[INFO] crate smithay 0.2.1 is already in cache
[INFO] checking smithay-0.2.1 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate smithay 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate smithay 0.2.1 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate smithay 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate smithay 0.2.1
[INFO] tweaked toml for crates.io crate smithay 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate smithay 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] c7e66db4e0cdf03adbbb1d768351bb0402e586ce7bc049df1cff276440ceb516
[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" "c7e66db4e0cdf03adbbb1d768351bb0402e586ce7bc049df1cff276440ceb516"`
[INFO] [stderr]    Compiling drm-sys v0.0.9
[INFO] [stderr]    Compiling gbm-sys v0.1.0
[INFO] [stderr]    Compiling input-sys v1.9.0
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking libudev-sys v0.1.4
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]    Compiling derive_more v0.7.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling smithay v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]    Compiling glium v0.19.0
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking xkbcommon v0.2.1
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking udev v0.2.0
[INFO] [stderr]     Checking slog-stdlog v3.0.5
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking input v0.4.1
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]     Checking slog-term v2.5.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-server v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]     Checking drm v0.3.4
[INFO] [stderr]     Checking gbm v0.5.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking image v0.17.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr] warning: the item `Error` is imported redundantly
[INFO] [stderr]   --> src/backend/graphics/errors.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::error::Error;
[INFO] [stderr]    |     ----------------- the item `Error` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 26 |         use std::error::Error;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/backend/egl/ffi.rs:23:39
[INFO] [stderr]    |
[INFO] [stderr] 23 |         pub static ref LIB: Library = { Library::new("libEGL.so.1").expect("Failed to load LibEGL") };
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `InputBackend` is imported redundantly
[INFO] [stderr]    --> src/backend/libinput.rs:615:13
[INFO] [stderr]     |
[INFO] [stderr] 3   | use crate::backend::input::{self as backend, Axis, InputBackend};
[INFO] [stderr]     |                                                    ------------ the item `InputBackend` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 615 |         use crate::backend::input::InputBackend;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/backend/drm/gbm/mod.rs:22:23
[INFO] [stderr]    |
[INFO] [stderr] 22 | use std::sync::{Once, ONCE_INIT};
[INFO] [stderr]    |                       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/backend/drm/gbm/mod.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 | static LOAD: Once = ONCE_INIT;
[INFO] [stderr]    |                     ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/backend/drm/gbm/error.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / error_chain! {
[INFO] [stderr] 7  | |     errors {
[INFO] [stderr] 8  | |         #[doc = "Creation of gbm device failed"]
[INFO] [stderr] 9  | |         InitFailed {
[INFO] [stderr] ...  |
[INFO] [stderr] 53 | |     }
[INFO] [stderr] 54 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/backend/drm/legacy/error.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / error_chain! {
[INFO] [stderr] 9  | |     errors {
[INFO] [stderr] 10 | |         #[doc = "Unable to acquire drm master"]
[INFO] [stderr] 11 | |         DrmMasterFailed {
[INFO] [stderr] ...  |
[INFO] [stderr] 53 | |     }
[INFO] [stderr] 54 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:152:54
[INFO] [stderr]     |
[INFO] [stderr] 152 |             let mut major: ffi::egl::types::EGLint = mem::uninitialized();
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:153:54
[INFO] [stderr]     |
[INFO] [stderr] 153 |             let mut minor: ffi::egl::types::EGLint = mem::uninitialized();
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:297:29
[INFO] [stderr]     |
[INFO] [stderr] 297 |         let mut config_id = mem::uninitialized();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:298:31
[INFO] [stderr]     |
[INFO] [stderr] 298 |         let mut num_configs = mem::uninitialized();
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 325 |             hardware_accelerated: attrib!(display, config_id, ffi::egl::CONFIG_CAVEAT)
[INFO] [stderr]     |                                   ---------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 327 |             color_bits: attrib!(display, config_id, ffi::egl::RED_SIZE) as u8
