[INFO] cloning repository https://github.com/Merlin04/dynamic-wallpaper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Merlin04/dynamic-wallpaper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMerlin04%2Fdynamic-wallpaper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMerlin04%2Fdynamic-wallpaper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0abe2528cd11de3e0b945ebf8cfc1621b3ac00da
[INFO] checking Merlin04/dynamic-wallpaper against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMerlin04%2Fdynamic-wallpaper" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Merlin04/dynamic-wallpaper
[INFO] finished tweaking git repo https://github.com/Merlin04/dynamic-wallpaper
[INFO] tweaked toml for git repo https://github.com/Merlin04/dynamic-wallpaper written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Merlin04/dynamic-wallpaper on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Merlin04/dynamic-wallpaper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68edee9752bb0fc0e7174b654190f214bb1c840f6c2c877428663d110c09e829
[INFO] running `Command { std: "docker" "start" "-a" "68edee9752bb0fc0e7174b654190f214bb1c840f6c2c877428663d110c09e829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68edee9752bb0fc0e7174b654190f214bb1c840f6c2c877428663d110c09e829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68edee9752bb0fc0e7174b654190f214bb1c840f6c2c877428663d110c09e829", kill_on_drop: false }`
[INFO] [stdout] 68edee9752bb0fc0e7174b654190f214bb1c840f6c2c877428663d110c09e829
[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" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92ea26b487b7c2a7d591d180ca6c356a566491be57ab954ece4405957d6aadfe
[INFO] running `Command { std: "docker" "start" "-a" "92ea26b487b7c2a7d591d180ca6c356a566491be57ab954ece4405957d6aadfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking libloading v0.8.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling wayland-backend v0.1.2
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling smithay-client-toolkit v0.17.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]     Checking wayland-sys v0.30.1
[INFO] [stderr]    Compiling quick-xml v0.28.2
[INFO] [stderr]    Compiling wayland-scanner v0.30.1
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]     Checking memmap2 v0.7.1
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking xkbcommon v0.5.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking calloop v0.10.6
[INFO] [stderr]     Checking wayland-client v0.30.2
[INFO] [stderr]     Checking wayland-protocols v0.30.1
[INFO] [stderr]     Checking wayland-cursor v0.30.0
[INFO] [stderr]     Checking wayland-protocols-wlr v0.1.0
[INFO] [stderr]     Checking dynamic-wallpaper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/main.rs:84:30
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn new_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]   --> src/main.rs:84:49
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn new_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                                 ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/main.rs:84:73
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn new_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/main.rs:88:33
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn update_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]   --> src/main.rs:88:52
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn update_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                                    ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/main.rs:88:76
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn update_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/main.rs:92:36
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn output_destroyed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]   --> src/main.rs:92:55
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn output_destroyed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                                       ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/main.rs:92:79
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn output_destroyed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:126:40
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn scale_factor_changed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, surface: &WlSurface, new_factor: i32) {
[INFO] [stdout]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/main.rs:84:30
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn new_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:126:59
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn scale_factor_changed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, surface: &WlSurface, new_factor: i32) {
[INFO] [stdout]     |                                                           ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]   --> src/main.rs:84:49
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn new_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                                 ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/main.rs:84:73
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn new_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/main.rs:88:33
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn update_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]   --> src/main.rs:88:52
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn update_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                                    ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `surface`
[INFO] [stdout]    --> src/main.rs:126:83
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn scale_factor_changed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, surface: &WlSurface, new_factor: i32) {
[INFO] [stdout]     |                                                                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_surface`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/main.rs:88:76
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn update_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/main.rs:92:36
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn output_destroyed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]   --> src/main.rs:92:55
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn output_destroyed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                                       ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/main.rs:92:79
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn output_destroyed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {
[INFO] [stdout]    |                                                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:126:40
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn scale_factor_changed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, surface: &WlSurface, new_factor: i32) {
[INFO] [stdout]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_factor`
[INFO] [stdout]    --> src/main.rs:126:104
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn scale_factor_changed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, surface: &WlSurface, new_factor: i32) {
[INFO] [stdout]     |                                                                                                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_factor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:141:30
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn new_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:141:49
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn new_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                                 ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> src/main.rs:141:73
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn new_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:142:33
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn update_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:142:52
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn update_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                                    ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> src/main.rs:142:76
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn update_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:143:36
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn output_destroyed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:143:55
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn output_destroyed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                                       ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> src/main.rs:143:79
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn output_destroyed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:147:26
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn closed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, layer: &LayerSurface) {
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn closed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, layer: &LayerSurface) {
[INFO] [stdout]     |                                             ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `layer`
[INFO] [stdout]    --> src/main.rs:147:69
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn closed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, layer: &LayerSurface) {
[INFO] [stdout]     |                                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:151:29
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn configure(&mut self, conn: &Connection, qh: &QueueHandle<Self>, layer: &LayerSurface, configure: LayerSurfaceConfigure, seri...
