[INFO] fetching crate mime-detective 1.0.0...
[INFO] documenting mime-detective-1.0.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate mime-detective 1.0.0 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate mime-detective 1.0.0 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 mime-detective 1.0.0
[INFO] finished tweaking crates.io crate mime-detective 1.0.0
[INFO] tweaked toml for crates.io crate mime-detective 1.0.0 written to /workspace/builds/worker-17/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] 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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] a59d59e8fb08654e60245792e1b3cb57b8a0968519e7411c1d34a22e1dbbfc2a
[INFO] running `Command { std: "docker" "start" "-a" "a59d59e8fb08654e60245792e1b3cb57b8a0968519e7411c1d34a22e1dbbfc2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a59d59e8fb08654e60245792e1b3cb57b8a0968519e7411c1d34a22e1dbbfc2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a59d59e8fb08654e60245792e1b3cb57b8a0968519e7411c1d34a22e1dbbfc2a", kill_on_drop: false }`
[INFO] [stdout] a59d59e8fb08654e60245792e1b3cb57b8a0968519e7411c1d34a22e1dbbfc2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 829ad985954b0065f114927e4cddcdb7ec3fc385c764ef8fdbb7d0083c54bc40
[INFO] running `Command { std: "docker" "start" "-a" "829ad985954b0065f114927e4cddcdb7ec3fc385c764ef8fdbb7d0083c54bc40", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling magic-sys v0.2.1
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking magic v0.12.2
[INFO] [stderr]  Documenting mime-detective v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "829ad985954b0065f114927e4cddcdb7ec3fc385c764ef8fdbb7d0083c54bc40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "829ad985954b0065f114927e4cddcdb7ec3fc385c764ef8fdbb7d0083c54bc40", kill_on_drop: false }`
[INFO] [stdout] 829ad985954b0065f114927e4cddcdb7ec3fc385c764ef8fdbb7d0083c54bc40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] cb585d0ba48cccc5a8d999a2919e60e21038afbedd4b2bdd2663aef7fb14d6cb
[INFO] running `Command { std: "docker" "start" "-a" "cb585d0ba48cccc5a8d999a2919e60e21038afbedd4b2bdd2663aef7fb14d6cb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling magic-sys v0.2.1
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking magic v0.12.2
[INFO] [stderr]  Documenting mime-detective v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "cb585d0ba48cccc5a8d999a2919e60e21038afbedd4b2bdd2663aef7fb14d6cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb585d0ba48cccc5a8d999a2919e60e21038afbedd4b2bdd2663aef7fb14d6cb", kill_on_drop: false }`
[INFO] [stdout] cb585d0ba48cccc5a8d999a2919e60e21038afbedd4b2bdd2663aef7fb14d6cb