About the Execution of ITS-Tools for Diffusion2D-PT-D30N100
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 436443.00 | 0.00 | 0.00 | TFFFFTFFFFFTFFFT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r058-smll-174854064300532.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is Diffusion2D-PT-D30N100, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r058-smll-174854064300532
=====================================================================
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preparation of the directory to be used:
/home/mcc/execution
total 3.5M
-rw-r--r-- 1 mcc users 7.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 8 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 3.0M May 29 14:32 model.pnml
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content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-00
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-01
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-02
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-03
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-04
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-05
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-06
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-07
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-08
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-09
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-10
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-11
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-12
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-13
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-14
FORMULA_NAME Diffusion2D-PT-D30N100-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748848572900
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Diffusion2D-PT-D30N100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-02 07:16:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 07:16:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 07:16:15] [INFO ] Load time of PNML (sax parser for PT used): 510 ms
[2025-06-02 07:16:15] [INFO ] Transformed 900 places.
[2025-06-02 07:16:15] [INFO ] Transformed 6844 transitions.
[2025-06-02 07:16:15] [INFO ] Parsed PT model containing 900 places and 6844 transitions and 13688 arcs in 705 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 19 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA Diffusion2D-PT-D30N100-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D30N100-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D30N100-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D30N100-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 30 out of 900 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 900/900 places, 6844/6844 transitions.
Applied a total of 0 rules in 258 ms. Remains 900 /900 variables (removed 0) and now considering 6844/6844 (removed 0) transitions.
// Phase 1: matrix 6844 rows 900 cols
[2025-06-02 07:16:16] [INFO ] Computed 1 invariants in 96 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:16:16] [INFO ] Implicit Places using invariants in 603 ms returned []
[2025-06-02 07:16:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:16:19] [INFO ] Implicit Places using invariants and state equation in 2287 ms returned []
Implicit Place search using SMT with State Equation took 2949 ms to find 0 implicit places.
Running 6836 sub problems to find dead transitions.
[2025-06-02 07:16:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 899/7744 variables, and 0 constraints, problems are : Problem set: 0 solved, 6836 unsolved in 30347 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/900 constraints, PredecessorRefiner: 6836/6836 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6836 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 1)
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(s319 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 899/7744 variables, and 0 constraints, problems are : Problem set: 0 solved, 6836 unsolved in 30126 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/900 constraints, PredecessorRefiner: 0/6836 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65988ms problems are : Problem set: 0 solved, 6836 unsolved
Search for dead transitions found 0 dead transitions in 66059ms
Finished structural reductions in LTL mode , in 1 iterations and 69340 ms. Remains : 900/900 places, 6844/6844 transitions.
Support contains 30 out of 900 places after structural reductions.
[2025-06-02 07:17:26] [INFO ] Flatten gal took : 405 ms
[2025-06-02 07:17:26] [INFO ] Flatten gal took : 229 ms
[2025-06-02 07:17:26] [INFO ] Input system was already deterministic with 6844 transitions.
RANDOM walk for 40195 steps (8 resets) in 290 ms. (138 steps per ms) remains 24/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 34 ms. (114 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 23/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 22/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 22/22 properties
[2025-06-02 07:17:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp20 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 1 (OVERLAPS) 879/900 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/900 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 6844/7744 variables, 900/901 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7744 variables, 0/901 constraints. Problems are: Problem set: 1 solved, 21 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 7744/7744 variables, and 901 constraints, problems are : Problem set: 1 solved, 21 unsolved in 5016 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 900/900 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 21 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 1 (OVERLAPS) 879/900 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/900 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 6844/7744 variables, 900/901 constraints. Problems are: Problem set: 1 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7744 variables, 21/922 constraints. Problems are: Problem set: 1 solved, 21 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 7744/7744 variables, and 922 constraints, problems are : Problem set: 1 solved, 21 unsolved in 5012 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 900/900 constraints, PredecessorRefiner: 21/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10171ms problems are : Problem set: 1 solved, 21 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 21 out of 900 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 900/900 places, 6844/6844 transitions.
