[INFO] fetching crate safex11 0.0.6...
[INFO] testing safex11-0.0.6 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate safex11 0.0.6 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate safex11 0.0.6 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e0fcebe6902eee445d23c6be5c750457ed73e81ae2c4a7914fb985baa3a1e6f
[INFO] running `Command { std: "docker" "start" "-a" "0e0fcebe6902eee445d23c6be5c750457ed73e81ae2c4a7914fb985baa3a1e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e0fcebe6902eee445d23c6be5c750457ed73e81ae2c4a7914fb985baa3a1e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e0fcebe6902eee445d23c6be5c750457ed73e81ae2c4a7914fb985baa3a1e6f", kill_on_drop: false }`
[INFO] [stdout] 0e0fcebe6902eee445d23c6be5c750457ed73e81ae2c4a7914fb985baa3a1e6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d2c496fb2b5025e04b0487a7b398d517fcf6c8628f974ed094d31dbff281b75
[INFO] running `Command { std: "docker" "start" "-a" "3d2c496fb2b5025e04b0487a7b398d517fcf6c8628f974ed094d31dbff281b75", 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)]` 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: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 113 |   pub fn get_default_root_window(&self) -> Result<Window<'_>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/xlib/display.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     &self,
[INFO] [stdout]     |     ^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 134 |   ) -> Result<(i32, i32, Option<Window>)> {
[INFO] [stdout]     |                                 ------ the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 134 |   ) -> Result<(i32, i32, Option<Window<'_>>)> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 169 |   pub fn get_input_focus(&self) -> Result<(Window<'_>, i32)> {
[INFO] [stdout]     |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/xlib/display.rs:203:26
[INFO] [stdout]     |
[INFO] [stdout] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions> {
[INFO] [stdout]     |                          ^^^^^            -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions<'_>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/xlib/display.rs:229:15
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn iter(&self) -> ListExtensionsIter {
[INFO] [stdout]     |               ^^^^^     ------------------ the lifetime gets resolved as `'_`
[INFO] [stdout]     |               |
[INFO] [stdout]     |               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn iter(&self) -> ListExtensionsIter<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/xlib/image.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn buffer(&self) -> PixBuffer {
[INFO] [stdout]    |                 ^^^^^     --------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn buffer(&self) -> PixBuffer<'_> {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/xlib/window.rs:61:25
[INFO] [stdout]    |
[INFO] [stdout] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes> {
[INFO] [stdout]    |                         ^^^^^            ---------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes<'_>> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/xlib/window.rs:182:19
[INFO] [stdout]     |
[INFO] [stdout] 182 |   pub fn get_root(&self) -> Window {
[INFO] [stdout]     |                   ^^^^^     ------ the lifetime gets resolved as `'_`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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 19.12s
[INFO] running `Command { std: "docker" "inspect" "3d2c496fb2b5025e04b0487a7b398d517fcf6c8628f974ed094d31dbff281b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d2c496fb2b5025e04b0487a7b398d517fcf6c8628f974ed094d31dbff281b75", kill_on_drop: false }`
[INFO] [stdout] 3d2c496fb2b5025e04b0487a7b398d517fcf6c8628f974ed094d31dbff281b75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 800e7b1217d60ab4373beafe4ecc720127c6f10c376fd1c16579d959bec86da0
[INFO] running `Command { std: "docker" "start" "-a" "800e7b1217d60ab4373beafe4ecc720127c6f10c376fd1c16579d959bec86da0", kill_on_drop: false }`
[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)]` 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] [stderr]    Compiling safex11 v0.0.6 (/opt/rustwide/workdir)
[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: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 113 |   pub fn get_default_root_window(&self) -> Result<Window<'_>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/xlib/display.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     &self,
[INFO] [stdout]     |     ^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 134 |   ) -> Result<(i32, i32, Option<Window>)> {
[INFO] [stdout]     |                                 ------ the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 134 |   ) -> Result<(i32, i32, Option<Window<'_>>)> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 169 |   pub fn get_input_focus(&self) -> Result<(Window<'_>, i32)> {
[INFO] [stdout]     |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/xlib/display.rs:203:26
[INFO] [stdout]     |
[INFO] [stdout] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions> {
[INFO] [stdout]     |                          ^^^^^            -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions<'_>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/xlib/display.rs:229:15
