bindgen 0.53.2

# rustc version
rustc 1.43.0-nightly (564758c4c 2020-03-08)
# docs.rs version
docsrs 0.6.0 (be4a0c1 2020-03-04)

# build log
[INFO] running `"docker" "create" "-v" "/home/cratesfyi/workspace/builds/bindgen-0.53.2/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/bindgen-0.53.2/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 -20200308-1.43.0-nightly-564758c4c --static-root-path / --extern-html-root-url log=https://docs.rs/log/0.4.8 --extern-html-root-url proc_macro2=https://docs.rs/proc-macro2/1.0.4 --extern-html-root-url lazycell=https://docs.rs/lazycell/1.2.1 --extern-html-root-url which=https://docs.rs/which/3.0.0 --extern-html-root-url diff=https://docs.rs/diff/0.1.11 --extern-html-root-url clap=https://docs.rs/clap/2.33.0 --extern-html-root-url bitflags=https://docs.rs/bitflags/1.2.0 --extern-html-root-url quote=https://docs.rs/quote/1.0.2 --extern-html-root-url clang_sys=https://docs.rs/clang-sys/0.29.0 --extern-html-root-url cfg_if=https://docs.rs/cfg-if/0.1.10 --extern-html-root-url rustc_hash=https://docs.rs/rustc-hash/1.0.1 --extern-html-root-url peeking_take_while=https://docs.rs/peeking_take_while/0.1.2 --extern-html-root-url shlex=https://docs.rs/shlex/0.1.1 --extern-html-root-url cexpr=https://docs.rs/cexpr/0.4.0 --extern-html-root-url env_logger=https://docs.rs/env_logger/0.7.0 --extern-html-root-url regex=https://docs.rs/regex/1.3.1 --extern-html-root-url lazy_static=https://docs.rs/lazy_static/1.4.0" "-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"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 48381e2cd7800c4216b1677fbaa9fe23574c0d9f550064c98573571abfa9e9f6
[INFO] running `"docker" "start" "-a" "48381e2cd7800c4216b1677fbaa9fe23574c0d9f550064c98573571abfa9e9f6"`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling bindgen v0.53.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking peeking_take_while v0.1.2
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling clang-sys v0.29.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking which v3.0.0
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking env_logger v0.7.0
[INFO] [stderr]     Checking cexpr v0.4.0
[INFO] [stderr]  Documenting bindgen v0.53.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.10s
[INFO] running `"docker" "inspect" "48381e2cd7800c4216b1677fbaa9fe23574c0d9f550064c98573571abfa9e9f6"`
[INFO] running `"docker" "rm" "-f" "48381e2cd7800c4216b1677fbaa9fe23574c0d9f550064c98573571abfa9e9f6"`
[INFO] [stdout] 48381e2cd7800c4216b1677fbaa9fe23574c0d9f550064c98573571abfa9e9f6