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-171624201400168.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 CloudReconfiguration-PT-320, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r482-tall-171624201400168
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 8.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K 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 Apr 22 14:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 22 14:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 22 14:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 11 19:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 164K Apr 11 19:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Apr 11 19:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K Apr 11 19:42 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 661K 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 1717178769181

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-320
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 18:06:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2024-05-31 18:06:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 18:06:10] [INFO ] Load time of PNML (sax parser for PT used): 163 ms
[2024-05-31 18:06:10] [INFO ] Transformed 2587 places.
[2024-05-31 18:06:10] [INFO ] Transformed 3099 transitions.
[2024-05-31 18:06:10] [INFO ] Found NUPN structural information;
[2024-05-31 18:06:10] [INFO ] Parsed PT model containing 2587 places and 3099 transitions and 6479 arcs in 272 ms.
Graph (trivial) has 2956 edges and 2587 vertex of which 882 / 2587 are part of one of the 63 SCC in 11 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 (733 resets) in 3934 ms. (10 steps per ms) remains 1391/1720 properties
BEST_FIRST walk for 120 steps (8 resets) in 18 ms. (6 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 17 ms. (6 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 25 ms. (4 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 26 ms. (4 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 18 ms. (6 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1391/1391 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1391/1391 properties
[2024-05-31 18:06:12] [INFO ] Flow matrix only has 2101 transitions (discarded 62 similar events)
// Phase 1: matrix 2101 rows 1768 cols
[2024-05-31 18:06:12] [INFO ] Computed 4 invariants in 28 ms
[2024-05-31 18:06:12] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1391 variables, 1391/1391 constraints. Problems are: Problem set: 0 solved, 1391 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1391/3869 variables, and 1391 constraints, problems are : Problem set: 0 solved, 1391 unsolved in 5099 ms.
Refiners :[Domain max(s): 1391/1768 constraints, Generalized P Invariants (flows): 0/4 constraints, State Equation: 0/1768 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1391/1391 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1391 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1391 variables, 1391/1391 constraints. Problems are: Problem set: 0 solved, 1391 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1391/3869 variables, and 1391 constraints, problems are : Problem set: 0 solved, 1391 unsolved in 5028 ms.
Refiners :[Domain max(s): 1391/1768 constraints, Generalized P Invariants (flows): 0/4 constraints, State Equation: 0/1768 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1391 constraints, Known Traps: 0/0 constraints]
After SMT, in 10619ms problems are : Problem set: 0 solved, 1391 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1391 out of 1768 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1768/1768 places, 2163/2163 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 245 transitions
Trivial Post-agglo rules discarded 245 transitions
Performed 245 trivial Post agglomeration. Transition count delta: 245
Iterating post reduction 0 with 308 rules applied. Total rules applied 308 place count 1768 transition count 1855
Reduce places removed 245 places and 0 transitions.
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 1 with 274 rules applied. Total rules applied 582 place count 1523 transition count 1826
Reduce places removed 10 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 594 place count 1513 transition count 1824
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 10 Pre rules applied. Total rules applied 594 place count 1513 transition count 1814
Deduced a syphon composed of 10 places in 6 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 614 place count 1503 transition count 1814
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 628 place count 1489 transition count 1800
Iterating global reduction 3 with 14 rules applied. Total rules applied 642 place count 1489 transition count 1800
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 644 place count 1487 transition count 1798
Iterating global reduction 3 with 2 rules applied. Total rules applied 646 place count 1487 transition count 1798
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 648 place count 1485 transition count 1796
Iterating global reduction 3 with 2 rules applied. Total rules applied 650 place count 1485 transition count 1796
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 652 place count 1485 transition count 1794
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: 28
Deduced a syphon composed of 28 places in 5 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 4 with 56 rules applied. Total rules applied 708 place count 1457 transition count 1766
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 711 place count 1457 transition count 1763
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -32
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 721 place count 1452 transition count 1795
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 5 with 10 rules applied. Total rules applied 731 place count 1452 transition count 1785
Free-agglomeration rule applied 19 times.
