[INFO] cloning repository https://github.com/starrywiki/RayTracing-in-One-Week-by-Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/starrywiki/RayTracing-in-One-Week-by-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarrywiki%2FRayTracing-in-One-Week-by-Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarrywiki%2FRayTracing-in-One-Week-by-Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bb7c0f7874a79e650bc3cee9d9706b05c825098f [INFO] building starrywiki/RayTracing-in-One-Week-by-Rust against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarrywiki%2FRayTracing-in-One-Week-by-Rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] [stderr] Updating files: 29% (44/148) Updating files: 30% (45/148) Updating files: 31% (46/148) Updating files: 32% (48/148) Updating files: 33% (49/148) Updating files: 34% (51/148) Updating files: 35% (52/148) Updating files: 36% (54/148) Updating files: 37% (55/148) Updating files: 38% (57/148) Updating files: 39% (58/148) Updating files: 40% (60/148) Updating files: 41% (61/148) Updating files: 42% (63/148) Updating files: 43% (64/148) Updating files: 44% (66/148) Updating files: 45% (67/148) Updating files: 46% (69/148) Updating files: 47% (70/148) Updating files: 48% (72/148) Updating files: 49% (73/148) Updating files: 50% (74/148) Updating files: 51% (76/148) Updating files: 52% (77/148) Updating files: 53% (79/148) Updating files: 54% (80/148) Updating files: 55% (82/148) Updating files: 56% (83/148) Updating files: 57% (85/148) Updating files: 58% (86/148) Updating files: 59% (88/148) Updating files: 60% (89/148) Updating files: 61% (91/148) Updating files: 62% (92/148) Updating files: 63% (94/148) Updating files: 64% (95/148) Updating files: 65% (97/148) Updating files: 66% (98/148) Updating files: 67% (100/148) Updating files: 68% (101/148) Updating files: 69% (103/148) Updating files: 70% (104/148) Updating files: 71% (106/148) Updating files: 72% (107/148) Updating files: 73% (109/148) Updating files: 74% (110/148) Updating files: 75% (111/148) Updating files: 76% (113/148) Updating files: 77% (114/148) Updating files: 78% (116/148) Updating files: 79% (117/148) Updating files: 80% (119/148) Updating files: 81% (120/148) Updating files: 82% (122/148) Updating files: 83% (123/148) Updating files: 84% (125/148) Updating files: 85% (126/148) Updating files: 86% (128/148) Updating files: 87% (129/148) Updating files: 88% (131/148) Updating files: 89% (132/148) Updating files: 90% (134/148) Updating files: 91% (135/148) Updating files: 92% (137/148) Updating files: 93% (138/148) Updating files: 94% (140/148) Updating files: 95% (141/148) Updating files: 96% (143/148) Updating files: 97% (144/148) Updating files: 98% (146/148) Updating files: 99% (147/148) Updating files: 100% (148/148) Updating files: 100% (148/148), done. [INFO] started tweaking git repo https://github.com/starrywiki/RayTracing-in-One-Week-by-Rust [INFO] finished tweaking git repo https://github.com/starrywiki/RayTracing-in-One-Week-by-Rust [INFO] tweaked toml for git repo https://github.com/starrywiki/RayTracing-in-One-Week-by-Rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/starrywiki/RayTracing-in-One-Week-by-Rust on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/starrywiki/RayTracing-in-One-Week-by-Rust 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 571fbb352c7054f6182ec943c53d9838fdb902101b84cd930e18bdfcddac7e51 [INFO] running `Command { std: "docker" "start" "-a" "571fbb352c7054f6182ec943c53d9838fdb902101b84cd930e18bdfcddac7e51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "571fbb352c7054f6182ec943c53d9838fdb902101b84cd930e18bdfcddac7e51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "571fbb352c7054f6182ec943c53d9838fdb902101b84cd930e18bdfcddac7e51", kill_on_drop: false }` [INFO] [stdout] 571fbb352c7054f6182ec943c53d9838fdb902101b84cd930e18bdfcddac7e51 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 10b599ad5319365ad0eabc5e9bf7e67dcd17a9f6b9b0091ed49c72d20c27d533 [INFO] running `Command { std: "docker" "start" "-a" "10b599ad5319365ad0eabc5e9bf7e67dcd17a9f6b9b0091ed49c72d20c27d533", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling adler2 v2.0.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling built v0.7.7 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling crc32fast v1.4.2 [INFO] [stderr] Compiling simd_helpers v0.1.0 [INFO] [stderr] Compiling miniz_oxide v0.8.9 [INFO] [stderr] Compiling weezl v0.1.10 [INFO] [stderr] Compiling imgref v1.11.0 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling rav1e v0.7.1 [INFO] [stderr] Compiling bitstream-io v2.6.0 [INFO] [stderr] Compiling flate2 v1.1.2 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling loop9 v0.1.5 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling avif-serialize v0.8.4 [INFO] [stderr] Compiling half v2.6.0 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling bytemuck v1.23.1 [INFO] [stderr] Compiling jpeg-decoder v0.3.2 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling rgb v0.8.50 [INFO] [stderr] Compiling inflections v1.1.1 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling