Nov 27 21:57:35.973 INFO checking rikshot/testbed against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 27 21:57:35.973 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 27 21:57:36.442 INFO [stdout] 878511a544f46f58cd88f37f84f21ed7b51585b6f9a40a1682c15005165ff8f9
Nov 27 21:57:36.448 INFO running `"docker" "start" "-a" "878511a544f46f58cd88f37f84f21ed7b51585b6f9a40a1682c15005165ff8f9"`
Nov 27 21:57:37.448 INFO [stderr] usermod: no changes
Nov 27 21:57:37.505 INFO [stderr]     Checking mandelbrot v0.1.0 (/source)
Nov 27 21:57:37.912 INFO [stderr] warning: unused import: `CString`
Nov 27 21:57:37.912 INFO [stderr]   --> src/rs/mandelbrot.rs:11:16
Nov 27 21:57:37.912 INFO [stderr]    |
Nov 27 21:57:37.912 INFO [stderr] 11 | use std::ffi::{CString, CStr};
Nov 27 21:57:37.912 INFO [stderr]    |                ^^^^^^^
Nov 27 21:57:37.912 INFO [stderr]    |
Nov 27 21:57:37.912 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 27 21:57:37.912 INFO [stderr] 
Nov 27 21:57:38.281 INFO [stderr] warning: unused variable: `config`
Nov 27 21:57:38.281 INFO [stderr]    --> src/rs/mandelbrot.rs:135:9
Nov 27 21:57:38.281 INFO [stderr]     |
Nov 27 21:57:38.282 INFO [stderr] 135 |     let config: Config = serde_json::from_str(config_json.to_str().unwrap()).unwrap();
Nov 27 21:57:38.282 INFO [stderr]     |         ^^^^^^ help: consider using `_config` instead
Nov 27 21:57:38.282 INFO [stderr]     |
Nov 27 21:57:38.283 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 27 21:57:38.283 INFO [stderr] 
Nov 27 21:57:38.283 INFO [stderr] warning: unused variable: `raw_chunk_config`
Nov 27 21:57:38.283 INFO [stderr]    --> src/rs/mandelbrot.rs:133:66
Nov 27 21:57:38.284 INFO [stderr]     |
Nov 27 21:57:38.284 INFO [stderr] 133 | pub unsafe extern "C" fn iterateChunk(raw_config: *const c_char, raw_chunk_config: *const c_char) -> u32 {
Nov 27 21:57:38.284 INFO [stderr]     |                                                                  ^^^^^^^^^^^^^^^^ help: consider using `_raw_chunk_config` instead
Nov 27 21:57:38.284 INFO [stderr] 
Nov 27 21:57:38.284 INFO [stderr] warning: unused variable: `config`
Nov 27 21:57:38.284 INFO [stderr]    --> src/rs/mandelbrot.rs:209:9
Nov 27 21:57:38.284 INFO [stderr]     |
Nov 27 21:57:38.284 INFO [stderr] 209 |     let config: Config = serde_json::from_str(config_json.to_str().unwrap()).unwrap();
Nov 27 21:57:38.284 INFO [stderr]     |         ^^^^^^ help: consider using `_config` instead
Nov 27 21:57:38.284 INFO [stderr] 
Nov 27 21:57:38.284 INFO [stderr] warning: unused variable: `chunk_config`
Nov 27 21:57:38.284 INFO [stderr]    --> src/rs/mandelbrot.rs:212:9
Nov 27 21:57:38.284 INFO [stderr]     |
Nov 27 21:57:38.284 INFO [stderr] 212 |     let chunk_config: ChunkConfig = serde_json::from_str(chunk_config_json.to_str().unwrap()).unwrap();
Nov 27 21:57:38.284 INFO [stderr]     |         ^^^^^^^^^^^^ help: consider using `_chunk_config` instead
Nov 27 21:57:38.284 INFO [stderr] 
Nov 27 21:57:38.284 INFO [stderr] warning: unused variable: `buffers`
Nov 27 21:57:38.284 INFO [stderr]    --> src/rs/mandelbrot.rs:207:97
Nov 27 21:57:38.284 INFO [stderr]     |
