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.r508-tall-171654352100663.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 NoC3x3-PT-7B, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r508-tall-171654352100663
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.4M
-rw-r--r-- 1 mcc users 7.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 16:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 18:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 06:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K Apr 12 06:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Apr 12 06:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Apr 12 06:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:41 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 2.0M 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 booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-00
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-01
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-02
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-03
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-04
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-05
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-06
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-07
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-08
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-09
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-10
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-11
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-12
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-13
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-14
FORMULA_NAME NoC3x3-PT-7B-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717244207263

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NoC3x3-PT-7B
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 12:16:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 12:16:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 12:16:48] [INFO ] Load time of PNML (sax parser for PT used): 295 ms
[2024-06-01 12:16:48] [INFO ] Transformed 7014 places.
[2024-06-01 12:16:48] [INFO ] Transformed 8833 transitions.
[2024-06-01 12:16:48] [INFO ] Found NUPN structural information;
[2024-06-01 12:16:48] [INFO ] Parsed PT model containing 7014 places and 8833 transitions and 19619 arcs in 468 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (13 resets) in 1705 ms. (23 steps per ms) remains 11/16 properties
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 384 ms. (103 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 503 ms. (79 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 224 ms. (177 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 167 ms. (238 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 211 ms. (188 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 175 ms. (227 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 127 ms. (312 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 113 ms. (350 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (8 resets) in 110 ms. (360 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 90 ms. (439 steps per ms) remains 11/11 properties
// Phase 1: matrix 8833 rows 7014 cols
[2024-06-01 12:16:50] [INFO ] Computed 66 invariants in 81 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/262 variables, 262/262 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/262 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 6675/6937 variables, 56/318 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6937 variables, 6675/6993 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6937 variables, 0/6993 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 77/7014 variables, 10/7003 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/7014 variables, 77/7080 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/7014 variables, 0/7080 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SMT process timed out in 5521ms, After SMT, problems are : Problem set: 0 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 262 out of 7014 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 7014/7014 places, 8833/8833 transitions.
Graph (trivial) has 7140 edges and 7014 vertex of which 1841 / 7014 are part of one of the 18 SCC in 18 ms
Free SCC test removed 1823 places
Drop transitions (Empty/Sink Transition effects.) removed 2185 transitions
Reduce isomorphic transitions removed 2185 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1937 transitions
Trivial Post-agglo rules discarded 1937 transitions
Performed 1937 trivial Post agglomeration. Transition count delta: 1937
Iterating post reduction 0 with 1937 rules applied. Total rules applied 1938 place count 5191 transition count 4711
Reduce places removed 1937 places and 0 transitions.
Ensure Unique test removed 119 transitions
Reduce isomorphic transitions removed 119 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 108 transitions
Trivial Post-agglo rules discarded 108 transitions
Performed 108 trivial Post agglomeration. Transition count delta: 108
Iterating post reduction 1 with 2164 rules applied. Total rules applied 4102 place count 3254 transition count 4484
Reduce places removed 108 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 112 rules applied. Total rules applied 4214 place count 3146 transition count 4480
Reduce places removed 2 places and 0 transitions.
Performed 153 Post agglomeration using F-continuation condition.Transition count delta: 153
Iterating post reduction 3 with 155 rules applied. Total rules applied 4369 place count 3144 transition count 4327
Reduce places removed 153 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 4 with 178 rules applied. Total rules applied 4547 place count 2991 transition count 4302
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 5 with 7 rules applied. Total rules applied 4554 place count 2984 transition count 4302
Performed 41 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 41 Pre rules applied. Total rules applied 4554 place count 2984 transition count 4261
Deduced a syphon composed of 41 places in 8 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 6 with 82 rules applied. Total rules applied 4636 place count 2943 transition count 4261
Discarding 633 places :
Symmetric choice reduction at 6 with 633 rule applications. Total rules 5269 place count 2310 transition count 3611
Iterating global reduction 6 with 633 rules applied. Total rules applied 5902 place count 2310 transition count 3611
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 6 with 30 rules applied. Total rules applied 5932 place count 2310 transition count 3581
Reduce places removed 8 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 7 with 10 rules applied. Total rules applied 5942 place count 2302 transition count 3579
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 5943 place count 2301 transition count 3579
Performed 38 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 38 Pre rules applied. Total rules applied 5943 place count 2301 transition count 3541
Deduced a syphon composed of 38 places in 7 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 9 with 76 rules applied. Total rules applied 6019 place count 2263 transition count 3541
Discarding 282 places :
Symmetric choice reduction at 9 with 282 rule applications. Total rules 6301 place count 1981 transition count 3131
Iterating global reduction 9 with 282 rules applied. Total rules applied 6583 place count 1981 transition count 3131
Ensure Unique test removed 95 transitions
Reduce isomorphic transitions removed 95 transitions.
