Dec 01 03:55:16.971 INFO documenting wezm/titlecase against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 01 03:55:16.971 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-5/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 03:55:17.356 INFO [stdout] ff443a494c78e312ef578bf83717105237905e27a18f8f777503204978982996
Dec 01 03:55:17.358 INFO running `"docker" "start" "-a" "ff443a494c78e312ef578bf83717105237905e27a18f8f777503204978982996"`
Dec 01 03:55:18.131 INFO [stderr] usermod: no changes
Dec 01 03:55:18.252 INFO [stderr]     Checking libc v0.2.24
Dec 01 03:55:19.031 INFO [stderr]     Checking memchr v1.0.1
Dec 01 03:55:19.033 INFO [stderr]     Checking thread-id v3.1.0
Dec 01 03:55:19.272 INFO [stderr]     Checking thread_local v0.3.3
Dec 01 03:55:19.480 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 01 03:55:20.018 INFO [stderr]     Checking regex v0.2.2
Dec 01 03:55:21.791 INFO [stderr]  Documenting titlecase v0.10.0 (/source)
Dec 01 03:55:23.248 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.08s
Dec 01 03:55:23.253 INFO [stderr] su: No module specific data is present
Dec 01 03:55:23.604 INFO running `"docker" "inspect" "ff443a494c78e312ef578bf83717105237905e27a18f8f777503204978982996"`
Dec 01 03:55:23.740 INFO running `"docker" "rm" "-f" "ff443a494c78e312ef578bf83717105237905e27a18f8f777503204978982996"`
Dec 01 03:55:23.944 INFO [stdout] ff443a494c78e312ef578bf83717105237905e27a18f8f777503204978982996