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-171624201200098.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-306, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r482-tall-171624201200098
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K 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 46K 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 4.0K May 19 07:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 19 15:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 22 14:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.9K Apr 11 19:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 85K Apr 11 19:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Apr 11 19:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Apr 11 19:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:34 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 1717178427114

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-306
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 18:00:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2024-05-31 18:00:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 18:00:28] [INFO ] Load time of PNML (sax parser for PT used): 166 ms
[2024-05-31 18:00:28] [INFO ] Transformed 2584 places.
[2024-05-31 18:00:28] [INFO ] Transformed 3094 transitions.
[2024-05-31 18:00:28] [INFO ] Found NUPN structural information;
[2024-05-31 18:00:28] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 292 ms.
Graph (trivial) has 2956 edges and 2584 vertex of which 882 / 2584 are part of one of the 63 SCC in 12 ms
Free SCC test removed 819 places
Structural test allowed to assert that 867 places are NOT stable. Took 49 ms.
Ensure Unique test removed 936 transitions
Reduce redundant transitions removed 936 transitions.
RANDOM walk for 40000 steps (856 resets) in 4305 ms. (9 steps per ms) remains 1451/1717 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 17 ms. (6 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 71 ms. (1 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 49 ms. (2 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 22 ms. (5 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 23 ms. (5 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 19 ms. (6 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 17 ms. (6 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 18 ms. (6 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 17 ms. (6 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 23 ms. (5 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 18 ms. (6 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 19 ms. (6 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 19 ms. (6 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1451/1451 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1451/1451 properties
[2024-05-31 18:00:30] [INFO ] Flow matrix only has 2096 transitions (discarded 62 similar events)
// Phase 1: matrix 2096 rows 1765 cols
[2024-05-31 18:00:30] [INFO ] Computed 4 invariants in 35 ms
[2024-05-31 18:00:30] [INFO ] State equation strengthened by 1 read => feed constraints.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1451 variables, 1451/1451 constraints. Problems are: Problem set: 0 solved, 1451 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1451/3861 variables, and 1451 constraints, problems are : Problem set: 0 solved, 1451 unsolved in 5120 ms.
Refiners :[Domain max(s): 1451/1765 constraints, Generalized P Invariants (flows): 0/4 constraints, State Equation: 0/1765 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1451/1451 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1451 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1451 variables, 1451/1451 constraints. Problems are: Problem set: 0 solved, 1451 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1451/3861 variables, and 1451 constraints, problems are : Problem set: 0 solved, 1451 unsolved in 5022 ms.
Refiners :[Domain max(s): 1451/1765 constraints, Generalized P Invariants (flows): 0/4 constraints, State Equation: 0/1765 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1451 constraints, Known Traps: 0/0 constraints]
After SMT, in 10682ms problems are : Problem set: 0 solved, 1451 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1451 out of 1765 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1765/1765 places, 2158/2158 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 201 transitions
Trivial Post-agglo rules discarded 201 transitions
Performed 201 trivial Post agglomeration. Transition count delta: 201
Iterating post reduction 0 with 264 rules applied. Total rules applied 264 place count 1765 transition count 1894
Reduce places removed 201 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 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 1 with 220 rules applied. Total rules applied 484 place count 1564 transition count 1875
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 491 place count 1558 transition count 1874
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 491 place count 1558 transition count 1865
Deduced a syphon composed of 9 places in 2 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 509 place count 1549 transition count 1865
Discarding 10 places :
Symmetric choice reduction at 3 with 10 rule applications. Total rules 519 place count 1539 transition count 1855
Iterating global reduction 3 with 10 rules applied. Total rules applied 529 place count 1539 transition count 1855
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 530 place count 1538 transition count 1854
Iterating global reduction 3 with 1 rules applied. Total rules applied 531 place count 1538 transition count 1854
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 532 place count 1537 transition count 1853
Iterating global reduction 3 with 1 rules applied. Total rules applied 533 place count 1537 transition count 1853
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 534 place count 1537 transition count 1852
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 23
Deduced a syphon composed of 23 places in 2 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 4 with 46 rules applied. Total rules applied 580 place count 1514 transition count 1829
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 582 place count 1514 transition count 1827
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -22
Deduced a syphon composed of 4 places in 4 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 5 with 8 rules applied. Total rules applied 590 place count 1510 transition count 1849
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 5 with 6 rules applied. Total rules applied 596 place count 1510 transition count 1843
Free-agglomeration rule applied 22 times.
