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.r254-tall-171654363700184.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is Murphy-PT-D1N010, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-171654363700184
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 444K
-rw-r--r-- 1 mcc users 8.4K Apr 11 23:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 92K Apr 11 23:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Apr 11 22:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Apr 11 22:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 6 10:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 6 10:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 6 10:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 6 10:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 10K Apr 11 23:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Apr 11 23:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Apr 11 23:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Apr 11 23:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 6 10:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 6 10:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 7.6K 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 Liveness

=== Now, execution of the tool begins

BK_START 1716636066115

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Murphy-PT-D1N010
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-25 11:21:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2024-05-25 11:21:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-25 11:21:07] [INFO ] Load time of PNML (sax parser for PT used): 32 ms
[2024-05-25 11:21:07] [INFO ] Transformed 12 places.
[2024-05-25 11:21:07] [INFO ] Transformed 14 transitions.
[2024-05-25 11:21:07] [INFO ] Parsed PT model containing 12 places and 14 transitions and 54 arcs in 132 ms.
Discarding 6 transitions out of 14. Remains 8
Built sparse matrix representations for Structural reductions in 4 ms.19136KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 12/12 places, 14/14 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 26 ms. Remains 12 /12 variables (removed 0) and now considering 14/14 (removed 0) transitions.
Running 8 sub problems to find dead transitions.
// Phase 1: matrix 14 rows 12 cols
[2024-05-25 11:21:07] [INFO ] Computed 3 invariants in 3 ms
[2024-05-25 11:21:07] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 2/10 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 14/24 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 2/26 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/26 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/26 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/26 variables, and 19 constraints, problems are : Problem set: 0 solved, 8 unsolved in 265 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 2/10 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 14/24 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 2/26 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/26 variables, 8/27 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/26 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (OVERLAPS) 0/26 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/26 variables, and 27 constraints, problems are : Problem set: 0 solved, 8 unsolved in 288 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 594ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 622ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 695 ms. Remains : 12/12 places, 14/14 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 12/12 places, 14/14 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 2 ms. Remains 12 /12 variables (removed 0) and now considering 14/14 (removed 0) transitions.
[2024-05-25 11:21:08] [INFO ] Invariant cache hit.
[2024-05-25 11:21:08] [INFO ] Implicit Places using invariants in 128 ms returned []
[2024-05-25 11:21:08] [INFO ] Invariant cache hit.
[2024-05-25 11:21:08] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-25 11:21:08] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 163 ms to find 0 implicit places.
[2024-05-25 11:21:08] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2024-05-25 11:21:08] [INFO ] Invariant cache hit.
[2024-05-25 11:21:08] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 2/10 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 14/24 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 2/26 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/26 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/26 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/26 variables, and 19 constraints, problems are : Problem set: 0 solved, 8 unsolved in 106 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 2/10 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 14/24 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 2/26 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/26 variables, 8/27 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/26 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (OVERLAPS) 0/26 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/26 variables, and 27 constraints, problems are : Problem set: 0 solved, 8 unsolved in 91 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 209ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 209ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 379 ms. Remains : 12/12 places, 14/14 transitions.
Random walk for 1250004 steps, including 0 resets, run took 517 ms (no deadlock found). (steps per millisecond=2417 )
Random directed walk for 1250005 steps, including 0 resets, run took 498 ms (no deadlock found). (steps per millisecond=2510 )
[2024-05-25 11:21:09] [INFO ] Invariant cache hit.
[2024-05-25 11:21:09] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-25 11:21:09] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-25 11:21:09] [INFO ] [Real]Absence check using state equation in 4 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 12/12 places, 14/14 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 14/14 (removed 0) transitions.
Running 8 sub problems to find dead transitions.
[2024-05-25 11:21:09] [INFO ] Invariant cache hit.
[2024-05-25 11:21:09] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 2/10 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 14/24 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 2/26 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/26 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/26 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/26 variables, and 19 constraints, problems are : Problem set: 0 solved, 8 unsolved in 103 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 2/10 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 14/24 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 2/26 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/26 variables, 8/27 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/26 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (OVERLAPS) 0/26 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/26 variables, and 27 constraints, problems are : Problem set: 0 solved, 8 unsolved in 95 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 202ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 202ms
[2024-05-25 11:21:09] [INFO ] Invariant cache hit.
[2024-05-25 11:21:09] [INFO ] Implicit Places using invariants in 41 ms returned [4, 5]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 45 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 10/12 places, 14/14 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 14/14 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 250 ms. Remains : 10/12 places, 14/14 transitions.
Discarding 6 transitions out of 14. Remains 8
Initial state reduction rules removed 4 formulas.
RANDOM walk for 40021 steps (8 resets) in 414 ms. (96 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 91 ms. (434 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 104 ms. (380 steps per ms) remains 2/2 properties
// Phase 1: matrix 14 rows 10 cols
[2024-05-25 11:21:10] [INFO ] Computed 1 invariants in 0 ms
[2024-05-25 11:21:10] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 8/12 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 2/14 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 6/20 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/20 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/24 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/24 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/24 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/24 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 15 constraints, problems are : Problem set: 0 solved, 2 unsolved in 78 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 8/12 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 2/14 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 6/20 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/20 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/24 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/24 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/24 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/24 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 17 constraints, problems are : Problem set: 0 solved, 2 unsolved in 93 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 190ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 29 ms.
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 14/14 transitions.
Graph (complete) has 28 edges and 10 vertex of which 6 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.0 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 6 transition count 8
Applied a total of 3 rules in 14 ms. Remains 6 /10 variables (removed 4) and now considering 8/14 (removed 6) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 6 cols
[2024-05-25 11:21:10] [INFO ] Computed 0 invariants in 1 ms
[2024-05-25 11:21:10] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 8/12 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 2/14 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/14 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 8 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[State Equation: 6/6 constraints, ReadFeed: 2/2 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 8/12 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 2/14 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/14 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 14 constraints, problems are : Problem set: 0 solved, 6 unsolved in 175 ms.
Refiners :[State Equation: 6/6 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 226ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 228ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 242 ms. Remains : 6/10 places, 8/14 transitions.
RANDOM walk for 4000002 steps (8 resets) in 4976 ms. (803 steps per ms) remains 2/2 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 1341 ms. (2980 steps per ms) remains 2/2 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 1085 ms. (3683 steps per ms) remains 2/2 properties
Probably explored full state space saw : 36 states, properties seen :0
Probabilistic random walk after 132 steps, saw 36 distinct states, run finished after 9 ms. (steps per millisecond=14 ) properties seen :0
Explored full state space saw : 36 states, properties seen :0
Exhaustive walk after 132 steps, saw 36 distinct states, run finished after 2 ms. (steps per millisecond=66 ) properties seen :0
FORMULA Liveness FALSE TECHNIQUES QUASILIVENESS_TEST
Total runtime 5413 ms.
ITS solved all properties within timeout

BK_STOP 1716636072771

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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 Liveness -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="Murphy-PT-D1N010"
export BK_EXAMINATION="Liveness"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is Murphy-PT-D1N010, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r254-tall-171654363700184"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Murphy-PT-D1N010.tgz
mv Murphy-PT-D1N010 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;