[INFO] fetching crate virtual-input 0.2.8...
[INFO] documenting virtual-input-0.2.8 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate virtual-input 0.2.8 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate virtual-input 0.2.8 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 virtual-input 0.2.8
[INFO] finished tweaking crates.io crate virtual-input 0.2.8
[INFO] tweaked toml for crates.io crate virtual-input 0.2.8 written to /workspace/builds/worker-26/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-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] b5acc9d1ed1a7d0060b8fc688fcc5559fe170c0b66bd5acaa87c2575fc78359b
[INFO] running `Command { std: "docker" "start" "-a" "b5acc9d1ed1a7d0060b8fc688fcc5559fe170c0b66bd5acaa87c2575fc78359b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5acc9d1ed1a7d0060b8fc688fcc5559fe170c0b66bd5acaa87c2575fc78359b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5acc9d1ed1a7d0060b8fc688fcc5559fe170c0b66bd5acaa87c2575fc78359b", kill_on_drop: false }`
[INFO] [stdout] b5acc9d1ed1a7d0060b8fc688fcc5559fe170c0b66bd5acaa87c2575fc78359b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 25427d8481dce0bc49463eaced7c2806025f070ffc30432ab53fdc414732f683
[INFO] running `Command { std: "docker" "start" "-a" "25427d8481dce0bc49463eaced7c2806025f070ffc30432ab53fdc414732f683", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking strum v0.19.5
[INFO] [stderr]    Compiling strum_macros v0.19.4
[INFO] [stderr]  Documenting virtual-input v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `Command { std: "docker" "inspect" "25427d8481dce0bc49463eaced7c2806025f070ffc30432ab53fdc414732f683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25427d8481dce0bc49463eaced7c2806025f070ffc30432ab53fdc414732f683", kill_on_drop: false }`
[INFO] [stdout] 25427d8481dce0bc49463eaced7c2806025f070ffc30432ab53fdc414732f683
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] ceb191313b2f16552560e114cd343c0239bd0f7458bbb8bb3484e80db998ef55
[INFO] running `Command { std: "docker" "start" "-a" "ceb191313b2f16552560e114cd343c0239bd0f7458bbb8bb3484e80db998ef55", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking strum v0.19.5
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling strum_macros v0.19.4
[INFO] [stderr]  Documenting virtual-input v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.91s
[INFO] running `Command { std: "docker" "inspect" "ceb191313b2f16552560e114cd343c0239bd0f7458bbb8bb3484e80db998ef55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceb191313b2f16552560e114cd343c0239bd0f7458bbb8bb3484e80db998ef55", kill_on_drop: false }`
[INFO] [stdout] ceb191313b2f16552560e114cd343c0239bd0f7458bbb8bb3484e80db998ef55