[INFO] cloning repository https://github.com/Noah2610/rust-playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Noah2610/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoah2610%2Frust-playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoah2610%2Frust-playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a98916f1c149fa8a42de220b7b7427b2550da1c2 [INFO] checking Noah2610/rust-playground against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoah2610%2Frust-playground" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Noah2610/rust-playground on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Noah2610/rust-playground [INFO] finished tweaking git repo https://github.com/Noah2610/rust-playground [INFO] tweaked toml for git repo https://github.com/Noah2610/rust-playground written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/Noah2610/rust-playground already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c6ad19cb94a1306f7be6b5e554b9d6bf203b7f741f37de11149b80b9c14cc0fe [INFO] running `Command { std: "docker" "start" "-a" "c6ad19cb94a1306f7be6b5e554b9d6bf203b7f741f37de11149b80b9c14cc0fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c6ad19cb94a1306f7be6b5e554b9d6bf203b7f741f37de11149b80b9c14cc0fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6ad19cb94a1306f7be6b5e554b9d6bf203b7f741f37de11149b80b9c14cc0fe", kill_on_drop: false }` [INFO] [stdout] c6ad19cb94a1306f7be6b5e554b9d6bf203b7f741f37de11149b80b9c14cc0fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 503af16a4d8369983859aefe2570a02b8514cd4b3fb5cdc82b891f046d3a1be0 [INFO] running `Command { std: "docker" "start" "-a" "503af16a4d8369983859aefe2570a02b8514cd4b3fb5cdc82b891f046d3a1be0", kill_on_drop: false }` [INFO] [stderr] Checking andrew-tut v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/food/mod.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 44 | / match self.color { [INFO] [stdout] 45 | | //! The `format!()` [macro] lets us create a `String` with a pattern, [INFO] [stdout] | |_____________^ [INFO] [stdout] 46 | || //! equal to how the `println!()` macro does it. [INFO] [stdout] 47 | || //! [macro]: https://doc.rust-lang.org/book/ch19-06-macros.html [INFO] [stdout] | ||___________________________________________________________________________^ [INFO] [stdout] 48 | | Some(color) => format!("This apple is {:?}", color), [INFO] [stdout] 49 | | None => String::from("This apple has no color :("), [INFO] [stdout] 50 | | } [INFO] [stdout] | |_________- rustdoc does not generate documentation for expressions [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Green` [INFO] [stdout] --> src/food/color.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | Green, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Blue` [INFO] [stdout] --> src/food/color.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Blue, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/food/mod.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 44 | / match self.color { [INFO] [stdout] 45 | | //! The `format!()` [macro] lets us create a `String` with a pattern, [INFO] [stdout] | |_____________^ [INFO] [stdout] 46 | || //! equal to how the `println!()` macro does it. [INFO] [stdout] 47 | || //! [macro]: https://doc.rust-lang.org/book/ch19-06-macros.html [INFO] [stdout] | ||___________________________________________________________________________^ [INFO] [stdout] 48 | | Some(color) => format!("This apple is {:?}", color), [INFO] [stdout] 49 | | None => String::from("This apple has no color :("), [INFO] [stdout] 50 | | } [INFO] [stdout] | |_________- rustdoc does not generate documentation for expressions [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Green` [INFO] [stdout] --> src/food/color.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | Green, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Blue` [INFO] [stdout] --> src/food/color.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Blue, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.69s [INFO] running `Command { std: "docker" "inspect" "503af16a4d8369983859aefe2570a02b8514cd4b3fb5cdc82b891f046d3a1be0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "503af16a4d8369983859aefe2570a02b8514cd4b3fb5cdc82b891f046d3a1be0", kill_on_drop: false }` [INFO] [stdout] 503af16a4d8369983859aefe2570a02b8514cd4b3fb5cdc82b891f046d3a1be0