[INFO] cloning repository https://github.com/iustusae/variables [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iustusae/variables" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiustusae%2Fvariables", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiustusae%2Fvariables'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c7df92a4086cfe7d064cdce891e4e9085c2d21ea [INFO] testing iustusae/variables against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiustusae%2Fvariables" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/iustusae/variables [INFO] finished tweaking git repo https://github.com/iustusae/variables [INFO] tweaked toml for git repo https://github.com/iustusae/variables written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/iustusae/variables on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/iustusae/variables 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 445cd093fe073501825158c343fa33f84a676b15951e9db74eaeea774d45d43c [INFO] running `Command { std: "docker" "start" "-a" "445cd093fe073501825158c343fa33f84a676b15951e9db74eaeea774d45d43c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "445cd093fe073501825158c343fa33f84a676b15951e9db74eaeea774d45d43c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "445cd093fe073501825158c343fa33f84a676b15951e9db74eaeea774d45d43c", kill_on_drop: false }` [INFO] [stdout] 445cd093fe073501825158c343fa33f84a676b15951e9db74eaeea774d45d43c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 227ff7a122df6dbf51d2a177507406083644751a61ad36bb594fd3cfeeb08fd0 [INFO] running `Command { std: "docker" "start" "-a" "227ff7a122df6dbf51d2a177507406083644751a61ad36bb594fd3cfeeb08fd0", kill_on_drop: false }` [INFO] [stderr] Compiling variables v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | let x = 2.0; // f64 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | 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:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | 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:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | 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:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | 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:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | 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: `truncated` [INFO] [stdout] --> src/main.rs:66:9 [INFO] [stdout] | [INFO] [stdout] 66 | let truncated = -5 / 3; // Results in -1 [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_truncated` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `remainder` [INFO] [stdout] --> src/main.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | 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:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | 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: `f` [INFO] [stdout] --> src/main.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | 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:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | 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: `z` [INFO] [stdout] --> src/main.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | let z: char = 'ℤ'; // with explicit type annotation [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `heart_eyed_cat` [INFO] [stdout] --> src/main.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | let heart_eyed_cat = '😻'; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heart_eyed_cat` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:80:10 [INFO] [stdout] | [INFO] [stdout] 80 | 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:80:16 [INFO] [stdout] | [INFO] [stdout] 80 | 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: `five_hundred` [INFO] [stdout] --> src/main.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 86 | let five_hundred = x.0; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_five_hundred` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `six_point_four` [INFO] [stdout] --> src/main.rs:88:9 [INFO] [stdout] | [INFO] [stdout] 88 | let six_point_four = x.1; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_six_point_four` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `one` [INFO] [stdout] --> src/main.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | let one = x.2; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_one` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:92:9 [INFO] [stdout] | [INFO] [stdout] 92 | let a = [1, 2, 4, 5, 6]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `months` [INFO] [stdout] --> src/main.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | let months = [ [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_months` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 108 | let a: [i32; 5] = [1, 2, 3, 4, 5]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 109 | let a = [3; 5]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s [INFO] running `Command { std: "docker" "inspect" "227ff7a122df6dbf51d2a177507406083644751a61ad36bb594fd3cfeeb08fd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "227ff7a122df6dbf51d2a177507406083644751a61ad36bb594fd3cfeeb08fd0", kill_on_drop: false }` [INFO] [stdout] 227ff7a122df6dbf51d2a177507406083644751a61ad36bb594fd3cfeeb08fd0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 026e2e7632d892a6c462b3b04f7eb99ac4aa8d16f9faee5fa0aba77e30482cb4 [INFO] running `Command { std: "docker" "start" "-a" "026e2e7632d892a6c462b3b04f7eb99ac4aa8d16f9faee5fa0aba77e30482cb4", kill_on_drop: false }` [INFO] [stderr] Compiling variables v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | let x = 2.0; // f64 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | 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:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | 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:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | 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:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | 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:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | 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: `truncated` [INFO] [stdout] --> src/main.rs:66:9 [INFO] [stdout] | [INFO] [stdout] 66 | let truncated = -5 / 3; // Results in -1 [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_truncated` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `remainder` [INFO] [stdout] --> src/main.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | 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:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | 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: `f` [INFO] [stdout] --> src/main.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | 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:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | 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: `z` [INFO] [stdout] --> src/main.