[INFO] fetching crate mks979b 0.1.0...
[INFO] documenting mks979b-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate mks979b 0.1.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate mks979b 0.1.0 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] removed /workspace/builds/worker-16/source/.cargo/config.toml
[INFO] started tweaking crates.io crate mks979b 0.1.0
[INFO] finished tweaking crates.io crate mks979b 0.1.0
[INFO] tweaked toml for crates.io crate mks979b 0.1.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate crates.io crate mks979b 0.1.0 already has a lockfile, it will not be regenerated
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded bytemuck v1.8.0
[INFO] [stderr]   Downloaded bitbang-hal v0.3.2
[INFO] [stderr]   Downloaded panic-halt v0.2.0
[INFO] [stderr]   Downloaded seq-macro v0.2.2
[INFO] [stderr]   Downloaded paste v1.0.6
[INFO] [stderr]   Downloaded atsamd-hal v0.14.0
[INFO] [stderr]   Downloaded numtoa v0.2.4
[INFO] [stderr]   Downloaded replace_with v0.1.7
[INFO] [stderr]   Downloaded atsamd51g v0.11.0
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.6
[INFO] [stderr]   Downloaded apa102-spi v0.3.2
[INFO] [stderr]   Downloaded itsybitsy_m4 v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] d4febc76f2e35d45ac720cb246da17bb8440488ea4db108069571c63b817545a
[INFO] running `Command { std: "docker" "start" "-a" "d4febc76f2e35d45ac720cb246da17bb8440488ea4db108069571c63b817545a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4febc76f2e35d45ac720cb246da17bb8440488ea4db108069571c63b817545a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4febc76f2e35d45ac720cb246da17bb8440488ea4db108069571c63b817545a", kill_on_drop: false }`
[INFO] [stdout] d4febc76f2e35d45ac720cb246da17bb8440488ea4db108069571c63b817545a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 54423217cbc2236b10d9ccb7de68970c23862a111b4fd49ee7db08933a0af478
[INFO] running `Command { std: "docker" "start" "-a" "54423217cbc2236b10d9ccb7de68970c23862a111b4fd49ee7db08933a0af478", kill_on_drop: false }`
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling heapless v0.7.10
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking numtoa v0.2.4
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]  Documenting mks979b v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "54423217cbc2236b10d9ccb7de68970c23862a111b4fd49ee7db08933a0af478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54423217cbc2236b10d9ccb7de68970c23862a111b4fd49ee7db08933a0af478", kill_on_drop: false }`
[INFO] [stdout] 54423217cbc2236b10d9ccb7de68970c23862a111b4fd49ee7db08933a0af478
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 642e3d0455535e7306219942b0f1891faf00772af15615166a4bd3368ecf8b3e
[INFO] running `Command { std: "docker" "start" "-a" "642e3d0455535e7306219942b0f1891faf00772af15615166a4bd3368ecf8b3e", kill_on_drop: false }`
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling heapless v0.7.10
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking numtoa v0.2.4
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]  Documenting mks979b v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `Command { std: "docker" "inspect" "642e3d0455535e7306219942b0f1891faf00772af15615166a4bd3368ecf8b3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "642e3d0455535e7306219942b0f1891faf00772af15615166a4bd3368ecf8b3e", kill_on_drop: false }`
[INFO] [stdout] 642e3d0455535e7306219942b0f1891faf00772af15615166a4bd3368ecf8b3e