[INFO] cloning repository https://github.com/PixelJuice/docket
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PixelJuice/docket" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPixelJuice%2Fdocket", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPixelJuice%2Fdocket'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1044f65e4ed8c63f0ea2a90ac94894160990c385
[INFO] testing PixelJuice/docket against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPixelJuice%2Fdocket" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PixelJuice/docket on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PixelJuice/docket
[INFO] finished tweaking git repo https://github.com/PixelJuice/docket
[INFO] tweaked toml for git repo https://github.com/PixelJuice/docket written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/PixelJuice/docket already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a828f8194749f77061675e0dbe213f1d17835cffa93e9f0c0064beecc83eab23
[INFO] running `Command { std: "docker" "start" "-a" "a828f8194749f77061675e0dbe213f1d17835cffa93e9f0c0064beecc83eab23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a828f8194749f77061675e0dbe213f1d17835cffa93e9f0c0064beecc83eab23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a828f8194749f77061675e0dbe213f1d17835cffa93e9f0c0064beecc83eab23", kill_on_drop: false }`
[INFO] [stdout] a828f8194749f77061675e0dbe213f1d17835cffa93e9f0c0064beecc83eab23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9ae88d25101e36c601815e2d5e6d3d674da07eac171b0924cf1805850d456c3
[INFO] running `Command { std: "docker" "start" "-a" "d9ae88d25101e36c601815e2d5e6d3d674da07eac171b0924cf1805850d456c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling directories v3.0.1
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling crossterm v0.18.2
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling tui v0.14.0
[INFO] [stderr]    Compiling docket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Rect`
[INFO] [stdout]  --> src/main.rs:4:50
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tui::layout::{Constraint, Direction, Layout, Rect};
[INFO] [stdout]   |                                                  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Modifier`, `Style`
[INFO] [stdout]  --> src/main.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tui::style::{Color, Modifier, Style};
[INFO] [stdout]   |                  ^^^^^  ^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Block`, `BorderType`, `Borders`, `ListItem`
[INFO] [stdout]  --> src/main.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tui::widgets::{Block, Borders, List, ListItem, ListState, Paragraph,BorderType};
[INFO] [stdout]   |                    ^^^^^  ^^^^^^^        ^^^^^^^^                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ListItem`
[INFO] [stdout]  --> src/list_util.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tui::widgets::{ListItem, ListState};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::todo_txt::TodoItem`
[INFO] [stdout]  --> src/list_view.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::todo_txt::TodoItem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Result`
[INFO] [stdout]  --> src/help_view.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Result,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rect`
[INFO] [stdout]  --> src/new_view.rs:1:50
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tui::layout::{Constraint, Direction, Layout, Rect};
[INFO] [stdout]   |                                                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Modifier`
[INFO] [stdout]  --> src/new_view.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tui::style::{Color, Modifier, Style};
[INFO] [stdout]   |                         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ListItem`, `ListState`, `List`
[INFO] [stdout]  --> src/new_view.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tui::widgets::{Block, Borders, List, ListItem, ListState, Paragraph,BorderType, Clear};
[INFO] [stdout]   |                                    ^^^^  ^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/todo_txt.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         &self.content.sort_by(|a, b| b.not_done.cmp(&a.not_done));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let _ = &self.content.sort_by(|a, b| b.not_done.cmp(&a.not_done));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.98s
[INFO] running `Command { std: "docker" "inspect" "d9ae88d25101e36c601815e2d5e6d3d674da07eac171b0924cf1805850d456c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9ae88d25101e36c601815e2d5e6d3d674da07eac171b0924cf1805850d456c3", kill_on_drop: false }`
[INFO] [stdout] d9ae88d25101e36c601815e2d5e6d3d674da07eac171b0924cf1805850d456c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db56d6141202fd321da839e4d715340e445c13744984385d1f291866ec60b226
[INFO] running `Command { std: "docker" "start" "-a" "db56d6141202fd321da839e4d715340e445c13744984385d1f291866ec60b226", kill_on_drop: false }`
[INFO] [stderr]    Compiling docket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Rect`
[INFO] [stdout]  --> src/main.rs:4:50
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tui::layout::{Constraint, Direction, Layout, Rect};
[INFO] [stdout]   |                                                  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Modifier`, `Style`
[INFO] [stdout]  --> src/main.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tui::style::{Color, Modifier, Style};
[INFO] [stdout]   |                  ^^^^^  ^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Block`, `BorderType`, `Borders`, `ListItem`
[INFO] [stdout]  --> src/main.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tui::widgets::{Block, Borders, List, ListItem, ListState, Paragraph,BorderType};
