Dec 17 19:11:25.660 INFO checking mu-is-a-letter/glitch against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 19:11:25.660 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/mu-is-a-letter/glitch:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:11:26.090 INFO [stdout] 6ce2ec07ec72177cfa1138b7f6798866747c21efa53c6b70e2362163ea921a01
Dec 17 19:11:26.092 INFO running `"docker" "start" "-a" "6ce2ec07ec72177cfa1138b7f6798866747c21efa53c6b70e2362163ea921a01"`
Dec 17 19:11:27.653 INFO [stderr]     Checking noise v0.4.1
Dec 17 19:11:27.653 INFO [stderr]     Checking num-rational v0.1.41
Dec 17 19:11:27.653 INFO [stderr]     Checking clap v2.29.4
Dec 17 19:11:29.316 INFO [stderr]     Checking image v0.18.0
Dec 17 19:11:36.608 INFO [stderr]     Checking glitch v0.1.0 (/opt/crater/workdir)
Dec 17 19:11:37.296 INFO [stderr] warning: unused variable: `val`
Dec 17 19:11:37.296 INFO [stderr]    --> src/main.rs:364:15
Dec 17 19:11:37.296 INFO [stderr]     |
Dec 17 19:11:37.296 INFO [stderr] 364 |     if let Ok(val) = input.parse::<T>() {
Dec 17 19:11:37.296 INFO [stderr]     |               ^^^ help: consider using `_val` instead
Dec 17 19:11:37.297 INFO [stderr]     |
Dec 17 19:11:37.297 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 19:11:37.297 INFO [stderr] 
Dec 17 19:11:37.297 INFO [stderr] warning: unused variable: `max`
Dec 17 19:11:37.297 INFO [stderr]    --> src/main.rs:580:9
Dec 17 19:11:37.297 INFO [stderr]     |
Dec 17 19:11:37.297 INFO [stderr] 580 |     let max = 0.0;
Dec 17 19:11:37.297 INFO [stderr]     |         ^^^ help: consider using `_max` instead
Dec 17 19:11:37.297 INFO [stderr] 
Dec 17 19:11:37.297 INFO [stderr] warning: unused variable: `i`
Dec 17 19:11:37.297 INFO [stderr]    --> src/main.rs:185:13
Dec 17 19:11:37.297 INFO [stderr]     |
Dec 17 19:11:37.297 INFO [stderr] 185 |         for i in 0..num_blocks {
Dec 17 19:11:37.297 INFO [stderr]     |             ^ help: consider using `_i` instead
Dec 17 19:11:37.297 INFO [stderr] 
Dec 17 19:11:37.352 INFO [stderr] warning: field is never used: `r`
Dec 17 19:11:37.352 INFO [stderr]   --> src/main.rs:48:5
Dec 17 19:11:37.352 INFO [stderr]    |
Dec 17 19:11:37.352 INFO [stderr] 48 |     r: ChannelShiftOptions,
Dec 17 19:11:37.353 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.353 INFO [stderr]    |
Dec 17 19:11:37.353 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 19:11:37.353 INFO [stderr] 
Dec 17 19:11:37.353 INFO [stderr] warning: field is never used: `g`
Dec 17 19:11:37.353 INFO [stderr]   --> src/main.rs:49:5
Dec 17 19:11:37.353 INFO [stderr]    |
Dec 17 19:11:37.353 INFO [stderr] 49 |     g: ChannelShiftOptions,
Dec 17 19:11:37.353 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.353 INFO [stderr] 
Dec 17 19:11:37.353 INFO [stderr] warning: field is never used: `b`
Dec 17 19:11:37.353 INFO [stderr]   --> src/main.rs:50:5
Dec 17 19:11:37.353 INFO [stderr]    |
Dec 17 19:11:37.353 INFO [stderr] 50 |     b: ChannelShiftOptions,
Dec 17 19:11:37.353 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.353 INFO [stderr] 
Dec 17 19:11:37.353 INFO [stderr] warning: field is never used: `base_shift_x`
Dec 17 19:11:37.353 INFO [stderr]   --> src/main.rs:55:5
Dec 17 19:11:37.353 INFO [stderr]    |
Dec 17 19:11:37.353 INFO [stderr] 55 |     base_shift_x: f64,
Dec 17 19:11:37.353 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.353 INFO [stderr] 
Dec 17 19:11:37.353 INFO [stderr] warning: field is never used: `base_shift_y`
Dec 17 19:11:37.353 INFO [stderr]   --> src/main.rs:56:5
Dec 17 19:11:37.353 INFO [stderr]    |
Dec 17 19:11:37.353 INFO [stderr] 56 |     base_shift_y: f64,
Dec 17 19:11:37.353 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.353 INFO [stderr] 