[INFO] [stderr]     |                         ----------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 328 |                 + attrib!(display, config_id, ffi::egl::BLUE_SIZE) as u8
[INFO] [stderr]     |                   ------------------------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 329 |                 + attrib!(display, config_id, ffi::egl::GREEN_SIZE) as u8,
[INFO] [stderr]     |                   ------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 330 |             alpha_bits: attrib!(display, config_id, ffi::egl::ALPHA_SIZE) as u8,
[INFO] [stderr]     |                         ------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 331 |             depth_bits: attrib!(display, config_id, ffi::egl::DEPTH_SIZE) as u8,
[INFO] [stderr]     |                         ------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 332 |             stencil_bits: attrib!(display, config_id, ffi::egl::STENCIL_SIZE) as u8,
[INFO] [stderr]     |                           --------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 335 |             multisampling: match attrib!(display, config_id, ffi::egl::SAMPLES) {
[INFO] [stderr]     |                                  ---------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]  --> src/backend/egl/ffi.rs:3:41
[INFO] [stderr]   |
[INFO] [stderr] 3 | use nix::libc::{c_long, c_uint, c_void, int32_t, uint64_t};
[INFO] [stderr]   |                                         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::uint64_t': Use u64 instead.
[INFO] [stderr]  --> src/backend/egl/ffi.rs:3:50
[INFO] [stderr]   |
[INFO] [stderr] 3 | use nix::libc::{c_long, c_uint, c_void, int32_t, uint64_t};
[INFO] [stderr]   |                                                  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::uint64_t': Use u64 instead.
[INFO] [stderr]  --> src/backend/egl/ffi.rs:6:29
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub type khronos_uint64_t = uint64_t;
[INFO] [stderr]   |                             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]  --> src/backend/egl/ffi.rs:8:19
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub type EGLint = int32_t;
[INFO] [stderr]   |                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/backend/egl/ffi.rs:20:27
[INFO] [stderr]    |
[INFO] [stderr] 20 |     use std::sync::{Once, ONCE_INIT};
[INFO] [stderr]    |                           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/backend/egl/ffi.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub static LOAD: Once = ONCE_INIT;
[INFO] [stderr]    |                             ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]    --> src/backend/egl/ffi.rs:165:33
[INFO] [stderr]     |
[INFO] [stderr] 165 |     pub const TEXTURE_Y_U_V_WL: int32_t = 0x31D7;
[INFO] [stderr]     |                                 ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]    --> src/backend/egl/ffi.rs:166:32
[INFO] [stderr]     |
[INFO] [stderr] 166 |     pub const TEXTURE_Y_UV_WL: int32_t = 0x31D8;
[INFO] [stderr]     |                                ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]    --> src/backend/egl/ffi.rs:167:34
[INFO] [stderr]     |
[INFO] [stderr] 167 |     pub const TEXTURE_Y_XUXV_WL: int32_t = 0x31D9;
[INFO] [stderr]     |                                  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]    --> src/backend/egl/ffi.rs:168:36
[INFO] [stderr]     |
[INFO] [stderr] 168 |     pub const TEXTURE_EXTERNAL_WL: int32_t = 0x31DA;
[INFO] [stderr]     |                                    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]    --> src/backend/egl/ffi.rs:170:35
[INFO] [stderr]     |
[INFO] [stderr] 170 |     pub const EGL_TEXTURE_FORMAT: int32_t = 0x3080;
[INFO] [stderr]     |                                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]    --> src/backend/egl/ffi.rs:171:38
[INFO] [stderr]     |
[INFO] [stderr] 171 |     pub const WAYLAND_Y_INVERTED_WL: int32_t = 0x31DB;
[INFO] [stderr]     |                                      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/session/auto.rs:251:5
[INFO] [stderr]     |
[INFO] [stderr] 251 | /     error_chain! {
[INFO] [stderr] 252 | |         links {
[INFO] [stderr] 253 | |             Logind(logind::Error, logind::ErrorKind) #[cfg(feature = "backend_session_logind")] #[doc = "Underlying logind session error"];
[INFO] [stderr] 254 | |         }
[INFO] [stderr] ...   |
[INFO] [stderr] 258 | |         }
[INFO] [stderr] 259 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/wayland/shm/pool.rs:13:26
[INFO] [stderr]    |
[INFO] [stderr] 13 |     sync::{Once, RwLock, ONCE_INIT},
[INFO] [stderr]    |                          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/wayland/shm/pool.rs:18:28
[INFO] [stderr]    |
[INFO] [stderr] 18 | static SIGBUS_INIT: Once = ONCE_INIT;
