[INFO] fetching crate sixel 0.3.2...
[INFO] testing sixel-0.3.2 against 1.75.0 for beta-1.76-1
[INFO] extracting crate sixel 0.3.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate sixel 0.3.2 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sixel 0.3.2
[INFO] finished tweaking crates.io crate sixel 0.3.2
[INFO] tweaked toml for crates.io crate sixel 0.3.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded semver-parser v0.6.2
[INFO] [stderr]   Downloaded sixel-sys v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f77c2105b8ca5d68dc24238bcb6f926b40243b1919a5b4c24102c40bed75ce6
[INFO] running `Command { std: "docker" "start" "-a" "9f77c2105b8ca5d68dc24238bcb6f926b40243b1919a5b4c24102c40bed75ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f77c2105b8ca5d68dc24238bcb6f926b40243b1919a5b4c24102c40bed75ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f77c2105b8ca5d68dc24238bcb6f926b40243b1919a5b4c24102c40bed75ce6", kill_on_drop: false }`
[INFO] [stdout] 9f77c2105b8ca5d68dc24238bcb6f926b40243b1919a5b4c24102c40bed75ce6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c6450ecdd03ab35eefface1a11626b39106f0f972ac11eecf68806c293c930b
[INFO] running `Command { std: "docker" "start" "-a" "3c6450ecdd03ab35eefface1a11626b39106f0f972ac11eecf68806c293c930b", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling sixel-sys v0.3.1
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling semver-parser v0.6.2
[INFO] [stderr]    Compiling sixel v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Pixel`
[INFO] [stdout]  --> src/encoder.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pixelformat::{Pixel, PixelFormatChan};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/pixelformat.rs:27:23
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn from_slice<'a>(&'a [u8]) -> &'a Self;
[INFO] [stdout]    |                       ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'a [u8]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/pixelformat.rs:29:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from_slice_mut<'a>(&'a mut [u8]) -> &'a mut Self;
[INFO] [stdout]    |                           ^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'a mut [u8]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] 31 |         SIXEL_FALSE => Err(Error::False),
[INFO] [stdout]    |         ^^^^^^^^^^^ unreachable pattern
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] 31 |         SIXEL_FALSE => Err(Error::False),
[INFO] [stdout] 32 |         SIXEL_INTERRUPTED => Err(Error::Interrupted),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 33 |         SIXEL_BAD_ALLOCATION => Err(Error::BadAllocation),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 34 |         SIXEL_BAD_ARGUMENT => Err(Error::BadArgument),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 35 |         SIXEL_BAD_INPUT => Err(Error::BadInput),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 36 |         SIXEL_RUNTIME_ERROR => Err(Error::Runtime),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 37 |         SIXEL_LOGIC_ERROR => Err(Error::Logic),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 38 |         SIXEL_NOT_IMPLEMENTED => Err(Error::NotImplemented),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 39 |         SIXEL_FEATURE_ERROR => Err(Error::Feature),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 40 |         SIXEL_STBI_ERROR => Err(Error::STBI),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 41 |         SIXEL_STBIW_ERROR => Err(Error::STBIW),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 42 |         SIXEL_JPEG_ERROR => Err(Error::JPEG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 43 |         SIXEL_PNG_ERROR => Err(Error::PNG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 44 |         SIXEL_GDK_ERROR => Err(Error::GDK),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 45 |         SIXEL_GD_ERROR => Err(Error::GD),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 46 |         SIXEL_LIBC_ERROR => Err(Error::LibC),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 47 |         SIXEL_CURL_ERROR => Err(Error::Curl),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 48 |         _ => panic!("Unkown sixel error"),
[INFO] [stdout]    |         ^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_OK`
[INFO] [stdout]   --> src/status.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_OK`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_FALSE`
[INFO] [stdout]   --> src/status.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         SIXEL_FALSE => Err(Error::False),
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_FALSE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_INTERRUPTED`
[INFO] [stdout]   --> src/status.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         SIXEL_INTERRUPTED => Err(Error::Interrupted),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_INTERRUPTED`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_BAD_ALLOCATION`
[INFO] [stdout]   --> src/status.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         SIXEL_BAD_ALLOCATION => Err(Error::BadAllocation),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_BAD_ALLOCATION`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_BAD_ARGUMENT`
[INFO] [stdout]   --> src/status.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         SIXEL_BAD_ARGUMENT => Err(Error::BadArgument),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_BAD_ARGUMENT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_BAD_INPUT`
[INFO] [stdout]   --> src/status.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         SIXEL_BAD_INPUT => Err(Error::BadInput),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_BAD_INPUT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_RUNTIME_ERROR`
