[INFO] cloning repository https://github.com/DaMrNelson/xrb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DaMrNelson/xrb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaMrNelson%2Fxrb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaMrNelson%2Fxrb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29f8d6bff2a329e017b22aee7bc3e0470bf89237
[INFO] testing DaMrNelson/xrb against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaMrNelson%2Fxrb" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DaMrNelson/xrb on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DaMrNelson/xrb
[INFO] finished tweaking git repo https://github.com/DaMrNelson/xrb
[INFO] tweaked toml for git repo https://github.com/DaMrNelson/xrb written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/DaMrNelson/xrb 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49a16c936fc5d696dc4e381ada98b319c118c9994059ff984252789e58f38803
[INFO] running `Command { std: "docker" "start" "-a" "49a16c936fc5d696dc4e381ada98b319c118c9994059ff984252789e58f38803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49a16c936fc5d696dc4e381ada98b319c118c9994059ff984252789e58f38803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49a16c936fc5d696dc4e381ada98b319c118c9994059ff984252789e58f38803", kill_on_drop: false }`
[INFO] [stdout] 49a16c936fc5d696dc4e381ada98b319c118c9994059ff984252789e58f38803
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1d9d299f561472a94002f26dc6561f6fbd8b3274d8798f3c72aa264efc1bbb9
[INFO] running `Command { std: "docker" "start" "-a" "c1d9d299f561472a94002f26dc6561f6fbd8b3274d8798f3c72aa264efc1bbb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling bufstream v0.1.3
[INFO] [stderr]    Compiling xrb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/xreaderwriter.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{BufReader};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/xreaderwriter.rs:557:40
[INFO] [stdout]     |
[INFO] [stdout] 557 |         let present = self.read_bool();;
[INFO] [stdout]     |                                        ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/lib.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{BufWriter, BufReader};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_is_installed`
[INFO] [stdout]    --> src/models.rs:916:116
[INFO] [stdout]     |
[INFO] [stdout] 916 | ...pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) ...
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_is_installed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_state`
[INFO] [stdout]    --> src/models.rs:916:134
[INFO] [stdout]     |
[INFO] [stdout] 916 | ..._under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match cli...
[INFO] [stdout]     |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `all_event_masks`
[INFO] [stdout]    --> src/models.rs:916:174
[INFO] [stdout]     |
[INFO] [stdout] 916 | ...redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_all_event_masks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1010:43
[INFO] [stdout]      |
[INFO] [stdout] 1010 |             WindowConfigureValue::Sibling(val) => (),
[INFO] [stdout]      |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1011:45
[INFO] [stdout]      |
[INFO] [stdout] 1011 |             WindowConfigureValue::StackMode(val) => ()
[INFO] [stdout]      |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1025:47
[INFO] [stdout]      |
[INFO] [stdout] 1025 |                 WindowConfigureValue::Sibling(val) => (),
[INFO] [stdout]      |                                               ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1026:49
[INFO] [stdout]      |
[INFO] [stdout] 1026 |                 WindowConfigureValue::StackMode(val) => ()
[INFO] [stdout]      |                                                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vtype`
[INFO] [stdout]     --> src/models.rs:1053:17
[INFO] [stdout]      |
[INFO] [stdout] 1053 |             Ok((vtype, value)) => {
[INFO] [stdout]      |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_vtype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]     --> src/models.rs:1056:25
[INFO] [stdout]      |
[INFO] [stdout] 1056 |                     Err(err) => None
[INFO] [stdout]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1059:17
[INFO] [stdout]      |
[INFO] [stdout] 1059 |             Err(val) => None
[INFO] [stdout]      |                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes_after`
[INFO] [stdout]    --> src/xreaderwriter.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let bytes_after = self.read_u32();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_after`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xreaderwriter.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let mut len = match format {
[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: `len`
[INFO] [stdout]    --> src/xreaderwriter.rs:398:17
[INFO] [stdout]     |
[INFO] [stdout] 398 |             let len = self.read_u16();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/xreaderwriter.rs:582:13
[INFO] [stdout]     |
[INFO] [stdout] 582 |         for i in 0..keycode_count {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/xreaderwriter.rs:585:17
[INFO] [stdout]     |
[INFO] [stdout] 585 |             for j in 0..keysyms_count {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:229:37
[INFO] [stdout]     |
[INFO] [stdout] 229 | ...                   ServerReplyType::GetWindowAttributes => reader.read_get_window_attributes_reply(detail),
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:247:37
[INFO] [stdout]     |
[INFO] [stdout] 247 | ...   ServerReplyType::ListFontsWithInfo => reader.read_list_fonts_with_info_reply(detail), // Note: One request will generate multiple r...
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `atom`
[INFO] [stdout]    --> src/lib.rs:645:37
[INFO] [stdout]     |
[INFO] [stdout] 645 |     pub fn get_atom_name(&mut self, atom: u32) -> u16 {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_atom`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pad`
[INFO] [stdout]    --> src/lib.rs:667:13
[INFO] [stdout]     |
[INFO] [stdout] 667 |         let pad = self.write_dynamic_len(6, data.len());
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_pad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bit_plane`
[INFO] [stdout]     --> src/lib.rs:1694:138
[INFO] [stdout]      |
[INFO] [stdout] 1694 | ... width: u16, height: u16, bit_plane: u32) {
[INFO] [stdout]      |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bit_plane`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ATOM__NET_WM_NAME` should have a snake case name
[INFO] [stdout]     --> src/models.rs:1063:62
[INFO] [stdout]      |
[INFO] [stdout] 1063 |     pub fn get_wm_name_sync(&mut self, client: &mut XClient, ATOM__NET_WM_NAME: u32) -> String {
[INFO] [stdout]      |                                                              ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `atom_net_wm_name`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "c1d9d299f561472a94002f26dc6561f6fbd8b3274d8798f3c72aa264efc1bbb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1d9d299f561472a94002f26dc6561f6fbd8b3274d8798f3c72aa264efc1bbb9", kill_on_drop: false }`
[INFO] [stdout] c1d9d299f561472a94002f26dc6561f6fbd8b3274d8798f3c72aa264efc1bbb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b94fcda05eb4bc7e40971d492990c72300e003371313962a0bad3da65335cdfc
[INFO] running `Command { std: "docker" "start" "-a" "b94fcda05eb4bc7e40971d492990c72300e003371313962a0bad3da65335cdfc", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/xreaderwriter.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{BufReader};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/xreaderwriter.rs:557:40
[INFO] [stdout]     |
[INFO] [stdout] 557 |         let present = self.read_bool();;
[INFO] [stdout]     |                                        ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/lib.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{BufWriter, BufReader};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_is_installed`
[INFO] [stdout]    --> src/models.rs:916:116
[INFO] [stdout]     |
[INFO] [stdout] 916 | ...pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) ...
