About the Execution of LTSMin+red for Sudoku-COL-AN14
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r536-tall-171690532500517.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 ltsminxred
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 r536-tall-171690532500517
=====================================================================
--------------------
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 1717263915071
Invoking MCC driver with
BK_TOOL=ltsminxred
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 ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 17:45:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 17:45:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 17:45:16] [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.
[2024-06-01 17:45:16] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 17:45:16] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 531 ms
[2024-06-01 17:45:16] [INFO ] Imported 4 HL places and 1 HL transitions for a total of 3332 PT places and 2744.0 transition bindings in 13 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
[2024-06-01 17:45:16] [INFO ] Built PT skeleton of HLPN with 4 places and 1 transitions 4 arcs in 4 ms.
[2024-06-01 17:45:16] [INFO ] Skeletonized 4 HLPN properties in 0 ms.
// Phase 1: matrix 1 rows 4 cols
[2024-06-01 17:45:16] [INFO ] Computed 3 invariants in 8 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
[2024-06-01 17:45:16] [INFO ] Invariant cache hit.
[2024-06-01 17:45:17] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-06-01 17:45:17] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 17:45:17] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 0 ms.
[2024-06-01 17:45:17] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Minimization took 12 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
[2024-06-01 17:45:17] [INFO ] Unfolded HLPN to a Petri net with 3332 places and 2744 transitions 10976 arcs in 78 ms.
[2024-06-01 17:45:17] [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:[196]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[196]
// Phase 1: matrix 2744 rows 3332 cols
[2024-06-01 17:45:17] [INFO ] Computed 588 invariants in 71 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[196]
RANDOM walk for 10000 steps (58 resets) in 2214 ms. (4 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 603 ms. (16 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[176] Max Struct:[196]
[2024-06-01 17:45:20] [INFO ] Invariant cache hit.
[2024-06-01 17:45:21] [INFO ] [Real]Absence check using 588 positive place invariants in 935 ms returned sat
[2024-06-01 17:45:23] [INFO ] [Real]Absence check using state equation in 1972 ms returned sat
[2024-06-01 17:45:23] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 136 ms.
[2024-06-01 17:45:24] [INFO ] Added : 0 causal constraints over 0 iterations in 428 ms. Result :sat
Minimization took 556 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[176] Max Struct:[196]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[176] 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 197 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 214 ms. Remains : 3332/3332 places, 2744/2744 transitions.
[2024-06-01 17:45:25] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[176] Max Struct:[196]
RANDOM walk for 133960 steps (777 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 79045 steps (0 resets) in 5008 ms. (15 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[179] Max Struct:[196]
[2024-06-01 17:46:00] [INFO ] Invariant cache hit.
[2024-06-01 17:46:01] [INFO ] [Real]Absence check using 588 positive place invariants in 842 ms returned sat
[2024-06-01 17:46:20] [INFO ] [Real]Absence check using state equation in 18959 ms returned sat
[2024-06-01 17:46:20] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 109 ms.
[2024-06-01 17:46:20] [INFO ] Added : 0 causal constraints over 0 iterations in 335 ms. Result :sat
Minimization took 6166 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 128 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 128 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 137 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
[2024-06-01 17:46:27] [INFO ] Invariant cache hit.
[2024-06-01 17:46:29] [INFO ] Implicit Places using invariants in 1936 ms returned []
[2024-06-01 17:46:29] [INFO ] Invariant cache hit.
[2024-06-01 17:46:34] [INFO ] Implicit Places using invariants and state equation in 5373 ms returned []
Implicit Place search using SMT with State Equation took 7313 ms to find 0 implicit places.
[2024-06-01 17:46:34] [INFO ] Redundant transitions in 160 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 7631 ms. Remains : 3332/3332 places, 2744/2744 transitions.
[2024-06-01 17:46:34] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[179] Max Struct:[196]
RANDOM walk for 138931 steps (806 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 85987 steps (0 resets) in 5022 ms. (17 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[179] Max Struct:[196]
[2024-06-01 17:47:09] [INFO ] Invariant cache hit.
[2024-06-01 17:47:10] [INFO ] [Real]Absence check using 588 positive place invariants in 768 ms returned sat
[2024-06-01 17:47:29] [INFO ] [Real]Absence check using state equation in 18783 ms returned sat
[2024-06-01 17:47:30] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 111 ms.
[2024-06-01 17:47:30] [INFO ] Added : 0 causal constraints over 0 iterations in 330 ms. Result :sat
Minimization took 6108 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 51 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 53 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 77 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
[2024-06-01 17:47:36] [INFO ] Invariant cache hit.
