[INFO] cloning repository https://github.com/ragone/lint-emit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ragone/lint-emit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fragone%2Flint-emit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fragone%2Flint-emit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c227e82f9e801d6978214f7f6f2bea2e1d00be90
[INFO] documenting ragone/lint-emit 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%2Fragone%2Flint-emit" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ragone/lint-emit 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/ragone/lint-emit
[INFO] finished tweaking git repo https://github.com/ragone/lint-emit
[INFO] tweaked toml for git repo https://github.com/ragone/lint-emit written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/ragone/lint-emit 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: unused manifest key: package.maintenance
[INFO] [stderr] error: the lock file /workspace/builds/worker-9/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[INFO] the lockfile is outdated, regenerating it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: unused manifest key: package.maintenance
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 30951dd8df785672129b69f1f80abe3d4f2ffccf16d302837ee8d1a3c4aff13e
[INFO] running `Command { std: "docker" "start" "-a" "30951dd8df785672129b69f1f80abe3d4f2ffccf16d302837ee8d1a3c4aff13e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30951dd8df785672129b69f1f80abe3d4f2ffccf16d302837ee8d1a3c4aff13e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30951dd8df785672129b69f1f80abe3d4f2ffccf16d302837ee8d1a3c4aff13e", kill_on_drop: false }`
[INFO] [stdout] 30951dd8df785672129b69f1f80abe3d4f2ffccf16d302837ee8d1a3c4aff13e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 5735a144ba18ba34b99d01d5117f5c09c51b92f297f8e5597473bd9031138d7f
[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" "5735a144ba18ba34b99d01d5117f5c09c51b92f297f8e5597473bd9031138d7f", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.maintenance
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking rayon-core v1.8.0
[INFO] [stderr]     Checking console v0.12.0
[INFO] [stderr]     Checking rayon v1.4.0
[INFO] [stderr]     Checking indicatif v0.11.0
[INFO] [stderr]     Checking dialoguer v0.3.0
[INFO] [stderr]     Checking slog-async v2.5.0
[INFO] [stderr]     Checking slog-term v2.6.0
[INFO] [stderr]  Documenting lint-emit v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.31s
[INFO] running `Command { std: "docker" "inspect" "5735a144ba18ba34b99d01d5117f5c09c51b92f297f8e5597473bd9031138d7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5735a144ba18ba34b99d01d5117f5c09c51b92f297f8e5597473bd9031138d7f", kill_on_drop: false }`
[INFO] [stdout] 5735a144ba18ba34b99d01d5117f5c09c51b92f297f8e5597473bd9031138d7f