[INFO] cloning repository https://github.com/lapeko/udemy__rust-coding-for-beginners [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lapeko/udemy__rust-coding-for-beginners" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flapeko%2Fudemy__rust-coding-for-beginners", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flapeko%2Fudemy__rust-coding-for-beginners'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c56880dded892ad4a5165b03ee9010e9835e88c7 [INFO] checking lapeko/udemy__rust-coding-for-beginners against master#336209eef13882bd1e211b24779584cb7ef911eb for pr-129249 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flapeko%2Fudemy__rust-coding-for-beginners" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lapeko/udemy__rust-coding-for-beginners on toolchain 336209eef13882bd1e211b24779584cb7ef911eb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lapeko/udemy__rust-coding-for-beginners [INFO] finished tweaking git repo https://github.com/lapeko/udemy__rust-coding-for-beginners [INFO] tweaked toml for git repo https://github.com/lapeko/udemy__rust-coding-for-beginners written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/lapeko/udemy__rust-coding-for-beginners 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" "+336209eef13882bd1e211b24779584cb7ef911eb" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b1f7b119eb06d325dc165ab2df583387dc24b4675dd3c5c043186239bc0ec63b [INFO] running `Command { std: "docker" "start" "-a" "b1f7b119eb06d325dc165ab2df583387dc24b4675dd3c5c043186239bc0ec63b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1f7b119eb06d325dc165ab2df583387dc24b4675dd3c5c043186239bc0ec63b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1f7b119eb06d325dc165ab2df583387dc24b4675dd3c5c043186239bc0ec63b", kill_on_drop: false }` [INFO] [stdout] b1f7b119eb06d325dc165ab2df583387dc24b4675dd3c5c043186239bc0ec63b [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1ae5bf99533786ee409ecadcdb2463a97cb41f75ad97eea516810172ef017c1d [INFO] running `Command { std: "docker" "start" "-a" "1ae5bf99533786ee409ecadcdb2463a97cb41f75ad97eea516810172ef017c1d", kill_on_drop: false }` [INFO] [stderr] Checking rust-coding-for-beginners v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/example10-struct.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let mut flavor: &str; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Vanilla` is never constructed [INFO] [stdout] --> src/bin/example10-struct.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 21 | enum Flavor { [INFO] [stdout] | ------ variant in this enum [INFO] [stdout] ... [INFO] [stdout] 24 | Vanilla, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Green` and `Blue` are never constructed [INFO] [stdout] --> src/bin/example9-enum.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 1 | enum Color { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 2 | Red, [INFO] [stdout] 3 | Green, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 4 | Blue, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/example10-struct.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let mut flavor: &str; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Vanilla` is never constructed [INFO] [stdout] --> src/bin/example10-struct.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 21 | enum Flavor { [INFO] [stdout] | ------ variant in this enum [INFO] [stdout] ... [INFO] [stdout] 24 | Vanilla, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Marketing`, `Manager`, `LineSupervisor`, and `AssemblyTechnicians` are never constructed [INFO] [stdout] --> src/bin/example22-result.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 1 | enum Position { [INFO] [stdout] | -------- variants in this enum [INFO] [stdout] 2 | Maintenance, [INFO] [stdout] 3 | Marketing, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 4 | Manager, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 5 | LineSupervisor, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 6 | KitchenStaff, [INFO] [stdout] 7 | AssemblyTechnicians, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Blue` is never constructed [INFO] [stdout] --> src/bin/example17-deriving-functionality.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | enum Color { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 3 | Red, [INFO] [stdout] 4 | Blue, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Color` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `age` and `favorite_color` are never read [INFO] [stdout] --> src/bin/example17-deriving-functionality.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | struct Person { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 9 | age: i32, [INFO] [stdout] | ^^^ [INFO] [stdout] 10 | favorite_color: Color, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Person` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Red` is never constructed [INFO] [stdout] --> src/bin/example14-impl.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 20 | enum Color { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 21 | Red, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Blue` is never constructed [INFO] [stdout] --> src/bin/example17-deriving-functionality.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | enum Color { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 3 | Red, [INFO] [stdout] 4 | Blue, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Color` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `age` and `favorite_color` are never read [INFO] [stdout] --> src/bin/example17-deriving-functionality.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | struct Person { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 9 | age: i32, [INFO] [stdout] | ^^^ [INFO] [stdout] 10 | favorite_color: Color, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Person` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Marketing`, `Manager`, `LineSupervisor`, and `AssemblyTechnicians` are never constructed [INFO] [stdout] --> src/bin/example22-result.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 1 | enum Position { [INFO] [stdout] | -------- variants in this enum [INFO] [stdout] 2 | Maintenance, [INFO] [stdout] 3 | Marketing, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 4 | Manager, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 5 | LineSupervisor, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 6 | KitchenStaff, [INFO] [stdout] 7 | AssemblyTechnicians, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Green` and `Blue` are never constructed [INFO] [stdout] --> src/bin/example9-enum.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 1 | enum Color { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 2 | Red, [INFO] [stdout] 3 | Green, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 4 | Blue, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Red` is never constructed [INFO] [stdout] --> src/bin/example14-impl.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 20 | enum Color { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 21 | Red, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.19s [INFO] running `Command { std: "docker" "inspect" "1ae5bf99533786ee409ecadcdb2463a97cb41f75ad97eea516810172ef017c1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ae5bf99533786ee409ecadcdb2463a97cb41f75ad97eea516810172ef017c1d", kill_on_drop: false }` [INFO] [stdout] 1ae5bf99533786ee409ecadcdb2463a97cb41f75ad97eea516810172ef017c1d