Dec 19 16:23:59.993 INFO checking gregorholzmann/rust-to-wasm against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 16:23:59.993 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/gregorholzmann/rust-to-wasm:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:24:00.552 INFO [stdout] 135c752c7fbaf3d59e23187970771e6f38e1caf06823ebca4c986d9585adbfa6
Dec 19 16:24:00.554 INFO running `"docker" "start" "-a" "135c752c7fbaf3d59e23187970771e6f38e1caf06823ebca4c986d9585adbfa6"`
Dec 19 16:24:02.540 INFO [stderr]     Checking wasm-demo v0.1.0 (/opt/crater/workdir)
Dec 19 16:24:02.744 INFO [stderr] warning: variant is never constructed: `North`
Dec 19 16:24:02.744 INFO [stderr]  --> src/main.rs:3:18
Dec 19 16:24:02.744 INFO [stderr]   |
Dec 19 16:24:02.744 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 19 16:24:02.744 INFO [stderr]   |                  ^^^^^
Dec 19 16:24:02.744 INFO [stderr]   |
Dec 19 16:24:02.744 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 16:24:02.744 INFO [stderr] 
Dec 19 16:24:02.744 INFO [stderr] warning: variant is never constructed: `East`
Dec 19 16:24:02.744 INFO [stderr]  --> src/main.rs:3:32
Dec 19 16:24:02.744 INFO [stderr]   |
Dec 19 16:24:02.744 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 19 16:24:02.744 INFO [stderr]   |                                ^^^^
Dec 19 16:24:02.744 INFO [stderr] 
Dec 19 16:24:02.744 INFO [stderr] warning: variant is never constructed: `West`
Dec 19 16:24:02.744 INFO [stderr]  --> src/main.rs:3:38
Dec 19 16:24:02.744 INFO [stderr]   |
Dec 19 16:24:02.744 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 19 16:24:02.744 INFO [stderr]   |                                      ^^^^
Dec 19 16:24:02.744 INFO [stderr] 
Dec 19 16:24:02.982 INFO [stderr] warning: variant is never constructed: `North`
Dec 19 16:24:02.982 INFO [stderr]  --> src/main.rs:3:18
Dec 19 16:24:02.982 INFO [stderr]   |
Dec 19 16:24:02.982 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 19 16:24:02.982 INFO [stderr]   |                  ^^^^^
Dec 19 16:24:02.982 INFO [stderr]   |
Dec 19 16:24:02.982 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 16:24:02.982 INFO [stderr] 
Dec 19 16:24:02.982 INFO [stderr] warning: variant is never constructed: `East`
Dec 19 16:24:02.983 INFO [stderr]  --> src/main.rs:3:32
Dec 19 16:24:02.983 INFO [stderr]   |
Dec 19 16:24:02.983 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 19 16:24:02.983 INFO [stderr]   |                                ^^^^
Dec 19 16:24:02.983 INFO [stderr] 
Dec 19 16:24:02.983 INFO [stderr] warning: variant is never constructed: `West`
Dec 19 16:24:02.983 INFO [stderr]  --> src/main.rs:3:38
Dec 19 16:24:02.983 INFO [stderr]   |
Dec 19 16:24:02.983 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 19 16:24:02.983 INFO [stderr]   |                                      ^^^^
Dec 19 16:24:02.983 INFO [stderr] 
Dec 19 16:24:03.008 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
Dec 19 16:24:03.808 INFO running `"docker" "inspect" "135c752c7fbaf3d59e23187970771e6f38e1caf06823ebca4c986d9585adbfa6"`
Dec 19 16:24:04.016 INFO running `"docker" "rm" "-f" "135c752c7fbaf3d59e23187970771e6f38e1caf06823ebca4c986d9585adbfa6"`
Dec 19 16:24:04.280 INFO [stdout] 135c752c7fbaf3d59e23187970771e6f38e1caf06823ebca4c986d9585adbfa6