exr v1.73.0 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling gif v0.13.3 [INFO] [stderr] Compiling tiff v0.9.1 [INFO] [stderr] Compiling zune-jpeg v0.4.18 [INFO] [stderr] Compiling qoi v0.4.1 [INFO] [stderr] Compiling image-webp v0.2.3 [INFO] [stderr] Compiling num-rational v0.4.2 [INFO] [stderr] Compiling png v0.17.16 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling crossbeam-queue v0.3.12 [INFO] [stderr] Compiling crossbeam-channel v0.5.15 [INFO] [stderr] Compiling urlencoding v2.1.3 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling maybe-rayon v0.1.1 [INFO] [stderr] Compiling crossbeam v0.8.4 [INFO] [stderr] Compiling rand v0.9.1 [INFO] [stderr] Compiling equator-macro v0.4.2 [INFO] [stderr] Compiling profiling-procmacros v1.0.17 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling num-derive v0.4.2 [INFO] [stderr] Compiling arg_enum_proc_macro v0.3.4 [INFO] [stderr] Compiling gltf-derive v1.4.1 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling profiling v1.0.17 [INFO] [stderr] Compiling equator v0.4.2 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling aligned-vec v0.6.4 [INFO] [stderr] Compiling v_frame v0.3.9 [INFO] [stderr] Compiling av1-grain v0.2.4 [INFO] [stderr] Compiling gltf-json v1.4.1 [INFO] [stderr] Compiling ravif v0.11.20 [INFO] [stderr] Compiling image v0.25.6 [INFO] [stderr] Compiling gltf v1.4.1 [INFO] [stderr] Compiling RayTracing v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::ray` [INFO] [stdout] --> src/camera.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::ray; [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 import: `crate::sphere::Sphere` [INFO] [stdout] --> src/camera.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use crate::sphere::Sphere; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Point3` [INFO] [stdout] --> src/constant_medium.rs:11:19 [INFO] [stdout] | [INFO] [stdout] 11 | use crate::vec3::{Point3, Vec3}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::aabb` [INFO] [stdout] --> src/hittable.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::aabb; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Vec3`, `cross`, and `dot` [INFO] [stdout] --> src/mesh.rs:12:19 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::vec3::{cross, dot, Point3, Vec3}; [INFO] [stdout] | ^^^^^ ^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `image::codecs::hdr::HdrDecoder` [INFO] [stdout] --> src/rtw_image.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use image::codecs::hdr::HdrDecoder; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Pixel` [INFO] [stdout] --> src/rtw_image.rs:3:58 [INFO] [stdout] | [INFO] [stdout] 3 | use image::{DynamicImage, GenericImageView, ImageReader, Pixel}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Lambertian` and `Metal` [INFO] [stdout] --> src/sphere.rs:5:23 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::material::{Lambertian, Material, Metal}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::rtweekend` [INFO] [stdout] --> src/texture.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::rtweekend; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HitRecord` and `RotateX` [INFO] [stdout] --> src/main.rs:26:16 [INFO] [stdout] | [INFO] [stdout] 26 | use hittable::{HitRecord, Hittable, RotateX, RotateY, RotateZ, Scale, Translate}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `perlin::Perlin` [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | use perlin::Perlin; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ray::Ray` [INFO] [stdout] --> src/main.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | use ray::Ray; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rtw_image::RtwImage` [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | use rtw_image::RtwImage; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `triangle::Triangle` [INFO] [stdout] --> src/main.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | use triangle::Triangle; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GenericImageView` [INFO] [stdout] --> src/rtw_image.rs:3:27 [INFO] [stdout] | [INFO] [stdout] 3 | use image::{DynamicImage, GenericImageView, ImageReader, Pixel}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::material::Material` [INFO] [stdout] --> src/camera.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::material::Material; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/perlin.rs:100:13 [INFO] [stdout] | [INFO] [stdout] 100 | for i in 0..depth { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p` [INFO] [stdout] --> src/texture.rs:89:37 [INFO] [stdout] | [INFO] [stdout] 89 | fn value(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/texture.rs:127:21 [INFO] [stdout] | [INFO] [stdout] 127 | fn value(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: if this is intentional, prefix it with an underscore [INFO] [stdout] | [INFO] [stdout] 127 | fn value(&self, _u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | + [INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `PI` [INFO] [stdout] | [INFO] [stdout] 127 - fn value(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] 127 + fn value(&self, rtweekend::PI: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/texture.rs:127:29 [INFO] [stdout] | [INFO] [stdout] 127 | fn value(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: if this is intentional, prefix it with an underscore [INFO] [stdout] | [INFO] [stdout] 127 | fn value(&self, u: f64, _v: f64, p: &Point3) -> Color { [INFO] [stdout] | + [INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `PI` [INFO] [stdout] | [INFO] [stdout] 127 - fn value(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] 127 + fn value(&self, u: f64, rtweekend::PI: f64, p: &Point3) -> Color { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r_in` [INFO] [stdout] --> src/material.