Nov 30 07:13:38.729 INFO checking aleyan/langtonsant against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 07:13:38.729 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +a49316ddc99d9d595193557fc899f6c52e4d9af9-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 07:13:39.192 INFO [stdout] 47c77cf4e66fd2f8cd30816b708528f1418e05a4254422278de6107ae34373ec
Nov 30 07:13:39.194 INFO running `"docker" "start" "-a" "47c77cf4e66fd2f8cd30816b708528f1418e05a4254422278de6107ae34373ec"`
Nov 30 07:13:40.408 INFO [stderr] usermod: no changes
Nov 30 07:13:40.624 INFO [stderr]    Compiling syn v0.14.9
Nov 30 07:13:40.624 INFO [stderr]     Checking alga v0.7.2
Nov 30 07:13:40.624 INFO [stderr]    Compiling palette v0.4.1
Nov 30 07:13:49.868 INFO [stderr]     Checking nalgebra v0.16.8
Nov 30 07:14:04.879 INFO [stderr]    Compiling palette_derive v0.4.1
Nov 30 07:14:37.586 INFO [stderr]     Checking langtonsant v0.1.0 (/source)
Nov 30 07:14:39.173 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:14:39.173 INFO [stderr]    --> src/canvas.rs:174:9
Nov 30 07:14:39.173 INFO [stderr]     |
Nov 30 07:14:39.173 INFO [stderr] 174 | /         write!(
Nov 30 07:14:39.173 INFO [stderr] 175 | |             out,
Nov 30 07:14:39.173 INFO [stderr] 176 | |             "{}{}{}",
Nov 30 07:14:39.173 INFO [stderr] 177 | |             cursor::Goto(1, (self.rows + 1) as u16),
Nov 30 07:14:39.173 INFO [stderr] 178 | |             style::Reset,
Nov 30 07:14:39.173 INFO [stderr] 179 | |             cursor::Show
Nov 30 07:14:39.173 INFO [stderr] 180 | |         );
Nov 30 07:14:39.173 INFO [stderr]     | |__________^
Nov 30 07:14:39.173 INFO [stderr]     |
Nov 30 07:14:39.173 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 30 07:14:39.173 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:14:39.173 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)
Nov 30 07:14:39.173 INFO [stderr] 
Nov 30 07:14:39.244 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:14:39.244 INFO [stderr]    --> src/canvas.rs:174:9
Nov 30 07:14:39.244 INFO [stderr]     |
Nov 30 07:14:39.244 INFO [stderr] 174 | /         write!(
Nov 30 07:14:39.244 INFO [stderr] 175 | |             out,
Nov 30 07:14:39.244 INFO [stderr] 176 | |             "{}{}{}",
Nov 30 07:14:39.244 INFO [stderr] 177 | |             cursor::Goto(1, (self.rows + 1) as u16),
Nov 30 07:14:39.244 INFO [stderr] 178 | |             style::Reset,
Nov 30 07:14:39.244 INFO [stderr] 179 | |             cursor::Show
Nov 30 07:14:39.244 INFO [stderr] 180 | |         );
Nov 30 07:14:39.244 INFO [stderr]     | |__________^
Nov 30 07:14:39.244 INFO [stderr]     |
Nov 30 07:14:39.244 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 30 07:14:39.244 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:14:39.244 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)
Nov 30 07:14:39.244 INFO [stderr] 
Nov 30 07:14:39.268 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.83s
Nov 30 07:14:39.276 INFO [stderr] su: No module specific data is present
Nov 30 07:14:39.516 INFO running `"docker" "inspect" "47c77cf4e66fd2f8cd30816b708528f1418e05a4254422278de6107ae34373ec"`
Nov 30 07:14:39.629 INFO running `"docker" "rm" "-f" "47c77cf4e66fd2f8cd30816b708528f1418e05a4254422278de6107ae34373ec"`
Nov 30 07:14:39.744 INFO [stdout] 47c77cf4e66fd2f8cd30816b708528f1418e05a4254422278de6107ae34373ec