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.r091-tall-171624187000099.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 greatspnxred
Input is CloudOpsManagement-PT-10240by05120, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r091-tall-171624187000099
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 7.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.4K Apr 22 14:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 22 14:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Apr 22 14:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 22 14:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Apr 11 15:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 147K Apr 11 15:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Apr 11 15:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 67K Apr 11 15:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Apr 22 14:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Apr 22 14:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 13 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 17K 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 CloudOpsManagement-PT-10240by05120-LTLCardinality-00
FORMULA_NAME CloudOpsManagement-PT-10240by05120-LTLCardinality-01
FORMULA_NAME CloudOpsManagement-PT-10240by05120-LTLCardinality-02
FORMULA_NAME CloudOpsManagement-PT-10240by05120-LTLCardinality-03
FORMULA_NAME CloudOpsManagement-PT-10240by05120-LTLCardinality-04
FORMULA_NAME CloudOpsManagement-PT-10240by05120-LTLCardinality-05
FORMULA_NAME CloudOpsManagement-PT-10240by05120-LTLCardinality-06
FORMULA_NAME CloudOpsManagement-PT-10240by05120-LTLCardinality-07
FORMULA_NAME CloudOpsManagement-PT-10240by05120-LTLCardinality-08
FORMULA_NAME CloudOpsManagement-PT-10240by05120-LTLCardinality-09
FORMULA_NAME CloudOpsManagement-PT-10240by05120-LTLCardinality-10
FORMULA_NAME CloudOpsManagement-PT-10240by05120-LTLCardinality-11
FORMULA_NAME CloudOpsManagement-PT-10240by05120-LTLCardinality-12
FORMULA_NAME CloudOpsManagement-PT-10240by05120-LTLCardinality-13
FORMULA_NAME CloudOpsManagement-PT-10240by05120-LTLCardinality-14
FORMULA_NAME CloudOpsManagement-PT-10240by05120-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716252885197

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudOpsManagement-PT-10240by05120
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 00:54:46] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-21 00:54:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 00:54:46] [INFO ] Load time of PNML (sax parser for PT used): 36 ms
[2024-05-21 00:54:46] [INFO ] Transformed 27 places.
[2024-05-21 00:54:46] [INFO ] Transformed 29 transitions.
[2024-05-21 00:54:46] [INFO ] Parsed PT model containing 27 places and 29 transitions and 94 arcs in 149 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 13 ms.
Working with output stream class java.io.PrintStream
Support contains 25 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Applied a total of 0 rules in 9 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 27 cols
[2024-05-21 00:54:46] [INFO ] Computed 11 invariants in 8 ms
[2024-05-21 00:54:46] [INFO ] Implicit Places using invariants in 154 ms returned []
[2024-05-21 00:54:46] [INFO ] Invariant cache hit.
[2024-05-21 00:54:46] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 00:54:46] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 243 ms to find 0 implicit places.
Running 26 sub problems to find dead transitions.
[2024-05-21 00:54:47] [INFO ] Invariant cache hit.
[2024-05-21 00:54:47] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/27 variables, 7/11 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/27 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/55 variables, 27/38 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/55 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/55 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/56 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/56 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/56 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/56 variables, and 41 constraints, problems are : Problem set: 0 solved, 26 unsolved in 417 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 27/27 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/27 variables, 7/11 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/27 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/55 variables, 27/38 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/55 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/55 variables, 26/66 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/55 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 1/56 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/56 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 0/56 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/56 variables, and 67 constraints, problems are : Problem set: 0 solved, 26 unsolved in 325 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 27/27 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints]
After SMT, in 774ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 784ms
Finished structural reductions in LTL mode , in 1 iterations and 1058 ms. Remains : 27/27 places, 29/29 transitions.
Support contains 25 out of 27 places after structural reductions.
[2024-05-21 00:54:48] [INFO ] Flatten gal took : 17 ms
[2024-05-21 00:54:48] [INFO ] Flatten gal took : 6 ms
[2024-05-21 00:54:48] [INFO ] Input system was already deterministic with 29 transitions.
RANDOM walk for 40972 steps (4 resets) in 165 ms. (246 steps per ms) remains 29/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 96 ms. (41 steps per ms) remains 20/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 63 ms. (62 steps per ms) remains 16/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 15/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 14/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4003 steps (8 resets) in 7 ms. (500 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4002 steps (8 resets) in 13 ms. (285 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 14/14 properties
[2024-05-21 00:54:48] [INFO ] Invariant cache hit.
