[INFO] cloning repository https://github.com/kavniekerk/neovim-gtk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kavniekerk/neovim-gtk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkavniekerk%2Fneovim-gtk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkavniekerk%2Fneovim-gtk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 620328a66802fb246ee0d2802241027309c8e4f2
[INFO] documenting kavniekerk/neovim-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%2Fkavniekerk%2Fneovim-gtk" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kavniekerk/neovim-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/kavniekerk/neovim-gtk
[INFO] finished tweaking git repo https://github.com/kavniekerk/neovim-gtk
[INFO] tweaked toml for git repo https://github.com/kavniekerk/neovim-gtk written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/kavniekerk/neovim-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]  Downloading crates ...
[INFO] [stderr]   Downloaded cairo-sys-rs v0.7.0
[INFO] [stderr]   Downloaded gobject-sys v0.7.0
[INFO] [stderr]   Downloaded pango v0.5.0
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.7.0
[INFO] [stderr]   Downloaded gio-sys v0.7.0
[INFO] [stderr]   Downloaded gdk-sys v0.7.0
[INFO] [stderr]   Downloaded gdk-pixbuf v0.5.0
[INFO] [stderr]   Downloaded gtk v0.5.0
[INFO] [stderr]   Downloaded pangocairo v0.6.0
[INFO] [stderr]   Downloaded rmpv v0.4.0
[INFO] [stderr]   Downloaded neovim-lib v0.5.4
[INFO] [stderr]   Downloaded winres v0.1.6
[INFO] [stderr]   Downloaded glib-sys v0.7.0
[INFO] [stderr]   Downloaded gtk-sys v0.7.0
[INFO] [stderr]   Downloaded cairo-rs v0.5.0
[INFO] [stderr]   Downloaded pangocairo-sys v0.8.0
[INFO] [stderr]   Downloaded pango-sys v0.7.0
[INFO] [stderr]   Downloaded serde_bytes v0.10.4
[INFO] [stderr]   Downloaded unix-daemonize v0.1.2
[INFO] [stderr]   Downloaded glib v0.6.0
[INFO] [stderr]   Downloaded gio v0.5.0
[INFO] [stderr]   Downloaded atk-sys v0.7.0
[INFO] [stderr]   Downloaded gdk v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 7dc123e78d8169d077e70429a8e96f861af8193047a9b845dd68f4ae52a53a83
[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" "7dc123e78d8169d077e70429a8e96f861af8193047a9b845dd68f4ae52a53a83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dc123e78d8169d077e70429a8e96f861af8193047a9b845dd68f4ae52a53a83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc123e78d8169d077e70429a8e96f861af8193047a9b845dd68f4ae52a53a83", kill_on_drop: false }`
[INFO] [stdout] 7dc123e78d8169d077e70429a8e96f861af8193047a9b845dd68f4ae52a53a83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 0b5f3c9ed4e12b7eed090c892231110593dd09ddc37adbc9baf88c07de5cc22d
[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" "0b5f3c9ed4e12b7eed090c892231110593dd09ddc37adbc9baf88c07de5cc22d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cairo-rs v0.5.0
[INFO] [stderr]    Compiling gio v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.5.0
[INFO] [stderr]     Checking fragile v0.3.0
[INFO] [stderr]    Compiling gdk v0.9.0
[INFO] [stderr]    Compiling pangocairo v0.6.0
[INFO] [stderr]    Compiling gtk v0.5.0
[INFO] [stderr]     Checking termcolor v1.0.1
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling glib-sys v0.7.0
[INFO] [stderr]    Compiling gobject-sys v0.7.0
[INFO] [stderr]    Compiling gio-sys v0.7.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.7.0
[INFO] [stderr]    Compiling pango-sys v0.7.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.7.0
[INFO] [stderr]    Compiling gdk-sys v0.7.0
[INFO] [stderr]    Compiling atk-sys v0.7.0
[INFO] [stderr]    Compiling gtk-sys v0.7.0
[INFO] [stderr]    Compiling pangocairo-sys v0.8.0
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling phf_shared v0.7.22
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking dirs v1.0.3
[INFO] [stderr]     Checking unix-daemonize v0.1.2
[INFO] [stderr]    Compiling quote v0.6.5
[INFO] [stderr]     Checking serde_bytes v0.10.4
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking phf v0.7.22
[INFO] [stderr]     Checking rmp v0.8.7
[INFO] [stderr]    Compiling syn v0.14.7
[INFO] [stderr]     Checking regex v1.0.2
[INFO] [stderr]     Checking rmpv v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]     Checking glib v0.6.0
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]    Compiling nvim-gtk v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking neovim-lib v0.5.4
[INFO] [stderr]     Checking env_logger v0.5.12
[INFO] [stderr]    Compiling serde_derive v1.0.71
[INFO] [stderr]     Checking pango v0.5.0
[INFO] [stderr]  Documenting nvim-gtk v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "0b5f3c9ed4e12b7eed090c892231110593dd09ddc37adbc9baf88c07de5cc22d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b5f3c9ed4e12b7eed090c892231110593dd09ddc37adbc9baf88c07de5cc22d", kill_on_drop: false }`
[INFO] [stdout] 0b5f3c9ed4e12b7eed090c892231110593dd09ddc37adbc9baf88c07de5cc22d