[INFO] fetching crate servo-glutin 0.15.0...
[INFO] building servo-glutin-0.15.0 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate servo-glutin 0.15.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate servo-glutin 0.15.0 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate servo-glutin 0.15.0
[INFO] finished tweaking crates.io crate servo-glutin 0.15.0
[INFO] tweaked toml for crates.io crate servo-glutin 0.15.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dwmapi-sys v0.1.1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54dd0bcbe2809c3915c44fd260bfda514403613def8bb2eced0ea9a5317be006
[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" "54dd0bcbe2809c3915c44fd260bfda514403613def8bb2eced0ea9a5317be006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54dd0bcbe2809c3915c44fd260bfda514403613def8bb2eced0ea9a5317be006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54dd0bcbe2809c3915c44fd260bfda514403613def8bb2eced0ea9a5317be006", kill_on_drop: false }`
[INFO] [stdout] 54dd0bcbe2809c3915c44fd260bfda514403613def8bb2eced0ea9a5317be006
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bc8cc47e67c6615224d1fe267ba06ce1646b829fc8e2c55ec91a8c715a514ad
[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" "4bc8cc47e67c6615224d1fe267ba06ce1646b829fc8e2c55ec91a8c715a514ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling inflate v0.3.4
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.4
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling servo-glutin v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stdout] error: attribute must be of the form `#[link(name = "...", /*opt*/ kind = "dylib|static|...", /*opt*/ wasm_import_module = "...")]`
[INFO] [stdout]  --> src/api/dlopen.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[link="dl"]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[deny(ill_formed_attribute_input)]` 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 a future release!
[INFO] [stdout]   = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]   --> src/lib.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 | use std::cmp::Ordering;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/api/caca/ffi.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / shared_library!(LibCaca, "libcaca.so.0",
[INFO] [stdout] 10 | |     pub fn caca_create_display(cv: *mut caca_canvas_t) -> *mut caca_display_t,
[INFO] [stdout] 11 | |     pub fn caca_free_display(dp: *mut caca_display_t) -> libc::c_int,
[INFO] [stdout] 12 | |     pub fn caca_get_canvas(dp: *mut caca_display_t) -> *mut caca_canvas_t,
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     pub fn caca_get_canvas_height(cv: *mut caca_canvas_t) -> libc::c_int,
[INFO] [stdout] 23 | | );
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/servo-glutin-958ad3cd1ee76adf/out/egl_bindings.rs:379:47
[INFO] [stdout]     |
[INFO] [stdout] 379 |                 fn do_metaloadfn(loadfn: &mut FnMut(&'static str) -> *const __gl_imports::raw::c_void,
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&'static str) -> *const __gl_imports::raw::c_void`
[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: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/api/egl/mod.rs:235:13
[INFO] [stdout]     |
[INFO] [stdout] 235 |             try!(choose_fbconfig(&egl, display, &egl_version, api, version, pf_reqs))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/api/egl/mod.rs:428:17
[INFO] [stdout]     |
[INFO] [stdout] 428 |                 try!(create_context(&self.egl, self.display, &self.egl_version,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/api/egl/mod.rs:619:6
[INFO] [stdout]     |
[INFO] [stdout] 619 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `slice`
[INFO] [stdout]   --> src/api/glx/mod.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::{mem, ptr, slice};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `platform::Window as PlatformWindow`
[INFO] [stdout]   --> src/api/glx/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use platform::Window as PlatformWindow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `CString` is imported redundantly
[INFO] [stdout]   --> src/api/glx/mod.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::ffi::{CStr, CString};
[INFO] [stdout]    |                      ------- the item `CString` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 34 |     use std::ffi::CString;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/api/glx/mod.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |             try!(choose_fbconfig(&glx, &extensions, xlib, display, screen_id, pf_reqs)
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/api/glx/mod.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |                     try!(create_context(&self.glx, &extra_functions, &self.extensions, (1, 0),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/api/glx/mod.rs:202:17
[INFO] [stdout]     |
[INFO] [stdout] 202 |                 try!(create_context(&self.glx, &extra_functions, &self.extensions, (major, minor),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/api/glx/mod.rs:209:17
[INFO] [stdout]     |
[INFO] [stdout] 209 |                 try!(create_context(&self.glx, &extra_functions, &self.extensions, (major, minor),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/servo-glutin-958ad3cd1ee76adf/out/glx_bindings.rs:431:47
[INFO] [stdout]     |
[INFO] [stdout] 431 |                 fn do_metaloadfn(loadfn: &mut FnMut(&'static str) -> *const __gl_imports::raw::c_void,