Iterating global reduction 5 with 19 rules applied. Total rules applied 750 place count 1452 transition count 1766
Reduce places removed 19 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 5 with 23 rules applied. Total rules applied 773 place count 1433 transition count 1762
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 777 place count 1433 transition count 1758
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 778 place count 1433 transition count 1758
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 779 place count 1432 transition count 1757
Applied a total of 779 rules in 415 ms. Remains 1432 /1768 variables (removed 336) and now considering 1757/2163 (removed 406) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 444 ms. Remains : 1432/1768 places, 1757/2163 transitions.
RANDOM walk for 4000000 steps (16314 resets) in 95279 ms. (41 steps per ms) remains 200/1391 properties
BEST_FIRST walk for 40002 steps (47 resets) in 211 ms. (188 steps per ms) remains 200/200 properties
BEST_FIRST walk for 40002 steps (56 resets) in 235 ms. (169 steps per ms) remains 200/200 properties
BEST_FIRST walk for 40001 steps (67 resets) in 254 ms. (156 steps per ms) remains 200/200 properties
BEST_FIRST walk for 40003 steps (53 resets) in 178 ms. (223 steps per ms) remains 198/200 properties
BEST_FIRST walk for 40002 steps (51 resets) in 231 ms. (172 steps per ms) remains 198/198 properties
BEST_FIRST walk for 40001 steps (43 resets) in 246 ms. (161 steps per ms) remains 198/198 properties
BEST_FIRST walk for 40001 steps (49 resets) in 291 ms. (136 steps per ms) remains 198/198 properties
BEST_FIRST walk for 40001 steps (48 resets) in 242 ms. (164 steps per ms) remains 198/198 properties
BEST_FIRST walk for 40001 steps (48 resets) in 159 ms. (250 steps per ms) remains 198/198 properties
BEST_FIRST walk for 40004 steps (48 resets) in 150 ms. (264 steps per ms) remains 198/198 properties
BEST_FIRST walk for 40004 steps (51 resets) in 150 ms. (264 steps per ms) remains 197/198 properties
BEST_FIRST walk for 40004 steps (51 resets) in 143 ms. (277 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40004 steps (54 resets) in 161 ms. (246 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40002 steps (58 resets) in 148 ms. (268 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40002 steps (43 resets) in 145 ms. (273 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40002 steps (46 resets) in 156 ms. (254 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40004 steps (45 resets) in 150 ms. (264 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40000 steps (46 resets) in 147 ms. (270 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40003 steps (48 resets) in 150 ms. (264 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40004 steps (53 resets) in 147 ms. (270 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40004 steps (42 resets) in 162 ms. (245 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40004 steps (43 resets) in 149 ms. (266 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40002 steps (54 resets) in 148 ms. (268 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40003 steps (45 resets) in 147 ms. (270 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40003 steps (49 resets) in 151 ms. (263 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40001 steps (50 resets) in 157 ms. (253 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40001 steps (49 resets) in 145 ms. (273 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40002 steps (49 resets) in 146 ms. (272 steps per ms) remains 197/197 properties
BEST_FIRST walk for 40003 steps (47 resets) in 156 ms. (254 steps per ms) remains 182/197 properties
BEST_FIRST walk for 40002 steps (52 resets) in 144 ms. (275 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40004 steps (52 resets) in 147 ms. (270 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40001 steps (45 resets) in 153 ms. (259 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (52 resets) in 138 ms. (287 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (41 resets) in 183 ms. (217 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (45 resets) in 159 ms. (250 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40004 steps (45 resets) in 135 ms. (294 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40004 steps (51 resets) in 138 ms. (287 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40004 steps (45 resets) in 145 ms. (274 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40002 steps (44 resets) in 132 ms. (300 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (45 resets) in 141 ms. (281 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (48 resets) in 140 ms. (283 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40004 steps (49 resets) in 146 ms. (272 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40004 steps (54 resets) in 138 ms. (287 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (51 resets) in 145 ms. (273 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (52 resets) in 142 ms. (279 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (42 resets) in 175 ms. (227 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40004 steps (52 resets) in 160 ms. (248 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40002 steps (43 resets) in 