Dec 17 19:11:37.353 INFO [stderr] warning: field is never used: `current_shift_x`
Dec 17 19:11:37.353 INFO [stderr]   --> src/main.rs:57:5
Dec 17 19:11:37.353 INFO [stderr]    |
Dec 17 19:11:37.353 INFO [stderr] 57 |     current_shift_x: f64,
Dec 17 19:11:37.353 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.353 INFO [stderr] 
Dec 17 19:11:37.353 INFO [stderr] warning: field is never used: `current_shift_y`
Dec 17 19:11:37.353 INFO [stderr]   --> src/main.rs:58:5
Dec 17 19:11:37.353 INFO [stderr]    |
Dec 17 19:11:37.353 INFO [stderr] 58 |     current_shift_y: f64,
Dec 17 19:11:37.353 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.353 INFO [stderr] 
Dec 17 19:11:37.353 INFO [stderr] warning: field is never used: `radius`
Dec 17 19:11:37.353 INFO [stderr]   --> src/main.rs:59:5
Dec 17 19:11:37.353 INFO [stderr]    |
Dec 17 19:11:37.353 INFO [stderr] 59 |     radius: f64,
Dec 17 19:11:37.353 INFO [stderr]    |     ^^^^^^^^^^^
Dec 17 19:11:37.353 INFO [stderr] 
Dec 17 19:11:37.353 INFO [stderr] warning: field is never used: `max_move`
Dec 17 19:11:37.353 INFO [stderr]   --> src/main.rs:60:5
Dec 17 19:11:37.353 INFO [stderr]    |
Dec 17 19:11:37.353 INFO [stderr] 60 |     max_move: f64,
Dec 17 19:11:37.353 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 17 19:11:37.353 INFO [stderr] 
Dec 17 19:11:37.353 INFO [stderr] warning: method is never used: `random`
Dec 17 19:11:37.353 INFO [stderr]   --> src/main.rs:64:5
Dec 17 19:11:37.353 INFO [stderr]    |
Dec 17 19:11:37.353 INFO [stderr] 64 |     fn random(offset: f64, radius: f64, max_move: f64) -> ShiftOptions {
Dec 17 19:11:37.353 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.353 INFO [stderr] 
Dec 17 19:11:37.353 INFO [stderr] warning: method is never used: `step`
Dec 17 19:11:37.353 INFO [stderr]   --> src/main.rs:72:5
Dec 17 19:11:37.353 INFO [stderr]    |
Dec 17 19:11:37.353 INFO [stderr] 72 |     fn step(&self) -> ShiftOptions {
Dec 17 19:11:37.353 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.353 INFO [stderr] 
Dec 17 19:11:37.353 INFO [stderr] warning: method is never used: `random`
Dec 17 19:11:37.353 INFO [stderr]   --> src/main.rs:82:5
Dec 17 19:11:37.353 INFO [stderr]    |
Dec 17 19:11:37.353 INFO [stderr] 82 |     fn random(offset: f64, radius: f64, max_move: f64) -> ChannelShiftOptions {
Dec 17 19:11:37.353 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.353 INFO [stderr] 
Dec 17 19:11:37.353 INFO [stderr] warning: method is never used: `step`
Dec 17 19:11:37.353 INFO [stderr]    --> src/main.rs:100:5
Dec 17 19:11:37.353 INFO [stderr]     |
Dec 17 19:11:37.353 INFO [stderr] 100 |     fn step(&self) -> ChannelShiftOptions {
Dec 17 19:11:37.353 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.353 INFO [stderr] 
Dec 17 19:11:37.353 INFO [stderr] warning: function is never used: `blend_alpha_one_minus_alpha`
Dec 17 19:11:37.353 INFO [stderr]    --> src/main.rs:467:1
Dec 17 19:11:37.353 INFO [stderr]     |
Dec 17 19:11:37.353 INFO [stderr] 467 | fn blend_alpha_one_minus_alpha(a: f64, col1: u8, col2: u8) -> u8 {
Dec 17 19:11:37.353 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.353 INFO [stderr] 
Dec 17 19:11:37.360 INFO [stderr] warning: function is never used: `offset_channels`
Dec 17 19:11:37.360 INFO [stderr]    --> src/main.rs:535:1
Dec 17 19:11:37.360 INFO [stderr]     |
Dec 17 19:11:37.360 INFO [stderr] 535 | fn offset_channels<T: RgbaImage>(img: &T, config: &ShiftOptions) -> RgbaBuf {
Dec 17 19:11:37.360 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.360 INFO [stderr] 
Dec 17 19:11:37.360 INFO [stderr] warning: function is never used: `noise`
Dec 17 19:11:37.360 INFO [stderr]    --> src/main.rs:570:1
