leveled-hash-map 1.1.7

A structure to separate values into different levels with keys. Every key-value entry which is not at the top level has a parent key at the superior level. Keys at the same level are unique, no matter what parent keys they have.
Documentation
Build #275987 2020-07-29T02:30:28.564841+00:00
# rustc version
rustc 1.47.0-nightly (6c8927b0c 2020-07-26)
# docs.rs version
docsrs 0.6.0 (01016e6 2020-07-27)

# build log
[INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace/builds/leveled-hash-map-1.1.7/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/leveled-hash-map-1.1.7/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" "MAP_USER_ID=1001" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=-Z unstable-options --resource-suffix -20200726-1.47.0-nightly-6c8927b0c --static-root-path / --cap-lints warn" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--lib" "--no-deps" "-j2", kill_on_drop: false }`
[INFO] [stdout] a40b44a79a263a2de8f7b384d6500fc6dfeeab6bfde124820727fb9c672c8366
[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" "a40b44a79a263a2de8f7b384d6500fc6dfeeab6bfde124820727fb9c672c8366", kill_on_drop: false }`
[INFO] [stderr]  Documenting leveled-hash-map v1.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "a40b44a79a263a2de8f7b384d6500fc6dfeeab6bfde124820727fb9c672c8366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a40b44a79a263a2de8f7b384d6500fc6dfeeab6bfde124820727fb9c672c8366", kill_on_drop: false }`
[INFO] [stdout] a40b44a79a263a2de8f7b384d6500fc6dfeeab6bfde124820727fb9c672c8366