[INFO] cloning repository https://github.com/AntonJoha/kvack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AntonJoha/kvack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonJoha%2Fkvack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonJoha%2Fkvack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7adeb8e2144d8f01d6e673716974ac43902fac06
[INFO] checking AntonJoha/kvack against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonJoha%2Fkvack" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AntonJoha/kvack on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AntonJoha/kvack
[INFO] finished tweaking git repo https://github.com/AntonJoha/kvack
[INFO] tweaked toml for git repo https://github.com/AntonJoha/kvack written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AntonJoha/kvack 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 739a2ebb2891e7a087e2b290c3cdf5c2cda7a5c91d52089766e3447589696b4e
[INFO] running `Command { std: "docker" "start" "-a" "739a2ebb2891e7a087e2b290c3cdf5c2cda7a5c91d52089766e3447589696b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "739a2ebb2891e7a087e2b290c3cdf5c2cda7a5c91d52089766e3447589696b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "739a2ebb2891e7a087e2b290c3cdf5c2cda7a5c91d52089766e3447589696b4e", kill_on_drop: false }`
[INFO] [stdout] 739a2ebb2891e7a087e2b290c3cdf5c2cda7a5c91d52089766e3447589696b4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 670fcc549e168cf746356e5ca36477a47c2cdef3d05c6e2bd16de205c1deb993
[INFO] running `Command { std: "docker" "start" "-a" "670fcc549e168cf746356e5ca36477a47c2cdef3d05c6e2bd16de205c1deb993", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking termion v2.0.1
[INFO] [stderr]     Checking kvack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `mpsc::channel`
[INFO] [stdout]  --> src/file/mod.rs:2:29
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::{Arc, Mutex, mpsc::channel, mpsc::Sender, mpsc::Receiver};
[INFO] [stdout]   |                             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mpsc::channel`
[INFO] [stdout]  --> src/file/mod.rs:2:29
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::{Arc, Mutex, mpsc::channel, mpsc::Sender, mpsc::Receiver};
[INFO] [stdout]   |                             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `stdin` and `stdout`
[INFO] [stdout]  --> src/file/mod.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{Write, stdout, stdin};
[INFO] [stdout]   |                      ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `stdin` and `stdout`
[INFO] [stdout]  --> src/file/mod.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{Write, stdout, stdin};
[INFO] [stdout]   |                      ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/file/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/file/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/file/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/file/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::position::Position`
[INFO] [stdout]  --> src/display/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::position::Position;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::position::Position`
[INFO] [stdout]  --> src/display/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::position::Position;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `termion::input::TermRead`
[INFO] [stdout]  --> src/display/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use termion::input::TermRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `termion::input::TermRead`
[INFO] [stdout]  --> src/display/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use termion::input::TermRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `termion::raw::IntoRawMode`
[INFO] [stdout]  --> src/display/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use termion::raw::IntoRawMode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `position::Position`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use position::Position;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `termion::raw::IntoRawMode`
[INFO] [stdout]  --> src/display/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use termion::raw::IntoRawMode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `position::Position`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use position::Position;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut pos = position::Position { x: 1, y: 1 };
[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/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut pos = position::Position { x: 1, y: 1 };
[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: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "670fcc549e168cf746356e5ca36477a47c2cdef3d05c6e2bd16de205c1deb993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "670fcc549e168cf746356e5ca36477a47c2cdef3d05c6e2bd16de205c1deb993", kill_on_drop: false }`
[INFO] [stdout] 670fcc549e168cf746356e5ca36477a47c2cdef3d05c6e2bd16de205c1deb993
[INFO] checking AntonJoha/kvack against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonJoha%2Fkvack" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AntonJoha/kvack on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AntonJoha/kvack
[INFO] finished tweaking git repo https://github.com/AntonJoha/kvack
[INFO] tweaked toml for git repo https://github.com/AntonJoha/kvack written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/AntonJoha/kvack 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96157b95fbc7edb9aec0e2ade4690256b648f4b5b01d2e5aa801ca281f68a9f9
[INFO] running `Command { std: "docker" "start" "-a" "96157b95fbc7edb9aec0e2ade4690256b648f4b5b01d2e5aa801ca281f68a9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96157b95fbc7edb9aec0e2ade4690256b648f4b5b01d2e5aa801ca281f68a9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96157b95fbc7edb9aec0e2ade4690256b648f4b5b01d2e5aa801ca281f68a9f9", kill_on_drop: false }`
[INFO] [stdout] 96157b95fbc7edb9aec0e2ade4690256b648f4b5b01d2e5aa801ca281f68a9f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56fd74b00b40608fc737c1a90c47e4cd684e0aa217ab0f692219b3b506168be3
[INFO] running `Command { std: "docker" "start" "-a" "56fd74b00b40608fc737c1a90c47e4cd684e0aa217ab0f692219b3b506168be3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking termion v2.0.1
[INFO] [stderr]     Checking kvack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `mpsc::channel`
[INFO] [stdout]  --> src/file/mod.rs:2:29
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::{Arc, Mutex, mpsc::channel, mpsc::Sender, mpsc::Receiver};
[INFO] [stdout]   |                             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `stdin` and `stdout`
[INFO] [stdout]  --> src/file/mod.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{Write, stdout, stdin};
[INFO] [stdout]   |                      ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/file/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mpsc::channel`
[INFO] [stdout]  --> src/file/mod.rs:2:29
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::{Arc, Mutex, mpsc::channel, mpsc::Sender, mpsc::Receiver};
[INFO] [stdout]   |                             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/file/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::position::Position`
[INFO] [stdout]  --> src/display/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::position::Position;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `stdin` and `stdout`
[INFO] [stdout]  --> src/file/mod.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{Write, stdout, stdin};
[INFO] [stdout]   |                      ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/file/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/file/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::position::Position`
[INFO] [stdout]  --> src/display/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::position::Position;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `termion::input::TermRead`
[INFO] [stdout]  --> src/display/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use termion::input::TermRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `termion::raw::IntoRawMode`
[INFO] [stdout]  --> src/display/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use termion::raw::IntoRawMode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `termion::input::TermRead`
[INFO] [stdout]  --> src/display/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use termion::input::TermRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `position::Position`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use position::Position;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `termion::raw::IntoRawMode`
[INFO] [stdout]  --> src/display/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use termion::raw::IntoRawMode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `position::Position`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use position::Position;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut pos = position::Position { x: 1, y: 1 };
[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/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut pos = position::Position { x: 1, y: 1 };
[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: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "56fd74b00b40608fc737c1a90c47e4cd684e0aa217ab0f692219b3b506168be3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56fd74b00b40608fc737c1a90c47e4cd684e0aa217ab0f692219b3b506168be3", kill_on_drop: false }`
[INFO] [stdout] 56fd74b00b40608fc737c1a90c47e4cd684e0aa217ab0f692219b3b506168be3