[INFO] fetching crate safex11 0.0.6...
[INFO] testing safex11-0.0.6 against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] extracting crate safex11 0.0.6 into /workspace/builds/worker-4-tc1/source
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate safex11 0.0.6
[INFO] finished tweaking crates.io crate safex11 0.0.6
[INFO] tweaked toml for crates.io crate safex11 0.0.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate safex11 0.0.6 on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3239826e1a4e26239c1d6bc229fdcec5d4fedee5f1cb302c760d9349b6e05d5
[INFO] running `Command { std: "docker" "start" "-a" "d3239826e1a4e26239c1d6bc229fdcec5d4fedee5f1cb302c760d9349b6e05d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3239826e1a4e26239c1d6bc229fdcec5d4fedee5f1cb302c760d9349b6e05d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3239826e1a4e26239c1d6bc229fdcec5d4fedee5f1cb302c760d9349b6e05d5", kill_on_drop: false }`
[INFO] [stdout] d3239826e1a4e26239c1d6bc229fdcec5d4fedee5f1cb302c760d9349b6e05d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06f383c0aa61dfddfdabc8ecfb86aad13b149fafe75d4139bfbf1729d89cc816
[INFO] running `Command { std: "docker" "start" "-a" "06f383c0aa61dfddfdabc8ecfb86aad13b149fafe75d4139bfbf1729d89cc816", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling safex11 v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling x11 v2.21.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/xlib/display.rs:226:31
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub struct ListExtensions<'a>(&'a Display, *mut *mut c_char, isize);
[INFO] [stdout]     |            --------------     ^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 226 - pub struct ListExtensions<'a>(&'a Display, *mut *mut c_char, isize);
[INFO] [stdout] 226 + pub struct ListExtensions<'a>((), *mut *mut c_char, isize);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/xlib/event.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct KeyEvent(xlib::XKeyEvent);
[INFO] [stdout]    |            -------- ^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `KeyEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/xlib/display.rs:59:29
[INFO] [stdout]    |
[INFO] [stdout] 59 |   pub fn create_font_cursor(&self, shape: u32) -> Result<Cursor> {
[INFO] [stdout]    |                             ^^^^^                        ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 59 |   pub fn create_font_cursor(&self, shape: u32) -> Result<Cursor<'_>> {
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:100:26
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn get_root_window(&self, screen: i32) -> Result<Window> {
[INFO] [stdout]     |                          ^^^^^                         ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn get_root_window(&self, screen: i32) -> Result<Window<'_>> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:113:34
[INFO] [stdout]     |
[INFO] [stdout] 113 |   pub fn get_default_root_window(&self) -> Result<Window> {
[INFO] [stdout]     |                                  ^^^^^            ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 113 |   pub fn get_default_root_window(&self) -> Result<Window<'_>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     &self,
[INFO] [stdout]     |     ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 134 |   ) -> Result<(i32, i32, Option<Window>)> {
[INFO] [stdout]     |                                 ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 134 |   ) -> Result<(i32, i32, Option<Window<'_>>)> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:169:26
[INFO] [stdout]     |
[INFO] [stdout] 169 |   pub fn get_input_focus(&self) -> Result<(Window, i32)> {
[INFO] [stdout]     |                          ^^^^^             ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 169 |   pub fn get_input_focus(&self) -> Result<(Window<'_>, i32)> {
[INFO] [stdout]     |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:203:26
[INFO] [stdout]     |
[INFO] [stdout] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions> {
[INFO] [stdout]     |                          ^^^^^            ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions<'_>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:229:15
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn iter(&self) -> ListExtensionsIter {
[INFO] [stdout]     |               ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |               |
[INFO] [stdout]     |               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn iter(&self) -> ListExtensionsIter<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/xlib/image.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn buffer(&self) -> PixBuffer {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn buffer(&self) -> PixBuffer<'_> {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/xlib/window.rs:56:38
[INFO] [stdout]    |
[INFO] [stdout] 56 |   pub fn create_from_handle(display: &Display, id: u64) -> Result<Window> {
[INFO] [stdout]    |                                      ^^^^^^^^                     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 |   pub fn create_from_handle(display: &Display, id: u64) -> Result<Window<'_>> {
[INFO] [stdout]    |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/xlib/window.rs:61:25
[INFO] [stdout]    |
[INFO] [stdout] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes<'_>> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/window.rs:182:19
[INFO] [stdout]     |
[INFO] [stdout] 182 |   pub fn get_root(&self) -> Window {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 182 |   pub fn get_root(&self) -> Window<'_> {
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.52s
[INFO] running `Command { std: "docker" "inspect" "06f383c0aa61dfddfdabc8ecfb86aad13b149fafe75d4139bfbf1729d89cc816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f383c0aa61dfddfdabc8ecfb86aad13b149fafe75d4139bfbf1729d89cc816", kill_on_drop: false }`
