[INFO] cloning repository https://github.com/gbrls/ft-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gbrls/ft-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgbrls%2Fft-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgbrls%2Fft-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 998edb0203a5ecec06582ed657f449d19b35133c
[INFO] testing gbrls/ft-rs against 1.100.0-beta.1 for beta-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgbrls%2Fft-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gbrls/ft-rs
[INFO] finished tweaking git repo https://github.com/gbrls/ft-rs
[INFO] tweaked toml for git repo https://github.com/gbrls/ft-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gbrls/ft-rs on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gbrls/ft-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a343f2fd88cf2691d9e6b53c7b6dfe9337b77e69e5ee6d20dff380ffb9ffd632
[INFO] running `Command { std: "docker" "start" "a343f2fd88cf2691d9e6b53c7b6dfe9337b77e69e5ee6d20dff380ffb9ffd632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a343f2fd88cf2691d9e6b53c7b6dfe9337b77e69e5ee6d20dff380ffb9ffd632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a343f2fd88cf2691d9e6b53c7b6dfe9337b77e69e5ee6d20dff380ffb9ffd632" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a343f2fd88cf2691d9e6b53c7b6dfe9337b77e69e5ee6d20dff380ffb9ffd632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a343f2fd88cf2691d9e6b53c7b6dfe9337b77e69e5ee6d20dff380ffb9ffd632" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling primal-check v0.3.3
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling xcursor v0.3.4
[INFO] [stderr]    Compiling wayland-commons v0.29.5
[INFO] [stderr]    Compiling tempfile v3.5.0
[INFO] [stderr]    Compiling jpeg-decoder v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling tiff v0.8.1
[INFO] [stderr]    Compiling wayland-cursor v0.29.5
[INFO] [stderr]    Compiling pin-project v1.0.12
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling exr v1.6.3
[INFO] [stderr]    Compiling image v0.24.6
[INFO] [stderr]    Compiling trees-ft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> src/main.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::{Context, Result};
[INFO] [stdout]   |              ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Pixel` and `Rgb`
[INFO] [stdout]  --> src/main.rs:2:72
[INFO] [stdout]   |
[INFO] [stdout] 2 | use image::{io::Reader as ImageReader, GenericImage, GenericImageView, Pixel, Rgb, Rgba};
[INFO] [stdout]   |                                                                        ^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/main.rs:205:37
[INFO] [stdout]     |
[INFO] [stdout] 205 |         draw_img(&mut buffer, &img, (frame % HEIGHT));
[INFO] [stdout]     |                                     ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 205 -         draw_img(&mut buffer, &img, (frame % HEIGHT));
[INFO] [stdout] 205 +         draw_img(&mut buffer, &img, frame % HEIGHT);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/main.rs:63:23
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let [r, g, b, a] = p;
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `im`
[INFO] [stdout]   --> src/main.rs:83:27
[INFO] [stdout]    |
[INFO] [stdout] 83 |     for (i, Complex { re, im }) in freqs.iter().skip(1).enumerate() {
[INFO] [stdout]    |                           ^^ help: try ignoring the field: `im: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mark`
[INFO] [stdout]    --> src/main.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let mark: Rgba<u8> = RGB(0xff, 0x10, 0x10).into();
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_mark`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/main.rs:212:18
[INFO] [stdout]     |
[INFO] [stdout] 212 |             let [r, g, b, a] = p;
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/main.rs:212:24
[INFO] [stdout]     |
[INFO] [stdout] 212 |             let [r, g, b, a] = p;
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/main.rs:212:27
[INFO] [stdout]     |
[INFO] [stdout] 212 |             let [r, g, b, a] = p;
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_pixel` is never used
[INFO] [stdout]   --> src/main.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn get_pixel(buffer: &mut Vec<u32>, x: usize, y: usize) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "a343f2fd88cf2691d9e6b53c7b6dfe9337b77e69e5ee6d20dff380ffb9ffd632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a343f2fd88cf2691d9e6b53c7b6dfe9337b77e69e5ee6d20dff380ffb9ffd632" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling trees-ft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> src/main.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::{Context, Result};
[INFO] [stdout]   |              ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Pixel` and `Rgb`
[INFO] [stdout]  --> src/main.rs:2:72
[INFO] [stdout]   |
[INFO] [stdout] 2 | use image::{io::Reader as ImageReader, GenericImage, GenericImageView, Pixel, Rgb, Rgba};
[INFO] [stdout]   |                                                                        ^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/main.rs:205:37
