minigrep_robin 0.1.1

minigrep from Rust book
Documentation
Build #285868 2020-08-25T17:49:48.854704+00:00
# rustc version
rustc 1.47.0-nightly (f44c6e4e2 2020-08-24)
# docs.rs version
docsrs 0.6.0 (f0b48fe 2020-08-25)

# build log
[INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace/builds/minigrep_robin-0.1.1/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/minigrep_robin-0.1.1/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" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=-Z unstable-options --static-root-path / --cap-lints warn --resource-suffix -20200824-1.47.0-nightly-f44c6e4e2" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--lib" "--no-deps" "-j2", kill_on_drop: false }`
[INFO] [stdout] 800bf7e37cc25459b0aee894f8434909935f575e421f0d44434b8337df74839c
[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" "800bf7e37cc25459b0aee894f8434909935f575e421f0d44434b8337df74839c", kill_on_drop: false }`
[INFO] [stderr] /opt/crates-build-env/entrypoint.sh: line 7: /etc/hosts: Permission denied
[INFO] [stderr]  Documenting minigrep_robin v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "800bf7e37cc25459b0aee894f8434909935f575e421f0d44434b8337df74839c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "800bf7e37cc25459b0aee894f8434909935f575e421f0d44434b8337df74839c", kill_on_drop: false }`
[INFO] [stdout] 800bf7e37cc25459b0aee894f8434909935f575e421f0d44434b8337df74839c