docs.rs failed to build solana-client 1.10.4

[brson]

Problem

docs.rs currently says this about solana-client:

docs.rs failed to build solana-client-1.10.4
Please check the build logs for more information.
See Builds for ideas on how to fix a failed build, or Metadata for how to configure docs.rs builds.
If you believe this is docs.rs' fault, open an issue.

The logs:

# rustc version
rustc 1.61.0-nightly (d53246fed 2022-03-25)
# docs.rs version
docsrs 0.6.0 (539cd8a 2022-03-21)

# build log
[INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace/builds/solana-client-1.10.4/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/solana-client-1.10.4/source:/opt/rustwide/workdir:ro,Z" "-v" "/home/cratesfyi/workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/home/cratesfyi/workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "DOCS_RS=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "3221225472" "--cpus" "3" "--user" "1001:1001" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20220325-1.61.0-nightly-d53246fed\", \"--static-root-path\", \"/\", \"--cap-lints\", \"warn\", \"--disable-per-crate-search\"]" "-Zunstable-options" "--config=doc.extern-map.registries.crates-io=\"https://docs.rs/{pkg_name}/{version}/x86_64-unknown-linux-gnu\"" "-j3" "--target" "x86_64-unknown-linux-gnu", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1664ba66e2039fc3e3b8dd48fbaf0d436a6ecada0eb28c64ca1ba627502891e6
[INFO] running `Command { std: "docker" "start" "-a" "1664ba66e2039fc3e3b8dd48fbaf0d436a6ecada0eb28c64ca1ba627502891e6", kill_on_drop: false }`
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]    Compiling num_enum_derive v0.5.7
[INFO] [stderr]     Checking h2 v0.3.12
[INFO] [stderr] error: no rules expected the token `aarch64_apple`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/proxy-git.cwkhome.fun-1ecc6299db9ec823/ring-0.16.20/src/cpu.rs:257:13
[INFO] [stderr]     |
[INFO] [stderr] 165 |     macro_rules! features {
[INFO] [stderr]     |     --------------------- when calling this macro
[INFO] [stderr] ...
[INFO] [stderr] 257 |             aarch64_apple: true,
[INFO] [stderr]     |             ^^^^^^^^^^^^^ no rules expected this token in macro call
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `AES` in module `cpu::arm`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/proxy-git.cwkhome.fun-1ecc6299db9ec823/ring-0.16.20/src/aead/aes.rs:381:65
[INFO] [stderr]     |
[INFO] [stderr] 381 |         if cpu::intel::AES.available(cpu_features) || cpu::arm::AES.available(cpu_features) {
[INFO] [stderr]     |                                                                 ^^^ not found in `cpu::arm`
[INFO] [stderr]     |
[INFO] [stderr] help: consider importing this constant
[INFO] [stderr]     |
[INFO] [stderr] 15  | use crate::cpu::intel::AES;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `PMULL` in module `cpu::arm`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/proxy-git.cwkhome.fun-1ecc6299db9ec823/ring-0.16.20/src/aead/gcm.rs:315:26
[INFO] [stderr]     |
[INFO] [stderr] 315 |             || cpu::arm::PMULL.available(cpu_features)
[INFO] [stderr]     |                          ^^^^^ not found in `cpu::arm`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `ARMCAP_STATIC` in this scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/proxy-git.cwkhome.fun-1ecc6299db9ec823/ring-0.16.20/src/cpu.rs:235:41
[INFO] [stderr]     |
[INFO] [stderr] 235 |             if self.mask == self.mask & ARMCAP_STATIC {
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `ring` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1664ba66e2039fc3e3b8dd48fbaf0d436a6ecada0eb28c64ca1ba627502891e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1664ba66e2039fc3e3b8dd48fbaf0d436a6ecada0eb28c64ca1ba627502891e6", kill_on_drop: false }`
[INFO] [stdout] 1664ba66e2039fc3e3b8dd48fbaf0d436a6ecada0eb28c64ca1ba627502891e6

[totikom]

This is probably caused by rust-lang/rust#95267

[CriesofCarrots]

Looks like that ^ is indeed the cause.
I have filed an issue with https://github.com/rust-lang/docs.rs about rebuilding.