Dec 19 18:27:50.271 INFO checking danbruder/citybuilder against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 18:27:50.271 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/danbruder/citybuilder:/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 18:27:50.760 INFO [stdout] 1d721eec7ed955eca123c15bed5f93620bda21383d2353f4f9e1bf49545d5544
Dec 19 18:27:50.764 INFO running `"docker" "start" "-a" "1d721eec7ed955eca123c15bed5f93620bda21383d2353f4f9e1bf49545d5544"`
Dec 19 18:27:52.396 INFO [stderr]     Checking citybuilder v0.1.0 (/opt/crater/workdir)
Dec 19 18:27:52.732 INFO [stderr] warning: variant is never constructed: `Soil`
Dec 19 18:27:52.732 INFO [stderr]  --> src/main.rs:3:5
Dec 19 18:27:52.732 INFO [stderr]   |
Dec 19 18:27:52.732 INFO [stderr] 3 |     Soil,
Dec 19 18:27:52.732 INFO [stderr]   |     ^^^^
Dec 19 18:27:52.732 INFO [stderr]   |
Dec 19 18:27:52.732 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 18:27:52.732 INFO [stderr] 
Dec 19 18:27:52.732 INFO [stderr] warning: variant is never constructed: `Stone`
Dec 19 18:27:52.732 INFO [stderr]  --> src/main.rs:4:5
Dec 19 18:27:52.733 INFO [stderr]   |
Dec 19 18:27:52.733 INFO [stderr] 4 |     Stone,
Dec 19 18:27:52.733 INFO [stderr]   |     ^^^^^
Dec 19 18:27:52.733 INFO [stderr] 
Dec 19 18:27:52.733 INFO [stderr] warning: variant is never constructed: `Tree`
Dec 19 18:27:52.733 INFO [stderr]  --> src/main.rs:9:5
Dec 19 18:27:52.733 INFO [stderr]   |
Dec 19 18:27:52.733 INFO [stderr] 9 |     Tree,
Dec 19 18:27:52.733 INFO [stderr]   |     ^^^^
Dec 19 18:27:52.733 INFO [stderr] 
Dec 19 18:27:52.733 INFO [stderr] warning: variant is never constructed: `Soil`
Dec 19 18:27:52.733 INFO [stderr]   --> src/main.rs:10:5
Dec 19 18:27:52.733 INFO [stderr]    |
Dec 19 18:27:52.733 INFO [stderr] 10 |     Soil,
Dec 19 18:27:52.733 INFO [stderr]    |     ^^^^
Dec 19 18:27:52.733 INFO [stderr] 
Dec 19 18:27:52.733 INFO [stderr] warning: variant is never constructed: `Stone`
Dec 19 18:27:52.733 INFO [stderr]   --> src/main.rs:11:5
Dec 19 18:27:52.733 INFO [stderr]    |
Dec 19 18:27:52.733 INFO [stderr] 11 |     Stone,
Dec 19 18:27:52.733 INFO [stderr]    |     ^^^^^
Dec 19 18:27:52.733 INFO [stderr] 
Dec 19 18:27:52.733 INFO [stderr] warning: variant is never constructed: `Orc`
Dec 19 18:27:52.733 INFO [stderr]   --> src/main.rs:16:5
Dec 19 18:27:52.733 INFO [stderr]    |
Dec 19 18:27:52.733 INFO [stderr] 16 |     Orc,
Dec 19 18:27:52.733 INFO [stderr]    |     ^^^
Dec 19 18:27:52.733 INFO [stderr] 
Dec 19 18:27:52.733 INFO [stderr] warning: variant is never constructed: `Human`
Dec 19 18:27:52.733 INFO [stderr]   --> src/main.rs:17:5
Dec 19 18:27:52.733 INFO [stderr]    |
Dec 19 18:27:52.733 INFO [stderr] 17 |     Human,
Dec 19 18:27:52.733 INFO [stderr]    |     ^^^^^
Dec 19 18:27:52.733 INFO [stderr] 
Dec 19 18:27:52.733 INFO [stderr] warning: struct is never constructed: `Square`
Dec 19 18:27:52.733 INFO [stderr]   --> src/main.rs:20:1
Dec 19 18:27:52.733 INFO [stderr]    |
Dec 19 18:27:52.733 INFO [stderr] 20 | struct Square {
Dec 19 18:27:52.733 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 19 18:27:52.733 INFO [stderr] 