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | r_in: &Ray, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rec` [INFO] [stdout] --> src/material.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 177 | rec: &HitRecord, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rec` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attenuation` [INFO] [stdout] --> src/material.rs:178:9 [INFO] [stdout] | [INFO] [stdout] 178 | attenuation: &mut Color, [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attenuation` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `scattered` [INFO] [stdout] --> src/material.rs:179:9 [INFO] [stdout] | [INFO] [stdout] 179 | scattered: &mut Ray, [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `gltf_images` [INFO] [stdout] --> src/mesh.rs:36:28 [INFO] [stdout] | [INFO] [stdout] 36 | let (doc, buffers, gltf_images) = [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gltf_images` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/hittable.rs:120:12 [INFO] [stdout] | [INFO] [stdout] 120 | if let b = orig_bbox { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `world` [INFO] [stdout] --> src/camera.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let world = HittableList::default(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_world` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/material.rs:22:23 [INFO] [stdout] | [INFO] [stdout] 22 | fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: if this is intentional, prefix it with an underscore [INFO] [stdout] | [INFO] [stdout] 22 | fn emitted(&self, _u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | + [INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `PI` [INFO] [stdout] | [INFO] [stdout] 22 - fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] 22 + fn emitted(&self, rtweekend::PI: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/material.rs:22:31 [INFO] [stdout] | [INFO] [stdout] 22 | fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: if this is intentional, prefix it with an underscore [INFO] [stdout] | [INFO] [stdout] 22 | fn emitted(&self, u: f64, _v: f64, p: &Point3) -> Color { [INFO] [stdout] | + [INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `PI` [INFO] [stdout] | [INFO] [stdout] 22 - fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] 22 + fn emitted(&self, u: f64, rtweekend::PI: f64, p: &Point3) -> Color { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p` [INFO] [stdout] --> src/material.rs:22:39 [INFO] [stdout] | [INFO] [stdout] 22 | fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/constant_medium.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | let mut t2 = rec2.t.min(ray_t.max); [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: unused variable: `e` [INFO] [stdout] --> src/mesh.rs:169:25 [INFO] [stdout] | [INFO] [stdout] 169 | Err(e) => {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mime_type` [INFO] [stdout] --> src/mesh.rs:173:47 [INFO] [stdout] | [INFO] [stdout] 173 | gltf::image::Source::View { view, mime_type } => { [INFO] [stdout] | ^^^^^^^^^ help: try ignoring the field: `mime_type: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/mesh.rs:192:25 [INFO] [stdout] | [INFO] [stdout] 192 | Err(e) => {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `Manhattanhenge` should have a snake case name [INFO] [stdout] --> src/main.rs:622:4 [INFO] [stdout] | [INFO] [stdout] 622 | fn Manhattanhenge() { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `manhattanhenge` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `D` should have a snake case name [INFO] [stdout] --> src/quad.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | D: f64, [INFO] [stdout] | ^ help: convert the identifier to snake case: `d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `D` should have a snake case name [INFO] [stdout] --> src/quad.