Dec 05 14:17:38.413 INFO checking either_n-0.2.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 14:17:38.413 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 14:17:38.874 INFO [stdout] 4bb8f190b9d98501376b0a368579569013ea5b5d31404fe85aa2eb4658ae9469
Dec 05 14:17:38.878 INFO running `"docker" "start" "-a" "4bb8f190b9d98501376b0a368579569013ea5b5d31404fe85aa2eb4658ae9469"`
Dec 05 14:17:39.783 INFO [stderr] usermod: no changes
Dec 05 14:17:39.855 INFO [stderr]     Checking either_n v0.2.0 (/source)
Dec 05 14:17:40.739 INFO [stderr] warning: unused macro definition
Dec 05 14:17:40.739 INFO [stderr]   --> src/lib.rs:41:1
Dec 05 14:17:40.739 INFO [stderr]    |
Dec 05 14:17:40.739 INFO [stderr] 41 | / macro_rules! reverse_idents {
Dec 05 14:17:40.739 INFO [stderr] 42 | |     () => {};
Dec 05 14:17:40.739 INFO [stderr] 43 | | 
Dec 05 14:17:40.739 INFO [stderr] 44 | |     ($head:ident) => { $head };
Dec 05 14:17:40.739 INFO [stderr] ...  |
Dec 05 14:17:40.739 INFO [stderr] 48 | |     };
Dec 05 14:17:40.739 INFO [stderr] 49 | | }
Dec 05 14:17:40.739 INFO [stderr]    | |_^
Dec 05 14:17:40.739 INFO [stderr]    |
Dec 05 14:17:40.739 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 05 14:17:40.739 INFO [stderr] 
Dec 05 14:17:40.783 INFO [stderr] warning: unused macro definition
Dec 05 14:17:40.783 INFO [stderr]   --> src/lib.rs:41:1
Dec 05 14:17:40.783 INFO [stderr]    |
Dec 05 14:17:40.783 INFO [stderr] 41 | / macro_rules! reverse_idents {
Dec 05 14:17:40.783 INFO [stderr] 42 | |     () => {};
Dec 05 14:17:40.783 INFO [stderr] 43 | | 
Dec 05 14:17:40.783 INFO [stderr] 44 | |     ($head:ident) => { $head };
Dec 05 14:17:40.783 INFO [stderr] ...  |
Dec 05 14:17:40.783 INFO [stderr] 48 | |     };
Dec 05 14:17:40.783 INFO [stderr] 49 | | }
Dec 05 14:17:40.783 INFO [stderr]    | |_^
Dec 05 14:17:40.783 INFO [stderr]    |
Dec 05 14:17:40.783 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 05 14:17:40.783 INFO [stderr] 
Dec 05 14:17:40.807 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 14:17:40.807 INFO [stderr]    --> src/lib.rs:389:33
Dec 05 14:17:40.807 INFO [stderr]     |
Dec 05 14:17:40.807 INFO [stderr] 389 |             _ => Either7::Seven(([()])),
Dec 05 14:17:40.807 INFO [stderr]     |                                 ^^^^^^ help: remove these parentheses
Dec 05 14:17:40.807 INFO [stderr]     |
Dec 05 14:17:40.807 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 05 14:17:40.807 INFO [stderr] 
Dec 05 14:17:42.579 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.76s
Dec 05 14:17:42.582 INFO [stderr] su: No module specific data is present
Dec 05 14:17:43.104 INFO running `"docker" "inspect" "4bb8f190b9d98501376b0a368579569013ea5b5d31404fe85aa2eb4658ae9469"`
Dec 05 14:17:43.543 INFO running `"docker" "rm" "-f" "4bb8f190b9d98501376b0a368579569013ea5b5d31404fe85aa2eb4658ae9469"`
Dec 05 14:17:43.846 INFO [stdout] 4bb8f190b9d98501376b0a368579569013ea5b5d31404fe85aa2eb4658ae9469