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.r528-tall-171683762100883.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is ShieldRVt-PT-001A, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r528-tall-171683762100883
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 456K
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K 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 6.6K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Apr 23 07:55 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 23 07:55 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 23 07:55 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 23 07:55 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 11 21:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 125K Apr 11 21:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Apr 11 21:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Apr 11 21:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:55 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:55 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 3.7K 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 ShieldRVt-PT-001A-LTLCardinality-00
FORMULA_NAME ShieldRVt-PT-001A-LTLCardinality-01
FORMULA_NAME ShieldRVt-PT-001A-LTLCardinality-02
FORMULA_NAME ShieldRVt-PT-001A-LTLCardinality-03
FORMULA_NAME ShieldRVt-PT-001A-LTLCardinality-04
FORMULA_NAME ShieldRVt-PT-001A-LTLCardinality-05
FORMULA_NAME ShieldRVt-PT-001A-LTLCardinality-06
FORMULA_NAME ShieldRVt-PT-001A-LTLCardinality-07
FORMULA_NAME ShieldRVt-PT-001A-LTLCardinality-08
FORMULA_NAME ShieldRVt-PT-001A-LTLCardinality-09
FORMULA_NAME ShieldRVt-PT-001A-LTLCardinality-10
FORMULA_NAME ShieldRVt-PT-001A-LTLCardinality-11
FORMULA_NAME ShieldRVt-PT-001A-LTLCardinality-12
FORMULA_NAME ShieldRVt-PT-001A-LTLCardinality-13
FORMULA_NAME ShieldRVt-PT-001A-LTLCardinality-14
FORMULA_NAME ShieldRVt-PT-001A-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1717274516126

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldRVt-PT-001A
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 20:41:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-06-01 20:41:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 20:41:57] [INFO ] Load time of PNML (sax parser for PT used): 29 ms
[2024-06-01 20:41:57] [INFO ] Transformed 11 places.
[2024-06-01 20:41:57] [INFO ] Transformed 11 transitions.
[2024-06-01 20:41:57] [INFO ] Found NUPN structural information;
[2024-06-01 20:41:57] [INFO ] Parsed PT model containing 11 places and 11 transitions and 40 arcs in 119 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 15 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA ShieldRVt-PT-001A-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-001A-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-001A-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-001A-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-001A-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-001A-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-001A-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-001A-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 9 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 10/10 transitions.
Applied a total of 0 rules in 20 ms. Remains 11 /11 variables (removed 0) and now considering 10/10 (removed 0) transitions.
// Phase 1: matrix 10 rows 11 cols
[2024-06-01 20:41:57] [INFO ] Computed 5 invariants in 3 ms
[2024-06-01 20:41:57] [INFO ] Implicit Places using invariants in 115 ms returned []
[2024-06-01 20:41:57] [INFO ] Invariant cache hit.
[2024-06-01 20:41:57] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 177 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2024-06-01 20:41:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/21 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 21/21 variables, and 27 constraints, problems are : Problem set: 0 solved, 9 unsolved in 166 ms.
Refiners :[Domain max(s): 11/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/21 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 9/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/21 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/21 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 21/21 variables, and 36 constraints, problems are : Problem set: 0 solved, 9 unsolved in 112 ms.
Refiners :[Domain max(s): 11/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 309ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 317ms
Finished structural reductions in LTL mode , in 1 iterations and 541 ms. Remains : 11/11 places, 10/10 transitions.
Support contains 9 out of 11 places after structural reductions.
[2024-06-01 20:41:58] [INFO ] Flatten gal took : 13 ms
[2024-06-01 20:41:58] [INFO ] Flatten gal took : 4 ms
[2024-06-01 20:41:58] [INFO ] Input system was already deterministic with 10 transitions.
RANDOM walk for 74 steps (0 resets) in 17 ms. (4 steps per ms) remains 0/14 properties
Computed a total of 1 stabilizing places and 1 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' '!(F((G(p0)||G(p1))))'
Support contains 4 out of 11 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 11/11 places, 10/10 transitions.
