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.r223-tall-171649611300394.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 LeafsetExtension-PT-S64C3, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r223-tall-171649611300394
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 14M
-rw-r--r-- 1 mcc users 15K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 7.3K Apr 22 14:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 33K Apr 22 14:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.8K May 19 07:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Apr 12 13:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 103K Apr 12 13:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 12 13:46 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K Apr 12 13:46 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.3K Apr 22 14:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 6 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 14M 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 LeafsetExtension-PT-S64C3-CTLFireability-2024-00
FORMULA_NAME LeafsetExtension-PT-S64C3-CTLFireability-2024-01
FORMULA_NAME LeafsetExtension-PT-S64C3-CTLFireability-2024-02
FORMULA_NAME LeafsetExtension-PT-S64C3-CTLFireability-2024-03
FORMULA_NAME LeafsetExtension-PT-S64C3-CTLFireability-2024-04
FORMULA_NAME LeafsetExtension-PT-S64C3-CTLFireability-2024-05
FORMULA_NAME LeafsetExtension-PT-S64C3-CTLFireability-2024-06
FORMULA_NAME LeafsetExtension-PT-S64C3-CTLFireability-2024-07
FORMULA_NAME LeafsetExtension-PT-S64C3-CTLFireability-2024-08
FORMULA_NAME LeafsetExtension-PT-S64C3-CTLFireability-2024-09
FORMULA_NAME LeafsetExtension-PT-S64C3-CTLFireability-2024-10
FORMULA_NAME LeafsetExtension-PT-S64C3-CTLFireability-2024-11
FORMULA_NAME LeafsetExtension-PT-S64C3-CTLFireability-2023-12
FORMULA_NAME LeafsetExtension-PT-S64C3-CTLFireability-2023-13
FORMULA_NAME LeafsetExtension-PT-S64C3-CTLFireability-2023-14
FORMULA_NAME LeafsetExtension-PT-S64C3-CTLFireability-2023-15

=== Now, execution of the tool begins

BK_START 1716550081173

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LeafsetExtension-PT-S64C3
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-24 11:28:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-24 11:28:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-24 11:28:03] [INFO ] Load time of PNML (sax parser for PT used): 704 ms
[2024-05-24 11:28:03] [INFO ] Transformed 21462 places.
[2024-05-24 11:28:03] [INFO ] Transformed 21129 transitions.
[2024-05-24 11:28:03] [INFO ] Parsed PT model containing 21462 places and 21129 transitions and 67740 arcs in 919 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 56 ms.
Support contains 151 out of 21462 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21462/21462 places, 21129/21129 transitions.
Reduce places removed 4229 places and 0 transitions.
Iterating post reduction 0 with 4229 rules applied. Total rules applied 4229 place count 17233 transition count 21129
Applied a total of 4229 rules in 329 ms. Remains 17233 /21462 variables (removed 4229) and now considering 21129/21129 (removed 0) transitions.
// Phase 1: matrix 21129 rows 17233 cols
[2024-05-24 11:28:05] [INFO ] Computed 198 invariants in 1914 ms
[2024-05-24 11:28:19] [INFO ] Implicit Places using invariants in 15052 ms returned [263, 526, 789, 1052, 2104, 2367, 2893, 3419, 3682, 3945, 4208, 4471, 4997, 5523, 5786, 6312, 6575, 7101, 7364, 8153, 8416, 8418, 8680, 8943, 9206, 9995, 10258, 10521, 10784, 11047, 11310, 11573, 11836, 12099, 12362, 12888, 13414, 14203, 15518, 16307, 16570, 16833, 17096]
Discarding 43 places :
Implicit Place search using SMT only with invariants took 15222 ms to find 43 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 17190/21462 places, 21129/21129 transitions.
Applied a total of 0 rules in 159 ms. Remains 17190 /17190 variables (removed 0) and now considering 21129/21129 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 15733 ms. Remains : 17190/21462 places, 21129/21129 transitions.
Support contains 151 out of 17190 places after structural reductions.
