[INFO] crate chessground 0.8.0 is already in cache
[INFO] checking chessground-0.8.0 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate chessground 0.8.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate chessground 0.8.0 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 050169f35122a95d0c68eed1c4447aa7020baf870aa20879fc4b690437eaf1f4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "050169f35122a95d0c68eed1c4447aa7020baf870aa20879fc4b690437eaf1f4"`
[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]     Checking 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]     Checking 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 gdk-pixbuf-sys v0.6.0
[INFO] [stderr]    Compiling cairo-sys-rs 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 shakmaty v0.8.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking btoi v0.3.0
[INFO] [stderr]     Checking glib v0.5.0
[INFO] [stderr]     Checking 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 relm-attributes v0.14.6
[INFO] [stderr]     Checking rsvg v0.4.0
[INFO] [stderr]     Checking relm-core v0.14.6
[INFO] [stderr]     Checking relm-state v0.14.6
[INFO] [stderr]     Checking relm v0.14.6
[INFO] [stderr]     Checking chessground v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ground.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | #[derive(Debug, Msg)]
[INFO] [stderr]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stderr] 54 | pub enum GroundMsg {
[INFO] [stderr] 55 |     /// Flip the board.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ground.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | #[derive(Debug, Msg)]
[INFO] [stderr]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stderr] ...
[INFO] [stderr] 57 |     /// Set the board orientation.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ground.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | #[derive(Debug, Msg)]
[INFO] [stderr]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stderr] ...
[INFO] [stderr] 59 |     /// Set up a position configuration.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ground.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | #[derive(Debug, Msg)]
[INFO] [stderr]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stderr] ...
[INFO] [stderr] 61 |     /// Set up a board.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ground.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | #[derive(Debug, Msg)]
[INFO] [stderr]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stderr] ...
[INFO] [stderr] 64 |     /// Sent when the completed a piece drag or move.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ground.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | #[derive(Debug, Msg)]
[INFO] [stderr]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stderr] ...
[INFO] [stderr] 66 |     /// Sent when shapes are added, removed or cleared.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ground.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | #[derive(Debug, Msg)]
[INFO] [stderr]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stderr] 54 | pub enum GroundMsg {
[INFO] [stderr] 55 |     /// Flip the board.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ground.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | #[derive(Debug, Msg)]
[INFO] [stderr]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stderr] ...
[INFO] [stderr] 57 |     /// Set the board orientation.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ground.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | #[derive(Debug, Msg)]
[INFO] [stderr]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stderr] ...
[INFO] [stderr] 59 |     /// Set up a position configuration.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ground.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | #[derive(Debug, Msg)]
[INFO] [stderr]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stderr] ...
[INFO] [stderr] 61 |     /// Set up a board.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ground.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | #[derive(Debug, Msg)]
[INFO] [stderr]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stderr] ...
[INFO] [stderr] 64 |     /// Sent when the completed a piece drag or move.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ground.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | #[derive(Debug, Msg)]
[INFO] [stderr]    |                 --- rustdoc does not generate documentation for match arms
[INFO] [stderr] ...
[INFO] [stderr] 66 |     /// Sent when shapes are added, removed or cleared.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]   --> examples/editor.rs:48:20
[INFO] [stderr]    |
[INFO] [stderr] 48 |             #[name="ground"]
[INFO] [stderr]    |                    ^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> examples/play.rs:147:24
[INFO] [stderr]     |
[INFO] [stderr] 147 |                 #[name="ground"]
[INFO] [stderr]     |                        ^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/editor.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(proc_macro)]
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/play.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(proc_macro)]
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 00s
[INFO] running `"docker" "inspect" "050169f35122a95d0c68eed1c4447aa7020baf870aa20879fc4b690437eaf1f4"`
[INFO] running `"docker" "rm" "-f" "050169f35122a95d0c68eed1c4447aa7020baf870aa20879fc4b690437eaf1f4"`
[INFO] [stdout] 050169f35122a95d0c68eed1c4447aa7020baf870aa20879fc4b690437eaf1f4
