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.r476-tall-171620505200126.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 CANInsertWithFailure-PT-040, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r476-tall-171620505200126
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 11M
-rw-r--r-- 1 mcc users 8.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.0K May 19 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 19 15:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K May 19 07:13 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 17:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 98K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 19 07:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 19 15:24 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 9.8M 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

here is the order used to build the result vector(from text file)
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-00
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-01
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2023-02
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-03
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-04
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-05
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-06
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2023-07
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-08
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-09
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2023-10
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-11
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-12
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-13
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-14
FORMULA_NAME CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1717190364173

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CANInsertWithFailure-PT-040
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 21:19:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2024-05-31 21:19:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 21:19:25] [INFO ] Load time of PNML (sax parser for PT used): 368 ms
[2024-05-31 21:19:25] [INFO ] Transformed 3684 places.
[2024-05-31 21:19:25] [INFO ] Transformed 9840 transitions.
[2024-05-31 21:19:25] [INFO ] Parsed PT model containing 3684 places and 9840 transitions and 26400 arcs in 498 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 21 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (40 resets) in 2492 ms. (16 steps per ms) remains 6/16 properties
FORMULA CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 421 ms. (94 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 124 ms. (320 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 85 ms. (465 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 799 ms. (50 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 153 ms. (259 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 163 ms. (243 steps per ms) remains 6/6 properties
// Phase 1: matrix 9840 rows 3684 cols
[2024-05-31 21:19:27] [INFO ] Computed 43 invariants in 449 ms
[2024-05-31 21:19:27] [INFO ] State equation strengthened by 3160 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 3479/3629 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3629 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 50/3679 variables, 25/40 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3679 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 2/3681 variables, 2/42 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3681 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 9840/13521 variables, 3681/3723 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/13521 variables, 3160/6883 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 13521/13524 variables, and 6883 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5052 ms.
Refiners :[Positive P Invariants (semi-flows): 40/41 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 3681/3684 constraints, ReadFeed: 3160/3160 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 3479/3629 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 6 unsolved
[2024-05-31 21:19:34] [INFO ] Deduced a trap composed of 5 places in 356 ms of which 61 ms to minimize.
[2024-05-31 21:19:34] [INFO ] Deduced a trap composed of 5 places in 288 ms of which 15 ms to minimize.
[2024-05-31 21:19:34] [INFO ] Deduced a trap composed of 5 places in 176 ms of which 3 ms to minimize.
[2024-05-31 21:19:35] [INFO ] Deduced a trap composed of 5 places in 270 ms of which 14 ms to minimize.
[2024-05-31 21:19:35] [INFO ] Deduced a trap composed of 5 places in 206 ms of which 3 ms to minimize.
[2024-05-31 21:19:35] [INFO ] Deduced a trap composed of 5 places in 189 ms of which 3 ms to minimize.
[2024-05-31 21:19:35] [INFO ] Deduced a trap composed of 5 places in 191 ms of which 3 ms to minimize.
[2024-05-31 21:19:35] [INFO ] Deduced a trap composed of 5 places in 179 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/3629 variables, 8/23 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3629 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 50/3679 variables, 25/48 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3679 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 2/3681 variables, 2/50 constraints. Problems are: Problem set: 0 solved, 6 unsolved
[2024-05-31 21:19:40] [INFO ] Deduced a trap composed of 69 places in 2889 ms of which 28 ms to minimize.
SMT process timed out in 13204ms, After SMT, problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 150 out of 3684 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3684/3684 places, 9840/9840 transitions.
Graph (complete) has 13401 edges and 3684 vertex of which 3683 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.20 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 252 transitions
Trivial Post-agglo rules discarded 252 transitions
Performed 252 trivial Post agglomeration. Transition count delta: 252
Iterating post reduction 0 with 252 rules applied. Total rules applied 253 place count 3683 transition count 9588
Reduce places removed 252 places and 0 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Iterating post reduction 1 with 262 rules applied. Total rules applied 515 place count 3431 transition count 9578
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 525 place count 3421 transition count 9578
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 525 place count 3421 transition count 9574
Deduced a syphon composed of 4 places in 5 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 533 place count 3417 transition count 9574
Performed 1342 Post agglomeration using F-continuation condition.Transition count delta: 1342
Deduced a syphon composed of 1342 places in 8 ms
Reduce places removed 1342 places and 0 transitions.
Iterating global reduction 3 with 2684 rules applied. Total rules applied 3217 place count 2075 transition count 8232
Drop transitions (Redundant composition of simpler transitions.) removed 1272 transitions
Redundant transition composition rules discarded 1272 transitions
Iterating global reduction 3 with 1272 rules applied. Total rules applied 4489 place count 2075 transition count 6960
Free-agglomeration rule (complex) applied 7 times.