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_is_installed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_state`
[INFO] [stdout]    --> src/models.rs:916:134
[INFO] [stdout]     |
[INFO] [stdout] 916 | ..._under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match cli...
[INFO] [stdout]     |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `all_event_masks`
[INFO] [stdout]    --> src/models.rs:916:174
[INFO] [stdout]     |
[INFO] [stdout] 916 | ...redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_all_event_masks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1010:43
[INFO] [stdout]      |
[INFO] [stdout] 1010 |             WindowConfigureValue::Sibling(val) => (),
[INFO] [stdout]      |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1011:45
[INFO] [stdout]      |
[INFO] [stdout] 1011 |             WindowConfigureValue::StackMode(val) => ()
[INFO] [stdout]      |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1025:47
[INFO] [stdout]      |
[INFO] [stdout] 1025 |                 WindowConfigureValue::Sibling(val) => (),
[INFO] [stdout]      |                                               ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1026:49
[INFO] [stdout]      |
[INFO] [stdout] 1026 |                 WindowConfigureValue::StackMode(val) => ()
[INFO] [stdout]      |                                                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vtype`
[INFO] [stdout]     --> src/models.rs:1053:17
[INFO] [stdout]      |
[INFO] [stdout] 1053 |             Ok((vtype, value)) => {
[INFO] [stdout]      |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_vtype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]     --> src/models.rs:1056:25
[INFO] [stdout]      |
[INFO] [stdout] 1056 |                     Err(err) => None
[INFO] [stdout]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1059:17
[INFO] [stdout]      |
[INFO] [stdout] 1059 |             Err(val) => None
[INFO] [stdout]      |                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes_after`
[INFO] [stdout]    --> src/xreaderwriter.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let bytes_after = self.read_u32();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_after`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xreaderwriter.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let mut len = match format {
[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: `len`
[INFO] [stdout]    --> src/xreaderwriter.rs:398:17
[INFO] [stdout]     |
[INFO] [stdout] 398 |             let len = self.read_u16();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/xreaderwriter.rs:582:13
[INFO] [stdout]     |
[INFO] [stdout] 582 |         for i in 0..keycode_count {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/xreaderwriter.rs:585:17
[INFO] [stdout]     |
[INFO] [stdout] 585 |             for j in 0..keysyms_count {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:229:37
[INFO] [stdout]     |
[INFO] [stdout] 229 | ...                   ServerReplyType::GetWindowAttributes => reader.read_get_window_attributes_reply(detail),
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:247:37
[INFO] [stdout]     |
[INFO] [stdout] 247 | ...   ServerReplyType::ListFontsWithInfo => reader.read_list_fonts_with_info_reply(detail), // Note: One request will generate multiple r...
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `atom`
[INFO] [stdout]    --> src/lib.rs:645:37
[INFO] [stdout]     |
[INFO] [stdout] 645 |     pub fn get_atom_name(&mut self, atom: u32) -> u16 {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_atom`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pad`
[INFO] [stdout]    --> src/lib.rs:667:13
[INFO] [stdout]     |
[INFO] [stdout] 667 |         let pad = self.write_dynamic_len(6, data.len());
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_pad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bit_plane`
[INFO] [stdout]     --> src/lib.rs:1694:138
[INFO] [stdout]      |
[INFO] [stdout] 1694 | ... width: u16, height: u16, bit_plane: u32) {
[INFO] [stdout]      |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bit_plane`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling xrb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `ATOM__NET_WM_NAME` should have a snake case name
[INFO] [stdout]     --> src/models.rs:1063:62
[INFO] [stdout]      |
[INFO] [stdout] 1063 |     pub fn get_wm_name_sync(&mut self, client: &mut XClient, ATOM__NET_WM_NAME: u32) -> String {
[INFO] [stdout]      |                                                              ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `atom_net_wm_name`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `white`
[INFO] [stdout]   --> tests/main.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let white = client.info.screens[0].white_pixel;
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_white`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/xreaderwriter.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{BufReader};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/xreaderwriter.rs:557:40
[INFO] [stdout]     |
[INFO] [stdout] 557 |         let present = self.read_bool();;
[INFO] [stdout]     |                                        ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/lib.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{BufWriter, BufReader};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_is_installed`
[INFO] [stdout]    --> src/models.rs:916:116
[INFO] [stdout]     |
[INFO] [stdout] 916 | ...pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) ...
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_is_installed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_state`
[INFO] [stdout]    --> src/models.rs:916:134
[INFO] [stdout]     |
[INFO] [stdout] 916 | ..._under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match cli...
