[INFO] cloning repository https://github.com/Carlsans/NNfractals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Carlsans/NNfractals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarlsans%2FNNfractals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarlsans%2FNNfractals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b2bd849028c355b5d16ad6cd79eb5289323242f
[INFO] checking Carlsans/NNfractals against 416264364aa47959f5827723e1d7dabc95d0744b for pr-162242
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarlsans%2FNNfractals" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  36% (399/1088)
Updating files:  37% (403/1088)
Updating files:  38% (414/1088)
Updating files:  39% (425/1088)
Updating files:  40% (436/1088)
Updating files:  41% (447/1088)
Updating files:  42% (457/1088)
Updating files:  43% (468/1088)
Updating files:  44% (479/1088)
Updating files:  45% (490/1088)
Updating files:  46% (501/1088)
Updating files:  47% (512/1088)
Updating files:  48% (523/1088)
Updating files:  49% (534/1088)
Updating files:  50% (544/1088)
Updating files:  51% (555/1088)
Updating files:  52% (566/1088)
Updating files:  53% (577/1088)
Updating files:  54% (588/1088)
Updating files:  55% (599/1088)
Updating files:  56% (610/1088)
Updating files:  57% (621/1088)
Updating files:  58% (632/1088)
Updating files:  59% (642/1088)
Updating files:  60% (653/1088)
Updating files:  61% (664/1088)
Updating files:  62% (675/1088)
Updating files:  63% (686/1088)
Updating files:  64% (697/1088)
Updating files:  65% (708/1088)
Updating files:  66% (719/1088)
Updating files:  67% (729/1088)
Updating files:  68% (740/1088)
Updating files:  69% (751/1088)
Updating files:  70% (762/1088)
Updating files:  71% (773/1088)
Updating files:  72% (784/1088)
Updating files:  73% (795/1088)
Updating files:  74% (806/1088)
Updating files:  75% (816/1088)
Updating files:  76% (827/1088)
Updating files:  77% (838/1088)
Updating files:  78% (849/1088)
Updating files:  79% (860/1088)
Updating files:  80% (871/1088)
Updating files:  81% (882/1088)
Updating files:  82% (893/1088)
Updating files:  83% (904/1088)
Updating files:  84% (914/1088)
Updating files:  85% (925/1088)
Updating files:  86% (936/1088)
Updating files:  87% (947/1088)
Updating files:  88% (958/1088)
Updating files:  89% (969/1088)
Updating files:  90% (980/1088)
Updating files:  91% (991/1088)
Updating files:  92% (1001/1088)
Updating files:  93% (1012/1088)
Updating files:  94% (1023/1088)
Updating files:  95% (1034/1088)
Updating files:  96% (1045/1088)
Updating files:  97% (1056/1088)
Updating files:  98% (1067/1088)
Updating files:  99% (1078/1088)
Updating files: 100% (1088/1088)
Updating files: 100% (1088/1088), done.
[INFO] started tweaking git repo https://github.com/Carlsans/NNfractals
[INFO] finished tweaking git repo https://github.com/Carlsans/NNfractals
[INFO] tweaked toml for git repo https://github.com/Carlsans/NNfractals written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Carlsans/NNfractals on toolchain 416264364aa47959f5827723e1d7dabc95d0744b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Carlsans/NNfractals 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" "+416264364aa47959f5827723e1d7dabc95d0744b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `backfill_known_formula` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../backfill_known_formula
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `backfill-known-formula`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/backfill_known_formula.rs
[INFO] [stderr] 1 + src/bin/backfill-known-formula.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `backfill_scores` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../backfill_scores
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `backfill-scores`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/backfill_scores.rs
[INFO] [stderr] 1 + src/bin/backfill-scores.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `backfill_selfrep` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../backfill_selfrep
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `backfill-selfrep`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/backfill_selfrep.rs
[INFO] [stderr] 1 + src/bin/backfill-selfrep.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `backfill_wormhole` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../backfill_wormhole
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `backfill-wormhole`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/backfill_wormhole.rs
[INFO] [stderr] 1 + src/bin/backfill-wormhole.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `validate_recursion` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../validate_recursion
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `validate-recursion`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/validate_recursion.rs
