[INFO] cloning repository https://github.com/Mr-Chickedren/deep_explorer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mr-Chickedren/deep_explorer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMr-Chickedren%2Fdeep_explorer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMr-Chickedren%2Fdeep_explorer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f80085e3a88a035938f8d6490b1e7592b52b07c7 [INFO] linting Mr-Chickedren/deep_explorer against nightly for clippy-nonminimal_bool-denied [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMr-Chickedren%2Fdeep_explorer" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Mr-Chickedren/deep_explorer [INFO] finished tweaking git repo https://github.com/Mr-Chickedren/deep_explorer [INFO] tweaked toml for git repo https://github.com/Mr-Chickedren/deep_explorer written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Mr-Chickedren/deep_explorer on toolchain nightly [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Mr-Chickedren/deep_explorer 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" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dc031370d6298b7ed6979cda7ea855c08cac3860b9fb8600dd514649d7bd3ff8 [INFO] running `Command { std: "docker" "start" "-a" "dc031370d6298b7ed6979cda7ea855c08cac3860b9fb8600dd514649d7bd3ff8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc031370d6298b7ed6979cda7ea855c08cac3860b9fb8600dd514649d7bd3ff8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc031370d6298b7ed6979cda7ea855c08cac3860b9fb8600dd514649d7bd3ff8", kill_on_drop: false }` [INFO] [stdout] dc031370d6298b7ed6979cda7ea855c08cac3860b9fb8600dd514649d7bd3ff8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bc87170e037198e05c60fe4e0782536926e6e073b26830207ec1a1c76acafcad [INFO] running `Command { std: "docker" "start" "-a" "bc87170e037198e05c60fe4e0782536926e6e073b26830207ec1a1c76acafcad", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking deep_explorer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant `Human` is never constructed [INFO] [stdout] --> src/main.rs:26:2 [INFO] [stdout] | [INFO] [stdout] 23 | enum Cell { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 26 | Human, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Cell` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Human` is never constructed [INFO] [stdout] --> src/main.rs:26:2 [INFO] [stdout] | [INFO] [stdout] 23 | enum Cell { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 26 | Human, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Cell` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this boolean expression can be simplified [INFO] [stdout] --> src/main.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | if !(args.len() == 2) { 0 } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: try: `(args.len() != 2)` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool [INFO] [stdout] = note: `#[warn(clippy::nonminimal_bool)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: if let can be simplified with `.unwrap_or_default()` [INFO] [stdout] --> src/main.rs:78:7 [INFO] [stdout] | [INFO] [stdout] 78 | else if let Ok(x) = args[1].parse::() { x } [INFO] [stdout] | __________^ [INFO] [stdout] 79 | | else { 0 } [INFO] [stdout] | |______________^ help: ascribe the type usize and replace your expression with: `args[1].parse::().unwrap_or_default()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_unwrap_or_default [INFO] [stdout] = note: `#[warn(clippy::manual_unwrap_or_default)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this boolean expression can be simplified [INFO] [stdout] --> src/main.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | if !(args.len() == 2) { 0 } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: try: `(args.len() != 2)` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool [INFO] [stdout] = note: `#[warn(clippy::nonminimal_bool)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: if let can be simplified with `.unwrap_or_default()` [INFO] [stdout] --> src/main.rs:78:7 [INFO] [stdout] | [INFO] [stdout] 78 | else if let Ok(x) = args[1].parse::() { x } [INFO] [stdout] | __________^ [INFO] [stdout] 79 | | else { 0 } [INFO] [stdout] | |______________^ help: ascribe the type usize and replace your expression with: `args[1].parse::().unwrap_or_default()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_unwrap_or_default [INFO] [stdout] = note: `#[warn(clippy::manual_unwrap_or_default)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.57s [INFO] running `Command { std: "docker" "inspect" "bc87170e037198e05c60fe4e0782536926e6e073b26830207ec1a1c76acafcad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc87170e037198e05c60fe4e0782536926e6e073b26830207ec1a1c76acafcad", kill_on_drop: false }` [INFO] [stdout] bc87170e037198e05c60fe4e0782536926e6e073b26830207ec1a1c76acafcad