Dec 19 18:27:52.733 INFO [stderr] warning: struct is never constructed: `Grid`
Dec 19 18:27:52.733 INFO [stderr]   --> src/main.rs:26:1
Dec 19 18:27:52.733 INFO [stderr]    |
Dec 19 18:27:52.733 INFO [stderr] 26 | struct Grid {
Dec 19 18:27:52.733 INFO [stderr]    | ^^^^^^^^^^^
Dec 19 18:27:52.733 INFO [stderr] 
Dec 19 18:27:52.733 INFO [stderr] warning: method is never used: `generate_empty`
Dec 19 18:27:52.733 INFO [stderr]   --> src/main.rs:32:5
Dec 19 18:27:52.733 INFO [stderr]    |
Dec 19 18:27:52.733 INFO [stderr] 32 |     fn generate_empty(size_x: usize, size_y: usize) -> Grid {
Dec 19 18:27:52.733 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:27:52.733 INFO [stderr] 
Dec 19 18:27:52.800 INFO [stderr] warning: variant is never constructed: `Stone`
Dec 19 18:27:52.800 INFO [stderr]  --> src/main.rs:4:5
Dec 19 18:27:52.800 INFO [stderr]   |
Dec 19 18:27:52.800 INFO [stderr] 4 |     Stone,
Dec 19 18:27:52.800 INFO [stderr]   |     ^^^^^
Dec 19 18:27:52.800 INFO [stderr]   |
Dec 19 18:27:52.800 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 18:27:52.800 INFO [stderr] 
Dec 19 18:27:52.800 INFO [stderr] warning: variant is never constructed: `Tree`
Dec 19 18:27:52.800 INFO [stderr]  --> src/main.rs:9:5
Dec 19 18:27:52.800 INFO [stderr]   |
Dec 19 18:27:52.800 INFO [stderr] 9 |     Tree,
Dec 19 18:27:52.800 INFO [stderr]   |     ^^^^
Dec 19 18:27:52.800 INFO [stderr] 
Dec 19 18:27:52.800 INFO [stderr] warning: variant is never constructed: `Soil`
Dec 19 18:27:52.800 INFO [stderr]   --> src/main.rs:10:5
Dec 19 18:27:52.800 INFO [stderr]    |
Dec 19 18:27:52.800 INFO [stderr] 10 |     Soil,
Dec 19 18:27:52.800 INFO [stderr]    |     ^^^^
Dec 19 18:27:52.800 INFO [stderr] 
Dec 19 18:27:52.800 INFO [stderr] warning: variant is never constructed: `Stone`
Dec 19 18:27:52.801 INFO [stderr]   --> src/main.rs:11:5
Dec 19 18:27:52.801 INFO [stderr]    |
Dec 19 18:27:52.801 INFO [stderr] 11 |     Stone,
Dec 19 18:27:52.801 INFO [stderr]    |     ^^^^^
Dec 19 18:27:52.801 INFO [stderr] 
Dec 19 18:27:52.801 INFO [stderr] warning: variant is never constructed: `Orc`
Dec 19 18:27:52.801 INFO [stderr]   --> src/main.rs:16:5
Dec 19 18:27:52.801 INFO [stderr]    |
Dec 19 18:27:52.801 INFO [stderr] 16 |     Orc,
Dec 19 18:27:52.801 INFO [stderr]    |     ^^^
Dec 19 18:27:52.801 INFO [stderr] 
Dec 19 18:27:52.801 INFO [stderr] warning: variant is never constructed: `Human`
Dec 19 18:27:52.801 INFO [stderr]   --> src/main.rs:17:5
Dec 19 18:27:52.801 INFO [stderr]    |
Dec 19 18:27:52.801 INFO [stderr] 17 |     Human,
Dec 19 18:27:52.801 INFO [stderr]    |     ^^^^^
Dec 19 18:27:52.801 INFO [stderr] 
Dec 19 18:27:52.850 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
Dec 19 18:27:53.488 INFO running `"docker" "inspect" "1d721eec7ed955eca123c15bed5f93620bda21383d2353f4f9e1bf49545d5544"`
Dec 19 18:27:53.804 INFO running `"docker" "rm" "-f" "1d721eec7ed955eca123c15bed5f93620bda21383d2353f4f9e1bf49545d5544"`
Dec 19 18:27:54.125 INFO [stdout] 1d721eec7ed955eca123c15bed5f93620bda21383d2353f4f9e1bf49545d5544