Nov 27 21:57:38.284 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 21:57:38.284 INFO [stderr]     |                                                                                                 ^^^^^^^ help: consider using `_buffers` instead
Nov 27 21:57:38.284 INFO [stderr] 
Nov 27 21:57:38.284 INFO [stderr] warning: unused variable: `total`
Nov 27 21:57:38.284 INFO [stderr]    --> src/rs/mandelbrot.rs:207:115
Nov 27 21:57:38.284 INFO [stderr]     |
Nov 27 21:57:38.284 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 21:57:38.284 INFO [stderr]     |                                                                                                                   ^^^^^ help: consider using `_total` instead
Nov 27 21:57:38.284 INFO [stderr] 
Nov 27 21:57:38.345 INFO [stderr] warning: unused variable: `config`
Nov 27 21:57:38.345 INFO [stderr]    --> src/rs/mandelbrot.rs:135:9
Nov 27 21:57:38.345 INFO [stderr]     |
Nov 27 21:57:38.345 INFO [stderr] 135 |     let config: Config = serde_json::from_str(config_json.to_str().unwrap()).unwrap();
Nov 27 21:57:38.346 INFO [stderr]     |         ^^^^^^ help: consider using `_config` instead
Nov 27 21:57:38.346 INFO [stderr]     |
Nov 27 21:57:38.346 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 27 21:57:38.346 INFO [stderr] 
Nov 27 21:57:38.346 INFO [stderr] warning: unused variable: `raw_chunk_config`
Nov 27 21:57:38.347 INFO [stderr]    --> src/rs/mandelbrot.rs:133:66
Nov 27 21:57:38.347 INFO [stderr]     |
Nov 27 21:57:38.347 INFO [stderr] 133 | pub unsafe extern "C" fn iterateChunk(raw_config: *const c_char, raw_chunk_config: *const c_char) -> u32 {
Nov 27 21:57:38.347 INFO [stderr]     |                                                                  ^^^^^^^^^^^^^^^^ help: consider using `_raw_chunk_config` instead
Nov 27 21:57:38.348 INFO [stderr] 
Nov 27 21:57:38.348 INFO [stderr] warning: unused variable: `config`
Nov 27 21:57:38.348 INFO [stderr]    --> src/rs/mandelbrot.rs:209:9
Nov 27 21:57:38.348 INFO [stderr]     |
Nov 27 21:57:38.348 INFO [stderr] 209 |     let config: Config = serde_json::from_str(config_json.to_str().unwrap()).unwrap();
Nov 27 21:57:38.348 INFO [stderr]     |         ^^^^^^ help: consider using `_config` instead
Nov 27 21:57:38.348 INFO [stderr] 
Nov 27 21:57:38.348 INFO [stderr] warning: unused variable: `chunk_config`
Nov 27 21:57:38.348 INFO [stderr]    --> src/rs/mandelbrot.rs:212:9
Nov 27 21:57:38.348 INFO [stderr]     |
Nov 27 21:57:38.348 INFO [stderr] 212 |     let chunk_config: ChunkConfig = serde_json::from_str(chunk_config_json.to_str().unwrap()).unwrap();
Nov 27 21:57:38.348 INFO [stderr]     |         ^^^^^^^^^^^^ help: consider using `_chunk_config` instead
Nov 27 21:57:38.348 INFO [stderr] 
Nov 27 21:57:38.348 INFO [stderr] warning: unused variable: `buffers`
Nov 27 21:57:38.348 INFO [stderr]    --> src/rs/mandelbrot.rs:207:97
Nov 27 21:57:38.348 INFO [stderr]     |
Nov 27 21:57:38.348 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 21:57:38.348 INFO [stderr]     |                                                                                                 ^^^^^^^ help: consider using `_buffers` instead
Nov 27 21:57:38.348 INFO [stderr] 
