [INFO ] Implicit Places using invariants in 5005 ms returned []
[2024-05-30 13:50:18] [INFO ] Invariant cache hit.
[2024-05-30 13:50:24] [INFO ] Implicit Places using invariants and state equation in 6402 ms returned []
Implicit Place search using SMT with State Equation took 11409 ms to find 0 implicit places.
[2024-05-30 13:50:24] [INFO ] Redundant transitions in 116 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 11587 ms. Remains : 2704/2704 places, 2197/2197 transitions.
RANDOM walk for 40000 steps (268 resets) in 11867 ms. (3 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2533 ms. (15 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2859 ms. (13 steps per ms) remains 2/2 properties
Probabilistic random walk after 157910 steps, saw 157796 distinct states, run finished after 12008 ms. (steps per millisecond=13 ) properties seen :0
[2024-05-30 13:50:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2197 variables, 2197/2197 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2197 variables, 0/2197 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 2 (OVERLAPS) 507/2704 variables, 507/2704 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/2704 variables, 507/3211 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2704 variables, 0/3211 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4901/4901 variables, and 5915 constraints, problems are : Problem set: 1 solved, 1 unsolved in 3230 ms.
Refiners :[Domain max(s): 2704/2704 constraints, Positive P Invariants (semi-flows): 507/507 constraints, State Equation: 2704/2704 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) 0/2197 variables, 2197/2197 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2197 variables, 0/2197 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2704/4901 variables, and 2704 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1123 ms.
Refiners :[Domain max(s): 2197/2704 constraints, Positive P Invariants (semi-flows): 507/507 constraints, State Equation: 0/2704 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 5083ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 0 ms.
Support contains 2197 out of 2704 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2704/2704 places, 2197/2197 transitions.
Applied a total of 0 rules in 51 ms. Remains 2704 /2704 variables (removed 0) and now considering 2197/2197 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 2704/2704 places, 2197/2197 transitions.
RANDOM walk for 40000 steps (268 resets) in 8159 ms. (4 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2351 ms. (17 steps per ms) remains 1/1 properties
Probabilistic random walk after 112192 steps, saw 112107 distinct states, run finished after 6033 ms. (steps per millisecond=18 ) properties seen :0
[2024-05-30 13:50:55] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2197 variables, 2197/2197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2197 variables, 0/2197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 507/2704 variables, 507/2704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2704 variables, 507/3211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2704 variables, 0/3211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2197/4901 variables, 2704/5915 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4901 variables, 0/5915 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/4901 variables, 0/5915 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4901/4901 variables, and 5915 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2358 ms.
Refiners :[Domain max(s): 2704/2704 constraints, Positive P Invariants (semi-flows): 507/507 constraints, State Equation: 2704/2704 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) 0/2197 variables, 2197/2197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2197 variables, 0/2197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 507/2704 variables, 507/2704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2704 variables, 507/3211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2704 variables, 0/3211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2197/4901 variables, 2704/5915 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4901 variables, 0/5915 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/4901 variables, 0/5915 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4901/4901 variables, and 5915 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2479 ms.
Refiners :[Domain max(s): 2704/2704 constraints, Positive P Invariants (semi-flows): 507/507 constraints, State Equation: 2704/2704 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 5074ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 157 steps, including 0 resets, run visited all 1 properties in 16 ms. (steps per millisecond=9 )
Parikh walk visited 1 properties in 24 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[156] Max Struct:[2197]
Starting property specific reduction for Sudoku-PT-AN13-UpperBounds-03
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0] Max Struct:[2197]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[2197]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[2197]
[2024-05-30 13:51:00] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[2197]
RANDOM walk for 10000 steps (67 resets) in 1853 ms. (5 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 453 ms. (22 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[152] Max Struct:[2197]
[2024-05-30 13:51:02] [INFO ] Invariant cache hit.
[2024-05-30 13:51:03] [INFO ] [Real]Absence check using 507 positive place invariants in 427 ms returned sat
[2024-05-30 13:51:05] [INFO ] [Real]Absence check using state equation in 1844 ms returned sat
[2024-05-30 13:51:05] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 81 ms.
[2024-05-30 13:51:05] [INFO ] Added : 0 causal constraints over 0 iterations in 267 ms. Result :sat
Minimization took 560 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[152] Max Struct:[2197]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[152] Max Struct:[2197]
Support contains 2197 out of 2704 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2704/2704 places, 2197/2197 transitions.
Applied a total of 0 rules in 56 ms. Remains 2704 /2704 variables (removed 0) and now considering 2197/2197 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 2704/2704 places, 2197/2197 transitions.
[2024-05-30 13:51:06] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[152] Max Struct:[2197]
RANDOM walk for 164004 steps (1106 resets) in 30001 ms. (5 steps per ms)
BEST_FIRST walk for 113982 steps (1 resets) in 5037 ms. (22 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[2197]
[2024-05-30 13:51:41] [INFO ] Invariant cache hit.
