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.r530-tall-171683779300412.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 ShieldPPPt-PT-040A, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r530-tall-171683779300412
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 764K
-rw-r--r-- 1 mcc users 8.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 23 07:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 23 07:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 11 15:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 154K Apr 11 15:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Apr 11 15:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K Apr 11 15:06 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 268K May 18 16:43 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1717225887110

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldPPPt-PT-040A
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 07:11:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 07:11:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 07:11:28] [INFO ] Load time of PNML (sax parser for PT used): 134 ms
[2024-06-01 07:11:28] [INFO ] Transformed 1003 places.
[2024-06-01 07:11:28] [INFO ] Transformed 723 transitions.
[2024-06-01 07:11:28] [INFO ] Found NUPN structural information;
[2024-06-01 07:11:28] [INFO ] Parsed PT model containing 1003 places and 723 transitions and 2886 arcs in 259 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1003/1003 places, 723/723 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1003 transition count 722
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 7 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 5 place count 1001 transition count 720
Applied a total of 5 rules in 91 ms. Remains 1001 /1003 variables (removed 2) and now considering 720/723 (removed 3) transitions.
// Phase 1: matrix 720 rows 1001 cols
[2024-06-01 07:11:28] [INFO ] Computed 441 invariants in 28 ms
[2024-06-01 07:11:29] [INFO ] Implicit Places using invariants in 807 ms returned [994]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 842 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 1000/1003 places, 720/723 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 1000 transition count 718
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 998 transition count 718
Applied a total of 4 rules in 26 ms. Remains 998 /1000 variables (removed 2) and now considering 718/720 (removed 2) transitions.
// Phase 1: matrix 718 rows 998 cols
[2024-06-01 07:11:29] [INFO ] Computed 440 invariants in 5 ms
[2024-06-01 07:11:30] [INFO ] Implicit Places using invariants in 502 ms returned [981, 985]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 506 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 996/1003 places, 718/723 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 994 transition count 716
Applied a total of 4 rules in 35 ms. Remains 994 /996 variables (removed 2) and now considering 716/718 (removed 2) transitions.
// Phase 1: matrix 716 rows 994 cols
[2024-06-01 07:11:30] [INFO ] Computed 438 invariants in 4 ms
[2024-06-01 07:11:30] [INFO ] Implicit Places using invariants in 577 ms returned []
[2024-06-01 07:11:30] [INFO ] Invariant cache hit.
[2024-06-01 07:11:31] [INFO ] Implicit Places using invariants and state equation in 1017 ms returned []
Implicit Place search using SMT with State Equation took 1597 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 3 : 994/1003 places, 716/723 transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 3114 ms. Remains : 994/1003 places, 716/723 transitions.
Discarding 159 transitions out of 716. Remains 557
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (8 resets) in 4445 ms. (8 steps per ms) remains 378/556 properties
BEST_FIRST walk for 402 steps (8 resets) in 16 ms. (23 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 17 ms. (22 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 16 ms. (23 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 14 ms. (26 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 16 ms. (23 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 18 ms. (21 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 14 ms. (26 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 22 ms. (17 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 17 ms. (22 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 20 ms. (19 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 19 ms. (20 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 14 ms. (26 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 17 ms. (22 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 19 ms. (20 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 17 ms. (22 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 14 ms. (26 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 15 ms. (25 steps per ms) remains 378/378 properties
BEST_FIRST walk for 402 steps (8 resets) in 12 ms. (30 steps per ms) remains 378/378 properties
BEST_FIRST walk for 402 steps (8 resets) in 12 ms. (30 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 378/378 properties
BEST_FIRST walk for 402 steps (8 resets) in 13 ms. (28 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 378/378 properties
BEST_FIRST walk for 402 steps (8 resets) in 12 ms. (30 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 378/378 properties
BEST_FIRST walk for 402 steps (8 resets) in 12 ms. (30 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 378/378 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 378/378 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 378/378 properties
[2024-06-01 07:11:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/678 variables, 678/678 constraints. Problems are: Problem set: 0 solved, 378 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 678/1710 variables, and 678 constraints, problems are : Problem set: 0 solved, 378 unsolved in 5038 ms.
