[INFO] fetching crate mg 0.13.1...
[INFO] checking mg-0.13.1 against beta for pr-78714
[INFO] extracting crate mg 0.13.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mg 0.13.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mg 0.13.1
[INFO] finished tweaking crates.io crate mg 0.13.1
[INFO] tweaked toml for crates.io crate mg 0.13.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate mg 0.13.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2169eae0a0d8595ce5ee4a0ab2f211785bef178d25615c1409ebecaff848a57d
[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" "2169eae0a0d8595ce5ee4a0ab2f211785bef178d25615c1409ebecaff848a57d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2169eae0a0d8595ce5ee4a0ab2f211785bef178d25615c1409ebecaff848a57d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2169eae0a0d8595ce5ee4a0ab2f211785bef178d25615c1409ebecaff848a57d", kill_on_drop: false }`
[INFO] [stdout] 2169eae0a0d8595ce5ee4a0ab2f211785bef178d25615c1409ebecaff848a57d
[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" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c59d25185a28c323889aaed8efc87e8b4062f55c27e1aa7056f667f0ad67bbe8
[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" "c59d25185a28c323889aaed8efc87e8b4062f55c27e1aa7056f667f0ad67bbe8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling gio v0.9.0
[INFO] [stderr]    Compiling pango v0.9.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling gdk v0.13.0
[INFO] [stderr]    Compiling libxdo-sys v0.11.0
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling gtk v0.9.0
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking memchr v2.2.0
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking quote v0.6.11
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]     Checking libxdo v0.6.0
[INFO] [stderr]     Checking pretty_env_logger v0.2.5
[INFO] [stderr]    Compiling mg-settings-macros v0.4.2
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking mg-settings v0.4.3
[INFO] [stderr]    Compiling relm-derive v0.20.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling glib-sys v0.10.0
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling gio-sys v0.10.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.10.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
[INFO] [stderr]    Compiling pango-sys v0.10.0
[INFO] [stderr]    Compiling atk-sys v0.10.0
[INFO] [stderr]    Compiling gdk-sys v0.10.0
[INFO] [stderr]    Compiling gtk-sys v0.10.0
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking glib v0.10.1
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking relm v0.20.0
[INFO] [stderr]     Checking mg v0.13.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | #![feature(unboxed_closures)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::char`
[INFO] [stdout]   --> src/app/keypress.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::char;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `keyval_to_unicode`
[INFO] [stdout]   --> src/app/shortcut.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 25 | use gdk::{EventKey, ModifierType, keyval_to_unicode};
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/app/status_bar.rs:363:5
[INFO] [stdout]     |
[INFO] [stdout] 361 | #[derive(Msg)]
[INFO] [stdout]     |          --- rustdoc does not generate documentation for match arms
[INFO] [stdout] 362 | pub enum ItemMsg {
[INFO] [stdout] 363 |     /// Set the color of the status bar item.
[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/app/status_bar.rs:365:5
[INFO] [stdout]     |
[INFO] [stdout] 361 | #[derive(Msg)]
[INFO] [stdout]     |          --- rustdoc does not generate documentation for match arms
[INFO] [stdout] ...
[INFO] [stdout] 365 |     /// Set the text of the status bar item.
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | #![feature(unboxed_closures)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::char`
[INFO] [stdout]   --> src/app/keypress.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::char;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `keyval_to_unicode`
[INFO] [stdout]   --> src/app/shortcut.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 25 | use gdk::{EventKey, ModifierType, keyval_to_unicode};
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/app/status_bar.rs:363:5
[INFO] [stdout]     |
[INFO] [stdout] 361 | #[derive(Msg)]
[INFO] [stdout]     |          --- rustdoc does not generate documentation for match arms
[INFO] [stdout] 362 | pub enum ItemMsg {
[INFO] [stdout] 363 |     /// Set the color of the status bar item.
[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/app/status_bar.rs:365:5
[INFO] [stdout]     |
[INFO] [stdout] 361 | #[derive(Msg)]
[INFO] [stdout]     |          --- rustdoc does not generate documentation for match arms
[INFO] [stdout] ...
[INFO] [stdout] 365 |     /// Set the text of the status bar item.
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gtk::WidgetExt::override_background_color`
[INFO] [stdout]   --> src/app/color.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 51 |         status_bar.override_background_color(StateFlags::NORMAL, Some(TRANSPARENT));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gtk::WidgetExt::override_color`
[INFO] [stdout]   --> src/app/color.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |         status_bar.override_color(StateFlags::NORMAL, Some(&self.model.foreground_color));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gtk::WidgetExt::override_background_color`
[INFO] [stdout]   --> src/app/color.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     widget.override_background_color(StateFlags::NORMAL, Some(&RGBA::blue()));
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gtk::WidgetExt::override_background_color`
[INFO] [stdout]   --> src/app/color.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     widget.override_background_color(StateFlags::NORMAL, Some(&RGBA {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gtk::WidgetExt::override_background_color`
[INFO] [stdout]   --> src/app/color.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |     widget.override_background_color(StateFlags::NORMAL, Some(&RGBA::red()));
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gtk::WidgetExt::override_color`
[INFO] [stdout]   --> src/app/color.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 |     widget.override_color(StateFlags::NORMAL, Some(&RGBA::white()));
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gtk::WidgetExt::override_color`
[INFO] [stdout]    --> src/app/status_bar.rs:378:40
[INFO] [stdout]     |
[INFO] [stdout] 378 |             Color(color) => self.label.override_color(StateFlags::NORMAL, color.as_ref()),
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gtk::WidgetExt::override_background_color`
[INFO] [stdout]   --> src/app/color.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 51 |         status_bar.override_background_color(StateFlags::NORMAL, Some(TRANSPARENT));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gtk::WidgetExt::override_color`
[INFO] [stdout]   --> src/app/color.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |         status_bar.override_color(StateFlags::NORMAL, Some(&self.model.foreground_color));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gtk::WidgetExt::override_background_color`
[INFO] [stdout]   --> src/app/color.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     widget.override_background_color(StateFlags::NORMAL, Some(&RGBA::blue()));
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gtk::WidgetExt::override_background_color`
[INFO] [stdout]   --> src/app/color.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     widget.override_background_color(StateFlags::NORMAL, Some(&RGBA {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gtk::WidgetExt::override_background_color`
[INFO] [stdout]   --> src/app/color.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |     widget.override_background_color(StateFlags::NORMAL, Some(&RGBA::red()));
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gtk::WidgetExt::override_color`
[INFO] [stdout]   --> src/app/color.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 |     widget.override_color(StateFlags::NORMAL, Some(&RGBA::white()));
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mg`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: use of deprecated associated function `gtk::WidgetExt::override_color`
[INFO] [stdout]    --> src/app/status_bar.rs:378:40
[INFO] [stdout]     |
[INFO] [stdout] 378 |             Color(color) => self.label.override_color(StateFlags::NORMAL, color.as_ref()),
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c59d25185a28c323889aaed8efc87e8b4062f55c27e1aa7056f667f0ad67bbe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c59d25185a28c323889aaed8efc87e8b4062f55c27e1aa7056f667f0ad67bbe8", kill_on_drop: false }`
[INFO] [stdout] c59d25185a28c323889aaed8efc87e8b4062f55c27e1aa7056f667f0ad67bbe8