[INFO] [stdout]     |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `all_event_masks`
[INFO] [stdout]    --> src/models.rs:916:174
[INFO] [stdout]     |
[INFO] [stdout] 916 | ...redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_all_event_masks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1010:43
[INFO] [stdout]      |
[INFO] [stdout] 1010 |             WindowConfigureValue::Sibling(val) => (),
[INFO] [stdout]      |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1011:45
[INFO] [stdout]      |
[INFO] [stdout] 1011 |             WindowConfigureValue::StackMode(val) => ()
[INFO] [stdout]      |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1025:47
[INFO] [stdout]      |
[INFO] [stdout] 1025 |                 WindowConfigureValue::Sibling(val) => (),
[INFO] [stdout]      |                                               ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1026:49
[INFO] [stdout]      |
[INFO] [stdout] 1026 |                 WindowConfigureValue::StackMode(val) => ()
[INFO] [stdout]      |                                                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vtype`
[INFO] [stdout]     --> src/models.rs:1053:17
[INFO] [stdout]      |
[INFO] [stdout] 1053 |             Ok((vtype, value)) => {
[INFO] [stdout]      |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_vtype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]     --> src/models.rs:1056:25
[INFO] [stdout]      |
[INFO] [stdout] 1056 |                     Err(err) => None
[INFO] [stdout]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1059:17
[INFO] [stdout]      |
[INFO] [stdout] 1059 |             Err(val) => None
[INFO] [stdout]      |                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes_after`
[INFO] [stdout]    --> src/xreaderwriter.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let bytes_after = self.read_u32();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_after`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xreaderwriter.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let mut len = match format {
[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: `len`
[INFO] [stdout]    --> src/xreaderwriter.rs:398:17
[INFO] [stdout]     |
[INFO] [stdout] 398 |             let len = self.read_u16();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/xreaderwriter.rs:582:13
[INFO] [stdout]     |
[INFO] [stdout] 582 |         for i in 0..keycode_count {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/xreaderwriter.rs:585:17
[INFO] [stdout]     |
[INFO] [stdout] 585 |             for j in 0..keysyms_count {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:229:37
[INFO] [stdout]     |
[INFO] [stdout] 229 | ...                   ServerReplyType::GetWindowAttributes => reader.read_get_window_attributes_reply(detail),
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:247:37
[INFO] [stdout]     |
[INFO] [stdout] 247 | ...   ServerReplyType::ListFontsWithInfo => reader.read_list_fonts_with_info_reply(detail), // Note: One request will generate multiple r...
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `atom`
[INFO] [stdout]    --> src/lib.rs:645:37
[INFO] [stdout]     |
[INFO] [stdout] 645 |     pub fn get_atom_name(&mut self, atom: u32) -> u16 {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_atom`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pad`
[INFO] [stdout]    --> src/lib.rs:667:13
[INFO] [stdout]     |
[INFO] [stdout] 667 |         let pad = self.write_dynamic_len(6, data.len());
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_pad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bit_plane`
[INFO] [stdout]     --> src/lib.rs:1694:138
[INFO] [stdout]      |
[INFO] [stdout] 1694 | ... width: u16, height: u16, bit_plane: u32) {
[INFO] [stdout]      |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bit_plane`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ATOM__NET_WM_NAME` should have a snake case name
[INFO] [stdout]     --> src/models.rs:1063:62
[INFO] [stdout]      |
[INFO] [stdout] 1063 |     pub fn get_wm_name_sync(&mut self, client: &mut XClient, ATOM__NET_WM_NAME: u32) -> String {
[INFO] [stdout]      |                                                              ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `atom_net_wm_name`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "b94fcda05eb4bc7e40971d492990c72300e003371313962a0bad3da65335cdfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b94fcda05eb4bc7e40971d492990c72300e003371313962a0bad3da65335cdfc", kill_on_drop: false }`
[INFO] [stdout] b94fcda05eb4bc7e40971d492990c72300e003371313962a0bad3da65335cdfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c6dbc079907927b344c6cde70f651bd85b4edd6ab76b6501faf2035eb70ea3c
[INFO] running `Command { std: "docker" "start" "-a" "0c6dbc079907927b344c6cde70f651bd85b4edd6ab76b6501faf2035eb70ea3c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `BufReader`
[INFO] [stderr]  --> src/xreaderwriter.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::{BufReader};
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/xreaderwriter.rs:557:40
[INFO] [stderr]     |
[INFO] [stderr] 557 |         let present = self.read_bool();;
[INFO] [stderr]     |                                        ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufReader`
[INFO] [stderr]  --> src/lib.rs:8:26
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::{BufWriter, BufReader};
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `map_is_installed`
[INFO] [stderr]    --> src/models.rs:916:116
[INFO] [stderr]     |
[INFO] [stderr] 916 | ...pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) ...
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_is_installed`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `map_state`
[INFO] [stderr]    --> src/models.rs:916:134
[INFO] [stderr]     |
[INFO] [stderr] 916 | ..._under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match cli...
[INFO] [stderr]     |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `all_event_masks`
[INFO] [stderr]    --> src/models.rs:916:174
[INFO] [stderr]     |
[INFO] [stderr] 916 | ...redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_all_event_masks`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]     --> src/models.rs:1010:43
[INFO] [stderr]      |
[INFO] [stderr] 1010 |             WindowConfigureValue::Sibling(val) => (),
[INFO] [stderr]      |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]     --> src/models.rs:1011:45
[INFO] [stderr]      |
[INFO] [stderr] 1011 |             WindowConfigureValue::StackMode(val) => ()
[INFO] [stderr]      |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]     --> src/models.rs:1025:47
[INFO] [stderr]      |
[INFO] [stderr] 1025 |                 WindowConfigureValue::Sibling(val) => (),
[INFO] [stderr]      |                                               ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]     --> src/models.rs:1026:49
[INFO] [stderr]      |
[INFO] [stderr] 1026 |                 WindowConfigureValue::StackMode(val) => ()
[INFO] [stderr]      |                                                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vtype`
[INFO] [stderr]     --> src/models.rs:1053:17
[INFO] [stderr]      |
[INFO] [stderr] 1053 |             Ok((vtype, value)) => {
[INFO] [stderr]      |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_vtype`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]     --> src/models.rs:1056:25
[INFO] [stderr]      |
[INFO] [stderr] 1056 |                     Err(err) => None
[INFO] [stderr]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]     --> src/models.rs:1059:17
[INFO] [stderr]      |
[INFO] [stderr] 1059 |             Err(val) => None
[INFO] [stderr]      |                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bytes_after`
[INFO] [stderr]    --> src/xreaderwriter.rs:203:13
[INFO] [stderr]     |
[INFO] [stderr] 203 |         let bytes_after = self.read_u32();
[INFO] [stderr]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_after`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/xreaderwriter.rs:206:13
[INFO] [stderr]     |
[INFO] [stderr] 206 |         let mut len = match format {
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/xreaderwriter.rs:398:17
[INFO] [stderr]     |
[INFO] [stderr] 398 |             let len = self.read_u16();
[INFO] [stderr]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/xreaderwriter.rs:582:13
[INFO] [stderr]     |
[INFO] [stderr] 582 |         for i in 0..keycode_count {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]    --> src/xreaderwriter.rs:585:17
[INFO] [stderr]     |
[INFO] [stderr] 585 |             for j in 0..keysyms_count {
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/lib.rs:229:37
[INFO] [stderr]     |
[INFO] [stderr] 229 | ...                   ServerReplyType::GetWindowAttributes => reader.read_get_window_attributes_reply(detail),
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/lib.rs:247:37
[INFO] [stderr]     |
[INFO] [stderr] 247 | ...   ServerReplyType::ListFontsWithInfo => reader.read_list_fonts_with_info_reply(detail), // Note: One request will generate multiple r...
