Nov 28 13:22:15.540 INFO documenting harfbuzz-sys-0.3.0 against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 28 13:22:15.540 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-6/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55318/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 13:22:16.068 INFO [stdout] 170f34483628b1ac9a01ba274c4fb415c2af1bb28099ca60d4f9714eb87cf716
Nov 28 13:22:16.071 INFO running `"docker" "start" "-a" "170f34483628b1ac9a01ba274c4fb415c2af1bb28099ca60d4f9714eb87cf716"`
Nov 28 13:22:17.111 INFO [stderr] usermod: no changes
Nov 28 13:22:17.231 INFO [stderr]    Compiling servo-freetype-sys v4.0.4
Nov 28 13:22:17.235 INFO [stderr]    Compiling harfbuzz-sys v0.3.0 (/source)
Nov 28 13:22:34.447 INFO [stderr]     Checking freetype v0.4.1
Nov 28 13:22:35.154 INFO [stderr]  Documenting harfbuzz-sys v0.3.0 (/source)
Nov 28 13:22:36.977 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.83s
Nov 28 13:22:36.978 INFO [stderr] su: No module specific data is present
Nov 28 13:22:37.327 INFO running `"docker" "inspect" "170f34483628b1ac9a01ba274c4fb415c2af1bb28099ca60d4f9714eb87cf716"`
Nov 28 13:22:37.446 INFO running `"docker" "rm" "-f" "170f34483628b1ac9a01ba274c4fb415c2af1bb28099ca60d4f9714eb87cf716"`
Nov 28 13:22:37.717 INFO [stdout] 170f34483628b1ac9a01ba274c4fb415c2af1bb28099ca60d4f9714eb87cf716