[INFO] cloning repository https://github.com/AngelCerveraRoldan/rust-sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AngelCerveraRoldan/rust-sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAngelCerveraRoldan%2Frust-sudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAngelCerveraRoldan%2Frust-sudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af9bed3890807f3ce57ab197131dae08675845c1
[INFO] checking AngelCerveraRoldan/rust-sudoku against master#8f21a5c92ea55c348c275a1bc4fedbdf181e0d64 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAngelCerveraRoldan%2Frust-sudoku" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AngelCerveraRoldan/rust-sudoku
[INFO] finished tweaking git repo https://github.com/AngelCerveraRoldan/rust-sudoku
[INFO] tweaked toml for git repo https://github.com/AngelCerveraRoldan/rust-sudoku written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AngelCerveraRoldan/rust-sudoku on toolchain 8f21a5c92ea55c348c275a1bc4fedbdf181e0d64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AngelCerveraRoldan/rust-sudoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f942003a782f9dcac5f34fe633369683397e7d5b136f60389acb2bcb17412b6
[INFO] running `Command { std: "docker" "start" "-a" "9f942003a782f9dcac5f34fe633369683397e7d5b136f60389acb2bcb17412b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f942003a782f9dcac5f34fe633369683397e7d5b136f60389acb2bcb17412b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f942003a782f9dcac5f34fe633369683397e7d5b136f60389acb2bcb17412b6", kill_on_drop: false }`
[INFO] [stdout] 9f942003a782f9dcac5f34fe633369683397e7d5b136f60389acb2bcb17412b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a88e19ffa252943df0063c17164cc2cdefd197427d6a0b137e0d5cfd866f274
[INFO] running `Command { std: "docker" "start" "-a" "0a88e19ffa252943df0063c17164cc2cdefd197427d6a0b137e0d5cfd866f274", kill_on_drop: false }`
[INFO] [stderr]     Checking sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `row_coordinate` and `col_coordinate` are never read
[INFO] [stdout]  --> src/tile.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Tile {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 3 |     pub row_coordinate: u8,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     pub col_coordinate: u8,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Tile` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `row_coordinate` and `col_coordinate` are never read
[INFO] [stdout]  --> src/tile.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Tile {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 3 |     pub row_coordinate: u8,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     pub col_coordinate: u8,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Tile` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "0a88e19ffa252943df0063c17164cc2cdefd197427d6a0b137e0d5cfd866f274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a88e19ffa252943df0063c17164cc2cdefd197427d6a0b137e0d5cfd866f274", kill_on_drop: false }`
[INFO] [stdout] 0a88e19ffa252943df0063c17164cc2cdefd197427d6a0b137e0d5cfd866f274
