[INFO] fetching crate uptime_lib 0.2.1...
[INFO] documenting uptime_lib-0.2.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate uptime_lib 0.2.1 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate uptime_lib 0.2.1 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 crates.io crate uptime_lib 0.2.1
[INFO] finished tweaking crates.io crate uptime_lib 0.2.1
[INFO] tweaked toml for crates.io crate uptime_lib 0.2.1 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate crates.io crate uptime_lib 0.2.1 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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 59d4003ad86387af4c9701f3bb43d0e93070676b65c97a55f17eff4c07884998
[INFO] running `Command { std: "docker" "start" "-a" "59d4003ad86387af4c9701f3bb43d0e93070676b65c97a55f17eff4c07884998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59d4003ad86387af4c9701f3bb43d0e93070676b65c97a55f17eff4c07884998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59d4003ad86387af4c9701f3bb43d0e93070676b65c97a55f17eff4c07884998", kill_on_drop: false }`
[INFO] [stdout] 59d4003ad86387af4c9701f3bb43d0e93070676b65c97a55f17eff4c07884998
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 7dfd13185c8391d456dfe2f97f38a0f4721b8fb2350c8fe8aef4e4024094e40a
[INFO] running `Command { std: "docker" "start" "-a" "7dfd13185c8391d456dfe2f97f38a0f4721b8fb2350c8fe8aef4e4024094e40a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]  Documenting uptime_lib v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking uptime_lib v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.16s
[INFO] running `Command { std: "docker" "inspect" "7dfd13185c8391d456dfe2f97f38a0f4721b8fb2350c8fe8aef4e4024094e40a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dfd13185c8391d456dfe2f97f38a0f4721b8fb2350c8fe8aef4e4024094e40a", kill_on_drop: false }`
[INFO] [stdout] 7dfd13185c8391d456dfe2f97f38a0f4721b8fb2350c8fe8aef4e4024094e40a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 315efb32173af97c9e6ae44d1e359b1defc583ac37131d2f30442b5078e52e0f
[INFO] running `Command { std: "docker" "start" "-a" "315efb32173af97c9e6ae44d1e359b1defc583ac37131d2f30442b5078e52e0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]  Documenting uptime_lib v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.33s
[INFO] running `Command { std: "docker" "inspect" "315efb32173af97c9e6ae44d1e359b1defc583ac37131d2f30442b5078e52e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "315efb32173af97c9e6ae44d1e359b1defc583ac37131d2f30442b5078e52e0f", kill_on_drop: false }`
[INFO] [stdout] 315efb32173af97c9e6ae44d1e359b1defc583ac37131d2f30442b5078e52e0f