[INFO] fetching crate atmega32u4 0.1.3...
[INFO] documenting atmega32u4-0.1.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate atmega32u4 0.1.3 into /workspace/builds/worker-96/source
[INFO] validating manifest of crates.io crate atmega32u4 0.1.3 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 atmega32u4 0.1.3
[INFO] finished tweaking crates.io crate atmega32u4 0.1.3
[INFO] tweaked toml for crates.io crate atmega32u4 0.1.3 written to /workspace/builds/worker-96/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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] 561975c70775def702dff70c894a52d84083277b16c08b13f62c2318f15ae8e9
[INFO] running `Command { std: "docker" "start" "-a" "561975c70775def702dff70c894a52d84083277b16c08b13f62c2318f15ae8e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "561975c70775def702dff70c894a52d84083277b16c08b13f62c2318f15ae8e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "561975c70775def702dff70c894a52d84083277b16c08b13f62c2318f15ae8e9", kill_on_drop: false }`
[INFO] [stdout] 561975c70775def702dff70c894a52d84083277b16c08b13f62c2318f15ae8e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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] c3e05d21aa06c0d997872d3da6d52d89bd66da692c4ec04540c47851f590c187
[INFO] running `Command { std: "docker" "start" "-a" "c3e05d21aa06c0d997872d3da6d52d89bd66da692c4ec04540c47851f590c187", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]  Documenting atmega32u4 v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `atmega32u4`
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(asm, const_fn, try_from)]
[INFO] [stdout]   |                 ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported
[INFO] [stdout]    --> src/peripherals/mod.rs:217:9
[INFO] [stdout]     |
[INFO] [stdout] 217 | #[allow(private_no_mangle_statics)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/interrupt.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         asm!(
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing this macro:
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name atmega32u4 src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9fc326d339ae3233 -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-addc584b5bcd6ad1.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-01c90c091d7069a7.rmeta --cap-lints=warn --crate-version 0.1.3` (exit status: 1)
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/interrupt.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         asm!(
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing this macro:
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/interrupt.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         asm!(
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing this macro:
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c3e05d21aa06c0d997872d3da6d52d89bd66da692c4ec04540c47851f590c187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3e05d21aa06c0d997872d3da6d52d89bd66da692c4ec04540c47851f590c187", kill_on_drop: false }`
[INFO] [stdout] c3e05d21aa06c0d997872d3da6d52d89bd66da692c4ec04540c47851f590c187