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&'static str) -> *const __gl_imports::raw::c_void`
[INFO] [stdout]     |
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/servo-glutin-958ad3cd1ee76adf/out/glx_extra_bindings.rs:457:47
[INFO] [stdout]     |
[INFO] [stdout] 457 |                 fn do_metaloadfn(loadfn: &mut FnMut(&'static str) -> *const __gl_imports::raw::c_void,
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&'static str) -> *const __gl_imports::raw::c_void`
[INFO] [stdout]     |
[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: `...` range patterns are deprecated
[INFO] [stdout]    --> src/api/x11/window.rs:244:50
[INFO] [stdout]     |
[INFO] [stdout] 244 | ...                   ffi::XI_DeviceChanged...ffi::XI_LASTEVENT => {
[INFO] [stdout]     |                                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` 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: the item `mem` is imported redundantly
[INFO] [stdout]    --> src/api/x11/window.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 6   | use std::{mem, ptr, cmp};
[INFO] [stdout]     |           --- the item `mem` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 275 |         use std::mem;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/api/x11/window.rs:381:36
[INFO] [stdout]     |
[INFO] [stdout] 381 | ...   Prototype::Glx(try!(GlxContext::new(glx.clone(), &display.xlib, pf_reqs, &builder_clone_opengl_glx, display.display, screen_id)))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/api/x11/window.rs:383:36
[INFO] [stdout]     |
[INFO] [stdout] 383 | ...   Prototype::Egl(try!(EglContext::new(egl.clone(), pf_reqs, &builder_clone_opengl_egl, egl::NativeDisplay::X11(Some(display.display a...
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/api/x11/window.rs:390:36
[INFO] [stdout]     |
[INFO] [stdout] 390 | ...   Prototype::Egl(try!(EglContext::new(egl.clone(), pf_reqs, &builder_clone_opengl_egl, egl::NativeDisplay::X11(Some(display.display a...
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/api/x11/window.rs:642:30
[INFO] [stdout]     |
[INFO] [stdout] 642 |                 Context::Glx(try!(ctxt.finish(window)))
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/api/x11/window.rs:645:30
[INFO] [stdout]     |
[INFO] [stdout] 645 |                 Context::Egl(try!(ctxt.finish(window as *const libc::c_void)))
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `image` is imported redundantly
[INFO] [stdout]    --> src/api/x11/window.rs:725:13
[INFO] [stdout]     |
[INFO] [stdout] 725 |         use image;
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:63:1
[INFO] [stdout]     |
[INFO] [stdout] 63  | extern crate image;
[INFO] [stdout]     | ------------------- the item `image` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `mem` is imported redundantly
[INFO] [stdout]    --> src/api/x11/window.rs:812:17
[INFO] [stdout]     |
[INFO] [stdout] 6   | use std::{mem, ptr, cmp};
[INFO] [stdout]     |           --- the item `mem` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 812 |             use std::mem;
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/api/x11/window.rs:938:17
[INFO] [stdout]     |
[INFO] [stdout] 938 |                 /// Resize cursors
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 939 |                 MouseCursor::EResize => load("right_side"),
[INFO] [stdout]     |                 ------------------------------------------ rustdoc does not generate documentation for match arms
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `mem` is imported redundantly
[INFO] [stdout]    --> src/api/x11/window.rs:995:13
[INFO] [stdout]     |
[INFO] [stdout] 6   | use std::{mem, ptr, cmp};
[INFO] [stdout]     |           --- the item `mem` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 995 |         use std::mem;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/api/x11/xdisplay.rs:33:20
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let xlib = try!(ffi::Xlib::open());
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/api/x11/xdisplay.rs:34:23
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let xcursor = try!(ffi::Xcursor::open());
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/api/x11/xdisplay.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let xf86vmode = try!(ffi::Xf86vmode::open());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/api/x11/xdisplay.rs:36:23
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let xinput2 = try!(ffi::XInput2::open());
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/api/x11/xdisplay.rs:171:32
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[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 import: `Event`
[INFO] [stdout]   --> src/platform/linux/api_dispatch.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use Event;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:28
[INFO] [stdout]     |
[INFO] [stdout] 161 |     NoBackendAvailable(Box<std::error::Error + Send>),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + Send`
[INFO] [stdout]     |
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:194:32
[INFO] [stdout]     |
[INFO] [stdout] 194 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]     |
[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: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]   --> src/api/caca/ffi.rs:19:58
[INFO] [stdout]    |
[INFO] [stdout] 19 | ...                   pitch: libc::c_int, rmask: libc::uint32_t, gmask: libc::uint32_t,
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]   --> src/api/caca/ffi.rs:19:81
