[INFO] fetching crate bitbash-macros 0.5.1...
[INFO] documenting bitbash-macros-0.5.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate bitbash-macros 0.5.1 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate bitbash-macros 0.5.1 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 bitbash-macros 0.5.1
[INFO] finished tweaking crates.io crate bitbash-macros 0.5.1
[INFO] tweaked toml for crates.io crate bitbash-macros 0.5.1 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] [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] [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-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] f354190998a75a41c49829a582e3e52e767faca839400105d4259ecabc16f58f
[INFO] running `Command { std: "docker" "start" "-a" "f354190998a75a41c49829a582e3e52e767faca839400105d4259ecabc16f58f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f354190998a75a41c49829a582e3e52e767faca839400105d4259ecabc16f58f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f354190998a75a41c49829a582e3e52e767faca839400105d4259ecabc16f58f", kill_on_drop: false }`
[INFO] [stdout] f354190998a75a41c49829a582e3e52e767faca839400105d4259ecabc16f58f
[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] 4366e0fd2f1b972e1ce33c75d65f83ded74d58e23c2ca6343c9bb84e21e18c75
[INFO] running `Command { std: "docker" "start" "-a" "4366e0fd2f1b972e1ce33c75d65f83ded74d58e23c2ca6343c9bb84e21e18c75", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking proc-macro2 v1.0.39
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting bitbash-macros v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.40s
[INFO] running `Command { std: "docker" "inspect" "4366e0fd2f1b972e1ce33c75d65f83ded74d58e23c2ca6343c9bb84e21e18c75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4366e0fd2f1b972e1ce33c75d65f83ded74d58e23c2ca6343c9bb84e21e18c75", kill_on_drop: false }`
[INFO] [stdout] 4366e0fd2f1b972e1ce33c75d65f83ded74d58e23c2ca6343c9bb84e21e18c75
[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] 9aa0fa99583494f31f358ac5e6b6ac705bf3db11ac479a1b9958188f10cf970a
[INFO] running `Command { std: "docker" "start" "-a" "9aa0fa99583494f31f358ac5e6b6ac705bf3db11ac479a1b9958188f10cf970a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting bitbash-macros v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.11s
[INFO] running `Command { std: "docker" "inspect" "9aa0fa99583494f31f358ac5e6b6ac705bf3db11ac479a1b9958188f10cf970a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aa0fa99583494f31f358ac5e6b6ac705bf3db11ac479a1b9958188f10cf970a", kill_on_drop: false }`
[INFO] [stdout] 9aa0fa99583494f31f358ac5e6b6ac705bf3db11ac479a1b9958188f10cf970a