Refiners :[Domain max(s): 678/994 constraints, Positive P Invariants (semi-flows): 0/438 constraints, State Equation: 0/994 constraints, PredecessorRefiner: 378/378 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 378 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/678 variables, 678/678 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/678 variables, 0/678 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 2 (OVERLAPS) 16/694 variables, 305/983 constraints. Problems are: Problem set: 0 solved, 378 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/694 variables, 16/999 constraints. Problems are: Problem set: 0 solved, 378 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 694/1710 variables, and 999 constraints, problems are : Problem set: 0 solved, 378 unsolved in 5012 ms.
Refiners :[Domain max(s): 694/994 constraints, Positive P Invariants (semi-flows): 305/438 constraints, State Equation: 0/994 constraints, PredecessorRefiner: 0/378 constraints, Known Traps: 0/0 constraints]
After SMT, in 10323ms problems are : Problem set: 0 solved, 378 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 678 out of 994 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 994/994 places, 716/716 transitions.
Partial Free-agglomeration rule applied 49 times.
Drop transitions (Partial Free agglomeration) removed 49 transitions
Iterating global reduction 0 with 49 rules applied. Total rules applied 49 place count 994 transition count 716
Applied a total of 49 rules in 99 ms. Remains 994 /994 variables (removed 0) and now considering 716/716 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 99 ms. Remains : 994/994 places, 716/716 transitions.
RANDOM walk for 4000000 steps (8 resets) in 93459 ms. (42 steps per ms) remains 115/378 properties
BEST_FIRST walk for 40004 steps (8 resets) in 245 ms. (162 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 283 ms. (140 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 241 ms. (165 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 236 ms. (168 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 235 ms. (169 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 234 ms. (170 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 234 ms. (170 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 241 ms. (165 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 239 ms. (166 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 238 ms. (167 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40003 steps (8 resets) in 237 ms. (168 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40002 steps (8 resets) in 237 ms. (168 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 240 ms. (165 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 239 ms. (166 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 235 ms. (169 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 238 ms. (167 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 240 ms. (165 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 239 ms. (166 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 239 ms. (166 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 240 ms. (165 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40003 steps (8 resets) in 241 ms. (165 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 238 ms. (167 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 241 ms. (165 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 245 ms. (162 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40003 steps (8 resets) in 247 ms. (161 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40003 steps (8 resets) in 240 ms. (165 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 242 ms. (164 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 239 ms. (166 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 241 ms. (165 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 239 ms. (166 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40003 steps (8 resets) in 238 ms. (167 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 239 ms. (166 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 237 ms. (168 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 242 ms. (164 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 240 ms. (165 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40003 steps (8 resets) in 243 ms. (163 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40003 steps (8 resets) in 235 ms. (169 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40003 steps (8 resets) in 240 ms. (165 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 242 ms. (164 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 238 ms. (167 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40003 steps (8 resets) in 233 ms. (170 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40003 steps (8 resets) in 237 ms. (168 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40003 steps (8 resets) in 239 ms. (166 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40003 steps (8 resets) in 237 ms. (168 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 237 ms. (168 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 240 ms. (165 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 243 ms. (163 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 237 ms. (168 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40004 steps (8 resets) in 242 ms. (164 steps per ms) remains 115/115 properties
BEST_FIRST walk for 40003 steps (8 resets) in 238 ms. (167 steps per ms) remains 115/115 properties
// Phase 1: matrix 716 rows 994 cols
[2024-06-01 07:12:13] [INFO ] Computed 438 invariants in 4 ms
[2024-06-01 07:12:13] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/211 variables, 211/211 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/211 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 2 (OVERLAPS) 25/236 variables, 104/315 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 25/340 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/236 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 5 (OVERLAPS) 758/994 variables, 334/674 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 758/1432 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 8 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 115 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1710 variables, 15/2441 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1710 variables, 0/2441 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 11 (OVERLAPS) 0/1710 variables, 0/2441 constraints. Problems are: Problem set: 0 solved, 115 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1710/1710 variables, and 2441 constraints, problems are : Problem set: 0 solved, 115 unsolved in 14297 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 115/115 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 115 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/211 variables, 211/211 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/211 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 2 (OVERLAPS) 25/236 variables, 104/315 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 25/340 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/236 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 5 (OVERLAPS) 758/994 variables, 334/674 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 758/1432 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 8 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1710 variables, 15/2441 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1710 variables, 115/2556 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1710 variables, 0/2556 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 12 (OVERLAPS) 0/1710 variables, 0/2556 constraints. Problems are: Problem set: 0 solved, 115 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 2556 constraints, problems are : Problem set: 0 solved, 115 unsolved in 29411 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 115/115 constraints, Known Traps: 0/0 constraints]
After SMT, in 43776ms problems are : Problem set: 0 solved, 115 unsolved
Fused 115 Parikh solutions to 114 different solutions.