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn iter(&self) -> ListExtensionsIter {
[INFO] [stdout]     |               ^^^^^     ------------------ the lifetime gets resolved as `'_`
[INFO] [stdout]     |               |
[INFO] [stdout]     |               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn iter(&self) -> ListExtensionsIter<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/xlib/image.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn buffer(&self) -> PixBuffer {
[INFO] [stdout]    |                 ^^^^^     --------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn buffer(&self) -> PixBuffer<'_> {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/xlib/window.rs:61:25
[INFO] [stdout]    |
[INFO] [stdout] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes> {
[INFO] [stdout]    |                         ^^^^^            ---------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes<'_>> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/xlib/window.rs:182:19
[INFO] [stdout]     |
[INFO] [stdout] 182 |   pub fn get_root(&self) -> Window {
[INFO] [stdout]     |                   ^^^^^     ------ the lifetime gets resolved as `'_`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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)]` 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: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 113 |   pub fn get_default_root_window(&self) -> Result<Window<'_>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/xlib/display.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     &self,
[INFO] [stdout]     |     ^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 134 |   ) -> Result<(i32, i32, Option<Window>)> {
[INFO] [stdout]     |                                 ------ the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 134 |   ) -> Result<(i32, i32, Option<Window<'_>>)> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 169 |   pub fn get_input_focus(&self) -> Result<(Window<'_>, i32)> {
[INFO] [stdout]     |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/xlib/display.rs:203:26
[INFO] [stdout]     |
[INFO] [stdout] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions> {
[INFO] [stdout]     |                          ^^^^^            -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions<'_>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/xlib/display.rs:229:15
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn iter(&self) -> ListExtensionsIter {
[INFO] [stdout]     |               ^^^^^     ------------------ the lifetime gets resolved as `'_`
[INFO] [stdout]     |               |
[INFO] [stdout]     |               this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn iter(&self) -> ListExtensionsIter<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/xlib/image.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn buffer(&self) -> PixBuffer {
[INFO] [stdout]    |                 ^^^^^     --------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn buffer(&self) -> PixBuffer<'_> {
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/xlib/window.rs:61:25
[INFO] [stdout]    |
[INFO] [stdout] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes> {
[INFO] [stdout]    |                         ^^^^^            ---------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes<'_>> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/xlib/window.rs:182:19
[INFO] [stdout]     |
[INFO] [stdout] 182 |   pub fn get_root(&self) -> Window {
[INFO] [stdout]     |                   ^^^^^     ------ the lifetime gets resolved as `'_`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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 0.48s
[INFO] running `Command { std: "docker" "inspect" "800e7b1217d60ab4373beafe4ecc720127c6f10c376fd1c16579d959bec86da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "800e7b1217d60ab4373beafe4ecc720127c6f10c376fd1c16579d959bec86da0", kill_on_drop: false }`
[INFO] [stdout] 800e7b1217d60ab4373beafe4ecc720127c6f10c376fd1c16579d959bec86da0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3725a19efbfa2ea7be5b6dbba95c4bd377185830a8922eaf223daedecbbb978d
[INFO] running `Command { std: "docker" "start" "-a" "3725a19efbfa2ea7be5b6dbba95c4bd377185830a8922eaf223daedecbbb978d", 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)]` 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: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 59 |   pub fn create_font_cursor(&self, shape: u32) -> Result<Cursor<'_>> {
[INFO] [stderr]    |                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 100 |   pub fn get_root_window(&self, screen: i32) -> Result<Window<'_>> {
[INFO] [stderr]     |                                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stderr]     |                                  |
[INFO] [stderr]     |                                  this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 113 |   pub fn get_default_root_window(&self) -> Result<Window<'_>> {
[INFO] [stderr]     |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/xlib/display.rs:129:5
[INFO] [stderr]     |
[INFO] [stderr] 129 |     &self,
[INFO] [stderr]     |     ^^^^^ this lifetime flows to the output
[INFO] [stderr] ...