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `layer`
[INFO] [stdout]    --> src/main.rs:151:72
[INFO] [stdout]     |
[INFO] [stdout] 151 | ...n, qh: &QueueHandle<Self>, layer: &LayerSurface, configure: LayerSurfaceConfigure, serial: u32) {
[INFO] [stdout]     |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `configure`
[INFO] [stdout]    --> src/main.rs:151:94
[INFO] [stdout]     |
[INFO] [stdout] 151 | ... layer: &LayerSurface, configure: LayerSurfaceConfigure, serial: u32) {
[INFO] [stdout]     |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_configure`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serial`
[INFO] [stdout]    --> src/main.rs:151:128
[INFO] [stdout]     |
[INFO] [stdout] 151 | ...e: LayerSurfaceConfigure, serial: u32) {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_serial`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:168:28
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn new_seat(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat) {}
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:168:47
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn new_seat(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat) {}
[INFO] [stdout]     |                                               ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seat`
[INFO] [stdout]    --> src/main.rs:168:71
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn new_seat(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat) {}
[INFO] [stdout]     |                                                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_seat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:170:34
[INFO] [stdout]     |
[INFO] [stdout] 170 |     fn new_capability(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat, capability: Capability) {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:177:37
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn remove_capability(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat, capability: Capability) {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:177:56
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn remove_capability(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat, capability: Capability) {
[INFO] [stdout]     |                                                        ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seat`
[INFO] [stdout]    --> src/main.rs:177:80
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn remove_capability(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat, capability: Capability) {
[INFO] [stdout]     |                                                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_seat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:126:59
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn scale_factor_changed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, surface: &WlSurface, new_factor: i32) {
[INFO] [stdout]     |                                                           ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `surface`
[INFO] [stdout]    --> src/main.rs:126:83
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn scale_factor_changed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, surface: &WlSurface, new_factor: i32) {
[INFO] [stdout]     |                                                                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_surface`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:182:31
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn remove_seat(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat) {}
[INFO] [stdout]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_factor`
[INFO] [stdout]    --> src/main.rs:126:104
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn scale_factor_changed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, surface: &WlSurface, new_factor: i32) {
[INFO] [stdout]     |                                                                                                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_factor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:141:30
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn new_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:182:50
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn remove_seat(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat) {}
[INFO] [stdout]     |                                                  ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:141:49
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn new_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                                 ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> src/main.rs:141:73
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn new_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seat`
[INFO] [stdout]    --> src/main.rs:182:74
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn remove_seat(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat) {}
[INFO] [stdout]     |                                                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_seat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:142:33
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn update_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:142:52
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn update_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                                    ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> src/main.rs:142:76
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn update_output(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:143:36
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn output_destroyed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:143:55
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn output_destroyed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                                       ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> src/main.rs:143:79
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn output_destroyed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, output: WlOutput) {}
[INFO] [stdout]     |                                                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:147:26
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn closed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, layer: &LayerSurface) {
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn closed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, layer: &LayerSurface) {
[INFO] [stdout]     |                                             ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `layer`
[INFO] [stdout]    --> src/main.rs:147:69
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn closed(&mut self, conn: &Connection, qh: &QueueHandle<Self>, layer: &LayerSurface) {
[INFO] [stdout]     |                                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:186:33
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn pointer_frame(&mut self, conn: &Connection, qh: &QueueHandle<Self>, pointer: &WlPointer, events: &[PointerEvent]) {
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:186:52
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn pointer_frame(&mut self, conn: &Connection, qh: &QueueHandle<Self>, pointer: &WlPointer, events: &[PointerEvent]) {
[INFO] [stdout]     |                                                    ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pointer`
[INFO] [stdout]    --> src/main.rs:186:76
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn pointer_frame(&mut self, conn: &Connection, qh: &QueueHandle<Self>, pointer: &WlPointer, events: &[PointerEvent]) {
[INFO] [stdout]     |                                                                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pointer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:151:29
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn configure(&mut self, conn: &Connection, qh: &QueueHandle<Self>, layer: &LayerSurface, configure: LayerSurfaceConfigure, seri...