[2024-05-24 11:28:20] [INFO ] Flatten gal took : 777 ms
[2024-05-24 11:28:20] [INFO ] Flatten gal took : 524 ms
[2024-05-24 11:28:22] [INFO ] Input system was already deterministic with 21129 transitions.
Support contains 150 out of 17190 places (down from 151) after GAL structural reductions.
RANDOM walk for 40000 steps (1544 resets) in 3410 ms. (11 steps per ms) remains 31/67 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 30/31 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 29/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 28/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 28/28 properties
// Phase 1: matrix 21129 rows 17190 cols
[2024-05-24 11:28:25] [INFO ] Computed 155 invariants in 1768 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (OVERLAPS) 12714/12791 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 28 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 12791/38319 variables, and 19 constraints, problems are : Problem set: 0 solved, 28 unsolved in 5036 ms.
Refiners :[Generalized P Invariants (flows): 19/155 constraints, State Equation: 0/17190 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (OVERLAPS) 12714/12791 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 28 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 12791/38319 variables, and 19 constraints, problems are : Problem set: 0 solved, 28 unsolved in 5163 ms.
Refiners :[Generalized P Invariants (flows): 19/155 constraints, State Equation: 0/17190 constraints, PredecessorRefiner: 0/28 constraints, Known Traps: 0/0 constraints]
After SMT, in 12255ms problems are : Problem set: 0 solved, 28 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 77 out of 17190 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 17190/17190 places, 21129/21129 transitions.
Graph (complete) has 35382 edges and 17190 vertex of which 2376 are kept as prefixes of interest. Removing 14814 places using SCC suffix rule.44 ms
Discarding 14814 places :
Also discarding 13293 output transitions
Drop transitions (Output transitions of discarded places.) removed 13293 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1414 transitions
Reduce isomorphic transitions removed 1414 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 642 transitions
Trivial Post-agglo rules discarded 642 transitions
Performed 642 trivial Post agglomeration. Transition count delta: 642
Iterating post reduction 0 with 2056 rules applied. Total rules applied 2057 place count 2376 transition count 5780
Reduce places removed 644 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 1 with 661 rules applied. Total rules applied 2718 place count 1732 transition count 5763
Reduce places removed 17 places and 0 transitions.
Performed 85 Post agglomeration using F-continuation condition.Transition count delta: 85
Iterating post reduction 2 with 102 rules applied. Total rules applied 2820 place count 1715 transition count 5678
Reduce places removed 85 places and 0 transitions.
Iterating post reduction 3 with 85 rules applied. Total rules applied 2905 place count 1630 transition count 5678
Performed 28 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 28 Pre rules applied. Total rules applied 2905 place count 1630 transition count 5650
Deduced a syphon composed of 28 places in 1 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 4 with 56 rules applied. Total rules applied 2961 place count 1602 transition count 5650
Discarding 900 places :
Symmetric choice reduction at 4 with 900 rule applications. Total rules 3861 place count 702 transition count 4750
Iterating global reduction 4 with 900 rules applied. Total rules applied 4761 place count 702 transition count 4750
Discarding 113 places :
Symmetric choice reduction at 4 with 113 rule applications. Total rules 4874 place count 589 transition count 4637
Iterating global reduction 4 with 113 rules applied. Total rules applied 4987 place count 589 transition count 4637
Performed 33 Post agglomeration using F-continuation condition.Transition count delta: 33
Deduced a syphon composed of 33 places in 2 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 4 with 66 rules applied. Total rules applied 5053 place count 556 transition count 4604
Partial Free-agglomeration rule applied 105 times.
Drop transitions (Partial Free agglomeration) removed 105 transitions
Iterating global reduction 4 with 105 rules applied. Total rules applied 5158 place count 556 transition count 4604
Applied a total of 5158 rules in 792 ms. Remains 556 /17190 variables (removed 16634) and now considering 4604/21129 (removed 16525) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 793 ms. Remains : 556/17190 places, 4604/21129 transitions.