Iterating post reduction 9 with 95 rules applied. Total rules applied 6678 place count 1981 transition count 3036
Discarding 21 places :
Symmetric choice reduction at 10 with 21 rule applications. Total rules 6699 place count 1960 transition count 2994
Iterating global reduction 10 with 21 rules applied. Total rules applied 6720 place count 1960 transition count 2994
Discarding 17 places :
Symmetric choice reduction at 10 with 17 rule applications. Total rules 6737 place count 1943 transition count 2977
Iterating global reduction 10 with 17 rules applied. Total rules applied 6754 place count 1943 transition count 2977
Discarding 14 places :
Symmetric choice reduction at 10 with 14 rule applications. Total rules 6768 place count 1929 transition count 2960
Iterating global reduction 10 with 14 rules applied. Total rules applied 6782 place count 1929 transition count 2960
Discarding 11 places :
Symmetric choice reduction at 10 with 11 rule applications. Total rules 6793 place count 1918 transition count 2938
Iterating global reduction 10 with 11 rules applied. Total rules applied 6804 place count 1918 transition count 2938
Performed 602 Post agglomeration using F-continuation condition with reduction of 50 identical transitions.
Deduced a syphon composed of 602 places in 2 ms
Reduce places removed 602 places and 0 transitions.
Iterating global reduction 10 with 1204 rules applied. Total rules applied 8008 place count 1316 transition count 2286
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 10 with 64 rules applied. Total rules applied 8072 place count 1316 transition count 2222
Discarding 4 places :
Symmetric choice reduction at 11 with 4 rule applications. Total rules 8076 place count 1312 transition count 2213
Iterating global reduction 11 with 4 rules applied. Total rules applied 8080 place count 1312 transition count 2213
Discarding 3 places :
Symmetric choice reduction at 11 with 3 rule applications. Total rules 8083 place count 1309 transition count 2209
Iterating global reduction 11 with 3 rules applied. Total rules applied 8086 place count 1309 transition count 2209
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 2 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 11 with 58 rules applied. Total rules applied 8144 place count 1280 transition count 2180
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 11 with 6 rules applied. Total rules applied 8150 place count 1280 transition count 2174
Performed 101 Post agglomeration using F-continuation condition with reduction of 157 identical transitions.
Deduced a syphon composed of 101 places in 2 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 12 with 202 rules applied. Total rules applied 8352 place count 1179 transition count 2452
Ensure Unique test removed 103 transitions
Reduce isomorphic transitions removed 103 transitions.
Iterating post reduction 12 with 103 rules applied. Total rules applied 8455 place count 1179 transition count 2349
Performed 101 Post agglomeration using F-continuation condition with reduction of 145 identical transitions.
Deduced a syphon composed of 101 places in 1 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 13 with 202 rules applied. Total rules applied 8657 place count 1078 transition count 2583
Ensure Unique test removed 105 transitions
Reduce isomorphic transitions removed 105 transitions.
Iterating post reduction 13 with 105 rules applied. Total rules applied 8762 place count 1078 transition count 2478
Performed 79 Post agglomeration using F-continuation condition with reduction of 124 identical transitions.
Deduced a syphon composed of 79 places in 1 ms
Reduce places removed 79 places and 0 transitions.
Iterating global reduction 14 with 158 rules applied. Total rules applied 8920 place count 999 transition count 2720
Ensure Unique test removed 105 transitions
Reduce isomorphic transitions removed 105 transitions.
