[INFO] cloning repository https://github.com/vooxal/sorting-algorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vooxal/sorting-algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvooxal%2Fsorting-algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvooxal%2Fsorting-algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c1a890e187ef68b9cf77e6657676d96066eea1c
[INFO] testing vooxal/sorting-algorithms against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvooxal%2Fsorting-algorithms" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vooxal/sorting-algorithms
[INFO] finished tweaking git repo https://github.com/vooxal/sorting-algorithms
[INFO] tweaked toml for git repo https://github.com/vooxal/sorting-algorithms written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vooxal/sorting-algorithms on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vooxal/sorting-algorithms 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07de154830388d864263f43cac35df0df9c9535d2e1cad67f6e1618b4cce9d69
[INFO] running `Command { std: "docker" "start" "-a" "07de154830388d864263f43cac35df0df9c9535d2e1cad67f6e1618b4cce9d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07de154830388d864263f43cac35df0df9c9535d2e1cad67f6e1618b4cce9d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07de154830388d864263f43cac35df0df9c9535d2e1cad67f6e1618b4cce9d69", kill_on_drop: false }`
[INFO] [stdout] 07de154830388d864263f43cac35df0df9c9535d2e1cad67f6e1618b4cce9d69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 086a45724b9b569774b63d37f2292a04f146d791814b7f1855ab1de52f2ae533
[INFO] running `Command { std: "docker" "start" "-a" "086a45724b9b569774b63d37f2292a04f146d791814b7f1855ab1de52f2ae533", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.3
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling crossterm v0.18.2
[INFO] [stderr]    Compiling sorting-algorithm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/display/bar.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Highlight` is never constructed
[INFO] [stdout]  --> src/display/bar.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Highlight {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/display/bar.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | /         execute!(
[INFO] [stdout] 21 | |             stdout(),
[INFO] [stdout] 22 | |             cursor::Hide,
[INFO] [stdout] 23 | |             style::SetForegroundColor(color),
[INFO] [stdout] 24 | |             cursor::MoveTo(position, terminal_size.1 - slices - 1)
[INFO] [stdout] 25 | |         );
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let _ = execute!(
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/display/bar.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         execute!(
[INFO] [stdout] 30 | |             stdout(),
[INFO] [stdout] 31 | |             style::SetForegroundColor(color),
[INFO] [stdout] 32 | |             cursor::MoveTo(position, terminal_size.1 - slices + i),
[INFO] [stdout] 33 | |         );
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let _ = execute!(
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/display/bar.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     execute!(
[INFO] [stdout] 45 | |         stdout(),
[INFO] [stdout] 46 | |         terminal::Clear(terminal::ClearType::All),
[INFO] [stdout] 47 | |         cursor::MoveRight(1)
[INFO] [stdout] 48 | |     );
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let _ = execute!(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/display/bar.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             create_bar(*i, column, style::Color::Yellow);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 53 |             let _ = create_bar(*i, column, style::Color::Yellow);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/display/bar.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             create_bar(*i, column, style::Color::White);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 55 |             let _ = create_bar(*i, column, style::Color::White);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.01s
[INFO] running `Command { std: "docker" "inspect" "086a45724b9b569774b63d37f2292a04f146d791814b7f1855ab1de52f2ae533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "086a45724b9b569774b63d37f2292a04f146d791814b7f1855ab1de52f2ae533", kill_on_drop: false }`
[INFO] [stdout] 086a45724b9b569774b63d37f2292a04f146d791814b7f1855ab1de52f2ae533
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6420d7cce8ae74a6794beaa22bf27958b431511e072c118996d63e6cfd109eba
[INFO] running `Command { std: "docker" "start" "-a" "6420d7cce8ae74a6794beaa22bf27958b431511e072c118996d63e6cfd109eba", kill_on_drop: false }`
[INFO] [stderr]    Compiling sorting-algorithm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/display/bar.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Highlight` is never constructed
[INFO] [stdout]  --> src/display/bar.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Highlight {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/display/bar.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | /         execute!(
[INFO] [stdout] 21 | |             stdout(),
