[INFO] cloning repository https://github.com/vgarleanu/raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vgarleanu/raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvgarleanu%2Fraytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvgarleanu%2Fraytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33454fcfaa355f3bf82719801c6f1c3b4be18e78
[INFO] checking vgarleanu/raytracer against try#b4c55082edd8dec08ce8af276d7054d9c4db20c4 for pr-147984
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvgarleanu%2Fraytracer" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vgarleanu/raytracer
[INFO] finished tweaking git repo https://github.com/vgarleanu/raytracer
[INFO] tweaked toml for git repo https://github.com/vgarleanu/raytracer written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vgarleanu/raytracer on toolchain b4c55082edd8dec08ce8af276d7054d9c4db20c4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vgarleanu/raytracer 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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
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[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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a3880e5b8b797bd110692b48fa254db81ece5351051245c4b21832fabc3d876
[INFO] running `Command { std: "docker" "start" "-a" "4a3880e5b8b797bd110692b48fa254db81ece5351051245c4b21832fabc3d876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a3880e5b8b797bd110692b48fa254db81ece5351051245c4b21832fabc3d876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a3880e5b8b797bd110692b48fa254db81ece5351051245c4b21832fabc3d876", kill_on_drop: false }`
[INFO] [stdout] 4a3880e5b8b797bd110692b48fa254db81ece5351051245c4b21832fabc3d876
[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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05e9ad7e5de0de61ba5086256aa46fa718bce5d6fbcc1c866600ba0ed1234128
[INFO] running `Command { std: "docker" "start" "-a" "05e9ad7e5de0de61ba5086256aa46fa718bce5d6fbcc1c866600ba0ed1234128", kill_on_drop: false }`
[INFO] [stderr] warning: raytracer v0.1.0 (/opt/rustwide/workdir) ignoring invalid dependency `src` which is missing a lib target
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.102
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking vec_map v0.8.1
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[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking dyn-clone v1.0.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking png v0.15.2
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking noise v0.6.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `uvw` is never read
[INFO] [stdout]   --> src/camera.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Camera {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     uvw: (Vec3, Vec3, Vec3),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Camera` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             std::mem::replace(bounding_box, temp_box.clone());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[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] 133 |             let _ = std::mem::replace(bounding_box, temp_box.clone());
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 std::mem::replace(bounding_box, surrounding_box(bounding_box, &temp_box));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 let _ = std::mem::replace(bounding_box, surrounding_box(bounding_box, &temp_box));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 | /         std::mem::replace(
[INFO] [stdout] 216 | |             bounding_box,
[INFO] [stdout] 217 | |             Aabb::new(
[INFO] [stdout] 218 | |                 self.center - Vec3::with_values(self.radius, self.radius, self.radius),
[INFO] [stdout] 219 | |                 self.center + Vec3::with_values(self.radius, self.radius, self.radius),
[INFO] [stdout] 220 | |             ),
[INFO] [stdout] 221 | |         );
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let _ = std::mem::replace(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |         std::mem::replace(bounding_box, surrounding_box(&box0, &box1));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 300 |         let _ = std::mem::replace(bounding_box, surrounding_box(&box0, &box1));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:415:21
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     std::mem::replace(rec, rec_left);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let _ = std::mem::replace(rec, rec_left);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:418:21
[INFO] [stdout]     |
[INFO] [stdout] 418 |                     std::mem::replace(rec, rec_right);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 418 |                     let _ = std::mem::replace(rec, rec_right);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:422:17
[INFO] [stdout]     |
[INFO] [stdout] 422 |                 std::mem::replace(rec, rec_left);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 422 |                 let _ = std::mem::replace(rec, rec_left);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:425:17
[INFO] [stdout]     |
[INFO] [stdout] 425 |                 std::mem::replace(rec, rec_right);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 425 |                 let _ = std::mem::replace(rec, rec_right);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:440:9
[INFO] [stdout]     |
[INFO] [stdout] 440 |         std::mem::replace(bounding_box, self.bounding_box.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 440 |         let _ = std::mem::replace(bounding_box, self.bounding_box.clone());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:498:9
[INFO] [stdout]     |
[INFO] [stdout] 498 | /         std::mem::replace(
[INFO] [stdout] 499 | |             bounding_box,
[INFO] [stdout] 500 | |             Aabb::new(
[INFO] [stdout] 501 | |                 Vec3::with_values(self.x0, self.y0, self.k - 0.0001),
[INFO] [stdout] 502 | |                 Vec3::with_values(self.x1, self.y1, self.k + 0.0001),
[INFO] [stdout] 503 | |             ),
[INFO] [stdout] 504 | |         );
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 498 |         let _ = std::mem::replace(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:562:9
[INFO] [stdout]     |
[INFO] [stdout] 562 | /         std::mem::replace(
[INFO] [stdout] 563 | |             bounding_box,
[INFO] [stdout] 564 | |             Aabb::new(
[INFO] [stdout] 565 | |                 Vec3::with_values(self.x0, self.k - 0.0001, self.z0),
[INFO] [stdout] 566 | |                 Vec3::with_values(self.x1, self.k + 0.0001, self.z1),