Iterating global reduction 5 with 22 rules applied. Total rules applied 618 place count 1510 transition count 1821
Reduce places removed 22 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 24 rules applied. Total rules applied 642 place count 1488 transition count 1819
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 646 place count 1488 transition count 1815
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 647 place count 1488 transition count 1815
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 648 place count 1487 transition count 1814
Applied a total of 648 rules in 381 ms. Remains 1487 /1765 variables (removed 278) and now considering 1814/2158 (removed 344) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 391 ms. Remains : 1487/1765 places, 1814/2158 transitions.
RANDOM walk for 3821576 steps (36693 resets) in 119980 ms. (31 steps per ms) remains 259/1451 properties
BEST_FIRST walk for 40004 steps (132 resets) in 240 ms. (165 steps per ms) remains 259/259 properties
BEST_FIRST walk for 40002 steps (121 resets) in 273 ms. (145 steps per ms) remains 259/259 properties
BEST_FIRST walk for 40003 steps (125 resets) in 289 ms. (137 steps per ms) remains 259/259 properties
BEST_FIRST walk for 40003 steps (138 resets) in 304 ms. (131 steps per ms) remains 259/259 properties
BEST_FIRST walk for 40002 steps (113 resets) in 348 ms. (114 steps per ms) remains 259/259 properties
BEST_FIRST walk for 40003 steps (133 resets) in 303 ms. (131 steps per ms) remains 259/259 properties
BEST_FIRST walk for 40004 steps (124 resets) in 291 ms. (137 steps per ms) remains 250/259 properties
BEST_FIRST walk for 40003 steps (133 resets) in 201 ms. (198 steps per ms) remains 250/250 properties
BEST_FIRST walk for 40003 steps (130 resets) in 191 ms. (208 steps per ms) remains 250/250 properties
BEST_FIRST walk for 40004 steps (121 resets) in 197 ms. (202 steps per ms) remains 250/250 properties
BEST_FIRST walk for 40003 steps (99 resets) in 195 ms. (204 steps per ms) remains 250/250 properties
BEST_FIRST walk for 40003 steps (117 resets) in 198 ms. (201 steps per ms) remains 250/250 properties
BEST_FIRST walk for 40002 steps (110 resets) in 247 ms. (161 steps per ms) remains 250/250 properties
BEST_FIRST walk for 40003 steps (140 resets) in 210 ms. (189 steps per ms) remains 249/250 properties
BEST_FIRST walk for 40004 steps (122 resets) in 190 ms. (209 steps per ms) remains 249/249 properties
BEST_FIRST walk for 40002 steps (121 resets) in 188 ms. (211 steps per ms) remains 241/249 properties
BEST_FIRST walk for 40003 steps (119 resets) in 187 ms. (212 steps per ms) remains 241/241 properties
BEST_FIRST walk for 40003 steps (106 resets) in 189 ms. (210 steps per ms) remains 241/241 properties
BEST_FIRST walk for 40004 steps (103 resets) in 190 ms. (209 steps per ms) remains 241/241 properties
BEST_FIRST walk for 40002 steps (129 resets) in 189 ms. (210 steps per ms) remains 241/241 properties
BEST_FIRST walk for 40003 steps (120 resets) in 184 ms. (216 steps per ms) remains 241/241 properties
BEST_FIRST walk for 40002 steps (118 resets) in 187 ms. (212 steps per ms) remains 241/241 properties
BEST_FIRST walk for 40003 steps (120 resets) in 183 ms. (217 steps per ms) remains 241/241 properties
BEST_FIRST walk for 40003 steps (121 resets) in 188 ms. (211 steps per ms) remains 241/241 properties
BEST_FIRST walk for 40003 steps (120 resets) in 182 ms. (218 steps per ms) remains 241/241 properties
BEST_FIRST walk for 40003 steps (125 resets) in 184 ms. (216 steps per ms) remains 241/241 properties
BEST_FIRST walk for 40004 steps (104 resets) in 188 ms. (211 steps per ms) remains 241/241 properties
BEST_FIRST walk for 40004 steps (113 resets) in 192 ms. (207 steps per ms) remains 241/241 properties
BEST_FIRST walk for 40003 steps (120 resets) in 187 ms. (212 steps per ms) remains 241/241 properties
BEST_FIRST walk for 40004 steps (119 resets) in 179 ms. (222 steps per ms) remains 233/241 properties
BEST_FIRST walk for 40002 steps (131 resets) in 200 ms. (199 steps per ms) remains 233/233 properties
BEST_FIRST walk for 40003 steps (127 resets) in 180 ms. (221 steps per ms) remains 233/233 properties
BEST_FIRST walk for 40002 steps (110 resets) in 182 ms. (218 steps per ms) remains 233/233 properties
