[INFO] fetching crate systray2 0.5.0...
[INFO] testing systray2-0.5.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate systray2 0.5.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate systray2 0.5.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-38/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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de16b3918fbaf67a13a2574572a2ed6f9ea672781ccdaab8454c6631f73216d0
[INFO] running `Command { std: "docker" "start" "-a" "de16b3918fbaf67a13a2574572a2ed6f9ea672781ccdaab8454c6631f73216d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de16b3918fbaf67a13a2574572a2ed6f9ea672781ccdaab8454c6631f73216d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de16b3918fbaf67a13a2574572a2ed6f9ea672781ccdaab8454c6631f73216d0", kill_on_drop: false }`
[INFO] [stdout] de16b3918fbaf67a13a2574572a2ed6f9ea672781ccdaab8454c6631f73216d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e8e46eb70de7c65ccb8578edc59067e73d32aa47fb7e1f458750e1253397238
[INFO] running `Command { std: "docker" "start" "-a" "1e8e46eb70de7c65ccb8578edc59067e73d32aa47fb7e1f458750e1253397238", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[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 version-compare v0.0.10
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling gio v0.9.1
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling gdk v0.13.2
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling gtk v0.9.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling libloading v0.5.2
[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 gdk-pixbuf-sys v0.10.0
[INFO] [stderr]    Compiling pango-sys v0.10.0
[INFO] [stderr]    Compiling cairo-sys-rs 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]    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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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=12c5f7b7b245a7fd -C extra-filename=-12c5f7b7b245a7fd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-393bcb9af069f08c.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-f89ae4b715176e2d.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-80d7bde5b65b1d74.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-3b958626629e7a87.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-2d25b9097e87a54a.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-4c5c0ad1a96908e2.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-f292bed70832e94b.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-88fa5e3b4b250214.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-2cce9288a65fc352.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-0429a7b2963ad718.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-8c0e29d01803d94f.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-57e95974fc17cb1b.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-d5b71829aa4d04a1.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-f802af9f726acd55.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-2a642fea9c5762d5.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-7362716c75555928.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-aa8f9750aa7daac2.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-c3dd62e5e5340c9c.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" "1e8e46eb70de7c65ccb8578edc59067e73d32aa47fb7e1f458750e1253397238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e8e46eb70de7c65ccb8578edc59067e73d32aa47fb7e1f458750e1253397238", kill_on_drop: false }`
[INFO] [stdout] 1e8e46eb70de7c65ccb8578edc59067e73d32aa47fb7e1f458750e1253397238