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `atom`
[INFO] [stderr]    --> src/lib.rs:645:37
[INFO] [stderr]     |
[INFO] [stderr] 645 |     pub fn get_atom_name(&mut self, atom: u32) -> u16 {
[INFO] [stderr]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_atom`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pad`
[INFO] [stderr]    --> src/lib.rs:667:13
[INFO] [stderr]     |
[INFO] [stderr] 667 |         let pad = self.write_dynamic_len(6, data.len());
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_pad`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bit_plane`
[INFO] [stderr]     --> src/lib.rs:1694:138
[INFO] [stderr]      |
[INFO] [stderr] 1694 | ... width: u16, height: u16, bit_plane: u32) {
[INFO] [stderr]      |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bit_plane`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `ATOM__NET_WM_NAME` should have a snake case name
[INFO] [stderr]     --> src/models.rs:1063:62
[INFO] [stderr]      |
[INFO] [stderr] 1063 |     pub fn get_wm_name_sync(&mut self, client: &mut XClient, ATOM__NET_WM_NAME: u32) -> String {
[INFO] [stderr]      |                                                              ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `atom_net_wm_name`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `xrb` (lib) generated 24 warnings (run `cargo fix --lib -p xrb` to apply 20 suggestions)
[INFO] [stderr] warning: unused variable: `white`
[INFO] [stderr]   --> tests/main.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let white = client.info.screens[0].white_pixel;
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_white`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `xrb` (test "main") generated 1 warning (run `cargo fix --test "main"` to apply 1 suggestion)
[INFO] [stderr] warning: `xrb` (lib test) generated 24 warnings (24 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/xrb-2a4fede65e5a979d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/main.rs (/opt/rustwide/target/debug/deps/main-15faffd77321152d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::main_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::main_test stdout ----
[INFO] [stdout] thread 'tests::main_test' panicked at src/lib.rs:37:48:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55977eb3b0c6 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55977eb3b0c6 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55977eb3b0c6 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55977eb3b0c6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55977eb63f70 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55977eb63f70 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55977eb389af - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x55977eb3aea4 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55977eb3aea4 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55977eb3cc17 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x55977eb3c8fd - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55977eac29d7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x55977eac29d7 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55977eb3d236 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x55977eb3d236 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55977eb3cf82 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x55977eb3b5c6 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55977eb3cce0 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55977ea80d55 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55977ea81333 - core::result::unwrap_failed::h03d8a5018196e1cd
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/result.rs:1649:5
[INFO] [stdout]   20:     0x55977eaefa7b - core::result::Result<T,E>::unwrap::hd3db96628fd2e7de
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/result.rs:1073:23
[INFO] [stdout]   21:     0x55977ead16d1 - xrb::XClient::connect::h14efdcddb94cd341
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:37:22
[INFO] [stdout]   22:     0x55977ea85293 - main::tests::main_test::h7b9fd8aa222d9664
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main.rs:13:26
[INFO] [stdout]   23:     0x55977ea85227 - main::tests::main_test::{{closure}}::h1ea2d5302903895c
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main.rs:10:19
[INFO] [stdout]   24:     0x55977ea828e6 - core::ops::function::FnOnce::call_once::h4e26931bd66f91c5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55977eac82af - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x55977eac82af - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   27:     0x55977eac7031 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   28:     0x55977eac7031 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x55977eac7031 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x55977eac7031 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x55977eac7031 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x55977eac7031 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   33:     0x55977eac7031 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   34:     0x55977ea8e366 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   35:     0x55977ea8e366 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x55977ea933c7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x55977ea933c7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x55977ea933c7 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x55977ea933c7 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x55977ea933c7 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x55977ea933c7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x55977ea933c7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x55977eb41d45 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x55977eb41d45 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   45:     0x55977eb41d45 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f6e1f95bac3 - <unknown>
[INFO] [stdout]   47:     0x7f6e1f9ecbf4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::main_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test main`
[INFO] running `Command { std: "docker" "inspect" "0c6dbc079907927b344c6cde70f651bd85b4edd6ab76b6501faf2035eb70ea3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c6dbc079907927b344c6cde70f651bd85b4edd6ab76b6501faf2035eb70ea3c", kill_on_drop: false }`
[INFO] [stdout] 0c6dbc079907927b344c6cde70f651bd85b4edd6ab76b6501faf2035eb70ea3c
[INFO] testing DaMrNelson/xrb against beta-2024-02-10 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaMrNelson%2Fxrb" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DaMrNelson/xrb on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DaMrNelson/xrb
[INFO] finished tweaking git repo https://github.com/DaMrNelson/xrb
[INFO] tweaked toml for git repo https://github.com/DaMrNelson/xrb written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/DaMrNelson/xrb 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" "+beta-2024-02-10" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0cafd28be87dfa4fabb7b99e1290bfce41cd638e99831ac2d83ca13e7d5781cb
[INFO] running `Command { std: "docker" "start" "-a" "0cafd28be87dfa4fabb7b99e1290bfce41cd638e99831ac2d83ca13e7d5781cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cafd28be87dfa4fabb7b99e1290bfce41cd638e99831ac2d83ca13e7d5781cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cafd28be87dfa4fabb7b99e1290bfce41cd638e99831ac2d83ca13e7d5781cb", kill_on_drop: false }`
[INFO] [stdout] 0cafd28be87dfa4fabb7b99e1290bfce41cd638e99831ac2d83ca13e7d5781cb
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ae3770bcdaa4f31e7a1fcb4943606a21655641f00bc9edb26c8a27a940824eb
[INFO] running `Command { std: "docker" "start" "-a" "9ae3770bcdaa4f31e7a1fcb4943606a21655641f00bc9edb26c8a27a940824eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling bufstream v0.1.3
[INFO] [stderr]    Compiling xrb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/xreaderwriter.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{BufReader};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/xreaderwriter.rs:557:40
[INFO] [stdout]     |
[INFO] [stdout] 557 |         let present = self.read_bool();;
[INFO] [stdout]     |                                        ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/lib.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{BufWriter, BufReader};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_is_installed`
[INFO] [stdout]    --> src/models.rs:916:116
[INFO] [stdout]     |
[INFO] [stdout] 916 | ...pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) ...