[INFO] [stdout]   --> src/status.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         SIXEL_RUNTIME_ERROR => Err(Error::Runtime),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_RUNTIME_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_LOGIC_ERROR`
[INFO] [stdout]   --> src/status.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         SIXEL_LOGIC_ERROR => Err(Error::Logic),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_LOGIC_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_NOT_IMPLEMENTED`
[INFO] [stdout]   --> src/status.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         SIXEL_NOT_IMPLEMENTED => Err(Error::NotImplemented),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_NOT_IMPLEMENTED`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_FEATURE_ERROR`
[INFO] [stdout]   --> src/status.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         SIXEL_FEATURE_ERROR => Err(Error::Feature),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_FEATURE_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_STBI_ERROR`
[INFO] [stdout]   --> src/status.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         SIXEL_STBI_ERROR => Err(Error::STBI),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_STBI_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_STBIW_ERROR`
[INFO] [stdout]   --> src/status.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         SIXEL_STBIW_ERROR => Err(Error::STBIW),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_STBIW_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_JPEG_ERROR`
[INFO] [stdout]   --> src/status.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         SIXEL_JPEG_ERROR => Err(Error::JPEG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_JPEG_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_PNG_ERROR`
[INFO] [stdout]   --> src/status.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         SIXEL_PNG_ERROR => Err(Error::PNG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_PNG_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_GDK_ERROR`
[INFO] [stdout]   --> src/status.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         SIXEL_GDK_ERROR => Err(Error::GDK),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_GDK_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_GD_ERROR`
[INFO] [stdout]   --> src/status.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         SIXEL_GD_ERROR => Err(Error::GD),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_GD_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_LIBC_ERROR`
[INFO] [stdout]   --> src/status.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         SIXEL_LIBC_ERROR => Err(Error::LibC),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_LIBC_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_CURL_ERROR`
[INFO] [stdout]   --> src/status.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         SIXEL_CURL_ERROR => Err(Error::Curl),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_CURL_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_OK` should have a snake case name
[INFO] [stdout]   --> src/status.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         ^^^^^^^^ help: convert the identifier to snake case: `sixel_ok`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_FALSE` should have a snake case name
[INFO] [stdout]   --> src/status.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         SIXEL_FALSE => Err(Error::False),
[INFO] [stdout]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_false`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_INTERRUPTED` should have a snake case name
[INFO] [stdout]   --> src/status.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         SIXEL_INTERRUPTED => Err(Error::Interrupted),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_interrupted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_BAD_ALLOCATION` should have a snake case name
[INFO] [stdout]   --> src/status.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         SIXEL_BAD_ALLOCATION => Err(Error::BadAllocation),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_bad_allocation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_BAD_ARGUMENT` should have a snake case name
[INFO] [stdout]   --> src/status.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         SIXEL_BAD_ARGUMENT => Err(Error::BadArgument),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_bad_argument`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_BAD_INPUT` should have a snake case name
[INFO] [stdout]   --> src/status.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         SIXEL_BAD_INPUT => Err(Error::BadInput),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_bad_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_RUNTIME_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         SIXEL_RUNTIME_ERROR => Err(Error::Runtime),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_runtime_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_LOGIC_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         SIXEL_LOGIC_ERROR => Err(Error::Logic),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_logic_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_NOT_IMPLEMENTED` should have a snake case name
