[INFO] fetching crate cab 0.4.0...
[INFO] documenting cab-0.4.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate cab 0.4.0 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate cab 0.4.0 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 cab 0.4.0
[INFO] finished tweaking crates.io crate cab 0.4.0
[INFO] tweaked toml for crates.io crate cab 0.4.0 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] crate crates.io crate cab 0.4.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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] 568b1714b157798511a12a07ecb705fe74f26a894331a9c710346594dd6bdb96
[INFO] running `Command { std: "docker" "start" "-a" "568b1714b157798511a12a07ecb705fe74f26a894331a9c710346594dd6bdb96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "568b1714b157798511a12a07ecb705fe74f26a894331a9c710346594dd6bdb96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "568b1714b157798511a12a07ecb705fe74f26a894331a9c710346594dd6bdb96", kill_on_drop: false }`
[INFO] [stdout] 568b1714b157798511a12a07ecb705fe74f26a894331a9c710346594dd6bdb96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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] 2b6a322d4cb1d662d721b112bfea9ae69f3c588e5f0dd9008e4a233393336938
[INFO] running `Command { std: "docker" "start" "-a" "2b6a322d4cb1d662d721b112bfea9ae69f3c588e5f0dd9008e4a233393336938", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling cc v1.0.23
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking lzxd v0.1.4
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.1.3
[INFO] [stderr]     Checking miniz_oxide v0.1.3
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking flate2 v1.0.2
[INFO] [stderr]  Documenting cab v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `Command { std: "docker" "inspect" "2b6a322d4cb1d662d721b112bfea9ae69f3c588e5f0dd9008e4a233393336938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b6a322d4cb1d662d721b112bfea9ae69f3c588e5f0dd9008e4a233393336938", kill_on_drop: false }`
[INFO] [stdout] 2b6a322d4cb1d662d721b112bfea9ae69f3c588e5f0dd9008e4a233393336938
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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] 4a740b3eb39f4bb12c485778b5edcc512e3a054fa041759ebdb055eb232cf060
[INFO] running `Command { std: "docker" "start" "-a" "4a740b3eb39f4bb12c485778b5edcc512e3a054fa041759ebdb055eb232cf060", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling cc v1.0.23
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking lzxd v0.1.4
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.1.3
[INFO] [stderr]     Checking miniz_oxide v0.1.3
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking flate2 v1.0.2
[INFO] [stderr]  Documenting cab v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.51s
[INFO] running `Command { std: "docker" "inspect" "4a740b3eb39f4bb12c485778b5edcc512e3a054fa041759ebdb055eb232cf060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a740b3eb39f4bb12c485778b5edcc512e3a054fa041759ebdb055eb232cf060", kill_on_drop: false }`
[INFO] [stdout] 4a740b3eb39f4bb12c485778b5edcc512e3a054fa041759ebdb055eb232cf060