[INFO] fetching crate krust 0.0.1...
[INFO] documenting krust-0.0.1 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate krust 0.0.1 into /workspace/builds/worker-93/source
[INFO] validating manifest of crates.io crate krust 0.0.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate krust 0.0.1
[INFO] finished tweaking crates.io crate krust 0.0.1
[INFO] tweaked toml for crates.io crate krust 0.0.1 written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85424b4ba43a8beeac67b10b413e82567c7e5dc210b8fcd9a23954d9b81a7201
[INFO] running `Command { std: "docker" "start" "-a" "85424b4ba43a8beeac67b10b413e82567c7e5dc210b8fcd9a23954d9b81a7201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85424b4ba43a8beeac67b10b413e82567c7e5dc210b8fcd9a23954d9b81a7201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85424b4ba43a8beeac67b10b413e82567c7e5dc210b8fcd9a23954d9b81a7201", kill_on_drop: false }`
[INFO] [stdout] 85424b4ba43a8beeac67b10b413e82567c7e5dc210b8fcd9a23954d9b81a7201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1326e1a07c7c44c8a63da5c1db4e114eb637f35c36d29cb7ca8be9011519f65b
[INFO] running `Command { std: "docker" "start" "-a" "1326e1a07c7c44c8a63da5c1db4e114eb637f35c36d29cb7ca8be9011519f65b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting krust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "1326e1a07c7c44c8a63da5c1db4e114eb637f35c36d29cb7ca8be9011519f65b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1326e1a07c7c44c8a63da5c1db4e114eb637f35c36d29cb7ca8be9011519f65b", kill_on_drop: false }`
[INFO] [stdout] 1326e1a07c7c44c8a63da5c1db4e114eb637f35c36d29cb7ca8be9011519f65b
