Dec 18 02:09:33.196 INFO checking covercash2/germ against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 02:09:33.196 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/covercash2/germ:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 02:09:33.616 INFO [stdout] 9225116c6621f61833b7a8f47de319b720ea64418dbd46512aaaf52c6c4c8099
Dec 18 02:09:33.621 INFO running `"docker" "start" "-a" "9225116c6621f61833b7a8f47de319b720ea64418dbd46512aaaf52c6c4c8099"`
Dec 18 02:09:35.416 INFO [stderr]    Compiling cmake v0.1.31
Dec 18 02:09:35.424 INFO [stderr]    Compiling glib-sys v0.7.0
Dec 18 02:09:35.424 INFO [stderr]    Compiling gobject-sys v0.7.0
Dec 18 02:09:35.448 INFO [stderr]    Compiling gio-sys v0.7.0
Dec 18 02:09:35.448 INFO [stderr]    Compiling x11-dl v2.18.1
Dec 18 02:09:35.448 INFO [stderr]    Compiling cairo-sys-rs v0.7.0
Dec 18 02:09:35.448 INFO [stderr]    Compiling pango-sys v0.7.0
Dec 18 02:09:35.462 INFO [stderr]    Compiling gdk-pixbuf-sys v0.7.0
Dec 18 02:09:38.402 INFO [stderr]    Compiling gdk-sys v0.7.0
Dec 18 02:09:39.012 INFO [stderr]    Compiling atk-sys v0.7.0
Dec 18 02:09:39.215 INFO [stderr]    Compiling servo-fontconfig-sys v4.0.4
Dec 18 02:09:39.442 INFO [stderr]    Compiling gtk-sys v0.7.0
Dec 18 02:09:40.378 INFO [stderr]    Compiling wayland-scanner v0.20.10
Dec 18 02:09:40.381 INFO [stderr]    Compiling servo-freetype-sys v4.0.3
Dec 18 02:09:40.528 INFO [stderr]    Compiling expat-sys v2.1.5
Dec 18 02:09:42.780 INFO [stderr]    Compiling glutin v0.16.0
Dec 18 02:09:43.181 INFO [stderr]     Checking num-bigint v0.1.44
Dec 18 02:09:43.240 INFO [stderr]     Checking ordered-float v0.5.0
Dec 18 02:09:44.706 INFO [stderr]     Checking parking_lot v0.5.5
Dec 18 02:09:45.442 INFO [stderr]     Checking wayland-sys v0.20.10
Dec 18 02:09:48.846 INFO [stderr]    Compiling gio v0.5.1
Dec 18 02:09:48.868 INFO [stderr]    Compiling cairo-rs v0.5.0
Dec 18 02:09:48.896 INFO [stderr]     Checking pistoncore-input v0.21.0
Dec 18 02:09:48.938 INFO [stderr]     Checking rusttype v0.5.2
Dec 18 02:09:49.020 INFO [stderr]     Checking rusttype v0.6.1
Dec 18 02:09:52.776 INFO [stderr]     Checking wayland-commons v0.20.10
Dec 18 02:09:52.876 INFO [stderr]    Compiling gdk-pixbuf v0.5.0
Dec 18 02:09:53.076 INFO [stderr]     Checking num-rational v0.1.42
Dec 18 02:09:54.587 INFO [stderr]    Compiling wayland-client v0.20.10
Dec 18 02:09:54.720 INFO [stderr]    Compiling wayland-protocols v0.20.10
Dec 18 02:09:56.556 INFO [stderr]    Compiling gdk v0.9.0
Dec 18 02:09:56.884 INFO [stderr]     Checking glib v0.6.0
Dec 18 02:10:26.861 INFO [stderr]    Compiling gtk v0.5.0
Dec 18 02:10:26.965 INFO [stderr]     Checking num v0.1.42
Dec 18 02:10:27.301 INFO [stderr]     Checking winit v0.12.0
Dec 18 02:10:32.617 INFO [stderr]     Checking pango v0.5.0
Dec 18 02:10:37.138 INFO [stderr]     Checking glutin v0.14.0
Dec 18 02:10:45.694 INFO [stderr]     Checking glium v0.21.0
Dec 18 02:10:57.538 INFO [stderr]     Checking smithay-client-toolkit v0.2.2
Dec 18 02:11:06.989 INFO [stderr]     Checking winit v0.15.0
Dec 18 02:11:44.781 INFO [stderr]     Checking conrod v0.60.0
Dec 18 02:11:49.188 INFO [stderr]     Checking servo-fontconfig v0.4.0
Dec 18 02:11:49.684 INFO [stderr]     Checking font-loader v0.7.0
Dec 18 02:12:35.208 INFO [stderr]     Checking germ v0.1.0 (/opt/crater/workdir)
Dec 18 02:12:37.565 INFO [stderr] warning: unused import: `Event`
Dec 18 02:12:37.565 INFO [stderr]  --> src/app/mod.rs:2:10
Dec 18 02:12:37.565 INFO [stderr]   |
Dec 18 02:12:37.565 INFO [stderr] 2 | use ui::{Event, Ui};
Dec 18 02:12:37.565 INFO [stderr]   |          ^^^^^
Dec 18 02:12:37.565 INFO [stderr]   |
Dec 18 02:12:37.565 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 02:12:37.565 INFO [stderr] 
Dec 18 02:12:37.565 INFO [stderr] warning: unused import: `std::time::Instant`
Dec 18 02:12:37.565 INFO [stderr]  --> src/app/mod.rs:4:5
Dec 18 02:12:37.565 INFO [stderr]   |
Dec 18 02:12:37.565 INFO [stderr] 4 | use std::time::Instant;
Dec 18 02:12:37.565 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 02:12:37.565 INFO [stderr] 
Dec 18 02:12:37.565 INFO [stderr] warning: unnecessary parentheses around `while` condition
Dec 18 02:12:37.565 INFO [stderr]   --> src/shell/mod.rs:97:15
Dec 18 02:12:37.565 INFO [stderr]    |
Dec 18 02:12:37.565 INFO [stderr] 97 |         while (!buffer.eq(expected_output)) {
Dec 18 02:12:37.565 INFO [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 02:12:37.565 INFO [stderr]    |
Dec 18 02:12:37.565 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 02:12:37.565 INFO [stderr] 
Dec 18 02:12:37.565 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 02:12:37.565 INFO [stderr]   --> src/shell/mod.rs:99:16
Dec 18 02:12:37.565 INFO [stderr]    |
Dec 18 02:12:37.565 INFO [stderr] 99 |             if (iters >= max_iters) {
Dec 18 02:12:37.565 INFO [stderr]    |                ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 02:12:37.565 INFO [stderr] 
