[INFO] cloning repository https://github.com/cholongbul/LeaningRust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cholongbul/LeaningRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcholongbul%2FLeaningRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcholongbul%2FLeaningRust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ebc1f137b5a334f2a565c083bb049549419f3da3 [INFO] checking cholongbul/LeaningRust against try#9961e55b3687a6d0b2bab4af0e5e81494b09be81 for pr-139087-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcholongbul%2FLeaningRust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/cholongbul/LeaningRust [INFO] finished tweaking git repo https://github.com/cholongbul/LeaningRust [INFO] tweaked toml for git repo https://github.com/cholongbul/LeaningRust written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/cholongbul/LeaningRust on toolchain 9961e55b3687a6d0b2bab4af0e5e81494b09be81 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9961e55b3687a6d0b2bab4af0e5e81494b09be81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/cholongbul/LeaningRust 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" "+9961e55b3687a6d0b2bab4af0e5e81494b09be81" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9961e55b3687a6d0b2bab4af0e5e81494b09be81" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 57cb80a80bf74d8c8cf27be6dd0569412dad4e4cf592b5d351aea3bc8c093441 [INFO] running `Command { std: "docker" "start" "-a" "57cb80a80bf74d8c8cf27be6dd0569412dad4e4cf592b5d351aea3bc8c093441", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "57cb80a80bf74d8c8cf27be6dd0569412dad4e4cf592b5d351aea3bc8c093441", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57cb80a80bf74d8c8cf27be6dd0569412dad4e4cf592b5d351aea3bc8c093441", kill_on_drop: false }` [INFO] [stdout] 57cb80a80bf74d8c8cf27be6dd0569412dad4e4cf592b5d351aea3bc8c093441 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9961e55b3687a6d0b2bab4af0e5e81494b09be81" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e552d8e98ccf568d7ecfc8811f920d55caa5bfa7e821c6bfb1796ee80fb25a32 [INFO] running `Command { std: "docker" "start" "-a" "e552d8e98ccf568d7ecfc8811f920d55caa5bfa7e821c6bfb1796ee80fb25a32", kill_on_drop: false }` [INFO] [stderr] Checking Variables v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `spaces` [INFO] [stdout] --> src/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let spaces = spaces.len(); // 타입 변환도 가능 [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_spaces` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `spaces` [INFO] [stdout] --> src/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let spaces = spaces.len(); // 타입 변환도 가능 [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_spaces` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `guess` [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let guess: u32 = "42".parse().expect("숫자가 아닙니다!"); //타입 애노테이션 필수 [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_guess` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `guess` [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let guess: u32 = "42".parse().expect("숫자가 아닙니다!"); //타입 애노테이션 필수 [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_guess` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | let x = 2.0; // f64 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | let x = 2.0; // f64 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let y: f32 = 3.0; //f32 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let y: f32 = 3.0; //f32 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sum` [INFO] [stdout] --> src/main.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | let sum = 5 + 10; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sum` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sum` [INFO] [stdout] --> src/main.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | let sum = 5 + 10; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sum` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `difference` [INFO] [stdout] --> src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let difference = 95.5 - 4.3; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_difference` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `difference` [INFO] [stdout] --> src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let difference = 95.5 - 4.3; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_difference` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `product` [INFO] [stdout] --> src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let product = 4 * 30; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_product` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `product` [INFO] [stdout] --> src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let product = 4 * 30; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_product` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `quotient` [INFO] [stdout] --> src/main.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | let quotient = 56.7 / 32.2; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_quotient` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `remainder` [INFO] [stdout] --> src/main.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let remainder = 43 % 5; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/main.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 51 | let t = true; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `quotient` [INFO] [stdout] --> src/main.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | let quotient = 56.7 / 32.2; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_quotient` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/main.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | let f: bool = false; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/main.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | let c = 'z'; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `remainder` [INFO] [stdout] --> src/main.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let remainder = 43 % 5; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> src/main.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | let z = '한'; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t` [INFO] [stdout] --> src/main.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 51 | let t = true; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `emoji` [INFO] [stdout] --> src/main.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | let emoji = '😀'; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_emoji` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/main.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | let f: bool = false; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tup` [INFO] [stdout] --> src/main.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | let tup: (i32, f64, u8) = (500, 6.4, 1); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_tup` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/main.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | let c = 'z'; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:70:10 [INFO] [stdout] | [INFO] [stdout] 70 | let (x, y, z) = tup; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> src/main.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | let z = '한'; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> src/main.rs:70:16 [INFO] [stdout] | [INFO] [stdout] 70 | let (x, y, z) = tup; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `emoji` [INFO] [stdout] --> src/main.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | let emoji = '😀'; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_emoji` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tup` [INFO] [stdout] --> src/main.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | let tup: (i32, f64, u8) = (500, 6.4, 1); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_tup` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:70:10 [INFO] [stdout] | [INFO] [stdout] 70 | let (x, y, z) = tup; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> src/main.rs:70:16 [INFO] [stdout] | [INFO] [stdout] 70 | let (x, y, z) = tup; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAX_POINTS` is never used [INFO] [stdout] --> src/main.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | const MAX_POINTS: u32 = 100_000; // 상수 [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] running `Command { std: "docker" "inspect" "e552d8e98ccf568d7ecfc8811f920d55caa5bfa7e821c6bfb1796ee80fb25a32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e552d8e98ccf568d7ecfc8811f920d55caa5bfa7e821c6bfb1796ee80fb25a32", kill_on_drop: false }` [INFO] [stdout] e552d8e98ccf568d7ecfc8811f920d55caa5bfa7e821c6bfb1796ee80fb25a32