[2024-05-21 00:54:48] [INFO ] State equation strengthened by 3 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp9 is UNSAT
Problem AtomicPropp23 is UNSAT
Problem AtomicPropp24 is UNSAT
At refinement iteration 2 (OVERLAPS) 7/25 variables, 8/10 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 28/53 variables, 25/35 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 2/37 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/37 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 2/55 variables, 2/39 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/55 variables, 1/40 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/55 variables, 0/40 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 10 (OVERLAPS) 1/56 variables, 1/41 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/56 variables, 0/41 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 12 (OVERLAPS) 0/56 variables, 0/41 constraints. Problems are: Problem set: 4 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/56 variables, and 41 constraints, problems are : Problem set: 4 solved, 10 unsolved in 139 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 27/27 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 11/25 variables, 9/10 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 28/53 variables, 25/35 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 2/37 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 8/45 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/45 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 2/55 variables, 2/47 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/55 variables, 1/48 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/55 variables, 2/50 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/55 variables, 0/50 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 12 (OVERLAPS) 1/56 variables, 1/51 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/56 variables, 0/51 constraints. Problems are: Problem set: 4 solved, 10 unsolved
At refinement iteration 14 (OVERLAPS) 0/56 variables, 0/51 constraints. Problems are: Problem set: 4 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/56 variables, and 51 constraints, problems are : Problem set: 4 solved, 10 unsolved in 225 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 27/27 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 10/14 constraints, Known Traps: 0/0 constraints]
After SMT, in 373ms problems are : Problem set: 4 solved, 10 unsolved
Fused 10 Parikh solutions to 2 different solutions.
Parikh walk visited 8 properties in 30000 ms.
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 8 edges and 27 vertex of which 8 / 27 are part of one of the 4 SCC in 3 ms
Free SCC test removed 4 places
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t28 and 2 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 21 transition count 18
Applied a total of 3 rules in 20 ms. Remains 21 /27 variables (removed 6) and now considering 18/29 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 21/27 places, 18/29 transitions.
RANDOM walk for 40972 steps (4 resets) in 204 ms. (199 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 60 ms. (655 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 64 ms. (615 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 647192 steps, run timeout after 3001 ms. (steps per millisecond=215 ) properties seen :0 out of 2
Probabilistic random walk after 647192 steps, saw 476583 distinct states, run finished after 3004 ms. (steps per millisecond=215 ) properties seen :0
// Phase 1: matrix 18 rows 21 cols
[2024-05-21 00:55:21] [INFO ] Computed 10 invariants in 1 ms
[2024-05-21 00:55:21] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
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, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 5/17 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 16/33 variables, 17/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/33 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/37 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/37 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/37 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/37 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/39 variables, 2/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/39 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/39 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/39 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 33 constraints, problems are : Problem set: 0 solved, 2 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 21/21 constraints, ReadFeed: 2/2 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, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 5/17 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 16/33 variables, 17/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/33 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/33 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/37 variables, 2/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/37 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/37 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/37 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/37 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/39 variables, 2/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/39 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/39 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/39 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 35 constraints, problems are : Problem set: 0 solved, 2 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 21/21 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 123ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 1 properties in 4079 ms.
Support contains 2 out of 21 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21/21 places, 18/18 transitions.
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t24 and 2 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 19 transition count 16
Ensure Unique test removed 1 places
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 18 transition count 16
Applied a total of 3 rules in 5 ms. Remains 18 /21 variables (removed 3) and now considering 16/18 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 18/21 places, 16/18 transitions.
RANDOM walk for 40972 steps (4 resets) in 37 ms. (1078 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2924265 steps, run timeout after 3001 ms. (steps per millisecond=974 ) properties seen :0 out of 1
Probabilistic random walk after 2924265 steps, saw 2244064 distinct states, run finished after 3001 ms. (steps per millisecond=974 ) properties seen :0
// Phase 1: matrix 16 rows 18 cols
[2024-05-21 00:55:29] [INFO ] Computed 8 invariants in 0 ms
[2024-05-21 00:55:29] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/12 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/14 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 14/28 variables, 14/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/28 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/28 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 4/32 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/32 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/32 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/32 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/34 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/34 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/34 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/34 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 34/34 variables, and 28 constraints, problems are : Problem set: 0 solved, 1 unsolved in 36 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 18/18 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/12 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/14 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 14/28 variables, 14/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/28 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/28 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 4/32 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/32 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/32 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/32 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/32 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/34 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/34 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/34 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/34 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 34/34 variables, and 29 constraints, problems are : Problem set: 0 solved, 1 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 18/18 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 80ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2786 ms.