[INFO] [stdout]   --> src/status.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         SIXEL_NOT_IMPLEMENTED => Err(Error::NotImplemented),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_not_implemented`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_FEATURE_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         SIXEL_FEATURE_ERROR => Err(Error::Feature),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_feature_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_STBI_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         SIXEL_STBI_ERROR => Err(Error::STBI),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_stbi_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_STBIW_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         SIXEL_STBIW_ERROR => Err(Error::STBIW),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_stbiw_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_JPEG_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         SIXEL_JPEG_ERROR => Err(Error::JPEG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_jpeg_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_PNG_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         SIXEL_PNG_ERROR => Err(Error::PNG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_png_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_GDK_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         SIXEL_GDK_ERROR => Err(Error::GDK),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_gdk_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_GD_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         SIXEL_GD_ERROR => Err(Error::GD),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_gd_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_LIBC_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         SIXEL_LIBC_ERROR => Err(Error::LibC),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_libc_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_CURL_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         SIXEL_CURL_ERROR => Err(Error::Curl),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_curl_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 58 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "3c6450ecdd03ab35eefface1a11626b39106f0f972ac11eecf68806c293c930b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c6450ecdd03ab35eefface1a11626b39106f0f972ac11eecf68806c293c930b", kill_on_drop: false }`
[INFO] [stdout] 3c6450ecdd03ab35eefface1a11626b39106f0f972ac11eecf68806c293c930b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcc04244ecf4b459a242c9bca4232f2b3d295d9ac5a0358ea2e7a1f79fcc7b2a
[INFO] running `Command { std: "docker" "start" "-a" "fcc04244ecf4b459a242c9bca4232f2b3d295d9ac5a0358ea2e7a1f79fcc7b2a", kill_on_drop: false }`
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Pixel`
[INFO] [stdout]  --> src/encoder.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pixelformat::{Pixel, PixelFormatChan};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/pixelformat.rs:27:23
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn from_slice<'a>(&'a [u8]) -> &'a Self;
[INFO] [stdout]    |                       ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'a [u8]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/pixelformat.rs:29:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from_slice_mut<'a>(&'a mut [u8]) -> &'a mut Self;
[INFO] [stdout]    |                           ^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'a mut [u8]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] 31 |         SIXEL_FALSE => Err(Error::False),
[INFO] [stdout]    |         ^^^^^^^^^^^ unreachable pattern
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] 31 |         SIXEL_FALSE => Err(Error::False),
[INFO] [stdout] 32 |         SIXEL_INTERRUPTED => Err(Error::Interrupted),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 33 |         SIXEL_BAD_ALLOCATION => Err(Error::BadAllocation),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 34 |         SIXEL_BAD_ARGUMENT => Err(Error::BadArgument),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 35 |         SIXEL_BAD_INPUT => Err(Error::BadInput),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 36 |         SIXEL_RUNTIME_ERROR => Err(Error::Runtime),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 37 |         SIXEL_LOGIC_ERROR => Err(Error::Logic),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 38 |         SIXEL_NOT_IMPLEMENTED => Err(Error::NotImplemented),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 39 |         SIXEL_FEATURE_ERROR => Err(Error::Feature),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 40 |         SIXEL_STBI_ERROR => Err(Error::STBI),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 41 |         SIXEL_STBIW_ERROR => Err(Error::STBIW),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 42 |         SIXEL_JPEG_ERROR => Err(Error::JPEG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 43 |         SIXEL_PNG_ERROR => Err(Error::PNG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 44 |         SIXEL_GDK_ERROR => Err(Error::GDK),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 45 |         SIXEL_GD_ERROR => Err(Error::GD),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 46 |         SIXEL_LIBC_ERROR => Err(Error::LibC),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 47 |         SIXEL_CURL_ERROR => Err(Error::Curl),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 48 |         _ => panic!("Unkown sixel error"),
[INFO] [stdout]    |         ^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_OK`
[INFO] [stdout]   --> src/status.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_OK`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_FALSE`
[INFO] [stdout]   --> src/status.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         SIXEL_FALSE => Err(Error::False),
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_FALSE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_INTERRUPTED`
[INFO] [stdout]   --> src/status.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         SIXEL_INTERRUPTED => Err(Error::Interrupted),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_INTERRUPTED`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_BAD_ALLOCATION`
[INFO] [stdout]   --> src/status.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         SIXEL_BAD_ALLOCATION => Err(Error::BadAllocation),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_BAD_ALLOCATION`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_BAD_ARGUMENT`