[INFO] [stdout]    |
[INFO] [stdout] 19 | ...                   pitch: libc::c_int, rmask: libc::uint32_t, gmask: libc::uint32_t,
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]   --> src/api/caca/ffi.rs:20:38
[INFO] [stdout]    |
[INFO] [stdout] 20 | ...                   bmask: libc::uint32_t, amask: libc::uint32_t) -> *mut caca_dither_t,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]   --> src/api/caca/ffi.rs:20:61
[INFO] [stdout]    |
[INFO] [stdout] 20 | ...                   bmask: libc::uint32_t, amask: libc::uint32_t) -> *mut caca_dither_t,
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/api/caca/ffi.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / shared_library!(LibCaca, "libcaca.so.0",
[INFO] [stdout] 10 | |     pub fn caca_create_display(cv: *mut caca_canvas_t) -> *mut caca_display_t,
[INFO] [stdout] 11 | |     pub fn caca_free_display(dp: *mut caca_display_t) -> libc::c_int,
[INFO] [stdout] 12 | |     pub fn caca_get_canvas(dp: *mut caca_display_t) -> *mut caca_canvas_t,
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     pub fn caca_get_canvas_height(cv: *mut caca_canvas_t) -> libc::c_int,
[INFO] [stdout] 23 | | );
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/api/caca/ffi.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / shared_library!(LibCaca, "libcaca.so.0",
[INFO] [stdout] 10 | |     pub fn caca_create_display(cv: *mut caca_canvas_t) -> *mut caca_display_t,
[INFO] [stdout] 11 | |     pub fn caca_free_display(dp: *mut caca_display_t) -> libc::c_int,
[INFO] [stdout] 12 | |     pub fn caca_get_canvas(dp: *mut caca_display_t) -> *mut caca_canvas_t,
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     pub fn caca_get_canvas_height(cv: *mut caca_canvas_t) -> libc::c_int,
[INFO] [stdout] 23 | | );
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/egl/mod.rs:597:25
[INFO] [stdout]     |
[INFO] [stdout] 597 |     let mut config_id = mem::uninitialized();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/egl/mod.rs:598:27
[INFO] [stdout]     |
[INFO] [stdout] 598 |     let mut num_configs = mem::uninitialized();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/egl/mod.rs:610:33
[INFO] [stdout]     |
[INFO] [stdout] 610 |                 let mut value = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 622 |         hardware_accelerated: attrib!(egl, display, config_id, ffi::egl::CONFIG_CAVEAT)
[INFO] [stdout]     |                               --------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/egl/mod.rs:610:33
[INFO] [stdout]     |
[INFO] [stdout] 610 |                 let mut value = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 624 |         color_bits: attrib!(egl, display, config_id, ffi::egl::RED_SIZE) as u8 +
[INFO] [stdout]     |                     ---------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/egl/mod.rs:610:33
[INFO] [stdout]     |
[INFO] [stdout] 610 |                 let mut value = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 625 |                     attrib!(egl, display, config_id, ffi::egl::BLUE_SIZE) as u8 +
[INFO] [stdout]     |                     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/egl/mod.rs:610:33
[INFO] [stdout]     |
[INFO] [stdout] 610 |                 let mut value = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 626 |                     attrib!(egl, display, config_id, ffi::egl::GREEN_SIZE) as u8,
[INFO] [stdout]     |                     ------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/egl/mod.rs:610:33
[INFO] [stdout]     |
[INFO] [stdout] 610 |                 let mut value = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 627 |         alpha_bits: attrib!(egl, display, config_id, ffi::egl::ALPHA_SIZE) as u8,
[INFO] [stdout]     |                     ------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/egl/mod.rs:610:33
[INFO] [stdout]     |
[INFO] [stdout] 610 |                 let mut value = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 628 |         depth_bits: attrib!(egl, display, config_id, ffi::egl::DEPTH_SIZE) as u8,
[INFO] [stdout]     |                     ------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/egl/mod.rs:610:33
[INFO] [stdout]     |
[INFO] [stdout] 610 |                 let mut value = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 629 |         stencil_bits: attrib!(egl, display, config_id, ffi::egl::STENCIL_SIZE) as u8,
[INFO] [stdout]     |                       -------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/egl/mod.rs:610:33
[INFO] [stdout]     |
[INFO] [stdout] 610 |                 let mut value = mem::uninitialized();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 632 |         multisampling: match attrib!(egl, display, config_id, ffi::egl::SAMPLES) {
[INFO] [stdout]     |                              --------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/egl/mod.rs:163:54
[INFO] [stdout]     |
[INFO] [stdout] 163 |             let mut major: ffi::egl::types::EGLint = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/egl/mod.rs:164:54
[INFO] [stdout]     |
[INFO] [stdout] 164 |             let mut minor: ffi::egl::types::EGLint = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/egl/mod.rs:381:34
[INFO] [stdout]     |
[INFO] [stdout] 381 |         let mut value = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/api/egl/ffi.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub type khronos_uint64_t = libc::uint64_t;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::int32_t`: Use i32 instead.
