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.r508-tall-171654352400779.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 PGCD-PT-D04N050, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r508-tall-171654352400779
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 9.2K Apr 11 15:35 CTLCardinality.txt
-rw-r--r-- 1 mcc users 103K Apr 11 15:35 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Apr 11 15:27 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Apr 11 15:27 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 6 10:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 6 10:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 6 10:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 6 10:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 11 15:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K Apr 11 15:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 11 15:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 113K Apr 11 15:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 6 10:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 6 10:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 8 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 9.3K 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 PGCD-PT-D04N050-LTLCardinality-00
FORMULA_NAME PGCD-PT-D04N050-LTLCardinality-01
FORMULA_NAME PGCD-PT-D04N050-LTLCardinality-02
FORMULA_NAME PGCD-PT-D04N050-LTLCardinality-03
FORMULA_NAME PGCD-PT-D04N050-LTLCardinality-04
FORMULA_NAME PGCD-PT-D04N050-LTLCardinality-05
FORMULA_NAME PGCD-PT-D04N050-LTLCardinality-06
FORMULA_NAME PGCD-PT-D04N050-LTLCardinality-07
FORMULA_NAME PGCD-PT-D04N050-LTLCardinality-08
FORMULA_NAME PGCD-PT-D04N050-LTLCardinality-09
FORMULA_NAME PGCD-PT-D04N050-LTLCardinality-10
FORMULA_NAME PGCD-PT-D04N050-LTLCardinality-11
FORMULA_NAME PGCD-PT-D04N050-LTLCardinality-12
FORMULA_NAME PGCD-PT-D04N050-LTLCardinality-13
FORMULA_NAME PGCD-PT-D04N050-LTLCardinality-14
FORMULA_NAME PGCD-PT-D04N050-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1717246073147

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-PT-D04N050
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 12:47:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-06-01 12:47:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 12:47:54] [INFO ] Load time of PNML (sax parser for PT used): 33 ms
[2024-06-01 12:47:54] [INFO ] Transformed 15 places.
[2024-06-01 12:47:54] [INFO ] Transformed 15 transitions.
[2024-06-01 12:47:54] [INFO ] Parsed PT model containing 15 places and 15 transitions and 70 arcs in 132 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 3 formulas.
FORMULA PGCD-PT-D04N050-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-PT-D04N050-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-PT-D04N050-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 1 formulas.
FORMULA PGCD-PT-D04N050-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 13 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 10 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
// Phase 1: matrix 15 rows 15 cols
[2024-06-01 12:47:54] [INFO ] Computed 6 invariants in 3 ms
[2024-06-01 12:47:54] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/15 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/30 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 26 constraints, problems are : Problem set: 0 solved, 5 unsolved in 206 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 15/15 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/15 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/30 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 5/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 31 constraints, problems are : Problem set: 0 solved, 5 unsolved in 95 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 15/15 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 332ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 342ms
[2024-06-01 12:47:54] [INFO ] Invariant cache hit.
[2024-06-01 12:47:55] [INFO ] Implicit Places using invariants in 42 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 53 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 14/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 448 ms. Remains : 14/15 places, 15/15 transitions.
Support contains 13 out of 14 places after structural reductions.
[2024-06-01 12:47:55] [INFO ] Flatten gal took : 14 ms
[2024-06-01 12:47:55] [INFO ] Flatten gal took : 4 ms
[2024-06-01 12:47:55] [INFO ] Input system was already deterministic with 15 transitions.
RANDOM walk for 4508 steps (0 resets) in 93 ms. (47 steps per ms) remains 0/22 properties
FORMULA PGCD-PT-D04N050-LTLCardinality-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA PGCD-PT-D04N050-LTLCardinality-01 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' '!(F((G(p0)||G(F(p1)))))'
Support contains 2 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 15/15 transitions.
Applied a total of 0 rules in 4 ms. Remains 14 /14 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
// Phase 1: matrix 15 rows 14 cols
[2024-06-01 12:47:55] [INFO ] Computed 5 invariants in 1 ms
[2024-06-01 12:47:55] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 24 constraints, problems are : Problem set: 0 solved, 5 unsolved in 82 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 5/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 29 constraints, problems are : Problem set: 0 solved, 5 unsolved in 69 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 156ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 156ms
[2024-06-01 12:47:55] [INFO ] Invariant cache hit.
[2024-06-01 12:47:55] [INFO ] Implicit Places using invariants in 28 ms returned [10, 11, 12, 13]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 30 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/14 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 194 ms. Remains : 10/14 places, 15/15 transitions.
Stuttering acceptance computed with spot in 228 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : PGCD-PT-D04N050-LTLCardinality-00
Product exploration explored 100000 steps with 22 reset in 231 ms.
Stack based approach found an accepted trace after 8 steps with 0 reset with depth 9 and stack size 9 in 0 ms.