Applied a total of 0 rules in 3 ms. Remains 11 /11 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2024-06-01 20:41:58] [INFO ] Invariant cache hit.
[2024-06-01 20:41:58] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-06-01 20:41:58] [INFO ] Invariant cache hit.
[2024-06-01 20:41:58] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2024-06-01 20:41:58] [INFO ] Redundant transitions in 0 ms returned []
Running 9 sub problems to find dead transitions.
[2024-06-01 20:41:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/21 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 21/21 variables, and 27 constraints, problems are : Problem set: 0 solved, 9 unsolved in 130 ms.
Refiners :[Domain max(s): 11/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/21 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 9/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/21 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/21 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 21/21 variables, and 36 constraints, problems are : Problem set: 0 solved, 9 unsolved in 243 ms.
Refiners :[Domain max(s): 11/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 390ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 391ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 467 ms. Remains : 11/11 places, 10/10 transitions.
Stuttering acceptance computed with spot in 267 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldRVt-PT-001A-LTLCardinality-00
Product exploration explored 100000 steps with 0 reset in 299 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 12 ms.
FORMULA ShieldRVt-PT-001A-LTLCardinality-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-001A-LTLCardinality-00 finished in 1104 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||G(p0))))'
Support contains 2 out of 11 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 11/11 places, 10/10 transitions.
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 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 10 transition count 9
Applied a total of 2 rules in 10 ms. Remains 10 /11 variables (removed 1) and now considering 9/10 (removed 1) transitions.
// Phase 1: matrix 9 rows 10 cols
[2024-06-01 20:41:59] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 20:41:59] [INFO ] Implicit Places using invariants in 25 ms returned [3]
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 : 9/11 places, 9/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 37 ms. Remains : 9/11 places, 9/10 transitions.
Stuttering acceptance computed with spot in 189 ms :[true, false, (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-001A-LTLCardinality-02
Entered a terminal (fully accepting) state of product in 20 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-001A-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-001A-LTLCardinality-02 finished in 241 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((F(p1)&&F(G(p2))))||p0))))'
Support contains 4 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 10/10 (removed 0) transitions.
// Phase 1: matrix 10 rows 11 cols
[2024-06-01 20:41:59] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 20:41:59] [INFO ] Implicit Places using invariants in 32 ms returned []
[2024-06-01 20:41:59] [INFO ] Invariant cache hit.
[2024-06-01 20:41:59] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2024-06-01 20:41:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/21 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 21/21 variables, and 27 constraints, problems are : Problem set: 0 solved, 9 unsolved in 77 ms.
Refiners :[Domain max(s): 11/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/21 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 9/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/21 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/21 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 21/21 variables, and 36 constraints, problems are : Problem set: 0 solved, 9 unsolved in 78 ms.
Refiners :[Domain max(s): 11/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 168ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 169ms
Finished structural reductions in LTL mode , in 1 iterations and 243 ms. Remains : 11/11 places, 10/10 transitions.
Stuttering acceptance computed with spot in 267 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p1), (NOT p2), (OR (NOT p1) (NOT p2))]
Running random walk in product with property : ShieldRVt-PT-001A-LTLCardinality-07
Product exploration explored 100000 steps with 33333 reset in 132 ms.
Product exploration explored 100000 steps with 33333 reset in 110 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1 p2), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 18 ms. Reduced automaton from 6 states, 11 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-001A-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-001A-LTLCardinality-07 finished in 805 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 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2024-06-01 20:42:00] [INFO ] Invariant cache hit.
[2024-06-01 20:42:00] [INFO ] Implicit Places using invariants in 35 ms returned []
[2024-06-01 20:42:00] [INFO ] Invariant cache hit.
[2024-06-01 20:42:00] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2024-06-01 20:42:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/21 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 21/21 variables, and 27 constraints, problems are : Problem set: 0 solved, 9 unsolved in 83 ms.
Refiners :[Domain max(s): 11/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/21 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 9/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/21 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/21 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 21/21 variables, and 36 constraints, problems are : Problem set: 0 solved, 9 unsolved in 78 ms.
