[INFO] fetching crate liste 0.0.1...
[INFO] testing liste-0.0.1 against 1.69.0 for beta-1.70-1
[INFO] extracting crate liste 0.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate liste 0.0.1 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate liste 0.0.1
[INFO] finished tweaking crates.io crate liste 0.0.1
[INFO] tweaked toml for crates.io crate liste 0.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chrono v0.3.0
[INFO] [stderr]   Downloaded rss v0.4.0
[INFO] [stderr]   Downloaded feed v2.1.0
[INFO] [stderr]   Downloaded quick-xml v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e91a71054c7df16f7b3b9c0ea527a4894c97d6054849bcd26f294f2f06e83279
[INFO] running `Command { std: "docker" "start" "-a" "e91a71054c7df16f7b3b9c0ea527a4894c97d6054849bcd26f294f2f06e83279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e91a71054c7df16f7b3b9c0ea527a4894c97d6054849bcd26f294f2f06e83279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e91a71054c7df16f7b3b9c0ea527a4894c97d6054849bcd26f294f2f06e83279", kill_on_drop: false }`
[INFO] [stdout] e91a71054c7df16f7b3b9c0ea527a4894c97d6054849bcd26f294f2f06e83279
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28a3aa80b083324141942d297ef18e0e9854f0c2b16b5ca3c27953599eaafcc2
[INFO] running `Command { std: "docker" "start" "-a" "28a3aa80b083324141942d297ef18e0e9854f0c2b16b5ca3c27953599eaafcc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling libz-sys v1.1.9
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling curl-sys v0.4.61+curl-8.0.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling curl v0.4.44
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling quick-xml v0.4.2
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling rss v0.4.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling feed v2.1.0
[INFO] [stderr]    Compiling liste v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Subscription`
[INFO] [stdout]  --> src/controller.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use model::{ListModel, Subscription};
[INFO] [stdout]   |                        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]   --> src/window.rs:12:30
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(name: String, width: i32, height: i32) -> Window {
[INFO] [stdout]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]   --> src/window.rs:12:42
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(name: String, width: i32, height: i32) -> Window {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_height`
[INFO] [stdout]   --> src/window.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let total_height = ncurses::LINES();
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `display`
[INFO] [stdout]   --> src/controller.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let display = path.display();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `why`
[INFO] [stdout]   --> src/controller.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Err(why) => panic!("couldn't open"),
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_why`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/controller.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut feed_window = Window::new("feed".to_string(), total_width, total_height);
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/controller.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let mut file = match File::open(&path) {
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `create_widget` is never used
[INFO] [stdout]   --> src/window.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn create_widget(width: i32, height: i32, starty: i32, startx: i32) -> ncurses::WINDOW {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `liste::window::Window`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use liste::window::Window;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `liste::model::Subscription`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use liste::model::Subscription;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `liste::model::ListModel`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use liste::model::ListModel;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Debug`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::fmt::Debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]   --> src/main.rs:11:27
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `COLOR_BACKGROUND` is never used
[INFO] [stdout]   --> src/main.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | static COLOR_BACKGROUND: i16 = 16;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.85s
[INFO] running `Command { std: "docker" "inspect" "28a3aa80b083324141942d297ef18e0e9854f0c2b16b5ca3c27953599eaafcc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28a3aa80b083324141942d297ef18e0e9854f0c2b16b5ca3c27953599eaafcc2", kill_on_drop: false }`
[INFO] [stdout] 28a3aa80b083324141942d297ef18e0e9854f0c2b16b5ca3c27953599eaafcc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38c514c680af55b59c4a63fd495da71b65818f1361a4305730713b433229471d
[INFO] running `Command { std: "docker" "start" "-a" "38c514c680af55b59c4a63fd495da71b65818f1361a4305730713b433229471d", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `Subscription`
[INFO] [stdout]  --> src/controller.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use model::{ListModel, Subscription};
[INFO] [stdout]   |                        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]   --> src/window.rs:12:30
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(name: String, width: i32, height: i32) -> Window {
[INFO] [stdout]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]   --> src/window.rs:12:42
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(name: String, width: i32, height: i32) -> Window {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_height`
[INFO] [stdout]   --> src/window.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let total_height = ncurses::LINES();
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `display`
[INFO] [stdout]   --> src/controller.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let display = path.display();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `why`
[INFO] [stdout]   --> src/controller.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Err(why) => panic!("couldn't open"),
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_why`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/controller.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut feed_window = Window::new("feed".to_string(), total_width, total_height);
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/controller.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let mut file = match File::open(&path) {
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `create_widget` is never used
[INFO] [stdout]   --> src/window.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn create_widget(width: i32, height: i32, starty: i32, startx: i32) -> ncurses::WINDOW {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling liste v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Subscription`
[INFO] [stdout]  --> src/controller.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use model::{ListModel, Subscription};
