[INFO] cloning repository https://github.com/charliesome/hobby-os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/charliesome/hobby-os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharliesome%2Fhobby-os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharliesome%2Fhobby-os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 712968a4628a73135537d99512fc7e4fc0df98bf
[INFO] documenting charliesome/hobby-os against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharliesome%2Fhobby-os" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/charliesome/hobby-os 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 git repo https://github.com/charliesome/hobby-os
[INFO] finished tweaking git repo https://github.com/charliesome/hobby-os
[INFO] tweaked toml for git repo https://github.com/charliesome/hobby-os written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/charliesome/hobby-os already has a lockfile, it will not be regenerated
[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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] b40c69088a56e33e9da6a0233d34c24543c78128b7ac086e6f9421e8cbf0092f
[INFO] running `Command { std: "docker" "start" "-a" "b40c69088a56e33e9da6a0233d34c24543c78128b7ac086e6f9421e8cbf0092f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b40c69088a56e33e9da6a0233d34c24543c78128b7ac086e6f9421e8cbf0092f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b40c69088a56e33e9da6a0233d34c24543c78128b7ac086e6f9421e8cbf0092f", kill_on_drop: false }`
[INFO] [stdout] b40c69088a56e33e9da6a0233d34c24543c78128b7ac086e6f9421e8cbf0092f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 525e64fe5a4f5e90c179b03998ad36c4658272b73a4a20ec9684cecbf291fcbc
[INFO] running `Command { std: "docker" "start" "-a" "525e64fe5a4f5e90c179b03998ad36c4658272b73a4a20ec9684cecbf291fcbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.1
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]    Compiling arraydeque v0.4.5
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking ux v0.1.3
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]    Compiling kernel v0.0.0 (/opt/rustwide/workdir/kernel)
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking interface v0.0.0 (/opt/rustwide/workdir/interface)
[INFO] [stderr]     Checking static_assertions v0.3.3
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking alloc_collections v0.0.0 (/opt/rustwide/workdir/alloc_collections)
[INFO] [stderr]  Documenting interface v0.0.0 (/opt/rustwide/workdir/interface)
[INFO] [stderr]  Documenting alloc_collections v0.0.0 (/opt/rustwide/workdir/alloc_collections)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> alloc_collections/src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(optin_builtin_traits)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: renamed to `auto_traits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> alloc_collections/src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(optin_builtin_traits)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: renamed to `auto_traits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::alloc::AllocErr`
[INFO] [stdout]  --> alloc_collections/src/boxed.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::alloc::{AllocErr, Layout};
[INFO] [stdout]   |                   ^^^^^^^^
[INFO] [stdout]   |                   |
[INFO] [stdout]   |                   no `AllocErr` in `alloc`
[INFO] [stdout]   |                   help: a similar name exists in the module: `AllocError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::alloc::AllocErr`
[INFO] [stdout]  --> alloc_collections/src/glue.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::alloc::{AllocErr, Layout};
[INFO] [stdout]   |                   ^^^^^^^^
[INFO] [stdout]   |                   |
[INFO] [stdout]   |                   no `AllocErr` in `alloc`
[INFO] [stdout]   |                   help: a similar name exists in the module: `AllocError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(allocator_api)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(allow_internal_unstable)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(arbitrary_self_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(cfg_target_has_atomic)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(coerce_unsized)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(dispatch_from_dyn)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(core_intrinsics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(dropck_eyepatch)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(exact_size_is_empty)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(fmt_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(fn_traits)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(fundamental)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(lang_items)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![feature(libc)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(nll)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(optin_builtin_traits)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![feature(pattern)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![feature(ptr_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | #![feature(ptr_offset_from)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![feature(rustc_attrs)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | #![feature(receiver_trait)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | #![feature(specialization)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | #![feature(std_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | #![feature(str_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![feature(trusted_len)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | #![feature(unboxed_closures)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![feature(unicode_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | #![feature(unsize)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(unsized_locals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | #![feature(allocator_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::alloc::AllocErr`
[INFO] [stdout]  --> alloc_collections/src/boxed.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::alloc::{AllocErr, Layout};
