Dec 18 04:21:30.716 INFO checking alekratz/not-perl against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 04:21:30.717 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/alekratz/not-perl:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 04:21:31.246 INFO [stdout] d180de60f25a9d3a5aea81eb8f3c95e82a05214720d222d88dbadde519ef6f66
Dec 18 04:21:31.248 INFO running `"docker" "start" "-a" "d180de60f25a9d3a5aea81eb8f3c95e82a05214720d222d88dbadde519ef6f66"`
Dec 18 04:21:32.856 INFO [stderr]    Compiling enum-methods v0.0.8
Dec 18 04:21:36.469 INFO [stderr]     Checking not-perl v0.1.0 (/opt/crater/workdir)
Dec 18 04:21:39.028 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 04:21:39.028 INFO [stderr]   --> src/main.rs:53:13
Dec 18 04:21:39.028 INFO [stderr]    |
Dec 18 04:21:39.028 INFO [stderr] 53 |             write!(stdout, " > ");
Dec 18 04:21:39.028 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:21:39.028 INFO [stderr]    |
Dec 18 04:21:39.028 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 04:21:39.028 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 04:21:39.028 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 04:21:39.028 INFO [stderr] 
Dec 18 04:21:39.608 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 04:21:39.608 INFO [stderr]   --> src/main.rs:53:13
Dec 18 04:21:39.608 INFO [stderr]    |
Dec 18 04:21:39.608 INFO [stderr] 53 |             write!(stdout, " > ");
Dec 18 04:21:39.608 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:21:39.608 INFO [stderr]    |
Dec 18 04:21:39.608 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 04:21:39.608 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 04:21:39.608 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 04:21:39.608 INFO [stderr] 
Dec 18 04:21:39.646 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.83s
Dec 18 04:21:40.240 INFO running `"docker" "inspect" "d180de60f25a9d3a5aea81eb8f3c95e82a05214720d222d88dbadde519ef6f66"`
Dec 18 04:21:40.469 INFO running `"docker" "rm" "-f" "d180de60f25a9d3a5aea81eb8f3c95e82a05214720d222d88dbadde519ef6f66"`
Dec 18 04:21:40.724 INFO [stdout] d180de60f25a9d3a5aea81eb8f3c95e82a05214720d222d88dbadde519ef6f66