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.r179-tall-171640601400387.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is GPPP-PT-C0010N0000000100, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r179-tall-171640601400387
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 452K
-rw-r--r-- 1 mcc users 6.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 62K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Apr 22 14:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 22 14:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Apr 22 14:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.6K Apr 12 08:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 72K Apr 12 08:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Apr 12 08:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 108K Apr 12 08:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 17 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1 May 18 16:42 large_marking
-rw-r--r-- 1 mcc users 21K May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-00
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-01
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-02
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-03
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-04
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-05
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-06
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-07
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-08
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-09
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-10
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-11
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-12
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-13
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-14
FORMULA_NAME GPPP-PT-C0010N0000000100-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716457694965

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=GPPP-PT-C0010N0000000100
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 09:48:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-23 09:48:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 09:48:16] [INFO ] Load time of PNML (sax parser for PT used): 43 ms
[2024-05-23 09:48:16] [INFO ] Transformed 33 places.
[2024-05-23 09:48:16] [INFO ] Transformed 22 transitions.
[2024-05-23 09:48:16] [INFO ] Parsed PT model containing 33 places and 22 transitions and 83 arcs in 149 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 30 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 22/22 transitions.
Applied a total of 0 rules in 13 ms. Remains 33 /33 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Running 21 sub problems to find dead transitions.
// Phase 1: matrix 22 rows 33 cols
[2024-05-23 09:48:16] [INFO ] Computed 12 invariants in 6 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/33 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Problem TDEAD19 is UNSAT
At refinement iteration 6 (OVERLAPS) 22/55 variables, 33/45 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/55 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/55 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 55/55 variables, and 45 constraints, problems are : Problem set: 1 solved, 20 unsolved in 472 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 33/33 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 3/8 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 2/33 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 3/12 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 0/12 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 22/55 variables, 33/45 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/55 variables, 20/65 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/55 variables, 0/65 constraints. Problems are: Problem set: 1 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 0/55 variables, 0/65 constraints. Problems are: Problem set: 1 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 55/55 variables, and 65 constraints, problems are : Problem set: 1 solved, 20 unsolved in 2799 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 33/33 constraints, PredecessorRefiner: 20/21 constraints, Known Traps: 0/0 constraints]
After SMT, in 3336ms problems are : Problem set: 1 solved, 20 unsolved
Search for dead transitions found 1 dead transitions in 3355ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1 transitions.
// Phase 1: matrix 21 rows 33 cols
[2024-05-23 09:48:20] [INFO ] Computed 13 invariants in 2 ms
[2024-05-23 09:48:20] [INFO ] Implicit Places using invariants in 36 ms returned [1, 3]
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 : 31/33 places, 21/22 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3453 ms. Remains : 31/33 places, 21/22 transitions.
Support contains 30 out of 31 places after structural reductions.
[2024-05-23 09:48:20] [INFO ] Flatten gal took : 18 ms
[2024-05-23 09:48:20] [INFO ] Flatten gal took : 5 ms
[2024-05-23 09:48:20] [INFO ] Input system was already deterministic with 21 transitions.
RANDOM walk for 40093 steps (95 resets) in 261 ms. (153 steps per ms) remains 5/27 properties
BEST_FIRST walk for 40003 steps (20 resets) in 198 ms. (201 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 311 ms. (128 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 199 ms. (200 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (16 resets) in 94 ms. (421 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 118 ms. (336 steps per ms) remains 5/5 properties
// Phase 1: matrix 21 rows 31 cols
[2024-05-23 09:48:20] [INFO ] Computed 11 invariants in 4 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 8/17 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem AtomicPropp18 is UNSAT
At refinement iteration 4 (OVERLAPS) 11/28 variables, 4/8 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/28 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 3/31 variables, 3/11 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/31 variables, 0/11 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp21 is UNSAT
Problem AtomicPropp24 is UNSAT
At refinement iteration 8 (OVERLAPS) 21/52 variables, 31/42 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/52 variables, 0/42 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/52 variables, 0/42 constraints. Problems are: Problem set: 4 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/52 variables, and 42 constraints, problems are : Problem set: 4 solved, 1 unsolved in 114 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/9 variables, 1/1 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/1 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/10 variables, 1/2 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 14/24 variables, 4/6 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 4 solved, 1 unsolved
Problem AtomicPropp1 is UNSAT
After SMT solving in domain Int declared 27/52 variables, and 9 constraints, problems are : Problem set: 5 solved, 0 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 5/7 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/31 constraints, PredecessorRefiner: 0/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 178ms problems are : Problem set: 5 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 5 atomic propositions for a total of 13 simplifications.
