[INFO] fetching crate arduinors 0.1.1...
[INFO] documenting arduinors-0.1.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate arduinors 0.1.1 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate arduinors 0.1.1 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arduinors 0.1.1
[INFO] finished tweaking crates.io crate arduinors 0.1.1
[INFO] tweaked toml for crates.io crate arduinors 0.1.1 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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" "+1.61.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded firmata v0.2.0
[INFO] [stderr]   Downloaded ioctl-rs v0.1.6
[INFO] [stderr]   Downloaded libc v0.1.12
[INFO] [stderr]   Downloaded termios v0.1.0
[INFO] [stderr]   Downloaded serial v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0345767dc604b6d0d653038e8a4842fd619638e7797faf54629a121b70bb3d2f
[INFO] running `Command { std: "docker" "start" "-a" "0345767dc604b6d0d653038e8a4842fd619638e7797faf54629a121b70bb3d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0345767dc604b6d0d653038e8a4842fd619638e7797faf54629a121b70bb3d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0345767dc604b6d0d653038e8a4842fd619638e7797faf54629a121b70bb3d2f", kill_on_drop: false }`
[INFO] [stdout] 0345767dc604b6d0d653038e8a4842fd619638e7797faf54629a121b70bb3d2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 939de2bc3fc32f260e8e8fd3f9ba7ff9b68c7a6471d7fdbe97fd1fb4bea096f3
[INFO] running `Command { std: "docker" "start" "-a" "939de2bc3fc32f260e8e8fd3f9ba7ff9b68c7a6471d7fdbe97fd1fb4bea096f3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking termios v0.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking serial v0.2.1
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking firmata v0.2.0
[INFO] [stderr]  Documenting arduinors v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.98s
[INFO] running `Command { std: "docker" "inspect" "939de2bc3fc32f260e8e8fd3f9ba7ff9b68c7a6471d7fdbe97fd1fb4bea096f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "939de2bc3fc32f260e8e8fd3f9ba7ff9b68c7a6471d7fdbe97fd1fb4bea096f3", kill_on_drop: false }`
[INFO] [stdout] 939de2bc3fc32f260e8e8fd3f9ba7ff9b68c7a6471d7fdbe97fd1fb4bea096f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 5c8e533546092f303902cb4a838be64946f7573ce58fe3d047f64e534078274d
[INFO] running `Command { std: "docker" "start" "-a" "5c8e533546092f303902cb4a838be64946f7573ce58fe3d047f64e534078274d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking termios v0.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking serial v0.2.1
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking firmata v0.2.0
[INFO] [stderr]  Documenting arduinors v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.88s
[INFO] running `Command { std: "docker" "inspect" "5c8e533546092f303902cb4a838be64946f7573ce58fe3d047f64e534078274d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c8e533546092f303902cb4a838be64946f7573ce58fe3d047f64e534078274d", kill_on_drop: false }`
[INFO] [stdout] 5c8e533546092f303902cb4a838be64946f7573ce58fe3d047f64e534078274d