===== RG: r/backports =====
builder.sh: run fixupPhase on all outputs (fixes #529)
rustcMaster: Update from 0.12.0-pre-961-g93c85eb -> 0.12.0-pre-1166-g0047dbe
===== RG: r/auto-upd-rust =====
rustcMaster: Update from 0.12.0-pre-1166-g0047dbe -> 0.12.0-pre-1336-g394269d

Fixes #5056