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 29 stabilizing places and 19 stable transitions
Graph (complete) has 69 edges and 31 vertex of which 30 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G((p0&&X(X(p1))))) U (p2||G(F(p3)))))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 30 transition count 21
Applied a total of 1 rules in 6 ms. Remains 30 /31 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 30 cols
[2024-05-23 09:48:21] [INFO ] Computed 10 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/51 variables, 30/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 40 constraints, problems are : Problem set: 0 solved, 20 unsolved in 246 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 30/51 variables, and 10 constraints, problems are : Problem set: 0 solved, 20 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/30 constraints, PredecessorRefiner: 0/20 constraints, Known Traps: 0/0 constraints]
After SMT, in 20272ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 20274ms
[2024-05-23 09:48:41] [INFO ] Invariant cache hit.
[2024-05-23 09:48:41] [INFO ] Implicit Places using invariants in 48 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 64 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 29/31 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 29 /29 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 20346 ms. Remains : 29/31 places, 21/21 transitions.
Stuttering acceptance computed with spot in 549 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p1) (NOT p3))), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p1) (NOT p3))), (NOT p3), (AND (NOT p3) (NOT p1)), (NOT p3), (AND (NOT p3) (NOT p1)), (AND (NOT p3) (NOT p1)), (AND (NOT p3) (NOT p1))]
Running random walk in product with property : GPPP-PT-C0010N0000000100-LTLCardinality-02
Product exploration explored 100000 steps with 616 reset in 261 ms.
Stack based approach found an accepted trace after 84 steps with 0 reset with depth 85 and stack size 84 in 1 ms.
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-02 FALSE TECHNIQUES STACK_TEST
Treatment of property GPPP-PT-C0010N0000000100-LTLCardinality-02 finished in 21232 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((F(p0)&&G(p1))))))'
Support contains 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 30 transition count 21
Applied a total of 1 rules in 0 ms. Remains 30 /31 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
[2024-05-23 09:48:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/51 variables, 30/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 40 constraints, problems are : Problem set: 0 solved, 20 unsolved in 202 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/51 variables, 30/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 60 constraints, problems are : Problem set: 0 solved, 20 unsolved in 381 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
After SMT, in 600ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 600ms
[2024-05-23 09:48:43] [INFO ] Invariant cache hit.
[2024-05-23 09:48:43] [INFO ] Implicit Places using invariants in 51 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 52 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 29/31 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 29 /29 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 654 ms. Remains : 29/31 places, 21/21 transitions.
Stuttering acceptance computed with spot in 218 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (OR (NOT p1) (NOT p0))]
Running random walk in product with property : GPPP-PT-C0010N0000000100-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C0010N0000000100-LTLCardinality-04 finished in 892 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 30 transition count 21
Applied a total of 1 rules in 2 ms. Remains 30 /31 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
[2024-05-23 09:48:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/51 variables, 30/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 40 constraints, problems are : Problem set: 0 solved, 20 unsolved in 221 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/51 variables, 30/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 60 constraints, problems are : Problem set: 0 solved, 20 unsolved in 400 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
After SMT, in 643ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 644ms
[2024-05-23 09:48:44] [INFO ] Invariant cache hit.
[2024-05-23 09:48:44] [INFO ] Implicit Places using invariants in 35 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 36 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 29/31 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 29 /29 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 683 ms. Remains : 29/31 places, 21/21 transitions.
Stuttering acceptance computed with spot in 83 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : GPPP-PT-C0010N0000000100-LTLCardinality-05
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C0010N0000000100-LTLCardinality-05 finished in 777 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(F(p0))))))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 30 transition count 21
Applied a total of 1 rules in 1 ms. Remains 30 /31 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
[2024-05-23 09:48:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/51 variables, 30/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 40 constraints, problems are : Problem set: 0 solved, 20 unsolved in 201 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/51 variables, 30/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 60 constraints, problems are : Problem set: 0 solved, 20 unsolved in 390 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
After SMT, in 599ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 601ms
[2024-05-23 09:48:44] [INFO ] Invariant cache hit.
