Nov 27 21:57:35.598 INFO checking rikshot/testbed against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 21:57:35.598 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 27 21:57:35.924 INFO [stdout] 04ffd1d99a94cd3b392f08650abb341ca70d21897c0878497443d5353bd0183a
Nov 27 21:57:35.926 INFO running `"docker" "start" "-a" "04ffd1d99a94cd3b392f08650abb341ca70d21897c0878497443d5353bd0183a"`
Nov 27 21:57:37.051 INFO [stderr] usermod: no changes
Nov 27 21:57:37.132 INFO [stderr]     Checking mandelbrot v0.1.0 (/source)
Nov 27 21:57:37.476 INFO [stderr] warning: unused import: `CString`
Nov 27 21:57:37.476 INFO [stderr]   --> src/rs/mandelbrot.rs:11:16
Nov 27 21:57:37.476 INFO [stderr]    |
Nov 27 21:57:37.476 INFO [stderr] 11 | use std::ffi::{CString, CStr};
Nov 27 21:57:37.476 INFO [stderr]    |                ^^^^^^^
Nov 27 21:57:37.476 INFO [stderr]    |
Nov 27 21:57:37.476 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 27 21:57:37.476 INFO [stderr] 
Nov 27 21:57:37.844 INFO [stderr] warning: unused variable: `config`
Nov 27 21:57:37.844 INFO [stderr]    --> src/rs/mandelbrot.rs:135:9
Nov 27 21:57:37.844 INFO [stderr]     |
Nov 27 21:57:37.845 INFO [stderr] 135 |     let config: Config = serde_json::from_str(config_json.to_str().unwrap()).unwrap();
Nov 27 21:57:37.845 INFO [stderr]     |         ^^^^^^ help: consider using `_config` instead
Nov 27 21:57:37.845 INFO [stderr]     |
Nov 27 21:57:37.845 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 27 21:57:37.846 INFO [stderr] 
Nov 27 21:57:37.846 INFO [stderr] warning: unused variable: `raw_chunk_config`
Nov 27 21:57:37.846 INFO [stderr]    --> src/rs/mandelbrot.rs:133:66
Nov 27 21:57:37.847 INFO [stderr]     |
Nov 27 21:57:37.847 INFO [stderr] 133 | pub unsafe extern "C" fn iterateChunk(raw_config: *const c_char, raw_chunk_config: *const c_char) -> u32 {
Nov 27 21:57:37.847 INFO [stderr]     |                                                                  ^^^^^^^^^^^^^^^^ help: consider using `_raw_chunk_config` instead
Nov 27 21:57:37.848 INFO [stderr] 
Nov 27 21:57:37.848 INFO [stderr] warning: unused variable: `config`
Nov 27 21:57:37.848 INFO [stderr]    --> src/rs/mandelbrot.rs:209:9
Nov 27 21:57:37.848 INFO [stderr]     |
Nov 27 21:57:37.849 INFO [stderr] 209 |     let config: Config = serde_json::from_str(config_json.to_str().unwrap()).unwrap();
Nov 27 21:57:37.849 INFO [stderr]     |         ^^^^^^ help: consider using `_config` instead
Nov 27 21:57:37.849 INFO [stderr] 
Nov 27 21:57:37.850 INFO [stderr] warning: unused variable: `chunk_config`
Nov 27 21:57:37.850 INFO [stderr]    --> src/rs/mandelbrot.rs:212:9
Nov 27 21:57:37.850 INFO [stderr]     |
Nov 27 21:57:37.851 INFO [stderr] 212 |     let chunk_config: ChunkConfig = serde_json::from_str(chunk_config_json.to_str().unwrap()).unwrap();
Nov 27 21:57:37.851 INFO [stderr]     |         ^^^^^^^^^^^^ help: consider using `_chunk_config` instead
Nov 27 21:57:37.851 INFO [stderr] 
Nov 27 21:57:37.851 INFO [stderr] warning: unused variable: `buffers`
Nov 27 21:57:37.852 INFO [stderr]    --> src/rs/mandelbrot.rs:207:97
Nov 27 21:57:37.856 INFO [stderr]     |
Nov 27 21:57:37.856 INFO [stderr] 207 | pub unsafe extern "C" fn colorChunk(raw_config: *const c_char, raw_chunk_config: *const c_char, buffers: Buffers, total: u32) {