Iterating post reduction 14 with 105 rules applied. Total rules applied 9025 place count 999 transition count 2615
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -81
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 15 with 12 rules applied. Total rules applied 9037 place count 993 transition count 2696
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 15 with 9 rules applied. Total rules applied 9046 place count 993 transition count 2687
Drop transitions (Redundant composition of simpler transitions.) removed 446 transitions
Redundant transition composition rules discarded 446 transitions
Iterating global reduction 16 with 446 rules applied. Total rules applied 9492 place count 993 transition count 2241
Discarding 15 places :
Symmetric choice reduction at 16 with 15 rule applications. Total rules 9507 place count 978 transition count 2225
Iterating global reduction 16 with 15 rules applied. Total rules applied 9522 place count 978 transition count 2225
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: -118
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 16 with 18 rules applied. Total rules applied 9540 place count 969 transition count 2343
Drop transitions (Redundant composition of simpler transitions.) removed 39 transitions
Redundant transition composition rules discarded 39 transitions
Iterating global reduction 16 with 39 rules applied. Total rules applied 9579 place count 969 transition count 2304
Discarding 1 places :
Symmetric choice reduction at 16 with 1 rule applications. Total rules 9580 place count 968 transition count 2303
Iterating global reduction 16 with 1 rules applied. Total rules applied 9581 place count 968 transition count 2303
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 16 with 2 rules applied. Total rules applied 9583 place count 967 transition count 2322
Drop transitions (Redundant composition of simpler transitions.) removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 16 with 13 rules applied. Total rules applied 9596 place count 967 transition count 2309
Free-agglomeration rule applied 142 times.
Iterating global reduction 16 with 142 rules applied. Total rules applied 9738 place count 967 transition count 2167
Reduce places removed 142 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Graph (complete) has 3208 edges and 825 vertex of which 824 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 16 with 159 rules applied. Total rules applied 9897 place count 824 transition count 2151
Drop transitions (Redundant composition of simpler transitions.) removed 48 transitions
Redundant transition composition rules discarded 48 transitions
Iterating global reduction 17 with 48 rules applied. Total rules applied 9945 place count 824 transition count 2103
Free-agglomeration rule applied 4 times.
Iterating global reduction 17 with 4 rules applied. Total rules applied 9949 place count 824 transition count 2099
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 17 with 4 rules applied. Total rules applied 9953 place count 820 transition count 2099
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 18 with 2 rules applied. Total rules applied 9955 place count 820 transition count 2097
Free-agglomeration rule applied 2 times.
Iterating global reduction 18 with 2 rules applied. Total rules applied 9957 place count 820 transition count 2095
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 18 with 2 rules applied. Total rules applied 9959 place count 818 transition count 2095
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 19 with 1 rules applied. Total rules applied 9960 place count 818 transition count 2094
Partial Free-agglomeration rule applied 72 times.
Drop transitions (Partial Free agglomeration) removed 72 transitions
Iterating global reduction 19 with 72 rules applied. Total rules applied 10032 place count 818 transition count 2094
Drop transitions (Redundant composition of simpler transitions.) removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 19 with 21 rules applied. Total rules applied 10053 place count 818 transition count 2073
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 19 with 2 rules applied. Total rules applied 10055 place count 818 transition count 2073
Applied a total of 10055 rules in 2116 ms. Remains 818 /7014 variables (removed 6196) and now considering 2073/8833 (removed 6760) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2127 ms. Remains : 818/7014 places, 2073/8833 transitions.
RANDOM walk for 40000 steps (8 resets) in 673 ms. (59 steps per ms) remains 7/11 properties
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 184 ms. (216 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 107 ms. (370 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 112 ms. (354 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 67 ms. (588 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 56 ms. (701 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 66 ms. (597 steps per ms) remains 7/7 properties
[2024-06-01 12:16:58] [INFO ] Flow matrix only has 2053 transitions (discarded 20 similar events)
// Phase 1: matrix 2053 rows 818 cols
[2024-06-01 12:16:58] [INFO ] Computed 65 invariants in 6 ms
[2024-06-01 12:16:58] [INFO ] State equation strengthened by 165 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 601/737 variables, 48/48 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/737 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 81/818 variables, 17/65 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/818 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 2053/2871 variables, 818/883 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2871 variables, 165/1048 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2871 variables, 0/1048 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 0/2871 variables, 0/1048 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2871/2871 variables, and 1048 constraints, problems are : Problem set: 0 solved, 7 unsolved in 1230 ms.