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_is_installed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_state`
[INFO] [stdout]    --> src/models.rs:916:134
[INFO] [stdout]     |
[INFO] [stdout] 916 | ..._under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match cli...
[INFO] [stdout]     |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `all_event_masks`
[INFO] [stdout]    --> src/models.rs:916:174
[INFO] [stdout]     |
[INFO] [stdout] 916 | ...redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_all_event_masks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1010:43
[INFO] [stdout]      |
[INFO] [stdout] 1010 |             WindowConfigureValue::Sibling(val) => (),
[INFO] [stdout]      |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1011:45
[INFO] [stdout]      |
[INFO] [stdout] 1011 |             WindowConfigureValue::StackMode(val) => ()
[INFO] [stdout]      |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1025:47
[INFO] [stdout]      |
[INFO] [stdout] 1025 |                 WindowConfigureValue::Sibling(val) => (),
[INFO] [stdout]      |                                               ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1026:49
[INFO] [stdout]      |
[INFO] [stdout] 1026 |                 WindowConfigureValue::StackMode(val) => ()
[INFO] [stdout]      |                                                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vtype`
[INFO] [stdout]     --> src/models.rs:1053:17
[INFO] [stdout]      |
[INFO] [stdout] 1053 |             Ok((vtype, value)) => {
[INFO] [stdout]      |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_vtype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]     --> src/models.rs:1056:25
[INFO] [stdout]      |
[INFO] [stdout] 1056 |                     Err(err) => None
[INFO] [stdout]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1059:17
[INFO] [stdout]      |
[INFO] [stdout] 1059 |             Err(val) => None
[INFO] [stdout]      |                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes_after`
[INFO] [stdout]    --> src/xreaderwriter.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let bytes_after = self.read_u32();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_after`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xreaderwriter.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let mut len = match format {
[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: `len`
[INFO] [stdout]    --> src/xreaderwriter.rs:398:17
[INFO] [stdout]     |
[INFO] [stdout] 398 |             let len = self.read_u16();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/xreaderwriter.rs:582:13
[INFO] [stdout]     |
[INFO] [stdout] 582 |         for i in 0..keycode_count {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/xreaderwriter.rs:585:17
[INFO] [stdout]     |
[INFO] [stdout] 585 |             for j in 0..keysyms_count {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:229:37
[INFO] [stdout]     |
[INFO] [stdout] 229 | ...                   ServerReplyType::GetWindowAttributes => reader.read_get_window_attributes_reply(detail),
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:247:37
[INFO] [stdout]     |
[INFO] [stdout] 247 | ...   ServerReplyType::ListFontsWithInfo => reader.read_list_fonts_with_info_reply(detail), // Note: One request will generate multiple r...
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `atom`
[INFO] [stdout]    --> src/lib.rs:645:37
[INFO] [stdout]     |
[INFO] [stdout] 645 |     pub fn get_atom_name(&mut self, atom: u32) -> u16 {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_atom`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pad`
[INFO] [stdout]    --> src/lib.rs:667:13
[INFO] [stdout]     |
[INFO] [stdout] 667 |         let pad = self.write_dynamic_len(6, data.len());
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_pad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bit_plane`
[INFO] [stdout]     --> src/lib.rs:1694:138
[INFO] [stdout]      |
[INFO] [stdout] 1694 | ... width: u16, height: u16, bit_plane: u32) {
[INFO] [stdout]      |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bit_plane`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ATOM__NET_WM_NAME` should have a snake case name
[INFO] [stdout]     --> src/models.rs:1063:62
[INFO] [stdout]      |
[INFO] [stdout] 1063 |     pub fn get_wm_name_sync(&mut self, client: &mut XClient, ATOM__NET_WM_NAME: u32) -> String {
[INFO] [stdout]      |                                                              ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `atom_net_wm_name`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "9ae3770bcdaa4f31e7a1fcb4943606a21655641f00bc9edb26c8a27a940824eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ae3770bcdaa4f31e7a1fcb4943606a21655641f00bc9edb26c8a27a940824eb", kill_on_drop: false }`
[INFO] [stdout] 9ae3770bcdaa4f31e7a1fcb4943606a21655641f00bc9edb26c8a27a940824eb
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7a927d5524fa5ecf5ced8a8a1ccd26d6cce35961421fcb756dfba7a352f93e1
[INFO] running `Command { std: "docker" "start" "-a" "e7a927d5524fa5ecf5ced8a8a1ccd26d6cce35961421fcb756dfba7a352f93e1", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/xreaderwriter.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{BufReader};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/xreaderwriter.rs:557:40
[INFO] [stdout]     |
[INFO] [stdout] 557 |         let present = self.read_bool();;
[INFO] [stdout]     |                                        ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/lib.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{BufWriter, BufReader};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_is_installed`
[INFO] [stdout]    --> src/models.rs:916:116
[INFO] [stdout]     |
[INFO] [stdout] 916 | ...pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) ...
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_is_installed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_state`
[INFO] [stdout]    --> src/models.rs:916:134
[INFO] [stdout]     |
[INFO] [stdout] 916 | ..._under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match cli...