144 ms. (275 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (50 resets) in 146 ms. (272 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40002 steps (50 resets) in 145 ms. (273 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (52 resets) in 142 ms. (279 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (58 resets) in 145 ms. (273 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40002 steps (54 resets) in 143 ms. (277 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40004 steps (42 resets) in 141 ms. (281 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40000 steps (51 resets) in 148 ms. (268 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40004 steps (54 resets) in 136 ms. (292 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (50 resets) in 141 ms. (281 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (48 resets) in 149 ms. (266 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (50 resets) in 139 ms. (285 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40002 steps (44 resets) in 151 ms. (263 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (38 resets) in 144 ms. (275 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40002 steps (49 resets) in 141 ms. (281 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (41 resets) in 143 ms. (277 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40002 steps (47 resets) in 149 ms. (266 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40001 steps (42 resets) in 145 ms. (273 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (48 resets) in 138 ms. (287 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40002 steps (51 resets) in 144 ms. (275 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (50 resets) in 135 ms. (294 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (55 resets) in 141 ms. (281 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40004 steps (52 resets) in 137 ms. (289 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40004 steps (46 resets) in 144 ms. (275 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (57 resets) in 138 ms. (287 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40002 steps (50 resets) in 141 ms. (281 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40002 steps (51 resets) in 141 ms. (281 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40004 steps (43 resets) in 143 ms. (277 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40004 steps (43 resets) in 148 ms. (268 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40002 steps (55 resets) in 148 ms. (268 steps per ms) remains 182/182 properties
BEST_FIRST walk for 40003 steps (49 resets) in 142 ms. (279 steps per ms) remains 182/182 properties
[2024-05-31 18:06:54] [INFO ] Flow matrix only has 1755 transitions (discarded 2 similar events)
// Phase 1: matrix 1755 rows 1432 cols
[2024-05-31 18:06:54] [INFO ] Computed 4 invariants in 13 ms
[2024-05-31 18:06:54] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/182 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 1 (OVERLAPS) 297/479 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (OVERLAPS) 953/1432 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1432 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (OVERLAPS) 1755/3187 variables, 1432/1436 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3187 variables, 2/1438 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3187 variables, 0/1438 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 8 (OVERLAPS) 0/3187 variables, 0/1438 constraints. Problems are: Problem set: 0 solved, 182 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3187/3187 variables, and 1438 constraints, problems are : Problem set: 0 solved, 182 unsolved in 32419 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1432/1432 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 182/182 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 182 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/182 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 1 (OVERLAPS) 297/479 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/479 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 3 (OVERLAPS) 953/1432 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1432 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 5 (OVERLAPS) 1755/3187 variables, 1432/1436 constraints. Problems are: Problem set: 0 solved, 182 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3187 variables, 2/1438 constraints. Problems are: Problem set: 0 solved, 182 unsolved
Problem smplace_1340 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 42406ms, After SMT, problems are : Problem set: 0 solved, 182 unsolved
Fused 182 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 182 out of 1432 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1432/1432 places, 1757/1757 transitions.
Graph (complete) has 2038 edges and 1432 vertex of which 1427 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.10 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 828 transitions
Trivial Post-agglo rules discarded 828 transitions
Performed 828 trivial Post agglomeration. Transition count delta: 828
Iterating post reduction 0 with 832 rules applied. Total rules applied 833 place count 1427 transition count 923
Reduce places removed 828 places and 0 transitions.
