bs58 0.4.0

# rustc version
rustc 1.49.0-nightly (ffa2e7ae8 2020-10-24)# docs.rs version
docsrs 0.6.0 (78bbded 2020-10-30)# build log
[INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace/builds/bs58-0.4.0/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/bs58-0.4.0/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" "2" "--user" "1001:1001" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "--all-features" "-j2" "--" "--cfg" "docsrs" "-Z" "unstable-options" "--extern-html-root-url" "rust_base58=https://docs.rs/rust-base58/0.0.4" "--extern-html-root-url" "criterion=https://docs.rs/criterion/0.3.3" "--extern-html-root-url" "base58=https://docs.rs/base58/0.1.0" "--extern-html-root-url" "assert_matches=https://docs.rs/assert_matches/1.4.0" "--resource-suffix" "-20201024-1.49.0-nightly-ffa2e7ae8" "--static-root-path" "/" "--cap-lints" "warn" "--disable-per-crate-search", 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] 3af9e93e462e5c142aacdbd8048d02690433501844191d8ef171ef66cc33b8c9
[INFO] running `Command { std: "docker" "start" "-a" "3af9e93e462e5c142aacdbd8048d02690433501844191d8ef171ef66cc33b8c9", kill_on_drop: false }`
[INFO] [stderr] /opt/crates-build-env/entrypoint.sh: line 7: /etc/hosts: Permission denied
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]  Documenting bs58 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.84s
[INFO] running `Command { std: "docker" "inspect" "3af9e93e462e5c142aacdbd8048d02690433501844191d8ef171ef66cc33b8c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3af9e93e462e5c142aacdbd8048d02690433501844191d8ef171ef66cc33b8c9", kill_on_drop: false }`
[INFO] [stdout] 3af9e93e462e5c142aacdbd8048d02690433501844191d8ef171ef66cc33b8c9