RANDOM walk for 40000 steps (4269 resets) in 1307 ms. (30 steps per ms) remains 13/28 properties
BEST_FIRST walk for 40004 steps (116 resets) in 155 ms. (256 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (81 resets) in 114 ms. (347 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (124 resets) in 132 ms. (300 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (119 resets) in 118 ms. (336 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (118 resets) in 124 ms. (320 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (115 resets) in 126 ms. (314 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (116 resets) in 131 ms. (303 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (114 resets) in 128 ms. (310 steps per ms) remains 12/13 properties
BEST_FIRST walk for 40004 steps (114 resets) in 119 ms. (333 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (118 resets) in 127 ms. (312 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (115 resets) in 115 ms. (344 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (113 resets) in 115 ms. (344 steps per ms) remains 11/12 properties
BEST_FIRST walk for 40004 steps (116 resets) in 122 ms. (325 steps per ms) remains 11/11 properties
[2024-05-24 11:28:37] [INFO ] Flow matrix only has 1272 transitions (discarded 3332 similar events)
// Phase 1: matrix 1272 rows 556 cols
[2024-05-24 11:28:37] [INFO ] Computed 15 invariants in 16 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 144/194 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/194 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Problem AtomicPropp29 is UNSAT
At refinement iteration 3 (OVERLAPS) 485/679 variables, 194/205 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/679 variables, 0/205 constraints. Problems are: Problem set: 1 solved, 10 unsolved
Problem AtomicPropp62 is UNSAT
At refinement iteration 5 (OVERLAPS) 970/1649 variables, 204/409 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1649 variables, 0/409 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 35/1684 variables, 4/413 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1684 variables, 31/444 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1684 variables, 0/444 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 138/1822 variables, 124/568 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1822 variables, 0/568 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 12 (OVERLAPS) 6/1828 variables, 3/571 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1828 variables, 0/571 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 14 (OVERLAPS) 0/1828 variables, 0/571 constraints. Problems are: Problem set: 2 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1828/1828 variables, and 571 constraints, problems are : Problem set: 2 solved, 9 unsolved in 2345 ms.
Refiners :[Generalized P Invariants (flows): 15/15 constraints, State Equation: 556/556 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 104/137 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/137 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 326/463 variables, 137/144 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/463 variables, 2/146 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/463 variables, 0/146 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 1086/1549 variables, 180/326 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1549 variables, 7/333 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1549 variables, 0/333 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 69/1618 variables, 6/339 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1618 variables, 67/406 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1618 variables, 0/406 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 12 (OVERLAPS) 195/1813 variables, 163/569 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1813 variables, 0/569 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 14 (OVERLAPS) 4/1817 variables, 2/571 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1817 variables, 0/571 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 16 (OVERLAPS) 11/1828 variables, 9/580 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1828 variables, 0/580 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 18 (OVERLAPS) 0/1828 variables, 0/580 constraints. Problems are: Problem set: 2 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1828/1828 variables, and 580 constraints, problems are : Problem set: 2 solved, 9 unsolved in 2823 ms.
Refiners :[Generalized P Invariants (flows): 15/15 constraints, State Equation: 556/556 constraints, PredecessorRefiner: 9/11 constraints, Known Traps: 0/0 constraints]
After SMT, in 5214ms problems are : Problem set: 2 solved, 9 unsolved
Finished Parikh walk after 7 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=7 )
Parikh walk visited 9 properties in 147 ms.
Successfully simplified 2 atomic propositions for a total of 16 simplifications.
FORMULA LeafsetExtension-PT-S64C3-CTLFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-24 11:28:43] [INFO ] Flatten gal took : 440 ms
[2024-05-24 11:28:43] [INFO ] Flatten gal took : 475 ms
[2024-05-24 11:28:44] [INFO ] Input system was already deterministic with 21129 transitions.
Computed a total of 17190 stabilizing places and 21129 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 17190 transition count 21129
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
AF dead knowledge conclusive for 3 formulas.
