[INFO] cloning repository https://github.com/creekpld/hello-gtk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/creekpld/hello-gtk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcreekpld%2Fhello-gtk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcreekpld%2Fhello-gtk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64c578bc42202437786eb76409f340f328e01f68
[INFO] documenting creekpld/hello-gtk against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcreekpld%2Fhello-gtk" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/creekpld/hello-gtk 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 git repo https://github.com/creekpld/hello-gtk
[INFO] finished tweaking git repo https://github.com/creekpld/hello-gtk
[INFO] tweaked toml for git repo https://github.com/creekpld/hello-gtk written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/creekpld/hello-gtk already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/gtk-rs/gdk.git`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir.git`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir-files.git`
[INFO] [stderr]     Updating git repository `https://github.com/gtk-rs/gtk.git`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir.git`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir-files.git`
[INFO] [stderr]     Updating git repository `https://github.com/gtk-rs/cairo`
[INFO] [stderr]     Updating git repository `https://github.com/gtk-rs/gdk-pixbuf`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir.git`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir-files.git`
[INFO] [stderr]     Updating git repository `https://github.com/gtk-rs/sys`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir-files`
[INFO] [stderr]     Updating git repository `https://github.com/gtk-rs/gio`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir.git`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir-files.git`
[INFO] [stderr]     Updating git repository `https://github.com/gtk-rs/glib`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir.git`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir-files.git`
[INFO] [stderr]     Updating git repository `https://github.com/gtk-rs/pango`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir.git`
[INFO] [stderr]     Updating git submodule `https://github.com/gtk-rs/gir-files.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winapi v0.3.3
[INFO] [stderr]   Downloaded c_vec v1.2.1
[INFO] [stderr]   Downloaded libc v0.2.35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 5ec2f0f022a907c1a36e546f3e1c9092d88453e0fea99316a578b37bb1a81b20
[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" "5ec2f0f022a907c1a36e546f3e1c9092d88453e0fea99316a578b37bb1a81b20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ec2f0f022a907c1a36e546f3e1c9092d88453e0fea99316a578b37bb1a81b20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ec2f0f022a907c1a36e546f3e1c9092d88453e0fea99316a578b37bb1a81b20", kill_on_drop: false }`
[INFO] [stdout] 5ec2f0f022a907c1a36e546f3e1c9092d88453e0fea99316a578b37bb1a81b20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b03273e470f03545bf4c010dc43fb1d94ec77d96e2b5fa56b100162240fbcab2
[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" "b03273e470f03545bf4c010dc43fb1d94ec77d96e2b5fa56b100162240fbcab2", kill_on_drop: false }`
[INFO] [stderr]    Compiling gio v0.3.0 (https://github.com/gtk-rs/gio#c004cb85)
[INFO] [stderr]    Compiling cairo-rs v0.3.0 (https://github.com/gtk-rs/cairo#1327d569)
[INFO] [stderr]    Compiling gdk-pixbuf v0.3.0 (https://github.com/gtk-rs/gdk-pixbuf#1e9ce854)
[INFO] [stderr]    Compiling gdk v0.7.0 (https://github.com/gtk-rs/gdk.git#b294d3f4)
[INFO] [stderr]    Compiling gtk v0.3.0 (https://github.com/gtk-rs/gtk.git#1efdfd8d)
[INFO] [stderr]    Compiling glib-sys v0.5.0 (https://github.com/gtk-rs/sys#8d08c14d)
[INFO] [stderr]    Compiling gobject-sys v0.5.0 (https://github.com/gtk-rs/sys#8d08c14d)
[INFO] [stderr]    Compiling gio-sys v0.5.0 (https://github.com/gtk-rs/sys#8d08c14d)
[INFO] [stderr]    Compiling cairo-sys-rs v0.5.0 (https://github.com/gtk-rs/cairo#1327d569)
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.5.0 (https://github.com/gtk-rs/sys#8d08c14d)
[INFO] [stderr]    Compiling pango-sys v0.5.0 (https://github.com/gtk-rs/sys#8d08c14d)
[INFO] [stderr]    Compiling gdk-sys v0.5.0 (https://github.com/gtk-rs/sys#8d08c14d)
[INFO] [stderr]    Compiling atk-sys v0.5.0 (https://github.com/gtk-rs/sys#8d08c14d)
[INFO] [stderr]    Compiling gtk-sys v0.5.0 (https://github.com/gtk-rs/sys#8d08c14d)
[INFO] [stderr]     Checking glib v0.4.0 (https://github.com/gtk-rs/glib#a78f961b)
[INFO] [stderr]     Checking pango v0.3.0 (https://github.com/gtk-rs/pango#217b0816)
[INFO] [stderr]  Documenting hello-gtk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.87s
[INFO] running `Command { std: "docker" "inspect" "b03273e470f03545bf4c010dc43fb1d94ec77d96e2b5fa56b100162240fbcab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b03273e470f03545bf4c010dc43fb1d94ec77d96e2b5fa56b100162240fbcab2", kill_on_drop: false }`
[INFO] [stdout] b03273e470f03545bf4c010dc43fb1d94ec77d96e2b5fa56b100162240fbcab2