[INFO] [stderr]    |                            ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Error` is imported redundantly
[INFO] [stderr]   --> src/backend/graphics/errors.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::error::Error;
[INFO] [stderr]    |     ----------------- the item `Error` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 26 |         use std::error::Error;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/backend/egl/ffi.rs:23:39
[INFO] [stderr]    |
[INFO] [stderr] 23 |         pub static ref LIB: Library = { Library::new("libEGL.so.1").expect("Failed to load LibEGL") };
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `InputBackend` is imported redundantly
[INFO] [stderr]    --> src/backend/libinput.rs:615:13
[INFO] [stderr]     |
[INFO] [stderr] 3   | use crate::backend::input::{self as backend, Axis, InputBackend};
[INFO] [stderr]     |                                                    ------------ the item `InputBackend` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 615 |         use crate::backend::input::InputBackend;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/backend/drm/gbm/mod.rs:22:23
[INFO] [stderr]    |
[INFO] [stderr] 22 | use std::sync::{Once, ONCE_INIT};
[INFO] [stderr]    |                       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/backend/drm/gbm/mod.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 | static LOAD: Once = ONCE_INIT;
[INFO] [stderr]    |                     ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/backend/drm/gbm/error.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / error_chain! {
[INFO] [stderr] 7  | |     errors {
[INFO] [stderr] 8  | |         #[doc = "Creation of gbm device failed"]
[INFO] [stderr] 9  | |         InitFailed {
[INFO] [stderr] ...  |
[INFO] [stderr] 53 | |     }
[INFO] [stderr] 54 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/backend/drm/legacy/error.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / error_chain! {
[INFO] [stderr] 9  | |     errors {
[INFO] [stderr] 10 | |         #[doc = "Unable to acquire drm master"]
[INFO] [stderr] 11 | |         DrmMasterFailed {
[INFO] [stderr] ...  |
[INFO] [stderr] 53 | |     }
[INFO] [stderr] 54 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:152:54
[INFO] [stderr]     |
[INFO] [stderr] 152 |             let mut major: ffi::egl::types::EGLint = mem::uninitialized();
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:153:54
[INFO] [stderr]     |
[INFO] [stderr] 153 |             let mut minor: ffi::egl::types::EGLint = mem::uninitialized();
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:297:29
[INFO] [stderr]     |
[INFO] [stderr] 297 |         let mut config_id = mem::uninitialized();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:298:31
[INFO] [stderr]     |
[INFO] [stderr] 298 |         let mut num_configs = mem::uninitialized();
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 325 |             hardware_accelerated: attrib!(display, config_id, ffi::egl::CONFIG_CAVEAT)
[INFO] [stderr]     |                                   ---------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 327 |             color_bits: attrib!(display, config_id, ffi::egl::RED_SIZE) as u8
[INFO] [stderr]     |                         ----------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 328 |                 + attrib!(display, config_id, ffi::egl::BLUE_SIZE) as u8
[INFO] [stderr]     |                   ------------------------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 329 |                 + attrib!(display, config_id, ffi::egl::GREEN_SIZE) as u8,
[INFO] [stderr]     |                   ------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 330 |             alpha_bits: attrib!(display, config_id, ffi::egl::ALPHA_SIZE) as u8,
[INFO] [stderr]     |                         ------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 331 |             depth_bits: attrib!(display, config_id, ffi::egl::DEPTH_SIZE) as u8,
[INFO] [stderr]     |                         ------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 332 |             stencil_bits: attrib!(display, config_id, ffi::egl::STENCIL_SIZE) as u8,
[INFO] [stderr]     |                           --------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/backend/egl/context.rs:310:33
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 let mut value = mem::uninitialized();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 335 |             multisampling: match attrib!(display, config_id, ffi::egl::SAMPLES) {
[INFO] [stderr]     |                                  ---------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]  --> src/backend/egl/ffi.rs:3:41
[INFO] [stderr]   |
[INFO] [stderr] 3 | use nix::libc::{c_long, c_uint, c_void, int32_t, uint64_t};
[INFO] [stderr]   |                                         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::uint64_t': Use u64 instead.
