Dec 18 06:37:50.540 INFO checking Mahtiah/npi_calculatrice against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 06:37:50.540 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/Mahtiah/npi_calculatrice:/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 06:37:55.031 INFO [stdout] cfceb129439c64a3f20e8bd4c765b1baa362c3019d75b8066b2bcdf3bf233bcf
Dec 18 06:37:55.033 INFO running `"docker" "start" "-a" "cfceb129439c64a3f20e8bd4c765b1baa362c3019d75b8066b2bcdf3bf233bcf"`
Dec 18 06:37:56.648 INFO [stderr]     Checking npi_calculatrice v0.1.0 (/opt/crater/workdir)
Dec 18 06:37:56.900 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:37:56.900 INFO [stderr]   --> src/main.rs:55:5
Dec 18 06:37:56.900 INFO [stderr]    |
Dec 18 06:37:56.900 INFO [stderr] 55 |     std::io::stdout().flush();
Dec 18 06:37:56.900 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:37:56.900 INFO [stderr]    |
Dec 18 06:37:56.900 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 06:37:56.900 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:37:56.900 INFO [stderr] 
Dec 18 06:37:56.968 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:37:56.968 INFO [stderr]   --> src/main.rs:55:5
Dec 18 06:37:56.968 INFO [stderr]    |
Dec 18 06:37:56.968 INFO [stderr] 55 |     std::io::stdout().flush();
Dec 18 06:37:56.968 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:37:56.968 INFO [stderr]    |
Dec 18 06:37:56.968 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 06:37:56.968 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:37:56.968 INFO [stderr] 
Dec 18 06:37:57.004 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
Dec 18 06:38:00.289 INFO running `"docker" "inspect" "cfceb129439c64a3f20e8bd4c765b1baa362c3019d75b8066b2bcdf3bf233bcf"`
Dec 18 06:38:00.369 INFO running `"docker" "rm" "-f" "cfceb129439c64a3f20e8bd4c765b1baa362c3019d75b8066b2bcdf3bf233bcf"`
Dec 18 06:38:00.819 INFO [stdout] cfceb129439c64a3f20e8bd4c765b1baa362c3019d75b8066b2bcdf3bf233bcf