Support contains 2 out of 18 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 16/16 transitions.
Applied a total of 0 rules in 2 ms. Remains 18 /18 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 18/18 places, 16/16 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 16/16 transitions.
Applied a total of 0 rules in 2 ms. Remains 18 /18 variables (removed 0) and now considering 16/16 (removed 0) transitions.
[2024-05-21 00:55:32] [INFO ] Invariant cache hit.
[2024-05-21 00:55:32] [INFO ] Implicit Places using invariants in 47 ms returned [10, 15]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 49 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 16/18 places, 16/16 transitions.
Graph (trivial) has 2 edges and 16 vertex of which 2 / 16 are part of one of the 1 SCC in 1 ms
Free SCC test removed 1 places
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Applied a total of 1 rules in 2 ms. Remains 15 /16 variables (removed 1) and now considering 14/16 (removed 2) transitions.
// Phase 1: matrix 14 rows 15 cols
[2024-05-21 00:55:32] [INFO ] Computed 6 invariants in 1 ms
[2024-05-21 00:55:32] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-21 00:55:32] [INFO ] Invariant cache hit.
[2024-05-21 00:55:32] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-21 00:55:32] [INFO ] Implicit Places using invariants and state equation in 39 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 60 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 14/18 places, 14/16 transitions.
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t3 and 2 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 12 transition count 12
Applied a total of 2 rules in 1 ms. Remains 12 /14 variables (removed 2) and now considering 12/14 (removed 2) transitions.
// Phase 1: matrix 12 rows 12 cols
[2024-05-21 00:55:32] [INFO ] Computed 4 invariants in 0 ms
[2024-05-21 00:55:32] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-21 00:55:32] [INFO ] Invariant cache hit.
[2024-05-21 00:55:32] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-21 00:55:32] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 12/18 places, 12/16 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 170 ms. Remains : 12/18 places, 12/16 transitions.
RANDOM walk for 40972 steps (4 resets) in 46 ms. (871 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 34 ms. (1142 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3548553 steps, run timeout after 3001 ms. (steps per millisecond=1182 ) properties seen :0 out of 1
Probabilistic random walk after 3548553 steps, saw 2439895 distinct states, run finished after 3001 ms. (steps per millisecond=1182 ) properties seen :0
[2024-05-21 00:55:35] [INFO ] Invariant cache hit.
[2024-05-21 00:55:35] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4/11 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 12/23 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/23 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/23 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/24 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/24 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/24 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 17 constraints, problems are : Problem set: 0 solved, 1 unsolved in 38 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4/11 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 12/23 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/23 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/23 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/24 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/24 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/24 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/24 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 18 constraints, problems are : Problem set: 0 solved, 1 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 100ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2350 ms.
Support contains 2 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 12/12 places, 12/12 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2024-05-21 00:55:37] [INFO ] Invariant cache hit.
[2024-05-21 00:55:37] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-05-21 00:55:37] [INFO ] Invariant cache hit.
[2024-05-21 00:55:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-21 00:55:37] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2024-05-21 00:55:37] [INFO ] Redundant transitions in 1 ms returned []
Running 10 sub problems to find dead transitions.
[2024-05-21 00:55:37] [INFO ] Invariant cache hit.
[2024-05-21 00:55:37] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 2/12 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/16 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 17 constraints, problems are : Problem set: 0 solved, 10 unsolved in 72 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 2/12 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/16 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 10/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 27 constraints, problems are : Problem set: 0 solved, 10 unsolved in 84 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
After SMT, in 159ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 159ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 217 ms. Remains : 12/12 places, 12/12 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running SMT prover for 1 properties.
[2024-05-21 00:55:37] [INFO ] Invariant cache hit.
[2024-05-21 00:55:37] [INFO ] After 18ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-21 00:55:37] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2024-05-21 00:55:37] [INFO ] After 5ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-21 00:55:38] [INFO ] After 8ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-21 00:55:38] [INFO ] After 50ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 85 ms.
