Dec 19 12:15:00.269 INFO checking mu-is-a-letter/glitch against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 12:15:00.269 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 12:15:00.700 INFO [stdout] 67511d7c6be7a7d3370a9efd4c766e86a551bc954e3b899c842cc6eb8c4c782e
Dec 19 12:15:00.708 INFO running `"docker" "start" "-a" "67511d7c6be7a7d3370a9efd4c766e86a551bc954e3b899c842cc6eb8c4c782e"`
Dec 19 12:15:03.420 INFO [stderr]     Checking noise v0.4.1
Dec 19 12:15:03.420 INFO [stderr]     Checking num-rational v0.1.41
Dec 19 12:15:03.424 INFO [stderr]     Checking clap v2.29.4
Dec 19 12:15:04.452 INFO [stderr]     Checking image v0.18.0
Dec 19 12:15:12.696 INFO [stderr]     Checking glitch v0.1.0 (/opt/crater/workdir)
Dec 19 12:15:13.392 INFO [stderr] warning: unused variable: `val`
Dec 19 12:15:13.392 INFO [stderr]    --> src/main.rs:364:15
Dec 19 12:15:13.392 INFO [stderr]     |
Dec 19 12:15:13.392 INFO [stderr] 364 |     if let Ok(val) = input.parse::<T>() {
Dec 19 12:15:13.400 INFO [stderr]     |               ^^^ help: consider using `_val` instead
Dec 19 12:15:13.400 INFO [stderr]     |
Dec 19 12:15:13.400 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 12:15:13.400 INFO [stderr] 
Dec 19 12:15:13.400 INFO [stderr] warning: unused variable: `max`
Dec 19 12:15:13.400 INFO [stderr]    --> src/main.rs:580:9
Dec 19 12:15:13.400 INFO [stderr]     |
Dec 19 12:15:13.400 INFO [stderr] 580 |     let max = 0.0;
Dec 19 12:15:13.400 INFO [stderr]     |         ^^^ help: consider using `_max` instead
Dec 19 12:15:13.400 INFO [stderr] 
Dec 19 12:15:13.400 INFO [stderr] warning: unused variable: `i`
Dec 19 12:15:13.400 INFO [stderr]    --> src/main.rs:185:13
Dec 19 12:15:13.400 INFO [stderr]     |
Dec 19 12:15:13.400 INFO [stderr] 185 |         for i in 0..num_blocks {
Dec 19 12:15:13.400 INFO [stderr]     |             ^ help: consider using `_i` instead
Dec 19 12:15:13.400 INFO [stderr] 
Dec 19 12:15:13.480 INFO [stderr] warning: field is never used: `r`
Dec 19 12:15:13.480 INFO [stderr]   --> src/main.rs:48:5
Dec 19 12:15:13.480 INFO [stderr]    |
Dec 19 12:15:13.480 INFO [stderr] 48 |     r: ChannelShiftOptions,
Dec 19 12:15:13.480 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.480 INFO [stderr]    |
Dec 19 12:15:13.480 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 12:15:13.480 INFO [stderr] 
Dec 19 12:15:13.480 INFO [stderr] warning: field is never used: `g`
Dec 19 12:15:13.480 INFO [stderr]   --> src/main.rs:49:5
Dec 19 12:15:13.480 INFO [stderr]    |
Dec 19 12:15:13.480 INFO [stderr] 49 |     g: ChannelShiftOptions,
Dec 19 12:15:13.480 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.480 INFO [stderr] 
Dec 19 12:15:13.480 INFO [stderr] warning: field is never used: `b`
Dec 19 12:15:13.480 INFO [stderr]   --> src/main.rs:50:5
Dec 19 12:15:13.480 INFO [stderr]    |
Dec 19 12:15:13.480 INFO [stderr] 50 |     b: ChannelShiftOptions,
Dec 19 12:15:13.480 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.480 INFO [stderr] 
Dec 19 12:15:13.480 INFO [stderr] warning: field is never used: `base_shift_x`
Dec 19 12:15:13.480 INFO [stderr]   --> src/main.rs:55:5
Dec 19 12:15:13.480 INFO [stderr]    |
Dec 19 12:15:13.480 INFO [stderr] 55 |     base_shift_x: f64,
Dec 19 12:15:13.480 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.480 INFO [stderr] 
Dec 19 12:15:13.480 INFO [stderr] warning: field is never used: `base_shift_y`
Dec 19 12:15:13.480 INFO [stderr]   --> src/main.rs:56:5
Dec 19 12:15:13.480 INFO [stderr]    |
Dec 19 12:15:13.480 INFO [stderr] 56 |     base_shift_y: f64,
Dec 19 12:15:13.480 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.480 INFO [stderr] 