[INFO] [stdout] 06f383c0aa61dfddfdabc8ecfb86aad13b149fafe75d4139bfbf1729d89cc816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb4330dbf24b66ea12d5e5f64fed3b6773a2b3232bb7aaa7e74564c5dba4327a
[INFO] running `Command { std: "docker" "start" "-a" "cb4330dbf24b66ea12d5e5f64fed3b6773a2b3232bb7aaa7e74564c5dba4327a", kill_on_drop: false }`
[INFO] [stderr]    Compiling safex11 v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/xlib/display.rs:226:31
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub struct ListExtensions<'a>(&'a Display, *mut *mut c_char, isize);
[INFO] [stdout]     |            --------------     ^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 226 - pub struct ListExtensions<'a>(&'a Display, *mut *mut c_char, isize);
[INFO] [stdout] 226 + pub struct ListExtensions<'a>((), *mut *mut c_char, isize);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/xlib/event.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct KeyEvent(xlib::XKeyEvent);
[INFO] [stdout]    |            -------- ^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `KeyEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/xlib/display.rs:59:29
[INFO] [stdout]    |
[INFO] [stdout] 59 |   pub fn create_font_cursor(&self, shape: u32) -> Result<Cursor> {
[INFO] [stdout]    |                             ^^^^^                        ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 59 |   pub fn create_font_cursor(&self, shape: u32) -> Result<Cursor<'_>> {
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:100:26
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn get_root_window(&self, screen: i32) -> Result<Window> {
[INFO] [stdout]     |                          ^^^^^                         ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn get_root_window(&self, screen: i32) -> Result<Window<'_>> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:113:34
[INFO] [stdout]     |
[INFO] [stdout] 113 |   pub fn get_default_root_window(&self) -> Result<Window> {
[INFO] [stdout]     |                                  ^^^^^            ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 113 |   pub fn get_default_root_window(&self) -> Result<Window<'_>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     &self,
[INFO] [stdout]     |     ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 134 |   ) -> Result<(i32, i32, Option<Window>)> {
[INFO] [stdout]     |                                 ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 134 |   ) -> Result<(i32, i32, Option<Window<'_>>)> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:169:26
[INFO] [stdout]     |
[INFO] [stdout] 169 |   pub fn get_input_focus(&self) -> Result<(Window, i32)> {
[INFO] [stdout]     |                          ^^^^^             ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 169 |   pub fn get_input_focus(&self) -> Result<(Window<'_>, i32)> {
[INFO] [stdout]     |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:203:26
[INFO] [stdout]     |
[INFO] [stdout] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions> {
[INFO] [stdout]     |                          ^^^^^            ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions<'_>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:229:15
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn iter(&self) -> ListExtensionsIter {
[INFO] [stdout]     |               ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |               |
[INFO] [stdout]     |               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn iter(&self) -> ListExtensionsIter<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/xlib/image.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn buffer(&self) -> PixBuffer {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn buffer(&self) -> PixBuffer<'_> {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/xlib/window.rs:56:38
[INFO] [stdout]    |
[INFO] [stdout] 56 |   pub fn create_from_handle(display: &Display, id: u64) -> Result<Window> {
[INFO] [stdout]    |                                      ^^^^^^^^                     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 |   pub fn create_from_handle(display: &Display, id: u64) -> Result<Window<'_>> {
[INFO] [stdout]    |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/xlib/window.rs:61:25
[INFO] [stdout]    |
[INFO] [stdout] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes<'_>> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/window.rs:182:19
[INFO] [stdout]     |
[INFO] [stdout] 182 |   pub fn get_root(&self) -> Window {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 182 |   pub fn get_root(&self) -> Window<'_> {
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/xlib/display.rs:226:31
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub struct ListExtensions<'a>(&'a Display, *mut *mut c_char, isize);
[INFO] [stdout]     |            --------------     ^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 226 - pub struct ListExtensions<'a>(&'a Display, *mut *mut c_char, isize);
[INFO] [stdout] 226 + pub struct ListExtensions<'a>((), *mut *mut c_char, isize);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/xlib/event.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct KeyEvent(xlib::XKeyEvent);
[INFO] [stdout]    |            -------- ^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `KeyEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/xlib/display.rs:59:29
[INFO] [stdout]    |
[INFO] [stdout] 59 |   pub fn create_font_cursor(&self, shape: u32) -> Result<Cursor> {
[INFO] [stdout]    |                             ^^^^^                        ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 59 |   pub fn create_font_cursor(&self, shape: u32) -> Result<Cursor<'_>> {
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:100:26
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn get_root_window(&self, screen: i32) -> Result<Window> {
