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.r486-smll-171624283700058.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 DLCflexbar-PT-7b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r486-smll-171624283700058
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 6.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K May 19 07:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 19 15:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 19 07:16 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 19 18:10 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 13:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 107K Apr 12 13:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 12 13:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 110K Apr 12 13:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 14M May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1717220002178

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DLCflexbar-PT-7b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 05:33:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2024-06-01 05:33:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 05:33:25] [INFO ] Load time of PNML (sax parser for PT used): 1663 ms
[2024-06-01 05:33:27] [INFO ] Transformed 35101 places.
[2024-06-01 05:33:27] [INFO ] Transformed 55507 transitions.
[2024-06-01 05:33:27] [INFO ] Found NUPN structural information;
[2024-06-01 05:33:29] [INFO ] Parsed PT model containing 35101 places and 55507 transitions and 156636 arcs in 5197 ms.
Graph (trivial) has 31610 edges and 35101 vertex of which 2264 / 35101 are part of one of the 146 SCC in 85 ms
Free SCC test removed 2118 places
Structural test allowed to assert that 18860 places are NOT stable. Took 349 ms.
Ensure Unique test removed 2246 transitions
Reduce redundant transitions removed 2246 transitions.
RANDOM walk for 40000 steps (8 resets) in 6681 ms. (5 steps per ms) remains 15151/16241 properties
BEST_FIRST walk for 121 steps (8 resets) in 50 ms. (2 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 158 ms. (0 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 123 steps (8 resets) in 49 ms. (2 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 122 steps (8 resets) in 29 ms. (4 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 122 steps (8 resets) in 30 ms. (3 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 89 ms. (1 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 122 steps (8 resets) in 129 ms. (0 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 122 steps (8 resets) in 89 ms. (1 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 122 steps (8 resets) in 76 ms. (1 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 123 steps (8 resets) in 21 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 24 ms. (4 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 120 steps (8 resets) in 33 ms. (3 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 122 steps (8 resets) in 25 ms. (4 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 26 ms. (4 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 120 steps (8 resets) in 23 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 25 ms. (4 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 120 steps (8 resets) in 22 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 122 steps (8 resets) in 25 ms. (4 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 24 ms. (4 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 120 steps (8 resets) in 23 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 123 steps (8 resets) in 22 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 122 steps (8 resets) in 20 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 22 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 122 steps (8 resets) in 20 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 26 ms. (4 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 123 steps (8 resets) in 23 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 120 steps (8 resets) in 23 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 122 steps (8 resets) in 22 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 122 steps (8 resets) in 22 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 21 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 123 steps (8 resets) in 34 ms. (3 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 21 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 23 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 123 steps (8 resets) in 22 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 123 steps (8 resets) in 21 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 120 steps (8 resets) in 23 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 122 steps (8 resets) in 22 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 20 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 22 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 20 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 21 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 122 steps (8 resets) in 21 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 122 steps (8 resets) in 20 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 23 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 122 steps (8 resets) in 20 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 21 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 123 steps (8 resets) in 23 ms. (5 steps per ms) remains 15151/15151 properties
BEST_FIRST walk for 121 steps (8 resets) in 21 ms. (5 steps per ms) remains 15151/15151 properties
Interrupted probabilistic random walk after 5357 steps, run timeout after 6100 ms. (steps per millisecond=0 ) properties seen :0 out of 15151
Probabilistic random walk after 5357 steps, saw 5255 distinct states, run finished after 6130 ms. (steps per millisecond=0 ) properties seen :0
[2024-06-01 05:33:51] [INFO ] Flow matrix only has 53116 transitions (discarded 145 similar events)
// Phase 1: matrix 53116 rows 32983 cols
[2024-06-01 05:33:51] [INFO ] Computed 2171 invariants in 546 ms
[2024-06-01 05:33:52] [INFO ] State equation strengthened by 1 read => feed constraints.
SMT process timed out in 90556ms, After SMT, problems are : Problem set: 0 solved, 15151 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 15151 out of 32983 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32983/32983 places, 53261/53261 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 146 transitions
Reduce isomorphic transitions removed 146 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5964 transitions
Trivial Post-agglo rules discarded 5964 transitions
Performed 5964 trivial Post agglomeration. Transition count delta: 5964
Iterating post reduction 0 with 6110 rules applied. Total rules applied 6110 place count 32983 transition count 47151
Reduce places removed 5964 places and 0 transitions.