[INFO] [stdout]     |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `all_event_masks`
[INFO] [stdout]    --> src/models.rs:916:174
[INFO] [stdout]     |
[INFO] [stdout] 916 | ...redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_all_event_masks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1010:43
[INFO] [stdout]      |
[INFO] [stdout] 1010 |             WindowConfigureValue::Sibling(val) => (),
[INFO] [stdout]      |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1011:45
[INFO] [stdout]      |
[INFO] [stdout] 1011 |             WindowConfigureValue::StackMode(val) => ()
[INFO] [stdout]      |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1025:47
[INFO] [stdout]      |
[INFO] [stdout] 1025 |                 WindowConfigureValue::Sibling(val) => (),
[INFO] [stdout]      |                                               ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1026:49
[INFO] [stdout]      |
[INFO] [stdout] 1026 |                 WindowConfigureValue::StackMode(val) => ()
[INFO] [stdout]      |                                                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vtype`
[INFO] [stdout]     --> src/models.rs:1053:17
[INFO] [stdout]      |
[INFO] [stdout] 1053 |             Ok((vtype, value)) => {
[INFO] [stdout]      |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_vtype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]     --> src/models.rs:1056:25
[INFO] [stdout]      |
[INFO] [stdout] 1056 |                     Err(err) => None
[INFO] [stdout]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1059:17
[INFO] [stdout]      |
[INFO] [stdout] 1059 |             Err(val) => None
[INFO] [stdout]      |                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes_after`
[INFO] [stdout]    --> src/xreaderwriter.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let bytes_after = self.read_u32();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_after`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xreaderwriter.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let mut len = match format {
[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: `len`
[INFO] [stdout]    --> src/xreaderwriter.rs:398:17
[INFO] [stdout]     |
[INFO] [stdout] 398 |             let len = self.read_u16();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/xreaderwriter.rs:582:13
[INFO] [stdout]     |
[INFO] [stdout] 582 |         for i in 0..keycode_count {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/xreaderwriter.rs:585:17
[INFO] [stdout]     |
[INFO] [stdout] 585 |             for j in 0..keysyms_count {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:229:37
[INFO] [stdout]     |
[INFO] [stdout] 229 | ...                   ServerReplyType::GetWindowAttributes => reader.read_get_window_attributes_reply(detail),
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:247:37
[INFO] [stdout]     |
[INFO] [stdout] 247 | ...   ServerReplyType::ListFontsWithInfo => reader.read_list_fonts_with_info_reply(detail), // Note: One request will generate multiple r...
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling xrb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `atom`
[INFO] [stdout]    --> src/lib.rs:645:37
[INFO] [stdout]     |
[INFO] [stdout] 645 |     pub fn get_atom_name(&mut self, atom: u32) -> u16 {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_atom`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pad`
[INFO] [stdout]    --> src/lib.rs:667:13
[INFO] [stdout]     |
[INFO] [stdout] 667 |         let pad = self.write_dynamic_len(6, data.len());
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_pad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bit_plane`
[INFO] [stdout]     --> src/lib.rs:1694:138
[INFO] [stdout]      |
[INFO] [stdout] 1694 | ... width: u16, height: u16, bit_plane: u32) {
[INFO] [stdout]      |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bit_plane`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ATOM__NET_WM_NAME` should have a snake case name
[INFO] [stdout]     --> src/models.rs:1063:62
[INFO] [stdout]      |
[INFO] [stdout] 1063 |     pub fn get_wm_name_sync(&mut self, client: &mut XClient, ATOM__NET_WM_NAME: u32) -> String {
[INFO] [stdout]      |                                                              ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `atom_net_wm_name`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `white`
[INFO] [stdout]   --> tests/main.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let white = client.info.screens[0].white_pixel;
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_white`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/xreaderwriter.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{BufReader};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/xreaderwriter.rs:557:40
[INFO] [stdout]     |
[INFO] [stdout] 557 |         let present = self.read_bool();;
[INFO] [stdout]     |                                        ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/lib.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{BufWriter, BufReader};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_is_installed`
[INFO] [stdout]    --> src/models.rs:916:116
[INFO] [stdout]     |
[INFO] [stdout] 916 | ...pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) ...
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_is_installed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_state`
[INFO] [stdout]    --> src/models.rs:916:134
[INFO] [stdout]     |
[INFO] [stdout] 916 | ..._under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match cli...
[INFO] [stdout]     |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `all_event_masks`
[INFO] [stdout]    --> src/models.rs:916:174
[INFO] [stdout]     |
[INFO] [stdout] 916 | ...redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_all_event_masks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1010:43
[INFO] [stdout]      |
[INFO] [stdout] 1010 |             WindowConfigureValue::Sibling(val) => (),
[INFO] [stdout]      |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1011:45
[INFO] [stdout]      |
[INFO] [stdout] 1011 |             WindowConfigureValue::StackMode(val) => ()
[INFO] [stdout]      |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1025:47
[INFO] [stdout]      |
[INFO] [stdout] 1025 |                 WindowConfigureValue::Sibling(val) => (),
[INFO] [stdout]      |                                               ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1026:49
[INFO] [stdout]      |
[INFO] [stdout] 1026 |                 WindowConfigureValue::StackMode(val) => ()
[INFO] [stdout]      |                                                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vtype`
[INFO] [stdout]     --> src/models.rs:1053:17
[INFO] [stdout]      |
[INFO] [stdout] 1053 |             Ok((vtype, value)) => {
[INFO] [stdout]      |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_vtype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]     --> src/models.rs:1056:25
[INFO] [stdout]      |
[INFO] [stdout] 1056 |                     Err(err) => None
[INFO] [stdout]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/models.rs:1059:17
[INFO] [stdout]      |
[INFO] [stdout] 1059 |             Err(val) => None
[INFO] [stdout]      |                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes_after`
[INFO] [stdout]    --> src/xreaderwriter.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let bytes_after = self.read_u32();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_after`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xreaderwriter.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let mut len = match format {
[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: `len`
[INFO] [stdout]    --> src/xreaderwriter.rs:398:17
[INFO] [stdout]     |
[INFO] [stdout] 398 |             let len = self.read_u16();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/xreaderwriter.rs:582:13
[INFO] [stdout]     |
[INFO] [stdout] 582 |         for i in 0..keycode_count {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/xreaderwriter.rs:585:17
[INFO] [stdout]     |
[INFO] [stdout] 585 |             for j in 0..keysyms_count {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:229:37
[INFO] [stdout]     |
[INFO] [stdout] 229 | ...                   ServerReplyType::GetWindowAttributes => reader.read_get_window_attributes_reply(detail),
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:247:37
[INFO] [stdout]     |
[INFO] [stdout] 247 | ...   ServerReplyType::ListFontsWithInfo => reader.read_list_fonts_with_info_reply(detail), // Note: One request will generate multiple r...