[2024-05-23 09:48:44] [INFO ] Implicit Places using invariants in 40 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 42 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 29/31 places, 21/21 transitions.
Applied a total of 0 rules in 0 ms. Remains 29 /29 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 645 ms. Remains : 29/31 places, 21/21 transitions.
Stuttering acceptance computed with spot in 182 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : GPPP-PT-C0010N0000000100-LTLCardinality-06
Product exploration explored 100000 steps with 6939 reset in 122 ms.
Stack based approach found an accepted trace after 15 steps with 0 reset with depth 16 and stack size 16 in 0 ms.
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-06 FALSE TECHNIQUES STACK_TEST
Treatment of property GPPP-PT-C0010N0000000100-LTLCardinality-06 finished in 965 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0||(p1 U p2))))))'
Support contains 2 out of 31 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 30 transition count 21
Applied a total of 1 rules in 3 ms. Remains 30 /31 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
[2024-05-23 09:48:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/51 variables, 30/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 40 constraints, problems are : Problem set: 0 solved, 20 unsolved in 212 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/51 variables, 30/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 60 constraints, problems are : Problem set: 0 solved, 20 unsolved in 390 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
After SMT, in 615ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 616ms
[2024-05-23 09:48:45] [INFO ] Invariant cache hit.
[2024-05-23 09:48:45] [INFO ] Implicit Places using invariants in 36 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 37 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 29/31 places, 21/21 transitions.
Applied a total of 0 rules in 3 ms. Remains 29 /29 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 660 ms. Remains : 29/31 places, 21/21 transitions.
Stuttering acceptance computed with spot in 110 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : GPPP-PT-C0010N0000000100-LTLCardinality-07
Product exploration explored 100000 steps with 33333 reset in 68 ms.
Product exploration explored 100000 steps with 33333 reset in 88 ms.
Computed a total of 27 stabilizing places and 19 stable transitions
Computed a total of 27 stabilizing places and 19 stable transitions
Detected a total of 27/29 stabilizing places and 19/21 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p2)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 17 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPPP-PT-C0010N0000000100-LTLCardinality-07 finished in 981 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Graph (complete) has 69 edges and 31 vertex of which 30 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 30 transition count 20
Reduce places removed 1 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 3 rules applied. Total rules applied 5 place count 29 transition count 18
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 7 place count 27 transition count 18
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 3 rules applied. Total rules applied 10 place count 25 transition count 17
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 3 rules applied. Total rules applied 13 place count 23 transition count 16
Applied a total of 13 rules in 10 ms. Remains 23 /31 variables (removed 8) and now considering 16/21 (removed 5) transitions.
Running 15 sub problems to find dead transitions.
// Phase 1: matrix 16 rows 23 cols
[2024-05-23 09:48:46] [INFO ] Computed 8 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/23 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 16/39 variables, 23/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 31 constraints, problems are : Problem set: 0 solved, 15 unsolved in 135 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 23/23 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/23 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 16/39 variables, 23/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 15/46 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 46 constraints, problems are : Problem set: 0 solved, 15 unsolved in 280 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 23/23 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints]
After SMT, in 435ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 435ms
[2024-05-23 09:48:46] [INFO ] Invariant cache hit.
[2024-05-23 09:48:46] [INFO ] Implicit Places using invariants in 32 ms returned []
[2024-05-23 09:48:46] [INFO ] Invariant cache hit.
[2024-05-23 09:48:46] [INFO ] Implicit Places using invariants and state equation in 47 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 81 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 22/31 places, 16/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 527 ms. Remains : 22/31 places, 16/21 transitions.
Stuttering acceptance computed with spot in 111 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : GPPP-PT-C0010N0000000100-LTLCardinality-08
Stuttering criterion allowed to conclude after 19172 steps with 128 reset in 49 ms.
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C0010N0000000100-LTLCardinality-08 finished in 702 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 30 transition count 21
Applied a total of 1 rules in 1 ms. Remains 30 /31 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 30 cols
[2024-05-23 09:48:46] [INFO ] Computed 10 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/51 variables, 30/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 40 constraints, problems are : Problem set: 0 solved, 20 unsolved in 198 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 30/51 variables, and 10 constraints, problems are : Problem set: 0 solved, 20 unsolved in 20010 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/30 constraints, PredecessorRefiner: 0/20 constraints, Known Traps: 0/0 constraints]
After SMT, in 20213ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 20214ms
[2024-05-23 09:49:07] [INFO ] Invariant cache hit.
