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.r532-smll-171683811000204.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is SmallOperatingSystem-PT-MT0032DC0016, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r532-smll-171683811000204
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 7.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.7K Apr 23 07:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 23 07:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 23 07:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 12 14:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 98K Apr 12 14:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Apr 12 14:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 104K Apr 12 14:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Apr 23 07:57 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Apr 23 07:57 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 13 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 8.2K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-00
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-01
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-02
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-03
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-04
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-05
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-06
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-07
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-08
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-09
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-10
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-11
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-12
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-13
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-14
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717254483953

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SmallOperatingSystem-PT-MT0032DC0016
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 15:08:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 15:08:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 15:08:06] [INFO ] Load time of PNML (sax parser for PT used): 66 ms
[2024-06-01 15:08:06] [INFO ] Transformed 9 places.
[2024-06-01 15:08:06] [INFO ] Transformed 8 transitions.
[2024-06-01 15:08:06] [INFO ] Parsed PT model containing 9 places and 8 transitions and 27 arcs in 289 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 28 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 8 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 19 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2024-06-01 15:08:07] [INFO ] Computed 4 invariants in 11 ms
[2024-06-01 15:08:07] [INFO ] Implicit Places using invariants in 282 ms returned []
[2024-06-01 15:08:07] [INFO ] Invariant cache hit.
[2024-06-01 15:08:07] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 414 ms to find 0 implicit places.
Running 7 sub problems to find dead transitions.
[2024-06-01 15:08:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 13 constraints, problems are : Problem set: 0 solved, 7 unsolved in 272 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/17 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/17 variables, and 20 constraints, problems are : Problem set: 0 solved, 7 unsolved in 185 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
After SMT, in 505ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 535ms
Finished structural reductions in LTL mode , in 1 iterations and 1008 ms. Remains : 9/9 places, 8/8 transitions.
Support contains 8 out of 9 places after structural reductions.
[2024-06-01 15:08:08] [INFO ] Flatten gal took : 27 ms
[2024-06-01 15:08:08] [INFO ] Flatten gal took : 7 ms
[2024-06-01 15:08:08] [INFO ] Input system was already deterministic with 8 transitions.
RANDOM walk for 1674 steps (0 resets) in 57 ms. (28 steps per ms) remains 0/10 properties
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-05 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
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' '!(X(X(F((p0||(p1&&G(!p0)))))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 16 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2024-06-01 15:08:09] [INFO ] Computed 4 invariants in 1 ms
[2024-06-01 15:08:09] [INFO ] Implicit Places using invariants in 62 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 66 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 83 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 478 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-00
Product exploration explored 100000 steps with 33333 reset in 572 ms.
Product exploration explored 100000 steps with 33333 reset in 254 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 29 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-00 finished in 1556 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(p0)||F(!p1)))'
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 6 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
[2024-06-01 15:08:10] [INFO ] Invariant cache hit.
[2024-06-01 15:08:10] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-06-01 15:08:10] [INFO ] Invariant cache hit.
[2024-06-01 15:08:10] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
[2024-06-01 15:08:10] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 15:08:10] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/15 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/15 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15/15 variables, and 12 constraints, problems are : Problem set: 0 solved, 6 unsolved in 144 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 8/8 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) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/15 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/15 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 15/15 variables, and 18 constraints, problems are : Problem set: 0 solved, 6 unsolved in 133 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 288ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 290ms
Starting structural reductions in SI_LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 396 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 104 ms :[p1, (AND p1 (NOT p0))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-01
Product exploration explored 100000 steps with 7821 reset in 459 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-01 finished in 989 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((X(p0)||p1||(F(p2)&&!p0)))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 7 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2024-06-01 15:08:11] [INFO ] Computed 3 invariants in 1 ms
[2024-06-01 15:08:11] [INFO ] Implicit Places using invariants in 37 ms returned []
[2024-06-01 15:08:11] [INFO ] Invariant cache hit.
[2024-06-01 15:08:11] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
Running 7 sub problems to find dead transitions.
