Dec 12 15:33:13.265 INFO checking either_n-0.2.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 15:33:13.265 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12 15:33:13.732 INFO [stdout] 2e4bdb6d7d4a1cf729580337a10d9ac39a154100f401f44c6488acd63d1d1f45
Dec 12 15:33:13.736 INFO running `"docker" "start" "-a" "2e4bdb6d7d4a1cf729580337a10d9ac39a154100f401f44c6488acd63d1d1f45"`
Dec 12 15:33:14.924 INFO [stderr] usermod: no changes
Dec 12 15:33:14.984 INFO [stderr]     Checking either_n v0.2.0 (/source)
Dec 12 15:33:15.880 INFO [stderr] warning: unused macro definition
Dec 12 15:33:15.880 INFO [stderr]   --> src/lib.rs:41:1
Dec 12 15:33:15.880 INFO [stderr]    |
Dec 12 15:33:15.880 INFO [stderr] 41 | / macro_rules! reverse_idents {
Dec 12 15:33:15.880 INFO [stderr] 42 | |     () => {};
Dec 12 15:33:15.880 INFO [stderr] 43 | | 
Dec 12 15:33:15.880 INFO [stderr] 44 | |     ($head:ident) => { $head };
Dec 12 15:33:15.880 INFO [stderr] ...  |
Dec 12 15:33:15.880 INFO [stderr] 48 | |     };
Dec 12 15:33:15.880 INFO [stderr] 49 | | }
Dec 12 15:33:15.880 INFO [stderr]    | |_^
Dec 12 15:33:15.880 INFO [stderr]    |
Dec 12 15:33:15.880 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 12 15:33:15.880 INFO [stderr] 
Dec 12 15:33:16.082 INFO [stderr] warning: unused macro definition
Dec 12 15:33:16.082 INFO [stderr]   --> src/lib.rs:41:1
Dec 12 15:33:16.082 INFO [stderr]    |
Dec 12 15:33:16.082 INFO [stderr] 41 | / macro_rules! reverse_idents {
Dec 12 15:33:16.082 INFO [stderr] 42 | |     () => {};
Dec 12 15:33:16.082 INFO [stderr] 43 | | 
Dec 12 15:33:16.082 INFO [stderr] 44 | |     ($head:ident) => { $head };
Dec 12 15:33:16.082 INFO [stderr] ...  |
Dec 12 15:33:16.082 INFO [stderr] 48 | |     };
Dec 12 15:33:16.082 INFO [stderr] 49 | | }
Dec 12 15:33:16.082 INFO [stderr]    | |_^
Dec 12 15:33:16.082 INFO [stderr]    |
Dec 12 15:33:16.082 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 12 15:33:16.082 INFO [stderr] 
Dec 12 15:33:16.092 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 12 15:33:16.092 INFO [stderr]    --> src/lib.rs:389:33
Dec 12 15:33:16.092 INFO [stderr]     |
Dec 12 15:33:16.092 INFO [stderr] 389 |             _ => Either7::Seven(([()])),
Dec 12 15:33:16.092 INFO [stderr]     |                                 ^^^^^^ help: remove these parentheses
Dec 12 15:33:16.092 INFO [stderr]     |
Dec 12 15:33:16.092 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 12 15:33:16.092 INFO [stderr] 
Dec 12 15:33:17.316 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.35s
Dec 12 15:33:17.318 INFO [stderr] su: No module specific data is present
Dec 12 15:33:17.938 INFO running `"docker" "inspect" "2e4bdb6d7d4a1cf729580337a10d9ac39a154100f401f44c6488acd63d1d1f45"`
Dec 12 15:33:18.274 INFO running `"docker" "rm" "-f" "2e4bdb6d7d4a1cf729580337a10d9ac39a154100f401f44c6488acd63d1d1f45"`
Dec 12 15:33:18.467 INFO [stdout] 2e4bdb6d7d4a1cf729580337a10d9ac39a154100f401f44c6488acd63d1d1f45