[INFO] fetching crate parallel-disk-usage 0.7.1...
[INFO] documenting parallel-disk-usage-0.7.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate parallel-disk-usage 0.7.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate parallel-disk-usage 0.7.1 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 parallel-disk-usage 0.7.1
[INFO] finished tweaking crates.io crate parallel-disk-usage 0.7.1
[INFO] tweaked toml for crates.io crate parallel-disk-usage 0.7.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate parallel-disk-usage 0.7.1 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 6234ae705f4c5f33ad2507b4f7af47fc3a0e9e58c011afdaf0ae3958a10e338b
[INFO] running `Command { std: "docker" "start" "-a" "6234ae705f4c5f33ad2507b4f7af47fc3a0e9e58c011afdaf0ae3958a10e338b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6234ae705f4c5f33ad2507b4f7af47fc3a0e9e58c011afdaf0ae3958a10e338b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6234ae705f4c5f33ad2507b4f7af47fc3a0e9e58c011afdaf0ae3958a10e338b", kill_on_drop: false }`
[INFO] [stdout] 6234ae705f4c5f33ad2507b4f7af47fc3a0e9e58c011afdaf0ae3958a10e338b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] df176aca2d6a0b13d7c8888cc2c1b94f4743362b0a41e891801275336ddec962
[INFO] running `Command { std: "docker" "start" "-a" "df176aca2d6a0b13d7c8888cc2c1b94f4743362b0a41e891801275336ddec962", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking pipe-trait v0.3.2
[INFO] [stderr]     Checking rounded-div v0.1.2
[INFO] [stderr]     Checking text-block-macros v0.1.1
[INFO] [stderr]     Checking pipe-trait v0.4.0
[INFO] [stderr]     Checking assert-cmp v0.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling smart-default v0.6.0
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]     Checking strum v0.23.0
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking structopt-utilities v0.1.0
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]     Checking fmt-iter v0.2.1
[INFO] [stderr]     Checking derive_builder v0.10.2
[INFO] [stderr]     Checking zero-copy-pads v0.2.0
[INFO] [stderr]     Checking parallel-disk-usage v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting parallel-disk-usage v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.73s
[INFO] running `Command { std: "docker" "inspect" "df176aca2d6a0b13d7c8888cc2c1b94f4743362b0a41e891801275336ddec962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df176aca2d6a0b13d7c8888cc2c1b94f4743362b0a41e891801275336ddec962", kill_on_drop: false }`
[INFO] [stdout] df176aca2d6a0b13d7c8888cc2c1b94f4743362b0a41e891801275336ddec962
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 35d3725f9a3d0edc906ef6d6d2c49e66a4615a2595afa1a8f243e034563d708b
[INFO] running `Command { std: "docker" "start" "-a" "35d3725f9a3d0edc906ef6d6d2c49e66a4615a2595afa1a8f243e034563d708b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]     Checking pipe-trait v0.3.2
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking pipe-trait v0.4.0
[INFO] [stderr]     Checking rounded-div v0.1.2
[INFO] [stderr]     Checking assert-cmp v0.2.0
[INFO] [stderr]     Checking text-block-macros v0.1.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling smart-default v0.6.0
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking strum v0.23.0
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]     Checking structopt-utilities v0.1.0
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]     Checking fmt-iter v0.2.1
[INFO] [stderr]     Checking derive_builder v0.10.2
[INFO] [stderr]     Checking zero-copy-pads v0.2.0
[INFO] [stderr]  Documenting parallel-disk-usage v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.05s
[INFO] running `Command { std: "docker" "inspect" "35d3725f9a3d0edc906ef6d6d2c49e66a4615a2595afa1a8f243e034563d708b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35d3725f9a3d0edc906ef6d6d2c49e66a4615a2595afa1a8f243e034563d708b", kill_on_drop: false }`
[INFO] [stdout] 35d3725f9a3d0edc906ef6d6d2c49e66a4615a2595afa1a8f243e034563d708b