[INFO] [stdout]   --> src/status.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         SIXEL_BAD_ARGUMENT => Err(Error::BadArgument),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_BAD_ARGUMENT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_BAD_INPUT`
[INFO] [stdout]   --> src/status.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         SIXEL_BAD_INPUT => Err(Error::BadInput),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_BAD_INPUT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_RUNTIME_ERROR`
[INFO] [stdout]   --> src/status.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         SIXEL_RUNTIME_ERROR => Err(Error::Runtime),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_RUNTIME_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_LOGIC_ERROR`
[INFO] [stdout]   --> src/status.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         SIXEL_LOGIC_ERROR => Err(Error::Logic),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_LOGIC_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_NOT_IMPLEMENTED`
[INFO] [stdout]   --> src/status.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         SIXEL_NOT_IMPLEMENTED => Err(Error::NotImplemented),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_NOT_IMPLEMENTED`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_FEATURE_ERROR`
[INFO] [stdout]   --> src/status.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         SIXEL_FEATURE_ERROR => Err(Error::Feature),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_FEATURE_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_STBI_ERROR`
[INFO] [stdout]   --> src/status.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         SIXEL_STBI_ERROR => Err(Error::STBI),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_STBI_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_STBIW_ERROR`
[INFO] [stdout]   --> src/status.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         SIXEL_STBIW_ERROR => Err(Error::STBIW),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_STBIW_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_JPEG_ERROR`
[INFO] [stdout]   --> src/status.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         SIXEL_JPEG_ERROR => Err(Error::JPEG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_JPEG_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_PNG_ERROR`
[INFO] [stdout]   --> src/status.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         SIXEL_PNG_ERROR => Err(Error::PNG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_PNG_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_GDK_ERROR`
[INFO] [stdout]   --> src/status.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         SIXEL_GDK_ERROR => Err(Error::GDK),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_GDK_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_GD_ERROR`
[INFO] [stdout]   --> src/status.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         SIXEL_GD_ERROR => Err(Error::GD),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_GD_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_LIBC_ERROR`
[INFO] [stdout]   --> src/status.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         SIXEL_LIBC_ERROR => Err(Error::LibC),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_LIBC_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_CURL_ERROR`
[INFO] [stdout]   --> src/status.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         SIXEL_CURL_ERROR => Err(Error::Curl),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_CURL_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_OK` should have a snake case name
[INFO] [stdout]   --> src/status.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         ^^^^^^^^ help: convert the identifier to snake case: `sixel_ok`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_FALSE` should have a snake case name
[INFO] [stdout]   --> src/status.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         SIXEL_FALSE => Err(Error::False),
[INFO] [stdout]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_false`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_INTERRUPTED` should have a snake case name
[INFO] [stdout]   --> src/status.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         SIXEL_INTERRUPTED => Err(Error::Interrupted),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_interrupted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_BAD_ALLOCATION` should have a snake case name
[INFO] [stdout]   --> src/status.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         SIXEL_BAD_ALLOCATION => Err(Error::BadAllocation),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_bad_allocation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_BAD_ARGUMENT` should have a snake case name
[INFO] [stdout]   --> src/status.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         SIXEL_BAD_ARGUMENT => Err(Error::BadArgument),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_bad_argument`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_BAD_INPUT` should have a snake case name
[INFO] [stdout]   --> src/status.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         SIXEL_BAD_INPUT => Err(Error::BadInput),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_bad_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_RUNTIME_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         SIXEL_RUNTIME_ERROR => Err(Error::Runtime),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_runtime_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_LOGIC_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         SIXEL_LOGIC_ERROR => Err(Error::Logic),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_logic_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_NOT_IMPLEMENTED` should have a snake case name