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 1 with 6008 rules applied. Total rules applied 12118 place count 27019 transition count 47107
Reduce places removed 18 places and 0 transitions.
Performed 44 Post agglomeration using F-continuation condition.Transition count delta: 44
Iterating post reduction 2 with 62 rules applied. Total rules applied 12180 place count 27001 transition count 47063
Reduce places removed 44 places and 0 transitions.
Iterating post reduction 3 with 44 rules applied. Total rules applied 12224 place count 26957 transition count 47063
Performed 27 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 27 Pre rules applied. Total rules applied 12224 place count 26957 transition count 47036
Deduced a syphon composed of 27 places in 2981 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 4 with 54 rules applied. Total rules applied 12278 place count 26930 transition count 47036
Discarding 297 places :
Symmetric choice reduction at 4 with 297 rule applications. Total rules 12575 place count 26633 transition count 46739
Iterating global reduction 4 with 297 rules applied. Total rules applied 12872 place count 26633 transition count 46739
Performed 106 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 106 Pre rules applied. Total rules applied 12872 place count 26633 transition count 46633
Deduced a syphon composed of 106 places in 3248 ms
Reduce places removed 106 places and 0 transitions.
Iterating global reduction 4 with 212 rules applied. Total rules applied 13084 place count 26527 transition count 46633
Discarding 57 places :
Symmetric choice reduction at 4 with 57 rule applications. Total rules 13141 place count 26470 transition count 40561
Iterating global reduction 4 with 57 rules applied. Total rules applied 13198 place count 26470 transition count 40561
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 4 with 23 rules applied. Total rules applied 13221 place count 26470 transition count 40538
Performed 4286 Post agglomeration using F-continuation condition with reduction of 7 identical transitions.
Deduced a syphon composed of 4286 places in 13 ms
Reduce places removed 4286 places and 0 transitions.
Iterating global reduction 5 with 8572 rules applied. Total rules applied 21793 place count 22184 transition count 36245
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 5 with 9 rules applied. Total rules applied 21802 place count 22184 transition count 36236
Renaming transitions due to excessive name length > 1024 char.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: -31
Deduced a syphon composed of 7 places in 14 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 6 with 14 rules applied. Total rules applied 21816 place count 22177 transition count 36267
Free-agglomeration rule applied 4689 times with reduction of 1060 identical transitions.
Iterating global reduction 6 with 4689 rules applied. Total rules applied 26505 place count 22177 transition count 30518
Reduce places removed 4689 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 181 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 183 transitions.
Iterating post reduction 6 with 4872 rules applied. Total rules applied 31377 place count 17488 transition count 30335
Discarding 55 places :
Symmetric choice reduction at 7 with 55 rule applications. Total rules 31432 place count 17433 transition count 30102
Iterating global reduction 7 with 55 rules applied. Total rules applied 31487 place count 17433 transition count 30102
Free-agglomeration rule (complex) applied 18 times.
Iterating global reduction 7 with 18 rules applied. Total rules applied 31505 place count 17433 transition count 32080
Reduce places removed 18 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 61 transitions
Reduce isomorphic transitions removed 61 transitions.
Iterating post reduction 7 with 79 rules applied. Total rules applied 31584 place count 17415 transition count 32019
Discarding 9 places :
Symmetric choice reduction at 8 with 9 rule applications. Total rules 31593 place count 17406 transition count 31038
Iterating global reduction 8 with 9 rules applied. Total rules applied 31602 place count 17406 transition count 31038
Ensure Unique test removed 1007 transitions
Reduce isomorphic transitions removed 1007 transitions.
Iterating post reduction 8 with 1007 rules applied. Total rules applied 32609 place count 17406 transition count 30031
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 32610 place count 17406 transition count 30031
Applied a total of 32610 rules in 39815 ms. Remains 17406 /32983 variables (removed 15577) and now considering 30031/53261 (removed 23230) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39857 ms. Remains : 17406/32983 places, 30031/53261 transitions.
