Dec 11 17:49:07.722 INFO checking gregorholzmann/rust-to-wasm against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 17:49:07.722 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 17:49:08.221 INFO [stdout] f0555bf87122b0ac9f7da152256eb68264a216d496d13e1557870343e314e61c
Dec 11 17:49:08.223 INFO running `"docker" "start" "-a" "f0555bf87122b0ac9f7da152256eb68264a216d496d13e1557870343e314e61c"`
Dec 11 17:49:09.864 INFO [stderr] usermod: no changes
Dec 11 17:49:09.900 INFO [stderr]     Checking wasm-demo v0.1.0 (/source)
Dec 11 17:49:10.552 INFO [stderr] warning: variant is never constructed: `North`
Dec 11 17:49:10.552 INFO [stderr]  --> src/main.rs:3:18
Dec 11 17:49:10.552 INFO [stderr]   |
Dec 11 17:49:10.552 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 11 17:49:10.552 INFO [stderr]   |                  ^^^^^
Dec 11 17:49:10.568 INFO [stderr]   |
Dec 11 17:49:10.568 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 17:49:10.568 INFO [stderr] 
Dec 11 17:49:10.568 INFO [stderr] warning: variant is never constructed: `East`
Dec 11 17:49:10.568 INFO [stderr]  --> src/main.rs:3:32
Dec 11 17:49:10.569 INFO [stderr]   |
Dec 11 17:49:10.569 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 11 17:49:10.569 INFO [stderr]   |                                ^^^^
Dec 11 17:49:10.569 INFO [stderr] 
Dec 11 17:49:10.569 INFO [stderr] warning: variant is never constructed: `West`
Dec 11 17:49:10.569 INFO [stderr]  --> src/main.rs:3:38
Dec 11 17:49:10.569 INFO [stderr]   |
Dec 11 17:49:10.569 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 11 17:49:10.569 INFO [stderr]   |                                      ^^^^
Dec 11 17:49:10.569 INFO [stderr] 
Dec 11 17:49:10.688 INFO [stderr] warning: variant is never constructed: `North`
Dec 11 17:49:10.688 INFO [stderr]  --> src/main.rs:3:18
Dec 11 17:49:10.688 INFO [stderr]   |
Dec 11 17:49:10.688 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 11 17:49:10.688 INFO [stderr]   |                  ^^^^^
Dec 11 17:49:10.688 INFO [stderr]   |
Dec 11 17:49:10.688 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 17:49:10.688 INFO [stderr] 
Dec 11 17:49:10.688 INFO [stderr] warning: variant is never constructed: `East`
Dec 11 17:49:10.688 INFO [stderr]  --> src/main.rs:3:32
Dec 11 17:49:10.688 INFO [stderr]   |
Dec 11 17:49:10.688 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 11 17:49:10.688 INFO [stderr]   |                                ^^^^
Dec 11 17:49:10.688 INFO [stderr] 
Dec 11 17:49:10.688 INFO [stderr] warning: variant is never constructed: `West`
Dec 11 17:49:10.688 INFO [stderr]  --> src/main.rs:3:38
Dec 11 17:49:10.688 INFO [stderr]   |
Dec 11 17:49:10.688 INFO [stderr] 3 | enum Direction { North, South, East, West }
Dec 11 17:49:10.688 INFO [stderr]   |                                      ^^^^
Dec 11 17:49:10.688 INFO [stderr] 
Dec 11 17:49:10.728 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Dec 11 17:49:10.731 INFO [stderr] su: No module specific data is present
Dec 11 17:49:11.872 INFO running `"docker" "inspect" "f0555bf87122b0ac9f7da152256eb68264a216d496d13e1557870343e314e61c"`
Dec 11 17:49:12.158 INFO running `"docker" "rm" "-f" "f0555bf87122b0ac9f7da152256eb68264a216d496d13e1557870343e314e61c"`
Dec 11 17:49:12.460 INFO [stdout] f0555bf87122b0ac9f7da152256eb68264a216d496d13e1557870343e314e61c