[INFO] fetching crate atsamd-hal 0.16.0...
[INFO] documenting atsamd-hal-0.16.0 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate atsamd-hal 0.16.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate atsamd-hal 0.16.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atsamd-hal 0.16.0
[INFO] finished tweaking crates.io crate atsamd-hal 0.16.0
[INFO] tweaked toml for crates.io crate atsamd-hal 0.16.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded defmt-parser v0.3.4
[INFO] [stderr]   Downloaded defmt v0.3.6
[INFO] [stderr]   Downloaded modular-bitfield v0.11.2
[INFO] [stderr]   Downloaded rtic-monotonic v1.0.0
[INFO] [stderr]   Downloaded seq-macro v0.3.5
[INFO] [stderr]   Downloaded mcan-core v0.2.2
[INFO] [stderr]   Downloaded defmt-macros v0.3.7
[INFO] [stderr]   Downloaded modular-bitfield-impl v0.11.2
[INFO] [stderr]   Downloaded jlink_rtt v0.2.0
[INFO] [stderr]   Downloaded embedded-sdmmc v0.3.0
[INFO] [stderr]   Downloaded atsame54p v0.12.0
[INFO] [stderr]   Downloaded atsamd11c v0.12.0
[INFO] [stderr]   Downloaded atsamd11d v0.12.0
[INFO] [stderr]   Downloaded atsamd21g v0.12.0
[INFO] [stderr]   Downloaded atsame54n v0.12.0
[INFO] [stderr]   Downloaded atsame53j v0.12.0
[INFO] [stderr]   Downloaded atsamd51n v0.12.0
[INFO] [stderr]   Downloaded atsame51g v0.12.0
[INFO] [stderr]   Downloaded atsame51n v0.12.0
[INFO] [stderr]   Downloaded atsamd51j v0.12.0
[INFO] [stderr]   Downloaded atsame53n v0.12.0
[INFO] [stderr]   Downloaded atsamd51g v0.12.0
[INFO] [stderr]   Downloaded atsame51j v0.12.0
[INFO] [stderr]   Downloaded atsamd51p v0.12.0
[INFO] [stderr]   Downloaded atsamd21e v0.12.0
[INFO] [stderr]   Downloaded atsamd21j v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4871d5b62e5b04299bca542c56d05f2dc71a6da92e4e45dcc5d35e2bd62c66d
[INFO] running `Command { std: "docker" "start" "-a" "d4871d5b62e5b04299bca542c56d05f2dc71a6da92e4e45dcc5d35e2bd62c66d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4871d5b62e5b04299bca542c56d05f2dc71a6da92e4e45dcc5d35e2bd62c66d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4871d5b62e5b04299bca542c56d05f2dc71a6da92e4e45dcc5d35e2bd62c66d", kill_on_drop: false }`
[INFO] [stdout] d4871d5b62e5b04299bca542c56d05f2dc71a6da92e4e45dcc5d35e2bd62c66d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcf7252ef9ced341c49af0b19c0574aa4af1eb764b0c794a97e00381193e9615
[INFO] running `Command { std: "docker" "start" "-a" "bcf7252ef9ced341c49af0b19c0574aa4af1eb764b0c794a97e00381193e9615", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking fugit v0.3.7
[INFO] [stderr]    Compiling seq-macro v0.3.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]     Checking modular-bitfield v0.11.2
[INFO] [stderr]  Documenting atsamd-hal v0.16.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: The HAL is usually built for a specific target device, selected using a feature.  If atsamd-hal is being built as a library, bypass this check by specifying the `library` feature
[INFO] [stdout]   --> src/lib.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / compile_error!(
[INFO] [stdout] 10 | |     "The HAL is usually built for a specific target device, selected using a \
[INFO] [stdout] 11 | |     feature.  If atsamd-hal is being built as a library, bypass this check by \
[INFO] [stdout] 12 | |     specifying the `library` feature"
[INFO] [stdout] 13 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `atsamd-hal`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name atsamd_hal src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="unproven"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=aa409de593f3dfd7 -L dependency=/opt/rustwide/target/debug/deps --extern aes=/opt/rustwide/target/debug/deps/libaes-05c7161cb4aea1cb.rmeta --extern bitfield=/opt/rustwide/target/debug/deps/libbitfield-1622d2e8dc8c0727.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-b97deb9e7f1da5f8.rmeta --extern cipher=/opt/rustwide/target/debug/deps/libcipher-32e60d1711352534.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-7302ef69eb2650a7.rmeta --extern embedded_hal=/opt/rustwide/target/debug/deps/libembedded_hal-be595920cc3619b0.rmeta --extern fugit=/opt/rustwide/target/debug/deps/libfugit-bccac213db6d0558.rmeta --extern modular_bitfield=/opt/rustwide/target/debug/deps/libmodular_bitfield-1b79536aae6212a1.rmeta --extern nb=/opt/rustwide/target/debug/deps/libnb-f14242706e23b566.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-dbe094dd22ea9e5e.rmeta --extern opaque_debug=/opt/rustwide/target/debug/deps/libopaque_debug-a59903aa042845da.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-05e44ee96a978324.so --extern rand_core=/opt/rustwide/target/debug/deps/librand_core-3964ca078352a821.rmeta --extern seq_macro=/opt/rustwide/target/debug/deps/libseq_macro-e6e33fa480a94b58.so --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-a22c9e237c9da55d.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-d626df88d3a6e23d.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-9a5365810007ed5c.rmeta --cap-lints=warn --crate-version 0.16.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "bcf7252ef9ced341c49af0b19c0574aa4af1eb764b0c794a97e00381193e9615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcf7252ef9ced341c49af0b19c0574aa4af1eb764b0c794a97e00381193e9615", kill_on_drop: false }`
[INFO] [stdout] bcf7252ef9ced341c49af0b19c0574aa4af1eb764b0c794a97e00381193e9615