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `atom`
[INFO] [stdout]    --> src/lib.rs:645:37
[INFO] [stdout]     |
[INFO] [stdout] 645 |     pub fn get_atom_name(&mut self, atom: u32) -> u16 {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_atom`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pad`
[INFO] [stdout]    --> src/lib.rs:667:13
[INFO] [stdout]     |
[INFO] [stdout] 667 |         let pad = self.write_dynamic_len(6, data.len());
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_pad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bit_plane`
[INFO] [stdout]     --> src/lib.rs:1694:138
[INFO] [stdout]      |
[INFO] [stdout] 1694 | ... width: u16, height: u16, bit_plane: u32) {
[INFO] [stdout]      |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bit_plane`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ATOM__NET_WM_NAME` should have a snake case name
[INFO] [stdout]     --> src/models.rs:1063:62
[INFO] [stdout]      |
[INFO] [stdout] 1063 |     pub fn get_wm_name_sync(&mut self, client: &mut XClient, ATOM__NET_WM_NAME: u32) -> String {
[INFO] [stdout]      |                                                              ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `atom_net_wm_name`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "e7a927d5524fa5ecf5ced8a8a1ccd26d6cce35961421fcb756dfba7a352f93e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a927d5524fa5ecf5ced8a8a1ccd26d6cce35961421fcb756dfba7a352f93e1", kill_on_drop: false }`
[INFO] [stdout] e7a927d5524fa5ecf5ced8a8a1ccd26d6cce35961421fcb756dfba7a352f93e1
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 20d1d8f962961807e79e21184cf476edae3308ae4c8cfd120ccc76d852f192a5
[INFO] running `Command { std: "docker" "start" "-a" "20d1d8f962961807e79e21184cf476edae3308ae4c8cfd120ccc76d852f192a5", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `BufReader`
[INFO] [stderr]  --> src/xreaderwriter.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::{BufReader};
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/xreaderwriter.rs:557:40
[INFO] [stderr]     |
[INFO] [stderr] 557 |         let present = self.read_bool();;
[INFO] [stderr]     |                                        ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufReader`
[INFO] [stderr]  --> src/lib.rs:8:26
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::{BufWriter, BufReader};
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `map_is_installed`
[INFO] [stderr]    --> src/models.rs:916:116
[INFO] [stderr]     |
[INFO] [stderr] 916 | ...pixel, save_under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) ...
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_is_installed`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `map_state`
[INFO] [stderr]    --> src/models.rs:916:134
[INFO] [stderr]     |
[INFO] [stderr] 916 | ..._under, map_is_installed, map_state, override_redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match cli...
[INFO] [stderr]     |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `all_event_masks`
[INFO] [stderr]    --> src/models.rs:916:174
[INFO] [stderr]     |
[INFO] [stderr] 916 | ...redirect, colormap, all_event_masks, your_event_mask, do_not_propagate_mask) = match client.wait_for_response(seq2) {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_all_event_masks`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]     --> src/models.rs:1010:43
[INFO] [stderr]      |
[INFO] [stderr] 1010 |             WindowConfigureValue::Sibling(val) => (),
[INFO] [stderr]      |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]     --> src/models.rs:1011:45
[INFO] [stderr]      |
[INFO] [stderr] 1011 |             WindowConfigureValue::StackMode(val) => ()
[INFO] [stderr]      |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]     --> src/models.rs:1025:47
[INFO] [stderr]      |
[INFO] [stderr] 1025 |                 WindowConfigureValue::Sibling(val) => (),
[INFO] [stderr]      |                                               ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]     --> src/models.rs:1026:49
[INFO] [stderr]      |
[INFO] [stderr] 1026 |                 WindowConfigureValue::StackMode(val) => ()
[INFO] [stderr]      |                                                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vtype`
[INFO] [stderr]     --> src/models.rs:1053:17
[INFO] [stderr]      |
[INFO] [stderr] 1053 |             Ok((vtype, value)) => {
[INFO] [stderr]      |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_vtype`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]     --> src/models.rs:1056:25
[INFO] [stderr]      |
[INFO] [stderr] 1056 |                     Err(err) => None
[INFO] [stderr]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]     --> src/models.rs:1059:17
[INFO] [stderr]      |
[INFO] [stderr] 1059 |             Err(val) => None
[INFO] [stderr]      |                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bytes_after`
[INFO] [stderr]    --> src/xreaderwriter.rs:203:13
[INFO] [stderr]     |
[INFO] [stderr] 203 |         let bytes_after = self.read_u32();
[INFO] [stderr]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_after`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/xreaderwriter.rs:206:13
[INFO] [stderr]     |
[INFO] [stderr] 206 |         let mut len = match format {
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/xreaderwriter.rs:398:17
[INFO] [stderr]     |
[INFO] [stderr] 398 |             let len = self.read_u16();
[INFO] [stderr]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/xreaderwriter.rs:582:13
[INFO] [stderr]     |
[INFO] [stderr] 582 |         for i in 0..keycode_count {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]    --> src/xreaderwriter.rs:585:17
[INFO] [stderr]     |
[INFO] [stderr] 585 |             for j in 0..keysyms_count {
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/lib.rs:229:37
[INFO] [stderr]     |
[INFO] [stderr] 229 | ...                   ServerReplyType::GetWindowAttributes => reader.read_get_window_attributes_reply(detail),
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/lib.rs:247:37
[INFO] [stderr]     |
[INFO] [stderr] 247 | ...   ServerReplyType::ListFontsWithInfo => reader.read_list_fonts_with_info_reply(detail), // Note: One request will generate multiple r...