[INFO] [stdout]     |
[INFO] [stdout] 205 |         draw_img(&mut buffer, &img, (frame % HEIGHT));
[INFO] [stdout]     |                                     ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 205 -         draw_img(&mut buffer, &img, (frame % HEIGHT));
[INFO] [stdout] 205 +         draw_img(&mut buffer, &img, frame % HEIGHT);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/main.rs:63:23
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let [r, g, b, a] = p;
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `im`
[INFO] [stdout]   --> src/main.rs:83:27
[INFO] [stdout]    |
[INFO] [stdout] 83 |     for (i, Complex { re, im }) in freqs.iter().skip(1).enumerate() {
[INFO] [stdout]    |                           ^^ help: try ignoring the field: `im: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mark`
[INFO] [stdout]    --> src/main.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let mark: Rgba<u8> = RGB(0xff, 0x10, 0x10).into();
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_mark`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/main.rs:212:18
[INFO] [stdout]     |
[INFO] [stdout] 212 |             let [r, g, b, a] = p;
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/main.rs:212:24
[INFO] [stdout]     |
[INFO] [stdout] 212 |             let [r, g, b, a] = p;
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/main.rs:212:27
[INFO] [stdout]     |
[INFO] [stdout] 212 |             let [r, g, b, a] = p;
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_pixel` is never used
[INFO] [stdout]   --> src/main.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn get_pixel(buffer: &mut Vec<u32>, x: usize, y: usize) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "a343f2fd88cf2691d9e6b53c7b6dfe9337b77e69e5ee6d20dff380ffb9ffd632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a343f2fd88cf2691d9e6b53c7b6dfe9337b77e69e5ee6d20dff380ffb9ffd632" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Context`
[INFO] [stderr]  --> src/main.rs:1:14
[INFO] [stderr]   |
[INFO] [stderr] 1 | use anyhow::{Context, Result};
[INFO] [stderr]   |              ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Pixel` and `Rgb`
[INFO] [stderr]  --> src/main.rs:2:72
[INFO] [stderr]   |
[INFO] [stderr] 2 | use image::{io::Reader as ImageReader, GenericImage, GenericImageView, Pixel, Rgb, Rgba};
[INFO] [stderr]   |                                                                        ^^^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/main.rs:205:37
[INFO] [stderr]     |
[INFO] [stderr] 205 |         draw_img(&mut buffer, &img, (frame % HEIGHT));
[INFO] [stderr]     |                                     ^              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 205 -         draw_img(&mut buffer, &img, (frame % HEIGHT));
[INFO] [stderr] 205 +         draw_img(&mut buffer, &img, frame % HEIGHT);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/main.rs:63:23
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let [r, g, b, a] = p;
[INFO] [stderr]    |                       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `im`
[INFO] [stderr]   --> src/main.rs:83:27
[INFO] [stderr]    |
[INFO] [stderr] 83 |     for (i, Complex { re, im }) in freqs.iter().skip(1).enumerate() {
[INFO] [stderr]    |                           ^^ help: try ignoring the field: `im: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mark`
[INFO] [stderr]    --> src/main.rs:164:13
[INFO] [stderr]     |
[INFO] [stderr] 164 |         let mark: Rgba<u8> = RGB(0xff, 0x10, 0x10).into();
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_mark`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]    --> src/main.rs:212:18
[INFO] [stderr]     |
[INFO] [stderr] 212 |             let [r, g, b, a] = p;
[INFO] [stderr]     |                  ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/main.rs:212:24
[INFO] [stderr]     |
[INFO] [stderr] 212 |             let [r, g, b, a] = p;
[INFO] [stderr]     |                        ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/main.rs:212:27
[INFO] [stderr]     |
[INFO] [stderr] 212 |             let [r, g, b, a] = p;
[INFO] [stderr]     |                           ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_pixel` is never used
[INFO] [stderr]   --> src/main.rs:45:4
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn get_pixel(buffer: &mut Vec<u32>, x: usize, y: usize) -> u32 {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `trees-ft` (bin "trees-ft" test) generated 10 warnings (run `cargo fix --bin "trees-ft" -p trees-ft --tests` to apply 9 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/trees-ft/93bc1ec87386e62b/out/trees_ft-93bc1ec87386e62b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a343f2fd88cf2691d9e6b53c7b6dfe9337b77e69e5ee6d20dff380ffb9ffd632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a343f2fd88cf2691d9e6b53c7b6dfe9337b77e69e5ee6d20dff380ffb9ffd632", kill_on_drop: false }`
[INFO] [stdout] a343f2fd88cf2691d9e6b53c7b6dfe9337b77e69e5ee6d20dff380ffb9ffd632