[INFO] fetching crate canarywatcher 0.2.1...
[INFO] documenting canarywatcher-0.2.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate canarywatcher 0.2.1 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate canarywatcher 0.2.1 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate canarywatcher 0.2.1
[INFO] finished tweaking crates.io crate canarywatcher 0.2.1
[INFO] tweaked toml for crates.io crate canarywatcher 0.2.1 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14af901a00d8b893f8934cba9ac869252023bf960f221c22baeaad5f57d7a5bf
[INFO] running `Command { std: "docker" "start" "-a" "14af901a00d8b893f8934cba9ac869252023bf960f221c22baeaad5f57d7a5bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14af901a00d8b893f8934cba9ac869252023bf960f221c22baeaad5f57d7a5bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14af901a00d8b893f8934cba9ac869252023bf960f221c22baeaad5f57d7a5bf", kill_on_drop: false }`
[INFO] [stdout] 14af901a00d8b893f8934cba9ac869252023bf960f221c22baeaad5f57d7a5bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d5defc9a28d9e36fe918396f6a224011be20f11a25ac201c0381dadc1e5be3c
[INFO] running `Command { std: "docker" "start" "-a" "5d5defc9a28d9e36fe918396f6a224011be20f11a25ac201c0381dadc1e5be3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking inotify v0.5.1
[INFO] [stderr]  Documenting canarywatcher v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.58s
[INFO] running `Command { std: "docker" "inspect" "5d5defc9a28d9e36fe918396f6a224011be20f11a25ac201c0381dadc1e5be3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d5defc9a28d9e36fe918396f6a224011be20f11a25ac201c0381dadc1e5be3c", kill_on_drop: false }`
[INFO] [stdout] 5d5defc9a28d9e36fe918396f6a224011be20f11a25ac201c0381dadc1e5be3c