Ensure Unique test removed 53 transitions
Reduce isomorphic transitions removed 53 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 45 transitions
Trivial Post-agglo rules discarded 45 transitions
Performed 45 trivial Post agglomeration. Transition count delta: 45
Iterating post reduction 1 with 926 rules applied. Total rules applied 1759 place count 599 transition count 825
Reduce places removed 45 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 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 2 with 51 rules applied. Total rules applied 1810 place count 554 transition count 819
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 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 3 with 4 rules applied. Total rules applied 1814 place count 553 transition count 816
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 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 4 rules applied. Total rules applied 1818 place count 551 transition count 814
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1819 place count 550 transition count 814
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 18 Pre rules applied. Total rules applied 1819 place count 550 transition count 796
Deduced a syphon composed of 18 places in 2 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 6 with 36 rules applied. Total rules applied 1855 place count 532 transition count 796
Discarding 52 places :
Symmetric choice reduction at 6 with 52 rule applications. Total rules 1907 place count 480 transition count 738
Iterating global reduction 6 with 52 rules applied. Total rules applied 1959 place count 480 transition count 738
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 2 Pre rules applied. Total rules applied 1959 place count 480 transition count 736
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 1963 place count 478 transition count 736
Discarding 45 places :
Symmetric choice reduction at 6 with 45 rule applications. Total rules 2008 place count 433 transition count 691
Iterating global reduction 6 with 45 rules applied. Total rules applied 2053 place count 433 transition count 691
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 6 with 28 rules applied. Total rules applied 2081 place count 433 transition count 663
Reduce places removed 14 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 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 7 with 22 rules applied. Total rules applied 2103 place count 419 transition count 655
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 8 with 4 rules applied. Total rules applied 2107 place count 415 transition count 655
Discarding 13 places :
Symmetric choice reduction at 9 with 13 rule applications. Total rules 2120 place count 402 transition count 632
Iterating global reduction 9 with 13 rules applied. Total rules applied 2133 place count 402 transition count 632
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 9 with 6 rules applied. Total rules applied 2139 place count 402 transition count 626
Discarding 5 places :
Symmetric choice reduction at 10 with 5 rule applications. Total rules 2144 place count 397 transition count 616
Iterating global reduction 10 with 5 rules applied. Total rules applied 2149 place count 397 transition count 616
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 2150 place count 396 transition count 614
Iterating global reduction 10 with 1 rules applied. Total rules applied 2151 place count 396 transition count 614
Performed 109 Post agglomeration using F-continuation condition with reduction of 57 identical transitions.
Deduced a syphon composed of 109 places in 0 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.t3024.t2852.t2853.t2854.t2092 and 1 places that fell out of Prefix Of Interest.
Iterating global reduction 10 with 110 rules applied. Total rules applied 2261 place count 285 transition count 447
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.t3027.t2852.t2853.t2854.t2013 and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 15 transitions.
Graph (trivial) has 183 edges and 284 vertex of which 92 / 284 are part of one of the 8 SCC in 0 ms
Free SCC test removed 84 places
Iterating post reduction 10 with 17 rules applied. Total rules applied 2278 place count 200 transition count 431
Drop transitions (Empty/Sink Transition effects.) removed 173 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 191 transitions.
Iterating post reduction 11 with 191 rules applied. Total rules applied 2469 place count 200 transition count 240
Discarding 2 places :
Symmetric choice reduction at 12 with 2 rule applications. Total rules 2471 place count 198 transition count 238
Iterating global reduction 12 with 2 rules applied. Total rules applied 2473 place count 198 transition count 238
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 12 with 6 rules applied. Total rules applied 2479 place count 195 transition count 235
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 12 with 9 rules applied. Total rules applied 2488 place count 195 transition count 226
Applied a total of 2488 rules in 146 ms. Remains 195 /1432 variables (removed 1237) and now considering 226/1757 (removed 1531) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 147 ms. Remains : 195/1432 places, 226/1757 transitions.
Total runtime 86448 ms.
ITS solved all properties within timeout

BK_STOP 1717178857215

--------------------
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-320"
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-320, 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-171624201400168"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-320.tgz
mv CloudReconfiguration-PT-320 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 ;