[2024-05-30 13:51:43] [INFO ] [Real]Absence check using 507 positive place invariants in 1315 ms returned sat
[2024-05-30 13:51:47] [INFO ] [Real]Absence check using state equation in 4132 ms returned sat
[2024-05-30 13:51:47] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 93 ms.
[2024-05-30 13:51:47] [INFO ] Added : 0 causal constraints over 0 iterations in 273 ms. Result :sat
Minimization took 5381 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[2197]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[2197]
Support contains 2197 out of 2704 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2704/2704 places, 2197/2197 transitions.
Applied a total of 0 rules in 54 ms. Remains 2704 /2704 variables (removed 0) and now considering 2197/2197 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 2704/2704 places, 2197/2197 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2704/2704 places, 2197/2197 transitions.
Applied a total of 0 rules in 45 ms. Remains 2704 /2704 variables (removed 0) and now considering 2197/2197 (removed 0) transitions.
[2024-05-30 13:51:53] [INFO ] Invariant cache hit.
[2024-05-30 13:51:58] [INFO ] Implicit Places using invariants in 5003 ms returned []
[2024-05-30 13:51:58] [INFO ] Invariant cache hit.
[2024-05-30 13:52:04] [INFO ] Implicit Places using invariants and state equation in 5981 ms returned []
Implicit Place search using SMT with State Equation took 10991 ms to find 0 implicit places.
[2024-05-30 13:52:04] [INFO ] Redundant transitions in 49 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 11098 ms. Remains : 2704/2704 places, 2197/2197 transitions.
[2024-05-30 13:52:04] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154] Max Struct:[2197]
RANDOM walk for 165799 steps (1117 resets) in 30001 ms. (5 steps per ms)
BEST_FIRST walk for 113602 steps (1 resets) in 5029 ms. (22 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[155] Max Struct:[2197]
[2024-05-30 13:52:39] [INFO ] Invariant cache hit.
[2024-05-30 13:52:41] [INFO ] [Real]Absence check using 507 positive place invariants in 1479 ms returned sat
[2024-05-30 13:52:44] [INFO ] [Real]Absence check using state equation in 2609 ms returned sat
[2024-05-30 13:52:44] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 89 ms.
[2024-05-30 13:52:44] [INFO ] Added : 0 causal constraints over 0 iterations in 284 ms. Result :sat
Minimization took 5371 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[155] Max Struct:[2197]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[155] Max Struct:[2197]
Support contains 2197 out of 2704 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2704/2704 places, 2197/2197 transitions.
Applied a total of 0 rules in 56 ms. Remains 2704 /2704 variables (removed 0) and now considering 2197/2197 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 2704/2704 places, 2197/2197 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2704/2704 places, 2197/2197 transitions.
Applied a total of 0 rules in 46 ms. Remains 2704 /2704 variables (removed 0) and now considering 2197/2197 (removed 0) transitions.
[2024-05-30 13:52:50] [INFO ] Invariant cache hit.
[2024-05-30 13:52:55] [INFO ] Implicit Places using invariants in 5119 ms returned []
[2024-05-30 13:52:55] [INFO ] Invariant cache hit.
[2024-05-30 13:53:01] [INFO ] Implicit Places using invariants and state equation in 6284 ms returned []
Implicit Place search using SMT with State Equation took 11405 ms to find 0 implicit places.
[2024-05-30 13:53:01] [INFO ] Redundant transitions in 42 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 11505 ms. Remains : 2704/2704 places, 2197/2197 transitions.
[2024-05-30 13:53:01] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[155] Max Struct:[2197]
RANDOM walk for 164896 steps (1112 resets) in 30001 ms. (5 steps per ms)
BEST_FIRST walk for 113262 steps (1 resets) in 5026 ms. (22 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[155] Max Struct:[2197]
[2024-05-30 13:53:36] [INFO ] Invariant cache hit.
[2024-05-30 13:53:38] [INFO ] [Real]Absence check using 507 positive place invariants in 1540 ms returned sat
[2024-05-30 13:53:41] [INFO ] [Real]Absence check using state equation in 2652 ms returned sat
[2024-05-30 13:53:41] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 83 ms.
[2024-05-30 13:53:41] [INFO ] Added : 0 causal constraints over 0 iterations in 261 ms. Result :sat
Minimization took 5363 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[155] Max Struct:[2197]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[155] Max Struct:[2197]
Support contains 2197 out of 2704 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2704/2704 places, 2197/2197 transitions.
Applied a total of 0 rules in 30 ms. Remains 2704 /2704 variables (removed 0) and now considering 2197/2197 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 2704/2704 places, 2197/2197 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2704/2704 places, 2197/2197 transitions.
