[INFO] fetching crate musage 0.1.0...
[INFO] documenting musage-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate musage 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate musage 0.1.0 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 musage 0.1.0
[INFO] finished tweaking crates.io crate musage 0.1.0
[INFO] tweaked toml for crates.io crate musage 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate musage 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-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" "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] bae83283395d9d56d01f2b6ecf6603774b7f6860429fd3a29b8ba8d2fed57af1
[INFO] running `Command { std: "docker" "start" "-a" "bae83283395d9d56d01f2b6ecf6603774b7f6860429fd3a29b8ba8d2fed57af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bae83283395d9d56d01f2b6ecf6603774b7f6860429fd3a29b8ba8d2fed57af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bae83283395d9d56d01f2b6ecf6603774b7f6860429fd3a29b8ba8d2fed57af1", kill_on_drop: false }`
[INFO] [stdout] bae83283395d9d56d01f2b6ecf6603774b7f6860429fd3a29b8ba8d2fed57af1
[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" "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] 9c6accb58a3857ba4e0566457ed7cbe8216f9d38a505fb24ab6413265370f63e
[INFO] running `Command { std: "docker" "start" "-a" "9c6accb58a3857ba4e0566457ed7cbe8216f9d38a505fb24ab6413265370f63e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.114
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking utf8-width v0.1.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking byte-unit v4.0.13
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking autoclap v0.2.2
[INFO] [stderr]     Checking procfs v0.12.0
[INFO] [stderr]  Documenting musage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.70s
[INFO] running `Command { std: "docker" "inspect" "9c6accb58a3857ba4e0566457ed7cbe8216f9d38a505fb24ab6413265370f63e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c6accb58a3857ba4e0566457ed7cbe8216f9d38a505fb24ab6413265370f63e", kill_on_drop: false }`
[INFO] [stdout] 9c6accb58a3857ba4e0566457ed7cbe8216f9d38a505fb24ab6413265370f63e
[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" "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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 9a0e96eb0787065ac131403b7feab851f67b58d7ca33ec08440bcc1a2b3d17d4
[INFO] running `Command { std: "docker" "start" "-a" "9a0e96eb0787065ac131403b7feab851f67b58d7ca33ec08440bcc1a2b3d17d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.114
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking utf8-width v0.1.5
[INFO] [stderr]     Checking byte-unit v4.0.13
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking procfs v0.12.0
[INFO] [stderr]     Checking autoclap v0.2.2
[INFO] [stderr]  Documenting musage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.45s
[INFO] running `Command { std: "docker" "inspect" "9a0e96eb0787065ac131403b7feab851f67b58d7ca33ec08440bcc1a2b3d17d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a0e96eb0787065ac131403b7feab851f67b58d7ca33ec08440bcc1a2b3d17d4", kill_on_drop: false }`
[INFO] [stdout] 9a0e96eb0787065ac131403b7feab851f67b58d7ca33ec08440bcc1a2b3d17d4