[INFO] [stdout]   |                        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `liste::window::Window`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use liste::window::Window;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `liste::model::Subscription`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use liste::model::Subscription;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `liste::model::ListModel`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use liste::model::ListModel;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Debug`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::fmt::Debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]   --> src/main.rs:11:27
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]   --> src/window.rs:12:30
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(name: String, width: i32, height: i32) -> Window {
[INFO] [stdout]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `COLOR_BACKGROUND` is never used
[INFO] [stdout]   --> src/main.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | static COLOR_BACKGROUND: i16 = 16;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]   --> src/window.rs:12:42
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(name: String, width: i32, height: i32) -> Window {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_height`
[INFO] [stdout]   --> src/window.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let total_height = ncurses::LINES();
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `display`
[INFO] [stdout]   --> src/controller.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let display = path.display();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `why`
[INFO] [stdout]   --> src/controller.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Err(why) => panic!("couldn't open"),
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_why`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/controller.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut feed_window = Window::new("feed".to_string(), total_width, total_height);
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/controller.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let mut file = match File::open(&path) {
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `create_widget` is never used
[INFO] [stdout]   --> src/window.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn create_widget(width: i32, height: i32, starty: i32, startx: i32) -> ncurses::WINDOW {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "38c514c680af55b59c4a63fd495da71b65818f1361a4305730713b433229471d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38c514c680af55b59c4a63fd495da71b65818f1361a4305730713b433229471d", kill_on_drop: false }`
[INFO] [stdout] 38c514c680af55b59c4a63fd495da71b65818f1361a4305730713b433229471d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c671ce9cf0ee335385f5241538cdae94f81cb27bd06f27df210b7d3077485c6d
[INFO] running `Command { std: "docker" "start" "-a" "c671ce9cf0ee335385f5241538cdae94f81cb27bd06f27df210b7d3077485c6d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Subscription`
[INFO] [stderr]  --> src/controller.rs:5:24
[INFO] [stderr]   |
[INFO] [stderr] 5 | use model::{ListModel, Subscription};
[INFO] [stderr]   |                        ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]   --> src/window.rs:12:30
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn new(name: String, width: i32, height: i32) -> Window {
[INFO] [stderr]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]   --> src/window.rs:12:42
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn new(name: String, width: i32, height: i32) -> Window {
[INFO] [stderr]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `total_height`
[INFO] [stderr]   --> src/window.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let total_height = ncurses::LINES();
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_height`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `display`
[INFO] [stderr]   --> src/controller.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let display = path.display();
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_display`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `why`
[INFO] [stderr]   --> src/controller.rs:34:17
[INFO] [stderr]    |
[INFO] [stderr] 34 |             Err(why) => panic!("couldn't open"),
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_why`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/controller.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |         let mut feed_window = Window::new("feed".to_string(), total_width, total_height);
[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: variable does not need to be mutable
[INFO] [stderr]   --> src/controller.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let mut file = match File::open(&path) {
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `create_widget` is never used
[INFO] [stderr]   --> src/window.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn create_widget(width: i32, height: i32, starty: i32, startx: i32) -> ncurses::WINDOW {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `liste` (lib) generated 9 warnings (run `cargo fix --lib -p liste` to apply 8 suggestions)
[INFO] [stderr] warning: `liste` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr] warning: unused import: `liste::window::Window`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use liste::window::Window;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `liste::model::Subscription`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use liste::model::Subscription;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `liste::model::ListModel`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use liste::model::ListModel;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Debug`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::fmt::Debug;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Instant`
[INFO] [stderr]   --> src/main.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::time::{Duration, Instant};
[INFO] [stderr]    |                           ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static `COLOR_BACKGROUND` is never used
[INFO] [stderr]   --> src/main.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | static COLOR_BACKGROUND: i16 = 16;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `liste` (bin "liste" test) generated 6 warnings (run `cargo fix --bin "liste" --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/liste-c890cfde99e41fe7)
[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] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/liste-ccb96a939e7b4a15)
[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]    Doc-tests liste
[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] running `Command { std: "docker" "inspect" "c671ce9cf0ee335385f5241538cdae94f81cb27bd06f27df210b7d3077485c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c671ce9cf0ee335385f5241538cdae94f81cb27bd06f27df210b7d3077485c6d", kill_on_drop: false }`
[INFO] [stdout] c671ce9cf0ee335385f5241538cdae94f81cb27bd06f27df210b7d3077485c6d