Nov 27 21:57:37.857 INFO [stderr]     |                                                                                                 ^^^^^^^ help: consider using `_buffers` instead
Nov 27 21:57:37.857 INFO [stderr] 
Nov 27 21:57:37.857 INFO [stderr] warning: unused variable: `total`
Nov 27 21:57:37.858 INFO [stderr]    --> src/rs/mandelbrot.rs:207:115
Nov 27 21:57:37.858 INFO [stderr]     |
Nov 27 21:57:37.858 INFO [stderr] 207 | pub unsafe extern "C" fn colorChunk(raw_config: *const c_char, raw_chunk_config: *const c_char, buffers: Buffers, total: u32) {
Nov 27 21:57:37.858 INFO [stderr]     |                                                                                                                   ^^^^^ help: consider using `_total` instead
Nov 27 21:57:37.859 INFO [stderr] 
Nov 27 21:57:37.859 INFO [stderr] warning: unused variable: `config`
Nov 27 21:57:37.859 INFO [stderr]    --> src/rs/mandelbrot.rs:135:9
Nov 27 21:57:37.859 INFO [stderr]     |
Nov 27 21:57:37.860 INFO [stderr] 135 |     let config: Config = serde_json::from_str(config_json.to_str().unwrap()).unwrap();
Nov 27 21:57:37.860 INFO [stderr]     |         ^^^^^^ help: consider using `_config` instead
Nov 27 21:57:37.860 INFO [stderr]     |
Nov 27 21:57:37.861 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 27 21:57:37.861 INFO [stderr] 
Nov 27 21:57:37.861 INFO [stderr] warning: unused variable: `raw_chunk_config`
Nov 27 21:57:37.862 INFO [stderr]    --> src/rs/mandelbrot.rs:133:66
Nov 27 21:57:37.862 INFO [stderr]     |
Nov 27 21:57:37.862 INFO [stderr] 133 | pub unsafe extern "C" fn iterateChunk(raw_config: *const c_char, raw_chunk_config: *const c_char) -> u32 {
Nov 27 21:57:37.862 INFO [stderr]     |                                                                  ^^^^^^^^^^^^^^^^ help: consider using `_raw_chunk_config` instead
Nov 27 21:57:37.863 INFO [stderr] 
Nov 27 21:57:37.863 INFO [stderr] warning: unused variable: `config`
Nov 27 21:57:37.863 INFO [stderr]    --> src/rs/mandelbrot.rs:209:9
Nov 27 21:57:37.864 INFO [stderr]     |
Nov 27 21:57:37.864 INFO [stderr] 209 |     let config: Config = serde_json::from_str(config_json.to_str().unwrap()).unwrap();
Nov 27 21:57:37.864 INFO [stderr]     |         ^^^^^^ help: consider using `_config` instead
Nov 27 21:57:37.864 INFO [stderr] 
Nov 27 21:57:37.865 INFO [stderr] warning: unused variable: `chunk_config`
Nov 27 21:57:37.865 INFO [stderr]    --> src/rs/mandelbrot.rs:212:9
Nov 27 21:57:37.865 INFO [stderr]     |
Nov 27 21:57:37.866 INFO [stderr] 212 |     let chunk_config: ChunkConfig = serde_json::from_str(chunk_config_json.to_str().unwrap()).unwrap();
Nov 27 21:57:37.866 INFO [stderr]     |         ^^^^^^^^^^^^ help: consider using `_chunk_config` instead
Nov 27 21:57:37.866 INFO [stderr] 
Nov 27 21:57:37.866 INFO [stderr] warning: unused variable: `buffers`
Nov 27 21:57:37.867 INFO [stderr]    --> src/rs/mandelbrot.rs:207:97
Nov 27 21:57:37.867 INFO [stderr]     |
Nov 27 21:57:37.867 INFO [stderr] 207 | pub unsafe extern "C" fn colorChunk(raw_config: *const c_char, raw_chunk_config: *const c_char, buffers: Buffers, total: u32) {
Nov 27 21:57:37.868 INFO [stderr]     |                                                                                                 ^^^^^^^ help: consider using `_buffers` instead
