[INFO] fetching crate ssd1320 0.1.0...
[INFO] testing ssd1320-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate ssd1320 0.1.0 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate ssd1320 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ssd1320 0.1.0
[INFO] finished tweaking crates.io crate ssd1320 0.1.0
[INFO] tweaked toml for crates.io crate ssd1320 0.1.0 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate crates.io crate ssd1320 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a5767af7cf2acaffa08ed640d0a91395bb14eade7f8ba1655d9d3994be599a4
[INFO] running `Command { std: "docker" "start" "-a" "7a5767af7cf2acaffa08ed640d0a91395bb14eade7f8ba1655d9d3994be599a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a5767af7cf2acaffa08ed640d0a91395bb14eade7f8ba1655d9d3994be599a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a5767af7cf2acaffa08ed640d0a91395bb14eade7f8ba1655d9d3994be599a4", kill_on_drop: false }`
[INFO] [stdout] 7a5767af7cf2acaffa08ed640d0a91395bb14eade7f8ba1655d9d3994be599a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c65830e92540a2d7da5e6a7d4bec7fa8e84709e1da2713ac9e8f33442ca06e6
[INFO] running `Command { std: "docker" "start" "-a" "4c65830e92540a2d7da5e6a7d4bec7fa8e84709e1da2713ac9e8f33442ca06e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.5
[INFO] [stderr]    Compiling display-interface-spi v0.4.1
[INFO] [stderr]    Compiling embedded-graphics-core v0.3.2
[INFO] [stderr]    Compiling ssd1320 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/buffered_graphics.rs:87:53
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 self.framebuffer[index as usize] |= (color.luma() << shift);
[INFO] [stdout]    |                                                     ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 87 -                 self.framebuffer[index as usize] |= (color.luma() << shift);
[INFO] [stdout] 87 +                 self.framebuffer[index as usize] |= color.luma() << shift;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `display_interface_spi::SPIInterfaceNoCS`
[INFO] [stdout]  --> src/display.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use display_interface_spi::SPIInterfaceNoCS;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `select_all`
[INFO] [stdout]    --> src/lib.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn select_all(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_display_on`
[INFO] [stdout]   --> src/display.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn set_display_on(&mut self, on: bool) -> Result<(), DisplayError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_column`
[INFO] [stdout]   --> src/display.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn set_column(&mut self, column: u8) -> Result<(), DisplayError> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_row`
[INFO] [stdout]   --> src/display.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn set_row(&mut self, row: u8) -> Result<(), DisplayError> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NUM_PIXELS_ROWS`
[INFO] [stdout]  --> src/consts.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub const NUM_PIXELS_ROWS: u16 = 160;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NUM_BUF_COLS`
[INFO] [stdout]   --> src/consts.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub const NUM_BUF_COLS: u16 = NUM_PIXELS_COLS / 2;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PIXEL_ROW_MAX`
[INFO] [stdout]   --> src/consts.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub const PIXEL_ROW_MAX: u16 = NUM_PIXELS_ROWS - 1;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BUF_COL_MAX`
[INFO] [stdout]   --> src/consts.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub const BUF_COL_MAX: u16 = NUM_BUF_COLS - 1;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/buffered_graphics.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         self.display.init();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.76s
[INFO] running `Command { std: "docker" "inspect" "4c65830e92540a2d7da5e6a7d4bec7fa8e84709e1da2713ac9e8f33442ca06e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c65830e92540a2d7da5e6a7d4bec7fa8e84709e1da2713ac9e8f33442ca06e6", kill_on_drop: false }`
[INFO] [stdout] 4c65830e92540a2d7da5e6a7d4bec7fa8e84709e1da2713ac9e8f33442ca06e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a45402af32c3dfb12bbd47d95cf3a661bd2c5c07df82f4f4d705b5e95b3c9e58
[INFO] running `Command { std: "docker" "start" "-a" "a45402af32c3dfb12bbd47d95cf3a661bd2c5c07df82f4f4d705b5e95b3c9e58", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cortex-m-rt v0.6.14
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling stm32f4 v0.11.0
[INFO] [stderr]    Compiling ufmt-write v0.1.0
[INFO] [stderr]    Compiling micromath v1.1.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling nom v6.2.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling cast v0.2.6
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/buffered_graphics.rs:87:53
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 self.framebuffer[index as usize] |= (color.luma() << shift);
[INFO] [stdout]    |                                                     ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 87 -                 self.framebuffer[index as usize] |= (color.luma() << shift);
[INFO] [stdout] 87 +                 self.framebuffer[index as usize] |= color.luma() << shift;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `display_interface_spi::SPIInterfaceNoCS`
[INFO] [stdout]  --> src/display.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use display_interface_spi::SPIInterfaceNoCS;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `select_all`
[INFO] [stdout]    --> src/lib.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn select_all(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_display_on`
