[INFO] fetching crate snail-countdown 1.0.2...
[INFO] documenting snail-countdown-1.0.2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate snail-countdown 1.0.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate snail-countdown 1.0.2 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 crates.io crate snail-countdown 1.0.2
[INFO] finished tweaking crates.io crate snail-countdown 1.0.2
[INFO] tweaked toml for crates.io crate snail-countdown 1.0.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate snail-countdown 1.0.2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 5357beb17aeff6ea27caa998dda393b740005fd7027286150fda4bd3ff072d27
[INFO] running `Command { std: "docker" "start" "-a" "5357beb17aeff6ea27caa998dda393b740005fd7027286150fda4bd3ff072d27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5357beb17aeff6ea27caa998dda393b740005fd7027286150fda4bd3ff072d27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5357beb17aeff6ea27caa998dda393b740005fd7027286150fda4bd3ff072d27", kill_on_drop: false }`
[INFO] [stdout] 5357beb17aeff6ea27caa998dda393b740005fd7027286150fda4bd3ff072d27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 6aa1c1ff2805f3888ed8487663b34d7302138b662cbed31a2c8c6a509f46631e
[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" "6aa1c1ff2805f3888ed8487663b34d7302138b662cbed31a2c8c6a509f46631e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]     Checking dbus v0.8.4
[INFO] [stderr]     Checking notify-rust v4.0.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]  Documenting snail-countdown v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.07s
[INFO] running `Command { std: "docker" "inspect" "6aa1c1ff2805f3888ed8487663b34d7302138b662cbed31a2c8c6a509f46631e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aa1c1ff2805f3888ed8487663b34d7302138b662cbed31a2c8c6a509f46631e", kill_on_drop: false }`
[INFO] [stdout] 6aa1c1ff2805f3888ed8487663b34d7302138b662cbed31a2c8c6a509f46631e