multi-map 1.3.0

# rustc version
rustc 1.44.0-nightly (14061868b 2020-04-10)# docs.rs version
docsrs 0.6.0 (f166fcc 2020-04-10)# build log
[INFO] running `"docker" "create" "-v" "/home/cratesfyi/workspace/builds/multi-map-1.3.0/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/multi-map-1.3.0/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" "MAP_USER_ID=1001" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=-Z unstable-options --resource-suffix -20200410-1.44.0-nightly-14061868b --static-root-path / --cap-lints warn" "-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"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 09d5ba6b4d0ba8952fd8549028793d0d431d65ee9d4d7d5f5b1d0ed9940d3735
[INFO] running `"docker" "start" "-a" "09d5ba6b4d0ba8952fd8549028793d0d431d65ee9d4d7d5f5b1d0ed9940d3735"`
[INFO] [stderr]  Documenting multi-map v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `[iter]` cannot be resolved, ignoring it.
[INFO] [stderr]    --> src/lib.rs:268:38
[INFO] [stderr]     |
[INFO] [stderr] 268 | /// This `struct` is created by the [`iter`] method on [`MultiMap`]. See its
[INFO] [stderr]     |                                      ^^^^^^ cannot be resolved, ignoring
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stderr]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stderr] 
[INFO] [stderr] warning: `[into_iter]` cannot be resolved, ignoring it.
[INFO] [stderr]    --> src/lib.rs:278:38
[INFO] [stderr]     |
[INFO] [stderr] 278 | /// This `struct` is created by the [`into_iter`] method on [`MultiMap`]
[INFO] [stderr]     |                                      ^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stderr]     |
[INFO] [stderr]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "09d5ba6b4d0ba8952fd8549028793d0d431d65ee9d4d7d5f5b1d0ed9940d3735"`
[INFO] running `"docker" "rm" "-f" "09d5ba6b4d0ba8952fd8549028793d0d431d65ee9d4d7d5f5b1d0ed9940d3735"`
[INFO] [stdout] 09d5ba6b4d0ba8952fd8549028793d0d431d65ee9d4d7d5f5b1d0ed9940d3735