[INFO] fetching crate chessground 0.8.0...
[INFO] testing chessground-0.8.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate chessground 0.8.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate chessground 0.8.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chessground 0.8.0
[INFO] finished tweaking crates.io crate chessground 0.8.0
[INFO] tweaked toml for crates.io crate chessground 0.8.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded c_vec v1.3.3
[INFO] [stderr]   Downloaded relm-attributes v0.14.6
[INFO] [stderr]   Downloaded gio v0.4.1
[INFO] [stderr]   Downloaded relm-gen-widget v0.14.6
[INFO] [stderr]   Downloaded relm v0.14.6
[INFO] [stderr]   Downloaded relm-derive-common v0.14.6
[INFO] [stderr]   Downloaded rsvg-sys v0.6.0
[INFO] [stderr]   Downloaded rsvg v0.4.0
[INFO] [stderr]   Downloaded btoi v0.3.0
[INFO] [stderr]   Downloaded option-filter v1.0.2
[INFO] [stderr]   Downloaded relm-derive v0.14.6
[INFO] [stderr]   Downloaded relm-state v0.14.6
[INFO] [stderr]   Downloaded relm-core v0.14.6
[INFO] [stderr]   Downloaded shakmaty v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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-2020-10-09" "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] 6357ad420997842203de3e67acb6ede053c2254d3f174ffb95dda64888a8d4b7
[INFO] running `Command { std: "docker" "start" "-a" "6357ad420997842203de3e67acb6ede053c2254d3f174ffb95dda64888a8d4b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6357ad420997842203de3e67acb6ede053c2254d3f174ffb95dda64888a8d4b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6357ad420997842203de3e67acb6ede053c2254d3f174ffb95dda64888a8d4b7", kill_on_drop: false }`
[INFO] [stdout] 6357ad420997842203de3e67acb6ede053c2254d3f174ffb95dda64888a8d4b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "RUSTFLAGS=--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-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58105c2bd5198fd09e56d17eb778a7e0c2cc421d29c082e31702bd75aecfd36b
[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" "58105c2bd5198fd09e56d17eb778a7e0c2cc421d29c082e31702bd75aecfd36b", kill_on_drop: false }`
[INFO] [stderr]    Compiling gio v0.4.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.4.0
[INFO] [stderr]    Compiling cairo-rs v0.4.1
[INFO] [stderr]    Compiling c_vec v1.3.3
[INFO] [stderr]    Compiling gdk v0.8.0
[INFO] [stderr]    Compiling gtk v0.4.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling option-filter v1.0.2
[INFO] [stderr]    Compiling glib-sys v0.6.0
[INFO] [stderr]    Compiling gobject-sys v0.6.0
[INFO] [stderr]    Compiling gio-sys v0.6.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.6.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.6.0
[INFO] [stderr]    Compiling pango-sys v0.6.0
[INFO] [stderr]    Compiling gdk-sys v0.6.0
[INFO] [stderr]    Compiling atk-sys v0.6.0
[INFO] [stderr]    Compiling gtk-sys v0.6.0
[INFO] [stderr]    Compiling rsvg-sys v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling shakmaty v0.8.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling btoi v0.3.0
[INFO] [stderr]    Compiling glib v0.5.0
[INFO] [stderr]    Compiling pango v0.4.0
[INFO] [stderr]    Compiling relm-gen-widget v0.14.6
[INFO] [stderr]    Compiling relm-derive-common v0.14.6
[INFO] [stderr]    Compiling relm-derive v0.14.6
[INFO] [stderr]    Compiling rsvg v0.4.0
[INFO] [stderr]    Compiling relm-core v0.14.6
[INFO] [stderr]    Compiling relm-state v0.14.6
[INFO] [stderr]    Compiling relm v0.14.6
[INFO] [stderr]    Compiling chessground v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/ground.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | #[derive(Debug, Msg)]
[INFO] [stdout]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stdout] 54 | pub enum GroundMsg {
[INFO] [stdout] 55 |     /// Flip the board.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/ground.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | #[derive(Debug, Msg)]
[INFO] [stdout]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stdout] ...
[INFO] [stdout] 57 |     /// Set the board orientation.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/ground.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | #[derive(Debug, Msg)]
[INFO] [stdout]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stdout] ...
[INFO] [stdout] 59 |     /// Set up a position configuration.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/ground.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | #[derive(Debug, Msg)]
[INFO] [stdout]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stdout] ...
[INFO] [stdout] 61 |     /// Set up a board.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/ground.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | #[derive(Debug, Msg)]
[INFO] [stdout]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stdout] ...
[INFO] [stdout] 64 |     /// Sent when the completed a piece drag or move.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/ground.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | #[derive(Debug, Msg)]
[INFO] [stdout]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stdout] ...
[INFO] [stdout] 66 |     /// Sent when shapes are added, removed or cleared.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gtk`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name gtk /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gtk-0.4.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=aa1ef312c9bb697d -C extra-filename=-aa1ef312c9bb697d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-ef3b499484556621.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-ae4b5f9db4713201.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-e0403e4ccd9e7570.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-d94a6834c78b9d2a.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-5fd3fbd443346ede.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-5038d1b8e490d224.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-9651fcb4792dc11a.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-d8287a07cc55ef4e.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-efc036d539f22886.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-229a0649caec18ac.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-6bf18716b0aa87f4.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-4dbba36e1ec6873c.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-c7d92be097e8df0e.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-03dc560a77c5aa3e.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-e52aab25f5d90c7e.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-5a00e56f9baf3cac.rmeta --cap-lints allow --cap-lints=warn -L native=/usr/lib/x86_64-linux-gnu` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "58105c2bd5198fd09e56d17eb778a7e0c2cc421d29c082e31702bd75aecfd36b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58105c2bd5198fd09e56d17eb778a7e0c2cc421d29c082e31702bd75aecfd36b", kill_on_drop: false }`
[INFO] [stdout] 58105c2bd5198fd09e56d17eb778a7e0c2cc421d29c082e31702bd75aecfd36b