FORMULA LeafsetExtension-PT-S64C3-CTLFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LeafsetExtension-PT-S64C3-CTLFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Starting structural reductions in LTL mode, iteration 0 : 17190/17190 places, 21129/21129 transitions.
Applied a total of 0 rules in 58 ms. Remains 17190 /17190 variables (removed 0) and now considering 21129/21129 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59 ms. Remains : 17190/17190 places, 21129/21129 transitions.
[2024-05-24 11:28:45] [INFO ] Flatten gal took : 419 ms
[2024-05-24 11:28:45] [INFO ] Flatten gal took : 451 ms
[2024-05-24 11:28:46] [INFO ] Input system was already deterministic with 21129 transitions.
Starting structural reductions in LTL mode, iteration 0 : 17190/17190 places, 21129/21129 transitions.
Applied a total of 0 rules in 71 ms. Remains 17190 /17190 variables (removed 0) and now considering 21129/21129 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 73 ms. Remains : 17190/17190 places, 21129/21129 transitions.
[2024-05-24 11:28:47] [INFO ] Flatten gal took : 447 ms
[2024-05-24 11:28:47] [INFO ] Flatten gal took : 495 ms
[2024-05-24 11:28:48] [INFO ] Input system was already deterministic with 21129 transitions.
Starting structural reductions in LTL mode, iteration 0 : 17190/17190 places, 21129/21129 transitions.
Applied a total of 0 rules in 58 ms. Remains 17190 /17190 variables (removed 0) and now considering 21129/21129 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58 ms. Remains : 17190/17190 places, 21129/21129 transitions.
[2024-05-24 11:28:49] [INFO ] Flatten gal took : 414 ms
[2024-05-24 11:28:49] [INFO ] Flatten gal took : 451 ms
[2024-05-24 11:28:50] [INFO ] Input system was already deterministic with 21129 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 17190/17190 places, 21129/21129 transitions.
Graph (complete) has 39739 edges and 17190 vertex of which 17188 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.55 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 8256 transitions
Trivial Post-agglo rules discarded 8256 transitions
Performed 8256 trivial Post agglomeration. Transition count delta: 8256
Iterating post reduction 0 with 8256 rules applied. Total rules applied 8257 place count 17188 transition count 12871
Reduce places removed 8256 places and 0 transitions.
Performed 64 Post agglomeration using F-continuation condition.Transition count delta: 64
Iterating post reduction 1 with 8320 rules applied. Total rules applied 16577 place count 8932 transition count 12807
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 2 with 64 rules applied. Total rules applied 16641 place count 8868 transition count 12807
Performed 130 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 130 Pre rules applied. Total rules applied 16641 place count 8868 transition count 12677
Deduced a syphon composed of 130 places in 4 ms
Reduce places removed 130 places and 0 transitions.
Iterating global reduction 3 with 260 rules applied. Total rules applied 16901 place count 8738 transition count 12677
Discarding 4030 places :
Symmetric choice reduction at 3 with 4030 rule applications. Total rules 20931 place count 4708 transition count 8647
Iterating global reduction 3 with 4030 rules applied. Total rules applied 24961 place count 4708 transition count 8647
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 24961 place count 4708 transition count 8645
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 24965 place count 4706 transition count 8645
Discarding 2558 places :
Symmetric choice reduction at 3 with 2558 rule applications. Total rules 27523 place count 2148 transition count 6087
Iterating global reduction 3 with 2558 rules applied. Total rules applied 30081 place count 2148 transition count 6087
Performed 130 Post agglomeration using F-continuation condition.Transition count delta: 130
Deduced a syphon composed of 130 places in 1 ms
Reduce places removed 130 places and 0 transitions.
Iterating global reduction 3 with 260 rules applied. Total rules applied 30341 place count 2018 transition count 5957
Applied a total of 30341 rules in 2999 ms. Remains 2018 /17190 variables (removed 15172) and now considering 5957/21129 (removed 15172) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 3001 ms. Remains : 2018/17190 places, 5957/21129 transitions.