FORMULA PGCD-PT-D04N050-LTLCardinality-00 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D04N050-LTLCardinality-00 finished in 720 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)&&X(G((p1||(p2&&X(!p0))))))))'
Support contains 5 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 14 /14 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:47:56] [INFO ] Invariant cache hit.
[2024-06-01 12:47:56] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 24 constraints, problems are : Problem set: 0 solved, 5 unsolved in 65 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 5/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 29 constraints, problems are : Problem set: 0 solved, 5 unsolved in 89 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 161ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 161ms
[2024-06-01 12:47:56] [INFO ] Invariant cache hit.
[2024-06-01 12:47:56] [INFO ] Implicit Places using invariants in 42 ms returned [11, 13]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 42 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 12/14 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 205 ms. Remains : 12/14 places, 15/15 transitions.
Stuttering acceptance computed with spot in 282 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p1))), true, (OR (AND p0 p1) (AND p0 p2))]
Running random walk in product with property : PGCD-PT-D04N050-LTLCardinality-02
Entered a terminal (fully accepting) state of product in 46673 steps with 6 reset in 84 ms.
FORMULA PGCD-PT-D04N050-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-PT-D04N050-LTLCardinality-02 finished in 594 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 U (G(!p0)||(!p0&&G(p1)))))))'
Support contains 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:47:56] [INFO ] Invariant cache hit.
[2024-06-01 12:47:56] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 24 constraints, problems are : Problem set: 0 solved, 5 unsolved in 69 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 5/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 29 constraints, problems are : Problem set: 0 solved, 5 unsolved in 82 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 156ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 156ms
[2024-06-01 12:47:57] [INFO ] Invariant cache hit.
[2024-06-01 12:47:57] [INFO ] Implicit Places using invariants in 33 ms returned [10, 11, 13]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 34 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/14 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 192 ms. Remains : 11/14 places, 15/15 transitions.
Stuttering acceptance computed with spot in 110 ms :[p0, p0, (AND (NOT p1) p0)]
Running random walk in product with property : PGCD-PT-D04N050-LTLCardinality-03
Product exploration explored 100000 steps with 0 reset in 132 ms.
Stack based approach found an accepted trace after 18 steps with 0 reset with depth 19 and stack size 19 in 0 ms.
FORMULA PGCD-PT-D04N050-LTLCardinality-03 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D04N050-LTLCardinality-03 finished in 453 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 14 /14 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:47:57] [INFO ] Invariant cache hit.
[2024-06-01 12:47:57] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 24 constraints, problems are : Problem set: 0 solved, 5 unsolved in 66 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 5/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 29 constraints, problems are : Problem set: 0 solved, 5 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 130ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 130ms
[2024-06-01 12:47:57] [INFO ] Invariant cache hit.
[2024-06-01 12:47:57] [INFO ] Implicit Places using invariants in 24 ms returned [10, 11, 12, 13]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 45 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/14 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 178 ms. Remains : 10/14 places, 15/15 transitions.
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-PT-D04N050-LTLCardinality-04
Product exploration explored 100000 steps with 1877 reset in 99 ms.
Stack based approach found an accepted trace after 42 steps with 4 reset with depth 26 and stack size 26 in 0 ms.
FORMULA PGCD-PT-D04N050-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D04N050-LTLCardinality-04 finished in 373 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 4 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 14 /14 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:47:57] [INFO ] Invariant cache hit.
[2024-06-01 12:47:57] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 24 constraints, problems are : Problem set: 0 solved, 5 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 5/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 29 constraints, problems are : Problem set: 0 solved, 5 unsolved in 73 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 128ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 128ms
[2024-06-01 12:47:57] [INFO ] Invariant cache hit.
[2024-06-01 12:47:57] [INFO ] Implicit Places using invariants in 32 ms returned [10, 11, 13]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 33 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/14 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 163 ms. Remains : 11/14 places, 15/15 transitions.
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-PT-D04N050-LTLCardinality-05
Product exploration explored 100000 steps with 51 reset in 105 ms.
Stack based approach found an accepted trace after 10179 steps with 10 reset with depth 115 and stack size 110 in 14 ms.
FORMULA PGCD-PT-D04N050-LTLCardinality-05 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D04N050-LTLCardinality-05 finished in 364 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 (G(p0)||(F(!p0)&&p1))))'
Support contains 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:47:58] [INFO ] Invariant cache hit.
[2024-06-01 12:47:58] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 24 constraints, problems are : Problem set: 0 solved, 5 unsolved in 60 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 5/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 29 constraints, problems are : Problem set: 0 solved, 5 unsolved in 65 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 130ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 130ms
[2024-06-01 12:47:58] [INFO ] Invariant cache hit.
[2024-06-01 12:47:58] [INFO ] Implicit Places using invariants in 30 ms returned [10, 12, 13]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 31 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/14 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 165 ms. Remains : 11/14 places, 15/15 transitions.