[INFO] [stdout]     |                          ^^^^^                         ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn get_root_window(&self, screen: i32) -> Result<Window<'_>> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:113:34
[INFO] [stdout]     |
[INFO] [stdout] 113 |   pub fn get_default_root_window(&self) -> Result<Window> {
[INFO] [stdout]     |                                  ^^^^^            ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 113 |   pub fn get_default_root_window(&self) -> Result<Window<'_>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     &self,
[INFO] [stdout]     |     ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 134 |   ) -> Result<(i32, i32, Option<Window>)> {
[INFO] [stdout]     |                                 ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 134 |   ) -> Result<(i32, i32, Option<Window<'_>>)> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:169:26
[INFO] [stdout]     |
[INFO] [stdout] 169 |   pub fn get_input_focus(&self) -> Result<(Window, i32)> {
[INFO] [stdout]     |                          ^^^^^             ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 169 |   pub fn get_input_focus(&self) -> Result<(Window<'_>, i32)> {
[INFO] [stdout]     |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:203:26
[INFO] [stdout]     |
[INFO] [stdout] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions> {
[INFO] [stdout]     |                          ^^^^^            ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions<'_>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/display.rs:229:15
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn iter(&self) -> ListExtensionsIter {
[INFO] [stdout]     |               ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |               |
[INFO] [stdout]     |               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn iter(&self) -> ListExtensionsIter<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/xlib/image.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn buffer(&self) -> PixBuffer {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn buffer(&self) -> PixBuffer<'_> {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/xlib/window.rs:56:38
[INFO] [stdout]    |
[INFO] [stdout] 56 |   pub fn create_from_handle(display: &Display, id: u64) -> Result<Window> {
[INFO] [stdout]    |                                      ^^^^^^^^                     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 |   pub fn create_from_handle(display: &Display, id: u64) -> Result<Window<'_>> {
[INFO] [stdout]    |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/xlib/window.rs:61:25
[INFO] [stdout]    |
[INFO] [stdout] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes<'_>> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/xlib/window.rs:182:19
[INFO] [stdout]     |
[INFO] [stdout] 182 |   pub fn get_root(&self) -> Window {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 182 |   pub fn get_root(&self) -> Window<'_> {
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "cb4330dbf24b66ea12d5e5f64fed3b6773a2b3232bb7aaa7e74564c5dba4327a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb4330dbf24b66ea12d5e5f64fed3b6773a2b3232bb7aaa7e74564c5dba4327a", kill_on_drop: false }`
[INFO] [stdout] cb4330dbf24b66ea12d5e5f64fed3b6773a2b3232bb7aaa7e74564c5dba4327a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 02184df0756378d521a2d6c10cf85c7cc5f40b3e9b87a5bd15f2bf1fa366ca91
[INFO] running `Command { std: "docker" "start" "-a" "02184df0756378d521a2d6c10cf85c7cc5f40b3e9b87a5bd15f2bf1fa366ca91", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/xlib/display.rs:226:31
[INFO] [stderr]     |
[INFO] [stderr] 226 | pub struct ListExtensions<'a>(&'a Display, *mut *mut c_char, isize);
[INFO] [stderr]     |            --------------     ^^^^^^^^^^^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 226 - pub struct ListExtensions<'a>(&'a Display, *mut *mut c_char, isize);
[INFO] [stderr] 226 + pub struct ListExtensions<'a>((), *mut *mut c_char, isize);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/xlib/event.rs:39:21
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub struct KeyEvent(xlib::XKeyEvent);
[INFO] [stderr]    |            -------- ^^^^^^^^^^^^^^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            field in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider removing this field
[INFO] [stderr]    = note: `KeyEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/xlib/display.rs:59:29
[INFO] [stderr]    |
[INFO] [stderr] 59 |   pub fn create_font_cursor(&self, shape: u32) -> Result<Cursor> {
[INFO] [stderr]    |                             ^^^^^                        ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 59 |   pub fn create_font_cursor(&self, shape: u32) -> Result<Cursor<'_>> {
[INFO] [stderr]    |                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/xlib/display.rs:100:26
[INFO] [stderr]     |
[INFO] [stderr] 100 |   pub fn get_root_window(&self, screen: i32) -> Result<Window> {
[INFO] [stderr]     |                          ^^^^^                         ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 100 |   pub fn get_root_window(&self, screen: i32) -> Result<Window<'_>> {
[INFO] [stderr]     |                                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/xlib/display.rs:113:34
[INFO] [stderr]     |
[INFO] [stderr] 113 |   pub fn get_default_root_window(&self) -> Result<Window> {
[INFO] [stderr]     |                                  ^^^^^            ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                                  |
[INFO] [stderr]     |                                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 113 |   pub fn get_default_root_window(&self) -> Result<Window<'_>> {
[INFO] [stderr]     |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/xlib/display.rs:129:5
[INFO] [stderr]     |
[INFO] [stderr] 129 |     &self,
[INFO] [stderr]     |     ^^^^^ the lifetime is elided here
[INFO] [stderr] ...
