This is BibTeX, Version 0.99d (TeX Live 2019/Arch Linux)
Capacity: max_strings=100000, hash_size=100000, hash_prime=85009
The top-level auxiliary file: 2019-CloudCom.aux
The style file: IEEEtran.bst
Reallocated singl_function (elt_size=8) to 100 items from 50.
Reallocated singl_function (elt_size=8) to 100 items from 50.
Reallocated singl_function (elt_size=8) to 100 items from 50.
Reallocated wiz_functions (elt_size=8) to 6000 items from 3000.
Reallocated singl_function (elt_size=8) to 100 items from 50.
Database file #1: references.bib
-- IEEEtran.bst version 1.14 (2015/08/26) by Michael Shell.
-- http://www.michaelshell.org/tex/ieeetran/bibtex/
-- See the "IEEEtran_bst_HOWTO.pdf" manual for usage information.

Done.
You've used 28 entries,
            4087 wiz_defined-function locations,
            991 strings with 13141 characters,
and the built_in function-call counts, 22722 in all, are:
= -- 1768
> -- 618
< -- 188
+ -- 339
- -- 112
* -- 1115
:= -- 3266
add.period$ -- 56
call.type$ -- 28
change.case$ -- 28
chr.to.int$ -- 438
cite$ -- 28
duplicate$ -- 1612
empty$ -- 1834
format.name$ -- 136
if$ -- 5344
int.to.chr$ -- 0
int.to.str$ -- 28
missing$ -- 301
newline$ -- 107
num.names$ -- 28
pop$ -- 713
preamble$ -- 1
purify$ -- 0
quote$ -- 2
skip$ -- 1744
stack$ -- 0
substring$ -- 1051
swap$ -- 1345
text.length$ -- 42
text.prefix$ -- 0
top$ -- 5
type$ -- 28
warning$ -- 0
while$ -- 98
width$ -- 30
write$ -- 289