Nov 27 21:57:38.348 INFO [stderr] warning: unused variable: `total`
Nov 27 21:57:38.348 INFO [stderr]    --> src/rs/mandelbrot.rs:207:115
Nov 27 21:57:38.348 INFO [stderr]     |
Nov 27 21:57:38.348 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 21:57:38.348 INFO [stderr]     |                                                                                                                   ^^^^^ help: consider using `_total` instead
Nov 27 21:57:38.348 INFO [stderr] 
Nov 27 21:57:38.436 INFO [stderr] warning: method is never used: `new`
Nov 27 21:57:38.436 INFO [stderr]   --> src/rs/mandelbrot.rs:82:5
Nov 27 21:57:38.436 INFO [stderr]    |
Nov 27 21:57:38.436 INFO [stderr] 82 |     pub fn new(min: T, max: T) -> NumberRange<T> {
Nov 27 21:57:38.436 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.436 INFO [stderr]    |
Nov 27 21:57:38.436 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 21:57:38.436 INFO [stderr] 
Nov 27 21:57:38.436 INFO [stderr] warning: method is never used: `scale`
Nov 27 21:57:38.436 INFO [stderr]   --> src/rs/mandelbrot.rs:90:5
Nov 27 21:57:38.436 INFO [stderr]    |
Nov 27 21:57:38.436 INFO [stderr] 90 |     pub fn scale(input: &NumberRange<T>, value: T, output: &NumberRange<T>) -> T {
Nov 27 21:57:38.436 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.436 INFO [stderr] 
Nov 27 21:57:38.436 INFO [stderr] warning: struct is never constructed: `Color`
Nov 27 21:57:38.436 INFO [stderr]   --> src/rs/mandelbrot.rs:96:1
Nov 27 21:57:38.436 INFO [stderr]    |
Nov 27 21:57:38.436 INFO [stderr] 96 | struct Color {
Nov 27 21:57:38.436 INFO [stderr]    | ^^^^^^^^^^^^
Nov 27 21:57:38.436 INFO [stderr] 
Nov 27 21:57:38.436 INFO [stderr] warning: method is never used: `black`
Nov 27 21:57:38.436 INFO [stderr]    --> src/rs/mandelbrot.rs:106:5
Nov 27 21:57:38.436 INFO [stderr]     |
Nov 27 21:57:38.436 INFO [stderr] 106 |     pub fn black() -> &'static Color {
Nov 27 21:57:38.436 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.436 INFO [stderr] 
Nov 27 21:57:38.436 INFO [stderr] warning: static item is never used: `BLACK`
Nov 27 21:57:38.436 INFO [stderr]    --> src/rs/mandelbrot.rs:107:9
Nov 27 21:57:38.436 INFO [stderr]     |
Nov 27 21:57:38.436 INFO [stderr] 107 |         static BLACK: Color = Color {red: 0, green: 0, blue: 0, alpha: 0xFF, abgr: 0};
Nov 27 21:57:38.436 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.436 INFO [stderr] 
Nov 27 21:57:38.436 INFO [stderr] warning: method is never used: `new`
Nov 27 21:57:38.436 INFO [stderr]    --> src/rs/mandelbrot.rs:111:5
Nov 27 21:57:38.436 INFO [stderr]     |
Nov 27 21:57:38.436 INFO [stderr] 111 |     pub fn new(red: u8, green: u8, blue: u8, alpha: u8) -> Color {
Nov 27 21:57:38.437 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.437 INFO [stderr] 
Nov 27 21:57:38.437 INFO [stderr] warning: method is never used: `lerp`
Nov 27 21:57:38.437 INFO [stderr]    --> src/rs/mandelbrot.rs:121:5
Nov 27 21:57:38.437 INFO [stderr]     |
Nov 27 21:57:38.437 INFO [stderr] 121 |     pub fn lerp(color1: &Color, color2: &Color, value: f64) -> Color {
Nov 27 21:57:38.437 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.437 INFO [stderr] 