Refiners :[Domain max(s): 11/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 168ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 169ms
Finished structural reductions in LTL mode , in 1 iterations and 246 ms. Remains : 11/11 places, 10/10 transitions.
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-001A-LTLCardinality-08
Product exploration explored 100000 steps with 50000 reset in 105 ms.
Product exploration explored 100000 steps with 50000 reset in 85 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 15 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-001A-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-001A-LTLCardinality-08 finished in 519 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 4 out of 11 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 11/11 places, 10/10 transitions.
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 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 10 transition count 9
Applied a total of 2 rules in 2 ms. Remains 10 /11 variables (removed 1) and now considering 9/10 (removed 1) transitions.
// Phase 1: matrix 9 rows 10 cols
[2024-06-01 20:42:01] [INFO ] Computed 5 invariants in 0 ms
[2024-06-01 20:42:01] [INFO ] Implicit Places using invariants in 26 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 27 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 9/11 places, 9/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 31 ms. Remains : 9/11 places, 9/10 transitions.
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldRVt-PT-001A-LTLCardinality-09
Product exploration explored 100000 steps with 134 reset in 76 ms.
Stack based approach found an accepted trace after 30 steps with 3 reset with depth 9 and stack size 9 in 1 ms.
FORMULA ShieldRVt-PT-001A-LTLCardinality-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-001A-LTLCardinality-09 finished in 227 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))) U (p1&&G(p0))))'
Support contains 2 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 10/10 (removed 0) transitions.
// Phase 1: matrix 10 rows 11 cols
[2024-06-01 20:42:01] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 20:42:01] [INFO ] Implicit Places using invariants in 35 ms returned []
[2024-06-01 20:42:01] [INFO ] Invariant cache hit.
[2024-06-01 20:42:01] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2024-06-01 20:42:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/21 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 21/21 variables, and 27 constraints, problems are : Problem set: 0 solved, 9 unsolved in 73 ms.
Refiners :[Domain max(s): 11/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/21 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 9/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/21 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/21 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 21/21 variables, and 36 constraints, problems are : Problem set: 0 solved, 9 unsolved in 97 ms.
Refiners :[Domain max(s): 11/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 173ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 173ms
Finished structural reductions in LTL mode , in 1 iterations and 248 ms. Remains : 11/11 places, 10/10 transitions.
Stuttering acceptance computed with spot in 185 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p0), true]
Running random walk in product with property : ShieldRVt-PT-001A-LTLCardinality-12
Entered a terminal (fully accepting) state of product in 8 steps with 0 reset in 1 ms.
FORMULA ShieldRVt-PT-001A-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-001A-LTLCardinality-12 finished in 454 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((G(F(p0)) U !p1)))))'
Support contains 4 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2024-06-01 20:42:01] [INFO ] Invariant cache hit.
[2024-06-01 20:42:01] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-06-01 20:42:01] [INFO ] Invariant cache hit.
[2024-06-01 20:42:01] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2024-06-01 20:42:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/21 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 21/21 variables, and 27 constraints, problems are : Problem set: 0 solved, 9 unsolved in 71 ms.
Refiners :[Domain max(s): 11/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/21 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 9/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/21 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/21 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 21/21 variables, and 36 constraints, problems are : Problem set: 0 solved, 9 unsolved in 80 ms.
Refiners :[Domain max(s): 11/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 157ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 158ms
Finished structural reductions in LTL mode , in 1 iterations and 221 ms. Remains : 11/11 places, 10/10 transitions.
Stuttering acceptance computed with spot in 252 ms :[p1, p1, p1, (NOT p0), (NOT p0), p1]
Running random walk in product with property : ShieldRVt-PT-001A-LTLCardinality-13
Product exploration explored 100000 steps with 8952 reset in 64 ms.
Product exploration explored 100000 steps with 8894 reset in 76 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 p0), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 96 ms. Reduced automaton from 6 states, 12 edges and 2 AP (stutter sensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 165 ms :[p1, (NOT p0), (NOT p0), p1]
RANDOM walk for 40000 steps (8 resets) in 629 ms. (63 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 189 ms. (210 steps per ms) remains 1/1 properties
[2024-06-01 20:42:02] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 7/11 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 10/21 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 21/21 variables, and 27 constraints, problems are : Problem set: 0 solved, 1 unsolved in 28 ms.