[INFO] [stdout]   --> src/api/egl/ffi.rs:26:19
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub type EGLint = libc::int32_t;
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/api/osmesa/mod.rs:98:50
[INFO] [stdout]    |
[INFO] [stdout] 98 |             buffer: ::std::iter::repeat(unsafe { mem::uninitialized() })
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/x11/input.rs:145:41
[INFO] [stdout]     |
[INFO] [stdout] 145 |             let mut buffer: [u8; 16] = [mem::uninitialized(); 16];
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/x11/window.rs:184:36
[INFO] [stdout]     |
[INFO] [stdout] 184 |             let mut xev = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/x11/window.rs:284:36
[INFO] [stdout]     |
[INFO] [stdout] 284 |             let mut xev = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/x11/window.rs:339:45
[INFO] [stdout]     |
[INFO] [stdout] 339 |             let mut mode_num: libc::c_int = mem::uninitialized();
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/x11/window.rs:340:65
[INFO] [stdout]     |
[INFO] [stdout] 340 |             let mut modes: *mut *mut ffi::XF86VidModeModeInfo = mem::uninitialized();
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/x11/window.rs:689:49
[INFO] [stdout]     |
[INFO] [stdout] 689 |                     let mut window_attributes = mem::uninitialized();
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/x11/window.rs:814:41
[INFO] [stdout]     |
[INFO] [stdout] 814 |             let mut root: ffi::Window = mem::uninitialized();
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/x11/window.rs:815:38
[INFO] [stdout]     |
[INFO] [stdout] 815 |             let mut x: libc::c_int = mem::uninitialized();
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/x11/window.rs:816:38
[INFO] [stdout]     |
[INFO] [stdout] 816 |             let mut y: libc::c_int = mem::uninitialized();
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/x11/window.rs:817:43
[INFO] [stdout]     |
[INFO] [stdout] 817 |             let mut width: libc::c_uint = mem::uninitialized();
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/x11/window.rs:818:44
[INFO] [stdout]     |
[INFO] [stdout] 818 |             let mut height: libc::c_uint = mem::uninitialized();
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/x11/window.rs:819:44
[INFO] [stdout]     |
[INFO] [stdout] 819 |             let mut border: libc::c_uint = mem::uninitialized();
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/api/x11/window.rs:820:43
[INFO] [stdout]     |
[INFO] [stdout] 820 |             let mut depth: libc::c_uint = mem::uninitialized();
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/api/x11/window.rs:1007:44
[INFO] [stdout]      |
[INFO] [stdout] 1007 |             let dummy_color: ffi::XColor = mem::uninitialized();
[INFO] [stdout]      |                                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:213:51
[INFO] [stdout]     |
[INFO] [stdout] 213 |             ContextError::IoError(ref err) => err.description(),
[INFO] [stdout]     |                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/api/x11/xdisplay.rs:181:34
[INFO] [stdout]     |
[INFO] [stdout] 181 |         formatter.write_str(self.description())
[INFO] [stdout]     |                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 72 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `servo-glutin`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4bc8cc47e67c6615224d1fe267ba06ce1646b829fc8e2c55ec91a8c715a514ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bc8cc47e67c6615224d1fe267ba06ce1646b829fc8e2c55ec91a8c715a514ad", kill_on_drop: false }`
[INFO] [stdout] 4bc8cc47e67c6615224d1fe267ba06ce1646b829fc8e2c55ec91a8c715a514ad