Nov 27 21:57:38.495 INFO [stderr] warning: method is never used: `new`
Nov 27 21:57:38.495 INFO [stderr]   --> src/rs/mandelbrot.rs:82:5
Nov 27 21:57:38.495 INFO [stderr]    |
Nov 27 21:57:38.495 INFO [stderr] 82 |     pub fn new(min: T, max: T) -> NumberRange<T> {
Nov 27 21:57:38.495 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.495 INFO [stderr]    |
Nov 27 21:57:38.495 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 21:57:38.495 INFO [stderr] 
Nov 27 21:57:38.495 INFO [stderr] warning: method is never used: `scale`
Nov 27 21:57:38.495 INFO [stderr]   --> src/rs/mandelbrot.rs:90:5
Nov 27 21:57:38.495 INFO [stderr]    |
Nov 27 21:57:38.495 INFO [stderr] 90 |     pub fn scale(input: &NumberRange<T>, value: T, output: &NumberRange<T>) -> T {
Nov 27 21:57:38.495 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.495 INFO [stderr] 
Nov 27 21:57:38.495 INFO [stderr] warning: struct is never constructed: `Color`
Nov 27 21:57:38.495 INFO [stderr]   --> src/rs/mandelbrot.rs:96:1
Nov 27 21:57:38.495 INFO [stderr]    |
Nov 27 21:57:38.495 INFO [stderr] 96 | struct Color {
Nov 27 21:57:38.495 INFO [stderr]    | ^^^^^^^^^^^^
Nov 27 21:57:38.495 INFO [stderr] 
Nov 27 21:57:38.495 INFO [stderr] warning: method is never used: `black`
Nov 27 21:57:38.495 INFO [stderr]    --> src/rs/mandelbrot.rs:106:5
Nov 27 21:57:38.495 INFO [stderr]     |
Nov 27 21:57:38.495 INFO [stderr] 106 |     pub fn black() -> &'static Color {
Nov 27 21:57:38.495 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.495 INFO [stderr] 
Nov 27 21:57:38.495 INFO [stderr] warning: static item is never used: `BLACK`
Nov 27 21:57:38.495 INFO [stderr]    --> src/rs/mandelbrot.rs:107:9
Nov 27 21:57:38.495 INFO [stderr]     |
Nov 27 21:57:38.495 INFO [stderr] 107 |         static BLACK: Color = Color {red: 0, green: 0, blue: 0, alpha: 0xFF, abgr: 0};
Nov 27 21:57:38.495 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.495 INFO [stderr] 
Nov 27 21:57:38.495 INFO [stderr] warning: method is never used: `new`
Nov 27 21:57:38.495 INFO [stderr]    --> src/rs/mandelbrot.rs:111:5
Nov 27 21:57:38.495 INFO [stderr]     |
Nov 27 21:57:38.496 INFO [stderr] 111 |     pub fn new(red: u8, green: u8, blue: u8, alpha: u8) -> Color {
Nov 27 21:57:38.496 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.496 INFO [stderr] 
Nov 27 21:57:38.496 INFO [stderr] warning: method is never used: `lerp`
Nov 27 21:57:38.496 INFO [stderr]    --> src/rs/mandelbrot.rs:121:5
Nov 27 21:57:38.496 INFO [stderr]     |
Nov 27 21:57:38.496 INFO [stderr] 121 |     pub fn lerp(color1: &Color, color2: &Color, value: f64) -> Color {
Nov 27 21:57:38.496 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:57:38.496 INFO [stderr] 
Nov 27 21:57:38.514 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
Nov 27 21:57:38.518 INFO [stderr] su: No module specific data is present
Nov 27 21:57:38.894 INFO running `"docker" "inspect" "878511a544f46f58cd88f37f84f21ed7b51585b6f9a40a1682c15005165ff8f9"`
Nov 27 21:57:39.048 INFO running `"docker" "rm" "-f" "878511a544f46f58cd88f37f84f21ed7b51585b6f9a40a1682c15005165ff8f9"`
Nov 27 21:57:39.261 INFO [stdout] 878511a544f46f58cd88f37f84f21ed7b51585b6f9a40a1682c15005165ff8f9