gut 0.3.1

# rustc version
rustc 1.40.0-nightly (38048763e 2019-11-06)
# docs.rs version
docsrs 0.6.0 (2cc016f 2019-11-06)

# build log
[INFO] running `"docker" "create" "-v" "/home/cratesfyi/workspace/builds/gut-0.3.1/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/gut-0.3.1/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" "MAP_USER_ID=1001" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=-Z unstable-options --resource-suffix -20191106-1.40.0-nightly-38048763e --static-root-path / --disable-per-crate-search --extern-html-root-url reinterpret=https://docs.rs/reinterpret/0.2.1 --extern-html-root-url cgmath=https://docs.rs/cgmath/0.17.0 --extern-html-root-url rand=https://docs.rs/rand/0.7.2 --extern-html-root-url gut_derive=https://docs.rs/gut-derive/0.1.0 --extern-html-root-url fnv=https://docs.rs/fnv/1.0.6 --extern-html-root-url num_traits=https://docs.rs/num-traits/0.2.8 --extern-html-root-url criterion=https://docs.rs/criterion/0.3.0 --extern-html-root-url approx=https://docs.rs/approx/0.3.2 --extern-html-root-url autodiff=https://docs.rs/autodiff/0.1.9 --extern-html-root-url data_buffer=https://docs.rs/data-buffer/0.7.0" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "3221225472" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--lib" "--no-deps" "--target" "x86_64-unknown-linux-gnu"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 87e2ea5f8733fe3e43d736d65236fabc7b27c38c0d090b15ef0d3bc71a6abfb4
[INFO] running `"docker" "start" "-a" "87e2ea5f8733fe3e43d736d65236fabc7b27c38c0d090b15ef0d3bc71a6abfb4"`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]     Checking reinterpret v0.2.1
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking data-buffer v0.7.0
[INFO] [stderr]     Checking autodiff v0.1.9
[INFO] [stderr]    Compiling gut-derive v0.1.0
[INFO] [stderr]  Documenting gut v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.90s
[INFO] running `"docker" "inspect" "87e2ea5f8733fe3e43d736d65236fabc7b27c38c0d090b15ef0d3bc71a6abfb4"`
[INFO] running `"docker" "rm" "-f" "87e2ea5f8733fe3e43d736d65236fabc7b27c38c0d090b15ef0d3bc71a6abfb4"`
[INFO] [stdout] 87e2ea5f8733fe3e43d736d65236fabc7b27c38c0d090b15ef0d3bc71a6abfb4