Iterating global reduction 3 with 7 rules applied. Total rules applied 4496 place count 2075 transition count 6953
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 4503 place count 2068 transition count 6953
Partial Free-agglomeration rule applied 1838 times.
Drop transitions (Partial Free agglomeration) removed 1838 transitions
Iterating global reduction 4 with 1838 rules applied. Total rules applied 6341 place count 2068 transition count 6953
Partial Free-agglomeration rule applied 88 times.
Drop transitions (Partial Free agglomeration) removed 88 transitions
Iterating global reduction 4 with 88 rules applied. Total rules applied 6429 place count 2068 transition count 6953
Applied a total of 6429 rules in 2510 ms. Remains 2068 /3684 variables (removed 1616) and now considering 6953/9840 (removed 2887) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2540 ms. Remains : 2068/3684 places, 6953/9840 transitions.
RANDOM walk for 40000 steps (176 resets) in 1032 ms. (38 steps per ms) remains 5/6 properties
FORMULA CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 262 ms. (152 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 74 ms. (533 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 138 ms. (287 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 76 ms. (519 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 172 ms. (231 steps per ms) remains 5/5 properties
// Phase 1: matrix 6953 rows 2068 cols
[2024-05-31 21:19:43] [INFO ] Computed 42 invariants in 178 ms
[2024-05-31 21:19:44] [INFO ] State equation strengthened by 6173 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/145 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 1868/2013 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2013 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 52/2065 variables, 26/40 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2065 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2065 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 1/2066 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2066 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 6953/9019 variables, 2066/2108 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem CANInsertWithFailure-PT-040-ReachabilityCardinality-2023-02 is UNSAT
FORMULA CANInsertWithFailure-PT-040-ReachabilityCardinality-2023-02 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 9 (INCLUDED_ONLY) 0/9019 variables, 6173/8281 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/9019 variables, 0/8281 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 2/9021 variables, 2/8283 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/9021 variables, 0/8283 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 0/9021 variables, 0/8283 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 9021/9021 variables, and 8283 constraints, problems are : Problem set: 1 solved, 4 unsolved in 4958 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 2068/2068 constraints, ReadFeed: 6173/6173 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1936/2002 variables, 9/9 constraints. Problems are: Problem set: 1 solved, 4 unsolved
[2024-05-31 21:19:49] [INFO ] Deduced a trap composed of 3 places in 68 ms of which 1 ms to minimize.
[2024-05-31 21:19:49] [INFO ] Deduced a trap composed of 2 places in 74 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/2002 variables, 2/11 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2002 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 62/2064 variables, 31/42 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2064 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 2/2066 variables, 2/44 constraints. Problems are: Problem set: 1 solved, 4 unsolved
[2024-05-31 21:19:51] [INFO ] Deduced a trap composed of 77 places in 1700 ms of which 12 ms to minimize.
[2024-05-31 21:19:53] [INFO ] Deduced a trap composed of 52 places in 1717 ms of which 13 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/2066 variables, 2/46 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2066 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 6953/9019 variables, 2066/2112 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/9019 variables, 6173/8285 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/9019 variables, 4/8289 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/9019 variables, 0/8289 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 2/9021 variables, 2/8291 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/9021 variables, 0/8291 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 0/9021 variables, 0/8291 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 9021/9021 variables, and 8291 constraints, problems are : Problem set: 1 solved, 4 unsolved in 44790 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 2068/2068 constraints, ReadFeed: 6173/6173 constraints, PredecessorRefiner: 4/5 constraints, Known Traps: 4/4 constraints]
After SMT, in 50085ms problems are : Problem set: 1 solved, 4 unsolved
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 532 ms.
Support contains 66 out of 2068 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2068/2068 places, 6953/6953 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 0 with 3 rules applied. Total rules applied 3 place count 2068 transition count 6950
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 4 rules applied. Total rules applied 7 place count 2065 transition count 6949
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 8 place count 2064 transition count 6949
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: 40
Deduced a syphon composed of 40 places in 2 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 3 with 80 rules applied. Total rules applied 88 place count 2024 transition count 6909
Partial Free-agglomeration rule applied 186 times.
Drop transitions (Partial Free agglomeration) removed 186 transitions
Iterating global reduction 3 with 186 rules applied. Total rules applied 274 place count 2024 transition count 6909
Applied a total of 274 rules in 446 ms. Remains 2024 /2068 variables (removed 44) and now considering 6909/6953 (removed 44) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 446 ms. Remains : 2024/2068 places, 6909/6953 transitions.
