Nov 27 23:55:18.862 INFO documenting cowang4/rusty_tree against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 27 23:55:18.863 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-5/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 27 23:55:19.343 INFO [stdout] cb2d648f8f4208d5be9461b76d2234e052cf1ea82750093117bf068b29876e88
Nov 27 23:55:19.345 INFO running `"docker" "start" "-a" "cb2d648f8f4208d5be9461b76d2234e052cf1ea82750093117bf068b29876e88"`
Nov 27 23:55:21.043 INFO [stderr] usermod: no changes
Nov 27 23:55:21.227 INFO [stderr]    Compiling serde v1.0.57
Nov 27 23:55:21.227 INFO [stderr]    Compiling serde_derive v1.0.57
Nov 27 23:55:40.796 INFO [stderr]     Checking docopt v1.0.0
Nov 27 23:55:42.615 INFO [stderr]  Documenting rusty_tree v0.1.0 (/source)
Nov 27 23:55:45.965 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.89s
Nov 27 23:55:45.976 INFO [stderr] su: No module specific data is present
Nov 27 23:55:46.731 INFO running `"docker" "inspect" "cb2d648f8f4208d5be9461b76d2234e052cf1ea82750093117bf068b29876e88"`
Nov 27 23:55:47.121 INFO running `"docker" "rm" "-f" "cb2d648f8f4208d5be9461b76d2234e052cf1ea82750093117bf068b29876e88"`
Nov 27 23:55:47.426 INFO [stdout] cb2d648f8f4208d5be9461b76d2234e052cf1ea82750093117bf068b29876e88