[INFO] cloning repository https://github.com/VengeQ/rust_algo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VengeQ/rust_algo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVengeQ%2Frust_algo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVengeQ%2Frust_algo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05a0eb756d4feeece07da28f53db9cc4dc9a2ced
[INFO] documenting VengeQ/rust_algo against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVengeQ%2Frust_algo" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VengeQ/rust_algo on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/VengeQ/rust_algo
[INFO] removed path dependency graph from git repo https://github.com/VengeQ/rust_algo
[INFO] removed path dependency sorts from git repo https://github.com/VengeQ/rust_algo
[INFO] finished tweaking git repo https://github.com/VengeQ/rust_algo
[INFO] tweaked toml for git repo https://github.com/VengeQ/rust_algo written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/VengeQ/rust_algo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (graph) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (sorts) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (graph) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (sorts) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e50a5a0b214b3290e5adeb740ecd73eb5c835a573857f0f91ec1b406e219432
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7e50a5a0b214b3290e5adeb740ecd73eb5c835a573857f0f91ec1b406e219432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e50a5a0b214b3290e5adeb740ecd73eb5c835a573857f0f91ec1b406e219432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e50a5a0b214b3290e5adeb740ecd73eb5c835a573857f0f91ec1b406e219432", kill_on_drop: false }`
[INFO] [stdout] 7e50a5a0b214b3290e5adeb740ecd73eb5c835a573857f0f91ec1b406e219432
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c29bc1e7e11b54213a4a38553d0d26c4f0afa9420b8fa759d564fe511ebc316
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8c29bc1e7e11b54213a4a38553d0d26c4f0afa9420b8fa759d564fe511ebc316", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (graph) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (sorts) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Checking sorts v0.6.1
[INFO] [stderr]     Checking graph v0.0.2
[INFO] [stderr]     Checking rpds v0.6.0
[INFO] [stderr]  Documenting rust_alghs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `option_node` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:44:6
[INFO] [stdout]    |
[INFO] [stdout] 44 | type option_node<T: PartialOrd + Clone> = Option<Box<Node<T>>>;
[INFO] [stdout]    |      ^^^^^^^^^^^ help: convert the identifier to upper camel case: `OptionNode`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "8c29bc1e7e11b54213a4a38553d0d26c4f0afa9420b8fa759d564fe511ebc316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c29bc1e7e11b54213a4a38553d0d26c4f0afa9420b8fa759d564fe511ebc316", kill_on_drop: false }`
[INFO] [stdout] 8c29bc1e7e11b54213a4a38553d0d26c4f0afa9420b8fa759d564fe511ebc316