[2024-05-23 09:49:07] [INFO ] Implicit Places using invariants in 43 ms returned []
[2024-05-23 09:49:07] [INFO ] Invariant cache hit.
[2024-05-23 09:49:07] [INFO ] Implicit Places using invariants and state equation in 50 ms returned [1, 2, 4]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 104 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 27/31 places, 21/21 transitions.
Applied a total of 0 rules in 0 ms. Remains 27 /27 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 20319 ms. Remains : 27/31 places, 21/21 transitions.
Stuttering acceptance computed with spot in 106 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : GPPP-PT-C0010N0000000100-LTLCardinality-09
Product exploration explored 100000 steps with 33333 reset in 90 ms.
Product exploration explored 100000 steps with 33333 reset in 105 ms.
Computed a total of 25 stabilizing places and 19 stable transitions
Graph (complete) has 58 edges and 27 vertex of which 19 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.0 ms
Computed a total of 25 stabilizing places and 19 stable transitions
Detected a total of 25/27 stabilizing places and 19/21 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 18 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPPP-PT-C0010N0000000100-LTLCardinality-09 finished in 20651 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Graph (complete) has 69 edges and 31 vertex of which 30 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 29 transition count 17
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 7 place count 26 transition count 17
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 5 rules applied. Total rules applied 12 place count 23 transition count 15
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 13 place count 22 transition count 14
Applied a total of 13 rules in 10 ms. Remains 22 /31 variables (removed 9) and now considering 14/21 (removed 7) transitions.
Running 13 sub problems to find dead transitions.
// Phase 1: matrix 14 rows 22 cols
[2024-05-23 09:49:07] [INFO ] Computed 9 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 13 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/22 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 14/36 variables, 22/31 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 13 unsolved in 108 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 14/36 variables, 22/31 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 13/44 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 44 constraints, problems are : Problem set: 0 solved, 13 unsolved in 215 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
After SMT, in 328ms problems are : Problem set: 0 solved, 13 unsolved
Search for dead transitions found 0 dead transitions in 328ms
[2024-05-23 09:49:07] [INFO ] Invariant cache hit.
[2024-05-23 09:49:07] [INFO ] Implicit Places using invariants in 45 ms returned [0, 14]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 46 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/31 places, 14/21 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 20 transition count 13
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 19 transition count 13
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 5 place count 17 transition count 12
Applied a total of 5 rules in 3 ms. Remains 17 /20 variables (removed 3) and now considering 12/14 (removed 2) transitions.
// Phase 1: matrix 12 rows 17 cols
[2024-05-23 09:49:07] [INFO ] Computed 6 invariants in 1 ms
[2024-05-23 09:49:07] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-05-23 09:49:07] [INFO ] Invariant cache hit.
[2024-05-23 09:49:07] [INFO ] Implicit Places using invariants and state equation in 32 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 59 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 16/31 places, 12/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 16 /16 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 447 ms. Remains : 16/31 places, 12/21 transitions.
Stuttering acceptance computed with spot in 194 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : GPPP-PT-C0010N0000000100-LTLCardinality-11
Stuttering criterion allowed to conclude after 298 steps with 17 reset in 1 ms.
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C0010N0000000100-LTLCardinality-11 finished in 654 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 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Graph (complete) has 69 edges and 31 vertex of which 30 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 30 transition count 20
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 29 transition count 20
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 7 rules applied. Total rules applied 10 place count 25 transition count 17
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 13 place count 23 transition count 16
Applied a total of 13 rules in 5 ms. Remains 23 /31 variables (removed 8) and now considering 16/21 (removed 5) transitions.
Running 15 sub problems to find dead transitions.
// Phase 1: matrix 16 rows 23 cols
[2024-05-23 09:49:08] [INFO ] Computed 8 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/23 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 16/39 variables, 23/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 31 constraints, problems are : Problem set: 0 solved, 15 unsolved in 128 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 23/23 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/23 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 16/39 variables, 23/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 15/46 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 46 constraints, problems are : Problem set: 0 solved, 15 unsolved in 278 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 23/23 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints]
After SMT, in 409ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 410ms
[2024-05-23 09:49:08] [INFO ] Invariant cache hit.
