[INFO] fetching crate bspc-rs 0.1.1...
[INFO] checking bspc-rs-0.1.1 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate bspc-rs 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate bspc-rs 0.1.1 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bspc-rs 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate bspc-rs 0.1.1
[INFO] tweaked toml for crates.io crate bspc-rs 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate bspc-rs 0.1.1 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a7ae48d2db912ef3525d20fea4a9b751312f0ad931410f75447d1bac654e422
[INFO] running `Command { std: "docker" "start" "-a" "1a7ae48d2db912ef3525d20fea4a9b751312f0ad931410f75447d1bac654e422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a7ae48d2db912ef3525d20fea4a9b751312f0ad931410f75447d1bac654e422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a7ae48d2db912ef3525d20fea4a9b751312f0ad931410f75447d1bac654e422", kill_on_drop: false }`
[INFO] [stdout] 1a7ae48d2db912ef3525d20fea4a9b751312f0ad931410f75447d1bac654e422
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3d9631fa7aff6ae9c1c95947e8c134de2284e3f67999621bf422532faece5fe
[INFO] running `Command { std: "docker" "start" "-a" "f3d9631fa7aff6ae9c1c95947e8c134de2284e3f67999621bf422532faece5fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling serde_derive v1.0.153
[INFO] [stderr]    Compiling serde v1.0.153
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking bspc-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::events::*`
[INFO] [stdout]    --> src/query.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     use crate::events::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]    --> src/tree.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |     use std::thread;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]    --> src/tree.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |     use std::time::Duration;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::events::*`
[INFO] [stdout]    --> src/tree.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |     use crate::events::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/lib.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monitor_selector`
[INFO] [stdout]    --> src/selectors.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     monitor_selector: Option<MonitorSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitor_selector`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desktop_selector`
[INFO] [stdout]    --> src/selectors.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 137 |     desktop_selector: Option<DesktopSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desktop_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_selector`
[INFO] [stdout]    --> src/selectors.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 |     node_selector: Option<NodeSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monitor_selector`
[INFO] [stdout]    --> src/selectors.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     monitor_selector: Option<MonitorSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitor_selector`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desktop_selector`
[INFO] [stdout]    --> src/selectors.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 137 |     desktop_selector: Option<DesktopSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desktop_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_selector`
[INFO] [stdout]    --> src/selectors.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 |     node_selector: Option<NodeSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/settings.rs:686:13
[INFO] [stdout]     |
[INFO] [stdout] 686 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monitor_selector`
[INFO] [stdout]    --> src/settings.rs:681:5
[INFO] [stdout]     |
[INFO] [stdout] 681 |     monitor_selector: Option<MonitorSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitor_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desktop_selector`
[INFO] [stdout]    --> src/settings.rs:682:5
[INFO] [stdout]     |
[INFO] [stdout] 682 |     desktop_selector: Option<DesktopSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desktop_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_selector`
[INFO] [stdout]    --> src/settings.rs:683:5
[INFO] [stdout]     |
[INFO] [stdout] 683 |     node_selector: Option<NodeSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `border_width`
[INFO] [stdout]    --> src/settings.rs:684:5
[INFO] [stdout]     |
[INFO] [stdout] 684 |     border_width: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_border_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/settings.rs:686:9
[INFO] [stdout]     |
[INFO] [stdout] 686 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/settings.rs:697:13
[INFO] [stdout]     |
[INFO] [stdout] 697 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monitor_selector`
[INFO] [stdout]    --> src/settings.rs:693:5
[INFO] [stdout]     |
[INFO] [stdout] 693 |     monitor_selector: Option<MonitorSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitor_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desktop_selector`
[INFO] [stdout]    --> src/settings.rs:694:5
[INFO] [stdout]     |
[INFO] [stdout] 694 |     desktop_selector: Option<DesktopSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desktop_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window_gap`
[INFO] [stdout]    --> src/settings.rs:695:5
[INFO] [stdout]     |
[INFO] [stdout] 695 |     window_gap: i32,
[INFO] [stdout]     |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_gap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/settings.rs:686:13
[INFO] [stdout]     |
[INFO] [stdout] 686 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/settings.rs:697:9
[INFO] [stdout]     |
[INFO] [stdout] 697 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/settings.rs:708:13
[INFO] [stdout]     |
[INFO] [stdout] 708 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monitor_selector`
[INFO] [stdout]    --> src/settings.rs:681:5
[INFO] [stdout]     |
[INFO] [stdout] 681 |     monitor_selector: Option<MonitorSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitor_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monitor_selector`
[INFO] [stdout]    --> src/settings.rs:704:5
[INFO] [stdout]     |
[INFO] [stdout] 704 |     monitor_selector: Option<MonitorSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitor_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desktop_selector`
[INFO] [stdout]    --> src/settings.rs:705:5