Refiners :[Domain max(s): 11/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 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) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Int declared 11/21 variables, and 9 constraints, problems are : Problem set: 1 solved, 0 unsolved in 17 ms.
Refiners :[Domain max(s): 4/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/11 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 47ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p0), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1)), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 124 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 156 ms :[p1, (NOT p0), (NOT p0), p1]
Stuttering acceptance computed with spot in 153 ms :[p1, (NOT p0), (NOT p0), p1]
[2024-06-01 20:42:03] [INFO ] Invariant cache hit.
[2024-06-01 20:42:03] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-06-01 20:42:03] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-06-01 20:42:03] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 20:42:03] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-06-01 20:42:03] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-06-01 20:42:03] [INFO ] Computed and/alt/rep : 9/34/9 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 20:42:03] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Could not prove EG p1
Support contains 4 out of 11 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 11/11 places, 10/10 transitions.
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 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 10 transition count 9
Applied a total of 2 rules in 1 ms. Remains 10 /11 variables (removed 1) and now considering 9/10 (removed 1) transitions.
// Phase 1: matrix 9 rows 10 cols
[2024-06-01 20:42:03] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 20:42:03] [INFO ] Implicit Places using invariants in 24 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 25 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 9/11 places, 9/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 27 ms. Remains : 9/11 places, 9/10 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 110 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 170 ms :[p1, (NOT p0), (NOT p0), p1]
RANDOM walk for 40000 steps (8 resets) in 106 ms. (373 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 64 ms. (615 steps per ms) remains 1/1 properties
// Phase 1: matrix 9 rows 9 cols
[2024-06-01 20:42:03] [INFO ] Computed 4 invariants in 1 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/9 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 5/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/9 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 9/18 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 22 constraints, problems are : Problem set: 0 solved, 1 unsolved in 25 ms.
Refiners :[Domain max(s): 9/9 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 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) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Int declared 9/18 variables, and 8 constraints, problems are : Problem set: 1 solved, 0 unsolved in 24 ms.
Refiners :[Domain max(s): 4/9 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/9 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 51ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X p1)), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 8 factoid took 328 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 159 ms :[p1, (NOT p0), (NOT p0), p1]
Stuttering acceptance computed with spot in 143 ms :[p1, (NOT p0), (NOT p0), p1]
[2024-06-01 20:42:04] [INFO ] Invariant cache hit.
[2024-06-01 20:42:04] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-06-01 20:42:04] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 20:42:04] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 20:42:04] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-06-01 20:42:04] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-06-01 20:42:04] [INFO ] Computed and/alt/rep : 8/28/8 causal constraints (skipped 0 transitions) in 3 ms.
[2024-06-01 20:42:04] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Could not prove EG p1
Stuttering acceptance computed with spot in 165 ms :[p1, (NOT p0), (NOT p0), p1]
Product exploration explored 100000 steps with 11441 reset in 67 ms.
Product exploration explored 100000 steps with 11436 reset in 69 ms.
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2024-06-01 20:42:04] [INFO ] Invariant cache hit.
[2024-06-01 20:42:04] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-06-01 20:42:04] [INFO ] Invariant cache hit.
[2024-06-01 20:42:04] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2024-06-01 20:42:04] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2024-06-01 20:42:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 9/18 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 22 constraints, problems are : Problem set: 0 solved, 8 unsolved in 60 ms.
Refiners :[Domain max(s): 9/9 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 9/18 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 8/30 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 30 constraints, problems are : Problem set: 0 solved, 8 unsolved in 84 ms.
Refiners :[Domain max(s): 9/9 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 148ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 148ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 202 ms. Remains : 9/9 places, 9/9 transitions.
Treatment of property ShieldRVt-PT-001A-LTLCardinality-13 finished in 3388 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))))'
Support contains 2 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 10/10 (removed 0) transitions.