[INFO] [stderr]  --> src/backend/egl/ffi.rs:3:50
[INFO] [stderr]   |
[INFO] [stderr] 3 | use nix::libc::{c_long, c_uint, c_void, int32_t, uint64_t};
[INFO] [stderr]   |                                                  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::uint64_t': Use u64 instead.
[INFO] [stderr]  --> src/backend/egl/ffi.rs:6:29
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub type khronos_uint64_t = uint64_t;
[INFO] [stderr]   |                             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]  --> src/backend/egl/ffi.rs:8:19
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub type EGLint = int32_t;
[INFO] [stderr]   |                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/backend/egl/ffi.rs:20:27
[INFO] [stderr]    |
[INFO] [stderr] 20 |     use std::sync::{Once, ONCE_INIT};
[INFO] [stderr]    |                           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/backend/egl/ffi.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub static LOAD: Once = ONCE_INIT;
[INFO] [stderr]    |                             ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]    --> src/backend/egl/ffi.rs:165:33
[INFO] [stderr]     |
[INFO] [stderr] 165 |     pub const TEXTURE_Y_U_V_WL: int32_t = 0x31D7;
[INFO] [stderr]     |                                 ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]    --> src/backend/egl/ffi.rs:166:32
[INFO] [stderr]     |
[INFO] [stderr] 166 |     pub const TEXTURE_Y_UV_WL: int32_t = 0x31D8;
[INFO] [stderr]     |                                ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]    --> src/backend/egl/ffi.rs:167:34
[INFO] [stderr]     |
[INFO] [stderr] 167 |     pub const TEXTURE_Y_XUXV_WL: int32_t = 0x31D9;
[INFO] [stderr]     |                                  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]    --> src/backend/egl/ffi.rs:168:36
[INFO] [stderr]     |
[INFO] [stderr] 168 |     pub const TEXTURE_EXTERNAL_WL: int32_t = 0x31DA;
[INFO] [stderr]     |                                    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]    --> src/backend/egl/ffi.rs:170:35
[INFO] [stderr]     |
[INFO] [stderr] 170 |     pub const EGL_TEXTURE_FORMAT: int32_t = 0x3080;
[INFO] [stderr]     |                                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'nix::libc::int32_t': Use i32 instead.