Nov 27 21:57:37.868 INFO [stderr] 
Nov 27 21:57:37.868 INFO [stderr] warning: unused variable: `total`
Nov 27 21:57:37.868 INFO [stderr]    --> src/rs/mandelbrot.rs:207:115
Nov 27 21:57:37.869 INFO [stderr]     |
Nov 27 21:57:37.869 INFO [stderr] 207 | pub unsafe extern "C" fn colorChunk(raw_config: *const c_char, raw_chunk_config: *const c_char, buffers: Buffers, total: u32) {
Nov 27 21:57:37.869 INFO [stderr]     |                                                                                                                   ^^^^^ help: consider using `_total` instead
Nov 27 21:57:37.869 INFO [stderr] 
Nov 27 21:57:38.012 INFO [stderr] warning: method is never used: `new`
Nov 27 21:57:38.012 INFO [stderr]   --> src/rs/mandelbrot.rs:82:5
Nov 27 21:57:38.012 INFO [stderr]    |
Nov 27 21:57:38.012 INFO [stderr] 82 |     pub fn new(min: T, max: T) -> NumberRange<T> {
Nov 27 21:57:38.012 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.012 INFO [stderr]    |
Nov 27 21:57:38.012 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 21:57:38.012 INFO [stderr] 
Nov 27 21:57:38.012 INFO [stderr] warning: method is never used: `scale`
Nov 27 21:57:38.012 INFO [stderr]   --> src/rs/mandelbrot.rs:90:5
Nov 27 21:57:38.012 INFO [stderr]    |
Nov 27 21:57:38.013 INFO [stderr] 90 |     pub fn scale(input: &NumberRange<T>, value: T, output: &NumberRange<T>) -> T {
Nov 27 21:57:38.013 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.013 INFO [stderr] 
Nov 27 21:57:38.014 INFO [stderr] warning: struct is never constructed: `Color`
Nov 27 21:57:38.014 INFO [stderr]   --> src/rs/mandelbrot.rs:96:1
Nov 27 21:57:38.014 INFO [stderr]    |
Nov 27 21:57:38.014 INFO [stderr] 96 | struct Color {
Nov 27 21:57:38.015 INFO [stderr]    | ^^^^^^^^^^^^
Nov 27 21:57:38.015 INFO [stderr] 
Nov 27 21:57:38.015 INFO [stderr] warning: method is never used: `black`
Nov 27 21:57:38.015 INFO [stderr]    --> src/rs/mandelbrot.rs:106:5
Nov 27 21:57:38.015 INFO [stderr]     |
Nov 27 21:57:38.015 INFO [stderr] 106 |     pub fn black() -> &'static Color {
Nov 27 21:57:38.015 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.015 INFO [stderr] 
Nov 27 21:57:38.016 INFO [stderr] warning: static item is never used: `BLACK`
Nov 27 21:57:38.016 INFO [stderr]    --> src/rs/mandelbrot.rs:107:9
Nov 27 21:57:38.016 INFO [stderr]     |
Nov 27 21:57:38.016 INFO [stderr] 107 |         static BLACK: Color = Color {red: 0, green: 0, blue: 0, alpha: 0xFF, abgr: 0};
Nov 27 21:57:38.016 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.016 INFO [stderr] 
Nov 27 21:57:38.016 INFO [stderr] warning: method is never used: `new`
Nov 27 21:57:38.017 INFO [stderr]    --> src/rs/mandelbrot.rs:111:5
Nov 27 21:57:38.017 INFO [stderr]     |
Nov 27 21:57:38.017 INFO [stderr] 111 |     pub fn new(red: u8, green: u8, blue: u8, alpha: u8) -> Color {
Nov 27 21:57:38.017 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.017 INFO [stderr] 
Nov 27 21:57:38.017 INFO [stderr] warning: method is never used: `lerp`
Nov 27 21:57:38.017 INFO [stderr]    --> src/rs/mandelbrot.rs:121:5
Nov 27 21:57:38.017 INFO [stderr]     |
Nov 27 21:57:38.017 INFO [stderr] 121 |     pub fn lerp(color1: &Color, color2: &Color, value: f64) -> Color {