[INFO] [stdout]     |
[INFO] [stdout] 705 |     desktop_selector: Option<DesktopSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desktop_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desktop_selector`
[INFO] [stdout]    --> src/settings.rs:682:5
[INFO] [stdout]     |
[INFO] [stdout] 682 |     desktop_selector: Option<DesktopSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desktop_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `top_padding`
[INFO] [stdout]    --> src/settings.rs:706:5
[INFO] [stdout]     |
[INFO] [stdout] 706 |     top_padding: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_top_padding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_selector`
[INFO] [stdout]    --> src/settings.rs:683:5
[INFO] [stdout]     |
[INFO] [stdout] 683 |     node_selector: Option<NodeSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `border_width`
[INFO] [stdout]    --> src/settings.rs:684:5
[INFO] [stdout]     |
[INFO] [stdout] 684 |     border_width: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_border_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/settings.rs:708:9
[INFO] [stdout]     |
[INFO] [stdout] 708 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/settings.rs:686:9
[INFO] [stdout]     |
[INFO] [stdout] 686 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/settings.rs:697:13
[INFO] [stdout]     |
[INFO] [stdout] 697 |     let mut conn = socket::connect()?;
[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/settings.rs:719:13
[INFO] [stdout]     |
[INFO] [stdout] 719 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monitor_selector`
[INFO] [stdout]    --> src/settings.rs:693:5
[INFO] [stdout]     |
[INFO] [stdout] 693 |     monitor_selector: Option<MonitorSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitor_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monitor_selector`
[INFO] [stdout]    --> src/settings.rs:715:5
[INFO] [stdout]     |
[INFO] [stdout] 715 |     monitor_selector: Option<MonitorSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitor_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desktop_selector`
[INFO] [stdout]    --> src/settings.rs:694:5
[INFO] [stdout]     |
[INFO] [stdout] 694 |     desktop_selector: Option<DesktopSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desktop_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desktop_selector`
[INFO] [stdout]    --> src/settings.rs:716:5
[INFO] [stdout]     |
[INFO] [stdout] 716 |     desktop_selector: Option<DesktopSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desktop_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window_gap`
[INFO] [stdout]    --> src/settings.rs:695:5
[INFO] [stdout]     |
[INFO] [stdout] 695 |     window_gap: i32,
[INFO] [stdout]     |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_gap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right_padding`
[INFO] [stdout]    --> src/settings.rs:717:5
[INFO] [stdout]     |
[INFO] [stdout] 717 |     right_padding: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_padding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/settings.rs:697:9
[INFO] [stdout]     |
[INFO] [stdout] 697 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/settings.rs:719:9
[INFO] [stdout]     |
[INFO] [stdout] 719 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/settings.rs:708:13
[INFO] [stdout]     |
[INFO] [stdout] 708 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monitor_selector`
[INFO] [stdout]    --> src/settings.rs:704:5
[INFO] [stdout]     |
[INFO] [stdout] 704 |     monitor_selector: Option<MonitorSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitor_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/settings.rs:730:13
[INFO] [stdout]     |
[INFO] [stdout] 730 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desktop_selector`
[INFO] [stdout]    --> src/settings.rs:705:5
[INFO] [stdout]     |
[INFO] [stdout] 705 |     desktop_selector: Option<DesktopSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desktop_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monitor_selector`
[INFO] [stdout]    --> src/settings.rs:726:5
[INFO] [stdout]     |
[INFO] [stdout] 726 |     monitor_selector: Option<MonitorSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitor_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `top_padding`
[INFO] [stdout]    --> src/settings.rs:706:5
[INFO] [stdout]     |
[INFO] [stdout] 706 |     top_padding: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_top_padding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desktop_selector`
[INFO] [stdout]    --> src/settings.rs:727:5
[INFO] [stdout]     |
[INFO] [stdout] 727 |     desktop_selector: Option<DesktopSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desktop_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/settings.rs:708:9
[INFO] [stdout]     |
[INFO] [stdout] 708 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bottom_padding`
[INFO] [stdout]    --> src/settings.rs:728:5
[INFO] [stdout]     |
[INFO] [stdout] 728 |     bottom_padding: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bottom_padding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/settings.rs:719:13
[INFO] [stdout]     |
[INFO] [stdout] 719 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monitor_selector`
[INFO] [stdout]    --> src/settings.rs:715:5
[INFO] [stdout]     |
[INFO] [stdout] 715 |     monitor_selector: Option<MonitorSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitor_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/settings.rs:730:9
[INFO] [stdout]     |
[INFO] [stdout] 730 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desktop_selector`
[INFO] [stdout]    --> src/settings.rs:716:5
[INFO] [stdout]     |
[INFO] [stdout] 716 |     desktop_selector: Option<DesktopSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desktop_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/settings.rs:741:13
[INFO] [stdout]     |
[INFO] [stdout] 741 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right_padding`
[INFO] [stdout]    --> src/settings.rs:717:5
[INFO] [stdout]     |
[INFO] [stdout] 717 |     right_padding: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_padding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monitor_selector`
[INFO] [stdout]    --> src/settings.rs:737:5
[INFO] [stdout]     |
[INFO] [stdout] 737 |     monitor_selector: Option<MonitorSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitor_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/settings.rs:719:9
[INFO] [stdout]     |