Dec 18 02:12:37.565 INFO [stderr] warning: unused import: `std::io`
Dec 18 02:12:37.565 INFO [stderr]    --> src/stream/mod.rs:202:9
Dec 18 02:12:37.565 INFO [stderr]     |
Dec 18 02:12:37.565 INFO [stderr] 202 |     use std::io;
Dec 18 02:12:37.565 INFO [stderr]     |         ^^^^^^^
Dec 18 02:12:37.565 INFO [stderr] 
Dec 18 02:12:37.565 INFO [stderr] warning: unused import: `std::io`
Dec 18 02:12:37.565 INFO [stderr]  --> src/ui/backend/gtk/mod.rs:2:5
Dec 18 02:12:37.565 INFO [stderr]   |
Dec 18 02:12:37.565 INFO [stderr] 2 | use std::io;
Dec 18 02:12:37.565 INFO [stderr]   |     ^^^^^^^
Dec 18 02:12:37.565 INFO [stderr] 
Dec 18 02:12:37.565 INFO [stderr] warning: unused import: `std::io::Write`
Dec 18 02:12:37.565 INFO [stderr]  --> src/ui/backend/gtk/mod.rs:3:5
Dec 18 02:12:37.565 INFO [stderr]   |
Dec 18 02:12:37.565 INFO [stderr] 3 | use std::io::Write;
Dec 18 02:12:37.565 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 18 02:12:37.565 INFO [stderr] 
Dec 18 02:12:37.565 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 18 02:12:37.565 INFO [stderr]  --> src/ui/backend/gtk/mod.rs:4:5
Dec 18 02:12:37.565 INFO [stderr]   |
Dec 18 02:12:37.565 INFO [stderr] 4 | use std::rc::Rc;
Dec 18 02:12:37.565 INFO [stderr]   |     ^^^^^^^^^^^
Dec 18 02:12:37.565 INFO [stderr] 
Dec 18 02:12:37.565 INFO [stderr] warning: unused import: `std::sync::mpsc::Receiver`
Dec 18 02:12:37.565 INFO [stderr]  --> src/ui/backend/gtk/mod.rs:5:5
Dec 18 02:12:37.565 INFO [stderr]   |
Dec 18 02:12:37.565 INFO [stderr] 5 | use std::sync::mpsc::Receiver;
Dec 18 02:12:37.565 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:37.565 INFO [stderr] 
Dec 18 02:12:37.565 INFO [stderr] warning: unused import: `futures`
Dec 18 02:12:37.565 INFO [stderr]  --> src/ui/backend/gtk/mod.rs:7:5
Dec 18 02:12:37.565 INFO [stderr]   |
Dec 18 02:12:37.565 INFO [stderr] 7 | use futures;
Dec 18 02:12:37.565 INFO [stderr]   |     ^^^^^^^
Dec 18 02:12:37.565 INFO [stderr] 
Dec 18 02:12:37.565 INFO [stderr] warning: unused macro definition
Dec 18 02:12:37.565 INFO [stderr]   --> src/ui/backend/gtk/mod.rs:23:1
Dec 18 02:12:37.566 INFO [stderr]    |
Dec 18 02:12:37.566 INFO [stderr] 23 | / macro_rules! clone {
Dec 18 02:12:37.566 INFO [stderr] 24 | |     (@param _) => ( _ );
Dec 18 02:12:37.566 INFO [stderr] 25 | |     (@param $x:ident) => ( $x );
Dec 18 02:12:37.566 INFO [stderr] 26 | |     ($($n:ident),+ => move || $body:expr) => (
Dec 18 02:12:37.566 INFO [stderr] ...  |
Dec 18 02:12:37.566 INFO [stderr] 37 | |     );
Dec 18 02:12:37.566 INFO [stderr] 38 | | }
Dec 18 02:12:37.566 INFO [stderr]    | |_^
Dec 18 02:12:37.566 INFO [stderr]    |
Dec 18 02:12:37.566 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 18 02:12:37.566 INFO [stderr] 
Dec 18 02:12:38.152 INFO [stderr] warning: unused import: `Event`
Dec 18 02:12:38.152 INFO [stderr]  --> src/app/mod.rs:2:10
Dec 18 02:12:38.152 INFO [stderr]   |
Dec 18 02:12:38.152 INFO [stderr] 2 | use ui::{Event, Ui};
Dec 18 02:12:38.152 INFO [stderr]   |          ^^^^^
Dec 18 02:12:38.152 INFO [stderr]   |
Dec 18 02:12:38.152 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 02:12:38.152 INFO [stderr] 
Dec 18 02:12:38.152 INFO [stderr] warning: unused import: `std::time::Instant`
Dec 18 02:12:38.152 INFO [stderr]  --> src/app/mod.rs:4:5
Dec 18 02:12:38.152 INFO [stderr]   |
Dec 18 02:12:38.152 INFO [stderr] 4 | use std::time::Instant;
Dec 18 02:12:38.152 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.152 INFO [stderr] 
Dec 18 02:12:38.152 INFO [stderr] warning: unused import: `std::io`
Dec 18 02:12:38.152 INFO [stderr]  --> src/ui/backend/gtk/mod.rs:2:5
Dec 18 02:12:38.152 INFO [stderr]   |
Dec 18 02:12:38.152 INFO [stderr] 2 | use std::io;
Dec 18 02:12:38.152 INFO [stderr]   |     ^^^^^^^
Dec 18 02:12:38.152 INFO [stderr] 
Dec 18 02:12:38.152 INFO [stderr] warning: unused import: `std::io::Write`
Dec 18 02:12:38.152 INFO [stderr]  --> src/ui/backend/gtk/mod.rs:3:5
Dec 18 02:12:38.152 INFO [stderr]   |
Dec 18 02:12:38.152 INFO [stderr] 3 | use std::io::Write;
Dec 18 02:12:38.152 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 18 02:12:38.152 INFO [stderr] 
Dec 18 02:12:38.152 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 18 02:12:38.152 INFO [stderr]  --> src/ui/backend/gtk/mod.rs:4:5
Dec 18 02:12:38.152 INFO [stderr]   |
Dec 18 02:12:38.152 INFO [stderr] 4 | use std::rc::Rc;
Dec 18 02:12:38.152 INFO [stderr]   |     ^^^^^^^^^^^
Dec 18 02:12:38.152 INFO [stderr] 
Dec 18 02:12:38.152 INFO [stderr] warning: unused import: `std::sync::mpsc::Receiver`
Dec 18 02:12:38.152 INFO [stderr]  --> src/ui/backend/gtk/mod.rs:5:5
Dec 18 02:12:38.152 INFO [stderr]   |
Dec 18 02:12:38.152 INFO [stderr] 5 | use std::sync::mpsc::Receiver;
Dec 18 02:12:38.152 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.152 INFO [stderr] 
Dec 18 02:12:38.152 INFO [stderr] warning: unused import: `futures`
Dec 18 02:12:38.152 INFO [stderr]  --> src/ui/backend/gtk/mod.rs:7:5