Dec 19 12:15:13.480 INFO [stderr] warning: field is never used: `current_shift_x`
Dec 19 12:15:13.480 INFO [stderr]   --> src/main.rs:57:5
Dec 19 12:15:13.480 INFO [stderr]    |
Dec 19 12:15:13.480 INFO [stderr] 57 |     current_shift_x: f64,
Dec 19 12:15:13.480 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.480 INFO [stderr] 
Dec 19 12:15:13.480 INFO [stderr] warning: field is never used: `current_shift_y`
Dec 19 12:15:13.480 INFO [stderr]   --> src/main.rs:58:5
Dec 19 12:15:13.480 INFO [stderr]    |
Dec 19 12:15:13.481 INFO [stderr] 58 |     current_shift_y: f64,
Dec 19 12:15:13.481 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.481 INFO [stderr] 
Dec 19 12:15:13.481 INFO [stderr] warning: field is never used: `radius`
Dec 19 12:15:13.481 INFO [stderr]   --> src/main.rs:59:5
Dec 19 12:15:13.481 INFO [stderr]    |
Dec 19 12:15:13.481 INFO [stderr] 59 |     radius: f64,
Dec 19 12:15:13.481 INFO [stderr]    |     ^^^^^^^^^^^
Dec 19 12:15:13.481 INFO [stderr] 
Dec 19 12:15:13.481 INFO [stderr] warning: field is never used: `max_move`
Dec 19 12:15:13.481 INFO [stderr]   --> src/main.rs:60:5
Dec 19 12:15:13.481 INFO [stderr]    |
Dec 19 12:15:13.481 INFO [stderr] 60 |     max_move: f64,
Dec 19 12:15:13.481 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 12:15:13.481 INFO [stderr] 
Dec 19 12:15:13.481 INFO [stderr] warning: method is never used: `random`
Dec 19 12:15:13.481 INFO [stderr]   --> src/main.rs:64:5
Dec 19 12:15:13.481 INFO [stderr]    |
Dec 19 12:15:13.481 INFO [stderr] 64 |     fn random(offset: f64, radius: f64, max_move: f64) -> ShiftOptions {
Dec 19 12:15:13.481 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.481 INFO [stderr] 
Dec 19 12:15:13.481 INFO [stderr] warning: method is never used: `step`
Dec 19 12:15:13.481 INFO [stderr]   --> src/main.rs:72:5
Dec 19 12:15:13.481 INFO [stderr]    |
Dec 19 12:15:13.481 INFO [stderr] 72 |     fn step(&self) -> ShiftOptions {
Dec 19 12:15:13.481 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.481 INFO [stderr] 
Dec 19 12:15:13.481 INFO [stderr] warning: method is never used: `random`
Dec 19 12:15:13.481 INFO [stderr]   --> src/main.rs:82:5
Dec 19 12:15:13.481 INFO [stderr]    |
Dec 19 12:15:13.481 INFO [stderr] 82 |     fn random(offset: f64, radius: f64, max_move: f64) -> ChannelShiftOptions {
Dec 19 12:15:13.481 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.481 INFO [stderr] 
Dec 19 12:15:13.481 INFO [stderr] warning: method is never used: `step`
Dec 19 12:15:13.481 INFO [stderr]    --> src/main.rs:100:5
Dec 19 12:15:13.481 INFO [stderr]     |
Dec 19 12:15:13.481 INFO [stderr] 100 |     fn step(&self) -> ChannelShiftOptions {
Dec 19 12:15:13.481 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.481 INFO [stderr] 
Dec 19 12:15:13.481 INFO [stderr] warning: function is never used: `blend_alpha_one_minus_alpha`
Dec 19 12:15:13.481 INFO [stderr]    --> src/main.rs:467:1
Dec 19 12:15:13.481 INFO [stderr]     |
Dec 19 12:15:13.481 INFO [stderr] 467 | fn blend_alpha_one_minus_alpha(a: f64, col1: u8, col2: u8) -> u8 {
Dec 19 12:15:13.481 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.481 INFO [stderr] 
Dec 19 12:15:13.481 INFO [stderr] warning: function is never used: `offset_channels`
Dec 19 12:15:13.481 INFO [stderr]    --> src/main.rs:535:1
Dec 19 12:15:13.481 INFO [stderr]     |
Dec 19 12:15:13.481 INFO [stderr] 535 | fn offset_channels<T: RgbaImage>(img: &T, config: &ShiftOptions) -> RgbaBuf {
Dec 19 12:15:13.481 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.481 INFO [stderr] 
Dec 19 12:15:13.481 INFO [stderr] warning: function is never used: `noise`
Dec 19 12:15:13.481 INFO [stderr]    --> src/main.rs:570:1
Dec 19 12:15:13.481 INFO [stderr]     |