[INFO] [stderr]    --> src/backend/egl/ffi.rs:171:38
[INFO] [stderr]     |
[INFO] [stderr] 171 |     pub const WAYLAND_Y_INVERTED_WL: int32_t = 0x31DB;
[INFO] [stderr]     |                                      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/session/auto.rs:251:5
[INFO] [stderr]     |
[INFO] [stderr] 251 | /     error_chain! {
[INFO] [stderr] 252 | |         links {
[INFO] [stderr] 253 | |             Logind(logind::Error, logind::ErrorKind) #[cfg(feature = "backend_session_logind")] #[doc = "Underlying logind session error"];
[INFO] [stderr] 254 | |         }
[INFO] [stderr] ...   |
[INFO] [stderr] 258 | |         }
[INFO] [stderr] 259 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/wayland/shm/pool.rs:13:26
[INFO] [stderr]    |
[INFO] [stderr] 13 |     sync::{Once, RwLock, ONCE_INIT},
[INFO] [stderr]    |                          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/wayland/shm/pool.rs:18:28
[INFO] [stderr]    |
[INFO] [stderr] 18 | static SIGBUS_INIT: Once = ONCE_INIT;
[INFO] [stderr]    |                            ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/backend/graphics/errors.rs:27:38
[INFO] [stderr]    |
[INFO] [stderr] 27 |         write!(formatter, "{}", self.description())
[INFO] [stderr]    |                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/backend/graphics/errors.rs:27:38
[INFO] [stderr]    |
[INFO] [stderr] 27 |         write!(formatter, "{}", self.description())
[INFO] [stderr]    |                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/egl/mod.rs:105:89
[INFO] [stderr]     |
[INFO] [stderr] 105 |             | BufferAccessError::EGLImageCreationFailed => write!(formatter, "{}", self.description()),
[INFO] [stderr]     |                                                                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/egl/mod.rs:117:73
[INFO] [stderr]     |
[INFO] [stderr] 117 |             BufferAccessError::EglExtensionNotSupported(ref err) => err.description(),
[INFO] [stderr]     |                                                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/egl/mod.rs:164:79
[INFO] [stderr]     |
[INFO] [stderr] 164 |             TextureCreationError::ContextLost => write!(formatter, "{}", self.description()),
[INFO] [stderr]     |                                                                               ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/egl/mod.rs:165:89
[INFO] [stderr]     |
[INFO] [stderr] 165 |             TextureCreationError::PlaneIndexOutOfBounds => write!(formatter, "{}", self.description()),
[INFO] [stderr]     |                                                                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/egl/mod.rs:167:51
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 write!(formatter, "{}: {:}", self.description(), ext)
[INFO] [stderr]     |                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/egl/mod.rs:170:67
[INFO] [stderr]     |
[INFO] [stderr] 170 |                 write!(formatter, "{}. Gl error code: {:?}", self.description(), code)
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/egl/mod.rs:105:89
[INFO] [stderr]     |
[INFO] [stderr] 105 |             | BufferAccessError::EGLImageCreationFailed => write!(formatter, "{}", self.description()),
[INFO] [stderr]     |                                                                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/egl/mod.rs:117:73
[INFO] [stderr]     |
[INFO] [stderr] 117 |             BufferAccessError::EglExtensionNotSupported(ref err) => err.description(),
[INFO] [stderr]     |                                                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/egl/mod.rs:164:79
[INFO] [stderr]     |
[INFO] [stderr] 164 |             TextureCreationError::ContextLost => write!(formatter, "{}", self.description()),
[INFO] [stderr]     |                                                                               ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/egl/mod.rs:165:89
[INFO] [stderr]     |
[INFO] [stderr] 165 |             TextureCreationError::PlaneIndexOutOfBounds => write!(formatter, "{}", self.description()),
[INFO] [stderr]     |                                                                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/egl/mod.rs:167:51
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 write!(formatter, "{}: {:}", self.description(), ext)
[INFO] [stderr]     |                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/egl/mod.rs:170:67
[INFO] [stderr]     |