[INFO] [stdout] 567 | |             ),
[INFO] [stdout] 568 | |         );
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 562 |         let _ = std::mem::replace(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:626:9
[INFO] [stdout]     |
[INFO] [stdout] 626 | /         std::mem::replace(
[INFO] [stdout] 627 | |             bounding_box,
[INFO] [stdout] 628 | |             Aabb::new(
[INFO] [stdout] 629 | |                 Vec3::with_values(self.k - 0.0001, self.y0, self.z0),
[INFO] [stdout] 630 | |                 Vec3::with_values(self.k + 0.0001, self.y1, self.z1),
[INFO] [stdout] 631 | |             ),
[INFO] [stdout] 632 | |         );
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 626 |         let _ = std::mem::replace(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:722:9
[INFO] [stdout]     |
[INFO] [stdout] 722 |         std::mem::replace(bounding_box, Aabb::new(self.p0, self.p1));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 722 |         let _ = std::mem::replace(bounding_box, Aabb::new(self.p0, self.p1));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `uvw` is never read
[INFO] [stdout]   --> src/camera.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Camera {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     uvw: (Vec3, Vec3, Vec3),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Camera` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             std::mem::replace(bounding_box, temp_box.clone());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[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] 133 |             let _ = std::mem::replace(bounding_box, temp_box.clone());
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 std::mem::replace(bounding_box, surrounding_box(bounding_box, &temp_box));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 let _ = std::mem::replace(bounding_box, surrounding_box(bounding_box, &temp_box));
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 | /         std::mem::replace(
[INFO] [stdout] 216 | |             bounding_box,
[INFO] [stdout] 217 | |             Aabb::new(
[INFO] [stdout] 218 | |                 self.center - Vec3::with_values(self.radius, self.radius, self.radius),
[INFO] [stdout] 219 | |                 self.center + Vec3::with_values(self.radius, self.radius, self.radius),
[INFO] [stdout] 220 | |             ),
[INFO] [stdout] 221 | |         );
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let _ = std::mem::replace(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |         std::mem::replace(bounding_box, surrounding_box(&box0, &box1));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 300 |         let _ = std::mem::replace(bounding_box, surrounding_box(&box0, &box1));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:415:21
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     std::mem::replace(rec, rec_left);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let _ = std::mem::replace(rec, rec_left);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:418:21
[INFO] [stdout]     |
[INFO] [stdout] 418 |                     std::mem::replace(rec, rec_right);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 418 |                     let _ = std::mem::replace(rec, rec_right);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:422:17
[INFO] [stdout]     |
[INFO] [stdout] 422 |                 std::mem::replace(rec, rec_left);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 422 |                 let _ = std::mem::replace(rec, rec_left);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:425:17
[INFO] [stdout]     |
[INFO] [stdout] 425 |                 std::mem::replace(rec, rec_right);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 425 |                 let _ = std::mem::replace(rec, rec_right);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:440:9
[INFO] [stdout]     |
[INFO] [stdout] 440 |         std::mem::replace(bounding_box, self.bounding_box.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 440 |         let _ = std::mem::replace(bounding_box, self.bounding_box.clone());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:498:9
[INFO] [stdout]     |
[INFO] [stdout] 498 | /         std::mem::replace(
[INFO] [stdout] 499 | |             bounding_box,
[INFO] [stdout] 500 | |             Aabb::new(
[INFO] [stdout] 501 | |                 Vec3::with_values(self.x0, self.y0, self.k - 0.0001),
[INFO] [stdout] 502 | |                 Vec3::with_values(self.x1, self.y1, self.k + 0.0001),
[INFO] [stdout] 503 | |             ),
[INFO] [stdout] 504 | |         );
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 498 |         let _ = std::mem::replace(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:562:9
[INFO] [stdout]     |
[INFO] [stdout] 562 | /         std::mem::replace(
[INFO] [stdout] 563 | |             bounding_box,
[INFO] [stdout] 564 | |             Aabb::new(
[INFO] [stdout] 565 | |                 Vec3::with_values(self.x0, self.k - 0.0001, self.z0),
[INFO] [stdout] 566 | |                 Vec3::with_values(self.x1, self.k + 0.0001, self.z1),
[INFO] [stdout] 567 | |             ),
[INFO] [stdout] 568 | |         );
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 562 |         let _ = std::mem::replace(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:626:9
[INFO] [stdout]     |
[INFO] [stdout] 626 | /         std::mem::replace(
[INFO] [stdout] 627 | |             bounding_box,
[INFO] [stdout] 628 | |             Aabb::new(
[INFO] [stdout] 629 | |                 Vec3::with_values(self.k - 0.0001, self.y0, self.z0),
[INFO] [stdout] 630 | |                 Vec3::with_values(self.k + 0.0001, self.y1, self.z1),
[INFO] [stdout] 631 | |             ),
[INFO] [stdout] 632 | |         );
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 626 |         let _ = std::mem::replace(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hitable.rs:722:9
[INFO] [stdout]     |
[INFO] [stdout] 722 |         std::mem::replace(bounding_box, Aabb::new(self.p0, self.p1));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 722 |         let _ = std::mem::replace(bounding_box, Aabb::new(self.p0, self.p1));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.95s
[INFO] running `Command { std: "docker" "inspect" "05e9ad7e5de0de61ba5086256aa46fa718bce5d6fbcc1c866600ba0ed1234128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05e9ad7e5de0de61ba5086256aa46fa718bce5d6fbcc1c866600ba0ed1234128", kill_on_drop: false }`
[INFO] [stdout] 05e9ad7e5de0de61ba5086256aa46fa718bce5d6fbcc1c866600ba0ed1234128
