[INFO] fetching crate wgctrl-sys 0.1.0...
[INFO] documenting wgctrl-sys-0.1.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate wgctrl-sys 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate wgctrl-sys 0.1.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wgctrl-sys 0.1.0
[INFO] finished tweaking crates.io crate wgctrl-sys 0.1.0
[INFO] tweaked toml for crates.io crate wgctrl-sys 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7e5c93cef5af8b6f72562e29354f2bc9eedc0bec075e8989b0ca1cf79dbd7270
[INFO] running `Command { std: "docker" "start" "-a" "7e5c93cef5af8b6f72562e29354f2bc9eedc0bec075e8989b0ca1cf79dbd7270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e5c93cef5af8b6f72562e29354f2bc9eedc0bec075e8989b0ca1cf79dbd7270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e5c93cef5af8b6f72562e29354f2bc9eedc0bec075e8989b0ca1cf79dbd7270", kill_on_drop: false }`
[INFO] [stdout] 7e5c93cef5af8b6f72562e29354f2bc9eedc0bec075e8989b0ca1cf79dbd7270
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85110e71ed3812489adc884f01f23236714180de5a43856a60407c604c202135
[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" "85110e71ed3812489adc884f01f23236714180de5a43856a60407c604c202135", kill_on_drop: false }`
[INFO] [stderr]    Compiling bindgen v0.39.0
[INFO] [stderr]    Compiling wgctrl-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: c/wireguard.c: In function 'mnl_cb_noop':
[INFO] [stderr] warning: c/wireguard.c:443:47: warning: unused parameter 'nlh' [-Wunused-parameter]
[INFO] [stderr] warning:   443 | static int mnl_cb_noop(const struct nlmsghdr *nlh, void *data)
[INFO] [stderr] warning:       |                        ~~~~~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: c/wireguard.c:443:58: warning: unused parameter 'data' [-Wunused-parameter]
[INFO] [stderr] warning:   443 | static int mnl_cb_noop(const struct nlmsghdr *nlh, void *data)
[INFO] [stderr] warning:       |                                                    ~~~~~~^~~~
[INFO] [stderr] warning: c/wireguard.c: In function 'mnl_cb_error':
[INFO] [stderr] warning: c/wireguard.c:448:59: warning: unused parameter 'data' [-Wunused-parameter]
[INFO] [stderr] warning:   448 | static int mnl_cb_error(const struct nlmsghdr *nlh, void *data)
[INFO] [stderr] warning:       |                                                     ~~~~~~^~~~
[INFO] [stderr] warning: c/wireguard.c: In function 'mnl_cb_stop':
[INFO] [stderr] warning: c/wireguard.c:465:47: warning: unused parameter 'nlh' [-Wunused-parameter]
[INFO] [stderr] warning:   465 | static int mnl_cb_stop(const struct nlmsghdr *nlh, void *data)
[INFO] [stderr] warning:       |                        ~~~~~~~~~~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: c/wireguard.c:465:58: warning: unused parameter 'data' [-Wunused-parameter]
[INFO] [stderr] warning:   465 | static int mnl_cb_stop(const struct nlmsghdr *nlh, void *data)
[INFO] [stderr] warning:       |                                                    ~~~~~~^~~~
[INFO] [stderr]  Documenting wgctrl-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.81s
[INFO] running `Command { std: "docker" "inspect" "85110e71ed3812489adc884f01f23236714180de5a43856a60407c604c202135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85110e71ed3812489adc884f01f23236714180de5a43856a60407c604c202135", kill_on_drop: false }`
[INFO] [stdout] 85110e71ed3812489adc884f01f23236714180de5a43856a60407c604c202135