[INFO] [stdout] 719 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desktop_selector`
[INFO] [stdout]    --> src/settings.rs:738:5
[INFO] [stdout]     |
[INFO] [stdout] 738 |     desktop_selector: Option<DesktopSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desktop_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/settings.rs:730:13
[INFO] [stdout]     |
[INFO] [stdout] 730 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `left_padding`
[INFO] [stdout]    --> src/settings.rs:739:5
[INFO] [stdout]     |
[INFO] [stdout] 739 |     left_padding: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_left_padding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monitor_selector`
[INFO] [stdout]    --> src/settings.rs:726:5
[INFO] [stdout]     |
[INFO] [stdout] 726 |     monitor_selector: Option<MonitorSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitor_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/settings.rs:741:9
[INFO] [stdout]     |
[INFO] [stdout] 741 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desktop_selector`
[INFO] [stdout]    --> src/settings.rs:727:5
[INFO] [stdout]     |
[INFO] [stdout] 727 |     desktop_selector: Option<DesktopSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desktop_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bottom_padding`
[INFO] [stdout]    --> src/settings.rs:728:5
[INFO] [stdout]     |
[INFO] [stdout] 728 |     bottom_padding: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bottom_padding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/settings.rs:730:9
[INFO] [stdout]     |
[INFO] [stdout] 730 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/settings.rs:741:13
[INFO] [stdout]     |
[INFO] [stdout] 741 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monitor_selector`
[INFO] [stdout]    --> src/settings.rs:737:5
[INFO] [stdout]     |
[INFO] [stdout] 737 |     monitor_selector: Option<MonitorSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monitor_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `desktop_selector`
[INFO] [stdout]    --> src/settings.rs:738:5
[INFO] [stdout]     |
[INFO] [stdout] 738 |     desktop_selector: Option<DesktopSelector>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_desktop_selector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `left_padding`
[INFO] [stdout]    --> src/settings.rs:739:5
[INFO] [stdout]     |
[INFO] [stdout] 739 |     left_padding: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_left_padding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/settings.rs:741:9
[INFO] [stdout]     |
[INFO] [stdout] 741 |     let mut conn = socket::connect()?;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/tree.rs:101:27
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn from_id_to_monitor(id: Id) -> Result<Option<Monitor>, ReplyError> {
[INFO] [stdout]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/tree.rs:107:27
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub fn from_id_to_desktop(id: Id) -> Result<Option<Desktop>, ReplyError> {
[INFO] [stdout]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/tree.rs:113:24
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn from_id_to_node(id: Id) -> Result<Option<Node>, ReplyError> {
[INFO] [stdout]     |                        ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/tree.rs:101:27
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn from_id_to_monitor(id: Id) -> Result<Option<Monitor>, ReplyError> {
[INFO] [stdout]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/tree.rs:107:27
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub fn from_id_to_desktop(id: Id) -> Result<Option<Desktop>, ReplyError> {
[INFO] [stdout]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/tree.rs:113:24
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn from_id_to_node(id: Id) -> Result<Option<Node>, ReplyError> {
[INFO] [stdout]     |                        ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/parser/parse_events/mod.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/parser/parse_events/mod.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `collect` is never used
[INFO] [stdout]    --> src/selectors.rs:135:4
[INFO] [stdout]     |
[INFO] [stdout] 135 | fn collect(
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `collect` is never used
[INFO] [stdout]    --> src/selectors.rs:135:4
[INFO] [stdout]     |
[INFO] [stdout] 135 | fn collect(
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 44 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 39 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_info`
[INFO] [stdout]   --> examples/setupborders.rs:31:36
[INFO] [stdout]    |
[INFO] [stdout] 31 |                 NodeEvent::NodeAdd(node_info) => {}
[INFO] [stdout]    |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_info`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_info`
[INFO] [stdout]   --> examples/setupborders.rs:33:39
[INFO] [stdout]    |
[INFO] [stdout] 33 |                 NodeEvent::NodeRemove(node_info) => {}
[INFO] [stdout]    |                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IGNORE_APPS` is never used
[INFO] [stdout]   --> examples/setupborders.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const IGNORE_APPS: [&str; 3] = ["TelegramDesktop", "Audacious", "Spotify"];
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SET_BORDER` is never used
[INFO] [stdout]   --> examples/setupborders.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const SET_BORDER: [&str; 4] =
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WINDOWS_FILE` is never used
[INFO] [stdout]   --> examples/setupborders.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const WINDOWS_FILE: &str = "/tmp/bordered_windows";
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BORDER_WIDTH` is never used
[INFO] [stdout]   --> examples/setupborders.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | const BORDER_WIDTH: i32 = 2;
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_border` is never used
[INFO] [stdout]   --> examples/setupborders.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn create_border(id: Id) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.66s
[INFO] running `Command { std: "docker" "inspect" "f3d9631fa7aff6ae9c1c95947e8c134de2284e3f67999621bf422532faece5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3d9631fa7aff6ae9c1c95947e8c134de2284e3f67999621bf422532faece5fe", kill_on_drop: false }`
[INFO] [stdout] f3d9631fa7aff6ae9c1c95947e8c134de2284e3f67999621bf422532faece5fe
