[INFO] updating cached repository IgaguriMK/led-image
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/IgaguriMK/led-image
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/IgaguriMK/led-image" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/IgaguriMK/led-image"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/IgaguriMK/led-image'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/IgaguriMK/led-image" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/IgaguriMK/led-image"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/IgaguriMK/led-image'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c897cfc204ce175aa3775d928f6e0b6020ec26bd
[INFO] sha for GitHub repo IgaguriMK/led-image: c897cfc204ce175aa3775d928f6e0b6020ec26bd
[INFO] validating manifest of IgaguriMK/led-image on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of IgaguriMK/led-image on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing IgaguriMK/led-image
[INFO] finished frobbing IgaguriMK/led-image
[INFO] frobbed toml for IgaguriMK/led-image written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/IgaguriMK/led-image/Cargo.toml
[INFO] started frobbing IgaguriMK/led-image
[INFO] finished frobbing IgaguriMK/led-image
[INFO] frobbed toml for IgaguriMK/led-image written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/IgaguriMK/led-image/Cargo.toml
[INFO] crate IgaguriMK/led-image already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking IgaguriMK/led-image against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-0/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/IgaguriMK/led-image:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9855a163d5fb70c170e1015e9cda446c82e9cf9b68ed0a7e3f9f5f0fbc0ba904
[INFO] running `"docker" "start" "-a" "9855a163d5fb70c170e1015e9cda446c82e9cf9b68ed0a7e3f9f5f0fbc0ba904"`
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.21.0
[INFO] [stderr]     Checking led-image v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/font.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `format_err`
[INFO] [stderr]  --> src/font.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use failure::{format_err, Error};
[INFO] [stderr]   |               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/font.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `format_err`
[INFO] [stderr]  --> src/font.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use failure::{format_err, Error};
[INFO] [stderr]   |               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `image::GenericImageView`
[INFO] [stderr]  --> src/font.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use image::GenericImageView;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `font_dir`
[INFO] [stderr]   --> src/main.rs:25:13
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let mut font_dir = font::FontDir::new("./fonts", source.metadata().font());
[INFO] [stderr]    |             ^^^^^^^^ help: consider prefixing with an underscore: `_font_dir`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let mut font_dir = font::FontDir::new("./fonts", source.metadata().font());
[INFO] [stderr]    |         ----^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `image::GenericImageView`
[INFO] [stderr]  --> src/font.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use image::GenericImageView;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `font_dir`
[INFO] [stderr]   --> src/main.rs:25:13
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let mut font_dir = font::FontDir::new("./fonts", source.metadata().font());
[INFO] [stderr]    |             ^^^^^^^^ help: consider prefixing with an underscore: `_font_dir`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let mut font_dir = font::FontDir::new("./fonts", source.metadata().font());
[INFO] [stderr]    |         ----^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse`
[INFO] [stderr]   --> src/model.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn parse(s: &str) -> Result<Option<Color>, Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse`
[INFO] [stderr]   --> src/model.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn parse(s: &str) -> Result<Option<Color>, Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `blend`
[INFO] [stderr]   --> src/model.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn blend(f: &Color, b: &Color) -> Color {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cross`
[INFO] [stderr]   --> src/model.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn cross(base: &Color, p: &Color) -> Color {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] warning: method is never used: `blend`
[INFO] [stderr]   --> src/model.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn blend(f: &Color, b: &Color) -> Color {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cross`
[INFO] [stderr]   --> src/model.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn cross(base: &Color, p: &Color) -> Color {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `normalize`
[INFO] [stderr]   --> src/model.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn normalize(self) -> Color {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `body`
[INFO] [stderr]   --> src/source.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn body(&self) -> impl Iterator<Item=&Command> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `scroll`
[INFO] [stderr]   --> src/source.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn scroll(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_color`
[INFO] [stderr]   --> src/source.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn get_color(&self, name: &str) -> Result<Color, Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_char`
[INFO] [stderr]   --> src/font.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn get_char(&mut self, ch: char) -> Result<&CharImage, Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/font.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn new(xsize: usize, ysize: usize) -> CharImage {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set`
[INFO] [stderr]   --> src/font.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn set(&mut self, x: usize, y: usize, v: bool) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]   --> src/font.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn get(&self, x: usize, y: usize) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `load`
[INFO] [stderr]   --> src/font.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn load(path: impl AsRef<Path>) -> Result<CharImage, Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `normalize`
[INFO] [stderr]   --> src/model.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn normalize(self) -> Color {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `body`
[INFO] [stderr]   --> src/source.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn body(&self) -> impl Iterator<Item=&Command> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `scroll`
[INFO] [stderr]   --> src/source.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn scroll(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_color`
[INFO] [stderr]   --> src/source.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn get_color(&self, name: &str) -> Result<Color, Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_char`
[INFO] [stderr]   --> src/font.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn get_char(&mut self, ch: char) -> Result<&CharImage, Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/font.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn new(xsize: usize, ysize: usize) -> CharImage {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set`
[INFO] [stderr]   --> src/font.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn set(&mut self, x: usize, y: usize, v: bool) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]   --> src/font.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn get(&self, x: usize, y: usize) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `load`
[INFO] [stderr]   --> src/font.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn load(path: impl AsRef<Path>) -> Result<CharImage, Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.26s
[INFO] running `"docker" "inspect" "9855a163d5fb70c170e1015e9cda446c82e9cf9b68ed0a7e3f9f5f0fbc0ba904"`
[INFO] running `"docker" "rm" "-f" "9855a163d5fb70c170e1015e9cda446c82e9cf9b68ed0a7e3f9f5f0fbc0ba904"`
[INFO] [stdout] 9855a163d5fb70c170e1015e9cda446c82e9cf9b68ed0a7e3f9f5f0fbc0ba904