Refiners :[Positive P Invariants (semi-flows): 65/65 constraints, State Equation: 818/818 constraints, ReadFeed: 165/165 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 601/737 variables, 48/48 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/737 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 81/818 variables, 17/65 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/818 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 2053/2871 variables, 818/883 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2871 variables, 165/1048 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2871 variables, 7/1055 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2871 variables, 0/1055 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (OVERLAPS) 0/2871 variables, 0/1055 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2871/2871 variables, and 1055 constraints, problems are : Problem set: 0 solved, 7 unsolved in 2987 ms.
Refiners :[Positive P Invariants (semi-flows): 65/65 constraints, State Equation: 818/818 constraints, ReadFeed: 165/165 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
After SMT, in 4294ms problems are : Problem set: 0 solved, 7 unsolved
Fused 7 Parikh solutions to 5 different solutions.
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-14 TRUE TECHNIQUES PARIKH_WALK
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-13 TRUE TECHNIQUES PARIKH_WALK
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-12 FALSE TECHNIQUES PARIKH_WALK
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-06 TRUE TECHNIQUES PARIKH_WALK
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-00 TRUE TECHNIQUES PARIKH_WALK
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-15 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 6 properties in 1156 ms.
Support contains 19 out of 818 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 818/818 places, 2073/2073 transitions.
Graph (trivial) has 981 edges and 818 vertex of which 300 / 818 are part of one of the 32 SCC in 1 ms
Free SCC test removed 268 places
Drop transitions (Empty/Sink Transition effects.) removed 445 transitions
Ensure Unique test removed 238 transitions
Reduce isomorphic transitions removed 683 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 550 transition count 1387
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 547 transition count 1386
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 9 place count 546 transition count 1386
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 12 Pre rules applied. Total rules applied 9 place count 546 transition count 1374
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 33 place count 534 transition count 1374
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 38 place count 534 transition count 1369
Discarding 31 places :
Symmetric choice reduction at 4 with 31 rule applications. Total rules 69 place count 503 transition count 1298
Iterating global reduction 4 with 31 rules applied. Total rules applied 100 place count 503 transition count 1298
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 4 with 21 rules applied. Total rules applied 121 place count 503 transition count 1277
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 122 place count 502 transition count 1271
Iterating global reduction 5 with 1 rules applied. Total rules applied 123 place count 502 transition count 1271
Performed 52 Post agglomeration using F-continuation condition.Transition count delta: 52
Deduced a syphon composed of 52 places in 0 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 5 with 104 rules applied. Total rules applied 227 place count 450 transition count 1219
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 5 with 22 rules applied. Total rules applied 249 place count 450 transition count 1197
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 259 place count 440 transition count 1167
Iterating global reduction 6 with 10 rules applied. Total rules applied 269 place count 440 transition count 1167
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 275 place count 440 transition count 1161
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 276 place count 439 transition count 1159
Iterating global reduction 7 with 1 rules applied. Total rules applied 277 place count 439 transition count 1159
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 278 place count 439 transition count 1158
Performed 9 Post agglomeration using F-continuation condition with reduction of 8 identical transitions.
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 8 with 18 rules applied. Total rules applied 296 place count 430 transition count 1196
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 25 transitions.
Iterating post reduction 8 with 25 rules applied. Total rules applied 321 place count 430 transition count 1171
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 323 place count 428 transition count 1167
Iterating global reduction 9 with 2 rules applied. Total rules applied 325 place count 428 transition count 1167
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 327 place count 428 transition count 1165
Drop transitions (Redundant composition of simpler transitions.) removed 430 transitions
Redundant transition composition rules discarded 430 transitions
Iterating global reduction 10 with 430 rules applied. Total rules applied 757 place count 428 transition count 735
Discarding 60 places :
Symmetric choice reduction at 10 with 60 rule applications. Total rules 817 place count 368 transition count 654
Iterating global reduction 10 with 60 rules applied. Total rules applied 877 place count 368 transition count 654
Ensure Unique test removed 54 transitions
Reduce isomorphic transitions removed 54 transitions.
