[INFO] cloning repository https://github.com/alex-brook/toy-chess-game [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alex-brook/toy-chess-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex-brook%2Ftoy-chess-game", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex-brook%2Ftoy-chess-game'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4cb10109e86710a7f28c3438939bfaa68b8bc8d3 [INFO] checking alex-brook/toy-chess-game against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex-brook%2Ftoy-chess-game" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alex-brook/toy-chess-game on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alex-brook/toy-chess-game [INFO] finished tweaking git repo https://github.com/alex-brook/toy-chess-game [INFO] tweaked toml for git repo https://github.com/alex-brook/toy-chess-game written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/alex-brook/toy-chess-game already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15d3f17e62d1456d277849365980433a54abd0b107cff14cc6c1f0a9e03642c5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "15d3f17e62d1456d277849365980433a54abd0b107cff14cc6c1f0a9e03642c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15d3f17e62d1456d277849365980433a54abd0b107cff14cc6c1f0a9e03642c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15d3f17e62d1456d277849365980433a54abd0b107cff14cc6c1f0a9e03642c5", kill_on_drop: false }` [INFO] [stdout] 15d3f17e62d1456d277849365980433a54abd0b107cff14cc6c1f0a9e03642c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c377d60fec4a94b5e5586fbd1d0722e53d526aa13d3f411e3606a930f6bee808 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c377d60fec4a94b5e5586fbd1d0722e53d526aa13d3f411e3606a930f6bee808", kill_on_drop: false }` [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Checking chess v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Color`, `Kind`, `Piece` [INFO] [stdout] --> src/main.rs:3:18 [INFO] [stdout] | [INFO] [stdout] 3 | use game::{Game, Piece, Color, Kind}; [INFO] [stdout] | ^^^^^ ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Color`, `Kind`, `Piece` [INFO] [stdout] --> src/main.rs:3:18 [INFO] [stdout] | [INFO] [stdout] 3 | use game::{Game, Piece, Color, Kind}; [INFO] [stdout] | ^^^^^ ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Position` [INFO] [stdout] --> src/game.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | type Position = (char, usize); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Move` [INFO] [stdout] --> src/game.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | type Move = (Piece, Position, Position); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/game.rs:100:17 [INFO] [stdout] | [INFO] [stdout] 100 | write!(f, "[{}]", in_cell); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/game.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | write!(f, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Position` [INFO] [stdout] --> src/game.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | type Position = (char, usize); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Move` [INFO] [stdout] --> src/game.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | type Move = (Piece, Position, Position); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/game.rs:100:17 [INFO] [stdout] | [INFO] [stdout] 100 | write!(f, "[{}]", in_cell); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/game.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | write!(f, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `Command { std: "docker" "inspect" "c377d60fec4a94b5e5586fbd1d0722e53d526aa13d3f411e3606a930f6bee808", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c377d60fec4a94b5e5586fbd1d0722e53d526aa13d3f411e3606a930f6bee808", kill_on_drop: false }` [INFO] [stdout] c377d60fec4a94b5e5586fbd1d0722e53d526aa13d3f411e3606a930f6bee808