[INFO] [stdout] 22 | |             cursor::Hide,
[INFO] [stdout] 23 | |             style::SetForegroundColor(color),
[INFO] [stdout] 24 | |             cursor::MoveTo(position, terminal_size.1 - slices - 1)
[INFO] [stdout] 25 | |         );
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let _ = execute!(
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/display/bar.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         execute!(
[INFO] [stdout] 30 | |             stdout(),
[INFO] [stdout] 31 | |             style::SetForegroundColor(color),
[INFO] [stdout] 32 | |             cursor::MoveTo(position, terminal_size.1 - slices + i),
[INFO] [stdout] 33 | |         );
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let _ = execute!(
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/display/bar.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     execute!(
[INFO] [stdout] 45 | |         stdout(),
[INFO] [stdout] 46 | |         terminal::Clear(terminal::ClearType::All),
[INFO] [stdout] 47 | |         cursor::MoveRight(1)
[INFO] [stdout] 48 | |     );
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let _ = execute!(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/display/bar.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             create_bar(*i, column, style::Color::Yellow);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 53 |             let _ = create_bar(*i, column, style::Color::Yellow);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/display/bar.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             create_bar(*i, column, style::Color::White);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 55 |             let _ = create_bar(*i, column, style::Color::White);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "6420d7cce8ae74a6794beaa22bf27958b431511e072c118996d63e6cfd109eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6420d7cce8ae74a6794beaa22bf27958b431511e072c118996d63e6cfd109eba", kill_on_drop: false }`
[INFO] [stdout] 6420d7cce8ae74a6794beaa22bf27958b431511e072c118996d63e6cfd109eba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e14bb3f3321272724624943bd83552ec27a6c63d80ad0c4f0bc446fc3ceb5ee7
[INFO] running `Command { std: "docker" "start" "-a" "e14bb3f3321272724624943bd83552ec27a6c63d80ad0c4f0bc446fc3ceb5ee7", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::ops::Range`
[INFO] [stderr]  --> src/display/bar.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ops::Range;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Highlight` is never constructed
[INFO] [stderr]  --> src/display/bar.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct Highlight {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/display/bar.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 | /         execute!(
[INFO] [stderr] 21 | |             stdout(),
[INFO] [stderr] 22 | |             cursor::Hide,
[INFO] [stderr] 23 | |             style::SetForegroundColor(color),
[INFO] [stderr] 24 | |             cursor::MoveTo(position, terminal_size.1 - slices - 1)
[INFO] [stderr] 25 | |         );
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let _ = execute!(
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/display/bar.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 | /         execute!(
[INFO] [stderr] 30 | |             stdout(),
[INFO] [stderr] 31 | |             style::SetForegroundColor(color),
[INFO] [stderr] 32 | |             cursor::MoveTo(position, terminal_size.1 - slices + i),
[INFO] [stderr] 33 | |         );
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let _ = execute!(
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/display/bar.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | /     execute!(
[INFO] [stderr] 45 | |         stdout(),
[INFO] [stderr] 46 | |         terminal::Clear(terminal::ClearType::All),
[INFO] [stderr] 47 | |         cursor::MoveRight(1)
[INFO] [stderr] 48 | |     );
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let _ = execute!(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/display/bar.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |             create_bar(*i, column, style::Color::Yellow);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 53 |             let _ = create_bar(*i, column, style::Color::Yellow);
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/display/bar.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |             create_bar(*i, column, style::Color::White);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 55 |             let _ = create_bar(*i, column, style::Color::White);
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `sorting-algorithm` (bin "sorting-algorithm" test) generated 7 warnings (run `cargo fix --bin "sorting-algorithm" -p sorting-algorithm --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sorting_algorithm-c53cdf17504a2781)
[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" "e14bb3f3321272724624943bd83552ec27a6c63d80ad0c4f0bc446fc3ceb5ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e14bb3f3321272724624943bd83552ec27a6c63d80ad0c4f0bc446fc3ceb5ee7", kill_on_drop: false }`
[INFO] [stdout] e14bb3f3321272724624943bd83552ec27a6c63d80ad0c4f0bc446fc3ceb5ee7