[INFO] [stdout]   |                   ^^^^^^^^
[INFO] [stdout]   |                   |
[INFO] [stdout]   |                   no `AllocErr` in `alloc`
[INFO] [stdout]   |                   help: a similar name exists in the module: `AllocError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![feature(internal_uninit_const)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::alloc::AllocErr`
[INFO] [stdout]  --> alloc_collections/src/glue.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::alloc::{AllocErr, Layout};
[INFO] [stdout]   |                   ^^^^^^^^
[INFO] [stdout]   |                   |
[INFO] [stdout]   |                   no `AllocErr` in `alloc`
[INFO] [stdout]   |                   help: a similar name exists in the module: `AllocError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | #![feature(slice_partition_dedup)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(maybe_uninit_extra, maybe_uninit_slice)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | #![feature(alloc_layout_extra)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | #![feature(try_trait)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> alloc_collections/src/lib.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | #![feature(specialization)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `unsized_locals` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> alloc_collections/src/lib.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(unsized_locals)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #48055 <https://github.com/rust-lang/rust/issues/48055> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(allocator_api)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(allow_internal_unstable)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(arbitrary_self_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(cfg_target_has_atomic)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(coerce_unsized)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(dispatch_from_dyn)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(core_intrinsics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(dropck_eyepatch)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(exact_size_is_empty)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(fmt_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(fn_traits)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(fundamental)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(lang_items)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![feature(libc)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(nll)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(optin_builtin_traits)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![feature(pattern)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![feature(ptr_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | #![feature(ptr_offset_from)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![feature(rustc_attrs)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | #![feature(receiver_trait)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | #![feature(specialization)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | #![feature(std_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | #![feature(str_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![feature(trusted_len)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | #![feature(unboxed_closures)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![feature(unicode_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | #![feature(unsize)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(unsized_locals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | #![feature(allocator_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![feature(internal_uninit_const)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | #![feature(slice_partition_dedup)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(maybe_uninit_extra, maybe_uninit_slice)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | #![feature(alloc_layout_extra)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | #![feature(try_trait)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> alloc_collections/src/lib.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | #![feature(specialization)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `unsized_locals` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> alloc_collections/src/lib.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(unsized_locals)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #48055 <https://github.com/rust-lang/rust/issues/48055> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 39 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `alloc_collections`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name alloc_collections alloc_collections/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=7a0f5eac81469f93 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.0.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(allocator_api)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(coerce_unsized)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(dispatch_from_dyn)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> alloc_collections/src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(core_intrinsics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(exact_size_is_empty)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(fmt_internals)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(fn_traits)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![feature(libc)]
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![feature(pattern)]
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![feature(ptr_internals)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | #![feature(ptr_offset_from)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | #![feature(receiver_trait)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | #![feature(std_internals)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | #![feature(str_internals)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![feature(trusted_len)]
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![feature(unicode_internals)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | #![feature(unsize)]