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `atom`
[INFO] [stderr]    --> src/lib.rs:645:37
[INFO] [stderr]     |
[INFO] [stderr] 645 |     pub fn get_atom_name(&mut self, atom: u32) -> u16 {
[INFO] [stderr]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_atom`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pad`
[INFO] [stderr]    --> src/lib.rs:667:13
[INFO] [stderr]     |
[INFO] [stderr] 667 |         let pad = self.write_dynamic_len(6, data.len());
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_pad`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bit_plane`
[INFO] [stderr]     --> src/lib.rs:1694:138
[INFO] [stderr]      |
[INFO] [stderr] 1694 | ... width: u16, height: u16, bit_plane: u32) {
[INFO] [stderr]      |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bit_plane`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `ATOM__NET_WM_NAME` should have a snake case name
[INFO] [stderr]     --> src/models.rs:1063:62
[INFO] [stderr]      |
[INFO] [stderr] 1063 |     pub fn get_wm_name_sync(&mut self, client: &mut XClient, ATOM__NET_WM_NAME: u32) -> String {
[INFO] [stderr]      |                                                              ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `atom_net_wm_name`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `xrb` (lib) generated 24 warnings (run `cargo fix --lib -p xrb` to apply 20 suggestions)
[INFO] [stderr] warning: unused variable: `white`
[INFO] [stderr]   --> tests/main.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let white = client.info.screens[0].white_pixel;
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_white`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `xrb` (test "main") generated 1 warning (run `cargo fix --test "main"` to apply 1 suggestion)
[INFO] [stderr] warning: `xrb` (lib test) generated 24 warnings (24 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/xrb-b21ab2e9314611ee)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/main.rs (/opt/rustwide/target/debug/deps/main-c945523cb0f1fae8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::main_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::main_test stdout ----
[INFO] [stdout] thread 'tests::main_test' panicked at src/lib.rs:37:48:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56419cc747b6 - std::backtrace_rs::backtrace::libunwind::trace::h140b6deb6a45c671
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x56419cc747b6 - std::backtrace_rs::backtrace::trace_unsynchronized::h8450d7e4e9219aed
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x56419cc747b6 - std::sys_common::backtrace::_print_fmt::hbd28e5e6c6fc3a3f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x56419cc747b6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb058f285768cf98e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x56419cc9d490 - core::fmt::rt::Argument::fmt::h87dec7a95127da24
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x56419cc9d490 - core::fmt::write::h873f89a91a4832db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x56419cc71e8f - std::io::Write::write_fmt::h90f651e9e694a4bb
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/io/mod.rs:1846:15
[INFO] [stdout]    7:     0x56419cc74594 - std::sys_common::backtrace::_print::h7719d1529d9a9e13
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x56419cc74594 - std::sys_common::backtrace::print::haa3afbd0e7947108
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x56419cc76307 - std::panicking::default_hook::{{closure}}::h10e3de2ec0eaff22
[INFO] [stdout]   10:     0x56419cc75fed - std::panicking::default_hook::hbdc1b1b7fe073dab
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x56419cbfb0c7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h20f7887d7cd0a330
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x56419cbfb0c7 - test::test_main::{{closure}}::hc125a615957b5cb1
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x56419cc76926 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c19e0590f8443c4
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x56419cc76926 - std::panicking::rust_panic_with_hook::hb81692602460473d
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:785:13
[INFO] [stdout]   15:     0x56419cc76672 - std::panicking::begin_panic_handler::{{closure}}::h2470593aa2678e9c
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:659:13
[INFO] [stdout]   16:     0x56419cc74cb6 - std::sys_common::backtrace::__rust_end_short_backtrace::h560bb50225b0562b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x56419cc763c4 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:647:5
[INFO] [stdout]   18:     0x56419cbb97f5 - core::panicking::panic_fmt::h29b6f262f6458dc3
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x56419cbb9dd3 - core::result::unwrap_failed::h12bc80647957bcdb
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/result.rs:1649:5
[INFO] [stdout]   20:     0x56419cc149a6 - core::result::Result<T,E>::unwrap::h8b9d0ab7427577b0
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/result.rs:1073:23
[INFO] [stdout]   21:     0x56419cc149a6 - xrb::XClient::connect::h040ee3145da4f930
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:37:22
[INFO] [stdout]   22:     0x56419cbbde63 - main::tests::main_test::h227f9e1c5644f238
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main.rs:13:26
[INFO] [stdout]   23:     0x56419cbbddf7 - main::tests::main_test::{{closure}}::h71429d362aa21a27
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main.rs:10:19
[INFO] [stdout]   24:     0x56419cbbb466 - core::ops::function::FnOnce::call_once::h7e9b893974984579
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x56419cc00cbf - core::ops::function::FnOnce::call_once::h692fe6f34484199f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x56419cc00cbf - test::__rust_begin_short_backtrace::h48b62e76bd60e2de
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:621:18
[INFO] [stdout]   27:     0x56419cbffae1 - test::run_test_in_process::{{closure}}::h1c68597526ef43db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:60
[INFO] [stdout]   28:     0x56419cbffae1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hcae98092997f976b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x56419cbffae1 - std::panicking::try::do_call::h8d1548c2f5bb535a
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   30:     0x56419cbffae1 - std::panicking::try::hbb7a2054f484688e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   31:     0x56419cbffae1 - std::panic::catch_unwind::h696d12d9d80497c2
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x56419cbffae1 - test::run_test_in_process::h053367a7217c825b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:27
[INFO] [stdout]   33:     0x56419cbffae1 - test::run_test::{{closure}}::hfa524e9fabcba78e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:567:43
[INFO] [stdout]   34:     0x56419cbc6f46 - test::run_test::{{closure}}::h2c4d0bb741ef7f9f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:595:41
[INFO] [stdout]   35:     0x56419cbc6f46 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0d2c708415550075
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x56419cbcbf07 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h76e2635840d7293f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x56419cbcbf07 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::haa640b67a810a214
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x56419cbcbf07 - std::panicking::try::do_call::h41892e3bc2807ab5
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   39:     0x56419cbcbf07 - std::panicking::try::h861a16d180681c80
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   40:     0x56419cbcbf07 - std::panic::catch_unwind::h8195f9064b1509fa
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x56419cbcbf07 - std::thread::Builder::spawn_unchecked_::{{closure}}::h73cc419da1217371
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x56419cbcbf07 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h79dc6499ff073b09
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x56419cc7ad25 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha718e8cdc51a5182
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x56419cc7ad25 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h86072abc877c5474
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   45:     0x56419cc7ad25 - std::sys::pal::unix::thread::Thread::new::thread_start::hac4056197c365894
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f1b3082bac3 - <unknown>
[INFO] [stdout]   47:     0x7f1b308bcbf4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::main_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test main`
[INFO] running `Command { std: "docker" "inspect" "20d1d8f962961807e79e21184cf476edae3308ae4c8cfd120ccc76d852f192a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20d1d8f962961807e79e21184cf476edae3308ae4c8cfd120ccc76d852f192a5", kill_on_drop: false }`
[INFO] [stdout] 20d1d8f962961807e79e21184cf476edae3308ae4c8cfd120ccc76d852f192a5
