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.r482-tall-171624201300118.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)
.................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is CloudReconfiguration-PT-310, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r482-tall-171624201300118
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.2K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 62K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K 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 3.4K May 19 07:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 15:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 22 14:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 11 19:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 159K Apr 11 19:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Apr 11 19:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K Apr 11 19:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 660K 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 1717178543177

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CloudReconfiguration-PT-310
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 18:02:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2024-05-31 18:02:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 18:02:24] [INFO ] Load time of PNML (sax parser for PT used): 161 ms
[2024-05-31 18:02:24] [INFO ] Transformed 2585 places.
[2024-05-31 18:02:24] [INFO ] Transformed 3095 transitions.
[2024-05-31 18:02:24] [INFO ] Found NUPN structural information;
[2024-05-31 18:02:24] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 277 ms.
Graph (trivial) has 2956 edges and 2585 vertex of which 882 / 2585 are part of one of the 63 SCC in 14 ms
Free SCC test removed 819 places
Structural test allowed to assert that 867 places are NOT stable. Took 52 ms.
Ensure Unique test removed 936 transitions
Reduce redundant transitions removed 936 transitions.
RANDOM walk for 40000 steps (727 resets) in 3960 ms. (10 steps per ms) remains 1396/1718 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 18 ms. (6 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 123 ms. (0 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 88 ms. (1 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 91 ms. (1 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 24 ms. (4 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 19 ms. (6 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 22 ms. (5 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 23 ms. (5 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 19 ms. (6 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 17 ms. (6 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 18 ms. (6 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 17 ms. (6 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 22 ms. (5 steps per ms) remains 1396/1396 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1396/1396 properties
[2024-05-31 18:02:26] [INFO ] Flow matrix only has 2097 transitions (discarded 62 similar events)
// Phase 1: matrix 2097 rows 1766 cols
[2024-05-31 18:02:26] [INFO ] Computed 4 invariants in 43 ms
[2024-05-31 18:02:26] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1396 variables, 1396/1396 constraints. Problems are: Problem set: 0 solved, 1396 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1396/3863 variables, and 1396 constraints, problems are : Problem set: 0 solved, 1396 unsolved in 5103 ms.
Refiners :[Domain max(s): 1396/1766 constraints, Generalized P Invariants (flows): 0/4 constraints, State Equation: 0/1766 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1396/1396 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1396 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1396 variables, 1396/1396 constraints. Problems are: Problem set: 0 solved, 1396 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 Int declared 1396/3863 variables, and 1396 constraints, problems are : Problem set: 0 solved, 1396 unsolved in 5034 ms.
Refiners :[Domain max(s): 1396/1766 constraints, Generalized P Invariants (flows): 0/4 constraints, State Equation: 0/1766 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1396 constraints, Known Traps: 0/0 constraints]
After SMT, in 10725ms problems are : Problem set: 0 solved, 1396 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1396 out of 1766 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1766/1766 places, 2159/2159 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 238 transitions
Trivial Post-agglo rules discarded 238 transitions
Performed 238 trivial Post agglomeration. Transition count delta: 238
Iterating post reduction 0 with 301 rules applied. Total rules applied 301 place count 1766 transition count 1858
Reduce places removed 238 places and 0 transitions.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 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 1 with 255 rules applied. Total rules applied 556 place count 1528 transition count 1841
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 559 place count 1526 transition count 1840
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 11 Pre rules applied. Total rules applied 559 place count 1526 transition count 1829
Deduced a syphon composed of 11 places in 5 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 581 place count 1515 transition count 1829
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 593 place count 1503 transition count 1817
Iterating global reduction 3 with 12 rules applied. Total rules applied 605 place count 1503 transition count 1817
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 605 place count 1503 transition count 1816
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 607 place count 1502 transition count 1816
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 609 place count 1500 transition count 1814
Iterating global reduction 3 with 2 rules applied. Total rules applied 611 place count 1500 transition count 1814
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 613 place count 1498 transition count 1812
Iterating global reduction 3 with 2 rules applied. Total rules applied 615 place count 1498 transition count 1812
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 617 place count 1498 transition count 1810
Performed 26 Post agglomeration using F-continuation condition.Transition count delta: 26
Deduced a syphon composed of 26 places in 4 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 4 with 52 rules applied. Total rules applied 669 place count 1472 transition count 1784
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 670 place count 1472 transition count 1783
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -25
Deduced a syphon composed of 5 places in 4 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 5 with 10 rules applied. Total rules applied 680 place count 1467 transition count 1808
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 689 place count 1467 transition count 1799
Free-agglomeration rule applied 26 times.
Iterating global reduction 5 with 26 rules applied. Total rules applied 715 place count 1467 transition count 1773
Reduce places removed 26 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 29 rules applied. Total rules applied 744 place count 1441 transition count 1770
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 6 with 4 rules applied. Total rules applied 748 place count 1441 transition count 1766
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 750 place count 1441 transition count 1766
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 752 place count 1441 transition count 1766
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 753 place count 1441 transition count 1765
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 754 place count 1440 transition count 1764
Applied a total of 754 rules in 426 ms. Remains 1440 /1766 variables (removed 326) and now considering 1764/2159 (removed 395) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 438 ms. Remains : 1440/1766 places, 1764/2159 transitions.