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 4 atomic propositions for a total of 15 simplifications.
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(p0)&&(p1||G(p2)))))'
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 27 cols
[2024-05-21 00:55:38] [INFO ] Computed 11 invariants in 1 ms
[2024-05-21 00:55:38] [INFO ] Implicit Places using invariants in 32 ms returned [16, 19, 23]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 33 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/27 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35 ms. Remains : 24/27 places, 29/29 transitions.
Stuttering acceptance computed with spot in 241 ms :[true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (NOT p2)), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : CloudOpsManagement-PT-10240by05120-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-10240by05120-LTLCardinality-00 finished in 344 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 1 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2024-05-21 00:55:38] [INFO ] Invariant cache hit.
[2024-05-21 00:55:38] [INFO ] Implicit Places using invariants in 32 ms returned [16, 19, 23]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 33 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/27 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34 ms. Remains : 24/27 places, 29/29 transitions.
Stuttering acceptance computed with spot in 96 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-10240by05120-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 211 steps with 0 reset in 11 ms.
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-10240by05120-LTLCardinality-03 finished in 152 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 3 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 7 edges and 27 vertex of which 6 / 27 are part of one of the 3 SCC in 0 ms
Free SCC test removed 3 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 24 transition count 25
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 24 transition count 24
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 22 transition count 24
Applied a total of 5 rules in 9 ms. Remains 22 /27 variables (removed 5) and now considering 24/29 (removed 5) transitions.
[2024-05-21 00:55:38] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
// Phase 1: matrix 21 rows 22 cols
[2024-05-21 00:55:38] [INFO ] Computed 10 invariants in 2 ms
[2024-05-21 00:55:38] [INFO ] Implicit Places using invariants in 27 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 21/27 places, 24/29 transitions.
Graph (trivial) has 6 edges and 21 vertex of which 2 / 21 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Applied a total of 1 rules in 1 ms. Remains 20 /21 variables (removed 1) and now considering 23/24 (removed 1) transitions.
[2024-05-21 00:55:38] [INFO ] Flow matrix only has 19 transitions (discarded 4 similar events)
// Phase 1: matrix 19 rows 20 cols
[2024-05-21 00:55:38] [INFO ] Computed 9 invariants in 1 ms
[2024-05-21 00:55:38] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-21 00:55:38] [INFO ] Flow matrix only has 19 transitions (discarded 4 similar events)
[2024-05-21 00:55:38] [INFO ] Invariant cache hit.
[2024-05-21 00:55:38] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 00:55:38] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 20/27 places, 23/29 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 101 ms. Remains : 20/27 places, 23/29 transitions.
Stuttering acceptance computed with spot in 120 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudOpsManagement-PT-10240by05120-LTLCardinality-04
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-10240by05120-LTLCardinality-04 finished in 238 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 27 cols
[2024-05-21 00:55:39] [INFO ] Computed 11 invariants in 1 ms
[2024-05-21 00:55:39] [INFO ] Implicit Places using invariants in 29 ms returned [16, 19, 23]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 30 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/27 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 32 ms. Remains : 24/27 places, 29/29 transitions.
Stuttering acceptance computed with spot in 204 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-10240by05120-LTLCardinality-05
Stuttering criterion allowed to conclude after 41 steps with 2 reset in 1 ms.
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-10240by05120-LTLCardinality-05 finished in 249 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))&&F(p1)&&G(p2)))'
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2024-05-21 00:55:39] [INFO ] Invariant cache hit.
[2024-05-21 00:55:39] [INFO ] Implicit Places using invariants in 44 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 46 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 26/27 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 49 ms. Remains : 26/27 places, 29/29 transitions.
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p0) (NOT p2)), true, (OR (NOT p2) (NOT p0) (NOT p1)), (OR (NOT p2) (NOT p0) (NOT p1))]
Running random walk in product with property : CloudOpsManagement-PT-10240by05120-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-10240by05120-LTLCardinality-06 finished in 190 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(p0))&&F((p1&&X(p2))))))'
Support contains 7 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2024-05-21 00:55:39] [INFO ] Invariant cache hit.
[2024-05-21 00:55:39] [INFO ] Implicit Places using invariants in 30 ms returned [16, 19, 23]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 30 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/27 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 32 ms. Remains : 24/27 places, 29/29 transitions.