Dec 17 19:11:37.360 INFO [stderr]     |
Dec 17 19:11:37.360 INFO [stderr] 570 | fn noise<T: RgbaImage>(img: &T) -> RgbaBuf {
Dec 17 19:11:37.360 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.360 INFO [stderr] 
Dec 17 19:11:37.566 INFO [stderr] warning: unused variable: `val`
Dec 17 19:11:37.566 INFO [stderr]    --> src/main.rs:364:15
Dec 17 19:11:37.566 INFO [stderr]     |
Dec 17 19:11:37.566 INFO [stderr] 364 |     if let Ok(val) = input.parse::<T>() {
Dec 17 19:11:37.566 INFO [stderr]     |               ^^^ help: consider using `_val` instead
Dec 17 19:11:37.566 INFO [stderr]     |
Dec 17 19:11:37.566 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 19:11:37.566 INFO [stderr] 
Dec 17 19:11:37.566 INFO [stderr] warning: unused variable: `max`
Dec 17 19:11:37.566 INFO [stderr]    --> src/main.rs:580:9
Dec 17 19:11:37.566 INFO [stderr]     |
Dec 17 19:11:37.566 INFO [stderr] 580 |     let max = 0.0;
Dec 17 19:11:37.566 INFO [stderr]     |         ^^^ help: consider using `_max` instead
Dec 17 19:11:37.566 INFO [stderr] 
Dec 17 19:11:37.566 INFO [stderr] warning: unused variable: `i`
Dec 17 19:11:37.566 INFO [stderr]    --> src/main.rs:185:13
Dec 17 19:11:37.566 INFO [stderr]     |
Dec 17 19:11:37.566 INFO [stderr] 185 |         for i in 0..num_blocks {
Dec 17 19:11:37.566 INFO [stderr]     |             ^ help: consider using `_i` instead
Dec 17 19:11:37.566 INFO [stderr] 
Dec 17 19:11:37.640 INFO [stderr] warning: field is never used: `r`
Dec 17 19:11:37.641 INFO [stderr]   --> src/main.rs:48:5
Dec 17 19:11:37.641 INFO [stderr]    |
Dec 17 19:11:37.641 INFO [stderr] 48 |     r: ChannelShiftOptions,
Dec 17 19:11:37.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.641 INFO [stderr]    |
Dec 17 19:11:37.641 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 19:11:37.641 INFO [stderr] 
Dec 17 19:11:37.641 INFO [stderr] warning: field is never used: `g`
Dec 17 19:11:37.641 INFO [stderr]   --> src/main.rs:49:5
Dec 17 19:11:37.641 INFO [stderr]    |
Dec 17 19:11:37.641 INFO [stderr] 49 |     g: ChannelShiftOptions,
Dec 17 19:11:37.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.641 INFO [stderr] 
Dec 17 19:11:37.641 INFO [stderr] warning: field is never used: `b`
Dec 17 19:11:37.641 INFO [stderr]   --> src/main.rs:50:5
Dec 17 19:11:37.641 INFO [stderr]    |
Dec 17 19:11:37.641 INFO [stderr] 50 |     b: ChannelShiftOptions,
Dec 17 19:11:37.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.641 INFO [stderr] 
Dec 17 19:11:37.641 INFO [stderr] warning: field is never used: `base_shift_x`
Dec 17 19:11:37.641 INFO [stderr]   --> src/main.rs:55:5
Dec 17 19:11:37.641 INFO [stderr]    |
Dec 17 19:11:37.641 INFO [stderr] 55 |     base_shift_x: f64,
Dec 17 19:11:37.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.641 INFO [stderr] 
Dec 17 19:11:37.641 INFO [stderr] warning: field is never used: `base_shift_y`
Dec 17 19:11:37.641 INFO [stderr]   --> src/main.rs:56:5
Dec 17 19:11:37.641 INFO [stderr]    |
Dec 17 19:11:37.641 INFO [stderr] 56 |     base_shift_y: f64,
Dec 17 19:11:37.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.641 INFO [stderr] 
Dec 17 19:11:37.641 INFO [stderr] warning: field is never used: `current_shift_x`
Dec 17 19:11:37.641 INFO [stderr]   --> src/main.rs:57:5
Dec 17 19:11:37.641 INFO [stderr]    |
Dec 17 19:11:37.641 INFO [stderr] 57 |     current_shift_x: f64,
Dec 17 19:11:37.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.641 INFO [stderr] 
Dec 17 19:11:37.641 INFO [stderr] warning: field is never used: `current_shift_y`
Dec 17 19:11:37.641 INFO [stderr]   --> src/main.rs:58:5
Dec 17 19:11:37.641 INFO [stderr]    |
Dec 17 19:11:37.641 INFO [stderr] 58 |     current_shift_y: f64,