Applied a total of 0 rules in 38 ms. Remains 2704 /2704 variables (removed 0) and now considering 2197/2197 (removed 0) transitions.
[2024-05-30 13:53:47] [INFO ] Invariant cache hit.
[2024-05-30 13:53:52] [INFO ] Implicit Places using invariants in 5024 ms returned []
[2024-05-30 13:53:52] [INFO ] Invariant cache hit.
[2024-05-30 13:53:58] [INFO ] Implicit Places using invariants and state equation in 6184 ms returned []
Implicit Place search using SMT with State Equation took 11211 ms to find 0 implicit places.
[2024-05-30 13:53:58] [INFO ] Redundant transitions in 49 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 11303 ms. Remains : 2704/2704 places, 2197/2197 transitions.
RANDOM walk for 40000 steps (268 resets) in 12069 ms. (3 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2355 ms. (16 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3061 ms. (13 steps per ms) remains 2/2 properties
Probabilistic random walk after 147424 steps, saw 147318 distinct states, run finished after 12033 ms. (steps per millisecond=12 ) properties seen :0
[2024-05-30 13:54:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2197 variables, 2197/2197 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2197 variables, 0/2197 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 2 (OVERLAPS) 507/2704 variables, 507/2704 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/2704 variables, 507/3211 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2704 variables, 0/3211 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2197/4901 variables, 2704/5915 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4901 variables, 0/5915 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/4901 variables, 0/5915 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4901/4901 variables, and 5915 constraints, problems are : Problem set: 1 solved, 1 unsolved in 5004 ms.
Refiners :[Domain max(s): 2704/2704 constraints, Positive P Invariants (semi-flows): 507/507 constraints, State Equation: 2704/2704 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) 0/2197 variables, 2197/2197 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2197 variables, 0/2197 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2704/4901 variables, and 2704 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1217 ms.
Refiners :[Domain max(s): 2197/2704 constraints, Positive P Invariants (semi-flows): 507/507 constraints, State Equation: 0/2704 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 6713ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 0 ms.
Support contains 2197 out of 2704 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2704/2704 places, 2197/2197 transitions.
Applied a total of 0 rules in 35 ms. Remains 2704 /2704 variables (removed 0) and now considering 2197/2197 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 2704/2704 places, 2197/2197 transitions.
RANDOM walk for 40000 steps (268 resets) in 9163 ms. (4 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3007 ms. (13 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 149564 steps, run timeout after 9029 ms. (steps per millisecond=16 ) properties seen :0 out of 1
Probabilistic random walk after 149564 steps, saw 149455 distinct states, run finished after 9042 ms. (steps per millisecond=16 ) properties seen :0
[2024-05-30 13:54:34] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2197 variables, 2197/2197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2197 variables, 0/2197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 507/2704 variables, 507/2704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2704 variables, 507/3211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2704 variables, 0/3211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2197/4901 variables, 2704/5915 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4901 variables, 0/5915 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/4901 variables, 0/5915 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4901/4901 variables, and 5915 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2223 ms.
Refiners :[Domain max(s): 2704/2704 constraints, Positive P Invariants (semi-flows): 507/507 constraints, State Equation: 2704/2704 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) 0/2197 variables, 2197/2197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2197 variables, 0/2197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 507/2704 variables, 507/2704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2704 variables, 507/3211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2704 variables, 0/3211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4901/4901 variables, and 5915 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9640 ms.
Refiners :[Domain max(s): 2704/2704 constraints, Positive P Invariants (semi-flows): 507/507 constraints, State Equation: 2704/2704 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 12185ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 156 steps, including 0 resets, run visited all 1 properties in 14 ms. (steps per millisecond=11 )
Parikh walk visited 1 properties in 14 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[155] Max Struct:[2197]
Ending property specific reduction for Sudoku-PT-AN13-UpperBounds-03 in 226028 ms.
[2024-05-30 13:54:46] [INFO ] Flatten gal took : 228 ms
[2024-05-30 13:54:46] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/UpperBounds.sr.xml took 10 ms.
[2024-05-30 13:54:46] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 2704 places, 2197 transitions and 8788 arcs took 23 ms.
Total runtime 392588 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running Sudoku-PT-AN13

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: 2704
TRANSITIONS: 2197
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.049s, Sys 0.003s]


SAVING FILE /home/mcc/execution/412/model (.net / .def) ...
EXPORT TIME: [User 0.004s, Sys 0.004s]


----------------------------------------------------------------------
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: 675
MODEL NAME: /home/mcc/execution/412/model
2704 places, 2197 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 1717079651959

--------------------
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
Error in allocating array of size 1048576 at unique_table.cc, line 313
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-AN13"
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-AN13, 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-171690530800669"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Sudoku-PT-AN13.tgz
mv Sudoku-PT-AN13 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 ;