Stuttering acceptance computed with spot in 255 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p1) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p2), (NOT p0), true]
Running random walk in product with property : CloudOpsManagement-PT-10240by05120-LTLCardinality-07
Stuttering criterion allowed to conclude after 25 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-10240by05120-LTLCardinality-07 finished in 304 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 9 edges and 27 vertex of which 8 / 27 are part of one of the 4 SCC in 1 ms
Free SCC test removed 4 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 4 place count 23 transition count 22
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 7 place count 23 transition count 19
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 13 place count 17 transition count 19
Applied a total of 13 rules in 7 ms. Remains 17 /27 variables (removed 10) and now considering 19/29 (removed 10) transitions.
[2024-05-21 00:55:39] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
// Phase 1: matrix 15 rows 17 cols
[2024-05-21 00:55:39] [INFO ] Computed 8 invariants in 0 ms
[2024-05-21 00:55:39] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-05-21 00:55:39] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2024-05-21 00:55:39] [INFO ] Invariant cache hit.
[2024-05-21 00:55:39] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 00:55:39] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
[2024-05-21 00:55:39] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2024-05-21 00:55:39] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2024-05-21 00:55:39] [INFO ] Invariant cache hit.
[2024-05-21 00:55:39] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 3/17 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 14/31 variables, 17/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 1/32 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/32 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 0/32 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 32/32 variables, and 28 constraints, problems are : Problem set: 0 solved, 16 unsolved in 145 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 17/17 constraints, ReadFeed: 3/3 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) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 3/17 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 14/31 variables, 17/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/31 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 1/32 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/32 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (OVERLAPS) 0/32 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 32/32 variables, and 44 constraints, problems are : Problem set: 0 solved, 16 unsolved in 150 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 17/17 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints]
After SMT, in 299ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 299ms
Starting structural reductions in SI_LTL mode, iteration 1 : 17/27 places, 19/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 373 ms. Remains : 17/27 places, 19/29 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-10240by05120-LTLCardinality-08
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-10240by05120-LTLCardinality-08 finished in 427 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&(p1||G(p2)))))'
Support contains 5 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 27 cols
[2024-05-21 00:55:40] [INFO ] Computed 11 invariants in 1 ms
[2024-05-21 00:55:40] [INFO ] Implicit Places using invariants in 32 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 26/27 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 33 ms. Remains : 26/27 places, 29/29 transitions.
Stuttering acceptance computed with spot in 141 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p0), (NOT p2)]
Running random walk in product with property : CloudOpsManagement-PT-10240by05120-LTLCardinality-09
Stuttering criterion allowed to conclude after 31 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-10240by05120-LTLCardinality-09 finished in 188 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0&&X((p0&&G(p1)))))))'
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2024-05-21 00:55:40] [INFO ] Invariant cache hit.
[2024-05-21 00:55:40] [INFO ] Implicit Places using invariants in 35 ms returned [16, 19, 23]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 36 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/27 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37 ms. Remains : 24/27 places, 29/29 transitions.
Stuttering acceptance computed with spot in 126 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : CloudOpsManagement-PT-10240by05120-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 133 steps with 0 reset in 2 ms.
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-10240by05120-LTLCardinality-10 finished in 176 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 9 edges and 27 vertex of which 8 / 27 are part of one of the 4 SCC in 0 ms
Free SCC test removed 4 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 4 place count 23 transition count 22
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 7 place count 23 transition count 19
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 13 place count 17 transition count 19
Applied a total of 13 rules in 7 ms. Remains 17 /27 variables (removed 10) and now considering 19/29 (removed 10) transitions.
[2024-05-21 00:55:40] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
// Phase 1: matrix 15 rows 17 cols
[2024-05-21 00:55:40] [INFO ] Computed 8 invariants in 1 ms
[2024-05-21 00:55:40] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-21 00:55:40] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2024-05-21 00:55:40] [INFO ] Invariant cache hit.
[2024-05-21 00:55:40] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 00:55:40] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2024-05-21 00:55:40] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2024-05-21 00:55:40] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2024-05-21 00:55:40] [INFO ] Invariant cache hit.