Dec 17 19:11:37.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.641 INFO [stderr] 
Dec 17 19:11:37.641 INFO [stderr] warning: field is never used: `radius`
Dec 17 19:11:37.641 INFO [stderr]   --> src/main.rs:59:5
Dec 17 19:11:37.641 INFO [stderr]    |
Dec 17 19:11:37.641 INFO [stderr] 59 |     radius: f64,
Dec 17 19:11:37.641 INFO [stderr]    |     ^^^^^^^^^^^
Dec 17 19:11:37.641 INFO [stderr] 
Dec 17 19:11:37.641 INFO [stderr] warning: field is never used: `max_move`
Dec 17 19:11:37.641 INFO [stderr]   --> src/main.rs:60:5
Dec 17 19:11:37.641 INFO [stderr]    |
Dec 17 19:11:37.641 INFO [stderr] 60 |     max_move: f64,
Dec 17 19:11:37.641 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 17 19:11:37.641 INFO [stderr] 
Dec 17 19:11:37.641 INFO [stderr] warning: method is never used: `random`
Dec 17 19:11:37.641 INFO [stderr]   --> src/main.rs:64:5
Dec 17 19:11:37.641 INFO [stderr]    |
Dec 17 19:11:37.641 INFO [stderr] 64 |     fn random(offset: f64, radius: f64, max_move: f64) -> ShiftOptions {
Dec 17 19:11:37.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.641 INFO [stderr] 
Dec 17 19:11:37.641 INFO [stderr] warning: method is never used: `step`
Dec 17 19:11:37.641 INFO [stderr]   --> src/main.rs:72:5
Dec 17 19:11:37.641 INFO [stderr]    |
Dec 17 19:11:37.641 INFO [stderr] 72 |     fn step(&self) -> ShiftOptions {
Dec 17 19:11:37.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.641 INFO [stderr] 
Dec 17 19:11:37.641 INFO [stderr] warning: method is never used: `random`
Dec 17 19:11:37.641 INFO [stderr]   --> src/main.rs:82:5
Dec 17 19:11:37.641 INFO [stderr]    |
Dec 17 19:11:37.641 INFO [stderr] 82 |     fn random(offset: f64, radius: f64, max_move: f64) -> ChannelShiftOptions {
Dec 17 19:11:37.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.641 INFO [stderr] 
Dec 17 19:11:37.641 INFO [stderr] warning: method is never used: `step`
Dec 17 19:11:37.641 INFO [stderr]    --> src/main.rs:100:5
Dec 17 19:11:37.641 INFO [stderr]     |
Dec 17 19:11:37.641 INFO [stderr] 100 |     fn step(&self) -> ChannelShiftOptions {
Dec 17 19:11:37.641 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.641 INFO [stderr] 
Dec 17 19:11:37.641 INFO [stderr] warning: function is never used: `blend_alpha_one_minus_alpha`
Dec 17 19:11:37.641 INFO [stderr]    --> src/main.rs:467:1
Dec 17 19:11:37.641 INFO [stderr]     |
Dec 17 19:11:37.641 INFO [stderr] 467 | fn blend_alpha_one_minus_alpha(a: f64, col1: u8, col2: u8) -> u8 {
Dec 17 19:11:37.641 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.641 INFO [stderr] 
Dec 17 19:11:37.641 INFO [stderr] warning: function is never used: `offset_channels`
Dec 17 19:11:37.642 INFO [stderr]    --> src/main.rs:535:1
Dec 17 19:11:37.642 INFO [stderr]     |
Dec 17 19:11:37.642 INFO [stderr] 535 | fn offset_channels<T: RgbaImage>(img: &T, config: &ShiftOptions) -> RgbaBuf {
Dec 17 19:11:37.642 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.642 INFO [stderr] 
Dec 17 19:11:37.642 INFO [stderr] warning: function is never used: `noise`
Dec 17 19:11:37.642 INFO [stderr]    --> src/main.rs:570:1
Dec 17 19:11:37.642 INFO [stderr]     |
Dec 17 19:11:37.642 INFO [stderr] 570 | fn noise<T: RgbaImage>(img: &T) -> RgbaBuf {
Dec 17 19:11:37.642 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:11:37.642 INFO [stderr] 
Dec 17 19:11:37.672 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.12s
Dec 17 19:11:39.069 INFO running `"docker" "inspect" "6ce2ec07ec72177cfa1138b7f6798866747c21efa53c6b70e2362163ea921a01"`
Dec 17 19:11:39.408 INFO running `"docker" "rm" "-f" "6ce2ec07ec72177cfa1138b7f6798866747c21efa53c6b70e2362163ea921a01"`
Dec 17 19:11:39.784 INFO [stdout] 6ce2ec07ec72177cfa1138b7f6798866747c21efa53c6b70e2362163ea921a01