Dec 19 16:42:29.852 INFO checking gallexis/solitaire against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 16:42:29.852 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:42:30.305 INFO [stdout] 8142f47e1468827647303273ee2acb93ffd2cc1e90b9a3cff4a571a2ff957ddd
Dec 19 16:42:30.310 INFO running `"docker" "start" "-a" "8142f47e1468827647303273ee2acb93ffd2cc1e90b9a3cff4a571a2ff957ddd"`
Dec 19 16:42:31.652 INFO [stderr]    Compiling rand v0.6.0-pre.1
Dec 19 16:42:34.708 INFO [stderr]     Checking solitaire v0.1.0 (/opt/crater/workdir)
Dec 19 16:42:35.276 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 16:42:35.276 INFO [stderr]   --> src/ui/board.rs:24:13
Dec 19 16:42:35.276 INFO [stderr]    |
Dec 19 16:42:35.276 INFO [stderr] 24 |             writeln!(&mut buffer, "{} |{}", cell_shape, row);
Dec 19 16:42:35.276 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:42:35.276 INFO [stderr]    |
Dec 19 16:42:35.276 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 16:42:35.276 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 16:42:35.276 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 19 16:42:35.276 INFO [stderr] 
Dec 19 16:42:35.276 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 16:42:35.276 INFO [stderr]   --> src/ui/board.rs:27:13
Dec 19 16:42:35.276 INFO [stderr]    |
Dec 19 16:42:35.276 INFO [stderr] 27 |             write!(&mut buffer, "{}", cell_shape, );
Dec 19 16:42:35.276 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:42:35.276 INFO [stderr]    |
Dec 19 16:42:35.276 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 16:42:35.276 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 19 16:42:35.276 INFO [stderr] 
Dec 19 16:42:35.440 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 16:42:35.440 INFO [stderr]   --> src/ui/board.rs:24:13
Dec 19 16:42:35.440 INFO [stderr]    |
Dec 19 16:42:35.440 INFO [stderr] 24 |             writeln!(&mut buffer, "{} |{}", cell_shape, row);
Dec 19 16:42:35.440 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:42:35.440 INFO [stderr]    |
Dec 19 16:42:35.440 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 16:42:35.440 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 16:42:35.440 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 19 16:42:35.440 INFO [stderr] 
Dec 19 16:42:35.440 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 16:42:35.440 INFO [stderr]   --> src/ui/board.rs:27:13
Dec 19 16:42:35.440 INFO [stderr]    |
Dec 19 16:42:35.440 INFO [stderr] 27 |             write!(&mut buffer, "{}", cell_shape, );
Dec 19 16:42:35.440 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:42:35.440 INFO [stderr]    |
Dec 19 16:42:35.440 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 16:42:35.440 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 19 16:42:35.440 INFO [stderr] 
Dec 19 16:42:35.508 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.89s
Dec 19 16:42:36.246 INFO running `"docker" "inspect" "8142f47e1468827647303273ee2acb93ffd2cc1e90b9a3cff4a571a2ff957ddd"`
Dec 19 16:42:36.470 INFO running `"docker" "rm" "-f" "8142f47e1468827647303273ee2acb93ffd2cc1e90b9a3cff4a571a2ff957ddd"`
Dec 19 16:42:36.607 INFO [stdout] 8142f47e1468827647303273ee2acb93ffd2cc1e90b9a3cff4a571a2ff957ddd