Parikh walk visited 7 properties in 30141 ms.
Support contains 198 out of 994 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 994/994 places, 716/716 transitions.
Partial Free-agglomeration rule applied 76 times.
Drop transitions (Partial Free agglomeration) removed 76 transitions
Iterating global reduction 0 with 76 rules applied. Total rules applied 76 place count 994 transition count 716
Applied a total of 76 rules in 92 ms. Remains 994 /994 variables (removed 0) and now considering 716/716 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 92 ms. Remains : 994/994 places, 716/716 transitions.
RANDOM walk for 4000000 steps (8 resets) in 53653 ms. (74 steps per ms) remains 16/108 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2245 ms. (178 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2235 ms. (178 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2213 ms. (180 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2219 ms. (180 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2225 ms. (179 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2214 ms. (180 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2229 ms. (179 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2234 ms. (178 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2211 ms. (180 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2206 ms. (181 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2578 ms. (155 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2783 ms. (143 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2210 ms. (180 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2187 ms. (182 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2230 ms. (179 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2226 ms. (179 steps per ms) remains 16/16 properties
// Phase 1: matrix 716 rows 994 cols
[2024-06-01 07:13:52] [INFO ] Computed 438 invariants in 5 ms
[2024-06-01 07:13:52] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 13/44 variables, 19/50 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 13/63 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 950/994 variables, 419/482 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 950/1432 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 16 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1710 variables, 33/2459 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1710 variables, 0/2459 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 11 (OVERLAPS) 0/1710 variables, 0/2459 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1710/1710 variables, and 2459 constraints, problems are : Problem set: 0 solved, 16 unsolved in 1782 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 13/44 variables, 19/50 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 13/63 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 950/994 variables, 419/482 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 950/1432 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1710 variables, 33/2459 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1710 variables, 16/2475 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1710 variables, 0/2475 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 12 (OVERLAPS) 0/1710 variables, 0/2475 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 2475 constraints, problems are : Problem set: 0 solved, 16 unsolved in 3194 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints]
After SMT, in 5004ms problems are : Problem set: 0 solved, 16 unsolved
Fused 16 Parikh solutions to 15 different solutions.
Parikh walk visited 0 properties in 4897 ms.
Support contains 31 out of 994 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 994/994 places, 716/716 transitions.
Partial Free-agglomeration rule applied 27 times.
Drop transitions (Partial Free agglomeration) removed 27 transitions
Iterating global reduction 0 with 27 rules applied. Total rules applied 27 place count 994 transition count 716
Applied a total of 27 rules in 60 ms. Remains 994 /994 variables (removed 0) and now considering 716/716 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60 ms. Remains : 994/994 places, 716/716 transitions.
RANDOM walk for 3053450 steps (6 resets) in 43661 ms. (69 steps per ms) remains 0/16 properties
Able to resolve query QuasiLiveness after proving 557 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 170742 ms.
ITS solved all properties within timeout

BK_STOP 1717226059049

--------------------
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 QuasiLiveness -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="ShieldPPPt-PT-040A"
export BK_EXAMINATION="QuasiLiveness"
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 ShieldPPPt-PT-040A, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r530-tall-171683779300412"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-040A.tgz
mv ShieldPPPt-PT-040A execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;