[INFO] [stderr] 1 + src/bin/validate-recursion.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `nnfractals` (manifest) generated 5 warnings
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b548b4ede2af2ec5299e6440ce8f4dfd4e00504ac6a808d8f684f5996696bff9
[INFO] running `Command { std: "docker" "start" "b548b4ede2af2ec5299e6440ce8f4dfd4e00504ac6a808d8f684f5996696bff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b548b4ede2af2ec5299e6440ce8f4dfd4e00504ac6a808d8f684f5996696bff9", 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" "b548b4ede2af2ec5299e6440ce8f4dfd4e00504ac6a808d8f684f5996696bff9" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b548b4ede2af2ec5299e6440ce8f4dfd4e00504ac6a808d8f684f5996696bff9", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b548b4ede2af2ec5299e6440ce8f4dfd4e00504ac6a808d8f684f5996696bff9" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `backfill_known_formula` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../backfill_known_formula
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `backfill-known-formula`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/backfill_known_formula.rs
[INFO] [stderr] 1 + src/bin/backfill-known-formula.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `backfill_scores` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../backfill_scores
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `backfill-scores`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/backfill_scores.rs
[INFO] [stderr] 1 + src/bin/backfill-scores.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `backfill_selfrep` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../backfill_selfrep
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `backfill-selfrep`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/backfill_selfrep.rs
[INFO] [stderr] 1 + src/bin/backfill-selfrep.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `backfill_wormhole` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../backfill_wormhole
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `backfill-wormhole`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/backfill_wormhole.rs
[INFO] [stderr] 1 + src/bin/backfill-wormhole.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `validate_recursion` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../validate_recursion
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `validate-recursion`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/validate_recursion.rs
[INFO] [stderr] 1 + src/bin/validate-recursion.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `nnfractals` (manifest) generated 5 warnings
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling zerocopy v0.8.52
[INFO] [stderr]     Checking arrayvec v0.7.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]     Checking memchr v2.8.2
[INFO] [stderr]     Checking simd-adler32 v0.3.9
[INFO] [stderr]    Compiling naga v29.0.3
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking bit-vec v0.9.1
[INFO] [stderr]     Checking unicode-width v0.2.2
[INFO] [stderr]    Compiling ash v0.38.0+1.3.281
[INFO] [stderr]    Compiling wayland-sys v0.31.11
[INFO] [stderr]     Checking spirv v0.4.0+sdk-1.4.341.0
[INFO] [stderr]     Checking hexf-parse v0.2.1
[INFO] [stderr]    Compiling khronos-egl v6.0.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking raw-window-handle v0.6.2
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]     Checking as-slice v0.2.1
[INFO] [stderr]    Compiling wgpu-hal v29.0.3
[INFO] [stderr]     Checking gpu-descriptor-types v0.2.0
[INFO] [stderr]     Checking codespan-reporting v0.13.1
[INFO] [stderr]     Checking bit-set v0.9.1
[INFO] [stderr]    Compiling av-scenechange v0.14.1
[INFO] [stderr]     Checking presser v0.3.1
[INFO] [stderr]    Compiling built v0.8.1
[INFO] [stderr]     Checking aligned v0.4.3
[INFO] [stderr]     Checking renderdoc-sys v1.1.0
[INFO] [stderr]     Checking no_std_io2 v0.9.4
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking y4m v0.8.0
[INFO] [stderr]     Checking glow v0.17.0
[INFO] [stderr]    Compiling pastey v0.1.1
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking bitstream-io v4.10.0
[INFO] [stderr]     Checking maybe-rayon v0.1.1
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling wgpu-core v29.0.3
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]     Checking imgref v1.12.2
[INFO] [stderr]     Checking gpu-descriptor v0.3.2
[INFO] [stderr]     Checking weezl v0.1.12
[INFO] [stderr]     Checking zune-core v0.5.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]     Checking loop9 v0.1.5
[INFO] [stderr]     Checking avif-serialize v0.8.9
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]    Compiling rav1e v0.8.1
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking ordered-float v5.3.0