[INFO] [stdout]   --> src/status.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         SIXEL_NOT_IMPLEMENTED => Err(Error::NotImplemented),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_not_implemented`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_FEATURE_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         SIXEL_FEATURE_ERROR => Err(Error::Feature),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_feature_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_STBI_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         SIXEL_STBI_ERROR => Err(Error::STBI),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_stbi_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_STBIW_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         SIXEL_STBIW_ERROR => Err(Error::STBIW),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_stbiw_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_JPEG_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         SIXEL_JPEG_ERROR => Err(Error::JPEG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_jpeg_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_PNG_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         SIXEL_PNG_ERROR => Err(Error::PNG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_png_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_GDK_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         SIXEL_GDK_ERROR => Err(Error::GDK),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_gdk_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sixel v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `SIXEL_GD_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         SIXEL_GD_ERROR => Err(Error::GD),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_gd_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_LIBC_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         SIXEL_LIBC_ERROR => Err(Error::LibC),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_libc_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_CURL_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         SIXEL_CURL_ERROR => Err(Error::Curl),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_curl_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 58 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Pixel`
[INFO] [stdout]  --> src/encoder.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pixelformat::{Pixel, PixelFormatChan};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/pixelformat.rs:27:23
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn from_slice<'a>(&'a [u8]) -> &'a Self;
[INFO] [stdout]    |                       ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'a [u8]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/pixelformat.rs:29:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from_slice_mut<'a>(&'a mut [u8]) -> &'a mut Self;
[INFO] [stdout]    |                           ^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &'a mut [u8]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] 31 |         SIXEL_FALSE => Err(Error::False),
[INFO] [stdout]    |         ^^^^^^^^^^^ unreachable pattern
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] 31 |         SIXEL_FALSE => Err(Error::False),
[INFO] [stdout] 32 |         SIXEL_INTERRUPTED => Err(Error::Interrupted),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 33 |         SIXEL_BAD_ALLOCATION => Err(Error::BadAllocation),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 34 |         SIXEL_BAD_ARGUMENT => Err(Error::BadArgument),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 35 |         SIXEL_BAD_INPUT => Err(Error::BadInput),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 36 |         SIXEL_RUNTIME_ERROR => Err(Error::Runtime),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 37 |         SIXEL_LOGIC_ERROR => Err(Error::Logic),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 38 |         SIXEL_NOT_IMPLEMENTED => Err(Error::NotImplemented),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 39 |         SIXEL_FEATURE_ERROR => Err(Error::Feature),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 40 |         SIXEL_STBI_ERROR => Err(Error::STBI),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 41 |         SIXEL_STBIW_ERROR => Err(Error::STBIW),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 42 |         SIXEL_JPEG_ERROR => Err(Error::JPEG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 43 |         SIXEL_PNG_ERROR => Err(Error::PNG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 44 |         SIXEL_GDK_ERROR => Err(Error::GDK),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 45 |         SIXEL_GD_ERROR => Err(Error::GD),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 46 |         SIXEL_LIBC_ERROR => Err(Error::LibC),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 47 |         SIXEL_CURL_ERROR => Err(Error::Curl),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/status.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         -------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 48 |         _ => panic!("Unkown sixel error"),
[INFO] [stdout]    |         ^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_OK`
[INFO] [stdout]   --> src/status.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_OK`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_FALSE`
[INFO] [stdout]   --> src/status.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         SIXEL_FALSE => Err(Error::False),
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_FALSE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_INTERRUPTED`
[INFO] [stdout]   --> src/status.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         SIXEL_INTERRUPTED => Err(Error::Interrupted),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_INTERRUPTED`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_BAD_ALLOCATION`