[2024-06-01 17:47:38] [INFO ] Implicit Places using invariants in 1884 ms returned []
[2024-06-01 17:47:38] [INFO ] Invariant cache hit.
[2024-06-01 17:47:43] [INFO ] Implicit Places using invariants and state equation in 5362 ms returned []
Implicit Place search using SMT with State Equation took 7250 ms to find 0 implicit places.
[2024-06-01 17:47:43] [INFO ] Redundant transitions in 80 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 7413 ms. Remains : 3332/3332 places, 2744/2744 transitions.
RANDOM walk for 40000 steps (229 resets) in 11621 ms. (3 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3062 ms. (13 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2620 ms. (15 steps per ms) remains 2/2 properties
Probabilistic random walk after 137853 steps, saw 137790 distinct states, run finished after 12060 ms. (steps per millisecond=11 ) properties seen :0
[2024-06-01 17:48:00] [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 4763 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 3759 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 9493ms 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 66 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67 ms. Remains : 3332/3332 places, 2744/2744 transitions.
RANDOM walk for 40000 steps (231 resets) in 11383 ms. (3 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2781 ms. (14 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2498 ms. (16 steps per ms) remains 2/2 properties
Probabilistic random walk after 130660 steps, saw 130600 distinct states, run finished after 12042 ms. (steps per millisecond=10 ) properties seen :0
[2024-06-01 17:48:26] [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
At refinement iteration 3 (OVERLAPS) 2744/6076 variables, 3332/3920 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 45040 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
At refinement iteration 3 (OVERLAPS) 2744/6076 variables, 3332/3920 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 45037 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 90734ms 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 73 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 73 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 66 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
[2024-06-01 17:49:57] [INFO ] Invariant cache hit.
[2024-06-01 17:49:59] [INFO ] Implicit Places using invariants in 1989 ms returned []
[2024-06-01 17:49:59] [INFO ] Invariant cache hit.
[2024-06-01 17:50:05] [INFO ] Implicit Places using invariants and state equation in 5682 ms returned []
Implicit Place search using SMT with State Equation took 7677 ms to find 0 implicit places.
[2024-06-01 17:50:05] [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 7914 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]
[2024-06-01 17:50:05] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[196]
RANDOM walk for 10000 steps (57 resets) in 2251 ms. (4 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 655 ms. (15 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[176] Max Struct:[196]
[2024-06-01 17:50:08] [INFO ] Invariant cache hit.
[2024-06-01 17:50:09] [INFO ] [Real]Absence check using 588 positive place invariants in 986 ms returned sat
[2024-06-01 17:50:11] [INFO ] [Real]Absence check using state equation in 1864 ms returned sat
[2024-06-01 17:50:11] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 116 ms.
[2024-06-01 17:50:11] [INFO ] Added : 0 causal constraints over 0 iterations in 325 ms. Result :sat
Minimization took 546 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[176] Max Struct:[196]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[176] 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 72 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72 ms. Remains : 3332/3332 places, 2744/2744 transitions.
[2024-06-01 17:50:12] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[176] Max Struct:[196]
RANDOM walk for 135798 steps (788 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 80251 steps (0 resets) in 5029 ms. (15 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[181] Max Struct:[196]
[2024-06-01 17:50:47] [INFO ] Invariant cache hit.
[2024-06-01 17:50:49] [INFO ] [Real]Absence check using 588 positive place invariants in 1625 ms returned sat
[2024-06-01 17:51:04] [INFO ] [Real]Absence check using state equation in 14537 ms returned sat
[2024-06-01 17:51:04] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 113 ms.
[2024-06-01 17:51:04] [INFO ] Added : 0 causal constraints over 0 iterations in 334 ms. Result :sat
Minimization took 6123 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[181] Max Struct:[196]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[181] 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 54 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 54 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.
[2024-06-01 17:51:11] [INFO ] Invariant cache hit.
[2024-06-01 17:51:12] [INFO ] Implicit Places using invariants in 1895 ms returned []
[2024-06-01 17:51:12] [INFO ] Invariant cache hit.
[2024-06-01 17:51:18] [INFO ] Implicit Places using invariants and state equation in 5341 ms returned []
Implicit Place search using SMT with State Equation took 7240 ms to find 0 implicit places.
[2024-06-01 17:51:18] [INFO ] Redundant transitions in 75 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7358 ms. Remains : 3332/3332 places, 2744/2744 transitions.
[2024-06-01 17:51:18] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[181] Max Struct:[196]
RANDOM walk for 139986 steps (811 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 80170 steps (0 resets) in 5004 ms. (16 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[181] Max Struct:[196]
[2024-06-01 17:51:53] [INFO ] Invariant cache hit.
