package() fails during make install, running `make` manually over src/mozilla-build/moz-objdir/browser/installer/ returns this:

[snip]
adding: hyphenation/hyph_uk.dic (deflated 70%)
<jemalloc>Compile-time page size does not divide the runtime one.
Redirecting call to abort() to mozalloc_abort

/bin/sh: line 1: 26275 Segmentation fault /tmp/iceweasel-libre-treepkg-nrzx/000_iceweasel-libre/src/mozilla-build/moz-objdir/dist/bin/run-mozilla.sh /tmp/iceweasel-libre-treepkg-nrzx/000_iceweasel-libre/src/mozilla-build/moz-objdir/dist/bin/xpcshell -g "$PWD" -a "$PWD" -f /tmp/iceweasel-libre-treepkg-nrzx/000_iceweasel-libre/src/mozilla-build/toolkit/mozapps/installer/precompile_cache.js -e "populate_startupcache('GreD', 'omni.ja', 'startupCache.zip');"
make¹: * [make-package] Error 139
make¹: Leaving directory `/tmp/iceweasel-libre-treepkg-nrzx/000_iceweasel-libre/src/mozilla-build/moz-objdir/browser/installer'
make: * [default] Error 2