Dec 19 12:15:13.481 INFO [stderr] 570 | fn noise<T: RgbaImage>(img: &T) -> RgbaBuf {
Dec 19 12:15:13.481 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.481 INFO [stderr] 
Dec 19 12:15:13.712 INFO [stderr] warning: unused variable: `val`
Dec 19 12:15:13.712 INFO [stderr]    --> src/main.rs:364:15
Dec 19 12:15:13.712 INFO [stderr]     |
Dec 19 12:15:13.712 INFO [stderr] 364 |     if let Ok(val) = input.parse::<T>() {
Dec 19 12:15:13.712 INFO [stderr]     |               ^^^ help: consider using `_val` instead
Dec 19 12:15:13.712 INFO [stderr]     |
Dec 19 12:15:13.712 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 12:15:13.712 INFO [stderr] 
Dec 19 12:15:13.713 INFO [stderr] warning: unused variable: `max`
Dec 19 12:15:13.713 INFO [stderr]    --> src/main.rs:580:9
Dec 19 12:15:13.713 INFO [stderr]     |
Dec 19 12:15:13.713 INFO [stderr] 580 |     let max = 0.0;
Dec 19 12:15:13.713 INFO [stderr]     |         ^^^ help: consider using `_max` instead
Dec 19 12:15:13.713 INFO [stderr] 
Dec 19 12:15:13.713 INFO [stderr] warning: unused variable: `i`
Dec 19 12:15:13.713 INFO [stderr]    --> src/main.rs:185:13
Dec 19 12:15:13.713 INFO [stderr]     |
Dec 19 12:15:13.713 INFO [stderr] 185 |         for i in 0..num_blocks {
Dec 19 12:15:13.713 INFO [stderr]     |             ^ help: consider using `_i` instead
Dec 19 12:15:13.713 INFO [stderr] 
Dec 19 12:15:13.784 INFO [stderr] warning: field is never used: `r`
Dec 19 12:15:13.785 INFO [stderr]   --> src/main.rs:48:5
Dec 19 12:15:13.785 INFO [stderr]    |
Dec 19 12:15:13.785 INFO [stderr] 48 |     r: ChannelShiftOptions,
Dec 19 12:15:13.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.785 INFO [stderr]    |
Dec 19 12:15:13.785 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 12:15:13.785 INFO [stderr] 
Dec 19 12:15:13.785 INFO [stderr] warning: field is never used: `g`
Dec 19 12:15:13.785 INFO [stderr]   --> src/main.rs:49:5
Dec 19 12:15:13.785 INFO [stderr]    |
Dec 19 12:15:13.785 INFO [stderr] 49 |     g: ChannelShiftOptions,
Dec 19 12:15:13.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.785 INFO [stderr] 
Dec 19 12:15:13.785 INFO [stderr] warning: field is never used: `b`
Dec 19 12:15:13.785 INFO [stderr]   --> src/main.rs:50:5
Dec 19 12:15:13.785 INFO [stderr]    |
Dec 19 12:15:13.785 INFO [stderr] 50 |     b: ChannelShiftOptions,
Dec 19 12:15:13.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.785 INFO [stderr] 
Dec 19 12:15:13.785 INFO [stderr] warning: field is never used: `base_shift_x`
Dec 19 12:15:13.785 INFO [stderr]   --> src/main.rs:55:5
Dec 19 12:15:13.785 INFO [stderr]    |
Dec 19 12:15:13.785 INFO [stderr] 55 |     base_shift_x: f64,
Dec 19 12:15:13.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.785 INFO [stderr] 
Dec 19 12:15:13.785 INFO [stderr] warning: field is never used: `base_shift_y`
Dec 19 12:15:13.785 INFO [stderr]   --> src/main.rs:56:5
Dec 19 12:15:13.785 INFO [stderr]    |
Dec 19 12:15:13.785 INFO [stderr] 56 |     base_shift_y: f64,
Dec 19 12:15:13.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.785 INFO [stderr] 
Dec 19 12:15:13.785 INFO [stderr] warning: field is never used: `current_shift_x`
Dec 19 12:15:13.785 INFO [stderr]   --> src/main.rs:57:5
Dec 19 12:15:13.785 INFO [stderr]    |
Dec 19 12:15:13.785 INFO [stderr] 57 |     current_shift_x: f64,
Dec 19 12:15:13.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.785 INFO [stderr] 
Dec 19 12:15:13.785 INFO [stderr] warning: field is never used: `current_shift_y`
Dec 19 12:15:13.785 INFO [stderr]   --> src/main.rs:58:5
Dec 19 12:15:13.785 INFO [stderr]    |
Dec 19 12:15:13.785 INFO [stderr] 58 |     current_shift_y: f64,