[2024-06-01 15:08:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 11 constraints, problems are : Problem set: 0 solved, 7 unsolved in 158 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 18 constraints, problems are : Problem set: 0 solved, 7 unsolved in 143 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
After SMT, in 312ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 313ms
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 408 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 224 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-02
Product exploration explored 100000 steps with 7661 reset in 142 ms.
Stack based approach found an accepted trace after 30 steps with 2 reset with depth 4 and stack size 4 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-02 finished in 897 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 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 2 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2024-06-01 15:08:12] [INFO ] Computed 3 invariants in 1 ms
[2024-06-01 15:08:12] [INFO ] Implicit Places using invariants in 34 ms returned []
[2024-06-01 15:08:12] [INFO ] Invariant cache hit.
[2024-06-01 15:08:12] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2024-06-01 15:08:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/14 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/14 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 10 constraints, problems are : Problem set: 0 solved, 6 unsolved in 128 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 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) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/14 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 6/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 16 constraints, problems are : Problem set: 0 solved, 6 unsolved in 111 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 246ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 248ms
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 327 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-04
Product exploration explored 100000 steps with 7874 reset in 188 ms.
Stack based approach found an accepted trace after 11 steps with 1 reset with depth 4 and stack size 4 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-04 finished in 636 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(p1)&&p0)))'
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2024-06-01 15:08:13] [INFO ] Computed 4 invariants in 1 ms
[2024-06-01 15:08:13] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-06-01 15:08:13] [INFO ] Invariant cache hit.
[2024-06-01 15:08:13] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2024-06-01 15:08:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/15 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/15 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15/15 variables, and 12 constraints, problems are : Problem set: 0 solved, 6 unsolved in 119 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 8/8 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) 0/7 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/15 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/15 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 15/15 variables, and 18 constraints, problems are : Problem set: 0 solved, 6 unsolved in 122 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 251ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 251ms
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 320 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 190 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-06
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-06 finished in 532 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' '!((p0 U (p1||F(G(p0)))))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 7 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Applied a total of 2 rules in 5 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2024-06-01 15:08:13] [INFO ] Computed 3 invariants in 1 ms
[2024-06-01 15:08:13] [INFO ] Implicit Places using invariants in 31 ms returned []
[2024-06-01 15:08:13] [INFO ] Invariant cache hit.
[2024-06-01 15:08:13] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2024-06-01 15:08:13] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 15:08:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/14 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/14 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 10 constraints, problems are : Problem set: 0 solved, 6 unsolved in 124 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 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) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/14 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 6/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 16 constraints, problems are : Problem set: 0 solved, 6 unsolved in 124 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 255ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 256ms
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 339 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 102 ms :[(AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-07
Product exploration explored 100000 steps with 0 reset in 145 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-07 finished in 605 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(p0) U X(p1)))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2024-06-01 15:08:14] [INFO ] Computed 4 invariants in 1 ms
[2024-06-01 15:08:14] [INFO ] Implicit Places using invariants in 33 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 47 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 51 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 253 ms :[(NOT p1), (NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-08
Entered a terminal (fully accepting) state of product in 8 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-08 finished in 329 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((!p0||F(p1))))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 6 transition count 7
Applied a total of 3 rules in 26 ms. Remains 6 /9 variables (removed 3) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 6 cols
[2024-06-01 15:08:14] [INFO ] Computed 2 invariants in 1 ms
[2024-06-01 15:08:14] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-06-01 15:08:14] [INFO ] Invariant cache hit.
[2024-06-01 15:08:14] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 15:08:14] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
[2024-06-01 15:08:14] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 15:08:14] [INFO ] Invariant cache hit.