BEST_FIRST walk for 40003 steps (119 resets) in 188 ms. (211 steps per ms) remains 233/233 properties
BEST_FIRST walk for 40002 steps (125 resets) in 175 ms. (227 steps per ms) remains 232/233 properties
BEST_FIRST walk for 40004 steps (135 resets) in 185 ms. (215 steps per ms) remains 232/232 properties
BEST_FIRST walk for 40002 steps (123 resets) in 178 ms. (223 steps per ms) remains 232/232 properties
BEST_FIRST walk for 40001 steps (117 resets) in 177 ms. (224 steps per ms) remains 232/232 properties
BEST_FIRST walk for 40003 steps (97 resets) in 187 ms. (212 steps per ms) remains 232/232 properties
BEST_FIRST walk for 40003 steps (123 resets) in 227 ms. (175 steps per ms) remains 232/232 properties
BEST_FIRST walk for 40003 steps (115 resets) in 195 ms. (204 steps per ms) remains 232/232 properties
BEST_FIRST walk for 40002 steps (125 resets) in 179 ms. (222 steps per ms) remains 232/232 properties
BEST_FIRST walk for 40003 steps (120 resets) in 183 ms. (217 steps per ms) remains 232/232 properties
BEST_FIRST walk for 40004 steps (116 resets) in 178 ms. (223 steps per ms) remains 232/232 properties
BEST_FIRST walk for 40004 steps (111 resets) in 184 ms. (216 steps per ms) remains 231/232 properties
BEST_FIRST walk for 40004 steps (122 resets) in 178 ms. (223 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40003 steps (122 resets) in 177 ms. (224 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40003 steps (118 resets) in 181 ms. (219 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40004 steps (119 resets) in 178 ms. (223 steps per ms) remains 218/231 properties
BEST_FIRST walk for 40003 steps (130 resets) in 165 ms. (240 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40004 steps (127 resets) in 174 ms. (228 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (123 resets) in 168 ms. (236 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40004 steps (128 resets) in 171 ms. (232 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40002 steps (112 resets) in 170 ms. (233 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40002 steps (122 resets) in 175 ms. (227 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40002 steps (121 resets) in 172 ms. (231 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40002 steps (125 resets) in 166 ms. (239 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (101 resets) in 176 ms. (226 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (104 resets) in 172 ms. (231 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40004 steps (123 resets) in 173 ms. (229 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40002 steps (117 resets) in 171 ms. (232 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40004 steps (129 resets) in 169 ms. (235 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (126 resets) in 174 ms. (228 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (109 resets) in 168 ms. (236 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (142 resets) in 173 ms. (229 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40004 steps (113 resets) in 172 ms. (231 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40001 steps (131 resets) in 174 ms. (228 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (118 resets) in 211 ms. (188 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40002 steps (123 resets) in 309 ms. (129 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40001 steps (113 resets) in 229 ms. (173 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (123 resets) in 213 ms. (186 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40004 steps (114 resets) in 209 ms. (190 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (117 resets) in 304 ms. (131 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (114 resets) in 212 ms. (187 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (128 resets) in 218 ms. (182 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40002 steps (122 resets) in 220 ms. (181 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40004 steps (122 resets) in 204 ms. (195 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40002 steps (115 resets) in 207 ms. (192 