Nov 28 00:56:42.225 INFO checking maxbeutel/rust-ascii-art against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 00:56:42.225 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 00:56:42.585 INFO [stdout] 6fc09a7276f29bf36d68277ebf9f0b317544d1dd92420897131a79430e0fe843
Nov 28 00:56:42.593 INFO running `"docker" "start" "-a" "6fc09a7276f29bf36d68277ebf9f0b317544d1dd92420897131a79430e0fe843"`
Nov 28 00:56:44.360 INFO [stderr] usermod: no changes
Nov 28 00:56:44.432 INFO [stderr]     Checking ascii-art v0.1.0 (/source)
Nov 28 00:56:45.364 INFO [stderr] warning: variant is never constructed: `Canvas`
Nov 28 00:56:45.364 INFO [stderr]   --> src/main.rs:10:5
Nov 28 00:56:45.364 INFO [stderr]    |
Nov 28 00:56:45.364 INFO [stderr] 10 |     Canvas,
Nov 28 00:56:45.364 INFO [stderr]    |     ^^^^^^
Nov 28 00:56:45.364 INFO [stderr]    |
Nov 28 00:56:45.364 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 00:56:45.364 INFO [stderr] 
Nov 28 00:56:45.372 INFO [stderr] warning: method is never used: `from_dimensions`
Nov 28 00:56:45.372 INFO [stderr]   --> src/main.rs:22:5
Nov 28 00:56:45.372 INFO [stderr]    |
Nov 28 00:56:45.373 INFO [stderr] 22 |     fn from_dimensions(dimensions: Dimensions) -> Vec<Coords> {
Nov 28 00:56:45.373 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.373 INFO [stderr] 
Nov 28 00:56:45.373 INFO [stderr] warning: function is never used: `coords_from_index`
Nov 28 00:56:45.373 INFO [stderr]   --> src/main.rs:23:9
Nov 28 00:56:45.373 INFO [stderr]    |
Nov 28 00:56:45.373 INFO [stderr] 23 |         fn coords_from_index(i: u32, dimensions: Dimensions) -> Coords {
Nov 28 00:56:45.373 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.373 INFO [stderr] 
Nov 28 00:56:45.373 INFO [stderr] warning: method is never used: `from_coords`
Nov 28 00:56:45.373 INFO [stderr]   --> src/main.rs:41:5
Nov 28 00:56:45.373 INFO [stderr]    |
Nov 28 00:56:45.373 INFO [stderr] 41 |     fn from_coords(coords: &Vec<Coords>) -> Dimensions {
Nov 28 00:56:45.373 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.373 INFO [stderr] 
Nov 28 00:56:45.373 INFO [stderr] warning: method is never used: `get_max_coord_from_coords`
Nov 28 00:56:45.373 INFO [stderr]   --> src/main.rs:49:5
Nov 28 00:56:45.373 INFO [stderr]    |
Nov 28 00:56:45.373 INFO [stderr] 49 |     fn get_max_coord_from_coords<'a, I: Iterator<Item=&'a Coords>>(coords: I, pluck_fn: &Fn(&Coords) -> u32) -> u32 {
Nov 28 00:56:45.373 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.373 INFO [stderr] 
Nov 28 00:56:45.373 INFO [stderr] warning: struct is never constructed: `CombinedObject`
Nov 28 00:56:45.373 INFO [stderr]   --> src/main.rs:66:1
Nov 28 00:56:45.373 INFO [stderr]    |
Nov 28 00:56:45.373 INFO [stderr] 66 | struct CombinedObject(Dimensions, Vec<Box<Plottable>>);
Nov 28 00:56:45.373 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.373 INFO [stderr] 
Nov 28 00:56:45.373 INFO [stderr] warning: method is never used: `rotate`
Nov 28 00:56:45.373 INFO [stderr]    --> src/main.rs:120:5
Nov 28 00:56:45.373 INFO [stderr]     |
Nov 28 00:56:45.373 INFO [stderr] 120 |     fn rotate(line: Line, rotation_center: Coords) -> Line {
Nov 28 00:56:45.373 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.373 INFO [stderr] 
Nov 28 00:56:45.373 INFO [stderr] warning: method is never used: `new`
Nov 28 00:56:45.373 INFO [stderr]    --> src/main.rs:174:5
Nov 28 00:56:45.373 INFO [stderr]     |
Nov 28 00:56:45.373 INFO [stderr] 174 |     fn new(start: Coords, end: Coords) -> Line {
Nov 28 00:56:45.373 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.373 INFO [stderr] 
Nov 28 00:56:45.373 INFO [stderr] warning: struct is never constructed: `Circle`
Nov 28 00:56:45.373 INFO [stderr]    --> src/main.rs:244:1
Nov 28 00:56:45.373 INFO [stderr]     |
Nov 28 00:56:45.373 INFO [stderr] 244 | struct Circle(Dimensions, Vec<Coords>);
Nov 28 00:56:45.373 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.373 INFO [stderr] 
Nov 28 00:56:45.373 INFO [stderr] warning: method is never used: `new`
Nov 28 00:56:45.373 INFO [stderr]    --> src/main.rs:247:5