[2024-06-01 15:08:14] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/6 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 6/12 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/12 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 1/13 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 9 constraints, problems are : Problem set: 0 solved, 6 unsolved in 166 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 6/6 constraints, ReadFeed: 1/1 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) 0/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/6 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 6/12 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/12 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/12 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 1/13 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/13 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 0/13 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 15 constraints, problems are : Problem set: 0 solved, 6 unsolved in 132 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 6/6 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 310ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 311ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/9 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 428 ms. Remains : 6/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 99 ms :[(AND p0 (NOT p1)), (NOT p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-09
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-09 finished in 550 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(G(!p0))||(p1&&X(!p2)))))'
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2024-06-01 15:08:15] [INFO ] Computed 4 invariants in 0 ms
[2024-06-01 15:08:15] [INFO ] Implicit Places using invariants in 43 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 44 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 46 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 242 ms :[true, p0, (AND p0 p2), (OR (AND p0 (NOT p1)) (AND p0 p2)), (OR (AND p0 (NOT p1)) (AND p0 p2))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-10
Product exploration explored 100000 steps with 33333 reset in 127 ms.
Product exploration explored 100000 steps with 33333 reset in 126 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) p1), (X p1), (X (X (NOT p2))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 22 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-10 finished in 588 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(F(!p0))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2024-06-01 15:08:15] [INFO ] Computed 4 invariants in 1 ms
[2024-06-01 15:08:15] [INFO ] Implicit Places using invariants in 36 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 47 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 49 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 191 ms :[p0, p0, p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-11
Product exploration explored 100000 steps with 7965 reset in 232 ms.
Stack based approach found an accepted trace after 12 steps with 1 reset with depth 7 and stack size 7 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-11 finished in 501 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(!p1))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
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 1 place count 8 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Applied a total of 2 rules in 11 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2024-06-01 15:08:16] [INFO ] Computed 3 invariants in 1 ms
[2024-06-01 15:08:16] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-06-01 15:08:16] [INFO ] Invariant cache hit.
[2024-06-01 15:08:16] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
[2024-06-01 15:08:16] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-06-01 15:08:16] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/14 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/14 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 10 constraints, problems are : Problem set: 0 solved, 6 unsolved in 99 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 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) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 7/14 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 6/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 16 constraints, problems are : Problem set: 0 solved, 6 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 191ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 191ms
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 267 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 209 ms :[(OR (NOT p0) p1), (NOT p0), p1]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-12
Product exploration explored 100000 steps with 6585 reset in 126 ms.
Stack based approach found an accepted trace after 2 steps with 0 reset with depth 3 and stack size 3 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-12 finished in 620 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((G(p0)&&F(p1)))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2024-06-01 15:08:16] [INFO ] Computed 4 invariants in 1 ms
[2024-06-01 15:08:17] [INFO ] Implicit Places using invariants in 25 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 150 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-14
Product exploration explored 100000 steps with 307 reset in 181 ms.
Stack based approach found an accepted trace after 226 steps with 0 reset with depth 227 and stack size 168 in 10 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-14 finished in 391 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)) U p1)||G(F(p1))))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
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 1 place count 8 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Applied a total of 2 rules in 3 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2024-06-01 15:08:17] [INFO ] Computed 3 invariants in 0 ms
[2024-06-01 15:08:17] [INFO ] Implicit Places using invariants in 38 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 40 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/9 places, 7/8 transitions.
Applied a total of 0 rules in 3 ms. Remains 6 /6 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 47 ms. Remains : 6/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 197 ms :[(NOT p1), (AND (NOT p1) p0), (AND (NOT p1) p0), (NOT p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-15
Product exploration explored 100000 steps with 3 reset in 134 ms.
Stack based approach found an accepted trace after 6 steps with 1 reset with depth 3 and stack size 3 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0016-LTLFireability-15 finished in 409 ms.
All properties solved by simple procedures.
Total runtime 11286 ms.
ITS solved all properties within timeout

BK_STOP 1717254497833

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.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 LTLFireability -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="SmallOperatingSystem-PT-MT0032DC0016"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool ltsminxred"
echo " Input is SmallOperatingSystem-PT-MT0032DC0016, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r532-smll-171683811000204"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT0032DC0016.tgz
mv SmallOperatingSystem-PT-MT0032DC0016 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;