Graph (trivial) has 6530 edges and 900 vertex of which 879 / 900 are part of one of the 1 SCC in 22 ms
Free SCC test removed 878 places
Drop transitions (Empty/Sink Transition effects.) removed 6530 transitions
Ensure Unique test removed 262 transitions
Reduce isomorphic transitions removed 6792 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 15 transitions
Redundant transition composition rules discarded 15 transitions
Iterating global reduction 0 with 15 rules applied. Total rules applied 16 place count 22 transition count 37
Applied a total of 16 rules in 79 ms. Remains 22 /900 variables (removed 878) and now considering 37/6844 (removed 6807) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 79 ms. Remains : 22/900 places, 37/6844 transitions.
RANDOM walk for 37801 steps (8 resets) in 49 ms. (756 steps per ms) remains 0/21 properties
FORMULA Diffusion2D-PT-D30N100-LTLFireability-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 11 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(F((p0 U (p1||G(p0)))))||(F((p0 U (p1||G(p0))))&&(X(p0) U ((p2&&X(p0))||X(G(p0)))))))))'
Support contains 3 out of 900 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 900/900 places, 6844/6844 transitions.
Applied a total of 0 rules in 303 ms. Remains 900 /900 variables (removed 0) and now considering 6844/6844 (removed 0) transitions.
[2025-06-02 07:17:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:17:38] [INFO ] Implicit Places using invariants in 218 ms returned []
[2025-06-02 07:17:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:17:40] [INFO ] Implicit Places using invariants and state equation in 2153 ms returned []
Implicit Place search using SMT with State Equation took 2380 ms to find 0 implicit places.
Running 6836 sub problems to find dead transitions.
[2025-06-02 07:17:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 899/7744 variables, and 0 constraints, problems are : Problem set: 0 solved, 6836 unsolved in 30138 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/900 constraints, PredecessorRefiner: 6836/6836 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6836 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 899/7744 variables, and 0 constraints, problems are : Problem set: 0 solved, 6836 unsolved in 30199 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/900 constraints, PredecessorRefiner: 0/6836 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65037ms problems are : Problem set: 0 solved, 6836 unsolved
Search for dead transitions found 0 dead transitions in 65066ms
Finished structural reductions in LTL mode , in 1 iterations and 67772 ms. Remains : 900/900 places, 6844/6844 transitions.
Stuttering acceptance computed with spot in 521 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p0))]
Running random walk in product with property : Diffusion2D-PT-D30N100-LTLFireability-00
Product exploration explored 100000 steps with 33333 reset in 891 ms.
Product exploration explored 100000 steps with 33333 reset in 729 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 p2 p0), (X p1), (X p2), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 22 ms. Reduced automaton from 6 states, 14 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Diffusion2D-PT-D30N100-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Diffusion2D-PT-D30N100-LTLFireability-00 finished in 70126 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||F((G(!p0)||(F(p1) U X(p2))))))'
Support contains 2 out of 900 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 900/900 places, 6844/6844 transitions.
Applied a total of 0 rules in 94 ms. Remains 900 /900 variables (removed 0) and now considering 6844/6844 (removed 0) transitions.
[2025-06-02 07:18:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:18:48] [INFO ] Implicit Places using invariants in 168 ms returned []
[2025-06-02 07:18:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:18:50] [INFO ] Implicit Places using invariants and state equation in 1920 ms returned []
Implicit Place search using SMT with State Equation took 2091 ms to find 0 implicit places.
Running 6836 sub problems to find dead transitions.
[2025-06-02 07:18:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 899/7744 variables, and 0 constraints, problems are : Problem set: 0 solved, 6836 unsolved in 30199 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/900 constraints, PredecessorRefiner: 6836/6836 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6836 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 899/7744 variables, and 0 constraints, problems are : Problem set: 0 solved, 6836 unsolved in 30179 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/900 constraints, PredecessorRefiner: 0/6836 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65029ms problems are : Problem set: 0 solved, 6836 unsolved
Search for dead transitions found 0 dead transitions in 65048ms
Finished structural reductions in LTL mode , in 1 iterations and 67252 ms. Remains : 900/900 places, 6844/6844 transitions.
Stuttering acceptance computed with spot in 120 ms :[false, false, (AND p0 (NOT p2))]
Running random walk in product with property : Diffusion2D-PT-D30N100-LTLFireability-01
Product exploration explored 100000 steps with 34 reset in 2391 ms.
