[INFO] cloning repository https://github.com/btwotwo/chip8rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/btwotwo/chip8rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbtwotwo%2Fchip8rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbtwotwo%2Fchip8rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9855fd91021ab763f01dd41705558955a98f4677
[INFO] checking btwotwo/chip8rust against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbtwotwo%2Fchip8rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/btwotwo/chip8rust on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/btwotwo/chip8rust
[INFO] finished tweaking git repo https://github.com/btwotwo/chip8rust
[INFO] tweaked toml for git repo https://github.com/btwotwo/chip8rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/btwotwo/chip8rust 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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking btwotwo/chip8rust against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbtwotwo%2Fchip8rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/btwotwo/chip8rust on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/btwotwo/chip8rust
[INFO] finished tweaking git repo https://github.com/btwotwo/chip8rust
[INFO] tweaked toml for git repo https://github.com/btwotwo/chip8rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/btwotwo/chip8rust 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" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking btwotwo/chip8rust against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbtwotwo%2Fchip8rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/btwotwo/chip8rust on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/btwotwo/chip8rust
[INFO] finished tweaking git repo https://github.com/btwotwo/chip8rust
[INFO] tweaked toml for git repo https://github.com/btwotwo/chip8rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/btwotwo/chip8rust 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" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bit-vec v0.6.1
[INFO] [stderr]   Downloaded smallvec v1.1.0
[INFO] [stderr]   Downloaded crossterm_winapi v0.5.1
[INFO] [stderr]   Downloaded signal-hook v0.1.12
[INFO] [stderr]   Downloaded crossterm v0.14.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7b83b331d0bba8cf2cab3024a9d1ebfb818205fc256241e86e884ebfad3342e
[INFO] running `Command { std: "docker" "start" "-a" "b7b83b331d0bba8cf2cab3024a9d1ebfb818205fc256241e86e884ebfad3342e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7b83b331d0bba8cf2cab3024a9d1ebfb818205fc256241e86e884ebfad3342e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b83b331d0bba8cf2cab3024a9d1ebfb818205fc256241e86e884ebfad3342e", kill_on_drop: false }`
[INFO] [stdout] b7b83b331d0bba8cf2cab3024a9d1ebfb818205fc256241e86e884ebfad3342e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2939a484f3ca65bc5924cd342dc1f2ba913285c50082df7792b89924ccfac14
[INFO] running `Command { std: "docker" "start" "-a" "f2939a484f3ca65bc5924cd342dc1f2ba913285c50082df7792b89924ccfac14", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking signal-hook v0.1.12
[INFO] [stderr]     Checking crossterm v0.14.2
[INFO] [stderr]     Checking chip8rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `KeyEvent`
[INFO] [stdout]  --> src/keyboard.rs:2:52
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crossterm::event::{poll, read, Event, KeyCode, KeyEvent};
[INFO] [stdout]   |                                                    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]    --> src/opcode/mod.rs:328:20
[INFO] [stdout]     |
[INFO] [stdout] 328 |         for idx in 0..=Registers::get_index(opcode, Position::X) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]    --> src/opcode/mod.rs:335:20
[INFO] [stdout]     |
[INFO] [stdout] 335 |         for idx in 0..=Registers::get_index(opcode, Position::X) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/screen/display.rs:141:30
[INFO] [stdout]     |
[INFO] [stdout] 141 |             for pixel_idx in 0..63 {
[INFO] [stdout]     |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/screen/screen.rs:22:18
[INFO] [stdout]    |
[INFO] [stdout] 22 |         for i in 0..64 {
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EnterAlternateScreen`
[INFO] [stdout]   --> src/screen/screen.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     use crossterm::terminal::{EnterAlternateScreen};
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `KeyEvent`
[INFO] [stdout]  --> src/keyboard.rs:2:52
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crossterm::event::{poll, read, Event, KeyCode, KeyEvent};
[INFO] [stdout]   |                                                    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]    --> src/opcode/mod.rs:328:20
[INFO] [stdout]     |
[INFO] [stdout] 328 |         for idx in 0..=Registers::get_index(opcode, Position::X) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]    --> src/opcode/mod.rs:335:20
[INFO] [stdout]     |
[INFO] [stdout] 335 |         for idx in 0..=Registers::get_index(opcode, Position::X) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/screen/display.rs:141:30
[INFO] [stdout]     |
[INFO] [stdout] 141 |             for pixel_idx in 0..63 {
[INFO] [stdout]     |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/screen/screen.rs:22:18
[INFO] [stdout]    |
[INFO] [stdout] 22 |         for i in 0..64 {
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EnterAlternateScreen`
[INFO] [stdout]   --> src/screen/screen.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     use crossterm::terminal::{EnterAlternateScreen};
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/screen/screen.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     execute!(
[INFO] [stdout] 15 | |         stdout,
[INFO] [stdout] 16 | |         crossterm::terminal::Clear(crossterm::terminal::ClearType::All)
[INFO] [stdout] 17 | |     )?;
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/screen/screen.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 | /                 queue!(
[INFO] [stdout] 26 | |                     stdout,
[INFO] [stdout] 27 | |                     crossterm::cursor::MoveTo(i, row_idx as u16),
