[INFO] cloning repository https://github.com/dianyaa/ttysweeper-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dianyaa/ttysweeper-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdianyaa%2Fttysweeper-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdianyaa%2Fttysweeper-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e6cd21c634e053baadeb122bf85463f653d6dbbc [INFO] testing dianyaa/ttysweeper-rs against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdianyaa%2Fttysweeper-rs" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dianyaa/ttysweeper-rs on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dianyaa/ttysweeper-rs [INFO] finished tweaking git repo https://github.com/dianyaa/ttysweeper-rs [INFO] tweaked toml for git repo https://github.com/dianyaa/ttysweeper-rs written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/dianyaa/ttysweeper-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2194167e3e866ec2bb874d585046698ac8685377a728c3e6f491b8337c17743e [INFO] running `Command { std: "docker" "start" "-a" "2194167e3e866ec2bb874d585046698ac8685377a728c3e6f491b8337c17743e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2194167e3e866ec2bb874d585046698ac8685377a728c3e6f491b8337c17743e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2194167e3e866ec2bb874d585046698ac8685377a728c3e6f491b8337c17743e", kill_on_drop: false }` [INFO] [stdout] 2194167e3e866ec2bb874d585046698ac8685377a728c3e6f491b8337c17743e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6346cee1010c64352beec36a397334284b86280572a0ea6e5aa4b330ca3b562e [INFO] running `Command { std: "docker" "start" "-a" "6346cee1010c64352beec36a397334284b86280572a0ea6e5aa4b330ca3b562e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling getrandom v0.2.4 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling minesweeper-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `is_initialized` [INFO] [stdout] --> src/field.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | is_initialized: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reveal_tile` [INFO] [stdout] --> src/field.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn reveal_tile(&mut self, y: usize, x: usize) -> () { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/field.rs:106:25 [INFO] [stdout] | [INFO] [stdout] 106 | std::io::stdout().flush(); [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] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.32s [INFO] running `Command { std: "docker" "inspect" "6346cee1010c64352beec36a397334284b86280572a0ea6e5aa4b330ca3b562e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6346cee1010c64352beec36a397334284b86280572a0ea6e5aa4b330ca3b562e", kill_on_drop: false }` [INFO] [stdout] 6346cee1010c64352beec36a397334284b86280572a0ea6e5aa4b330ca3b562e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b7de4b207de88bc041102474df9e515d28cb288fa3d60e5da825ab1a6ad15441 [INFO] running `Command { std: "docker" "start" "-a" "b7de4b207de88bc041102474df9e515d28cb288fa3d60e5da825ab1a6ad15441", kill_on_drop: false }` [INFO] [stderr] Compiling minesweeper-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `is_initialized` [INFO] [stdout] --> src/field.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | is_initialized: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reveal_tile` [INFO] [stdout] --> src/field.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn reveal_tile(&mut self, y: usize, x: usize) -> () { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/field.rs:106:25 [INFO] [stdout] | [INFO] [stdout] 106 | std::io::stdout().flush(); [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] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "b7de4b207de88bc041102474df9e515d28cb288fa3d60e5da825ab1a6ad15441", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7de4b207de88bc041102474df9e515d28cb288fa3d60e5da825ab1a6ad15441", kill_on_drop: false }` [INFO] [stdout] b7de4b207de88bc041102474df9e515d28cb288fa3d60e5da825ab1a6ad15441 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 549e93958a6270ade4099d6ce5954c26191a175731f4faf57195dc6b6f000bd3 [INFO] running `Command { std: "docker" "start" "-a" "549e93958a6270ade4099d6ce5954c26191a175731f4faf57195dc6b6f000bd3", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `is_initialized` [INFO] [stderr] --> src/field.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | is_initialized: bool, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `reveal_tile` [INFO] [stderr] --> src/field.rs:81:12 [INFO] [stderr] | [INFO] [stderr] 81 | pub fn reveal_tile(&mut self, y: usize, x: usize) -> () { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/field.rs:106:25 [INFO] [stderr] | [INFO] [stderr] 106 | std::io::stdout().flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `minesweeper-rs` (bin "minesweeper-rs" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/minesweeper_rs-9444abb740e54c33) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "549e93958a6270ade4099d6ce5954c26191a175731f4faf57195dc6b6f000bd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "549e93958a6270ade4099d6ce5954c26191a175731f4faf57195dc6b6f000bd3", kill_on_drop: false }` [INFO] [stdout] 549e93958a6270ade4099d6ce5954c26191a175731f4faf57195dc6b6f000bd3