Dec 11 17:49:10.764 INFO checking gregorholzmann/rust-to-wasm against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 17:49:10.764 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 11 17:49:11.322 INFO [stdout] 2fe1e8d3b2113a058d7ea7b95b3d2061276546f7c2431c1b2aeae050fe8c8cbf
Dec 11 17:49:11.324 INFO running `"docker" "start" "-a" "2fe1e8d3b2113a058d7ea7b95b3d2061276546f7c2431c1b2aeae050fe8c8cbf"`
Dec 11 17:49:12.781 INFO [stderr] usermod: no changes
Dec 11 17:49:12.840 INFO [stderr]     Checking wasm-demo v0.1.0 (/source)
Dec 11 17:49:13.508 INFO [stderr] warning: variant is never constructed: `North`
Dec 11 17:49:13.508 INFO [stderr]  --> src/main.rs:3:18
Dec 11 17:49:13.508 INFO [stderr]   |
Dec 11 17:49:13.508 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 11 17:49:13.508 INFO [stderr]   |                  ^^^^^
Dec 11 17:49:13.508 INFO [stderr]   |
Dec 11 17:49:13.508 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 17:49:13.508 INFO [stderr] 
Dec 11 17:49:13.508 INFO [stderr] warning: variant is never constructed: `East`
Dec 11 17:49:13.508 INFO [stderr]  --> src/main.rs:3:32
Dec 11 17:49:13.508 INFO [stderr]   |
Dec 11 17:49:13.512 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 11 17:49:13.512 INFO [stderr]   |                                ^^^^
Dec 11 17:49:13.512 INFO [stderr] 
Dec 11 17:49:13.512 INFO [stderr] warning: variant is never constructed: `West`
Dec 11 17:49:13.512 INFO [stderr]  --> src/main.rs:3:38
Dec 11 17:49:13.512 INFO [stderr]   |
Dec 11 17:49:13.512 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 11 17:49:13.512 INFO [stderr]   |                                      ^^^^
Dec 11 17:49:13.512 INFO [stderr] 
Dec 11 17:49:13.596 INFO [stderr] warning: variant is never constructed: `North`
Dec 11 17:49:13.600 INFO [stderr]  --> src/main.rs:3:18
Dec 11 17:49:13.600 INFO [stderr]   |
Dec 11 17:49:13.600 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 11 17:49:13.600 INFO [stderr]   |                  ^^^^^
Dec 11 17:49:13.600 INFO [stderr]   |
Dec 11 17:49:13.600 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 17:49:13.600 INFO [stderr] 
Dec 11 17:49:13.600 INFO [stderr] warning: variant is never constructed: `East`
Dec 11 17:49:13.600 INFO [stderr]  --> src/main.rs:3:32
Dec 11 17:49:13.600 INFO [stderr]   |
Dec 11 17:49:13.600 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 11 17:49:13.600 INFO [stderr]   |                                ^^^^
Dec 11 17:49:13.600 INFO [stderr] 
Dec 11 17:49:13.600 INFO [stderr] warning: variant is never constructed: `West`
Dec 11 17:49:13.600 INFO [stderr]  --> src/main.rs:3:38
Dec 11 17:49:13.600 INFO [stderr]   |
Dec 11 17:49:13.600 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 11 17:49:13.600 INFO [stderr]   |                                      ^^^^
Dec 11 17:49:13.600 INFO [stderr] 
Dec 11 17:49:13.625 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
Dec 11 17:49:13.627 INFO [stderr] su: No module specific data is present
Dec 11 17:49:14.243 INFO running `"docker" "inspect" "2fe1e8d3b2113a058d7ea7b95b3d2061276546f7c2431c1b2aeae050fe8c8cbf"`
Dec 11 17:49:14.482 INFO running `"docker" "rm" "-f" "2fe1e8d3b2113a058d7ea7b95b3d2061276546f7c2431c1b2aeae050fe8c8cbf"`
Dec 11 17:49:14.936 INFO [stdout] 2fe1e8d3b2113a058d7ea7b95b3d2061276546f7c2431c1b2aeae050fe8c8cbf