Dec 19 11:02:05.393 INFO checking philotelli/ruststone against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 11:02:05.393 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:02:05.856 INFO [stdout] 8453743760c6eb70241de366c0b2f3d95283e6827592a57aba01771b68a87dbe
Dec 19 11:02:05.862 INFO running `"docker" "start" "-a" "8453743760c6eb70241de366c0b2f3d95283e6827592a57aba01771b68a87dbe"`
Dec 19 11:02:06.924 INFO [stderr]     Checking ruststone v0.1.0 (/opt/crater/workdir)
Dec 19 11:02:07.072 INFO [stderr] warning: enum is never used: `CardKind`
Dec 19 11:02:07.072 INFO [stderr]  --> src/main.rs:1:1
Dec 19 11:02:07.072 INFO [stderr]   |
Dec 19 11:02:07.072 INFO [stderr] 1 | enum CardKind {
Dec 19 11:02:07.072 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 19 11:02:07.072 INFO [stderr]   |
Dec 19 11:02:07.072 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 11:02:07.072 INFO [stderr] 
Dec 19 11:02:07.072 INFO [stderr] warning: struct is never constructed: `Minion`
Dec 19 11:02:07.072 INFO [stderr]  --> src/main.rs:8:1
Dec 19 11:02:07.072 INFO [stderr]   |
Dec 19 11:02:07.072 INFO [stderr] 8 | struct Minion {
Dec 19 11:02:07.072 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 19 11:02:07.073 INFO [stderr] 
Dec 19 11:02:07.073 INFO [stderr] warning: struct is never constructed: `Weapon`
Dec 19 11:02:07.073 INFO [stderr]   --> src/main.rs:15:1
Dec 19 11:02:07.073 INFO [stderr]    |
Dec 19 11:02:07.073 INFO [stderr] 15 | struct Weapon {
Dec 19 11:02:07.073 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 19 11:02:07.073 INFO [stderr] 
Dec 19 11:02:07.073 INFO [stderr] warning: struct is never constructed: `Card`
Dec 19 11:02:07.073 INFO [stderr]   --> src/main.rs:21:1
Dec 19 11:02:07.073 INFO [stderr]    |
Dec 19 11:02:07.073 INFO [stderr] 21 | struct Card {
Dec 19 11:02:07.073 INFO [stderr]    | ^^^^^^^^^^^
Dec 19 11:02:07.073 INFO [stderr] 
Dec 19 11:02:07.073 INFO [stderr] warning: struct is never constructed: `Player`
Dec 19 11:02:07.073 INFO [stderr]   --> src/main.rs:27:1
Dec 19 11:02:07.073 INFO [stderr]    |
Dec 19 11:02:07.073 INFO [stderr] 27 | struct Player {
Dec 19 11:02:07.073 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 19 11:02:07.073 INFO [stderr] 
Dec 19 11:02:07.073 INFO [stderr] warning: struct is never constructed: `Game`
Dec 19 11:02:07.073 INFO [stderr]   --> src/main.rs:37:1
Dec 19 11:02:07.073 INFO [stderr]    |
Dec 19 11:02:07.073 INFO [stderr] 37 | struct Game {
Dec 19 11:02:07.073 INFO [stderr]    | ^^^^^^^^^^^
Dec 19 11:02:07.073 INFO [stderr] 
Dec 19 11:02:07.111 INFO [stderr] warning: enum is never used: `CardKind`
Dec 19 11:02:07.111 INFO [stderr]  --> src/main.rs:1:1
Dec 19 11:02:07.111 INFO [stderr]   |
Dec 19 11:02:07.111 INFO [stderr] 1 | enum CardKind {
Dec 19 11:02:07.111 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 19 11:02:07.111 INFO [stderr]   |
Dec 19 11:02:07.111 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 11:02:07.111 INFO [stderr] 
Dec 19 11:02:07.111 INFO [stderr] warning: struct is never constructed: `Minion`
Dec 19 11:02:07.111 INFO [stderr]  --> src/main.rs:8:1
Dec 19 11:02:07.111 INFO [stderr]   |
Dec 19 11:02:07.111 INFO [stderr] 8 | struct Minion {
Dec 19 11:02:07.111 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 19 11:02:07.111 INFO [stderr] 
Dec 19 11:02:07.111 INFO [stderr] warning: struct is never constructed: `Weapon`
Dec 19 11:02:07.111 INFO [stderr]   --> src/main.rs:15:1
Dec 19 11:02:07.111 INFO [stderr]    |
Dec 19 11:02:07.111 INFO [stderr] 15 | struct Weapon {
Dec 19 11:02:07.111 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 19 11:02:07.111 INFO [stderr] 
Dec 19 11:02:07.111 INFO [stderr] warning: struct is never constructed: `Card`
Dec 19 11:02:07.111 INFO [stderr]   --> src/main.rs:21:1
Dec 19 11:02:07.111 INFO [stderr]    |
Dec 19 11:02:07.111 INFO [stderr] 21 | struct Card {
Dec 19 11:02:07.111 INFO [stderr]    | ^^^^^^^^^^^
Dec 19 11:02:07.111 INFO [stderr] 
Dec 19 11:02:07.111 INFO [stderr] warning: struct is never constructed: `Player`
Dec 19 11:02:07.111 INFO [stderr]   --> src/main.rs:27:1
Dec 19 11:02:07.111 INFO [stderr]    |
Dec 19 11:02:07.111 INFO [stderr] 27 | struct Player {
Dec 19 11:02:07.111 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 19 11:02:07.111 INFO [stderr] 
Dec 19 11:02:07.111 INFO [stderr] warning: struct is never constructed: `Game`
Dec 19 11:02:07.111 INFO [stderr]   --> src/main.rs:37:1
Dec 19 11:02:07.111 INFO [stderr]    |
Dec 19 11:02:07.111 INFO [stderr] 37 | struct Game {
Dec 19 11:02:07.111 INFO [stderr]    | ^^^^^^^^^^^
Dec 19 11:02:07.111 INFO [stderr] 
Dec 19 11:02:07.136 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
Dec 19 11:02:07.533 INFO running `"docker" "inspect" "8453743760c6eb70241de366c0b2f3d95283e6827592a57aba01771b68a87dbe"`
Dec 19 11:02:07.646 INFO running `"docker" "rm" "-f" "8453743760c6eb70241de366c0b2f3d95283e6827592a57aba01771b68a87dbe"`
Dec 19 11:02:07.862 INFO [stdout] 8453743760c6eb70241de366c0b2f3d95283e6827592a57aba01771b68a87dbe