the tinderbox forces it - but the attached pstree shows the opposite
Created attachment 524912 [details] 20.20180322-020819 pstree
what version of firefox are you trying? 59beta or 58.x?
(In reply to Ian Stakenvicius from comment #2) -58.0.1 - updated the summary
This is still true for ff64, despite that -j1 is given, any chance to get this solved? │ ├─gmake -f client.mk │ │ └─gmake -j1 -O -C /var/tmp/portage/www-client/firefox-64.0/work/firefox-64.0/ff │ │ └─gmake compile │ │ └─gmake recurse_compile │ │ └─gmake -C toolkit/library/rust target │ │ └─env CARGO_TARGET_DIR=/var/tmp/portage/www-client/firefox-64.0/work/firefox-64.0/ff ... │ │ └─cargo rustc --release --frozen --manifest-path ... │ │ ├─rustc --crate-name style servo/components/style/lib.rs --color always --crate-type lib --emit=dep-info,link -C ... │ │ │ └─3*[{rustc}] │ │ ├─rustc --crate-name webrender gfx/webrender/src/lib.rs --color always --crate-type lib --emit=dep-info,link -C ... │ │ │ └─3*[{rustc}] │ │ └─3*[{cargo}] │ └─2*[{python2.7}]
Please feel free to reopen and update any bug report that can be duplicated with current esr builds, 60.x. If you feel your feature needs to be re looked at in any of these bugs reopen and update, please attach patches when appropriate. Thank you Mozilla Team