[INFO] cloning repository https://github.com/senseiod/AiliceOS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/senseiod/AiliceOS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenseiod%2FAiliceOS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenseiod%2FAiliceOS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b1b99e9d3e8b8fbb94490172ca964530203dba7
[INFO] documenting senseiod/AiliceOS against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsenseiod%2FAiliceOS" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/senseiod/AiliceOS 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 git repo https://github.com/senseiod/AiliceOS
[INFO] finished tweaking git repo https://github.com/senseiod/AiliceOS
[INFO] tweaked toml for git repo https://github.com/senseiod/AiliceOS written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/senseiod/AiliceOS 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]     Updating git repository `https://github.com/rcore-os/apic-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/rcore-os/bitmap-allocator.git`
[INFO] [stderr]     Updating git repository `https://github.com/rcore-os/executor.git`
[INFO] [stderr]     Updating git repository `https://github.com/rcore-os/isomorphic_drivers.git`
[INFO] [stderr]     Updating git repository `https://github.com/rcore-os/pci-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/rcore-os/rcore-console.git`
[INFO] [stderr]     Updating git repository `https://github.com/rcore-os/rcore-fs.git`
[INFO] [stderr]     Updating git repository `https://github.com/rcore-os/trapframe-rs.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scroll_derive v0.10.4
[INFO] [stderr]   Downloaded woke v0.0.2
[INFO] [stderr]   Downloaded uart_16550 v0.2.10
[INFO] [stderr]   Downloaded x86_64 v0.12.2
[INFO] [stderr]   Downloaded uefi-macros v0.3.3
[INFO] [stderr]   Downloaded vte v0.7.1
[INFO] [stderr]   Downloaded raw-cpuid v8.0.0
[INFO] [stderr]   Downloaded ucs2 v0.3.2
[INFO] [stderr]   Downloaded x86 v0.33.0
[INFO] [stderr]   Downloaded uefi-services v0.3.0
[INFO] [stderr]   Downloaded acpi v1.1.0
[INFO] [stderr]   Downloaded buddy_system_allocator v0.5.0
[INFO] [stderr]   Downloaded uefi v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 1cff3038b0bd2a01e1323b04108f24dd465fdb4422792e401819b5d03df04219
[INFO] running `Command { std: "docker" "start" "-a" "1cff3038b0bd2a01e1323b04108f24dd465fdb4422792e401819b5d03df04219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cff3038b0bd2a01e1323b04108f24dd465fdb4422792e401819b5d03df04219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cff3038b0bd2a01e1323b04108f24dd465fdb4422792e401819b5d03df04219", kill_on_drop: false }`
[INFO] [stdout] 1cff3038b0bd2a01e1323b04108f24dd465fdb4422792e401819b5d03df04219
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 7625b730832cb32f75a65342444bd565f4899ae2e5a2c8e2c63d801184353731
[INFO] running `Command { std: "docker" "start" "-a" "7625b730832cb32f75a65342444bd565f4899ae2e5a2c8e2c63d801184353731", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]    Compiling x86_64 v0.12.2
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking zero v0.1.2
[INFO] [stderr]    Compiling x86 v0.33.0
[INFO] [stderr]    Compiling trapframe v0.6.0 (https://github.com/rcore-os/trapframe-rs.git#edd39f04)
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]    Compiling rcore-console v0.1.0 (https://github.com/rcore-os/rcore-console.git#a980897b)
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking woke v0.0.2
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking spin v0.6.0
[INFO] [stderr]     Checking pc-keyboard v0.5.1
[INFO] [stderr]     Checking buddy_system_allocator v0.5.0
[INFO] [stderr]     Checking rcore-fs v0.1.0 (https://github.com/rcore-os/rcore-fs.git#6df6cd24)
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking xmas-elf v0.7.0
[INFO] [stderr]     Checking bitmap-allocator v0.1.0 (https://github.com/rcore-os/bitmap-allocator.git#03bd9909)
[INFO] [stderr]     Checking ucs2 v0.3.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/rcore-fs-7fdf258332f6146d/6df6cd2/rcore-fs/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(async_closure)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rcore-fs` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7625b730832cb32f75a65342444bd565f4899ae2e5a2c8e2c63d801184353731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7625b730832cb32f75a65342444bd565f4899ae2e5a2c8e2c63d801184353731", kill_on_drop: false }`
[INFO] [stdout] 7625b730832cb32f75a65342444bd565f4899ae2e5a2c8e2c63d801184353731