RANDOM walk for 40000 steps (187 resets) in 766 ms. (52 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 49 ms. (800 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 79 ms. (500 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 56 ms. (701 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 94 ms. (421 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 93982 steps, run timeout after 3001 ms. (steps per millisecond=31 ) properties seen :0 out of 4
Probabilistic random walk after 93982 steps, saw 30795 distinct states, run finished after 3004 ms. (steps per millisecond=31 ) properties seen :0
// Phase 1: matrix 6909 rows 2024 cols
[2024-05-31 21:20:38] [INFO ] Computed 42 invariants in 201 ms
[2024-05-31 21:20:38] [INFO ] State equation strengthened by 6478 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1892/1958 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1958 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 62/2020 variables, 31/40 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2020 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 2/2022 variables, 2/42 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2022 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 6909/8931 variables, 2022/2064 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/8931 variables, 6478/8542 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/8931 variables, 0/8542 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 2/8933 variables, 2/8544 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/8933 variables, 0/8544 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 0/8933 variables, 0/8544 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8933/8933 variables, and 8544 constraints, problems are : Problem set: 0 solved, 4 unsolved in 4579 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 2024/2024 constraints, ReadFeed: 6478/6478 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1892/1958 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
[2024-05-31 21:20:43] [INFO ] Deduced a trap composed of 2 places in 73 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1958 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1958 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 62/2020 variables, 31/41 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2020 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 2/2022 variables, 2/43 constraints. Problems are: Problem set: 0 solved, 4 unsolved
[2024-05-31 21:20:45] [INFO ] Deduced a trap composed of 51 places in 1653 ms of which 12 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/2022 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2022 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 6909/8931 variables, 2022/2066 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/8931 variables, 6478/8544 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/8931 variables, 4/8548 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/8931 variables, 0/8548 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 2/8933 variables, 2/8550 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/8933 variables, 0/8550 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 0/8933 variables, 0/8550 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8933/8933 variables, and 8550 constraints, problems are : Problem set: 0 solved, 4 unsolved in 31770 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 2024/2024 constraints, ReadFeed: 6478/6478 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 2/2 constraints]
After SMT, in 36653ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 835 ms.
Support contains 66 out of 2024 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2024/2024 places, 6909/6909 transitions.
Applied a total of 0 rules in 159 ms. Remains 2024 /2024 variables (removed 0) and now considering 6909/6909 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159 ms. Remains : 2024/2024 places, 6909/6909 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2024/2024 places, 6909/6909 transitions.
Applied a total of 0 rules in 156 ms. Remains 2024 /2024 variables (removed 0) and now considering 6909/6909 (removed 0) transitions.
[2024-05-31 21:21:15] [INFO ] Invariant cache hit.
[2024-05-31 21:21:17] [INFO ] Implicit Places using invariants in 1994 ms returned []
[2024-05-31 21:21:17] [INFO ] Invariant cache hit.
[2024-05-31 21:21:19] [INFO ] State equation strengthened by 6478 read => feed constraints.
[2024-05-31 21:21:49] [INFO ] Performed 906/2024 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-31 21:22:16] [INFO ] Implicit Places using invariants and state equation in 58480 ms returned []
Implicit Place search using SMT with State Equation took 60482 ms to find 0 implicit places.
[2024-05-31 21:22:17] [INFO ] Redundant transitions in 660 ms returned []
Running 6869 sub problems to find dead transitions.
[2024-05-31 21:22:17] [INFO ] Invariant cache hit.
[2024-05-31 21:22:17] [INFO ] State equation strengthened by 6478 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2023 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6869 unsolved
SMT process timed out in 37873ms, After SMT, problems are : Problem set: 0 solved, 6869 unsolved
Search for dead transitions found 0 dead transitions in 37957ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 99287 ms. Remains : 2024/2024 places, 6909/6909 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 6254 edges and 2024 vertex of which 1756 / 2024 are part of one of the 2 SCC in 4 ms
Free SCC test removed 1754 places
Drop transitions (Empty/Sink Transition effects.) removed 4784 transitions
Ensure Unique test removed 1578 transitions
Reduce isomorphic transitions removed 6362 transitions.