Stack based approach found an accepted trace after 19920 steps with 8 reset with depth 4398 and stack size 4381 in 419 ms.
FORMULA Diffusion2D-PT-D30N100-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D30N100-LTLFireability-01 finished in 70231 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 900 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 900/900 places, 6844/6844 transitions.
Graph (trivial) has 6828 edges and 900 vertex of which 899 / 900 are part of one of the 1 SCC in 9 ms
Free SCC test removed 898 places
Ensure Unique test removed 6841 transitions
Reduce isomorphic transitions removed 6841 transitions.
Applied a total of 1 rules in 25 ms. Remains 2 /900 variables (removed 898) and now considering 3/6844 (removed 6841) transitions.
// Phase 1: matrix 3 rows 2 cols
[2025-06-02 07:19:58] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:19:58] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-02 07:19:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:19:58] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:19:58] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2025-06-02 07:19:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/5 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/5 variables, and 4 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 64ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/900 places, 3/6844 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 146 ms. Remains : 2/900 places, 3/6844 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D30N100-LTLFireability-02
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D30N100-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D30N100-LTLFireability-02 finished in 236 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(X((p0&&X(F(p1)))))||(!p1 U (p2||G(!p1)))))))'
Support contains 3 out of 900 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 900/900 places, 6844/6844 transitions.
Applied a total of 0 rules in 73 ms. Remains 900 /900 variables (removed 0) and now considering 6844/6844 (removed 0) transitions.
// Phase 1: matrix 6844 rows 900 cols
[2025-06-02 07:19:58] [INFO ] Computed 1 invariants in 43 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:19:58] [INFO ] Implicit Places using invariants in 204 ms returned []
[2025-06-02 07:19:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:20:00] [INFO ] Implicit Places using invariants and state equation in 1858 ms returned []
Implicit Place search using SMT with State Equation took 2064 ms to find 0 implicit places.
Running 6836 sub problems to find dead transitions.
[2025-06-02 07:20:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 899/7744 variables, and 0 constraints, problems are : Problem set: 0 solved, 6836 unsolved in 30110 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/900 constraints, PredecessorRefiner: 6836/6836 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6836 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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(s772 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 899/7744 variables, and 0 constraints, problems are : Problem set: 0 solved, 6836 unsolved in 30147 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/900 constraints, PredecessorRefiner: 0/6836 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64932ms problems are : Problem set: 0 solved, 6836 unsolved
Search for dead transitions found 0 dead transitions in 64944ms
Finished structural reductions in LTL mode , in 1 iterations and 67101 ms. Remains : 900/900 places, 6844/6844 transitions.
Stuttering acceptance computed with spot in 485 ms :[(AND (NOT p2) p1 (NOT p0)), (AND (NOT p2) p1 (NOT p0)), (OR (NOT p0) (NOT p1)), (AND p1 (NOT p2) (NOT p0)), (OR (NOT p0) (NOT p1)), true, (NOT p1), (AND p1 (NOT p2) (NOT p0)), (AND (NOT p2) p1 p0)]
Running random walk in product with property : Diffusion2D-PT-D30N100-LTLFireability-03
Entered a terminal (fully accepting) state of product in 6633 steps with 3 reset in 208 ms.
FORMULA Diffusion2D-PT-D30N100-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D30N100-LTLFireability-03 finished in 67842 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(p0)) U (p1&&(G(p0) U p2)&&X(p3)))))'
Support contains 4 out of 900 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 900/900 places, 6844/6844 transitions.
Applied a total of 0 rules in 118 ms. Remains 900 /900 variables (removed 0) and now considering 6844/6844 (removed 0) transitions.
[2025-06-02 07:21:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:21:06] [INFO ] Implicit Places using invariants in 213 ms returned []
[2025-06-02 07:21:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:21:08] [INFO ] Implicit Places using invariants and state equation in 2158 ms returned []
Implicit Place search using SMT with State Equation took 2377 ms to find 0 implicit places.
Running 6836 sub problems to find dead transitions.
