[INFO] fetching crate systray2 0.5.0...
[INFO] testing systray2-0.5.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate systray2 0.5.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate systray2 0.5.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate systray2 0.5.0
[INFO] finished tweaking crates.io crate systray2 0.5.0
[INFO] tweaked toml for crates.io crate systray2 0.5.0 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate crates.io crate systray2 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ea41803be4fea874caf076832c16df1286738f82dd56e5a536cb921f4821320
[INFO] running `Command { std: "docker" "start" "-a" "2ea41803be4fea874caf076832c16df1286738f82dd56e5a536cb921f4821320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ea41803be4fea874caf076832c16df1286738f82dd56e5a536cb921f4821320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ea41803be4fea874caf076832c16df1286738f82dd56e5a536cb921f4821320", kill_on_drop: false }`
[INFO] [stdout] 2ea41803be4fea874caf076832c16df1286738f82dd56e5a536cb921f4821320
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b98ced3ff42d6ebb92f360b3448814af613047bdc6f837fe785ea1140934d8e8
[INFO] running `Command { std: "docker" "start" "-a" "b98ced3ff42d6ebb92f360b3448814af613047bdc6f837fe785ea1140934d8e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling gio v0.9.1
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling gdk v0.13.2
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling gtk v0.9.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling glib-sys v0.10.1
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling gio-sys v0.10.1
[INFO] [stderr]    Compiling pango-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 gdk-sys v0.10.0
[INFO] [stderr]    Compiling atk-sys v0.10.0
[INFO] [stderr]    Compiling gtk-sys v0.10.0
[INFO] [stderr]    Compiling libappindicator-sys v0.5.0
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling glib v0.10.3
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling libappindicator v0.5.2
[INFO] [stderr]    Compiling systray2 v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/api/linux/mod.rs:34:22
[INFO] [stdout]    |
[INFO] [stdout] 34 | type Callback = Box<(Fn(&GtkSystrayApp) -> () + 'static)>;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&GtkSystrayApp) -> () + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/api/linux/mod.rs:57:20
[INFO] [stdout]    |
[INFO] [stdout] 57 |         if let Err(e) = gtk::init() {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item_idx`
[INFO] [stdout]   --> src/api/linux/mod.rs:80:38
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn add_menu_separator(&self, item_idx: u32) {
[INFO] [stdout]    |                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_item_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resource`
[INFO] [stdout]    --> src/api/linux/mod.rs:164:42
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn set_icon_from_resource(&self, resource: &str) -> Result<(), Error> {
[INFO] [stdout]     |                                          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_resource`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tooltip`
[INFO] [stdout]    --> src/api/linux/mod.rs:172:31
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn set_tooltip(&self, tooltip: &str) -> Result<(), Error> {
[INFO] [stdout]     |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tooltip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mid`
[INFO] [stdout]   --> src/api/linux/mod.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     mid: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `title`
[INFO] [stdout]   --> src/api/linux/mod.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     title: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tooltip`
[INFO] [stdout]   --> src/api/linux/mod.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     tooltip: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `disabled`
[INFO] [stdout]   --> src/api/linux/mod.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     disabled: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `checked`
[INFO] [stdout]   --> src/api/linux/mod.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     checked: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Callback`
[INFO] [stdout]   --> src/api/linux/mod.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | type Callback = Box<(Fn(&GtkSystrayApp) -> () + 'static)>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gtk_loop`
[INFO] [stdout]    --> src/api/linux/mod.rs:114:5
[INFO] [stdout]     |
[INFO] [stdout] 114 |     gtk_loop: Option<thread::JoinHandle<()>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api/linux/mod.rs:124:21
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     tx.send(Ok(()));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api/linux/mod.rs:127:21
[INFO] [stdout]     |
[INFO] [stdout] 127 |                     tx.send(Err(e));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 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-0.9.2/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=90d5143d6a92ba17 -C extra-filename=-90d5143d6a92ba17 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-19dcc56e71188a23.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-e09638bf9aca31b4.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-9e9081cdc3068c7d.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-0fd3941ec6da3b54.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-622bf8f3a96040f3.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-7833e4a9e5d5cbf9.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-f9bde50f94ef0485.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-456633c7fb69cf55.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-39edb0067c83b180.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-498f16dbd193d41a.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-2e07f461a7841309.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-b83fb46d3d946ccd.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-7584c11a9e4325b9.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-b6e17b8ec89c8392.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-a82907a4bb9ddb2d.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-f3ab2a2ff8e863a7.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-6b0ae5fece5f3428.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-34209d320e2710ba.rmeta --cap-lints allow --cap-lints=warn --cfg 'gdk_backend="x11"' --cfg 'gdk_backend="broadway"' --cfg 'gdk_backend="wayland"'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b98ced3ff42d6ebb92f360b3448814af613047bdc6f837fe785ea1140934d8e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b98ced3ff42d6ebb92f360b3448814af613047bdc6f837fe785ea1140934d8e8", kill_on_drop: false }`
[INFO] [stdout] b98ced3ff42d6ebb92f360b3448814af613047bdc6f837fe785ea1140934d8e8