[2024-05-24 11:28:53] [INFO ] Flatten gal took : 110 ms
[2024-05-24 11:28:54] [INFO ] Flatten gal took : 140 ms
[2024-05-24 11:28:54] [INFO ] Input system was already deterministic with 5957 transitions.
Starting structural reductions in LTL mode, iteration 0 : 17190/17190 places, 21129/21129 transitions.
Applied a total of 0 rules in 58 ms. Remains 17190 /17190 variables (removed 0) and now considering 21129/21129 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60 ms. Remains : 17190/17190 places, 21129/21129 transitions.
[2024-05-24 11:28:54] [INFO ] Flatten gal took : 408 ms
[2024-05-24 11:28:55] [INFO ] Flatten gal took : 454 ms
[2024-05-24 11:28:56] [INFO ] Input system was already deterministic with 21129 transitions.
Starting structural reductions in LTL mode, iteration 0 : 17190/17190 places, 21129/21129 transitions.
Applied a total of 0 rules in 57 ms. Remains 17190 /17190 variables (removed 0) and now considering 21129/21129 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59 ms. Remains : 17190/17190 places, 21129/21129 transitions.
[2024-05-24 11:28:56] [INFO ] Flatten gal took : 414 ms
[2024-05-24 11:28:57] [INFO ] Flatten gal took : 458 ms
[2024-05-24 11:28:57] [INFO ] Input system was already deterministic with 21129 transitions.
Starting structural reductions in LTL mode, iteration 0 : 17190/17190 places, 21129/21129 transitions.
Applied a total of 0 rules in 59 ms. Remains 17190 /17190 variables (removed 0) and now considering 21129/21129 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60 ms. Remains : 17190/17190 places, 21129/21129 transitions.
[2024-05-24 11:28:58] [INFO ] Flatten gal took : 417 ms
[2024-05-24 11:28:58] [INFO ] Flatten gal took : 452 ms
[2024-05-24 11:28:59] [INFO ] Input system was already deterministic with 21129 transitions.
Starting structural reductions in LTL mode, iteration 0 : 17190/17190 places, 21129/21129 transitions.
Applied a total of 0 rules in 56 ms. Remains 17190 /17190 variables (removed 0) and now considering 21129/21129 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57 ms. Remains : 17190/17190 places, 21129/21129 transitions.
[2024-05-24 11:29:00] [INFO ] Flatten gal took : 414 ms
[2024-05-24 11:29:00] [INFO ] Flatten gal took : 459 ms
[2024-05-24 11:29:01] [INFO ] Input system was already deterministic with 21129 transitions.
Starting structural reductions in LTL mode, iteration 0 : 17190/17190 places, 21129/21129 transitions.
Applied a total of 0 rules in 58 ms. Remains 17190 /17190 variables (removed 0) and now considering 21129/21129 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59 ms. Remains : 17190/17190 places, 21129/21129 transitions.
[2024-05-24 11:29:01] [INFO ] Flatten gal took : 417 ms
[2024-05-24 11:29:02] [INFO ] Flatten gal took : 456 ms
[2024-05-24 11:29:03] [INFO ] Input system was already deterministic with 21129 transitions.
Starting structural reductions in LTL mode, iteration 0 : 17190/17190 places, 21129/21129 transitions.
Applied a total of 0 rules in 57 ms. Remains 17190 /17190 variables (removed 0) and now considering 21129/21129 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57 ms. Remains : 17190/17190 places, 21129/21129 transitions.
[2024-05-24 11:29:03] [INFO ] Flatten gal took : 413 ms
[2024-05-24 11:29:04] [INFO ] Flatten gal took : 449 ms
[2024-05-24 11:29:05] [INFO ] Input system was already deterministic with 21129 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 17190/17190 places, 21129/21129 transitions.
Graph (complete) has 39739 edges and 17190 vertex of which 17188 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.18 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 8253 transitions
Trivial Post-agglo rules discarded 8253 transitions
Performed 8253 trivial Post agglomeration. Transition count delta: 8253
Iterating post reduction 0 with 8253 rules applied. Total rules applied 8254 place count 17188 transition count 12874
Reduce places removed 8253 places and 0 transitions.