RANDOM walk for 720000 steps (0 resets) in 120004 ms. (5 steps per ms) remains 442/15151 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1594 ms. (25 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 3007 ms. (13 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 2420 ms. (16 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 2178 ms. (18 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 2166 ms. (18 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 2462 ms. (16 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 2549 ms. (15 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 2011 ms. (19 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1495 ms. (26 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 2116 ms. (18 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1476 ms. (27 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1569 ms. (25 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1482 ms. (26 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1721 ms. (23 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1479 ms. (27 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 2451 ms. (16 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1951 ms. (20 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1728 ms. (23 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1530 ms. (26 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1655 ms. (24 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1898 ms. (21 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1547 ms. (25 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1492 ms. (26 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 2247 ms. (17 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 2604 ms. (15 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 2093 ms. (19 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1488 ms. (26 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 2369 ms. (16 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1484 ms. (26 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1992 ms. (20 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1472 ms. (27 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 2090 ms. (19 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1531 ms. (26 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1493 ms. (26 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1475 ms. (27 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1784 ms. (22 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1929 ms. (20 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1493 ms. (26 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1953 ms. (20 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1959 ms. (20 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 2180 ms. (18 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1849 ms. (21 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1485 ms. (26 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1777 ms. (22 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1475 ms. (27 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1487 ms. (26 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1650 ms. (24 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 2136 ms. (18 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1573 ms. (25 steps per ms) remains 442/442 properties
BEST_FIRST walk for 40004 steps (0 resets) in 1614 ms. (24 steps per ms) remains 442/442 properties
[2024-06-01 05:36:56] [INFO ] Flow matrix only has 28993 transitions (discarded 1038 similar events)
// Phase 1: matrix 28993 rows 17406 cols
[2024-06-01 05:36:56] [INFO ] Computed 2116 invariants in 118 ms
[2024-06-01 05:36:57] [INFO ] State equation strengthened by 2238 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/442 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 442 unsolved
At refinement iteration 1 (OVERLAPS) 756/1198 variables, 226/226 constraints. Problems are: Problem set: 0 solved, 442 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1198 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 442 unsolved
At refinement iteration 3 (OVERLAPS) 16208/17406 variables, 1890/2116 constraints. Problems are: Problem set: 0 solved, 442 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 17406/46399 variables, and 2116 constraints, problems are : Problem set: 0 solved, 442 unsolved in 45038 ms.
Refiners :[Positive P Invariants (semi-flows): 2116/2116 constraints, State Equation: 0/17406 constraints, ReadFeed: 0/2238 constraints, PredecessorRefiner: 442/442 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 442 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/442 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 442 unsolved
At refinement iteration 1 (OVERLAPS) 756/1198 variables, 226/226 constraints. Problems are: Problem set: 0 solved, 442 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1198/46399 variables, and 226 constraints, problems are : Problem set: 0 solved, 442 unsolved in 45192 ms.
Refiners :[Positive P Invariants (semi-flows): 226/2116 constraints, State Equation: 0/17406 constraints, ReadFeed: 0/2238 constraints, PredecessorRefiner: 0/442 constraints, Known Traps: 0/0 constraints]
After SMT, in 92374ms problems are : Problem set: 0 solved, 442 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 442 out of 17406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 17406/17406 places, 30031/30031 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9163 transitions
Trivial Post-agglo rules discarded 9163 transitions
Performed 9163 trivial Post agglomeration. Transition count delta: 9163
Iterating post reduction 0 with 9163 rules applied. Total rules applied 9163 place count 17406 transition count 20868
Reduce places removed 9163 places and 0 transitions.
Ensure Unique test removed 330 transitions
Reduce isomorphic transitions removed 330 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 325 transitions
Trivial Post-agglo rules discarded 325 transitions
Performed 325 trivial Post agglomeration. Transition count delta: 325
Iterating post reduction 1 with 9818 rules applied. Total rules applied 18981 place count 8243 transition count 20213
Reduce places removed 325 places and 0 transitions.
Ensure Unique test removed 109 transitions
Reduce isomorphic transitions removed 109 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 109 transitions
Trivial Post-agglo rules discarded 109 transitions
Performed 109 trivial Post agglomeration. Transition count delta: 109
Iterating post reduction 2 with 543 rules applied. Total rules applied 19524 place count 7918 transition count 19995
Reduce places removed 109 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 3 with 113 rules applied. Total rules applied 19637 place count 7809 transition count 19991
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 19641 place count 7805 transition count 19991
Performed 111 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 111 Pre rules applied. Total rules applied 19641 place count 7805 transition count 19880
Deduced a syphon composed of 111 places in 4 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 5 with 222 rules applied. Total rules applied 19863 place count 7694 transition count 19880
Discarding 2251 places :
Symmetric choice reduction at 5 with 2251 rule applications. Total rules 22114 place count 5443 transition count 17626
Iterating global reduction 5 with 2251 rules applied. Total rules applied 24365 place count 5443 transition count 17626
Ensure Unique test removed 2790 transitions
Reduce isomorphic transitions removed 2790 transitions.
