[INFO] fetching crate uring 0.1.0...
[INFO] documenting uring-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate uring 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate uring 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] started tweaking crates.io crate uring 0.1.0
[INFO] finished tweaking crates.io crate uring 0.1.0
[INFO] tweaked toml for crates.io crate uring 0.1.0 written to /workspace/builds/worker-8/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sys-call v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 2fdcfa4f88ba8f280c8e81a3125b5ff458aa44eba206ae6e703aaf7a759a5118
[INFO] running `Command { std: "docker" "start" "-a" "2fdcfa4f88ba8f280c8e81a3125b5ff458aa44eba206ae6e703aaf7a759a5118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fdcfa4f88ba8f280c8e81a3125b5ff458aa44eba206ae6e703aaf7a759a5118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fdcfa4f88ba8f280c8e81a3125b5ff458aa44eba206ae6e703aaf7a759a5118", kill_on_drop: false }`
[INFO] [stdout] 2fdcfa4f88ba8f280c8e81a3125b5ff458aa44eba206ae6e703aaf7a759a5118
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 3c0ada4b4e033dc6af0e1f9ac8730ebc20a181b970eb4e164ae30bcc5b25952d
[INFO] running `Command { std: "docker" "start" "-a" "3c0ada4b4e033dc6af0e1f9ac8730ebc20a181b970eb4e164ae30bcc5b25952d", kill_on_drop: false }`
[INFO] [stderr]     Checking sys-call v0.1.1
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sys-call-0.1.1/src/platform/linux-x86_64.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     asm!("syscall"
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing one of these items:
[INFO] [stdout]            std::arch::asm
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sys-call-0.1.1/src/platform/linux-x86_64.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     asm!("syscall"
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing one of these items:
[INFO] [stdout]            std::arch::asm
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sys-call-0.1.1/src/platform/linux-x86_64.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     asm!("syscall"
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing one of these items:
[INFO] [stdout]            std::arch::asm
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sys-call-0.1.1/src/platform/linux-x86_64.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     asm!("syscall"
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing one of these items:
[INFO] [stdout]            std::arch::asm
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sys-call-0.1.1/src/platform/linux-x86_64.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     asm!("syscall"
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing one of these items:
[INFO] [stdout]            std::arch::asm
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sys-call-0.1.1/src/platform/linux-x86_64.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     asm!("syscall"
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing one of these items:
[INFO] [stdout]            std::arch::asm
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sys-call-0.1.1/src/platform/linux-x86_64.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     asm!("syscall"
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing one of these items:
[INFO] [stdout]           std::arch::asm
[INFO] [stdout]           core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sys-call-0.1.1/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(asm)]
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sys-call` due to 9 previous errors
[INFO] running `Command { std: "docker" "inspect" "3c0ada4b4e033dc6af0e1f9ac8730ebc20a181b970eb4e164ae30bcc5b25952d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c0ada4b4e033dc6af0e1f9ac8730ebc20a181b970eb4e164ae30bcc5b25952d", kill_on_drop: false }`
[INFO] [stdout] 3c0ada4b4e033dc6af0e1f9ac8730ebc20a181b970eb4e164ae30bcc5b25952d