Dec 18 02:12:38.153 INFO [stderr]   |
Dec 18 02:12:38.153 INFO [stderr] 7 | use futures;
Dec 18 02:12:38.153 INFO [stderr]   |     ^^^^^^^
Dec 18 02:12:38.153 INFO [stderr] 
Dec 18 02:12:38.153 INFO [stderr] warning: unused macro definition
Dec 18 02:12:38.153 INFO [stderr]   --> src/ui/backend/gtk/mod.rs:23:1
Dec 18 02:12:38.153 INFO [stderr]    |
Dec 18 02:12:38.153 INFO [stderr] 23 | / macro_rules! clone {
Dec 18 02:12:38.153 INFO [stderr] 24 | |     (@param _) => ( _ );
Dec 18 02:12:38.153 INFO [stderr] 25 | |     (@param $x:ident) => ( $x );
Dec 18 02:12:38.153 INFO [stderr] 26 | |     ($($n:ident),+ => move || $body:expr) => (
Dec 18 02:12:38.153 INFO [stderr] ...  |
Dec 18 02:12:38.153 INFO [stderr] 37 | |     );
Dec 18 02:12:38.153 INFO [stderr] 38 | | }
Dec 18 02:12:38.153 INFO [stderr]    | |_^
Dec 18 02:12:38.153 INFO [stderr]    |
Dec 18 02:12:38.153 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 18 02:12:38.153 INFO [stderr] 
Dec 18 02:12:38.440 INFO [stderr] warning: unused import: `std::io::Read`
Dec 18 02:12:38.440 INFO [stderr]    --> src/stream/mod.rs:203:9
Dec 18 02:12:38.440 INFO [stderr]     |
Dec 18 02:12:38.440 INFO [stderr] 203 |     use std::io::Read;
Dec 18 02:12:38.440 INFO [stderr]     |         ^^^^^^^^^^^^^
Dec 18 02:12:38.440 INFO [stderr] 
Dec 18 02:12:38.519 INFO [stderr] warning: unused variable: `result`
Dec 18 02:12:38.519 INFO [stderr]    --> src/stream/mod.rs:214:17
Dec 18 02:12:38.519 INFO [stderr]     |
Dec 18 02:12:38.519 INFO [stderr] 214 |         let mut result: Vec<u8> = Vec::new();
Dec 18 02:12:38.520 INFO [stderr]     |                 ^^^^^^ help: consider using `_result` instead
Dec 18 02:12:38.520 INFO [stderr]     |
Dec 18 02:12:38.520 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 02:12:38.520 INFO [stderr] 
Dec 18 02:12:38.520 INFO [stderr] warning: unused variable: `start_instant`
Dec 18 02:12:38.520 INFO [stderr]    --> src/stream/mod.rs:217:13
Dec 18 02:12:38.520 INFO [stderr]     |
Dec 18 02:12:38.520 INFO [stderr] 217 |         let start_instant = Instant::now();
Dec 18 02:12:38.520 INFO [stderr]     |             ^^^^^^^^^^^^^ help: consider using `_start_instant` instead
Dec 18 02:12:38.520 INFO [stderr] 
Dec 18 02:12:38.520 INFO [stderr] warning: unused variable: `result`
Dec 18 02:12:38.520 INFO [stderr]    --> src/stream/mod.rs:235:17
Dec 18 02:12:38.520 INFO [stderr]     |
Dec 18 02:12:38.520 INFO [stderr] 235 |         let mut result: Vec<u8> = Vec::new();
Dec 18 02:12:38.520 INFO [stderr]     |                 ^^^^^^ help: consider using `_result` instead
Dec 18 02:12:38.520 INFO [stderr] 
Dec 18 02:12:38.520 INFO [stderr] warning: unused variable: `font`
Dec 18 02:12:38.520 INFO [stderr]   --> src/ui/mod.rs:49:13
Dec 18 02:12:38.520 INFO [stderr]    |
Dec 18 02:12:38.520 INFO [stderr] 49 |         let font = load_font(font_name).expect("could not load default font");
Dec 18 02:12:38.520 INFO [stderr]    |             ^^^^ help: consider using `_font` instead
Dec 18 02:12:38.520 INFO [stderr] 
Dec 18 02:12:38.520 INFO [stderr] warning: unused variable: `e`
Dec 18 02:12:38.520 INFO [stderr]   --> src/stream/mod.rs:55:30
Dec 18 02:12:38.520 INFO [stderr]    |
Dec 18 02:12:38.520 INFO [stderr] 55 |                     Some(Err(e)) => {
Dec 18 02:12:38.520 INFO [stderr]    |                              ^ help: consider using `_e` instead
Dec 18 02:12:38.520 INFO [stderr] 
Dec 18 02:12:38.520 INFO [stderr] warning: unused variable: `e`
Dec 18 02:12:38.520 INFO [stderr]   --> src/stream/mod.rs:76:17
Dec 18 02:12:38.520 INFO [stderr]    |
Dec 18 02:12:38.520 INFO [stderr] 76 |             Err(e) => {
Dec 18 02:12:38.520 INFO [stderr]    |                 ^ help: consider using `_e` instead
Dec 18 02:12:38.520 INFO [stderr] 
Dec 18 02:12:38.520 INFO [stderr] warning: unused variable: `title`
Dec 18 02:12:38.520 INFO [stderr]   --> src/ui/backend/gtk/mod.rs:94:19
Dec 18 02:12:38.520 INFO [stderr]    |
Dec 18 02:12:38.520 INFO [stderr] 94 |     pub fn create(title: String, dimensions: [i32; 2]) -> Result<Gtk, glib::BoolError> {
Dec 18 02:12:38.520 INFO [stderr]    |                   ^^^^^ help: consider using `_title` instead
Dec 18 02:12:38.520 INFO [stderr] 
Dec 18 02:12:38.520 INFO [stderr] warning: unused variable: `dimensions`
Dec 18 02:12:38.520 INFO [stderr]   --> src/ui/backend/gtk/mod.rs:94:34
Dec 18 02:12:38.520 INFO [stderr]    |
Dec 18 02:12:38.520 INFO [stderr] 94 |     pub fn create(title: String, dimensions: [i32; 2]) -> Result<Gtk, glib::BoolError> {
Dec 18 02:12:38.520 INFO [stderr]    |                                  ^^^^^^^^^^ help: consider using `_dimensions` instead
Dec 18 02:12:38.520 INFO [stderr] 
Dec 18 02:12:38.520 INFO [stderr] warning: unused variable: `buffer`
Dec 18 02:12:38.521 INFO [stderr]    --> src/ui/backend/gtk/mod.rs:138:25
Dec 18 02:12:38.521 INFO [stderr]     |
Dec 18 02:12:38.521 INFO [stderr] 138 |                 let mut buffer = view.get_buffer().expect("couldn't get input text buffer");
