[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-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdianyaa%2Fttysweeper-rs" "/workspace/builds/worker-66/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-66/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dianyaa/ttysweeper-rs on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-66/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-2022-04-10" "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-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b8c36fb7bff083823e019bdf46e1aed6513d41434980073ac0a199211c928e60 [INFO] running `Command { std: "docker" "start" "-a" "b8c36fb7bff083823e019bdf46e1aed6513d41434980073ac0a199211c928e60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b8c36fb7bff083823e019bdf46e1aed6513d41434980073ac0a199211c928e60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8c36fb7bff083823e019bdf46e1aed6513d41434980073ac0a199211c928e60", kill_on_drop: false }` [INFO] [stdout] b8c36fb7bff083823e019bdf46e1aed6513d41434980073ac0a199211c928e60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 185376d2fa0f94ea691c5a3f9206230f8ace375b1d425eace0ad0edc716be686 [INFO] running `Command { std: "docker" "start" "-a" "185376d2fa0f94ea691c5a3f9206230f8ace375b1d425eace0ad0edc716be686", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 25.06s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "185376d2fa0f94ea691c5a3f9206230f8ace375b1d425eace0ad0edc716be686", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "185376d2fa0f94ea691c5a3f9206230f8ace375b1d425eace0ad0edc716be686", kill_on_drop: false }` [INFO] [stdout] 185376d2fa0f94ea691c5a3f9206230f8ace375b1d425eace0ad0edc716be686 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d94bdafdb8f9666e67c11b58dd1d12dca4cd67802016d5262924b884367f483e [INFO] running `Command { std: "docker" "start" "-a" "d94bdafdb8f9666e67c11b58dd1d12dca4cd67802016d5262924b884367f483e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 5.68s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/minesweeper_rs-9444abb740e54c33) [INFO] running `Command { std: "docker" "inspect" "d94bdafdb8f9666e67c11b58dd1d12dca4cd67802016d5262924b884367f483e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d94bdafdb8f9666e67c11b58dd1d12dca4cd67802016d5262924b884367f483e", kill_on_drop: false }` [INFO] [stdout] d94bdafdb8f9666e67c11b58dd1d12dca4cd67802016d5262924b884367f483e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d883905c27748cee57506ce9931d2a2ddfce74e2fd2b5f9a882939b9e51bf120 [INFO] running `Command { std: "docker" "start" "-a" "d883905c27748cee57506ce9931d2a2ddfce74e2fd2b5f9a882939b9e51bf120", 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 0.07s [INFO] [stderr] Running unittests src/main.rs (/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" "d883905c27748cee57506ce9931d2a2ddfce74e2fd2b5f9a882939b9e51bf120", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d883905c27748cee57506ce9931d2a2ddfce74e2fd2b5f9a882939b9e51bf120", kill_on_drop: false }` [INFO] [stdout] d883905c27748cee57506ce9931d2a2ddfce74e2fd2b5f9a882939b9e51bf120