[INFO] [stderr] 134 |   ) -> Result<(i32, i32, Option<Window>)> {
[INFO] [stderr]     |                                 ------ the lifetime gets resolved as `'_`
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 134 |   ) -> Result<(i32, i32, Option<Window<'_>>)> {
[INFO] [stderr]     |                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be 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 lifetime gets resolved as `'_`
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 169 |   pub fn get_input_focus(&self) -> Result<(Window<'_>, i32)> {
[INFO] [stderr]     |                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/xlib/display.rs:203:26
[INFO] [stderr]     |
[INFO] [stderr] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions> {
[INFO] [stderr]     |                          ^^^^^            -------------- the lifetime gets resolved as `'_`
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 203 |   pub fn list_extensions(&self) -> Result<ListExtensions<'_>> {
[INFO] [stderr]     |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/xlib/display.rs:229:15
[INFO] [stderr]     |
[INFO] [stderr] 229 |   pub fn iter(&self) -> ListExtensionsIter {
[INFO] [stderr]     |               ^^^^^     ------------------ the lifetime gets resolved as `'_`
[INFO] [stderr]     |               |
[INFO] [stderr]     |               this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 229 |   pub fn iter(&self) -> ListExtensionsIter<'_> {
[INFO] [stderr]     |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/xlib/image.rs:74:17
[INFO] [stderr]    |
[INFO] [stderr] 74 |   pub fn buffer(&self) -> PixBuffer {
[INFO] [stderr]    |                 ^^^^^     --------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 74 |   pub fn buffer(&self) -> PixBuffer<'_> {
[INFO] [stderr]    |                                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/xlib/window.rs:56:38
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] running 0 tests
[INFO] [stderr] 56 |   pub fn create_from_handle(display: &Display, id: u64) -> Result<Window> {
[INFO] [stdout] 
[INFO] [stderr]    |                                      ^^^^^^^^                     ------ the lifetime gets resolved as `'_`
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |                                      |
[INFO] [stdout] 
[INFO] [stderr]    |                                      this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 56 |   pub fn create_from_handle(display: &Display, id: u64) -> Result<Window<'_>> {
[INFO] [stderr]    |                                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/xlib/window.rs:61:25
[INFO] [stderr]    |
[INFO] [stderr] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes> {
[INFO] [stderr]    |                         ^^^^^            ---------------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 61 |   pub fn get_attributes(&self) -> Result<WindowAttributes<'_>> {
[INFO] [stderr]    |                                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/xlib/window.rs:182:19
[INFO] [stderr]     |
[INFO] [stderr] 182 |   pub fn get_root(&self) -> Window {
[INFO] [stderr]     |                   ^^^^^     ------ the lifetime gets resolved as `'_`
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 182 |   pub fn get_root(&self) -> Window<'_> {
[INFO] [stderr]     |                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `safex11` (lib) generated 13 warnings
[INFO] [stderr] warning: `safex11` (lib test) generated 13 warnings (13 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/safex11-8c4fe4a09b11b959)
[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] 3 | hostname:number.screen_number
[INFO] [stdout]   |         ^
[INFO] [stdout]   |
[INFO] [stdout] help: use a double colon instead
[INFO] [stdout]   |
[INFO] [stdout] 3 | 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] 3 | 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" "3725a19efbfa2ea7be5b6dbba95c4bd377185830a8922eaf223daedecbbb978d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3725a19efbfa2ea7be5b6dbba95c4bd377185830a8922eaf223daedecbbb978d", kill_on_drop: false }`
[INFO] [stdout] 3725a19efbfa2ea7be5b6dbba95c4bd377185830a8922eaf223daedecbbb978d