Dec 18 02:12:38.521 INFO [stderr]     |                         ^^^^^^ help: consider using `_buffer` instead
Dec 18 02:12:38.521 INFO [stderr] 
Dec 18 02:12:38.521 INFO [stderr] warning: unused variable: `buffer_clone`
Dec 18 02:12:38.521 INFO [stderr]    --> src/ui/backend/gtk/mod.rs:124:13
Dec 18 02:12:38.521 INFO [stderr]     |
Dec 18 02:12:38.521 INFO [stderr] 124 |         let buffer_clone = buffer.clone();
Dec 18 02:12:38.521 INFO [stderr]     |             ^^^^^^^^^^^^ help: consider using `_buffer_clone` instead
Dec 18 02:12:38.521 INFO [stderr] 
Dec 18 02:12:38.691 INFO [stderr] warning: variable does not need to be mutable
Dec 18 02:12:38.691 INFO [stderr]    --> src/stream/mod.rs:213:13
Dec 18 02:12:38.691 INFO [stderr]     |
Dec 18 02:12:38.691 INFO [stderr] 213 |         let mut stream = ByteStream::spawn(test_readable);
Dec 18 02:12:38.691 INFO [stderr]     |             ----^^^^^^
Dec 18 02:12:38.691 INFO [stderr]     |             |
Dec 18 02:12:38.691 INFO [stderr]     |             help: remove this `mut`
Dec 18 02:12:38.691 INFO [stderr]     |
Dec 18 02:12:38.691 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 02:12:38.691 INFO [stderr] 
Dec 18 02:12:38.691 INFO [stderr] warning: variable does not need to be mutable
Dec 18 02:12:38.691 INFO [stderr]    --> src/stream/mod.rs:214:13
Dec 18 02:12:38.691 INFO [stderr]     |
Dec 18 02:12:38.691 INFO [stderr] 214 |         let mut result: Vec<u8> = Vec::new();
Dec 18 02:12:38.691 INFO [stderr]     |             ----^^^^^^
Dec 18 02:12:38.691 INFO [stderr]     |             |
Dec 18 02:12:38.691 INFO [stderr]     |             help: remove this `mut`
Dec 18 02:12:38.692 INFO [stderr] 
Dec 18 02:12:38.694 INFO [stderr] warning: variable does not need to be mutable
Dec 18 02:12:38.694 INFO [stderr]    --> src/stream/mod.rs:235:13
Dec 18 02:12:38.694 INFO [stderr]     |
Dec 18 02:12:38.694 INFO [stderr] 235 |         let mut result: Vec<u8> = Vec::new();
Dec 18 02:12:38.694 INFO [stderr]     |             ----^^^^^^
Dec 18 02:12:38.694 INFO [stderr]     |             |
Dec 18 02:12:38.694 INFO [stderr]     |             help: remove this `mut`
Dec 18 02:12:38.694 INFO [stderr] 
Dec 18 02:12:38.758 INFO [stderr] warning: variable does not need to be mutable
Dec 18 02:12:38.758 INFO [stderr]    --> src/ui/backend/gtk/mod.rs:138:21
Dec 18 02:12:38.758 INFO [stderr]     |
Dec 18 02:12:38.758 INFO [stderr] 138 |                 let mut buffer = view.get_buffer().expect("couldn't get input text buffer");
Dec 18 02:12:38.758 INFO [stderr]     |                     ----^^^^^^
Dec 18 02:12:38.758 INFO [stderr]     |                     |
Dec 18 02:12:38.764 INFO [stderr]     |                     help: remove this `mut`
Dec 18 02:12:38.764 INFO [stderr] 
Dec 18 02:12:38.765 INFO [stderr] warning: variable does not need to be mutable
Dec 18 02:12:38.765 INFO [stderr]    --> src/ui/backend/gtk/mod.rs:102:24
Dec 18 02:12:38.765 INFO [stderr]     |
Dec 18 02:12:38.765 INFO [stderr] 102 |     fn show(&mut self, mut shell: Shell) -> Result<(), Self::Error> {
Dec 18 02:12:38.765 INFO [stderr]     |                        ----^^^^^
Dec 18 02:12:38.765 INFO [stderr]     |                        |
Dec 18 02:12:38.765 INFO [stderr]     |                        help: remove this `mut`
Dec 18 02:12:38.765 INFO [stderr] 
Dec 18 02:12:38.777 INFO [stderr] warning: type alias is never used: `Error`
Dec 18 02:12:38.777 INFO [stderr]  --> src/app/mod.rs:6:1
Dec 18 02:12:38.777 INFO [stderr]   |
Dec 18 02:12:38.777 INFO [stderr] 6 | type Error = String;
Dec 18 02:12:38.777 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.777 INFO [stderr]   |
Dec 18 02:12:38.777 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 02:12:38.777 INFO [stderr] 
Dec 18 02:12:38.777 INFO [stderr] warning: struct is never constructed: `App`
Dec 18 02:12:38.777 INFO [stderr]  --> src/app/mod.rs:8:1
Dec 18 02:12:38.777 INFO [stderr]   |
Dec 18 02:12:38.777 INFO [stderr] 8 | pub struct App<U: Ui> {
Dec 18 02:12:38.777 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.778 INFO [stderr] 
Dec 18 02:12:38.778 INFO [stderr] warning: method is never used: `new`
Dec 18 02:12:38.778 INFO [stderr]   --> src/app/mod.rs:14:5
Dec 18 02:12:38.778 INFO [stderr]    |
Dec 18 02:12:38.778 INFO [stderr] 14 |     pub fn new(shell: Shell, ui: U) -> Self {
Dec 18 02:12:38.778 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.778 INFO [stderr] 
Dec 18 02:12:38.778 INFO [stderr] warning: method is never used: `exit`
Dec 18 02:12:38.778 INFO [stderr]   --> src/app/mod.rs:21:5
Dec 18 02:12:38.778 INFO [stderr]    |
Dec 18 02:12:38.778 INFO [stderr] 21 |     fn exit(self) -> Result<(), Error> {
Dec 18 02:12:38.778 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.778 INFO [stderr] 
Dec 18 02:12:38.778 INFO [stderr] warning: constant item is never used: `DEFAULT_DIMENSIONS`
