Dec 01 17:42:45.028 INFO documenting cowang4/rusty_tree against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 01 17:42:45.028 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-2/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55318-1/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/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 +f86f76f89ea2b1ccbfb3741962ec2029d878a389-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"`
Dec 01 17:42:45.651 INFO [stdout] eb84da476fd990885f2dee0d614efa7afb556a531fc2ecf36ea738a5bb16484e
Dec 01 17:42:45.656 INFO running `"docker" "start" "-a" "eb84da476fd990885f2dee0d614efa7afb556a531fc2ecf36ea738a5bb16484e"`
Dec 01 17:42:46.848 INFO [stderr] usermod: no changes
Dec 01 17:42:47.020 INFO [stderr]     Checking docopt v1.0.0
Dec 01 17:42:48.712 INFO [stderr]  Documenting rusty_tree v0.1.0 (/source)
Dec 01 17:42:51.492 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.62s
Dec 01 17:42:51.495 INFO [stderr] su: No module specific data is present
Dec 01 17:42:52.264 INFO running `"docker" "inspect" "eb84da476fd990885f2dee0d614efa7afb556a531fc2ecf36ea738a5bb16484e"`
Dec 01 17:42:52.486 INFO running `"docker" "rm" "-f" "eb84da476fd990885f2dee0d614efa7afb556a531fc2ecf36ea738a5bb16484e"`
Dec 01 17:42:52.748 INFO [stdout] eb84da476fd990885f2dee0d614efa7afb556a531fc2ecf36ea738a5bb16484e