[INFO] [stderr] 134 |   ) -> Result<(i32, i32, Option<Window>)> {
[INFO] [stderr]     |                                 ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 134 |   ) -> Result<(i32, i32, Option<Window<'_>>)> {
[INFO] [stderr]     |                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/xlib/display.rs:169:26
[INFO] [stderr]     |
[INFO] [stderr] 169 |   pub fn get_input_focus(&self) -> Result<(Window, i32)> {
[INFO] [stderr]     |                          ^^^^^             ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 169 |   pub fn get_input_focus(&self) -> Result<(Window<'_>, i32)> {
[INFO] [stderr]     |                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/xlib/display.rs:203:26
[INFO] [stderr]     |
[INFO] [stderr] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions> {
[INFO] [stderr]     |                          ^^^^^            ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions<'_>> {
[INFO] [stderr]     |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/xlib/display.rs:229:15
[INFO] [stderr]     |
[INFO] [stderr] 229 |   pub fn iter(&self) -> ListExtensionsIter {
[INFO] [stderr]     |               ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |               |
[INFO] [stderr]     |               the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 229 |   pub fn iter(&self) -> ListExtensionsIter<'_> {
[INFO] [stderr]     |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/xlib/image.rs:74:17
[INFO] [stderr]    |
[INFO] [stderr] 74 |   pub fn buffer(&self) -> PixBuffer {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 74 |   pub fn buffer(&self) -> PixBuffer<'_> {
[INFO] [stderr]    |                                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/xlib/window.rs:56:38
[INFO] [stderr]    |
[INFO] [stderr] 56 |   pub fn create_from_handle(display: &Display, id: u64) -> Result<Window> {
[INFO] [stderr]    |                                      ^^^^^^^^                     ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                                      |
[INFO] [stderr]    |                                      the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 56 |   pub fn create_from_handle(display: &Display, id: u64) -> Result<Window<'_>> {
[INFO] [stderr]    |                                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/xlib/window.rs:61:25
[INFO] [stderr]    |
[INFO] [stderr] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes> {
[INFO] [stderr]    |                         ^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes<'_>> {
[INFO] [stderr]    |                                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/xlib/window.rs:182:19
[INFO] [stderr]     |
[INFO] [stderr] 182 |   pub fn get_root(&self) -> Window {
[INFO] [stderr]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 182 |   pub fn get_root(&self) -> Window<'_> {
[INFO] [stderr]     |                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `safex11` (lib) generated 13 warnings (run `cargo fix --lib -p safex11` to apply 11 suggestions)
[INFO] [stderr] warning: `safex11` (lib test) generated 13 warnings (13 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/safex11-fe3a97f3224ac6cb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests safex11
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/xlib/display.rs - xlib::display::Display::connect (line 35) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/xlib/display.rs - xlib::display::Display::connect (line 35) stdout ----
[INFO] [stdout] error: path separator must be a double colon
[INFO] [stdout]   --> src/xlib/display.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | hostname:number.screen_number
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout] help: use a double colon instead
[INFO] [stdout]    |
[INFO] [stdout] 36 | hostname::number.screen_number
[INFO] [stdout]    |          +
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `hostname`
[INFO] [stdout]   --> src/xlib/display.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | hostname:number.screen_number
[INFO] [stdout]    | ^^^^^^^^ use of unresolved module or unlinked crate `hostname`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `hostname`, use `cargo add hostname` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/xlib/display.rs - xlib::display::Display::connect (line 35)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "02184df0756378d521a2d6c10cf85c7cc5f40b3e9b87a5bd15f2bf1fa366ca91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02184df0756378d521a2d6c10cf85c7cc5f40b3e9b87a5bd15f2bf1fa366ca91", kill_on_drop: false }`
[INFO] [stdout] 02184df0756378d521a2d6c10cf85c7cc5f40b3e9b87a5bd15f2bf1fa366ca91