Dec 18 02:12:38.778 INFO [stderr]  --> src/constants.rs:2:1
Dec 18 02:12:38.778 INFO [stderr]   |
Dec 18 02:12:38.778 INFO [stderr] 2 | pub const DEFAULT_DIMENSIONS: [u32; 2] = [480, 800];
Dec 18 02:12:38.778 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.778 INFO [stderr] 
Dec 18 02:12:38.778 INFO [stderr] warning: constant item is never used: `DEFAULT_TITLE`
Dec 18 02:12:38.778 INFO [stderr]  --> src/constants.rs:3:1
Dec 18 02:12:38.778 INFO [stderr]   |
Dec 18 02:12:38.778 INFO [stderr] 3 | pub const DEFAULT_TITLE: &'static str = "germ";
Dec 18 02:12:38.778 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.778 INFO [stderr] 
Dec 18 02:12:38.778 INFO [stderr] warning: field is never used: `child`
Dec 18 02:12:38.778 INFO [stderr]   --> src/shell/mod.rs:13:5
Dec 18 02:12:38.778 INFO [stderr]    |
Dec 18 02:12:38.778 INFO [stderr] 13 |     child: Child,
Dec 18 02:12:38.778 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 18 02:12:38.778 INFO [stderr] 
Dec 18 02:12:38.778 INFO [stderr] warning: field is never used: `stderr`
Dec 18 02:12:38.778 INFO [stderr]   --> src/shell/mod.rs:16:5
Dec 18 02:12:38.778 INFO [stderr]    |
Dec 18 02:12:38.778 INFO [stderr] 16 |     stderr: stream::LockByteStream,
Dec 18 02:12:38.778 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.778 INFO [stderr] 
Dec 18 02:12:38.778 INFO [stderr] warning: method is never used: `exit`
Dec 18 02:12:38.778 INFO [stderr]   --> src/shell/mod.rs:64:5
Dec 18 02:12:38.778 INFO [stderr]    |
Dec 18 02:12:38.778 INFO [stderr] 64 |     pub fn exit(&mut self) -> io::Result<()> {
Dec 18 02:12:38.778 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.778 INFO [stderr] 
Dec 18 02:12:38.778 INFO [stderr] warning: field is never used: `thread_handle`
Dec 18 02:12:38.778 INFO [stderr]   --> src/stream/mod.rs:15:5
Dec 18 02:12:38.778 INFO [stderr]    |
Dec 18 02:12:38.778 INFO [stderr] 15 |     thread_handle: JoinHandle<io::Result<()>>,
Dec 18 02:12:38.778 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.778 INFO [stderr] 
Dec 18 02:12:38.778 INFO [stderr] warning: field is never used: `thread_handle`
Dec 18 02:12:38.778 INFO [stderr]    --> src/stream/mod.rs:107:5
Dec 18 02:12:38.778 INFO [stderr]     |
Dec 18 02:12:38.778 INFO [stderr] 107 |     thread_handle: JoinHandle<io::Result<()>>,
Dec 18 02:12:38.778 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.778 INFO [stderr] 
Dec 18 02:12:38.784 INFO [stderr] warning: method is never used: `close`
Dec 18 02:12:38.784 INFO [stderr]    --> src/stream/mod.rs:169:5
Dec 18 02:12:38.784 INFO [stderr]     |
Dec 18 02:12:38.784 INFO [stderr] 169 |     pub fn close(self) -> ::std::thread::Result<io::Result<()>> {
Dec 18 02:12:38.784 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.784 INFO [stderr] 
Dec 18 02:12:38.784 INFO [stderr] warning: function is never used: `debug_error`
Dec 18 02:12:38.784 INFO [stderr]    --> src/stream/mod.rs:192:1
Dec 18 02:12:38.784 INFO [stderr]     |
Dec 18 02:12:38.784 INFO [stderr] 192 | fn debug_error<T>(msg: &'static str) -> io::Result<T> {
Dec 18 02:12:38.784 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.784 INFO [stderr] 
Dec 18 02:12:38.784 INFO [stderr] warning: constant item is never used: `TIMEOUT_SECS`
Dec 18 02:12:38.784 INFO [stderr]    --> src/stream/mod.rs:209:5
Dec 18 02:12:38.784 INFO [stderr]     |
Dec 18 02:12:38.784 INFO [stderr] 209 |     const TIMEOUT_SECS: u64 = 3;
Dec 18 02:12:38.784 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.784 INFO [stderr] 
Dec 18 02:12:38.784 INFO [stderr] warning: method is never used: `new`
Dec 18 02:12:38.784 INFO [stderr]   --> src/ui/backend/conrod/text.rs:21:5
Dec 18 02:12:38.784 INFO [stderr]    |
Dec 18 02:12:38.784 INFO [stderr] 21 |     pub fn new(widget_id: widget::Id, parent_id: widget::Id, editable: bool) -> Text {
Dec 18 02:12:38.784 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.784 INFO [stderr] 
Dec 18 02:12:38.784 INFO [stderr] warning: method is never used: `new`
Dec 18 02:12:38.784 INFO [stderr]   --> src/ui/backend/conrod/mod.rs:54:5
Dec 18 02:12:38.784 INFO [stderr]    |
Dec 18 02:12:38.784 INFO [stderr] 54 |     pub fn new(font_family: String, vsync: bool) -> Result<Self, String> {
Dec 18 02:12:38.784 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.784 INFO [stderr] 
Dec 18 02:12:38.784 INFO [stderr] warning: function is never used: `destroy_default_context`
Dec 18 02:12:38.784 INFO [stderr]   --> src/ui/backend/gtk/mod.rs:80:1
Dec 18 02:12:38.784 INFO [stderr]    |
Dec 18 02:12:38.784 INFO [stderr] 80 | fn destroy_default_context() {
Dec 18 02:12:38.784 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.784 INFO [stderr] 
Dec 18 02:12:38.784 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:12:38.784 INFO [stderr]   --> src/shell/mod.rs:93:9
Dec 18 02:12:38.784 INFO [stderr]    |
Dec 18 02:12:38.784 INFO [stderr] 93 |         shell.execute(command);
Dec 18 02:12:38.784 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.784 INFO [stderr]    |
