[INFO] cloning repository https://github.com/goldencm/goldOS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/goldencm/goldOS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoldencm%2FgoldOS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoldencm%2FgoldOS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95922aa6de5928e147feb8daef7ef72c8770d643
[INFO] documenting goldencm/goldOS against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoldencm%2FgoldOS" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/goldencm/goldOS on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/goldencm/goldOS
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/goldencm/goldOS
[INFO] tweaked toml for git repo https://github.com/goldencm/goldOS written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/goldencm/goldOS already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/rafalh/rust-fatfs`
[INFO] [stderr]     Updating git repository `https://github.com/theseus-os/owning-ref-rs`
[INFO] [stderr]     Updating git repository `https://github.com/theseus-os/stable_deref_trait.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spin v0.4.10
[INFO] [stderr]   Downloaded uart_16550 v0.2.15
[INFO] [stderr]   Downloaded rsdp v2.0.0
[INFO] [stderr]   Downloaded pc-keyboard v0.5.1
[INFO] [stderr]   Downloaded pic8259 v0.10.1
[INFO] [stderr]   Downloaded conquer-util v0.2.0
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded bootloader v0.9.17
[INFO] [stderr]   Downloaded acpi v3.1.0
[INFO] [stderr]   Downloaded spin v0.9.2
[INFO] [stderr]   Downloaded spinning_top v0.2.4
[INFO] [stderr]   Downloaded bare-io v0.2.1
[INFO] [stderr]   Downloaded delegate v0.6.0
[INFO] [stderr]   Downloaded x86_64 v0.14.3
[INFO] [stderr]   Downloaded linked_list_allocator v0.9.0
[INFO] [stderr]   Downloaded volatile v0.4.4
[INFO] [stderr]   Downloaded conquer-once v0.2.1
[INFO] [stderr]   Downloaded derive_more v0.99.16
[INFO] [stderr]   Downloaded bit_field v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f355a2b0f04e1132bcae405163d1531271294d6cb07696953dbcfaec7e3872c5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f355a2b0f04e1132bcae405163d1531271294d6cb07696953dbcfaec7e3872c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f355a2b0f04e1132bcae405163d1531271294d6cb07696953dbcfaec7e3872c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f355a2b0f04e1132bcae405163d1531271294d6cb07696953dbcfaec7e3872c5", kill_on_drop: false }`
[INFO] [stdout] f355a2b0f04e1132bcae405163d1531271294d6cb07696953dbcfaec7e3872c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce6bd293b6e20ca4fdd8ec6e3ee2e4aba83a95b03fa5bc35e73673f19231ad6f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ce6bd293b6e20ca4fdd8ec6e3ee2e4aba83a95b03fa5bc35e73673f19231ad6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking spin v0.4.10
[INFO] [stderr]    Compiling x86_64 v0.14.3
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking port_io v0.2.1 (/opt/rustwide/workdir/crate/port_io)
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking bit_field v0.7.0
[INFO] [stderr]    Compiling bootloader v0.9.17
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking conquer-once v0.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking rsdp v2.0.0
[INFO] [stderr]     Checking fatfs v0.4.0 (https://github.com/rafalh/rust-fatfs#d0ed1b77)
[INFO] [stderr]     Checking bare-io v0.2.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lock_api-0.4.4/src/lib.rs:91:34
[INFO] [stdout]    |
[INFO] [stdout] 91 | #![cfg_attr(feature = "nightly", feature(const_fn_trait_bound))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> crate/port_io/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(llvm_asm, const_fn_trait_bound)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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]     Checking lazy_static v1.2.0
[INFO] [stderr] error: could not compile `port_io` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "ce6bd293b6e20ca4fdd8ec6e3ee2e4aba83a95b03fa5bc35e73673f19231ad6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce6bd293b6e20ca4fdd8ec6e3ee2e4aba83a95b03fa5bc35e73673f19231ad6f", kill_on_drop: false }`
[INFO] [stdout] ce6bd293b6e20ca4fdd8ec6e3ee2e4aba83a95b03fa5bc35e73673f19231ad6f