Graph (complete) has 791 edges and 270 vertex of which 165 are kept as prefixes of interest. Removing 105 places using SCC suffix rule.1 ms
Discarding 105 places :
Also discarding 33 output transitions
Drop transitions (Output transitions of discarded places.) removed 33 transitions
Drop transitions (Empty/Sink Transition effects.) removed 138 transitions
Reduce isomorphic transitions removed 138 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 139 rules applied. Total rules applied 141 place count 165 transition count 375
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 143 place count 164 transition count 374
Discarding 66 places :
Symmetric choice reduction at 2 with 66 rule applications. Total rules 209 place count 98 transition count 272
Iterating global reduction 2 with 66 rules applied. Total rules applied 275 place count 98 transition count 272
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Iterating post reduction 2 with 35 rules applied. Total rules applied 310 place count 98 transition count 237
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 314 place count 96 transition count 235
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 315 place count 96 transition count 234
Drop transitions (Redundant composition of simpler transitions.) removed 11 transitions
Redundant transition composition rules discarded 11 transitions
Iterating global reduction 4 with 11 rules applied. Total rules applied 326 place count 96 transition count 223
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 1 rules applied. Total rules applied 327 place count 96 transition count 222
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 328 place count 95 transition count 222
Free-agglomeration rule applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 329 place count 95 transition count 221
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 331 place count 94 transition count 220
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 332 place count 94 transition count 220
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 334 place count 92 transition count 218
Applied a total of 334 rules in 55 ms. Remains 92 /2024 variables (removed 1932) and now considering 218/6909 (removed 6691) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 218 rows 92 cols
[2024-05-31 21:22:55] [INFO ] Computed 5 invariants in 1 ms
[2024-05-31 21:22:55] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-05-31 21:22:55] [INFO ] After 42ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2024-05-31 21:22:55] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-05-31 21:22:55] [INFO ] After 86ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
[2024-05-31 21:22:55] [INFO ] After 177ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2024-05-31 21:22:55] [INFO ] After 297ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Over-approximation ignoring read arcs solved 0 properties in 420 ms.
[2024-05-31 21:22:55] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/ReachabilityCardinality.sr.xml took 3 ms.
[2024-05-31 21:22:55] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 2024 places, 6909 transitions and 27397 arcs took 34 ms.
[2024-05-31 21:22:56] [INFO ] Flatten gal took : 410 ms
Total runtime 210968 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=]
[--mu-opt] [--saturation=]
[--sat-granularity=] [--save-sat-levels]
[--guidance=] [-d|--deadlock]
[--action=] [-i|--invariant=STRING] [-n|--no-exit]
[--trace=] [--type=]
[--mu=.mu] [--ctl-star=.ctl]
[--ctl=.ctl] [--ltl=.ltl] [--dot=STRING]
[--save-levels=STRING] [--pg-solve] [--attr=]
[--saturating-attractor] [--write-strategy=.spg]
[--check-strategy] [--interactive-play] [--player]
[--pg-write=.spg] [--no-matrix] [--noack=<1|2>]
[--edge-label=] [--labels] [-m|--matrix]
[--mucalc=.mcf|] [-c|--cache]
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por= (default: heur)]
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=] [--sloan-w2=]
[--cw-max-cols=] [--cw-max-rows=] [--col-ins=<(C.C',)+>]
[--mh-timeout=] [--row-perm=<(R,)+>] [--col-perm=<(C,)+>]
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=] [--ldd32-step=]
[--ldd32-cache=] [--ldd-step=] [--ldd-cache=]
[--cache-ratio=] [--max-increase=]
[--min-free-nodes=] [--fdd-bits=]
[--fdd-reorder=]
[--vset-cache-diff=] [--no-soundness-check] [--precise]
[--next-union] [--peak-nodes] [--maxsum=]
[--block-size=] [--cluster-size=] [-v] [-q]
[--debug=] [--stats] [--where] [--when]
[--timeout=INT] [--version] [-h|--help] [--usage]
[OPTIONS] []
Could not compute solution for formula : CANInsertWithFailure-PT-040-ReachabilityCardinality-2023-07
Could not compute solution for formula : CANInsertWithFailure-PT-040-ReachabilityCardinality-2023-10
Could not compute solution for formula : CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-12
Could not compute solution for formula : CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-13

BK_STOP 1717190576567

--------------------
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 ReachabilityCardinality -timeout 360 -rebuildPNML
mcc2024
rfs formula name CANInsertWithFailure-PT-040-ReachabilityCardinality-2023-07
rfs formula type EF
rfs formula formula --invariant=/tmp/604/inv_0_
rfs formula name CANInsertWithFailure-PT-040-ReachabilityCardinality-2023-10
rfs formula type AG
rfs formula formula --invariant=/tmp/604/inv_1_
rfs formula name CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-12
rfs formula type AG
rfs formula formula --invariant=/tmp/604/inv_2_
rfs formula name CANInsertWithFailure-PT-040-ReachabilityCardinality-2024-13
rfs formula type AG
rfs formula formula --invariant=/tmp/604/inv_3_
pnml2lts-sym, ** error **: unknown vector set implementation lddmc

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="CANInsertWithFailure-PT-040"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 CANInsertWithFailure-PT-040, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r476-tall-171620505200126"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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