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | let z: char = 'ℤ'; // with explicit type annotation [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `heart_eyed_cat` [INFO] [stdout] --> src/main.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | let heart_eyed_cat = '😻'; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heart_eyed_cat` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:80:10 [INFO] [stdout] | [INFO] [stdout] 80 | 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:80:16 [INFO] [stdout] | [INFO] [stdout] 80 | 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: `five_hundred` [INFO] [stdout] --> src/main.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 86 | let five_hundred = x.0; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_five_hundred` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `six_point_four` [INFO] [stdout] --> src/main.rs:88:9 [INFO] [stdout] | [INFO] [stdout] 88 | let six_point_four = x.1; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_six_point_four` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `one` [INFO] [stdout] --> src/main.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | let one = x.2; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_one` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:92:9 [INFO] [stdout] | [INFO] [stdout] 92 | let a = [1, 2, 4, 5, 6]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `months` [INFO] [stdout] --> src/main.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | let months = [ [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_months` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 108 | let a: [i32; 5] = [1, 2, 3, 4, 5]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 109 | let a = [3; 5]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.92s [INFO] running `Command { std: "docker" "inspect" "026e2e7632d892a6c462b3b04f7eb99ac4aa8d16f9faee5fa0aba77e30482cb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "026e2e7632d892a6c462b3b04f7eb99ac4aa8d16f9faee5fa0aba77e30482cb4", kill_on_drop: false }` [INFO] [stdout] 026e2e7632d892a6c462b3b04f7eb99ac4aa8d16f9faee5fa0aba77e30482cb4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 95a4d5ae9e5226cbefe4c38d04472ea30b6c9d79955a60dbbdd405b30a264a78 [INFO] running `Command { std: "docker" "start" "-a" "95a4d5ae9e5226cbefe4c38d04472ea30b6c9d79955a60dbbdd405b30a264a78", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:52:9 [INFO] [stderr] | [INFO] [stderr] 52 | let x = 2.0; // f64 [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:54:9 [INFO] [stderr] | [INFO] [stderr] 54 | let y: f32 = 3.0; // f32 [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sum` [INFO] [stderr] --> src/main.rs:56:9 [INFO] [stderr] | [INFO] [stderr] 56 | let sum = 5 + 10; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_sum` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `difference` [INFO] [stderr] --> src/main.rs:59:9 [INFO] [stderr] | [INFO] [stderr] 59 | let difference = 95.5 - 4.3; [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_difference` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `product` [INFO] [stderr] --> src/main.rs:62:9 [INFO] [stderr] | [INFO] [stderr] 62 | let product = 4 * 30; [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_product` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `quotient` [INFO] [stderr] --> src/main.rs:65:9 [INFO] [stderr] | [INFO] [stderr] 65 | let quotient = 56.7 / 32.2; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_quotient` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `truncated` [INFO] [stderr] --> src/main.rs:66:9 [INFO] [stderr] | [INFO] [stderr] 66 | let truncated = -5 / 3; // Results in -1 [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_truncated` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `remainder` [INFO] [stderr] --> src/main.rs:69:9 [INFO] [stderr] | [INFO] [stderr] 69 | let remainder = 43 % 5; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/main.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | let t = true; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `f` [INFO] [stderr] --> src/main.rs:72:9 [INFO] [stderr] | [INFO] [stderr] 72 | let f: bool = false; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/main.rs:74:9 [INFO] [stderr] | [INFO] [stderr] 74 | let c = 'z'; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/main.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | let z: char = 'ℤ'; // with explicit type annotation [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `heart_eyed_cat` [INFO] [stderr] --> src/main.rs:76:9 [INFO] [stderr] | [INFO] [stderr] 76 | let heart_eyed_cat = '😻'; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heart_eyed_cat` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:80:10 [INFO] [stderr] | [INFO] [stderr] 80 | let (x, y, z) = tup; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/main.rs:80:16 [INFO] [stderr] | [INFO] [stderr] 80 | let (x, y, z) = tup; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `five_hundred` [INFO] [stderr] --> src/main.rs:86:9 [INFO] [stderr] | [INFO] [stderr] 86 | let five_hundred = x.0; [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_five_hundred` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `six_point_four` [INFO] [stderr] --> src/main.rs:88:9 [INFO] [stderr] | [INFO] [stderr] 88 | let six_point_four = x.1; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_six_point_four` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `one` [INFO] [stderr] --> src/main.rs:90:9 [INFO] [stderr] | [INFO] [stderr] 90 | let one = x.2; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_one` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/main.rs:92:9 [INFO] [stderr] | [INFO] [stderr] 92 | let a = [1, 2, 4, 5, 6]; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `months` [INFO] [stderr] --> src/main.rs:93:9 [INFO] [stderr] | [INFO] [stderr] 93 | let months = [ [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_months` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/main.rs:108:9 [INFO] [stderr] | [INFO] [stderr] 108 | let a: [i32; 5] = [1, 2, 3, 4, 5]; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/main.rs:109:9 [INFO] [stderr] | [INFO] [stderr] 109 | let a = [3; 5]; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: `variables` (bin "variables" test) generated 22 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/variables-aec23996adf25b7b) [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" "95a4d5ae9e5226cbefe4c38d04472ea30b6c9d79955a60dbbdd405b30a264a78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95a4d5ae9e5226cbefe4c38d04472ea30b6c9d79955a60dbbdd405b30a264a78", kill_on_drop: false }` [INFO] [stdout] 95a4d5ae9e5226cbefe4c38d04472ea30b6c9d79955a60dbbdd405b30a264a78