// Phase 1: matrix 10 rows 11 cols
[2024-06-01 20:42:05] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 20:42:05] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-01 20:42:05] [INFO ] Invariant cache hit.
[2024-06-01 20:42:05] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2024-06-01 20:42:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/21 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 21/21 variables, and 27 constraints, problems are : Problem set: 0 solved, 9 unsolved in 68 ms.
Refiners :[Domain max(s): 11/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/21 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 9/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/21 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/21 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 21/21 variables, and 36 constraints, problems are : Problem set: 0 solved, 9 unsolved in 76 ms.
Refiners :[Domain max(s): 11/11 constraints, Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 149ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 149ms
Finished structural reductions in LTL mode , in 1 iterations and 198 ms. Remains : 11/11 places, 10/10 transitions.
Stuttering acceptance computed with spot in 117 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-001A-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-001A-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-001A-LTLCardinality-15 finished in 328 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((G(F(p0)) U !p1)))))'
Found a Lengthening insensitive property : ShieldRVt-PT-001A-LTLCardinality-13
Stuttering acceptance computed with spot in 268 ms :[p1, p1, p1, (NOT p0), (NOT p0), p1]
Support contains 4 out of 11 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 11/11 places, 10/10 transitions.
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 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 10 transition count 9
Applied a total of 2 rules in 1 ms. Remains 10 /11 variables (removed 1) and now considering 9/10 (removed 1) transitions.
// Phase 1: matrix 9 rows 10 cols
[2024-06-01 20:42:05] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 20:42:05] [INFO ] Implicit Places using invariants in 31 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 9/11 places, 9/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 33 ms. Remains : 9/11 places, 9/10 transitions.
Running random walk in product with property : ShieldRVt-PT-001A-LTLCardinality-13
Product exploration explored 100000 steps with 9126 reset in 65 ms.
Product exploration explored 100000 steps with 9176 reset in 75 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 p0), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 84 ms. Reduced automaton from 6 states, 12 edges and 2 AP (stutter sensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 157 ms :[p1, (NOT p0), (NOT p0), p1]
RANDOM walk for 40000 steps (8 resets) in 75 ms. (526 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 69 ms. (571 steps per ms) remains 1/1 properties
// Phase 1: matrix 9 rows 9 cols
[2024-06-01 20:42:06] [INFO ] Computed 4 invariants in 0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/9 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 5/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/9 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 9/18 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 22 constraints, problems are : Problem set: 0 solved, 1 unsolved in 27 ms.
Refiners :[Domain max(s): 9/9 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 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) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Int declared 9/18 variables, and 8 constraints, problems are : Problem set: 1 solved, 0 unsolved in 23 ms.
Refiners :[Domain max(s): 4/9 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/9 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 54ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p0), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1)), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 136 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 152 ms :[p1, (NOT p0), (NOT p0), p1]
Stuttering acceptance computed with spot in 153 ms :[p1, (NOT p0), (NOT p0), p1]
[2024-06-01 20:42:06] [INFO ] Invariant cache hit.
[2024-06-01 20:42:06] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-06-01 20:42:06] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 20:42:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 20:42:06] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-06-01 20:42:06] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 20:42:06] [INFO ] Computed and/alt/rep : 8/28/8 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 20:42:06] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Could not prove EG p1
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2024-06-01 20:42:06] [INFO ] Invariant cache hit.
[2024-06-01 20:42:07] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-06-01 20:42:07] [INFO ] Invariant cache hit.
[2024-06-01 20:42:07] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
[2024-06-01 20:42:07] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2024-06-01 20:42:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 9/18 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 22 constraints, problems are : Problem set: 0 solved, 8 unsolved in 64 ms.
Refiners :[Domain max(s): 9/9 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 9/18 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 8/30 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 30 constraints, problems are : Problem set: 0 solved, 8 unsolved in 65 ms.