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (120 resets) in 246 ms. (161 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (107 resets) in 218 ms. (182 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40004 steps (121 resets) in 248 ms. (160 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (125 resets) in 275 ms. (144 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40002 steps (105 resets) in 202 ms. (197 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (125 resets) in 267 ms. (149 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40001 steps (124 resets) in 196 ms. (203 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40000 steps (131 resets) in 178 ms. (223 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40002 steps (127 resets) in 173 ms. (229 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (127 resets) in 173 ms. (229 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40001 steps (116 resets) in 176 ms. (225 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40002 steps (126 resets) in 170 ms. (233 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (112 resets) in 170 ms. (233 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (131 resets) in 171 ms. (232 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40002 steps (126 resets) in 166 ms. (239 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40003 steps (118 resets) in 175 ms. (227 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40004 steps (111 resets) in 174 ms. (228 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40002 steps (130 resets) in 174 ms. (228 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40001 steps (126 resets) in 169 ms. (235 steps per ms) remains 218/218 properties
BEST_FIRST walk for 40002 steps (114 resets) in 171 ms. (232 steps per ms) remains 218/218 properties
// Phase 1: matrix 1814 rows 1487 cols
[2024-05-31 18:01:17] [INFO ] Computed 4 invariants in 11 ms
[2024-05-31 18:01:17] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/218 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 706/924 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/924 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 3 (OVERLAPS) 563/1487 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1487 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (OVERLAPS) 1814/3301 variables, 1487/1491 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3301 variables, 1/1492 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3301 variables, 0/1492 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 8 (OVERLAPS) 0/3301 variables, 0/1492 constraints. Problems are: Problem set: 0 solved, 218 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3301/3301 variables, and 1492 constraints, problems are : Problem set: 0 solved, 218 unsolved in 39997 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1487/1487 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/218 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 706/924 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/924 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 3 (OVERLAPS) 563/1487 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1487 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (OVERLAPS) 1814/3301 variables, 1487/1491 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3301 variables, 1/1492 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Problem smplace_858 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 54755ms, After SMT, problems are : Problem set: 0 solved, 218 unsolved
Fused 218 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 218 out of 1487 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1487/1487 places, 1814/1814 transitions.
Graph (complete) has 2088 edges and 1487 vertex of which 1479 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.2 ms
Discarding 8 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 854 transitions
Trivial Post-agglo rules discarded 854 transitions
Performed 854 trivial Post agglomeration. Transition count delta: 854
Iterating post reduction 0 with 860 rules applied. Total rules applied 861 place count 1479 transition count 950
Reduce places removed 854 places and 0 transitions.