Dec 18 02:12:38.784 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 02:12:38.784 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:12:38.792 INFO [stderr] 
Dec 18 02:12:38.792 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:12:38.792 INFO [stderr]    --> src/shell/mod.rs:136:13
Dec 18 02:12:38.792 INFO [stderr]     |
Dec 18 02:12:38.792 INFO [stderr] 136 |             hello_world(&mut shell);
Dec 18 02:12:38.792 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.792 INFO [stderr]     |
Dec 18 02:12:38.792 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:12:38.792 INFO [stderr] 
Dec 18 02:12:38.792 INFO [stderr] warning: constant `test_readable` should have an upper case name such as `TEST_READABLE`
Dec 18 02:12:38.792 INFO [stderr]    --> src/stream/mod.rs:207:5
Dec 18 02:12:38.792 INFO [stderr]     |
Dec 18 02:12:38.792 INFO [stderr] 207 |     const test_readable: &[u8] = "hello world".as_bytes();
Dec 18 02:12:38.792 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.792 INFO [stderr] 
Dec 18 02:12:38.804 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:12:38.804 INFO [stderr]   --> src/ui/backend/gtk/mod.rs:83:13
Dec 18 02:12:38.804 INFO [stderr]    |
Dec 18 02:12:38.804 INFO [stderr] 83 |             context.shell.exit();
Dec 18 02:12:38.804 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:38.804 INFO [stderr]    |
Dec 18 02:12:38.804 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:12:38.804 INFO [stderr] 
Dec 18 02:12:38.908 INFO [stderr] warning: unused variable: `e`
Dec 18 02:12:38.908 INFO [stderr]   --> src/stream/mod.rs:55:30
Dec 18 02:12:38.908 INFO [stderr]    |
Dec 18 02:12:38.908 INFO [stderr] 55 |                     Some(Err(e)) => {
Dec 18 02:12:38.908 INFO [stderr]    |                              ^ help: consider using `_e` instead
Dec 18 02:12:38.908 INFO [stderr]    |
Dec 18 02:12:38.908 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 02:12:38.908 INFO [stderr] 
Dec 18 02:12:38.908 INFO [stderr] warning: unused variable: `e`
Dec 18 02:12:38.908 INFO [stderr]   --> src/stream/mod.rs:76:17
Dec 18 02:12:38.908 INFO [stderr]    |
Dec 18 02:12:38.908 INFO [stderr] 76 |             Err(e) => {
Dec 18 02:12:38.908 INFO [stderr]    |                 ^ help: consider using `_e` instead
Dec 18 02:12:38.908 INFO [stderr] 
Dec 18 02:12:38.908 INFO [stderr] warning: unused variable: `title`
Dec 18 02:12:38.908 INFO [stderr]   --> src/ui/backend/gtk/mod.rs:94:19
Dec 18 02:12:38.908 INFO [stderr]    |
Dec 18 02:12:38.908 INFO [stderr] 94 |     pub fn create(title: String, dimensions: [i32; 2]) -> Result<Gtk, glib::BoolError> {
Dec 18 02:12:38.908 INFO [stderr]    |                   ^^^^^ help: consider using `_title` instead
Dec 18 02:12:38.908 INFO [stderr] 
Dec 18 02:12:38.908 INFO [stderr] warning: unused variable: `dimensions`
Dec 18 02:12:38.908 INFO [stderr]   --> src/ui/backend/gtk/mod.rs:94:34
Dec 18 02:12:38.908 INFO [stderr]    |
Dec 18 02:12:38.908 INFO [stderr] 94 |     pub fn create(title: String, dimensions: [i32; 2]) -> Result<Gtk, glib::BoolError> {
Dec 18 02:12:38.908 INFO [stderr]    |                                  ^^^^^^^^^^ help: consider using `_dimensions` instead
Dec 18 02:12:38.908 INFO [stderr] 
Dec 18 02:12:38.908 INFO [stderr] warning: unused variable: `buffer`
Dec 18 02:12:38.908 INFO [stderr]    --> src/ui/backend/gtk/mod.rs:138:25
Dec 18 02:12:38.908 INFO [stderr]     |
Dec 18 02:12:38.908 INFO [stderr] 138 |                 let mut buffer = view.get_buffer().expect("couldn't get input text buffer");
Dec 18 02:12:38.908 INFO [stderr]     |                         ^^^^^^ help: consider using `_buffer` instead
Dec 18 02:12:38.908 INFO [stderr] 
Dec 18 02:12:38.908 INFO [stderr] warning: unused variable: `buffer_clone`
Dec 18 02:12:38.908 INFO [stderr]    --> src/ui/backend/gtk/mod.rs:124:13
Dec 18 02:12:38.908 INFO [stderr]     |
Dec 18 02:12:38.908 INFO [stderr] 124 |         let buffer_clone = buffer.clone();
Dec 18 02:12:38.908 INFO [stderr]     |             ^^^^^^^^^^^^ help: consider using `_buffer_clone` instead
Dec 18 02:12:38.908 INFO [stderr] 
Dec 18 02:12:39.060 INFO [stderr] warning: variable does not need to be mutable
Dec 18 02:12:39.060 INFO [stderr]    --> src/ui/backend/gtk/mod.rs:138:21
Dec 18 02:12:39.060 INFO [stderr]     |
Dec 18 02:12:39.060 INFO [stderr] 138 |                 let mut buffer = view.get_buffer().expect("couldn't get input text buffer");
Dec 18 02:12:39.060 INFO [stderr]     |                     ----^^^^^^
Dec 18 02:12:39.060 INFO [stderr]     |                     |
Dec 18 02:12:39.060 INFO [stderr]     |                     help: remove this `mut`
Dec 18 02:12:39.060 INFO [stderr]     |
Dec 18 02:12:39.060 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 02:12:39.060 INFO [stderr] 
Dec 18 02:12:39.060 INFO [stderr] warning: variable does not need to be mutable
Dec 18 02:12:39.060 INFO [stderr]    --> src/ui/backend/gtk/mod.rs:138:21