Refiners :[Domain max(s): 9/9 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 132ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 133ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 198 ms. Remains : 9/9 places, 9/9 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 107 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 150 ms :[p1, (NOT p0), (NOT p0), p1]
RANDOM walk for 40000 steps (8 resets) in 55 ms. (714 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 27 ms. (1428 steps per ms) remains 1/1 properties
[2024-06-01 20:42:07] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/9 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 5/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/9 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 9/18 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 22 constraints, problems are : Problem set: 0 solved, 1 unsolved in 24 ms.
Refiners :[Domain max(s): 9/9 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 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) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Int declared 9/18 variables, and 8 constraints, problems are : Problem set: 1 solved, 0 unsolved in 17 ms.
Refiners :[Domain max(s): 4/9 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/9 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 45ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X p1)), (G (OR p0 (NOT p1)))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 8 factoid took 168 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 149 ms :[p1, (NOT p0), (NOT p0), p1]
Stuttering acceptance computed with spot in 167 ms :[p1, (NOT p0), (NOT p0), p1]
[2024-06-01 20:42:08] [INFO ] Invariant cache hit.
[2024-06-01 20:42:08] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-06-01 20:42:08] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 20:42:08] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 20:42:08] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-06-01 20:42:08] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 20:42:08] [INFO ] Computed and/alt/rep : 8/28/8 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 20:42:08] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Could not prove EG p1
Stuttering acceptance computed with spot in 149 ms :[p1, (NOT p0), (NOT p0), p1]
Product exploration explored 100000 steps with 11453 reset in 63 ms.
Product exploration explored 100000 steps with 11509 reset in 73 ms.
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2024-06-01 20:42:08] [INFO ] Invariant cache hit.
[2024-06-01 20:42:08] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-06-01 20:42:08] [INFO ] Invariant cache hit.
[2024-06-01 20:42:08] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2024-06-01 20:42:08] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2024-06-01 20:42:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 9/18 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 22 constraints, problems are : Problem set: 0 solved, 8 unsolved in 60 ms.
Refiners :[Domain max(s): 9/9 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 9/18 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 8/30 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 30 constraints, problems are : Problem set: 0 solved, 8 unsolved in 67 ms.
Refiners :[Domain max(s): 9/9 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 130ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 131ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 191 ms. Remains : 9/9 places, 9/9 transitions.
Treatment of property ShieldRVt-PT-001A-LTLCardinality-13 finished in 3102 ms.
[2024-06-01 20:42:08] [INFO ] Flatten gal took : 2 ms
[2024-06-01 20:42:08] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2024-06-01 20:42:08] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 11 places, 10 transitions and 38 arcs took 2 ms.
Total runtime 11369 ms.
There are residual formulas that ITS could not solve within timeout
FORMULA ShieldRVt-PT-001A-LTLCardinality-13 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN

BK_STOP 1717274528816

--------------------
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 LTLCardinality -timeout 360 -rebuildPNML
mcc2024
ltl formula name ShieldRVt-PT-001A-LTLCardinality-13
ltl formula formula --ltl=/tmp/1187/ltl_0_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 11 places, 10 transitions and 38 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1187/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1187/ltl_0_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1187/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1187/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 6 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 13 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 12, there are 46 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Empty product with LTL!
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 53
pnml2lts-mc( 0/ 4): unique states count: 115
pnml2lts-mc( 0/ 4): unique transitions count: 437
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 229
pnml2lts-mc( 0/ 4): - claim found count: 164
pnml2lts-mc( 0/ 4): - claim success count: 160
pnml2lts-mc( 0/ 4): - cum. max stack depth: 59
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 168 states 730 transitions, fanout: 4.345
pnml2lts-mc( 0/ 4): Total exploration time 0.000 sec (0.000 sec minimum, 0.000 sec on average)
pnml2lts-mc( 0/ 4): States per second: inf, Transitions per second: inf
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.0MB, 10.5 B/state, compr.: 21.0%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 10 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.0MB (~256.0MB paged-in)

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="ShieldRVt-PT-001A"
export BK_EXAMINATION="LTLCardinality"
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 ShieldRVt-PT-001A, 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 r528-tall-171683762100883"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVt-PT-001A.tgz
mv ShieldRVt-PT-001A 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 ;