Dec 17 23:58:13.424 INFO checking gallexis/solitaire against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 23:58:13.424 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/gallexis/solitaire:/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 17 23:58:13.613 INFO [stdout] 7dcb485832a2bfbfafa44a6ef0a0c56fafcee679228a87809dd26a02a83d8170
Dec 17 23:58:13.622 INFO running `"docker" "start" "-a" "7dcb485832a2bfbfafa44a6ef0a0c56fafcee679228a87809dd26a02a83d8170"`
Dec 17 23:58:14.281 INFO [stderr]    Compiling rand v0.6.0-pre.1
Dec 17 23:58:17.231 INFO [stderr]     Checking solitaire v0.1.0 (/opt/crater/workdir)
Dec 17 23:58:17.555 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 23:58:17.555 INFO [stderr]   --> src/ui/board.rs:24:13
Dec 17 23:58:17.555 INFO [stderr]    |
Dec 17 23:58:17.555 INFO [stderr] 24 |             writeln!(&mut buffer, "{} |{}", cell_shape, row);
Dec 17 23:58:17.555 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:58:17.556 INFO [stderr]    |
Dec 17 23:58:17.556 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 23:58:17.556 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 23:58:17.556 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 17 23:58:17.556 INFO [stderr] 
Dec 17 23:58:17.556 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 23:58:17.556 INFO [stderr]   --> src/ui/board.rs:27:13
Dec 17 23:58:17.556 INFO [stderr]    |
Dec 17 23:58:17.556 INFO [stderr] 27 |             write!(&mut buffer, "{}", cell_shape, );
Dec 17 23:58:17.556 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:58:17.556 INFO [stderr]    |
Dec 17 23:58:17.556 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 23:58:17.556 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 17 23:58:17.556 INFO [stderr] 
Dec 17 23:58:17.585 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 23:58:17.585 INFO [stderr]   --> src/ui/board.rs:24:13
Dec 17 23:58:17.585 INFO [stderr]    |
Dec 17 23:58:17.585 INFO [stderr] 24 |             writeln!(&mut buffer, "{} |{}", cell_shape, row);
Dec 17 23:58:17.585 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:58:17.585 INFO [stderr]    |
Dec 17 23:58:17.585 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 23:58:17.585 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 23:58:17.585 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 17 23:58:17.585 INFO [stderr] 
Dec 17 23:58:17.586 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 23:58:17.586 INFO [stderr]   --> src/ui/board.rs:27:13
Dec 17 23:58:17.586 INFO [stderr]    |
Dec 17 23:58:17.586 INFO [stderr] 27 |             write!(&mut buffer, "{}", cell_shape, );
Dec 17 23:58:17.586 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:58:17.587 INFO [stderr]    |
Dec 17 23:58:17.587 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 23:58:17.587 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 17 23:58:17.587 INFO [stderr] 
Dec 17 23:58:17.621 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.39s
Dec 17 23:58:19.228 INFO running `"docker" "inspect" "7dcb485832a2bfbfafa44a6ef0a0c56fafcee679228a87809dd26a02a83d8170"`
Dec 17 23:58:19.342 INFO running `"docker" "rm" "-f" "7dcb485832a2bfbfafa44a6ef0a0c56fafcee679228a87809dd26a02a83d8170"`
Dec 17 23:58:19.503 INFO [stdout] 7dcb485832a2bfbfafa44a6ef0a0c56fafcee679228a87809dd26a02a83d8170