Dec 18 02:12:39.060 INFO [stderr]     |
Dec 18 02:12:39.060 INFO [stderr] 138 |                 let mut buffer = view.get_buffer().expect("couldn't get input text buffer");
Dec 18 02:12:39.060 INFO [stderr]     |                     ----^^^^^^
Dec 18 02:12:39.060 INFO [stderr]     |                     |
Dec 18 02:12:39.060 INFO [stderr]     |                     help: remove this `mut`
Dec 18 02:12:39.060 INFO [stderr] 
Dec 18 02:12:39.060 INFO [stderr] warning: variable does not need to be mutable
Dec 18 02:12:39.060 INFO [stderr]    --> src/ui/backend/gtk/mod.rs:102:24
Dec 18 02:12:39.060 INFO [stderr]     |
Dec 18 02:12:39.060 INFO [stderr] 102 |     fn show(&mut self, mut shell: Shell) -> Result<(), Self::Error> {
Dec 18 02:12:39.060 INFO [stderr]     |                        ----^^^^^
Dec 18 02:12:39.060 INFO [stderr]     |                        |
Dec 18 02:12:39.060 INFO [stderr]     |                        help: remove this `mut`
Dec 18 02:12:39.060 INFO [stderr] 
Dec 18 02:12:39.073 INFO [stderr] warning: type alias is never used: `Error`
Dec 18 02:12:39.073 INFO [stderr]  --> src/app/mod.rs:6:1
Dec 18 02:12:39.073 INFO [stderr]   |
Dec 18 02:12:39.073 INFO [stderr] 6 | type Error = String;
Dec 18 02:12:39.073 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.073 INFO [stderr]   |
Dec 18 02:12:39.073 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 02:12:39.073 INFO [stderr] 
Dec 18 02:12:39.073 INFO [stderr] warning: struct is never constructed: `App`
Dec 18 02:12:39.073 INFO [stderr]  --> src/app/mod.rs:8:1
Dec 18 02:12:39.073 INFO [stderr]   |
Dec 18 02:12:39.073 INFO [stderr] 8 | pub struct App<U: Ui> {
Dec 18 02:12:39.073 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.073 INFO [stderr] 
Dec 18 02:12:39.073 INFO [stderr] warning: method is never used: `new`
Dec 18 02:12:39.073 INFO [stderr]   --> src/app/mod.rs:14:5
Dec 18 02:12:39.073 INFO [stderr]    |
Dec 18 02:12:39.073 INFO [stderr] 14 |     pub fn new(shell: Shell, ui: U) -> Self {
Dec 18 02:12:39.073 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.073 INFO [stderr] 
Dec 18 02:12:39.073 INFO [stderr] warning: method is never used: `exit`
Dec 18 02:12:39.073 INFO [stderr]   --> src/app/mod.rs:21:5
Dec 18 02:12:39.073 INFO [stderr]    |
Dec 18 02:12:39.073 INFO [stderr] 21 |     fn exit(self) -> Result<(), Error> {
Dec 18 02:12:39.073 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.073 INFO [stderr] 
Dec 18 02:12:39.073 INFO [stderr] warning: constant item is never used: `DEFAULT_FONT`
Dec 18 02:12:39.073 INFO [stderr]  --> src/constants.rs:1:1
Dec 18 02:12:39.073 INFO [stderr]   |
Dec 18 02:12:39.073 INFO [stderr] 1 | pub const DEFAULT_FONT: &'static str = "Andale Mono";
Dec 18 02:12:39.073 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.073 INFO [stderr] 
Dec 18 02:12:39.073 INFO [stderr] warning: constant item is never used: `DEFAULT_DIMENSIONS`
Dec 18 02:12:39.073 INFO [stderr]  --> src/constants.rs:2:1
Dec 18 02:12:39.073 INFO [stderr]   |
Dec 18 02:12:39.073 INFO [stderr] 2 | pub const DEFAULT_DIMENSIONS: [u32; 2] = [480, 800];
Dec 18 02:12:39.073 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.073 INFO [stderr] 
Dec 18 02:12:39.073 INFO [stderr] warning: constant item is never used: `DEFAULT_TITLE`
Dec 18 02:12:39.073 INFO [stderr]  --> src/constants.rs:3:1
Dec 18 02:12:39.073 INFO [stderr]   |
Dec 18 02:12:39.073 INFO [stderr] 3 | pub const DEFAULT_TITLE: &'static str = "germ";
Dec 18 02:12:39.073 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.073 INFO [stderr] 
Dec 18 02:12:39.073 INFO [stderr] warning: field is never used: `child`
Dec 18 02:12:39.073 INFO [stderr]   --> src/shell/mod.rs:13:5
Dec 18 02:12:39.073 INFO [stderr]    |
Dec 18 02:12:39.073 INFO [stderr] 13 |     child: Child,
Dec 18 02:12:39.073 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 18 02:12:39.073 INFO [stderr] 
Dec 18 02:12:39.073 INFO [stderr] warning: field is never used: `stderr`
Dec 18 02:12:39.073 INFO [stderr]   --> src/shell/mod.rs:16:5
Dec 18 02:12:39.073 INFO [stderr]    |
Dec 18 02:12:39.073 INFO [stderr] 16 |     stderr: stream::LockByteStream,
Dec 18 02:12:39.073 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.073 INFO [stderr] 
Dec 18 02:12:39.073 INFO [stderr] warning: method is never used: `exit`
Dec 18 02:12:39.073 INFO [stderr]   --> src/shell/mod.rs:64:5
Dec 18 02:12:39.073 INFO [stderr]    |
Dec 18 02:12:39.073 INFO [stderr] 64 |     pub fn exit(&mut self) -> io::Result<()> {
Dec 18 02:12:39.073 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.073 INFO [stderr] 
Dec 18 02:12:39.073 INFO [stderr] warning: variant is never constructed: `Stop`
Dec 18 02:12:39.073 INFO [stderr]   --> src/stream/mod.rs:11:5
Dec 18 02:12:39.073 INFO [stderr]    |
Dec 18 02:12:39.073 INFO [stderr] 11 |     Stop,
Dec 18 02:12:39.073 INFO [stderr]    |     ^^^^
Dec 18 02:12:39.073 INFO [stderr] 
Dec 18 02:12:39.073 INFO [stderr] warning: field is never used: `thread_handle`