Stuttering acceptance computed with spot in 34 ms :[true, (AND (NOT p1) (NOT p0))]
Running random walk in product with property : PGCD-PT-D04N050-LTLCardinality-07
Initial state of product has no viable successors after 0 steps with 0 reset in 0 ms.
FORMULA PGCD-PT-D04N050-LTLCardinality-07 TRUE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-PT-D04N050-LTLCardinality-07 finished in 219 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(G(p1))))'
Support contains 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 14 /14 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:47:58] [INFO ] Invariant cache hit.
[2024-06-01 12:47:58] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 24 constraints, problems are : Problem set: 0 solved, 5 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 5/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 29 constraints, problems are : Problem set: 0 solved, 5 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 115ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 115ms
[2024-06-01 12:47:58] [INFO ] Invariant cache hit.
[2024-06-01 12:47:58] [INFO ] Implicit Places using invariants in 25 ms returned [10, 11, 13]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 26 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/14 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 144 ms. Remains : 11/14 places, 15/15 transitions.
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : PGCD-PT-D04N050-LTLCardinality-08
Product exploration explored 100000 steps with 0 reset in 114 ms.
Stack based approach found an accepted trace after 2269 steps with 0 reset with depth 2270 and stack size 2145 in 4 ms.
FORMULA PGCD-PT-D04N050-LTLCardinality-08 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D04N050-LTLCardinality-08 finished in 348 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(X((!(p0 U p1)&&!p0)))))'
Support contains 2 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 14 /14 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:47:58] [INFO ] Invariant cache hit.
[2024-06-01 12:47:58] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 24 constraints, problems are : Problem set: 0 solved, 5 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 5/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 29 constraints, problems are : Problem set: 0 solved, 5 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 111ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 112ms
[2024-06-01 12:47:58] [INFO ] Invariant cache hit.
[2024-06-01 12:47:58] [INFO ] Implicit Places using invariants in 29 ms returned [10, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 30 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 12/14 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 142 ms. Remains : 12/14 places, 15/15 transitions.
Stuttering acceptance computed with spot in 142 ms :[true, (OR p1 p0), (OR p1 p0), (OR p1 p0)]
Running random walk in product with property : PGCD-PT-D04N050-LTLCardinality-09
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 1 ms.
FORMULA PGCD-PT-D04N050-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-PT-D04N050-LTLCardinality-09 finished in 301 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:47:58] [INFO ] Invariant cache hit.
[2024-06-01 12:47:58] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 24 constraints, problems are : Problem set: 0 solved, 5 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 5/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 29 constraints, problems are : Problem set: 0 solved, 5 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 122ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 122ms
[2024-06-01 12:47:59] [INFO ] Invariant cache hit.
[2024-06-01 12:47:59] [INFO ] Implicit Places using invariants in 34 ms returned [10, 11, 12, 13]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 35 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/14 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 159 ms. Remains : 10/14 places, 15/15 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : PGCD-PT-D04N050-LTLCardinality-10
Product exploration explored 100000 steps with 3288 reset in 103 ms.
Stack based approach found an accepted trace after 52 steps with 2 reset with depth 4 and stack size 4 in 1 ms.
FORMULA PGCD-PT-D04N050-LTLCardinality-10 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D04N050-LTLCardinality-10 finished in 316 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)&&X(F(p0))))'
Support contains 3 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 14 /14 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2024-06-01 12:47:59] [INFO ] Invariant cache hit.
[2024-06-01 12:47:59] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/29 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 24 constraints, problems are : Problem set: 0 solved, 5 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 5/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 29 constraints, problems are : Problem set: 0 solved, 5 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 14/14 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 108ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 109ms
[2024-06-01 12:47:59] [INFO ] Invariant cache hit.
[2024-06-01 12:47:59] [INFO ] Implicit Places using invariants in 28 ms returned [11, 12, 13]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 31 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 11/14 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 140 ms. Remains : 11/14 places, 15/15 transitions.
Stuttering acceptance computed with spot in 134 ms :[(OR (NOT p1) (NOT p0)), true, (NOT p1), (NOT p0)]
Running random walk in product with property : PGCD-PT-D04N050-LTLCardinality-15
Product exploration explored 100000 steps with 50000 reset in 73 ms.
Product exploration explored 100000 steps with 50000 reset in 88 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 p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0))), (X p1), (X (NOT p1)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 19 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PGCD-PT-D04N050-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-PT-D04N050-LTLCardinality-15 finished in 483 ms.
All properties solved by simple procedures.
Total runtime 5456 ms.
ITS solved all properties within timeout

BK_STOP 1717246079785

--------------------
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

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="PGCD-PT-D04N050"
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 PGCD-PT-D04N050, 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 r508-tall-171654352400779"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-PT-D04N050.tgz
mv PGCD-PT-D04N050 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 ;