[2024-05-23 09:49:08] [INFO ] Implicit Places using invariants in 29 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 30 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 22/31 places, 16/21 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 22 transition count 15
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 21 transition count 15
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 21 transition count 14
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 20 transition count 14
Applied a total of 4 rules in 12 ms. Remains 20 /22 variables (removed 2) and now considering 14/16 (removed 2) transitions.
// Phase 1: matrix 14 rows 20 cols
[2024-05-23 09:49:08] [INFO ] Computed 7 invariants in 1 ms
[2024-05-23 09:49:08] [INFO ] Implicit Places using invariants in 32 ms returned []
[2024-05-23 09:49:08] [INFO ] Invariant cache hit.
[2024-05-23 09:49:08] [INFO ] Implicit Places using invariants and state equation in 31 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 65 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 19/31 places, 14/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 14/14 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 523 ms. Remains : 19/31 places, 14/21 transitions.
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : GPPP-PT-C0010N0000000100-LTLCardinality-12
Product exploration explored 100000 steps with 5491 reset in 97 ms.
Stack based approach found an accepted trace after 57 steps with 3 reset with depth 13 and stack size 13 in 0 ms.
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-12 FALSE TECHNIQUES STACK_TEST
Treatment of property GPPP-PT-C0010N0000000100-LTLCardinality-12 finished in 708 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(p0))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 30 transition count 21
Applied a total of 1 rules in 1 ms. Remains 30 /31 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 30 cols
[2024-05-23 09:49:08] [INFO ] Computed 10 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/51 variables, 30/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 40 constraints, problems are : Problem set: 0 solved, 20 unsolved in 238 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
SMT process timed out in 20260ms, After SMT, problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 20260ms
[2024-05-23 09:49:29] [INFO ] Invariant cache hit.
[2024-05-23 09:49:29] [INFO ] Implicit Places using invariants in 35 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 40 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 29/31 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 29 /29 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 20303 ms. Remains : 29/31 places, 21/21 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : GPPP-PT-C0010N0000000100-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPPP-PT-C0010N0000000100-LTLCardinality-13 finished in 20401 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(F((p0 U (p1||G(p0)))))))))'
Support contains 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 30 transition count 21
Applied a total of 1 rules in 3 ms. Remains 30 /31 variables (removed 1) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
[2024-05-23 09:49:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/51 variables, 30/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/51 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 40 constraints, problems are : Problem set: 0 solved, 20 unsolved in 183 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/51 variables, 30/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/51 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/51 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 60 constraints, problems are : Problem set: 0 solved, 20 unsolved in 376 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
After SMT, in 575ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 576ms
[2024-05-23 09:49:29] [INFO ] Invariant cache hit.
[2024-05-23 09:49:29] [INFO ] Implicit Places using invariants in 26 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 40 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 29/31 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 29 /29 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 621 ms. Remains : 29/31 places, 21/21 transitions.
Stuttering acceptance computed with spot in 175 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : GPPP-PT-C0010N0000000100-LTLCardinality-15
Product exploration explored 100000 steps with 18008 reset in 86 ms.
Product exploration explored 100000 steps with 18035 reset in 72 ms.
Computed a total of 27 stabilizing places and 19 stable transitions
Computed a total of 27 stabilizing places and 19 stable transitions
Detected a total of 27/29 stabilizing places and 19/21 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 110 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 178 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 1272 steps (0 resets) in 7 ms. (159 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p1) p0), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p1), (F (NOT (AND p0 (NOT p1)))), (F (NOT p0)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 3 factoid took 199 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 183 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 171 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 29 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 29/29 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 29 /29 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 29 cols
[2024-05-23 09:49:31] [INFO ] Computed 9 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/50 variables, 29/38 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/50 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/50 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 50/50 variables, and 38 constraints, problems are : Problem set: 0 solved, 20 unsolved in 209 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 29/29 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/29 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 29/50 variables, and 9 constraints, problems are : Problem set: 0 solved, 20 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/29 constraints, PredecessorRefiner: 0/20 constraints, Known Traps: 0/0 constraints]
After SMT, in 20225ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 20226ms
[2024-05-23 09:49:51] [INFO ] Invariant cache hit.
[2024-05-23 09:49:51] [INFO ] Implicit Places using invariants in 39 ms returned []
[2024-05-23 09:49:51] [INFO ] Invariant cache hit.