[INFO] [stdout]   |                    ^^^^^  ^^^^^^^        ^^^^^^^^                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ListItem`
[INFO] [stdout]  --> src/list_util.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tui::widgets::{ListItem, ListState};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::todo_txt::TodoItem`
[INFO] [stdout]  --> src/list_view.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::todo_txt::TodoItem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Result`
[INFO] [stdout]  --> src/help_view.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Result,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rect`
[INFO] [stdout]  --> src/new_view.rs:1:50
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tui::layout::{Constraint, Direction, Layout, Rect};
[INFO] [stdout]   |                                                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Modifier`
[INFO] [stdout]  --> src/new_view.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tui::style::{Color, Modifier, Style};
[INFO] [stdout]   |                         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ListItem`, `ListState`, `List`
[INFO] [stdout]  --> src/new_view.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tui::widgets::{Block, Borders, List, ListItem, ListState, Paragraph,BorderType, Clear};
[INFO] [stdout]   |                                    ^^^^  ^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/todo_txt.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         &self.content.sort_by(|a, b| b.not_done.cmp(&a.not_done));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let _ = &self.content.sort_by(|a, b| b.not_done.cmp(&a.not_done));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "db56d6141202fd321da839e4d715340e445c13744984385d1f291866ec60b226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db56d6141202fd321da839e4d715340e445c13744984385d1f291866ec60b226", kill_on_drop: false }`
[INFO] [stdout] db56d6141202fd321da839e4d715340e445c13744984385d1f291866ec60b226
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a3e72e64fa149a2c4e1e49e6de4444d44e64f8c9d2a1a4fe0728d5662e199258
[INFO] running `Command { std: "docker" "start" "-a" "a3e72e64fa149a2c4e1e49e6de4444d44e64f8c9d2a1a4fe0728d5662e199258", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `Rect`
[INFO] [stderr]  --> src/main.rs:4:50
[INFO] [stderr]   |
[INFO] [stderr] 4 | use tui::layout::{Constraint, Direction, Layout, Rect};
[INFO] [stderr]   |                                                  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Color`, `Modifier`, `Style`
[INFO] [stderr]  --> src/main.rs:5:18
[INFO] [stderr]   |
[INFO] [stderr] 5 | use tui::style::{Color, Modifier, Style};
[INFO] [stderr]   |                  ^^^^^  ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Block`, `BorderType`, `Borders`, `ListItem`
[INFO] [stderr]  --> src/main.rs:7:20
[INFO] [stderr]   |
[INFO] [stderr] 7 | use tui::widgets::{Block, Borders, List, ListItem, ListState, Paragraph,BorderType};
[INFO] [stderr]   |                    ^^^^^  ^^^^^^^        ^^^^^^^^                       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ListItem`
[INFO] [stderr]  --> src/list_util.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 | use tui::widgets::{ListItem, ListState};
[INFO] [stderr]   |                    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::todo_txt::TodoItem`
[INFO] [stderr]  --> src/list_view.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::todo_txt::TodoItem;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Result`
[INFO] [stderr]  --> src/help_view.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Result,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rect`
[INFO] [stderr]  --> src/new_view.rs:1:50
[INFO] [stderr]   |
[INFO] [stderr] 1 | use tui::layout::{Constraint, Direction, Layout, Rect};
[INFO] [stderr]   |                                                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Modifier`
[INFO] [stderr]  --> src/new_view.rs:2:25
[INFO] [stderr]   |
[INFO] [stderr] 2 | use tui::style::{Color, Modifier, Style};
[INFO] [stderr]   |                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ListItem`, `ListState`, `List`
[INFO] [stderr]  --> src/new_view.rs:3:36
[INFO] [stderr]   |
[INFO] [stderr] 3 | use tui::widgets::{Block, Borders, List, ListItem, ListState, Paragraph,BorderType, Clear};
[INFO] [stderr]   |                                    ^^^^  ^^^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/todo_txt.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         &self.content.sort_by(|a, b| b.not_done.cmp(&a.not_done));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 26 |         let _ = &self.content.sort_by(|a, b| b.not_done.cmp(&a.not_done));
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `docket` (bin "docket" test) generated 10 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/docket-259deda0e9e3a4f9)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test list_util::test_clamp_max ... ok
[INFO] [stdout] test list_util::test_clamp_zero ... ok
[INFO] [stdout] test list_util::test_next ... ok
[INFO] [stdout] test list_util::test_negative_wrapping ... ok
[INFO] [stdout] test list_util::test_positive_wrapping ... ok
[INFO] [stdout] test list_util::test_previous ... ok
[INFO] [stdout] test todo_txt::open_and_close_file ... ok
[INFO] [stdout] test todo_txt::open_and_close_does_not_add_item ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a3e72e64fa149a2c4e1e49e6de4444d44e64f8c9d2a1a4fe0728d5662e199258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3e72e64fa149a2c4e1e49e6de4444d44e64f8c9d2a1a4fe0728d5662e199258", kill_on_drop: false }`
[INFO] [stdout] a3e72e64fa149a2c4e1e49e6de4444d44e64f8c9d2a1a4fe0728d5662e199258