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | let D = vec3::dot(normal, q); [INFO] [stdout] | ^ help: convert the identifier to snake case: `d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::sync::MutexGuard` that must be used [INFO] [stdout] --> src/camera.rs:154:25 [INFO] [stdout] | [INFO] [stdout] 154 | / thread_number_controller [INFO] [stdout] 155 | | .wait(lock_for_condv.lock().unwrap()) [INFO] [stdout] 156 | | .unwrap(); [INFO] [stdout] | |_____________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if unused the Mutex will immediately unlock [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 154 | let _ = thread_number_controller [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 27s [INFO] running `Command { std: "docker" "inspect" "10b599ad5319365ad0eabc5e9bf7e67dcd17a9f6b9b0091ed49c72d20c27d533", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10b599ad5319365ad0eabc5e9bf7e67dcd17a9f6b9b0091ed49c72d20c27d533", kill_on_drop: false }` [INFO] [stdout] 10b599ad5319365ad0eabc5e9bf7e67dcd17a9f6b9b0091ed49c72d20c27d533 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0f7a6a09a540d7c6323138b75de542ac874e1c821d757488a5c6946a447456a6 [INFO] running `Command { std: "docker" "start" "-a" "0f7a6a09a540d7c6323138b75de542ac874e1c821d757488a5c6946a447456a6", kill_on_drop: false }` [INFO] [stderr] Compiling RayTracing v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::ray` [INFO] [stdout] --> src/camera.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::ray; [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 import: `crate::sphere::Sphere` [INFO] [stdout] --> src/camera.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use crate::sphere::Sphere; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Point3` [INFO] [stdout] --> src/constant_medium.rs:11:19 [INFO] [stdout] | [INFO] [stdout] 11 | use crate::vec3::{Point3, Vec3}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::aabb` [INFO] [stdout] --> src/hittable.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::aabb; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Vec3`, `cross`, and `dot` [INFO] [stdout] --> src/mesh.rs:12:19 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::vec3::{cross, dot, Point3, Vec3}; [INFO] [stdout] | ^^^^^ ^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `image::codecs::hdr::HdrDecoder` [INFO] [stdout] --> src/rtw_image.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use image::codecs::hdr::HdrDecoder; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Pixel` [INFO] [stdout] --> src/rtw_image.rs:3:58 [INFO] [stdout] | [INFO] [stdout] 3 | use image::{DynamicImage, GenericImageView, ImageReader, Pixel}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Lambertian` and `Metal` [INFO] [stdout] --> src/sphere.rs:5:23 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::material::{Lambertian, Material, Metal}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::rtweekend` [INFO] [stdout] --> src/texture.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::rtweekend; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HitRecord` and `RotateX` [INFO] [stdout] --> src/main.rs:26:16 [INFO] [stdout] | [INFO] [stdout] 26 | use hittable::{HitRecord, Hittable, RotateX, RotateY, RotateZ, Scale, Translate}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `perlin::Perlin` [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | use perlin::Perlin; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ray::Ray` [INFO] [stdout] --> src/main.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | use ray::Ray; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rtw_image::RtwImage` [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | use rtw_image::RtwImage; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `triangle::Triangle` [INFO] [stdout] --> src/main.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | use triangle::Triangle; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GenericImageView` [INFO] [stdout] --> src/rtw_image.rs:3:27 [INFO] [stdout] | [INFO] [stdout] 3 | use image::{DynamicImage, GenericImageView, ImageReader, Pixel}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::material::Material` [INFO] [stdout] --> src/camera.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::material::Material; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p` [INFO] [stdout] --> src/texture.rs:89:37 [INFO] [stdout] | [INFO] [stdout] 89 | fn value(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/texture.rs:127:21 [INFO] [stdout] | [INFO] [stdout] 127 | fn value(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: if this is intentional, prefix it with an underscore [INFO] [stdout] | [INFO] [stdout] 127 | fn value(&self, _u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | + [INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `PI` [INFO] [stdout] | [INFO] [stdout] 127 - fn value(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] 127 + fn value(&self, rtweekend::PI: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/texture.rs:127:29 [INFO] [stdout] | [INFO] [stdout] 127 | fn value(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: if this is intentional, prefix it with an underscore [INFO] [stdout] | [INFO] [stdout] 127 | fn value(&self, u: f64, _v: f64, p: &Point3) -> Color { [INFO] [stdout] | + [INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `PI` [INFO] [stdout] | [INFO] [stdout] 127 - fn value(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] 127 + fn value(&self, u: f64, rtweekend::PI: f64, p: &Point3) -> Color { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/material.rs:22:23 [INFO] [stdout] | [INFO] [stdout] 22 | fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: if this is intentional, prefix it with an underscore [INFO] [stdout] | [INFO] [stdout] 22 | fn emitted(&self, _u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | + [INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `PI` [INFO] [stdout] | [INFO] [stdout] 22 - fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] 22 + fn emitted(&self, rtweekend::PI: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/material.rs:22:31 [INFO] [stdout] | [INFO] [stdout] 22 | fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: if this is intentional, prefix it with an underscore [INFO] [stdout] | [INFO] [stdout] 22 | fn emitted(&self, u: f64, _v: f64, p: &Point3) -> Color { [INFO] [stdout] | + [INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `PI` [INFO] [stdout] | [INFO] [stdout] 22 - fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] 22 + fn emitted(&self, u: f64, rtweekend::PI: f64, p: &Point3) -> Color { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p` [INFO] [stdout] --> src/material.rs:22:39 [INFO] [stdout] | [INFO] [stdout] 22 | fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/hittable.rs:120:12 [INFO] [stdout] | [INFO] [stdout] 120 | if let b = orig_bbox { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r_in` [INFO] [stdout] --> src/material.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | r_in: &Ray, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rec` [INFO] [stdout] --> src/material.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 177 | rec: &HitRecord, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rec` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attenuation` [INFO] [stdout] --> src/material.rs:178:9 [INFO] [stdout] | [INFO] [stdout] 178 | attenuation: &mut Color, [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attenuation` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `scattered` [INFO] [stdout] --> src/material.rs:179:9 [INFO] [stdout] | [INFO] [stdout] 179 | scattered: &mut Ray, [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `world` [INFO] [stdout] --> src/camera.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let world = HittableList::default(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_world` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/perlin.rs:100:13 [INFO] [stdout] | [INFO] [stdout] 100 | for i in 0..depth { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `gltf_images` [INFO] [stdout] --> src/mesh.rs:36:28 [INFO] [stdout] | [INFO] [stdout] 36 | let (doc, buffers, gltf_images) = [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gltf_images` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/constant_medium.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | let mut t2 = rec2.t.min(ray_t.max); [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: unused variable: `e` [INFO] [stdout] --> src/mesh.rs:169:25 [INFO] [stdout] | [INFO] [stdout] 169 | Err(e) => {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mime_type` [INFO] [stdout] --> src/mesh.rs:173:47 [INFO] [stdout] | [INFO] [stdout] 173 | gltf::image::Source::View { view, mime_type } => { [INFO] [stdout] | ^^^^^^^^^ help: try ignoring the field: `mime_type: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/mesh.rs:192:25 [INFO] [stdout] | [INFO] [stdout] 192 | Err(e) => {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `D` should have a snake case name [INFO] [stdout] --> src/quad.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | D: f64, [INFO] [stdout] | ^ help: convert the identifier to snake case: `d` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `Manhattanhenge` should have a snake case name [INFO] [stdout] --> src/main.rs:622:4 [INFO] [stdout] | [INFO] [stdout] 622 | fn Manhattanhenge() { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `manhattanhenge` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `D` should have a snake case name [INFO] [stdout] --> src/quad.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | let D = vec3::dot(normal, q); [INFO] [stdout] | ^ help: convert the identifier to snake case: `d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::sync::MutexGuard` that must be used [INFO] [stdout] --> src/camera.rs:154:25 [INFO] [stdout] | [INFO] [stdout] 154 | / thread_number_controller [INFO] [stdout] 155 | | .wait(lock_for_condv.lock().unwrap()) [INFO] [stdout] 156 | | .unwrap(); [INFO] [stdout] | |_____________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if unused the Mutex will immediately unlock [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 154 | let _ = thread_number_controller [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `Command { std: "docker" "inspect" "0f7a6a09a540d7c6323138b75de542ac874e1c821d757488a5c6946a447456a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f7a6a09a540d7c6323138b75de542ac874e1c821d757488a5c6946a447456a6", kill_on_drop: false }` [INFO] [stdout] 0f7a6a09a540d7c6323138b75de542ac874e1c821d757488a5c6946a447456a6