[INFO] [stdout] 28 | |                     crossterm::style::Print(pixel)
[INFO] [stdout] 29 | |                 )?;
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/screen/screen.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 | /                 queue!(
[INFO] [stdout] 26 | |                     stdout,
[INFO] [stdout] 27 | |                     crossterm::cursor::MoveTo(i, row_idx as u16),
[INFO] [stdout] 28 | |                     crossterm::style::Print(pixel)
[INFO] [stdout] 29 | |                 )?;
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/screen/screen.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | /     execute!(
[INFO] [stdout] 46 | |         stdout,
[INFO] [stdout] 47 | |         crossterm::cursor::Hide,
[INFO] [stdout] 48 | |         crossterm::terminal::Clear(crossterm::terminal::ClearType::All),
[INFO] [stdout] 49 | |         crossterm::terminal::SetSize(64,32),
[INFO] [stdout] 50 | |     )
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/screen/screen.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | /     execute!(
[INFO] [stdout] 46 | |         stdout,
[INFO] [stdout] 47 | |         crossterm::cursor::Hide,
[INFO] [stdout] 48 | |         crossterm::terminal::Clear(crossterm::terminal::ClearType::All),
[INFO] [stdout] 49 | |         crossterm::terminal::SetSize(64,32),
[INFO] [stdout] 50 | |     )
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/screen/screen.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | /     execute!(
[INFO] [stdout] 46 | |         stdout,
[INFO] [stdout] 47 | |         crossterm::cursor::Hide,
[INFO] [stdout] 48 | |         crossterm::terminal::Clear(crossterm::terminal::ClearType::All),
[INFO] [stdout] 49 | |         crossterm::terminal::SetSize(64,32),
[INFO] [stdout] 50 | |     )
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]   --> src/opcode/mod.rs:84:14
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn clear(opcode: Opcode, chip: &mut Chip) {
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/screen/screen.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     execute!(
[INFO] [stdout] 15 | |         stdout,
[INFO] [stdout] 16 | |         crossterm::terminal::Clear(crossterm::terminal::ClearType::All)
[INFO] [stdout] 17 | |     )?;
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/screen/screen.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 | /                 queue!(
[INFO] [stdout] 26 | |                     stdout,
[INFO] [stdout] 27 | |                     crossterm::cursor::MoveTo(i, row_idx as u16),
[INFO] [stdout] 28 | |                     crossterm::style::Print(pixel)
[INFO] [stdout] 29 | |                 )?;
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/screen/screen.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 | /                 queue!(
[INFO] [stdout] 26 | |                     stdout,
[INFO] [stdout] 27 | |                     crossterm::cursor::MoveTo(i, row_idx as u16),
[INFO] [stdout] 28 | |                     crossterm::style::Print(pixel)
[INFO] [stdout] 29 | |                 )?;
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `queue` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/screen/screen.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | /     execute!(
[INFO] [stdout] 46 | |         stdout,
[INFO] [stdout] 47 | |         crossterm::cursor::Hide,
[INFO] [stdout] 48 | |         crossterm::terminal::Clear(crossterm::terminal::ClearType::All),
[INFO] [stdout] 49 | |         crossterm::terminal::SetSize(64,32),
[INFO] [stdout] 50 | |     )
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/screen/screen.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | /     execute!(
[INFO] [stdout] 46 | |         stdout,
[INFO] [stdout] 47 | |         crossterm::cursor::Hide,
[INFO] [stdout] 48 | |         crossterm::terminal::Clear(crossterm::terminal::ClearType::All),
[INFO] [stdout] 49 | |         crossterm::terminal::SetSize(64,32),
[INFO] [stdout] 50 | |     )
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/screen/screen.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | /     execute!(
[INFO] [stdout] 46 | |         stdout,
[INFO] [stdout] 47 | |         crossterm::cursor::Hide,
[INFO] [stdout] 48 | |         crossterm::terminal::Clear(crossterm::terminal::ClearType::All),
[INFO] [stdout] 49 | |         crossterm::terminal::SetSize(64,32),
[INFO] [stdout] 50 | |     )
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let mut size = fs::metadata(filename)?.len();
[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: constant `pixel` should have an upper case name
[INFO] [stdout]  --> src/screen/screen.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const pixel: &'static str = "█";
[INFO] [stdout]   |       ^^^^^ help: convert the identifier to upper case: `PIXEL`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]   --> src/opcode/mod.rs:84:14
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn clear(opcode: Opcode, chip: &mut Chip) {
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]   --> src/opcode/opcodes_tests.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let opcode = 0x2DEA;
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected_screen`
[INFO] [stdout]    --> src/screen/display.rs:211:13
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let expected_screen: Vec<u64> = vec![
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_screen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let mut size = fs::metadata(filename)?.len();
[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: constant `pixel` should have an upper case name
[INFO] [stdout]  --> src/screen/screen.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const pixel: &'static str = "█";
[INFO] [stdout]   |       ^^^^^ help: convert the identifier to upper case: `PIXEL`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "f2939a484f3ca65bc5924cd342dc1f2ba913285c50082df7792b89924ccfac14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2939a484f3ca65bc5924cd342dc1f2ba913285c50082df7792b89924ccfac14", kill_on_drop: false }`
[INFO] [stdout] f2939a484f3ca65bc5924cd342dc1f2ba913285c50082df7792b89924ccfac14