Iterating post reduction 10 with 54 rules applied. Total rules applied 931 place count 368 transition count 600
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 932 place count 367 transition count 592
Iterating global reduction 11 with 1 rules applied. Total rules applied 933 place count 367 transition count 592
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 935 place count 366 transition count 591
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -15
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 11 with 4 rules applied. Total rules applied 939 place count 364 transition count 606
Drop transitions (Redundant composition of simpler transitions.) removed 11 transitions
Redundant transition composition rules discarded 11 transitions
Iterating global reduction 11 with 11 rules applied. Total rules applied 950 place count 364 transition count 595
Discarding 2 places :
Symmetric choice reduction at 11 with 2 rule applications. Total rules 952 place count 362 transition count 591
Iterating global reduction 11 with 2 rules applied. Total rules applied 954 place count 362 transition count 591
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 11 with 2 rules applied. Total rules applied 956 place count 362 transition count 589
Free-agglomeration rule applied 135 times.
Iterating global reduction 12 with 135 rules applied. Total rules applied 1091 place count 362 transition count 454
Reduce places removed 135 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 92 transitions.
Graph (complete) has 702 edges and 227 vertex of which 154 are kept as prefixes of interest. Removing 73 places using SCC suffix rule.0 ms
Discarding 73 places :
Also discarding 39 output transitions
Drop transitions (Output transitions of discarded places.) removed 39 transitions
Iterating post reduction 12 with 228 rules applied. Total rules applied 1319 place count 154 transition count 323
Drop transitions (Empty/Sink Transition effects.) removed 46 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 13 with 46 rules applied. Total rules applied 1365 place count 154 transition count 277
Drop transitions (Redundant composition of simpler transitions.) removed 23 transitions
Redundant transition composition rules discarded 23 transitions
Iterating global reduction 14 with 23 rules applied. Total rules applied 1388 place count 154 transition count 254
Discarding 2 places :
Symmetric choice reduction at 14 with 2 rule applications. Total rules 1390 place count 152 transition count 251
Iterating global reduction 14 with 2 rules applied. Total rules applied 1392 place count 152 transition count 251
Free-agglomeration rule applied 11 times.
Iterating global reduction 14 with 11 rules applied. Total rules applied 1403 place count 152 transition count 240
Reduce places removed 11 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 10 transitions.
Graph (complete) has 441 edges and 141 vertex of which 123 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.1 ms
Discarding 18 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Iterating post reduction 14 with 22 rules applied. Total rules applied 1425 place count 123 transition count 225
Drop transitions (Empty/Sink Transition effects.) removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 15 with 18 rules applied. Total rules applied 1443 place count 123 transition count 207
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 16 with 2 rules applied. Total rules applied 1445 place count 123 transition count 205
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 1446 place count 123 transition count 205
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 1447 place count 123 transition count 204
Applied a total of 1447 rules in 173 ms. Remains 123 /818 variables (removed 695) and now considering 204/2073 (removed 1869) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 173 ms. Remains : 123/818 places, 204/2073 transitions.
RANDOM walk for 40000 steps (8 resets) in 153 ms. (259 steps per ms) remains 1/1 properties
BEST_FIRST walk for 7098 steps (1 resets) in 25 ms. (273 steps per ms) remains 0/1 properties
FORMULA NoC3x3-PT-7B-ReachabilityFireability-2024-01 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
All properties solved without resorting to model-checking.
Total runtime 15851 ms.
ITS solved all properties within timeout

BK_STOP 1717244224351

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -timeout 360 -rebuildPNML

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="NoC3x3-PT-7B"
export BK_EXAMINATION="ReachabilityFireability"
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 NoC3x3-PT-7B, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r508-tall-171654352100663"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-7B.tgz
mv NoC3x3-PT-7B execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;