Nov 27 21:57:38.017 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.017 INFO [stderr] 
Nov 27 21:57:38.024 INFO [stderr] warning: method is never used: `new`
Nov 27 21:57:38.024 INFO [stderr]   --> src/rs/mandelbrot.rs:82:5
Nov 27 21:57:38.024 INFO [stderr]    |
Nov 27 21:57:38.024 INFO [stderr] 82 |     pub fn new(min: T, max: T) -> NumberRange<T> {
Nov 27 21:57:38.024 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.024 INFO [stderr]    |
Nov 27 21:57:38.024 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 21:57:38.024 INFO [stderr] 
Nov 27 21:57:38.024 INFO [stderr] warning: method is never used: `scale`
Nov 27 21:57:38.024 INFO [stderr]   --> src/rs/mandelbrot.rs:90:5
Nov 27 21:57:38.024 INFO [stderr]    |
Nov 27 21:57:38.024 INFO [stderr] 90 |     pub fn scale(input: &NumberRange<T>, value: T, output: &NumberRange<T>) -> T {
Nov 27 21:57:38.024 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.024 INFO [stderr] 
Nov 27 21:57:38.024 INFO [stderr] warning: struct is never constructed: `Color`
Nov 27 21:57:38.025 INFO [stderr]   --> src/rs/mandelbrot.rs:96:1
Nov 27 21:57:38.025 INFO [stderr]    |
Nov 27 21:57:38.025 INFO [stderr] 96 | struct Color {
Nov 27 21:57:38.025 INFO [stderr]    | ^^^^^^^^^^^^
Nov 27 21:57:38.026 INFO [stderr] 
Nov 27 21:57:38.026 INFO [stderr] warning: method is never used: `black`
Nov 27 21:57:38.026 INFO [stderr]    --> src/rs/mandelbrot.rs:106:5
Nov 27 21:57:38.026 INFO [stderr]     |
Nov 27 21:57:38.026 INFO [stderr] 106 |     pub fn black() -> &'static Color {
Nov 27 21:57:38.026 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.026 INFO [stderr] 
Nov 27 21:57:38.026 INFO [stderr] warning: static item is never used: `BLACK`
Nov 27 21:57:38.026 INFO [stderr]    --> src/rs/mandelbrot.rs:107:9
Nov 27 21:57:38.026 INFO [stderr]     |
Nov 27 21:57:38.026 INFO [stderr] 107 |         static BLACK: Color = Color {red: 0, green: 0, blue: 0, alpha: 0xFF, abgr: 0};
Nov 27 21:57:38.026 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.027 INFO [stderr] 
Nov 27 21:57:38.027 INFO [stderr] warning: method is never used: `new`
Nov 27 21:57:38.034 INFO [stderr]    --> src/rs/mandelbrot.rs:111:5
Nov 27 21:57:38.034 INFO [stderr]     |
Nov 27 21:57:38.034 INFO [stderr] 111 |     pub fn new(red: u8, green: u8, blue: u8, alpha: u8) -> Color {
Nov 27 21:57:38.034 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.034 INFO [stderr] 
Nov 27 21:57:38.034 INFO [stderr] warning: method is never used: `lerp`
Nov 27 21:57:38.034 INFO [stderr]    --> src/rs/mandelbrot.rs:121:5
Nov 27 21:57:38.034 INFO [stderr]     |
Nov 27 21:57:38.034 INFO [stderr] 121 |     pub fn lerp(color1: &Color, color2: &Color, value: f64) -> Color {
Nov 27 21:57:38.034 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.034 INFO [stderr] 
Nov 27 21:57:38.052 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
Nov 27 21:57:38.057 INFO [stderr] su: No module specific data is present
Nov 27 21:57:38.474 INFO running `"docker" "inspect" "04ffd1d99a94cd3b392f08650abb341ca70d21897c0878497443d5353bd0183a"`
Nov 27 21:57:38.590 INFO running `"docker" "rm" "-f" "04ffd1d99a94cd3b392f08650abb341ca70d21897c0878497443d5353bd0183a"`
Nov 27 21:57:38.728 INFO [stdout] 04ffd1d99a94cd3b392f08650abb341ca70d21897c0878497443d5353bd0183a