RANDOM walk for 4000000 steps (18171 resets) in 108012 ms. (37 steps per ms) remains 91/1396 properties
BEST_FIRST walk for 400002 steps (608 resets) in 2082 ms. (192 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400002 steps (601 resets) in 1376 ms. (290 steps per ms) remains 90/91 properties
BEST_FIRST walk for 400003 steps (648 resets) in 1135 ms. (352 steps per ms) remains 82/90 properties
BEST_FIRST walk for 400002 steps (628 resets) in 1527 ms. (261 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400003 steps (634 resets) in 1081 ms. (369 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400003 steps (602 resets) in 1056 ms. (378 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400003 steps (596 resets) in 1079 ms. (370 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400001 steps (592 resets) in 1120 ms. (356 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400003 steps (636 resets) in 1074 ms. (372 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400002 steps (622 resets) in 1074 ms. (372 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400002 steps (607 resets) in 1103 ms. (362 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400003 steps (620 resets) in 1117 ms. (357 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400002 steps (621 resets) in 1099 ms. (363 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400003 steps (639 resets) in 1089 ms. (366 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400001 steps (596 resets) in 1085 ms. (368 steps per ms) remains 74/82 properties
BEST_FIRST walk for 400002 steps (603 resets) in 1061 ms. (376 steps per ms) remains 74/74 properties
BEST_FIRST walk for 400003 steps (623 resets) in 1034 ms. (386 steps per ms) remains 57/74 properties
BEST_FIRST walk for 400002 steps (595 resets) in 972 ms. (411 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400002 steps (608 resets) in 1281 ms. (312 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400003 steps (607 resets) in 1102 ms. (362 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400004 steps (592 resets) in 932 ms. (428 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400003 steps (628 resets) in 894 ms. (446 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400002 steps (619 resets) in 907 ms. (440 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400002 steps (624 resets) in 929 ms. (430 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400003 steps (634 resets) in 920 ms. (434 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400004 steps (605 resets) in 890 ms. (448 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400002 steps (651 resets) in 876 ms. (456 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400002 steps (622 resets) in 872 ms. (458 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400003 steps (616 resets) in 872 ms. (458 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400003 steps (619 resets) in 898 ms. (444 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400002 steps (628 resets) in 871 ms. (458 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400002 steps (597 resets) in 871 ms. (458 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400003 steps (646 resets) in 883 ms. (452 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400002 steps (589 resets) in 881 ms. (453 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400003 steps (638 resets) in 898 ms. (444 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400002 steps (605 resets) in 918 ms. (435 steps per ms) remains 56/57 properties
BEST_FIRST walk for 400003 steps (626 resets) in 897 ms. (445 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400001 steps (618 resets) in 909 ms. (439 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400002 steps (633 resets) in 925 ms. (431 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400003 steps (630 resets) in 900 ms. (443 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400004 steps (605 resets) in 920 ms. (434 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400001 steps (627 resets) in 915 ms. (436 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400003 steps (625 resets) in 932 ms. (428 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400003 steps (645 resets) in 926 ms. (431 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400003 steps (603 resets) in 890 ms. (448 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400004 steps (586 resets) in 899 ms. (444 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400004 steps (593 resets) in 901 ms. (443 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400003 steps (579 resets) in 904 ms. (441 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400001 steps (595 resets) in 900 ms. (443 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400003 steps (618 resets) in 908 ms. (440 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400002 steps (604 resets) in 1071 ms. (373 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400004 steps (589 resets) in 936 ms. (426 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400003 steps (614 resets) in 897 ms. (445 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400001 steps (619 resets) in 927 ms. (431 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400004 steps (608 resets) in 1026 ms. (389 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400003 steps (595 resets) in 951 ms. (420 steps per ms) remains 56/56 properties
[2024-05-31 18:03:21] [INFO ] Flow matrix only has 1763 transitions (discarded 1 similar events)
// Phase 1: matrix 1763 rows 1440 cols
[2024-05-31 18:03:21] [INFO ] Computed 4 invariants in 11 ms
[2024-05-31 18:03:21] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (OVERLAPS) 410/466 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/466 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (OVERLAPS) 974/1440 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1440 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 1763/3203 variables, 1440/1444 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3203 variables, 1/1445 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3203 variables, 0/1445 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (OVERLAPS) 0/3203 variables, 0/1445 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3203/3203 variables, and 1445 constraints, problems are : Problem set: 0 solved, 56 unsolved in 9239 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1440/1440 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (OVERLAPS) 410/466 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/466 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 3 (OVERLAPS) 974/1440 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1440 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (OVERLAPS) 1763/3203 variables, 1440/1444 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3203 variables, 1/1445 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Problem smplace_376 is UNSAT
FORMULA StableMarking TRUE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST SMT_REFINEMENT BESTFIRST_WALK TOPOLOGICAL
SMT process timed out in 12917ms, After SMT, problems are : Problem set: 0 solved, 56 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 56 out of 1440 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1440/1440 places, 1764/1764 transitions.
