Dec 04 20:19:20.350 INFO checking danbruder/citybuilder against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 20:19:20.351 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 20:19:20.839 INFO [stdout] 6fa1c31100405a920548523ed7ec50d0c69f3836acfbb3a5fb3530daa8035174
Dec 04 20:19:20.847 INFO running `"docker" "start" "-a" "6fa1c31100405a920548523ed7ec50d0c69f3836acfbb3a5fb3530daa8035174"`
Dec 04 20:19:22.187 INFO [stderr] usermod: no changes
Dec 04 20:19:22.239 INFO [stderr]     Checking citybuilder v0.1.0 (/source)
Dec 04 20:19:22.907 INFO [stderr] warning: variant is never constructed: `Soil`
Dec 04 20:19:22.907 INFO [stderr]  --> src/main.rs:3:5
Dec 04 20:19:22.907 INFO [stderr]   |
Dec 04 20:19:22.907 INFO [stderr] 3 |     Soil,
Dec 04 20:19:22.907 INFO [stderr]   |     ^^^^
Dec 04 20:19:22.907 INFO [stderr]   |
Dec 04 20:19:22.907 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 20:19:22.907 INFO [stderr] 
Dec 04 20:19:22.907 INFO [stderr] warning: variant is never constructed: `Stone`
Dec 04 20:19:22.907 INFO [stderr]  --> src/main.rs:4:5
Dec 04 20:19:22.907 INFO [stderr]   |
Dec 04 20:19:22.907 INFO [stderr] 4 |     Stone,
Dec 04 20:19:22.907 INFO [stderr]   |     ^^^^^
Dec 04 20:19:22.907 INFO [stderr] 
Dec 04 20:19:22.907 INFO [stderr] warning: variant is never constructed: `Tree`
Dec 04 20:19:22.907 INFO [stderr]  --> src/main.rs:9:5
Dec 04 20:19:22.907 INFO [stderr]   |
Dec 04 20:19:22.907 INFO [stderr] 9 |     Tree,
Dec 04 20:19:22.907 INFO [stderr]   |     ^^^^
Dec 04 20:19:22.907 INFO [stderr] 
Dec 04 20:19:22.907 INFO [stderr] warning: variant is never constructed: `Soil`
Dec 04 20:19:22.907 INFO [stderr]   --> src/main.rs:10:5
Dec 04 20:19:22.907 INFO [stderr]    |
Dec 04 20:19:22.907 INFO [stderr] 10 |     Soil,
Dec 04 20:19:22.907 INFO [stderr]    |     ^^^^
Dec 04 20:19:22.907 INFO [stderr] 
Dec 04 20:19:22.907 INFO [stderr] warning: variant is never constructed: `Stone`
Dec 04 20:19:22.907 INFO [stderr]   --> src/main.rs:11:5
Dec 04 20:19:22.907 INFO [stderr]    |
Dec 04 20:19:22.907 INFO [stderr] 11 |     Stone,
Dec 04 20:19:22.907 INFO [stderr]    |     ^^^^^
Dec 04 20:19:22.907 INFO [stderr] 
Dec 04 20:19:22.907 INFO [stderr] warning: variant is never constructed: `Orc`
Dec 04 20:19:22.907 INFO [stderr]   --> src/main.rs:16:5
Dec 04 20:19:22.907 INFO [stderr]    |
Dec 04 20:19:22.907 INFO [stderr] 16 |     Orc,
Dec 04 20:19:22.907 INFO [stderr]    |     ^^^
Dec 04 20:19:22.907 INFO [stderr] 
Dec 04 20:19:22.907 INFO [stderr] warning: variant is never constructed: `Human`
Dec 04 20:19:22.907 INFO [stderr]   --> src/main.rs:17:5
Dec 04 20:19:22.907 INFO [stderr]    |
Dec 04 20:19:22.907 INFO [stderr] 17 |     Human,
Dec 04 20:19:22.907 INFO [stderr]    |     ^^^^^
Dec 04 20:19:22.907 INFO [stderr] 
Dec 04 20:19:22.907 INFO [stderr] warning: struct is never constructed: `Square`
Dec 04 20:19:22.907 INFO [stderr]   --> src/main.rs:20:1
Dec 04 20:19:22.907 INFO [stderr]    |
Dec 04 20:19:22.907 INFO [stderr] 20 | struct Square {
Dec 04 20:19:22.907 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 04 20:19:22.907 INFO [stderr] 