Dec 18 02:12:39.073 INFO [stderr]   --> src/stream/mod.rs:15:5
Dec 18 02:12:39.073 INFO [stderr]    |
Dec 18 02:12:39.073 INFO [stderr] 15 |     thread_handle: JoinHandle<io::Result<()>>,
Dec 18 02:12:39.073 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.073 INFO [stderr] 
Dec 18 02:12:39.073 INFO [stderr] warning: field is never used: `signal_sender`
Dec 18 02:12:39.073 INFO [stderr]   --> src/stream/mod.rs:17:5
Dec 18 02:12:39.074 INFO [stderr]    |
Dec 18 02:12:39.074 INFO [stderr] 17 |     signal_sender: Sender<Signal>,
Dec 18 02:12:39.074 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.074 INFO [stderr] 
Dec 18 02:12:39.074 INFO [stderr] warning: method is never used: `stop`
Dec 18 02:12:39.074 INFO [stderr]   --> src/stream/mod.rs:73:5
Dec 18 02:12:39.074 INFO [stderr]    |
Dec 18 02:12:39.074 INFO [stderr] 73 |     pub fn stop(&self) -> io::Result<()> {
Dec 18 02:12:39.074 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.074 INFO [stderr] 
Dec 18 02:12:39.074 INFO [stderr] warning: field is never used: `thread_handle`
Dec 18 02:12:39.074 INFO [stderr]    --> src/stream/mod.rs:107:5
Dec 18 02:12:39.074 INFO [stderr]     |
Dec 18 02:12:39.074 INFO [stderr] 107 |     thread_handle: JoinHandle<io::Result<()>>,
Dec 18 02:12:39.074 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.074 INFO [stderr] 
Dec 18 02:12:39.074 INFO [stderr] warning: method is never used: `send_buffer`
Dec 18 02:12:39.074 INFO [stderr]    --> src/stream/mod.rs:165:5
Dec 18 02:12:39.074 INFO [stderr]     |
Dec 18 02:12:39.074 INFO [stderr] 165 |     pub fn send_buffer(&self) {
Dec 18 02:12:39.074 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.074 INFO [stderr] 
Dec 18 02:12:39.074 INFO [stderr] warning: method is never used: `close`
Dec 18 02:12:39.074 INFO [stderr]    --> src/stream/mod.rs:169:5
Dec 18 02:12:39.074 INFO [stderr]     |
Dec 18 02:12:39.074 INFO [stderr] 169 |     pub fn close(self) -> ::std::thread::Result<io::Result<()>> {
Dec 18 02:12:39.074 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.074 INFO [stderr] 
Dec 18 02:12:39.074 INFO [stderr] warning: function is never used: `debug_error`
Dec 18 02:12:39.074 INFO [stderr]    --> src/stream/mod.rs:192:1
Dec 18 02:12:39.074 INFO [stderr]     |
Dec 18 02:12:39.074 INFO [stderr] 192 | fn debug_error<T>(msg: &'static str) -> io::Result<T> {
Dec 18 02:12:39.074 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.074 INFO [stderr] 
Dec 18 02:12:39.074 INFO [stderr] warning: method is never used: `new`
Dec 18 02:12:39.074 INFO [stderr]   --> src/ui/backend/conrod/text.rs:21:5
Dec 18 02:12:39.074 INFO [stderr]    |
Dec 18 02:12:39.074 INFO [stderr] 21 |     pub fn new(widget_id: widget::Id, parent_id: widget::Id, editable: bool) -> Text {
Dec 18 02:12:39.074 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.074 INFO [stderr] 
Dec 18 02:12:39.074 INFO [stderr] warning: method is never used: `new`
Dec 18 02:12:39.074 INFO [stderr]   --> src/ui/backend/conrod/mod.rs:54:5
Dec 18 02:12:39.074 INFO [stderr]    |
Dec 18 02:12:39.074 INFO [stderr] 54 |     pub fn new(font_family: String, vsync: bool) -> Result<Self, String> {
Dec 18 02:12:39.074 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.074 INFO [stderr] 
Dec 18 02:12:39.074 INFO [stderr] warning: function is never used: `destroy_default_context`
Dec 18 02:12:39.074 INFO [stderr]   --> src/ui/backend/gtk/mod.rs:80:1
Dec 18 02:12:39.074 INFO [stderr]    |
Dec 18 02:12:39.074 INFO [stderr] 80 | fn destroy_default_context() {
Dec 18 02:12:39.074 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.074 INFO [stderr] 
Dec 18 02:12:39.074 INFO [stderr] warning: function is never used: `load_font`
Dec 18 02:12:39.074 INFO [stderr]   --> src/ui/mod.rs:28:1
Dec 18 02:12:39.074 INFO [stderr]    |
Dec 18 02:12:39.074 INFO [stderr] 28 | pub fn load_font(family: &str) -> Result<Vec<u8>, String> {
Dec 18 02:12:39.074 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.074 INFO [stderr] 
Dec 18 02:12:39.080 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 02:12:39.080 INFO [stderr]   --> src/ui/backend/gtk/mod.rs:83:13
Dec 18 02:12:39.080 INFO [stderr]    |
Dec 18 02:12:39.080 INFO [stderr] 83 |             context.shell.exit();
Dec 18 02:12:39.080 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Dec 18 02:12:39.080 INFO [stderr]    |
Dec 18 02:12:39.080 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 02:12:39.080 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 02:12:39.080 INFO [stderr] 
Dec 18 02:12:39.122 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 04s
Dec 18 02:12:40.264 INFO running `"docker" "inspect" "9225116c6621f61833b7a8f47de319b720ea64418dbd46512aaaf52c6c4c8099"`
Dec 18 02:12:40.630 INFO running `"docker" "rm" "-f" "9225116c6621f61833b7a8f47de319b720ea64418dbd46512aaaf52c6c4c8099"`
Dec 18 02:12:41.053 INFO [stdout] 9225116c6621f61833b7a8f47de319b720ea64418dbd46512aaaf52c6c4c8099