[INFO] [stderr] 170 |                 write!(formatter, "{}. Gl error code: {:?}", self.description(), code)
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/winit.rs:344:30
[INFO] [stderr]     |
[INFO] [stderr] 344 |         write!(f, "{}", self.description())
[INFO] [stderr]     |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/backend/winit.rs:344:30
[INFO] [stderr]     |
[INFO] [stderr] 344 |         write!(f, "{}", self.description())
[INFO] [stderr]     |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/backend/drm/gbm/error.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / error_chain! {
[INFO] [stderr] 7  | |     errors {
[INFO] [stderr] 8  | |         #[doc = "Creation of gbm device failed"]
[INFO] [stderr] 9  | |         InitFailed {
[INFO] [stderr] ...  |
[INFO] [stderr] 53 | |     }
[INFO] [stderr] 54 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/backend/drm/legacy/error.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / error_chain! {
[INFO] [stderr] 9  | |     errors {
[INFO] [stderr] 10 | |         #[doc = "Unable to acquire drm master"]
[INFO] [stderr] 11 | |         DrmMasterFailed {
[INFO] [stderr] ...  |
[INFO] [stderr] 53 | |     }
[INFO] [stderr] 54 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/backend/session/auto.rs:251:5
[INFO] [stderr]     |
[INFO] [stderr] 251 | /     error_chain! {
[INFO] [stderr] 252 | |         links {
[INFO] [stderr] 253 | |             Logind(logind::Error, logind::ErrorKind) #[cfg(feature = "backend_session_logind")] #[doc = "Underlying logind session error"];
[INFO] [stderr] 254 | |         }
[INFO] [stderr] ...   |
[INFO] [stderr] 258 | |         }
[INFO] [stderr] 259 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/backend/drm/gbm/error.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / error_chain! {
[INFO] [stderr] 7  | |     errors {
[INFO] [stderr] 8  | |         #[doc = "Creation of gbm device failed"]
[INFO] [stderr] 9  | |         InitFailed {
[INFO] [stderr] ...  |
[INFO] [stderr] 53 | |     }
[INFO] [stderr] 54 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/backend/drm/legacy/error.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / error_chain! {
[INFO] [stderr] 9  | |     errors {
[INFO] [stderr] 10 | |         #[doc = "Unable to acquire drm master"]
[INFO] [stderr] 11 | |         DrmMasterFailed {
[INFO] [stderr] ...  |
[INFO] [stderr] 53 | |     }
[INFO] [stderr] 54 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/backend/session/auto.rs:251:5
[INFO] [stderr]     |
[INFO] [stderr] 251 | /     error_chain! {
[INFO] [stderr] 252 | |         links {
[INFO] [stderr] 253 | |             Logind(logind::Error, logind::ErrorKind) #[cfg(feature = "backend_session_logind")] #[doc = "Underlying logind session error"];
[INFO] [stderr] 254 | |         }
[INFO] [stderr] ...   |
[INFO] [stderr] 258 | |         }
[INFO] [stderr] 259 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for macro
[INFO] [stderr]    --> src/wayland/compositor/roles.rs:160:1
[INFO] [stderr]     |
[INFO] [stderr] 160 | / macro_rules! define_roles(
[INFO] [stderr] 161 | |     ($enum_name: ident) => {
[INFO] [stderr] 162 | |         define_roles!($enum_name =>);
[INFO] [stderr] 163 | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 253 | |     };
[INFO] [stderr] 254 | | );
[INFO] [stderr]     | |__^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:1:9
[INFO] [stderr]     |
[INFO] [stderr] 1   | #![warn(missing_docs, rust_2018_idioms)]
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a module
[INFO] [stderr]   --> src/wayland/mod.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub mod shell;
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a module
[INFO] [stderr]   --> src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub mod xwayland;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for macro
[INFO] [stderr]    --> src/wayland/compositor/roles.rs:160:1
[INFO] [stderr]     |
[INFO] [stderr] 160 | / macro_rules! define_roles(
[INFO] [stderr] 161 | |     ($enum_name: ident) => {
[INFO] [stderr] 162 | |         define_roles!($enum_name =>);
[INFO] [stderr] 163 | |     };
[INFO] [stderr] ...   |
[INFO] [stderr] 253 | |     };
[INFO] [stderr] 254 | | );
[INFO] [stderr]     | |__^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:1:9
[INFO] [stderr]     |
[INFO] [stderr] 1   | #![warn(missing_docs, rust_2018_idioms)]
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `"docker" "inspect" "c7e66db4e0cdf03adbbb1d768351bb0402e586ce7bc049df1cff276440ceb516"`
[INFO] running `"docker" "rm" "-f" "c7e66db4e0cdf03adbbb1d768351bb0402e586ce7bc049df1cff276440ceb516"`
[INFO] [stdout] c7e66db4e0cdf03adbbb1d768351bb0402e586ce7bc049df1cff276440ceb516
