box-error 0.0.1

# rustc version
rustc 1.41.0-nightly (3ed3b8bb7 2019-12-17)
# docs.rs version
docsrs 0.6.0 (dceee29 2019-12-13)

# build log
[INFO] running `"docker" "create" "-v" "/home/cratesfyi/workspace/builds/box-error-0.0.1/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/box-error-0.0.1/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 -20191217-1.41.0-nightly-3ed3b8bb7 --static-root-path / --extern-html-root-url thiserror=https://docs.rs/thiserror/1.0.9" "-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"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 884e7d33b532918c1dce9087e306e316d0ea6ac00ee5304b5e4345b6f09350df
[INFO] running `"docker" "start" "-a" "884e7d33b532918c1dce9087e306e316d0ea6ac00ee5304b5e4345b6f09350df"`
[INFO] [stderr]  Documenting box-error v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "884e7d33b532918c1dce9087e306e316d0ea6ac00ee5304b5e4345b6f09350df"`
[INFO] running `"docker" "rm" "-f" "884e7d33b532918c1dce9087e306e316d0ea6ac00ee5304b5e4345b6f09350df"`
[INFO] [stdout] 884e7d33b532918c1dce9087e306e316d0ea6ac00ee5304b5e4345b6f09350df