Nov 28 00:56:45.373 INFO [stderr]     |
Nov 28 00:56:45.373 INFO [stderr] 247 |     fn new(point: Coords, radius: u32) -> Circle {
Nov 28 00:56:45.373 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.373 INFO [stderr] 
Nov 28 00:56:45.373 INFO [stderr] warning: struct is never constructed: `Canvas`
Nov 28 00:56:45.373 INFO [stderr]    --> src/main.rs:296:1
Nov 28 00:56:45.373 INFO [stderr]     |
Nov 28 00:56:45.373 INFO [stderr] 296 | struct Canvas(Dimensions, Vec<PlottedCoords>);
Nov 28 00:56:45.373 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.373 INFO [stderr] 
Nov 28 00:56:45.373 INFO [stderr] warning: function is never used: `combine`
Nov 28 00:56:45.373 INFO [stderr]    --> src/main.rs:299:1
Nov 28 00:56:45.373 INFO [stderr]     |
Nov 28 00:56:45.373 INFO [stderr] 299 | fn combine<T: Plottable + 'static, U: Plottable + 'static>(a: Box<T>, b: Box<U>) -> CombinedObject {
Nov 28 00:56:45.373 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.373 INFO [stderr] 
Nov 28 00:56:45.373 INFO [stderr] warning: function is never used: `plot`
Nov 28 00:56:45.373 INFO [stderr]    --> src/main.rs:312:1
Nov 28 00:56:45.373 INFO [stderr]     |
Nov 28 00:56:45.373 INFO [stderr] 312 | fn plot(a: Box<Plottable>) -> Canvas {
Nov 28 00:56:45.373 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.373 INFO [stderr] 
Nov 28 00:56:45.373 INFO [stderr] warning: function is never used: `draw`
Nov 28 00:56:45.373 INFO [stderr]    --> src/main.rs:327:1
Nov 28 00:56:45.373 INFO [stderr]     |
Nov 28 00:56:45.373 INFO [stderr] 327 | fn draw(canvas: Canvas) {
Nov 28 00:56:45.373 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.373 INFO [stderr] 
Nov 28 00:56:45.373 INFO [stderr] warning: function is never used: `fixtures_diagonal_line_ltr`
Nov 28 00:56:45.373 INFO [stderr]    --> src/main.rs:345:1
Nov 28 00:56:45.373 INFO [stderr]     |
Nov 28 00:56:45.373 INFO [stderr] 345 | fn fixtures_diagonal_line_ltr() -> Line {
Nov 28 00:56:45.373 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.373 INFO [stderr] 
Nov 28 00:56:45.373 INFO [stderr] warning: function is never used: `fixtures_horizontal_line`
Nov 28 00:56:45.373 INFO [stderr]    --> src/main.rs:349:1
Nov 28 00:56:45.373 INFO [stderr]     |
Nov 28 00:56:45.373 INFO [stderr] 349 | fn fixtures_horizontal_line() -> Line {
Nov 28 00:56:45.373 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.374 INFO [stderr] 
Nov 28 00:56:45.387 INFO [stderr] warning: function is never used: `fixtures_vertical_line`
Nov 28 00:56:45.387 INFO [stderr]    --> src/main.rs:353:1
Nov 28 00:56:45.387 INFO [stderr]     |
Nov 28 00:56:45.387 INFO [stderr] 353 | fn fixtures_vertical_line() -> Line {
Nov 28 00:56:45.387 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.387 INFO [stderr] 
Nov 28 00:56:45.387 INFO [stderr] warning: function is never used: `fixtures_circle`
Nov 28 00:56:45.387 INFO [stderr]    --> src/main.rs:357:1
Nov 28 00:56:45.387 INFO [stderr]     |
Nov 28 00:56:45.387 INFO [stderr] 357 | fn fixtures_circle() -> Circle {
Nov 28 00:56:45.387 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.387 INFO [stderr] 
Nov 28 00:56:45.859 INFO [stderr] warning: function is never used: `draw`
Nov 28 00:56:45.859 INFO [stderr]    --> src/main.rs:327:1
Nov 28 00:56:45.859 INFO [stderr]     |
Nov 28 00:56:45.859 INFO [stderr] 327 | fn draw(canvas: Canvas) {
Nov 28 00:56:45.859 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:56:45.859 INFO [stderr]     |
Nov 28 00:56:45.859 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 28 00:56:45.859 INFO [stderr] 
Nov 28 00:56:45.886 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
Nov 28 00:56:45.889 INFO [stderr] su: No module specific data is present
Nov 28 00:56:46.582 INFO running `"docker" "inspect" "6fc09a7276f29bf36d68277ebf9f0b317544d1dd92420897131a79430e0fe843"`
Nov 28 00:56:46.857 INFO running `"docker" "rm" "-f" "6fc09a7276f29bf36d68277ebf9f0b317544d1dd92420897131a79430e0fe843"`
Nov 28 00:56:47.119 INFO [stdout] 6fc09a7276f29bf36d68277ebf9f0b317544d1dd92420897131a79430e0fe843