Dec 19 11:02:00.481 INFO checking philotelli/ruststone against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 11:02:00.481 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/philotelli/ruststone:/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 11:02:00.864 INFO [stdout] f4071f2abaaf098b85c68e727cd2ee18569d3945f24581a1255f65a85cb8f869
Dec 19 11:02:00.866 INFO running `"docker" "start" "-a" "f4071f2abaaf098b85c68e727cd2ee18569d3945f24581a1255f65a85cb8f869"`
Dec 19 11:02:03.376 INFO [stderr]     Checking ruststone v0.1.0 (/opt/crater/workdir)
Dec 19 11:02:03.543 INFO [stderr] warning: enum is never used: `CardKind`
Dec 19 11:02:03.543 INFO [stderr]  --> src/main.rs:1:1
Dec 19 11:02:03.544 INFO [stderr]   |
Dec 19 11:02:03.544 INFO [stderr] 1 | enum CardKind {
Dec 19 11:02:03.544 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 19 11:02:03.544 INFO [stderr]   |
Dec 19 11:02:03.545 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 11:02:03.545 INFO [stderr] 
Dec 19 11:02:03.545 INFO [stderr] warning: struct is never constructed: `Minion`
Dec 19 11:02:03.545 INFO [stderr]  --> src/main.rs:8:1
Dec 19 11:02:03.545 INFO [stderr]   |
Dec 19 11:02:03.545 INFO [stderr] 8 | struct Minion {
Dec 19 11:02:03.545 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 19 11:02:03.545 INFO [stderr] 
Dec 19 11:02:03.545 INFO [stderr] warning: struct is never constructed: `Weapon`
Dec 19 11:02:03.545 INFO [stderr]   --> src/main.rs:15:1
Dec 19 11:02:03.545 INFO [stderr]    |
Dec 19 11:02:03.545 INFO [stderr] 15 | struct Weapon {
Dec 19 11:02:03.545 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 19 11:02:03.545 INFO [stderr] 
Dec 19 11:02:03.545 INFO [stderr] warning: struct is never constructed: `Card`
Dec 19 11:02:03.545 INFO [stderr]   --> src/main.rs:21:1
Dec 19 11:02:03.546 INFO [stderr]    |
Dec 19 11:02:03.546 INFO [stderr] 21 | struct Card {
Dec 19 11:02:03.546 INFO [stderr]    | ^^^^^^^^^^^
Dec 19 11:02:03.546 INFO [stderr] 
Dec 19 11:02:03.546 INFO [stderr] warning: struct is never constructed: `Player`
Dec 19 11:02:03.546 INFO [stderr]   --> src/main.rs:27:1
Dec 19 11:02:03.546 INFO [stderr]    |
Dec 19 11:02:03.546 INFO [stderr] 27 | struct Player {
Dec 19 11:02:03.546 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 19 11:02:03.546 INFO [stderr] 
Dec 19 11:02:03.546 INFO [stderr] warning: struct is never constructed: `Game`
Dec 19 11:02:03.546 INFO [stderr]   --> src/main.rs:37:1
Dec 19 11:02:03.546 INFO [stderr]    |
Dec 19 11:02:03.546 INFO [stderr] 37 | struct Game {
Dec 19 11:02:03.546 INFO [stderr]    | ^^^^^^^^^^^
Dec 19 11:02:03.546 INFO [stderr] 
Dec 19 11:02:03.582 INFO [stderr] warning: enum is never used: `CardKind`
Dec 19 11:02:03.582 INFO [stderr]  --> src/main.rs:1:1
Dec 19 11:02:03.582 INFO [stderr]   |
Dec 19 11:02:03.582 INFO [stderr] 1 | enum CardKind {
Dec 19 11:02:03.582 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 19 11:02:03.582 INFO [stderr]   |
Dec 19 11:02:03.582 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 11:02:03.582 INFO [stderr] 
Dec 19 11:02:03.582 INFO [stderr] warning: struct is never constructed: `Minion`
Dec 19 11:02:03.582 INFO [stderr]  --> src/main.rs:8:1
Dec 19 11:02:03.582 INFO [stderr]   |
Dec 19 11:02:03.582 INFO [stderr] 8 | struct Minion {
Dec 19 11:02:03.582 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 19 11:02:03.582 INFO [stderr] 
Dec 19 11:02:03.582 INFO [stderr] warning: struct is never constructed: `Weapon`
Dec 19 11:02:03.582 INFO [stderr]   --> src/main.rs:15:1
Dec 19 11:02:03.583 INFO [stderr]    |
Dec 19 11:02:03.583 INFO [stderr] 15 | struct Weapon {
Dec 19 11:02:03.583 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 19 11:02:03.583 INFO [stderr] 
Dec 19 11:02:03.583 INFO [stderr] warning: struct is never constructed: `Card`
Dec 19 11:02:03.583 INFO [stderr]   --> src/main.rs:21:1
Dec 19 11:02:03.583 INFO [stderr]    |
Dec 19 11:02:03.583 INFO [stderr] 21 | struct Card {
Dec 19 11:02:03.583 INFO [stderr]    | ^^^^^^^^^^^
Dec 19 11:02:03.583 INFO [stderr] 
Dec 19 11:02:03.583 INFO [stderr] warning: struct is never constructed: `Player`
Dec 19 11:02:03.583 INFO [stderr]   --> src/main.rs:27:1
Dec 19 11:02:03.583 INFO [stderr]    |
Dec 19 11:02:03.583 INFO [stderr] 27 | struct Player {
Dec 19 11:02:03.583 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 19 11:02:03.583 INFO [stderr] 
Dec 19 11:02:03.584 INFO [stderr] warning: struct is never constructed: `Game`
Dec 19 11:02:03.584 INFO [stderr]   --> src/main.rs:37:1
Dec 19 11:02:03.584 INFO [stderr]    |
Dec 19 11:02:03.584 INFO [stderr] 37 | struct Game {
Dec 19 11:02:03.584 INFO [stderr]    | ^^^^^^^^^^^
Dec 19 11:02:03.584 INFO [stderr] 
Dec 19 11:02:03.613 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
Dec 19 11:02:04.822 INFO running `"docker" "inspect" "f4071f2abaaf098b85c68e727cd2ee18569d3945f24581a1255f65a85cb8f869"`
Dec 19 11:02:04.978 INFO running `"docker" "rm" "-f" "f4071f2abaaf098b85c68e727cd2ee18569d3945f24581a1255f65a85cb8f869"`
Dec 19 11:02:05.308 INFO [stdout] f4071f2abaaf098b85c68e727cd2ee18569d3945f24581a1255f65a85cb8f869