[INFO] cloning repository https://github.com/caporta/rust_fundamentals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/caporta/rust_fundamentals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaporta%2Frust_fundamentals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaporta%2Frust_fundamentals'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 78a5378e3b3c9e32237f5f6bcc8083bd250e7b8d [INFO] documenting caporta/rust_fundamentals against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaporta%2Frust_fundamentals" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/caporta/rust_fundamentals on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/caporta/rust_fundamentals [INFO] finished tweaking git repo https://github.com/caporta/rust_fundamentals [INFO] tweaked toml for git repo https://github.com/caporta/rust_fundamentals written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/caporta/rust_fundamentals already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b8190215a330be2d897696fd0d13690cf4f1b891d8ed69282f3da47cd59cc410 [INFO] running `Command { std: "docker" "start" "-a" "b8190215a330be2d897696fd0d13690cf4f1b891d8ed69282f3da47cd59cc410", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b8190215a330be2d897696fd0d13690cf4f1b891d8ed69282f3da47cd59cc410", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8190215a330be2d897696fd0d13690cf4f1b891d8ed69282f3da47cd59cc410", kill_on_drop: false }` [INFO] [stdout] b8190215a330be2d897696fd0d13690cf4f1b891d8ed69282f3da47cd59cc410 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4bc72182af4f578fad6c7e47ad0b72ac302dc603a85b11a49acd4ab8b9b7d5fb [INFO] running `Command { std: "docker" "start" "-a" "4bc72182af4f578fad6c7e47ad0b72ac302dc603a85b11a49acd4ab8b9b7d5fb", kill_on_drop: false }` [INFO] [stderr] Documenting hello_world v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unknown lint: `unused_variable` [INFO] [stdout] --> src/stack_and_heap.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #[allow(unused_variable)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: did you mean: `unused_variables` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/control_flow.rs:64:10 [INFO] [stdout] | [INFO] [stdout] 64 | 1...999 => "unknown", // inclusive range notation (opposite in most langs) [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/pattern_matching.rs:5:14 [INFO] [stdout] | [INFO] [stdout] 5 | z @ 9...11 => "lots of", //assign range to variable [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.59s [INFO] running `Command { std: "docker" "inspect" "4bc72182af4f578fad6c7e47ad0b72ac302dc603a85b11a49acd4ab8b9b7d5fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bc72182af4f578fad6c7e47ad0b72ac302dc603a85b11a49acd4ab8b9b7d5fb", kill_on_drop: false }` [INFO] [stdout] 4bc72182af4f578fad6c7e47ad0b72ac302dc603a85b11a49acd4ab8b9b7d5fb