Performed 64 Post agglomeration using F-continuation condition.Transition count delta: 64
Iterating post reduction 1 with 8317 rules applied. Total rules applied 16571 place count 8935 transition count 12810
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 2 with 64 rules applied. Total rules applied 16635 place count 8871 transition count 12810
Performed 130 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 130 Pre rules applied. Total rules applied 16635 place count 8871 transition count 12680
Deduced a syphon composed of 130 places in 4 ms
Reduce places removed 130 places and 0 transitions.
Iterating global reduction 3 with 260 rules applied. Total rules applied 16895 place count 8741 transition count 12680
Discarding 4028 places :
Symmetric choice reduction at 3 with 4028 rule applications. Total rules 20923 place count 4713 transition count 8652
Iterating global reduction 3 with 4028 rules applied. Total rules applied 24951 place count 4713 transition count 8652
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 24951 place count 4713 transition count 8651
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 24953 place count 4712 transition count 8651
Discarding 2556 places :
Symmetric choice reduction at 3 with 2556 rule applications. Total rules 27509 place count 2156 transition count 6095
Iterating global reduction 3 with 2556 rules applied. Total rules applied 30065 place count 2156 transition count 6095
Performed 132 Post agglomeration using F-continuation condition.Transition count delta: 132
Deduced a syphon composed of 132 places in 1 ms
Reduce places removed 132 places and 0 transitions.
Iterating global reduction 3 with 264 rules applied. Total rules applied 30329 place count 2024 transition count 5963
Applied a total of 30329 rules in 2786 ms. Remains 2024 /17190 variables (removed 15166) and now considering 5963/21129 (removed 15166) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 2787 ms. Remains : 2024/17190 places, 5963/21129 transitions.
[2024-05-24 11:29:07] [INFO ] Flatten gal took : 109 ms
[2024-05-24 11:29:08] [INFO ] Flatten gal took : 120 ms
[2024-05-24 11:29:08] [INFO ] Input system was already deterministic with 5963 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 17190/17190 places, 21129/21129 transitions.
Graph (complete) has 39739 edges and 17190 vertex of which 17188 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.18 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 8189 transitions
Trivial Post-agglo rules discarded 8189 transitions
Performed 8189 trivial Post agglomeration. Transition count delta: 8189
Iterating post reduction 0 with 8189 rules applied. Total rules applied 8190 place count 17188 transition count 12938
Reduce places removed 8189 places and 0 transitions.
Performed 128 Post agglomeration using F-continuation condition.Transition count delta: 128
Iterating post reduction 1 with 8317 rules applied. Total rules applied 16507 place count 8999 transition count 12810
Reduce places removed 128 places and 0 transitions.
Iterating post reduction 2 with 128 rules applied. Total rules applied 16635 place count 8871 transition count 12810
Performed 129 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 129 Pre rules applied. Total rules applied 16635 place count 8871 transition count 12681
Deduced a syphon composed of 129 places in 4 ms
Reduce places removed 129 places and 0 transitions.
Iterating global reduction 3 with 258 rules applied. Total rules applied 16893 place count 8742 transition count 12681
Discarding 4027 places :
Symmetric choice reduction at 3 with 4027 rule applications. Total rules 20920 place count 4715 transition count 8654
Iterating global reduction 3 with 4027 rules applied. Total rules applied 24947 place count 4715 transition count 8654
Discarding 2556 places :
Symmetric choice reduction at 3 with 2556 rule applications. Total rules 27503 place count 2159 transition count 6098
Iterating global reduction 3 with 2556 rules applied. Total rules applied 30059 place count 2159 transition count 6098
Performed 131 Post agglomeration using F-continuation condition.Transition count delta: 131
Deduced a syphon composed of 131 places in 2 ms
Reduce places removed 131 places and 0 transitions.