[2024-05-21 00:55:40] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 3/17 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 14/31 variables, 17/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 1/32 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/32 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 0/32 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 32/32 variables, and 28 constraints, problems are : Problem set: 0 solved, 16 unsolved in 142 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 17/17 constraints, ReadFeed: 3/3 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) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 3/17 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 14/31 variables, 17/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/31 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 1/32 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/32 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (OVERLAPS) 0/32 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 32/32 variables, and 44 constraints, problems are : Problem set: 0 solved, 16 unsolved in 147 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 17/17 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints]
After SMT, in 297ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 297ms
Starting structural reductions in SI_LTL mode, iteration 1 : 17/27 places, 19/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 356 ms. Remains : 17/27 places, 19/29 transitions.
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-10240by05120-LTLCardinality-12
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-10240by05120-LTLCardinality-12 finished in 462 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F((G(p1)||G(p2))))))'
Support contains 3 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 6 edges and 27 vertex of which 6 / 27 are part of one of the 3 SCC in 0 ms
Free SCC test removed 3 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 24 transition count 24
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 5 place count 24 transition count 22
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 20 transition count 22
Applied a total of 9 rules in 6 ms. Remains 20 /27 variables (removed 7) and now considering 22/29 (removed 7) transitions.
[2024-05-21 00:55:41] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
// Phase 1: matrix 19 rows 20 cols
[2024-05-21 00:55:41] [INFO ] Computed 9 invariants in 1 ms
[2024-05-21 00:55:41] [INFO ] Implicit Places using invariants in 32 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 19/27 places, 22/29 transitions.
Graph (trivial) has 5 edges and 19 vertex of which 2 / 19 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Applied a total of 1 rules in 1 ms. Remains 18 /19 variables (removed 1) and now considering 21/22 (removed 1) transitions.
[2024-05-21 00:55:41] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
// Phase 1: matrix 17 rows 18 cols
[2024-05-21 00:55:41] [INFO ] Computed 8 invariants in 0 ms
[2024-05-21 00:55:41] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-21 00:55:41] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2024-05-21 00:55:41] [INFO ] Invariant cache hit.
[2024-05-21 00:55:41] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 00:55:41] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 18/27 places, 21/29 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 96 ms. Remains : 18/27 places, 21/29 transitions.
Stuttering acceptance computed with spot in 114 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : CloudOpsManagement-PT-10240by05120-LTLCardinality-13
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-10240by05120-LTLCardinality-13 finished in 231 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||G(p1))))'
Support contains 3 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 7 edges and 27 vertex of which 6 / 27 are part of one of the 3 SCC in 0 ms
Free SCC test removed 3 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 24 transition count 24
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 5 place count 24 transition count 22
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 20 transition count 22
Applied a total of 9 rules in 9 ms. Remains 20 /27 variables (removed 7) and now considering 22/29 (removed 7) transitions.
[2024-05-21 00:55:41] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
// Phase 1: matrix 19 rows 20 cols
[2024-05-21 00:55:41] [INFO ] Computed 9 invariants in 2 ms
[2024-05-21 00:55:41] [INFO ] Implicit Places using invariants in 25 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 19/27 places, 22/29 transitions.
Applied a total of 0 rules in 2 ms. Remains 19 /19 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 37 ms. Remains : 19/27 places, 22/29 transitions.
Stuttering acceptance computed with spot in 24 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudOpsManagement-PT-10240by05120-LTLCardinality-14
Stuttering criterion allowed to conclude after 15 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-10240by05120-LTLCardinality-14 finished in 80 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(X(G(X(p0))))||((!X(p1) U p2)&&G(!p0))))'
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 27 cols
[2024-05-21 00:55:41] [INFO ] Computed 11 invariants in 0 ms
[2024-05-21 00:55:41] [INFO ] Implicit Places using invariants in 27 ms returned [16, 19, 23]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 27 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/27 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 28 ms. Remains : 24/27 places, 29/29 transitions.
Stuttering acceptance computed with spot in 377 ms :[true, (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (NOT p2) p0 p1), p0, (NOT p0), false, false, (NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-10240by05120-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 161 steps with 0 reset in 2 ms.
FORMULA CloudOpsManagement-PT-10240by05120-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-10240by05120-LTLCardinality-15 finished in 428 ms.
All properties solved by simple procedures.
Total runtime 55517 ms.
ITS solved all properties within timeout

BK_STOP 1716252941829

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -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="CloudOpsManagement-PT-10240by05120"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is CloudOpsManagement-PT-10240by05120, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r091-tall-171624187000099"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudOpsManagement-PT-10240by05120.tgz
mv CloudOpsManagement-PT-10240by05120 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;