Iterating post reduction 5 with 2790 rules applied. Total rules applied 27155 place count 5443 transition count 14836
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 5 Pre rules applied. Total rules applied 27155 place count 5443 transition count 14831
Deduced a syphon composed of 5 places in 3 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 6 with 10 rules applied. Total rules applied 27165 place count 5438 transition count 14831
Performed 2296 Post agglomeration using F-continuation condition with reduction of 423 identical transitions.
Deduced a syphon composed of 2296 places in 4 ms
Reduce places removed 2296 places and 0 transitions.
Iterating global reduction 6 with 4592 rules applied. Total rules applied 31757 place count 3142 transition count 12112
Drop transitions (Empty/Sink Transition effects.) removed 4980 transitions
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 4992 transitions.
Graph (complete) has 9030 edges and 3142 vertex of which 1427 are kept as prefixes of interest. Removing 1715 places using SCC suffix rule.9 ms
Discarding 1715 places :
Also discarding 2963 output transitions
Drop transitions (Output transitions of discarded places.) removed 2963 transitions
Iterating post reduction 6 with 4993 rules applied. Total rules applied 36750 place count 1427 transition count 4157
Drop transitions (Empty/Sink Transition effects.) removed 1082 transitions
Reduce isomorphic transitions removed 1082 transitions.
Iterating post reduction 7 with 1082 rules applied. Total rules applied 37832 place count 1427 transition count 3075
Discarding 671 places :
Symmetric choice reduction at 8 with 671 rule applications. Total rules 38503 place count 756 transition count 876
Iterating global reduction 8 with 671 rules applied. Total rules applied 39174 place count 756 transition count 876
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 8 with 8 rules applied. Total rules applied 39182 place count 756 transition count 868
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 9 with 10 rules applied. Total rules applied 39192 place count 751 transition count 863
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Graph (complete) has 1333 edges and 751 vertex of which 750 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 9 with 21 rules applied. Total rules applied 39213 place count 750 transition count 843
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 39216 place count 747 transition count 839
Iterating global reduction 10 with 3 rules applied. Total rules applied 39219 place count 747 transition count 839
Performed 20 Post agglomeration using F-continuation condition with reduction of 26 identical transitions.
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 10 with 40 rules applied. Total rules applied 39259 place count 727 transition count 936
Drop transitions (Empty/Sink Transition effects.) removed 99 transitions
Reduce isomorphic transitions removed 99 transitions.
Iterating post reduction 10 with 99 rules applied. Total rules applied 39358 place count 727 transition count 837
Discarding 4 places :
Symmetric choice reduction at 11 with 4 rule applications. Total rules 39362 place count 723 transition count 818
Iterating global reduction 11 with 4 rules applied. Total rules applied 39366 place count 723 transition count 818
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 11 with 24 rules applied. Total rules applied 39390 place count 723 transition count 794
Drop transitions (Redundant composition of simpler transitions.) removed 17 transitions
Redundant transition composition rules discarded 17 transitions
Iterating global reduction 12 with 17 rules applied. Total rules applied 39407 place count 723 transition count 777
Applied a total of 39407 rules in 3846 ms. Remains 723 /17406 variables (removed 16683) and now considering 777/30031 (removed 29254) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3846 ms. Remains : 723/17406 places, 777/30031 transitions.
RANDOM walk for 11142 steps (0 resets) in 1309 ms. (8 steps per ms) remains 0/442 properties
Able to resolve query StableMarking after proving 16243 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST TOPOLOGICAL
Total runtime 308970 ms.
ITS solved all properties within timeout

BK_STOP 1717220313157

--------------------
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 StableMarking -timeout 180 -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="DLCflexbar-PT-7b"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 DLCflexbar-PT-7b, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r486-smll-171624283700058"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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