Iterating global reduction 3 with 262 rules applied. Total rules applied 30321 place count 2028 transition count 5967
Applied a total of 30321 rules in 2826 ms. Remains 2028 /17190 variables (removed 15162) and now considering 5967/21129 (removed 15162) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 2826 ms. Remains : 2028/17190 places, 5967/21129 transitions.
[2024-05-24 11:29:11] [INFO ] Flatten gal took : 109 ms
[2024-05-24 11:29:11] [INFO ] Flatten gal took : 129 ms
[2024-05-24 11:29:11] [INFO ] Input system was already deterministic with 5967 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 17190/17190 places, 21129/21129 transitions.
Graph (complete) has 39739 edges and 17190 vertex of which 17188 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.25 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 8317 transitions
Trivial Post-agglo rules discarded 8317 transitions
Performed 8317 trivial Post agglomeration. Transition count delta: 8317
Iterating post reduction 0 with 8317 rules applied. Total rules applied 8318 place count 17188 transition count 12810
Reduce places removed 8317 places and 0 transitions.
Iterating post reduction 1 with 8317 rules applied. Total rules applied 16635 place count 8871 transition count 12810
Performed 130 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 130 Pre rules applied. Total rules applied 16635 place count 8871 transition count 12680
Deduced a syphon composed of 130 places in 3 ms
Reduce places removed 130 places and 0 transitions.
Iterating global reduction 2 with 260 rules applied. Total rules applied 16895 place count 8741 transition count 12680
Discarding 4030 places :
Symmetric choice reduction at 2 with 4030 rule applications. Total rules 20925 place count 4711 transition count 8650
Iterating global reduction 2 with 4030 rules applied. Total rules applied 24955 place count 4711 transition count 8650
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 24955 place count 4711 transition count 8648
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 24959 place count 4709 transition count 8648
Discarding 2556 places :
Symmetric choice reduction at 2 with 2556 rule applications. Total rules 27515 place count 2153 transition count 6092
Iterating global reduction 2 with 2556 rules applied. Total rules applied 30071 place count 2153 transition count 6092
Performed 130 Post agglomeration using F-continuation condition.Transition count delta: 130
Deduced a syphon composed of 130 places in 1 ms
Reduce places removed 130 places and 0 transitions.
Iterating global reduction 2 with 260 rules applied. Total rules applied 30331 place count 2023 transition count 5962
Applied a total of 30331 rules in 3074 ms. Remains 2023 /17190 variables (removed 15167) and now considering 5962/21129 (removed 15167) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 3074 ms. Remains : 2023/17190 places, 5962/21129 transitions.
[2024-05-24 11:29:14] [INFO ] Flatten gal took : 108 ms
[2024-05-24 11:29:15] [INFO ] Flatten gal took : 121 ms
[2024-05-24 11:29:15] [INFO ] Input system was already deterministic with 5962 transitions.
[2024-05-24 11:29:15] [INFO ] Flatten gal took : 465 ms
[2024-05-24 11:29:16] [INFO ] Flatten gal took : 448 ms
[2024-05-24 11:29:16] [INFO ] Export to MCC of 13 properties in file /home/mcc/execution/CTLFireability.sr.xml took 3 ms.
[2024-05-24 11:29:16] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 17190 places, 21129 transitions and 60778 arcs took 72 ms.
Total runtime 73989 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running LeafsetExtension-PT-S64C3

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/403/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 17190
TRANSITIONS: 21129
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.371s, Sys 0.024s]


SAVING FILE /home/mcc/execution/403/model (.net / .def) ...
EXPORT TIME: [User 0.079s, Sys 0.003s]



BK_TIME_CONFINEMENT_REACHED

--------------------
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 CTLFireability -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="LeafsetExtension-PT-S64C3"
export BK_EXAMINATION="CTLFireability"
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 LeafsetExtension-PT-S64C3, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r223-tall-171649611300394"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LeafsetExtension-PT-S64C3.tgz
mv LeafsetExtension-PT-S64C3 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;