Graph (complete) has 2036 edges and 1440 vertex of which 1435 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.2 ms
Discarding 5 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 923 transitions
Trivial Post-agglo rules discarded 923 transitions
Performed 923 trivial Post agglomeration. Transition count delta: 923
Iterating post reduction 0 with 927 rules applied. Total rules applied 928 place count 1435 transition count 835
Reduce places removed 923 places and 0 transitions.
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 47 transitions
Trivial Post-agglo rules discarded 47 transitions
Performed 47 trivial Post agglomeration. Transition count delta: 47
Iterating post reduction 1 with 1030 rules applied. Total rules applied 1958 place count 512 transition count 728
Reduce places removed 47 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 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 54 rules applied. Total rules applied 2012 place count 465 transition count 721
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 3 with 8 rules applied. Total rules applied 2020 place count 463 transition count 715
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 7 rules applied. Total rules applied 2027 place count 459 transition count 712
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 2028 place count 458 transition count 712
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 19 Pre rules applied. Total rules applied 2028 place count 458 transition count 693
Deduced a syphon composed of 19 places in 0 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 6 with 38 rules applied. Total rules applied 2066 place count 439 transition count 693
Discarding 63 places :
Symmetric choice reduction at 6 with 63 rule applications. Total rules 2129 place count 376 transition count 618
Iterating global reduction 6 with 63 rules applied. Total rules applied 2192 place count 376 transition count 618
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 2 Pre rules applied. Total rules applied 2192 place count 376 transition count 616
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 4 rules applied. Total rules applied 2196 place count 374 transition count 616
Discarding 54 places :
Symmetric choice reduction at 6 with 54 rule applications. Total rules 2250 place count 320 transition count 562
Iterating global reduction 6 with 54 rules applied. Total rules applied 2304 place count 320 transition count 562
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 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 6 with 36 rules applied. Total rules applied 2340 place count 320 transition count 526
Reduce places removed 18 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 7 with 30 rules applied. Total rules applied 2370 place count 302 transition count 514
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 8 with 6 rules applied. Total rules applied 2376 place count 296 transition count 514
Discarding 16 places :
Symmetric choice reduction at 9 with 16 rule applications. Total rules 2392 place count 280 transition count 486
Iterating global reduction 9 with 16 rules applied. Total rules applied 2408 place count 280 transition count 486
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 9 with 13 rules applied. Total rules applied 2421 place count 280 transition count 473
Discarding 6 places :
Symmetric choice reduction at 10 with 6 rule applications. Total rules 2427 place count 274 transition count 461
Iterating global reduction 10 with 6 rules applied. Total rules applied 2433 place count 274 transition count 461
Performed 118 Post agglomeration using F-continuation condition with reduction of 71 identical transitions.
Deduced a syphon composed of 118 places in 1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t2182.t2183.t2184.t2185.t2186.t2187.t2188.t2189.t3023.t2630.t2631.t2632.t2847.t2848.t2013 and 1 places that fell out of Prefix Of Interest.
Iterating global reduction 10 with 119 rules applied. Total rules applied 2552 place count 154 transition count 271
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t2182.t2183.t2184.t2185.t2186.t2187.t2188.t2189.t3025.t2630.t2631.t2632.t2847.t2848.t1946 and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 9 transitions.
Graph (trivial) has 176 edges and 153 vertex of which 89 / 153 are part of one of the 8 SCC in 0 ms
Free SCC test removed 81 places
Iterating post reduction 10 with 11 rules applied. Total rules applied 2563 place count 72 transition count 261
Drop transitions (Empty/Sink Transition effects.) removed 168 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 174 transitions.
Iterating post reduction 11 with 174 rules applied. Total rules applied 2737 place count 72 transition count 87
Discarding 2 places :
Symmetric choice reduction at 12 with 2 rule applications. Total rules 2739 place count 70 transition count 85
Iterating global reduction 12 with 2 rules applied. Total rules applied 2741 place count 70 transition count 85
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 12 with 6 rules applied. Total rules applied 2747 place count 67 transition count 82
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 2753 place count 67 transition count 76
Applied a total of 2753 rules in 176 ms. Remains 67 /1440 variables (removed 1373) and now considering 76/1764 (removed 1688) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 67/1440 places, 76/1764 transitions.
Total runtime 70589 ms.
ITS solved all properties within timeout

BK_STOP 1717178615386

--------------------
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="CloudReconfiguration-PT-310"
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 CloudReconfiguration-PT-310, 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 r482-tall-171624201300118"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-310.tgz
mv CloudReconfiguration-PT-310 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 ;