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `layer`
[INFO] [stdout]    --> src/main.rs:151:72
[INFO] [stdout]     |
[INFO] [stdout] 151 | ...n, qh: &QueueHandle<Self>, layer: &LayerSurface, configure: LayerSurfaceConfigure, serial: u32) {
[INFO] [stdout]     |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `configure`
[INFO] [stdout]    --> src/main.rs:151:94
[INFO] [stdout]     |
[INFO] [stdout] 151 | ... layer: &LayerSurface, configure: LayerSurfaceConfigure, serial: u32) {
[INFO] [stdout]     |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_configure`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serial`
[INFO] [stdout]    --> src/main.rs:151:128
[INFO] [stdout]     |
[INFO] [stdout] 151 | ...e: LayerSurfaceConfigure, serial: u32) {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_serial`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:168:28
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn new_seat(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat) {}
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:168:47
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn new_seat(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat) {}
[INFO] [stdout]     |                                               ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seat`
[INFO] [stdout]    --> src/main.rs:168:71
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn new_seat(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat) {}
[INFO] [stdout]     |                                                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_seat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:170:34
[INFO] [stdout]     |
[INFO] [stdout] 170 |     fn new_capability(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat, capability: Capability) {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:177:37
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn remove_capability(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat, capability: Capability) {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:177:56
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn remove_capability(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat, capability: Capability) {
[INFO] [stdout]     |                                                        ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seat`
[INFO] [stdout]    --> src/main.rs:177:80
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn remove_capability(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat, capability: Capability) {
[INFO] [stdout]     |                                                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_seat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:182:31
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn remove_seat(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat) {}
[INFO] [stdout]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:182:50
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn remove_seat(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat) {}
[INFO] [stdout]     |                                                  ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seat`
[INFO] [stdout]    --> src/main.rs:182:74
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn remove_seat(&mut self, conn: &Connection, qh: &QueueHandle<Self>, seat: WlSeat) {}
[INFO] [stdout]     |                                                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_seat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/main.rs:186:33
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn pointer_frame(&mut self, conn: &Connection, qh: &QueueHandle<Self>, pointer: &WlPointer, events: &[PointerEvent]) {
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qh`
[INFO] [stdout]    --> src/main.rs:186:52
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn pointer_frame(&mut self, conn: &Connection, qh: &QueueHandle<Self>, pointer: &WlPointer, events: &[PointerEvent]) {
[INFO] [stdout]     |                                                    ^^ help: if this is intentional, prefix it with an underscore: `_qh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pointer`
[INFO] [stdout]    --> src/main.rs:186:76
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn pointer_frame(&mut self, conn: &Connection, qh: &QueueHandle<Self>, pointer: &WlPointer, events: &[PointerEvent]) {
[INFO] [stdout]     |                                                                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pointer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pointer_position` is never read
[INFO] [stdout]    --> src/main.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 108 | struct DWLayer {
[INFO] [stdout]     |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pointer_position: (f64, f64)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pointer_position` is never read
[INFO] [stdout]    --> src/main.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 108 | struct DWLayer {
[INFO] [stdout]     |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pointer_position: (f64, f64)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.79s
[INFO] running `Command { std: "docker" "inspect" "92ea26b487b7c2a7d591d180ca6c356a566491be57ab954ece4405957d6aadfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92ea26b487b7c2a7d591d180ca6c356a566491be57ab954ece4405957d6aadfe", kill_on_drop: false }`
[INFO] [stdout] 92ea26b487b7c2a7d591d180ca6c356a566491be57ab954ece4405957d6aadfe