[INFO] [stdout]   --> src/display.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn set_display_on(&mut self, on: bool) -> Result<(), DisplayError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_column`
[INFO] [stdout]   --> src/display.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn set_column(&mut self, column: u8) -> Result<(), DisplayError> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_row`
[INFO] [stdout]   --> src/display.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn set_row(&mut self, row: u8) -> Result<(), DisplayError> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NUM_PIXELS_ROWS`
[INFO] [stdout]  --> src/consts.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub const NUM_PIXELS_ROWS: u16 = 160;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NUM_BUF_COLS`
[INFO] [stdout]   --> src/consts.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub const NUM_BUF_COLS: u16 = NUM_PIXELS_COLS / 2;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PIXEL_ROW_MAX`
[INFO] [stdout]   --> src/consts.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub const PIXEL_ROW_MAX: u16 = NUM_PIXELS_ROWS - 1;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BUF_COL_MAX`
[INFO] [stdout]   --> src/consts.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub const BUF_COL_MAX: u16 = NUM_BUF_COLS - 1;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/buffered_graphics.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         self.display.init();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling embedded-graphics v0.7.1
[INFO] [stderr]    Compiling rtt-target v0.3.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling panic-rtt-target v0.1.2
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling aligned v0.3.4
[INFO] [stderr]    Compiling tinybmp v0.3.1
[INFO] [stderr]    Compiling rtt-target v0.2.2
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling stm32f4xx-hal v0.8.3
[INFO] [stderr]    Compiling ssd1320 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read examples/rust.bmp: No such file or directory (os error 2)
[INFO] [stdout]   --> examples/embedded_graphics.rs:68:53
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let bmp: Bmp<Rgb565, 'static> = Bmp::from_slice(include_bytes!("rust.bmp")).unwrap();
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this can occur when a binary crate with `#![no_std]` is compiled for a target where `eh_personality` is defined in the standard library
[INFO] [stdout]   = help: you may be able to compile for a target that doesn't need `eh_personality`, specify a target with `--target` or in `.cargo/config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/buffered_graphics.rs:87:53
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 self.framebuffer[index as usize] |= (color.luma() << shift);
[INFO] [stdout]    |                                                     ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 87 -                 self.framebuffer[index as usize] |= (color.luma() << shift);
[INFO] [stdout] 87 +                 self.framebuffer[index as usize] |= color.luma() << shift;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `display_interface_spi::SPIInterfaceNoCS`
[INFO] [stdout]  --> src/display.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use display_interface_spi::SPIInterfaceNoCS;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ssd1320` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this can occur when a binary crate with `#![no_std]` is compiled for a target where `eh_personality` is defined in the standard library
[INFO] [stdout]   = help: you may be able to compile for a target that doesn't need `eh_personality`, specify a target with `--target` or in `.cargo/config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ssd1320` due to 2 previous errors
[INFO] [stdout] warning: associated function is never used: `select_all`
[INFO] [stdout]    --> src/lib.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn select_all(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_display_on`
[INFO] [stdout]   --> src/display.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn set_display_on(&mut self, on: bool) -> Result<(), DisplayError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_column`
[INFO] [stdout]   --> src/display.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn set_column(&mut self, column: u8) -> Result<(), DisplayError> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_row`
[INFO] [stdout]   --> src/display.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn set_row(&mut self, row: u8) -> Result<(), DisplayError> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NUM_PIXELS_ROWS`
[INFO] [stdout]  --> src/consts.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub const NUM_PIXELS_ROWS: u16 = 160;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NUM_BUF_COLS`
[INFO] [stdout]   --> src/consts.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub const NUM_BUF_COLS: u16 = NUM_PIXELS_COLS / 2;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PIXEL_ROW_MAX`
[INFO] [stdout]   --> src/consts.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub const PIXEL_ROW_MAX: u16 = NUM_PIXELS_ROWS - 1;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BUF_COL_MAX`
[INFO] [stdout]   --> src/consts.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub const BUF_COL_MAX: u16 = NUM_BUF_COLS - 1;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/buffered_graphics.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         self.display.init();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a45402af32c3dfb12bbd47d95cf3a661bd2c5c07df82f4f4d705b5e95b3c9e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a45402af32c3dfb12bbd47d95cf3a661bd2c5c07df82f4f4d705b5e95b3c9e58", kill_on_drop: false }`
[INFO] [stdout] a45402af32c3dfb12bbd47d95cf3a661bd2c5c07df82f4f4d705b5e95b3c9e58