[INFO] [stdout]   --> src/status.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         SIXEL_BAD_ALLOCATION => Err(Error::BadAllocation),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_BAD_ALLOCATION`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_BAD_ARGUMENT`
[INFO] [stdout]   --> src/status.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         SIXEL_BAD_ARGUMENT => Err(Error::BadArgument),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_BAD_ARGUMENT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_BAD_INPUT`
[INFO] [stdout]   --> src/status.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         SIXEL_BAD_INPUT => Err(Error::BadInput),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_BAD_INPUT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_RUNTIME_ERROR`
[INFO] [stdout]   --> src/status.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         SIXEL_RUNTIME_ERROR => Err(Error::Runtime),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_RUNTIME_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_LOGIC_ERROR`
[INFO] [stdout]   --> src/status.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         SIXEL_LOGIC_ERROR => Err(Error::Logic),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_LOGIC_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_NOT_IMPLEMENTED`
[INFO] [stdout]   --> src/status.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         SIXEL_NOT_IMPLEMENTED => Err(Error::NotImplemented),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_NOT_IMPLEMENTED`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_FEATURE_ERROR`
[INFO] [stdout]   --> src/status.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         SIXEL_FEATURE_ERROR => Err(Error::Feature),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_FEATURE_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_STBI_ERROR`
[INFO] [stdout]   --> src/status.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         SIXEL_STBI_ERROR => Err(Error::STBI),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_STBI_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_STBIW_ERROR`
[INFO] [stdout]   --> src/status.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         SIXEL_STBIW_ERROR => Err(Error::STBIW),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_STBIW_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_JPEG_ERROR`
[INFO] [stdout]   --> src/status.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         SIXEL_JPEG_ERROR => Err(Error::JPEG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_JPEG_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_PNG_ERROR`
[INFO] [stdout]   --> src/status.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         SIXEL_PNG_ERROR => Err(Error::PNG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_PNG_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_GDK_ERROR`
[INFO] [stdout]   --> src/status.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         SIXEL_GDK_ERROR => Err(Error::GDK),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_GDK_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_GD_ERROR`
[INFO] [stdout]   --> src/status.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         SIXEL_GD_ERROR => Err(Error::GD),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_GD_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_LIBC_ERROR`
[INFO] [stdout]   --> src/status.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         SIXEL_LIBC_ERROR => Err(Error::LibC),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_LIBC_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SIXEL_CURL_ERROR`
[INFO] [stdout]   --> src/status.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         SIXEL_CURL_ERROR => Err(Error::Curl),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SIXEL_CURL_ERROR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_OK` should have a snake case name
[INFO] [stdout]   --> src/status.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         SIXEL_OK => Ok(()),
[INFO] [stdout]    |         ^^^^^^^^ help: convert the identifier to snake case: `sixel_ok`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_FALSE` should have a snake case name
[INFO] [stdout]   --> src/status.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         SIXEL_FALSE => Err(Error::False),
[INFO] [stdout]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_false`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_INTERRUPTED` should have a snake case name
[INFO] [stdout]   --> src/status.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         SIXEL_INTERRUPTED => Err(Error::Interrupted),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_interrupted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_BAD_ALLOCATION` should have a snake case name
[INFO] [stdout]   --> src/status.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         SIXEL_BAD_ALLOCATION => Err(Error::BadAllocation),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_bad_allocation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_BAD_ARGUMENT` should have a snake case name
[INFO] [stdout]   --> src/status.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         SIXEL_BAD_ARGUMENT => Err(Error::BadArgument),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_bad_argument`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_BAD_INPUT` should have a snake case name
[INFO] [stdout]   --> src/status.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         SIXEL_BAD_INPUT => Err(Error::BadInput),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_bad_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_RUNTIME_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         SIXEL_RUNTIME_ERROR => Err(Error::Runtime),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_runtime_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_LOGIC_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         SIXEL_LOGIC_ERROR => Err(Error::Logic),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_logic_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_NOT_IMPLEMENTED` should have a snake case name
