Build of firefox 60.1.0 fails on linux32

22:10.69 libdom_canvas.a.desc
23:08.63    Compiling geckoservo v0.0.1 (file:///var/tmp/build/firefox-c6cbbca92205/servo/ports/geckolib)
24:15.11    Compiling gkrust-shared v0.1.0 (file:///var/tmp/build/firefox-c6cbbca92205/toolkit/library/rust/shared)
24:15.57    Compiling gkrust v0.1.0 (file:///var/tmp/build/firefox-c6cbbca92205/toolkit/library/rust)
26:11.74 error: failed to build archive: Cannot allocate memory
26:11.74 
26:11.74 error: aborting due to previous error
26:11.74 
26:11.77 error: Could not compile `gkrust`.
26:11.77 
26:11.77 To learn more, run the command again with --verbose.
26:11.77 make[4]: *** [force-cargo-library-build] Error 101
26:11.77 make[3]: *** [toolkit/library/rust/target] Error 2
26:11.77 make[2]: *** [compile] Error 2
26:11.77 make[1]: *** [default] Error 2
26:11.77 make: *** [build] Error 2