Ensure Unique test removed 65 transitions
Reduce isomorphic transitions removed 65 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 966 rules applied. Total rules applied 1827 place count 625 transition count 838
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 1881 place count 578 transition count 831
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 1889 place count 576 transition count 825
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 1896 place count 572 transition count 822
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1897 place count 571 transition count 822
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 17 Pre rules applied. Total rules applied 1897 place count 571 transition count 805
Deduced a syphon composed of 17 places in 3 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 6 with 34 rules applied. Total rules applied 1931 place count 554 transition count 805
Discarding 53 places :
Symmetric choice reduction at 6 with 53 rule applications. Total rules 1984 place count 501 transition count 740
Iterating global reduction 6 with 53 rules applied. Total rules applied 2037 place count 501 transition count 740
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 2037 place count 501 transition count 739
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 2039 place count 500 transition count 739
Discarding 43 places :
Symmetric choice reduction at 6 with 43 rule applications. Total rules 2082 place count 457 transition count 696
Iterating global reduction 6 with 43 rules applied. Total rules applied 2125 place count 457 transition count 696
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 6 with 24 rules applied. Total rules applied 2149 place count 457 transition count 672
Reduce places removed 12 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 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 7 with 18 rules applied. Total rules applied 2167 place count 445 transition count 666
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 8 with 3 rules applied. Total rules applied 2170 place count 442 transition count 666
Discarding 15 places :
Symmetric choice reduction at 9 with 15 rule applications. Total rules 2185 place count 427 transition count 640
Iterating global reduction 9 with 15 rules applied. Total rules applied 2200 place count 427 transition count 640
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 9 with 11 rules applied. Total rules applied 2211 place count 427 transition count 629
Discarding 5 places :
Symmetric choice reduction at 10 with 5 rule applications. Total rules 2216 place count 422 transition count 619
Iterating global reduction 10 with 5 rules applied. Total rules applied 2221 place count 422 transition count 619
Performed 106 Post agglomeration using F-continuation condition with reduction of 55 identical transitions.
Deduced a syphon composed of 106 places in 2 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.t3019.t2630.t2631.t2632.t2648.t2649.t2650.t2651.t2652.t2653.t2654.t2655.t2657.t2658.t2659.t2660.t2731.t2732.t2667.t2668.t2704.t2705.t2675.t2676.t2677.t2181.t2092 and 1 places that fell out of Prefix Of Interest.
Iterating global reduction 10 with 107 rules applied. Total rules applied 2328 place count 314 transition count 457
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.t3022.t2630.t2631.t2632.t2648.t2649.t2650.t2651.t2652.t2653.t2654.t2655.t2657.t2658.t2659.t2660.t2731.t2732.t2667.t2668.t2704.t2705.t2675.t2676.t2677.t2181.t2013 and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 15 transitions.
Graph (trivial) has 167 edges and 313 vertex of which 81 / 313 are part of one of the 7 SCC in 0 ms
Free SCC test removed 74 places
Iterating post reduction 10 with 17 rules applied. Total rules applied 2345 place count 239 transition count 441
Drop transitions (Empty/Sink Transition effects.) removed 152 transitions
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 157 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 11 with 158 rules applied. Total rules applied 2503 place count 239 transition count 283
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 2 rules applied. Total rules applied 2505 place count 238 transition count 282
Discarding 1 places :
Symmetric choice reduction at 13 with 1 rule applications. Total rules 2506 place count 237 transition count 281
Iterating global reduction 13 with 1 rules applied. Total rules applied 2507 place count 237 transition count 281
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 9 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 13 with 4 rules applied. Total rules applied 2511 place count 235 transition count 279
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 13 with 3 rules applied. Total rules applied 2514 place count 235 transition count 276
Free-agglomeration rule applied 6 times.
Iterating global reduction 14 with 6 rules applied. Total rules applied 2520 place count 235 transition count 270
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 14 with 6 rules applied. Total rules applied 2526 place count 229 transition count 270
Applied a total of 2526 rules in 158 ms. Remains 229 /1487 variables (removed 1258) and now considering 270/1814 (removed 1544) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158 ms. Remains : 229/1487 places, 270/1814 transitions.
Total runtime 104404 ms.
ITS solved all properties within timeout

BK_STOP 1717178532997

--------------------
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:
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ sed s/.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 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-306"
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-306, 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-171624201200098"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-306.tgz
mv CloudReconfiguration-PT-306 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 ;