[2025-06-02 07:21:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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(s724 timeout
1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 899/7744 variables, and 0 constraints, problems are : Problem set: 0 solved, 6836 unsolved in 30115 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/900 constraints, PredecessorRefiner: 6836/6836 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6836 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 899/7744 variables, and 0 constraints, problems are : Problem set: 0 solved, 6836 unsolved in 30174 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/900 constraints, PredecessorRefiner: 0/6836 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64553ms problems are : Problem set: 0 solved, 6836 unsolved
Search for dead transitions found 0 dead transitions in 64566ms
Finished structural reductions in LTL mode , in 1 iterations and 67077 ms. Remains : 900/900 places, 6844/6844 transitions.
Stuttering acceptance computed with spot in 546 ms :[(OR (NOT p1) (NOT p2) (NOT p3)), (OR (NOT p1) (NOT p2) (NOT p3)), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), (NOT p2), (NOT p3), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Running random walk in product with property : Diffusion2D-PT-D30N100-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 5391 ms.
Stack based approach found an accepted trace after 42 steps with 0 reset with depth 43 and stack size 41 in 0 ms.
FORMULA Diffusion2D-PT-D30N100-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D30N100-LTLFireability-04 finished in 73081 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(p0))&&((p1&&X(p1)) U (G((p1&&X(p1)))||(X(p1)&&p2)))))'
Support contains 3 out of 900 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 900/900 places, 6844/6844 transitions.
Applied a total of 0 rules in 68 ms. Remains 900 /900 variables (removed 0) and now considering 6844/6844 (removed 0) transitions.
[2025-06-02 07:22:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:22:19] [INFO ] Implicit Places using invariants in 168 ms returned []
[2025-06-02 07:22:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:22:21] [INFO ] Implicit Places using invariants and state equation in 1895 ms returned []
Implicit Place search using SMT with State Equation took 2066 ms to find 0 implicit places.
Running 6836 sub problems to find dead transitions.
[2025-06-02 07:22:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
(s810 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 899/7744 variables, and 0 constraints, problems are : Problem set: 0 solved, 6836 unsolved in 30119 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/900 constraints, PredecessorRefiner: 6836/6836 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6836 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 899/7744 variables, and 0 constraints, problems are : Problem set: 0 solved, 6836 unsolved in 30105 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/900 constraints, PredecessorRefiner: 0/6836 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65753ms problems are : Problem set: 0 solved, 6836 unsolved
Search for dead transitions found 0 dead transitions in 65777ms
Finished structural reductions in LTL mode , in 1 iterations and 67936 ms. Remains : 900/900 places, 6844/6844 transitions.
Stuttering acceptance computed with spot in 255 ms :[(OR (NOT p1) (NOT p0)), true, (NOT p0), (NOT p1), (AND (NOT p1) p2), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D30N100-LTLFireability-08
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D30N100-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D30N100-LTLFireability-08 finished in 68225 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)&&F(p1)))'
Support contains 2 out of 900 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 900/900 places, 6844/6844 transitions.
Graph (trivial) has 6812 edges and 900 vertex of which 898 / 900 are part of one of the 1 SCC in 7 ms
Free SCC test removed 897 places
Ensure Unique test removed 6839 transitions
Reduce isomorphic transitions removed 6839 transitions.
Applied a total of 1 rules in 20 ms. Remains 3 /900 variables (removed 897) and now considering 5/6844 (removed 6839) transitions.
// Phase 1: matrix 5 rows 3 cols
[2025-06-02 07:23:27] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:23:27] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-02 07:23:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:23:27] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:23:27] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2025-06-02 07:23:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/8 variables, and 4 constraints, problems are : Problem set: 0 solved, 2 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/8 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 95ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 96ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/900 places, 5/6844 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 163 ms. Remains : 3/900 places, 5/6844 transitions.
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : Diffusion2D-PT-D30N100-LTLFireability-09
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA Diffusion2D-PT-D30N100-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D30N100-LTLFireability-09 finished in 286 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 4 out of 900 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 900/900 places, 6844/6844 transitions.
Graph (trivial) has 6786 edges and 900 vertex of which 896 / 900 are part of one of the 1 SCC in 11 ms
Free SCC test removed 895 places
Ensure Unique test removed 6835 transitions
Reduce isomorphic transitions removed 6835 transitions.
Applied a total of 1 rules in 23 ms. Remains 5 /900 variables (removed 895) and now considering 9/6844 (removed 6835) transitions.