[2024-05-23 09:49:51] [INFO ] Implicit Places using invariants and state equation in 43 ms returned [1, 2, 4]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 87 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 26/29 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 20315 ms. Remains : 26/29 places, 21/21 transitions.
Computed a total of 24 stabilizing places and 19 stable transitions
Graph (complete) has 53 edges and 26 vertex of which 19 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.0 ms
Computed a total of 24 stabilizing places and 19 stable transitions
Detected a total of 24/26 stabilizing places and 19/21 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 105 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 198 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 1171 steps (0 resets) in 7 ms. (146 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p0 (NOT p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F p1), (F (NOT (AND p0 (NOT p1)))), (F (NOT p0)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 3 factoid took 220 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 189 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 186 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 18022 reset in 55 ms.
Product exploration explored 100000 steps with 18028 reset in 60 ms.
Applying partial POR strategy [false, false, false, false, true]
Stuttering acceptance computed with spot in 305 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 21/21 transitions.
Graph (trivial) has 7 edges and 26 vertex of which 2 / 26 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 51 edges and 25 vertex of which 18 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.0 ms
Discarding 7 places :
Also discarding 7 output transitions
Drop transitions (Output transitions of discarded places.) removed 7 transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 18 transition count 13
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 18 transition count 13
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 17 transition count 12
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 17 transition count 12
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 6 rules in 14 ms. Remains 17 /26 variables (removed 9) and now considering 12/21 (removed 9) transitions.
Running 11 sub problems to find dead transitions.
// Phase 1: matrix 12 rows 17 cols
[2024-05-23 09:49:53] [INFO ] Computed 6 invariants in 0 ms
[2024-05-23 09:49:53] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 1/17 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Problem TDEAD8 is UNSAT
At refinement iteration 4 (OVERLAPS) 11/28 variables, 17/23 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/28 variables, 1/24 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/28 variables, 0/24 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 1/29 variables, 1/25 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/29 variables, 0/25 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 9 (OVERLAPS) 0/29 variables, 0/25 constraints. Problems are: Problem set: 1 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 25 constraints, problems are : Problem set: 1 solved, 10 unsolved in 134 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 17/17 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 2/17 variables, 4/6 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 11/28 variables, 17/23 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/28 variables, 1/24 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/28 variables, 10/34 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/28 variables, 0/34 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 1/29 variables, 1/35 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/29 variables, 0/35 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 10 (OVERLAPS) 0/29 variables, 0/35 constraints. Problems are: Problem set: 1 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 35 constraints, problems are : Problem set: 1 solved, 10 unsolved in 1304 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 17/17 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 10/11 constraints, Known Traps: 0/0 constraints]
After SMT, in 1444ms problems are : Problem set: 1 solved, 10 unsolved
Search for dead transitions found 1 dead transitions in 1444ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1 transitions.
[2024-05-23 09:49:54] [INFO ] Redundant transitions in 1 ms returned []
Starting structural reductions in SI_LTL mode, iteration 1 : 17/26 places, 11/21 transitions.
Graph (complete) has 36 edges and 17 vertex of which 16 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 3 ms. Remains 16 /17 variables (removed 1) and now considering 11/11 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 16/26 places, 11/21 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1470 ms. Remains : 16/26 places, 11/21 transitions.
Support contains 3 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 21/21 transitions.
Applied a total of 0 rules in 0 ms. Remains 26 /26 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Running 20 sub problems to find dead transitions.
// Phase 1: matrix 21 rows 26 cols
[2024-05-23 09:49:54] [INFO ] Computed 6 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/26 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/47 variables, 26/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/47 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/47 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 47/47 variables, and 32 constraints, problems are : Problem set: 0 solved, 20 unsolved in 191 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/26 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/47 variables, 26/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/47 variables, 20/52 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/47 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/47 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 47/47 variables, and 52 constraints, problems are : Problem set: 0 solved, 20 unsolved in 18329 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
After SMT, in 18524ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 18525ms
[2024-05-23 09:50:13] [INFO ] Invariant cache hit.
[2024-05-23 09:50:13] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-05-23 09:50:13] [INFO ] Invariant cache hit.
[2024-05-23 09:50:13] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Running 20 sub problems to find dead transitions.