Dec 19 12:15:13.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.785 INFO [stderr] 
Dec 19 12:15:13.785 INFO [stderr] warning: field is never used: `radius`
Dec 19 12:15:13.785 INFO [stderr]   --> src/main.rs:59:5
Dec 19 12:15:13.785 INFO [stderr]    |
Dec 19 12:15:13.785 INFO [stderr] 59 |     radius: f64,
Dec 19 12:15:13.785 INFO [stderr]    |     ^^^^^^^^^^^
Dec 19 12:15:13.785 INFO [stderr] 
Dec 19 12:15:13.785 INFO [stderr] warning: field is never used: `max_move`
Dec 19 12:15:13.785 INFO [stderr]   --> src/main.rs:60:5
Dec 19 12:15:13.785 INFO [stderr]    |
Dec 19 12:15:13.785 INFO [stderr] 60 |     max_move: f64,
Dec 19 12:15:13.785 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 12:15:13.785 INFO [stderr] 
Dec 19 12:15:13.785 INFO [stderr] warning: method is never used: `random`
Dec 19 12:15:13.785 INFO [stderr]   --> src/main.rs:64:5
Dec 19 12:15:13.785 INFO [stderr]    |
Dec 19 12:15:13.785 INFO [stderr] 64 |     fn random(offset: f64, radius: f64, max_move: f64) -> ShiftOptions {
Dec 19 12:15:13.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.785 INFO [stderr] 
Dec 19 12:15:13.785 INFO [stderr] warning: method is never used: `step`
Dec 19 12:15:13.785 INFO [stderr]   --> src/main.rs:72:5
Dec 19 12:15:13.785 INFO [stderr]    |
Dec 19 12:15:13.785 INFO [stderr] 72 |     fn step(&self) -> ShiftOptions {
Dec 19 12:15:13.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.785 INFO [stderr] 
Dec 19 12:15:13.785 INFO [stderr] warning: method is never used: `random`
Dec 19 12:15:13.785 INFO [stderr]   --> src/main.rs:82:5
Dec 19 12:15:13.785 INFO [stderr]    |
Dec 19 12:15:13.785 INFO [stderr] 82 |     fn random(offset: f64, radius: f64, max_move: f64) -> ChannelShiftOptions {
Dec 19 12:15:13.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.785 INFO [stderr] 
Dec 19 12:15:13.785 INFO [stderr] warning: method is never used: `step`
Dec 19 12:15:13.785 INFO [stderr]    --> src/main.rs:100:5
Dec 19 12:15:13.785 INFO [stderr]     |
Dec 19 12:15:13.785 INFO [stderr] 100 |     fn step(&self) -> ChannelShiftOptions {
Dec 19 12:15:13.785 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.785 INFO [stderr] 
Dec 19 12:15:13.785 INFO [stderr] warning: function is never used: `blend_alpha_one_minus_alpha`
Dec 19 12:15:13.785 INFO [stderr]    --> src/main.rs:467:1
Dec 19 12:15:13.785 INFO [stderr]     |
Dec 19 12:15:13.785 INFO [stderr] 467 | fn blend_alpha_one_minus_alpha(a: f64, col1: u8, col2: u8) -> u8 {
Dec 19 12:15:13.785 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.785 INFO [stderr] 
Dec 19 12:15:13.785 INFO [stderr] warning: function is never used: `offset_channels`
Dec 19 12:15:13.785 INFO [stderr]    --> src/main.rs:535:1
Dec 19 12:15:13.785 INFO [stderr]     |
Dec 19 12:15:13.785 INFO [stderr] 535 | fn offset_channels<T: RgbaImage>(img: &T, config: &ShiftOptions) -> RgbaBuf {
Dec 19 12:15:13.785 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.785 INFO [stderr] 
Dec 19 12:15:13.785 INFO [stderr] warning: function is never used: `noise`
Dec 19 12:15:13.786 INFO [stderr]    --> src/main.rs:570:1
Dec 19 12:15:13.786 INFO [stderr]     |
Dec 19 12:15:13.786 INFO [stderr] 570 | fn noise<T: RgbaImage>(img: &T) -> RgbaBuf {
Dec 19 12:15:13.786 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:15:13.786 INFO [stderr] 
Dec 19 12:15:13.832 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.56s
Dec 19 12:15:15.000 INFO running `"docker" "inspect" "67511d7c6be7a7d3370a9efd4c766e86a551bc954e3b899c842cc6eb8c4c782e"`
Dec 19 12:15:15.260 INFO running `"docker" "rm" "-f" "67511d7c6be7a7d3370a9efd4c766e86a551bc954e3b899c842cc6eb8c4c782e"`
Dec 19 12:15:15.548 INFO [stdout] 67511d7c6be7a7d3370a9efd4c766e86a551bc954e3b899c842cc6eb8c4c782e