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![feature(internal_uninit_const)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | #![feature(slice_partition_dedup)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(maybe_uninit_extra, maybe_uninit_slice)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:35:32
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(maybe_uninit_extra, maybe_uninit_slice)]
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | #![feature(alloc_layout_extra)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> alloc_collections/src/lib.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | #![feature(try_trait)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `maybe_uninit_extra` has been stable since 1.60.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> alloc_collections/src/lib.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(maybe_uninit_extra, maybe_uninit_slice)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `ptr_offset_from` has been stable since 1.47.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> alloc_collections/src/lib.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | #![feature(ptr_offset_from)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `internal_uninit_const`
[INFO] [stdout]   --> alloc_collections/src/lib.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![feature(internal_uninit_const)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `try_trait`
[INFO] [stdout]   --> alloc_collections/src/lib.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | #![feature(try_trait)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated item named `UNINIT` found for union `MaybeUninit` in the current scope
[INFO] [stdout]    --> alloc_collections/src/btree/node.rs:135:33
[INFO] [stdout]     |
[INFO] [stdout] 135 |             keys: [MaybeUninit::UNINIT; CAPACITY],
[INFO] [stdout]     |                                 ^^^^^^ associated item not found in `MaybeUninit<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `K: core::marker::Copy` is not satisfied
[INFO] [stdout]    --> alloc_collections/src/btree/node.rs:135:20
[INFO] [stdout]     |
[INFO] [stdout] 135 |             keys: [MaybeUninit::UNINIT; CAPACITY],
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ the trait `core::marker::Copy` is not implemented for `K`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `core::marker::Copy` for `MaybeUninit<K>`
[INFO] [stdout]     = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout] help: consider restricting type parameter `K`
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl<K: core::marker::Copy, V, Allocator: GlobalAlloc> LeafNode<K, V, Allocator> {
[INFO] [stdout]     |       ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated item named `UNINIT` found for union `MaybeUninit` in the current scope
[INFO] [stdout]    --> alloc_collections/src/btree/node.rs:136:33
[INFO] [stdout]     |
[INFO] [stdout] 136 |             vals: [MaybeUninit::UNINIT; CAPACITY],
[INFO] [stdout]     |                                 ^^^^^^ associated item not found in `MaybeUninit<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `V: core::marker::Copy` is not satisfied
[INFO] [stdout]    --> alloc_collections/src/btree/node.rs:136:20
[INFO] [stdout]     |
[INFO] [stdout] 136 |             vals: [MaybeUninit::UNINIT; CAPACITY],
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ the trait `core::marker::Copy` is not implemented for `V`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `core::marker::Copy` for `MaybeUninit<V>`
[INFO] [stdout]     = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout] help: consider restricting type parameter `V`
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl<K, V: core::marker::Copy, Allocator: GlobalAlloc> LeafNode<K, V, Allocator> {
[INFO] [stdout]     |          ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated item named `UNINIT` found for union `MaybeUninit` in the current scope
[INFO] [stdout]    --> alloc_collections/src/btree/node.rs:188:34
[INFO] [stdout]     |
[INFO] [stdout] 188 |             edges: [MaybeUninit::UNINIT; 2*B],
[INFO] [stdout]     |                                  ^^^^^^ associated item not found in `MaybeUninit<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `BoxedNode<K, V, Allocator>: core::marker::Copy` is not satisfied
[INFO] [stdout]    --> alloc_collections/src/btree/node.rs:188:21
[INFO] [stdout]     |
[INFO] [stdout] 188 |             edges: [MaybeUninit::UNINIT; 2*B],
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^ the trait `core::marker::Copy` is not implemented for `BoxedNode<K, V, Allocator>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `core::marker::Copy` for `MaybeUninit<BoxedNode<K, V, Allocator>>`
[INFO] [stdout]     = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout] help: consider annotating `BoxedNode<K, V, Allocator>` with `#[derive(Copy)]`
[INFO] [stdout]     |
[INFO] [stdout] 197 | #[derive(Copy)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `first_ptr` found for union `MaybeUninit` in the current scope
[INFO] [stdout]    --> alloc_collections/src/btree/node.rs:662:30
[INFO] [stdout]     |
[INFO] [stdout] 662 |                 MaybeUninit::first_ptr(&self.as_leaf().vals),
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              function or associated item not found in `MaybeUninit<_>`
[INFO] [stdout]     |                              help: there is an associated function with a similar name: `as_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `first_ptr_mut` found for union `MaybeUninit` in the current scope
[INFO] [stdout]    --> alloc_collections/src/btree/node.rs:691:34
[INFO] [stdout]     |
[INFO] [stdout] 691 |                     MaybeUninit::first_ptr_mut(&mut (*self.as_leaf_mut()).keys),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `first_ptr_mut` found for union `MaybeUninit` in the current scope
[INFO] [stdout]    --> alloc_collections/src/btree/node.rs:702:30
[INFO] [stdout]     |
[INFO] [stdout] 702 |                 MaybeUninit::first_ptr_mut(&mut (*self.as_leaf_mut()).vals),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `first_ptr_mut` found for union `MaybeUninit` in the current scope