[2024-05-23 09:50:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/26 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/47 variables, 26/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/47 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 0/47 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 47/47 variables, and 32 constraints, problems are : Problem set: 0 solved, 20 unsolved in 166 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 1/26 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 21/47 variables, 26/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/47 variables, 20/52 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/47 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/47 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 47/47 variables, and 52 constraints, problems are : Problem set: 0 solved, 20 unsolved in 22195 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
After SMT, in 22365ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 22365ms
Finished structural reductions in LTL mode , in 1 iterations and 40951 ms. Remains : 26/26 places, 21/21 transitions.
Treatment of property GPPP-PT-C0010N0000000100-LTLCardinality-15 finished in 66314 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(F((p0 U (p1||G(p0)))))))))'
Found a Shortening insensitive property : GPPP-PT-C0010N0000000100-LTLCardinality-15
Stuttering acceptance computed with spot in 203 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 31/31 places, 21/21 transitions.
Graph (trivial) has 4 edges and 31 vertex of which 2 / 31 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 67 edges and 30 vertex of which 29 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 5 place count 28 transition count 16
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 8 place count 25 transition count 16
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 7 rules applied. Total rules applied 15 place count 21 transition count 13
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 18 place count 19 transition count 12
Applied a total of 18 rules in 8 ms. Remains 19 /31 variables (removed 12) and now considering 12/21 (removed 9) transitions.
Running 11 sub problems to find dead transitions.
// Phase 1: matrix 12 rows 19 cols
[2024-05-23 09:50:35] [INFO ] Computed 8 invariants in 1 ms
[2024-05-23 09:50:35] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 11/30 variables, 19/27 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 1/31 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/31 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (OVERLAPS) 0/31 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 31/31 variables, and 29 constraints, problems are : Problem set: 0 solved, 11 unsolved in 147 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 19/19 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 11/30 variables, 19/27 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 11/39 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 1/31 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/31 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (OVERLAPS) 0/31 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 31/31 variables, and 40 constraints, problems are : Problem set: 0 solved, 11 unsolved in 6157 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 19/19 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
After SMT, in 6311ms problems are : Problem set: 0 solved, 11 unsolved
Search for dead transitions found 0 dead transitions in 6311ms
[2024-05-23 09:50:42] [INFO ] Invariant cache hit.
[2024-05-23 09:50:42] [INFO ] Implicit Places using invariants in 29 ms returned [0, 10]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 30 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 17/31 places, 12/21 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 17 transition count 11
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 16 transition count 11
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 5 place count 14 transition count 10
Applied a total of 5 rules in 2 ms. Remains 14 /17 variables (removed 3) and now considering 10/12 (removed 2) transitions.
// Phase 1: matrix 10 rows 14 cols
[2024-05-23 09:50:42] [INFO ] Computed 5 invariants in 0 ms
[2024-05-23 09:50:42] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-23 09:50:42] [INFO ] Invariant cache hit.
[2024-05-23 09:50:42] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 09:50:42] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 14/31 places, 10/21 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 6404 ms. Remains : 14/31 places, 10/21 transitions.
Running random walk in product with property : GPPP-PT-C0010N0000000100-LTLCardinality-15
Stuttering criterion allowed to conclude after 281 steps with 44 reset in 2 ms.
Treatment of property GPPP-PT-C0010N0000000100-LTLCardinality-15 finished in 6718 ms.
Length sensitive decision was in the wrong direction : Shortening insensitive + false
[2024-05-23 09:50:42] [INFO ] Flatten gal took : 4 ms
[2024-05-23 09:50:42] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-23 09:50:42] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 31 places, 21 transitions and 74 arcs took 3 ms.
Total runtime 145990 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running GPPP-PT-C0010N0000000100

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/414/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 31
TRANSITIONS: 21
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.001s, Sys 0.000s]


SAVING FILE /home/mcc/execution/414/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 1204
MODEL NAME: /home/mcc/execution/414/model
31 places, 21 transitions.

No place bound informations found.
No place bound informations found.
No place bound informations found.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
No place bound informations found.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA GPPP-PT-C0010N0000000100-LTLCardinality-15 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716457994790

--------------------
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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination 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="GPPP-PT-C0010N0000000100"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is GPPP-PT-C0010N0000000100, 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 r179-tall-171640601400387"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPPP-PT-C0010N0000000100.tgz
mv GPPP-PT-C0010N0000000100 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 ;