Dec 18 05:25:49.579 INFO checking Siosm/ffto against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 05:25:49.579 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/Siosm/ffto:/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 05:25:50.027 INFO [stdout] 457cd889e79a7868b9faa173b1fc31f12986e344649442ac4f9cebb76c2ad616
Dec 18 05:25:50.029 INFO running `"docker" "start" "-a" "457cd889e79a7868b9faa173b1fc31f12986e344649442ac4f9cebb76c2ad616"`
Dec 18 05:25:52.261 INFO [stderr]    Compiling structopt-derive v0.2.10
Dec 18 05:25:55.832 INFO [stderr]     Checking structopt v0.2.10
Dec 18 05:25:56.223 INFO [stderr]     Checking ffto v0.0.2 (/opt/crater/workdir)
Dec 18 05:25:57.232 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 05:25:57.232 INFO [stderr]  --> src/main.rs:6:1
Dec 18 05:25:57.232 INFO [stderr]   |
Dec 18 05:25:57.232 INFO [stderr] 6 | #[macro_use]
Dec 18 05:25:57.232 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 05:25:57.232 INFO [stderr]   |
Dec 18 05:25:57.232 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 05:25:57.232 INFO [stderr] 
Dec 18 05:25:57.255 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 05:25:57.255 INFO [stderr]  --> src/main.rs:6:1
Dec 18 05:25:57.255 INFO [stderr]   |
Dec 18 05:25:57.255 INFO [stderr] 6 | #[macro_use]
Dec 18 05:25:57.255 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 05:25:57.255 INFO [stderr]   |
Dec 18 05:25:57.255 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 05:25:57.255 INFO [stderr] 
Dec 18 05:25:57.582 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.46s
Dec 18 05:25:58.996 INFO running `"docker" "inspect" "457cd889e79a7868b9faa173b1fc31f12986e344649442ac4f9cebb76c2ad616"`
Dec 18 05:25:59.316 INFO running `"docker" "rm" "-f" "457cd889e79a7868b9faa173b1fc31f12986e344649442ac4f9cebb76c2ad616"`
Dec 18 05:25:59.563 INFO [stdout] 457cd889e79a7868b9faa173b1fc31f12986e344649442ac4f9cebb76c2ad616