Dec 01 18:34:11.593 INFO documenting brson/coingrab against master#147e60c5f89cfa2d3ffc247413956a37582c98e7 for pr-55318-1
Dec 01 18:34:11.593 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-3/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55318-1/master#147e60c5f89cfa2d3ffc247413956a37582c98e7:/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 +147e60c5f89cfa2d3ffc247413956a37582c98e7-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 18:34:12.074 INFO [stdout] a93f08f0c8ec69b48d742f8c87e11f17c4777a8b9bcbe650867dc8f59857e25f
Dec 01 18:34:12.074 INFO running `"docker" "start" "-a" "a93f08f0c8ec69b48d742f8c87e11f17c4777a8b9bcbe650867dc8f59857e25f"`
Dec 01 18:34:13.116 INFO [stderr] usermod: no changes
Dec 01 18:34:13.512 INFO [stderr]     Checking utf-8 v0.6.0
Dec 01 18:34:13.512 INFO [stderr]     Checking fs2 v0.4.1
Dec 01 18:34:13.512 INFO [stderr]     Checking libflate v0.1.7
Dec 01 18:34:13.516 INFO [stderr]     Checking tempdir v0.3.5
Dec 01 18:34:13.516 INFO [stderr]    Compiling string_cache_codegen v0.3.1
Dec 01 18:34:13.516 INFO [stderr]    Compiling serde_derive_internals v0.15.1
Dec 01 18:34:13.516 INFO [stderr]    Compiling html5ever v0.14.1
Dec 01 18:34:13.524 INFO [stderr]     Checking serde_urlencoded v0.5.1
Dec 01 18:34:15.570 INFO [stderr]     Checking env_logger v0.4.3
Dec 01 18:34:16.052 INFO [stderr]     Checking chrono v0.3.1
Dec 01 18:34:16.057 INFO [stderr]     Checking fancy_flocks v0.1.0 (/source/fancy_flocks)
Dec 01 18:34:18.204 INFO [stderr] warning: variable does not need to be mutable
Dec 01 18:34:18.204 INFO [stderr]    --> fancy_flocks/src/dirty_flock.rs:111:13
Dec 01 18:34:18.204 INFO [stderr]     |
Dec 01 18:34:18.204 INFO [stderr] 111 |         let mut file = file.deref_mut().as_mut().expect("locked file");
Dec 01 18:34:18.204 INFO [stderr]     |             ----^^^^
Dec 01 18:34:18.204 INFO [stderr]     |             |
Dec 01 18:34:18.204 INFO [stderr]     |             help: remove this `mut`
Dec 01 18:34:18.204 INFO [stderr]     |
Dec 01 18:34:18.204 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 01 18:34:18.204 INFO [stderr] 
Dec 01 18:34:18.224 INFO [stderr] warning: variable does not need to be mutable
Dec 01 18:34:18.225 INFO [stderr]    --> fancy_flocks/src/dirty_flock.rs:123:17
Dec 01 18:34:18.225 INFO [stderr]     |
Dec 01 18:34:18.225 INFO [stderr] 123 |             let mut file = file_.deref_mut().as_mut().expect("locked file");
Dec 01 18:34:18.225 INFO [stderr]     |                 ----^^^^
Dec 01 18:34:18.225 INFO [stderr]     |                 |
Dec 01 18:34:18.225 INFO [stderr]     |                 help: remove this `mut`
Dec 01 18:34:18.225 INFO [stderr] 
Dec 01 18:34:19.604 INFO [stderr]     Checking tendril v0.2.4
Dec 01 18:34:22.758 INFO [stderr]     Checking reqwest v0.6.2
Dec 01 18:34:22.888 INFO [stderr]    Compiling string_cache v0.4.0
Dec 01 18:34:22.933 INFO [stderr]    Compiling html5ever-atoms v0.2.2
Dec 01 18:34:23.276 INFO [stderr]    Compiling serde_derive v1.0.8
Dec 01 18:34:35.096 INFO [stderr]     Checking select v0.4.0
Dec 01 18:34:36.316 INFO [stderr]     Checking coingrab v0.1.0 (/source)
Dec 01 18:34:36.316 INFO [stderr]  Documenting coingrab v0.1.0 (/source)
Dec 01 18:34:45.856 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.69s
Dec 01 18:34:45.872 INFO [stderr] su: No module specific data is present
Dec 01 18:34:46.686 INFO running `"docker" "inspect" "a93f08f0c8ec69b48d742f8c87e11f17c4777a8b9bcbe650867dc8f59857e25f"`
Dec 01 18:34:47.032 INFO running `"docker" "rm" "-f" "a93f08f0c8ec69b48d742f8c87e11f17c4777a8b9bcbe650867dc8f59857e25f"`
Dec 01 18:34:47.298 INFO [stdout] a93f08f0c8ec69b48d742f8c87e11f17c4777a8b9bcbe650867dc8f59857e25f