[INFO] [stderr]    Compiling wgpu v29.0.3
[INFO] [stderr]     Checking winnow v0.7.15
[INFO] [stderr]     Checking zune-jpeg v0.5.15
[INFO] [stderr]     Checking bit_field v0.10.3
[INFO] [stderr]     Checking lebe v0.5.3
[INFO] [stderr]     Checking rgb v0.8.53
[INFO] [stderr]     Checking fax v0.2.7
[INFO] [stderr]     Checking pxfm v0.1.29
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking byteorder-lite v0.1.0
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]     Checking gif v0.14.2
[INFO] [stderr]     Checking png v0.18.1
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]     Checking image-webp v0.2.4
[INFO] [stderr]     Checking colorous v1.0.16
[INFO] [stderr]     Checking pollster v0.3.0
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking mio v1.2.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]     Checking ctrlc v3.5.2
[INFO] [stderr]     Checking moxcms v0.8.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.52
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling equator-macro v0.4.2
[INFO] [stderr]    Compiling profiling-procmacros v1.0.18
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling clap_derive v4.6.1
[INFO] [stderr]     Checking profiling v1.0.18
[INFO] [stderr]     Checking equator v0.4.2
[INFO] [stderr]     Checking derive_more v2.1.1
[INFO] [stderr]     Checking crossterm v0.29.0
[INFO] [stderr]     Checking aligned-vec v0.6.4
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking v_frame v0.3.9
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking wgpu-types v29.0.3
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking clap v4.6.1
[INFO] [stderr]     Checking av1-grain v0.2.5
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking toml_datetime v0.6.11
[INFO] [stderr]     Checking serde_spanned v0.6.9
[INFO] [stderr]     Checking toml_edit v0.22.27
[INFO] [stderr]     Checking toml v0.8.23
[INFO] [stderr]     Checking ravif v0.13.0
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking exr v1.74.0
[INFO] [stderr]     Checking tiff v0.11.3
[INFO] [stderr]     Checking rand v0.9.4
[INFO] [stderr]     Checking gpu-allocator v0.28.0
[INFO] [stderr]     Checking image v0.25.10
[INFO] [stderr]     Checking wgpu-naga-bridge v29.0.3
[INFO] [stderr]     Checking wgpu-core-deps-windows-linux-android v29.0.3
[INFO] [stderr]     Checking nnfractals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `OpNode`
[INFO] [stdout]     --> src/video_export.rs:1890:34
[INFO] [stdout]      |
[INFO] [stdout] 1890 |         use crate::formula::{op, OpNode};
[INFO] [stdout]      |                                  ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/genome.rs:779:9
[INFO] [stdout]     |
[INFO] [stdout] 779 |     let mut push = |nodes: &mut Vec<OpNode>, depth: &mut Vec<u8>, n: OpNode, d: u8| {
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fractal.rs:583:9
[INFO] [stdout]     |
[INFO] [stdout] 583 |     let mut scan = |get: &dyn Fn(usize) -> f32, len: usize, t: &mut u32, f: &mut u32| {
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_iter`
[INFO] [stdout]   --> src/fitness.rs:26:62
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn edge_density_fast(escape_times: &[f32], width: usize, max_iter: u32) -> f32 {
[INFO] [stdout]    |                                                              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/genome.rs:779:9
[INFO] [stdout]     |
[INFO] [stdout] 779 |     let mut push = |nodes: &mut Vec<OpNode>, depth: &mut Vec<u8>, n: OpNode, d: u8| {
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fractal.rs:583:9
[INFO] [stdout]     |
[INFO] [stdout] 583 |     let mut scan = |get: &dyn Fn(usize) -> f32, len: usize, t: &mut u32, f: &mut u32| {
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_iter`
[INFO] [stdout]    --> src/colormap.rs:367:31
[INFO] [stdout]     |
[INFO] [stdout] 367 |     fn sample_field(n: usize, max_iter: u32) -> (Vec<f32>, Vec<f32>) {
[INFO] [stdout]     |                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_iter`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_iter`
[INFO] [stdout]   --> src/fitness.rs:26:62
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn edge_density_fast(escape_times: &[f32], width: usize, max_iter: u32) -> f32 {
[INFO] [stdout]    |                                                              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: naga v29.0.3, nix v0.31.3, wgpu v29.0.3, wgpu-core v29.0.3, wgpu-hal v29.0.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "b548b4ede2af2ec5299e6440ce8f4dfd4e00504ac6a808d8f684f5996696bff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b548b4ede2af2ec5299e6440ce8f4dfd4e00504ac6a808d8f684f5996696bff9", kill_on_drop: false }`
[INFO] [stdout] b548b4ede2af2ec5299e6440ce8f4dfd4e00504ac6a808d8f684f5996696bff9
