[INFO] fetching crate kernel-build 0.1.0...
[INFO] documenting kernel-build-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate kernel-build 0.1.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate kernel-build 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 kernel-build 0.1.0
[INFO] finished tweaking crates.io crate kernel-build 0.1.0
[INFO] tweaked toml for crates.io crate kernel-build 0.1.0 written to /workspace/builds/worker-31/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] [stderr]     Blocking waiting for file lock on package cache
[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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 0dc0c13eefb84fa6a7fc0baa01e6cba03706bb51f69ea646f7bbc3d071667188
[INFO] running `Command { std: "docker" "start" "-a" "0dc0c13eefb84fa6a7fc0baa01e6cba03706bb51f69ea646f7bbc3d071667188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dc0c13eefb84fa6a7fc0baa01e6cba03706bb51f69ea646f7bbc3d071667188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dc0c13eefb84fa6a7fc0baa01e6cba03706bb51f69ea646f7bbc3d071667188", kill_on_drop: false }`
[INFO] [stdout] 0dc0c13eefb84fa6a7fc0baa01e6cba03706bb51f69ea646f7bbc3d071667188
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 315a5357289769bbb79f3ce2bea3b3ad6078f5271c2fa3461efa352df40733bf
[INFO] running `Command { std: "docker" "start" "-a" "315a5357289769bbb79f3ce2bea3b3ad6078f5271c2fa3461efa352df40733bf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling winreg v0.10.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr] error: failed to run custom build command for `winreg v0.10.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/winreg-16fcf158b7b7c242/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: winreg is only supported on Windows platforms
[INFO] [stderr]   help: if your application is multi-platform, use `[target.'cfg(windows)'.dependencies] winreg = "..."`
[INFO] [stderr]   help: if your application is only supported on Windows, use `--target x86_64-pc-windows-gnu` or some other windows platform
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "315a5357289769bbb79f3ce2bea3b3ad6078f5271c2fa3461efa352df40733bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "315a5357289769bbb79f3ce2bea3b3ad6078f5271c2fa3461efa352df40733bf", kill_on_drop: false }`
[INFO] [stdout] 315a5357289769bbb79f3ce2bea3b3ad6078f5271c2fa3461efa352df40733bf