[2024-06-01 17:51:55] [INFO ] [Real]Absence check using 588 positive place invariants in 1628 ms returned sat
[2024-06-01 17:52:09] [INFO ] [Real]Absence check using state equation in 14407 ms returned sat
[2024-06-01 17:52:10] [INFO ] Computed and/alt/rep : 0/0/0 causal constraints (skipped 0 transitions) in 97 ms.
[2024-06-01 17:52:10] [INFO ] Added : 0 causal constraints over 0 iterations in 306 ms. Result :sat
Minimization took 6022 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[181] Max Struct:[196]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[181] 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 47 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 3332/3332 places, 2744/2744 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3332/3332 places, 2744/2744 transitions.
Applied a total of 0 rules in 34 ms. Remains 3332 /3332 variables (removed 0) and now considering 2744/2744 (removed 0) transitions.
[2024-06-01 17:52:16] [INFO ] Invariant cache hit.
[2024-06-01 17:52:18] [INFO ] Implicit Places using invariants in 1788 ms returned []
[2024-06-01 17:52:18] [INFO ] Invariant cache hit.
[2024-06-01 17:52:23] [INFO ] Implicit Places using invariants and state equation in 5538 ms returned []
Implicit Place search using SMT with State Equation took 7329 ms to find 0 implicit places.
[2024-06-01 17:52:23] [INFO ] Redundant transitions in 70 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 7440 ms. Remains : 3332/3332 places, 2744/2744 transitions.
RANDOM walk for 40000 steps (229 resets) in 14657 ms. (2 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3569 ms. (11 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3470 ms. (11 steps per ms) remains 2/2 properties
Probabilistic random walk after 200952 steps, saw 200854 distinct states, run finished after 18008 ms. (steps per millisecond=11 ) properties seen :0
[2024-06-01 17:52:48] [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 4061 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
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3332/6076 variables, and 588 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2130 ms.
Refiners :[Positive P Invariants (semi-flows): 588/588 constraints, State Equation: 0/3332 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 6843ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 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 35 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 36 ms. Remains : 3332/3332 places, 2744/2744 transitions.
RANDOM walk for 40000 steps (231 resets) in 13746 ms. (2 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2666 ms. (14 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2659 ms. (15 steps per ms) remains 2/2 properties
Probabilistic random walk after 178880 steps, saw 178797 distinct states, run finished after 15056 ms. (steps per millisecond=11 ) properties seen :0
[2024-06-01 17:53:15] [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
At refinement iteration 3 (OVERLAPS) 2744/6076 variables, 3332/3920 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6076 variables, 0/3920 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/6076 variables, 0/3920 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6076/6076 variables, and 3920 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45027 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
At refinement iteration 3 (OVERLAPS) 2744/6076 variables, 3332/3920 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6076 variables, 0/3920 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/6076 variables, 0/3920 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6076/6076 variables, and 3920 constraints, problems are : Problem set: 0 solved, 2 unsolved in 44147 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 89827ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 1 properties in 1705 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 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 34 ms. Remains : 3332/3332 places, 2744/2744 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[181] Max Struct:[196]
Ending property specific reduction for Sudoku-COL-AN14-UpperBounds-01 in 281670 ms.
[2024-06-01 17:54:47] [INFO ] Flatten gal took : 293 ms
[2024-06-01 17:54:47] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/UpperBounds.sr.xml took 4 ms.
[2024-06-01 17:54:47] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 3332 places, 2744 transitions and 10976 arcs took 17 ms.
Total runtime 571296 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=
[--mu-opt] [--saturation=
[--sat-granularity=
[--guidance=
[--action=
[--trace=
[--mu=
[--ctl=
[--save-levels=STRING] [--pg-solve] [--attr=
[--saturating-attractor] [--write-strategy=
[--check-strategy] [--interactive-play] [--player]
[--pg-write=
[--edge-label=
[--mucalc=
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por=
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=
[--cw-max-cols=
[--mh-timeout=
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=
[--ldd32-cache=
[--cache-ratio=
[--min-free-nodes=
[--fdd-reorder=
[--vset-cache-diff=
[--next-union] [--peak-nodes] [--maxsum=
[--block-size=
[--debug=
[--timeout=INT] [--version] [-h|--help] [--usage]
[OPTIONS]
Could not compute solution for formula : Sudoku-COL-AN14-UpperBounds-01
BK_STOP 1717264487729
--------------------
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
mcc2024
ub formula name Sudoku-COL-AN14-UpperBounds-01
ub formula formula --maxsum=/tmp/691/ub_0_
pnml2lts-sym, ** error **: unknown vector set implementation lddmc
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="ltsminxred"
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 ltsminxred"
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 r536-tall-171690532500517"
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 '
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 ;