// Phase 1: matrix 9 rows 5 cols
[2025-06-02 07:23:28] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:23:28] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-02 07:23:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:23:28] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:23:28] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-02 07:23:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 0/13 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/14 variables, and 6 constraints, problems are : Problem set: 0 solved, 4 unsolved in 70 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/14 variables, and 10 constraints, problems are : Problem set: 0 solved, 4 unsolved in 74 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 148ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 149ms
Starting structural reductions in SI_LTL mode, iteration 1 : 5/900 places, 9/6844 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 221 ms. Remains : 5/900 places, 9/6844 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D30N100-LTLFireability-10
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA Diffusion2D-PT-D30N100-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D30N100-LTLFireability-10 finished in 273 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 900 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 900/900 places, 6844/6844 transitions.
Graph (trivial) has 6834 edges and 900 vertex of which 899 / 900 are part of one of the 1 SCC in 7 ms
Free SCC test removed 898 places
Ensure Unique test removed 6841 transitions
Reduce isomorphic transitions removed 6841 transitions.
Applied a total of 1 rules in 14 ms. Remains 2 /900 variables (removed 898) and now considering 3/6844 (removed 6841) transitions.
// Phase 1: matrix 3 rows 2 cols
[2025-06-02 07:23:28] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:23:28] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-06-02 07:23:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:23:28] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:23:28] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2025-06-02 07:23:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/5 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/5 variables, and 4 constraints, problems are : Problem set: 0 solved, 1 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 60ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/900 places, 3/6844 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 120 ms. Remains : 2/900 places, 3/6844 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D30N100-LTLFireability-12
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D30N100-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D30N100-LTLFireability-12 finished in 169 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||F(p1)))'
Support contains 2 out of 900 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 900/900 places, 6844/6844 transitions.
Graph (trivial) has 6812 edges and 900 vertex of which 898 / 900 are part of one of the 1 SCC in 2 ms
Free SCC test removed 897 places
Ensure Unique test removed 6839 transitions
Reduce isomorphic transitions removed 6839 transitions.
Applied a total of 1 rules in 10 ms. Remains 3 /900 variables (removed 897) and now considering 5/6844 (removed 6839) transitions.
// Phase 1: matrix 5 rows 3 cols
[2025-06-02 07:23:28] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:23:28] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-02 07:23:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:23:28] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:23:28] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2025-06-02 07:23:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/8 variables, and 4 constraints, problems are : Problem set: 0 solved, 2 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/8 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 76ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 76ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/900 places, 5/6844 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 131 ms. Remains : 3/900 places, 5/6844 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Diffusion2D-PT-D30N100-LTLFireability-13
Stuttering criterion allowed to conclude after 5 steps with 1 reset in 0 ms.
FORMULA Diffusion2D-PT-D30N100-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D30N100-LTLFireability-13 finished in 225 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((G(p0)||F(p1))))'
Support contains 2 out of 900 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 900/900 places, 6844/6844 transitions.
Graph (trivial) has 6812 edges and 900 vertex of which 898 / 900 are part of one of the 1 SCC in 2 ms
Free SCC test removed 897 places
Ensure Unique test removed 6839 transitions
Reduce isomorphic transitions removed 6839 transitions.
Applied a total of 1 rules in 10 ms. Remains 3 /900 variables (removed 897) and now considering 5/6844 (removed 6839) transitions.
[2025-06-02 07:23:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:23:28] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-02 07:23:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:23:28] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:23:28] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2025-06-02 07:23:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/8 variables, and 4 constraints, problems are : Problem set: 0 solved, 2 unsolved in 98 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/8 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 98 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 201ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 201ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/900 places, 5/6844 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 276 ms. Remains : 3/900 places, 5/6844 transitions.
Stuttering acceptance computed with spot in 109 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D30N100-LTLFireability-14
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D30N100-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D30N100-LTLFireability-14 finished in 401 ms.
All properties solved by simple procedures.
Total runtime 434184 ms.
BK_STOP 1748849009343
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
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="Diffusion2D-PT-D30N100"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 2-5832"
echo " Executing tool itstools"
echo " Input is Diffusion2D-PT-D30N100, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r058-smll-174854064300532"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D30N100.tgz
mv Diffusion2D-PT-D30N100 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.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 '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;