[INFO] cloning repository https://github.com/yqy7/rustleetcode [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yqy7/rustleetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyqy7%2Frustleetcode", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyqy7%2Frustleetcode'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a2235d28c0bedb639f2a91fa1b1282e27968a372 [INFO] documenting yqy7/rustleetcode against beta-2022-09-25 for beta-1.65-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyqy7%2Frustleetcode" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yqy7/rustleetcode on toolchain beta-2022-09-25 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yqy7/rustleetcode [INFO] finished tweaking git repo https://github.com/yqy7/rustleetcode [INFO] tweaked toml for git repo https://github.com/yqy7/rustleetcode written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/yqy7/rustleetcode already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59b4226da7240283206aa95d59e8a88df78f5d8d925f31b9cdafb9017420df82 [INFO] running `Command { std: "docker" "start" "-a" "59b4226da7240283206aa95d59e8a88df78f5d8d925f31b9cdafb9017420df82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59b4226da7240283206aa95d59e8a88df78f5d8d925f31b9cdafb9017420df82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59b4226da7240283206aa95d59e8a88df78f5d8d925f31b9cdafb9017420df82", kill_on_drop: false }` [INFO] [stdout] 59b4226da7240283206aa95d59e8a88df78f5d8d925f31b9cdafb9017420df82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 64b3250b7b89763f8719de757b5091b43a92795ccb49ae054df7a0440075ae76 [INFO] running `Command { std: "docker" "start" "-a" "64b3250b7b89763f8719de757b5091b43a92795ccb49ae054df7a0440075ae76", kill_on_drop: false }` [INFO] [stderr] Documenting rustleetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking rustleetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | let mut root = TreeNode::newTreeNode(vec[0].unwrap()); [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: method `fromVec` should have a snake case name [INFO] [stdout] --> src/lib.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn fromVec(vec: Vec) -> Option> { [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `from_vec` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `newTreeNode` should have a snake case name [INFO] [stdout] --> src/lib.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn newTreeNode(val: i32) -> Rc> { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `new_tree_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.06s [INFO] running `Command { std: "docker" "inspect" "64b3250b7b89763f8719de757b5091b43a92795ccb49ae054df7a0440075ae76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64b3250b7b89763f8719de757b5091b43a92795ccb49ae054df7a0440075ae76", kill_on_drop: false }` [INFO] [stdout] 64b3250b7b89763f8719de757b5091b43a92795ccb49ae054df7a0440075ae76 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1d2861e0cd51ac369ab424470ddf1ef7a4945d41d05b6159e6a2335b8710ab68 [INFO] running `Command { std: "docker" "start" "-a" "1d2861e0cd51ac369ab424470ddf1ef7a4945d41d05b6159e6a2335b8710ab68", kill_on_drop: false }` [INFO] [stderr] Documenting rustleetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.65s [INFO] running `Command { std: "docker" "inspect" "1d2861e0cd51ac369ab424470ddf1ef7a4945d41d05b6159e6a2335b8710ab68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d2861e0cd51ac369ab424470ddf1ef7a4945d41d05b6159e6a2335b8710ab68", kill_on_drop: false }` [INFO] [stdout] 1d2861e0cd51ac369ab424470ddf1ef7a4945d41d05b6159e6a2335b8710ab68