[INFO] [stdout]    --> alloc_collections/src/btree/node.rs:719:30
[INFO] [stdout]     |
[INFO] [stdout] 719 |                 MaybeUninit::first_ptr_mut(&mut (*leaf).keys),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `first_ptr_mut` found for union `MaybeUninit` in the current scope
[INFO] [stdout]    --> alloc_collections/src/btree/node.rs:723:30
[INFO] [stdout]     |
[INFO] [stdout] 723 |                 MaybeUninit::first_ptr_mut(&mut (*leaf).vals),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `first_ptr_mut` found for union `MaybeUninit` in the current scope
[INFO] [stdout]    --> alloc_collections/src/btree/node.rs:807:34
[INFO] [stdout]     |
[INFO] [stdout] 807 |                     MaybeUninit::first_ptr_mut(&mut self.as_internal_mut().edges),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `first_ptr_mut` found for union `MaybeUninit` in the current scope
[INFO] [stdout]    --> alloc_collections/src/btree/node.rs:866:42
[INFO] [stdout]     |
[INFO] [stdout] 866 | ...                   MaybeUninit::first_ptr_mut(&mut internal.as_internal_mut().edges),
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]     --> alloc_collections/src/btree/node.rs:1095:69
[INFO] [stdout]      |
[INFO] [stdout] 1095 |                     Handle::new_edge(left.reborrow_mut(), self.idx).insert_fit(key, val)
[INFO] [stdout]      |                                                                     ^^^^^^^^^^ multiple `insert_fit` found
[INFO] [stdout]      |
[INFO] [stdout] note: candidate #1 is defined in an impl for the type `Handle<NodeRef<Mut<'a>, K, V, node::marker::Leaf, Allocator>, Edge, Allocator>`
[INFO] [stdout]     --> alloc_collections/src/btree/node.rs:1065:5
[INFO] [stdout]      |
[INFO] [stdout] 1065 |     fn insert_fit(&mut self, key: K, val: V) -> *mut V {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in an impl for the type `Handle<NodeRef<Mut<'a>, K, V, node::marker::Internal, Allocator>, Edge, Allocator>`
[INFO] [stdout]     --> alloc_collections/src/btree/node.rs:1134:5
[INFO] [stdout]      |
[INFO] [stdout] 1134 |     fn insert_fit(&mut self, key: K, val: V, edge: Root<K, V, Allocator>) {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]     --> alloc_collections/src/btree/node.rs:1102:23
[INFO] [stdout]      |
[INFO] [stdout] 1102 |                     ).insert_fit(key, val)
[INFO] [stdout]      |                       ^^^^^^^^^^ multiple `insert_fit` found
[INFO] [stdout]      |
[INFO] [stdout] note: candidate #1 is defined in an impl for the type `Handle<NodeRef<Mut<'a>, K, V, node::marker::Leaf, Allocator>, Edge, Allocator>`
[INFO] [stdout]     --> alloc_collections/src/btree/node.rs:1065:5
[INFO] [stdout]      |
[INFO] [stdout] 1065 |     fn insert_fit(&mut self, key: K, val: V) -> *mut V {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in an impl for the type `Handle<NodeRef<Mut<'a>, K, V, node::marker::Internal, Allocator>, Edge, Allocator>`
[INFO] [stdout]     --> alloc_collections/src/btree/node.rs:1134:5
[INFO] [stdout]      |
[INFO] [stdout] 1134 |     fn insert_fit(&mut self, key: K, val: V, edge: Root<K, V, Allocator>) {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `first_ptr_mut` found for union `MaybeUninit` in the current scope
[INFO] [stdout]     --> alloc_collections/src/btree/node.rs:1145:34
[INFO] [stdout]      |
[INFO] [stdout] 1145 |                     MaybeUninit::first_ptr_mut(&mut self.node.as_internal_mut().edges),
[INFO] [stdout]      |                                  ^^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]     --> alloc_collections/src/btree/node.rs:1175:69
[INFO] [stdout]      |
[INFO] [stdout] 1175 |                     Handle::new_edge(left.reborrow_mut(), self.idx).insert_fit(key, val, edge);
[INFO] [stdout]      |                                                                     ^^^^^^^^^^ multiple `insert_fit` found
[INFO] [stdout]      |
[INFO] [stdout] note: candidate #1 is defined in an impl for the type `Handle<NodeRef<Mut<'a>, K, V, node::marker::Leaf, Allocator>, Edge, Allocator>`
[INFO] [stdout]     --> alloc_collections/src/btree/node.rs:1065:5
[INFO] [stdout]      |
[INFO] [stdout] 1065 |     fn insert_fit(&mut self, key: K, val: V) -> *mut V {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in an impl for the type `Handle<NodeRef<Mut<'a>, K, V, node::marker::Internal, Allocator>, Edge, Allocator>`
[INFO] [stdout]     --> alloc_collections/src/btree/node.rs:1134:5
[INFO] [stdout]      |
[INFO] [stdout] 1134 |     fn insert_fit(&mut self, key: K, val: V, edge: Root<K, V, Allocator>) {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]     --> alloc_collections/src/btree/node.rs:1182:23
[INFO] [stdout]      |
[INFO] [stdout] 1182 |                     ).insert_fit(key, val, edge);
[INFO] [stdout]      |                       ^^^^^^^^^^ multiple `insert_fit` found
[INFO] [stdout]      |
[INFO] [stdout] note: candidate #1 is defined in an impl for the type `Handle<NodeRef<Mut<'a>, K, V, node::marker::Leaf, Allocator>, Edge, Allocator>`
[INFO] [stdout]     --> alloc_collections/src/btree/node.rs:1065:5
[INFO] [stdout]      |
[INFO] [stdout] 1065 |     fn insert_fit(&mut self, key: K, val: V) -> *mut V {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in an impl for the type `Handle<NodeRef<Mut<'a>, K, V, node::marker::Internal, Allocator>, Edge, Allocator>`
[INFO] [stdout]     --> alloc_collections/src/btree/node.rs:1134:5
[INFO] [stdout]      |
[INFO] [stdout] 1134 |     fn insert_fit(&mut self, key: K, val: V, edge: Root<K, V, Allocator>) {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 81 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0034, E0277, E0432, E0554, E0557, E0599, E0635.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alloc_collections` due to 82 previous errors; 4 warnings emitted
[INFO] [stdout] For more information about an error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "525e64fe5a4f5e90c179b03998ad36c4658272b73a4a20ec9684cecbf291fcbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "525e64fe5a4f5e90c179b03998ad36c4658272b73a4a20ec9684cecbf291fcbc", kill_on_drop: false }`
[INFO] [stdout] 525e64fe5a4f5e90c179b03998ad36c4658272b73a4a20ec9684cecbf291fcbc