[INFO] [stdout]   --> src/status.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         SIXEL_NOT_IMPLEMENTED => Err(Error::NotImplemented),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_not_implemented`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_FEATURE_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         SIXEL_FEATURE_ERROR => Err(Error::Feature),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_feature_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_STBI_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         SIXEL_STBI_ERROR => Err(Error::STBI),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_stbi_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_STBIW_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         SIXEL_STBIW_ERROR => Err(Error::STBIW),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_stbiw_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_JPEG_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         SIXEL_JPEG_ERROR => Err(Error::JPEG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_jpeg_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_PNG_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         SIXEL_PNG_ERROR => Err(Error::PNG),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_png_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_GDK_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         SIXEL_GDK_ERROR => Err(Error::GDK),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_gdk_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_GD_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         SIXEL_GD_ERROR => Err(Error::GD),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_gd_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_LIBC_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         SIXEL_LIBC_ERROR => Err(Error::LibC),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_libc_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIXEL_CURL_ERROR` should have a snake case name
[INFO] [stdout]   --> src/status.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         SIXEL_CURL_ERROR => Err(Error::Curl),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sixel_curl_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcELkXvl/symbols.o" "/opt/rustwide/target/debug/deps/sixel-80995f80eb380968.sixel.44b2663bbc3a7177-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/sixel-80995f80eb380968.53d5fz2dinwrbzey.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/sixel-sys-11e24bc0d5753615/out/lib" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-3df1bed8075ce1de.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-2076fd86b325cb5d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-caa7152ee70c190f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-04e6425e07f02a3c.rlib" "/opt/rustwide/target/debug/deps/libsemver_parser-503525a2990db433.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-f3c2a39b584a8c58.rlib" "/opt/rustwide/target/debug/deps/libregex-c32fb08d737fdafc.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-807437691719d694.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-b5b47f3173344875.rlib" "/opt/rustwide/target/debug/deps/libthread_local-62f4b9a6ef070785.rlib" "/opt/rustwide/target/debug/deps/libthread_id-fca5d42daa2685a0.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-db46ba21c7740f7b.rlib" "/opt/rustwide/target/debug/deps/libmemchr-77ced3bee2a95bfb.rlib" "/opt/rustwide/target/debug/deps/liblibc-f01c1240f7c859d0.rlib" "/opt/rustwide/target/debug/deps/libsixel_sys-82faef82b1a6970b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-90f6ddbf82de36ec.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-480c41e9d4e1f677.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-db744c0ca03eed1d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-8ba652dc7d4b285a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d5f4520a9ebc0d58.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4ad84de58f0cb463.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0d10aae2e0f38735.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c17cff739e6745b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-b29e17139dde1aa8.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1f975299829cc7bd.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86bae3bc3079f89b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-321b82c30dffdf5f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3dd8a6810a0bdfef.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-eb39a61c0c879984.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-aa769569f91c3548.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-510a192a50a983ed.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0577018320f99037.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-193cf992125ccd4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-8e138eaf26ebb4a8.rlib" "-Wl,-Bdynamic" "-lsixel" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/sixel-80995f80eb380968" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lsixel: No such file or directory
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 58 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sixel` (lib test) due to 2 previous errors; 58 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fcc04244ecf4b459a242c9bca4232f2b3d295d9ac5a0358ea2e7a1f79fcc7b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc04244ecf4b459a242c9bca4232f2b3d295d9ac5a0358ea2e7a1f79fcc7b2a", kill_on_drop: false }`
[INFO] [stdout] fcc04244ecf4b459a242c9bca4232f2b3d295d9ac5a0358ea2e7a1f79fcc7b2a
