$ context test.tex
resolvers | formats | executing runner 'run luametatex format': /usr/local/context-osx-64/tex/texmf-osx-64/bin/luametatex --jobname="test" --fmt=/usr/local/context-osx-64/tex/texmf-cache/luatex-cache/context/5fe67e0bfe781ce0dde776fb1556f32e/formats/luametatex/cont-en.fmt --lua=/usr/local/context-osx-64/tex/texmf-cache/luatex-cache/context/5fe67e0bfe781ce0dde776fb1556f32e/formats/luametatex/cont-en.lui cont-yes.mkiv --c:currentrun=1 --c:fulljobname="./test.tex" --c:input="./test.tex" --c:kindofrun=1 --c:maxnofruns=9 --c:texmfbinpath="/usr/local/context-osx-64/tex/texmf-osx-64/bin"
This is LuaMetaTeX, Version 2.05.01
open source > level 1, order 1, name 'cont-yes.mkiv'
system >
system > ConTeXt ver: 2020.04.03 10:31 MKIV beta fmt: 2020.4.7 int: english/english
system >
system > 'cont-new.mkiv' loaded
open source > level 2, order 2, name '/usr/local/context-osx-64/tex/texmf-context/tex/context/base/mkiv/cont-new.mkiv'
system > beware: some patches loaded from cont-new.mkiv
close source > level 2, order 2, name '/usr/local/context-osx-64/tex/texmf-context/tex/context/base/mkiv/cont-new.mkiv'
system > files > jobname 'test', input './test', result 'test'
fonts > latin modern fonts are not preloaded
languages > language 'en' is active
open source > level 2, order 3, name './test.tex'
fonts > preloading latin modern fonts (second stage)
fonts > 'fallback modern-designsize rm 12pt' is loaded
backend > xmp > using file '/usr/local/context-osx-64/tex/texmf-context/tex/context/base/mkiv/lpdf-pdx.xml'
pages > flushing realpage 1, userpage 1, subpage 1
close source > level 2, order 3, name './test.tex'
close source > level 1, order 3, name 'cont-yes.mkiv'
mkiv lua stats > used config file: selfautoparent:/texmf/web2c/texmfcnf.lua
mkiv lua stats > used cache path: /usr/local/context-osx-64/tex/texmf-cache/luatex-cache/context/5fe67e0bfe781ce0dde776fb1556f32e
mkiv lua stats > resource resolver: loadtime 0.006 seconds, 0 scans with scantime 0.000 seconds, 0 shared scans, 12 found files, scanned paths: <none>
mkiv lua stats > stored bytecode data: 468 modules (0.361 sec), 93 tables (0.021 sec), 561 chunks (0.382 sec)
mkiv lua stats > traced context: maxstack: 1414, freed: 0, unreachable: 1414
mkiv lua stats > cleaned up reserved nodes: 57 nodes, 9 lists of 442
mkiv lua stats > node memory usage: 6 attribute, 3 attribute_list, 1 glue, 51 glue_spec, 3 kern, 2 penalty, 2 temp, 2 whatsit
mkiv lua stats > node list callback tasks: 8 unique task lists, 7 instances (re)created, 36 calls
mkiv lua stats > used backend: lmtx version 0.10, pdf (backend for directly generating pdf output)
mkiv lua stats > jobdata time: 0.002 seconds saving, 0.001 seconds loading
mkiv lua stats > callbacks: internal: 100, file: 142, direct: 2, late: 0, function 1222, total: 1466
mkiv lua stats > randomizer: resumed with value 0.43716649460098
mkiv lua stats > result saved in file: test.pdf, compresslevel 3, objectcompresslevel 1
mkiv lua stats > loaded patterns: en::1, load time: 0.000
mkiv lua stats > loaded fonts: 3 files: optima.ttc, latinmodern-math.otf, lmroman12-regular.otf
mkiv lua stats > font engine: otf 3.111, afm 1.513, tfm 1.000, 13 instances, 6 shared in backend, 4 common vectors, 2 common hashes, load time 0.447 seconds
mkiv lua stats > font embedding time: 0.008 seconds, 1 fonts
mkiv lua stats > used platform: osx-64, type: unix, binary subtree: texmf-osx-64
mkiv lua stats > used engine: luametatex version: 2.0501, functionality level: 20200402, format id: 491, compiler: clang
mkiv lua stats > control sequences: 46577 of 65536 + 100000
mkiv lua stats > lua properties: engine: lua 5.4, used memory: 55 MB, ctx: 54 MB, max: 54 MB, hash chars: min(64,40), symbol mask: utf (τεχ)
mkiv lua stats > runtime: 1.035 seconds, 1 processed pages, 1 shipped pages, 0.966 pages/second
system | total runtime: 1.060 seconds of 1.181 seconds