Dec 04 20:19:22.907 INFO [stderr] warning: struct is never constructed: `Grid`
Dec 04 20:19:22.907 INFO [stderr]   --> src/main.rs:26:1
Dec 04 20:19:22.907 INFO [stderr]    |
Dec 04 20:19:22.907 INFO [stderr] 26 | struct Grid {
Dec 04 20:19:22.907 INFO [stderr]    | ^^^^^^^^^^^
Dec 04 20:19:22.907 INFO [stderr] 
Dec 04 20:19:22.907 INFO [stderr] warning: method is never used: `generate_empty`
Dec 04 20:19:22.907 INFO [stderr]   --> src/main.rs:32:5
Dec 04 20:19:22.907 INFO [stderr]    |
Dec 04 20:19:22.907 INFO [stderr] 32 |     fn generate_empty(size_x: usize, size_y: usize) -> Grid {
Dec 04 20:19:22.907 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:19:22.907 INFO [stderr] 
Dec 04 20:19:22.919 INFO [stderr] warning: variant is never constructed: `Stone`
Dec 04 20:19:22.919 INFO [stderr]  --> src/main.rs:4:5
Dec 04 20:19:22.919 INFO [stderr]   |
Dec 04 20:19:22.919 INFO [stderr] 4 |     Stone,
Dec 04 20:19:22.919 INFO [stderr]   |     ^^^^^
Dec 04 20:19:22.919 INFO [stderr]   |
Dec 04 20:19:22.919 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 20:19:22.919 INFO [stderr] 
Dec 04 20:19:22.919 INFO [stderr] warning: variant is never constructed: `Tree`
Dec 04 20:19:22.919 INFO [stderr]  --> src/main.rs:9:5
Dec 04 20:19:22.919 INFO [stderr]   |
Dec 04 20:19:22.919 INFO [stderr] 9 |     Tree,
Dec 04 20:19:22.919 INFO [stderr]   |     ^^^^
Dec 04 20:19:22.919 INFO [stderr] 
Dec 04 20:19:22.919 INFO [stderr] warning: variant is never constructed: `Soil`
Dec 04 20:19:22.919 INFO [stderr]   --> src/main.rs:10:5
Dec 04 20:19:22.919 INFO [stderr]    |
Dec 04 20:19:22.919 INFO [stderr] 10 |     Soil,
Dec 04 20:19:22.919 INFO [stderr]    |     ^^^^
Dec 04 20:19:22.919 INFO [stderr] 
Dec 04 20:19:22.919 INFO [stderr] warning: variant is never constructed: `Stone`
Dec 04 20:19:22.919 INFO [stderr]   --> src/main.rs:11:5
Dec 04 20:19:22.919 INFO [stderr]    |
Dec 04 20:19:22.919 INFO [stderr] 11 |     Stone,
Dec 04 20:19:22.919 INFO [stderr]    |     ^^^^^
Dec 04 20:19:22.919 INFO [stderr] 
Dec 04 20:19:22.919 INFO [stderr] warning: variant is never constructed: `Orc`
Dec 04 20:19:22.919 INFO [stderr]   --> src/main.rs:16:5
Dec 04 20:19:22.919 INFO [stderr]    |
Dec 04 20:19:22.919 INFO [stderr] 16 |     Orc,
Dec 04 20:19:22.919 INFO [stderr]    |     ^^^
Dec 04 20:19:22.919 INFO [stderr] 
Dec 04 20:19:22.919 INFO [stderr] warning: variant is never constructed: `Human`
Dec 04 20:19:22.919 INFO [stderr]   --> src/main.rs:17:5
Dec 04 20:19:22.919 INFO [stderr]    |
Dec 04 20:19:22.919 INFO [stderr] 17 |     Human,
Dec 04 20:19:22.919 INFO [stderr]    |     ^^^^^
Dec 04 20:19:22.919 INFO [stderr] 
Dec 04 20:19:22.983 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Dec 04 20:19:22.985 INFO [stderr] su: No module specific data is present
Dec 04 20:19:23.645 INFO running `"docker" "inspect" "6fa1c31100405a920548523ed7ec50d0c69f3836acfbb3a5fb3530daa8035174"`
Dec 04 20:19:23.901 INFO running `"docker" "rm" "-f" "6fa1c31100405a920548523ed7ec50d0c69f3836acfbb3a5fb3530daa8035174"`
Dec 04 20:19:24.238 INFO [stdout] 6fa1c31100405a920548523ed7ec50d0c69f3836acfbb3a5fb3530daa8035174