[INFO] cloning repository https://github.com/perliedman/raytracing-in-one-weekend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/perliedman/raytracing-in-one-weekend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperliedman%2Fraytracing-in-one-weekend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperliedman%2Fraytracing-in-one-weekend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa641d43e1540b05d2cfb500f8c4a0a64ec9f9f9
[INFO] testing perliedman/raytracing-in-one-weekend against beta-2025-10-28 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperliedman%2Fraytracing-in-one-weekend" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/perliedman/raytracing-in-one-weekend
[INFO] finished tweaking git repo https://github.com/perliedman/raytracing-in-one-weekend
[INFO] tweaked toml for git repo https://github.com/perliedman/raytracing-in-one-weekend written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/perliedman/raytracing-in-one-weekend on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/perliedman/raytracing-in-one-weekend 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aca16ee2b12d7a2124092861ddfbb92ed49e50933fb2a36d2aa8b6f4f8a93731
[INFO] running `Command { std: "docker" "start" "-a" "aca16ee2b12d7a2124092861ddfbb92ed49e50933fb2a36d2aa8b6f4f8a93731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aca16ee2b12d7a2124092861ddfbb92ed49e50933fb2a36d2aa8b6f4f8a93731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca16ee2b12d7a2124092861ddfbb92ed49e50933fb2a36d2aa8b6f4f8a93731", kill_on_drop: false }`
[INFO] [stdout] aca16ee2b12d7a2124092861ddfbb92ed49e50933fb2a36d2aa8b6f4f8a93731
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dd260d57c269c1ccd8fb90b827c360a6c6496ee7af284b41e9ca2c6a7dc0ec1
[INFO] running `Command { std: "docker" "start" "-a" "2dd260d57c269c1ccd8fb90b827c360a6c6496ee7af284b41e9ca2c6a7dc0ec1", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling smallvec v0.6.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling adler32 v1.0.2
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling byteorder v1.2.2
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling inflate v0.3.4
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling tobj v0.1.6
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling clicolors-control v0.2.0
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]    Compiling console v0.6.1
[INFO] [stderr]    Compiling indicatif v0.9.0
[INFO] [stderr]    Compiling rt-in-1-week v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/geometry/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::collections::HashMap;
[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: `unit_vector`
[INFO] [stdout]   --> src/main.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout] 25 | use vec3::{Vec3, unit_vector};
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ray::Ray`
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use ray::Ray;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:77:82
[INFO] [stdout]    |
[INFO] [stdout] 77 |   let ns = matches.value_of("samples").unwrap_or("25").parse::<usize>().unwrap();;
[INFO] [stdout]    |                                                                                  ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:78:97
[INFO] [stdout]    |
[INFO] [stdout] 78 |   let max_ray_depth = matches.value_of("max_ray_depth").unwrap_or("10").parse::<i32>().unwrap();;
[INFO] [stdout]    |                                                                                                 ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/geometry/triangle.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |   material: Arc<Material>
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 |   material: Arc<dyn Material>
[INFO] [stdout]    |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/geometry/mod.rs:77:21
[INFO] [stdout]    |
[INFO] [stdout] 77 |   pub material: Arc<Material>
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 |   pub material: Arc<dyn Material>
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:138:21
[INFO] [stdout]     |
[INFO] [stdout] 138 |   pub material: Arc<Material>
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 138 |   pub material: Arc<dyn Material>
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:178:21
[INFO] [stdout]     |
[INFO] [stdout] 178 |   pub material: Arc<Material>
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 178 |   pub material: Arc<dyn Material>
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:218:21
[INFO] [stdout]     |
[INFO] [stdout] 218 |   pub material: Arc<Material>
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 218 |   pub material: Arc<dyn Material>
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:253:20
[INFO] [stdout]     |
[INFO] [stdout] 253 |   pub hitable: Box<Hitable>
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 253 |   pub hitable: Box<dyn Hitable>
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:284:20
[INFO] [stdout]     |
[INFO] [stdout] 284 |   pub hitable: Box<Hitable>,
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 284 |   pub hitable: Box<dyn Hitable>,
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:350:17
[INFO] [stdout]     |
[INFO] [stdout] 350 |   boundary: Box<Hitable>,
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 350 |   boundary: Box<dyn Hitable>,
[INFO] [stdout]     |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bvh.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout] 22 |   hitable: Option<&'a Box<Hitable>>
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 |   hitable: Option<&'a Box<dyn Hitable>>
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/material.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 |   pub material: &'a Material,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 11 |   pub material: &'a dyn Material,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/material.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |   pub odd: Box<Texture>,
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 |   pub odd: Box<dyn Texture>,
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/material.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |   pub even: Box<Texture>
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 |   pub even: Box<dyn Texture>
[INFO] [stdout]    |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/material.rs:69:19
[INFO] [stdout]    |
[INFO] [stdout] 69 |   pub albedo: Box<Texture>
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 69 |   pub albedo: Box<dyn Texture>
[INFO] [stdout]    |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/material.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |   pub emit: Box<Texture>
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 136 |   pub emit: Box<dyn Texture>
[INFO] [stdout]     |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/material.rs:150:19
[INFO] [stdout]     |
[INFO] [stdout] 150 |   pub albedo: Box<Texture>
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 150 |   pub albedo: Box<dyn Texture>
[INFO] [stdout]     |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:30:24
[INFO] [stdout]    |
[INFO] [stdout] 30 |   pub environment: Box<SceneEnvironment>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |   pub environment: Box<dyn SceneEnvironment>,
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/geometry/mod.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl fmt::Debug for Hitable {
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl fmt::Debug for dyn Hitable {
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/geometry/mod.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Hitable for Vec<Box<Hitable>> {
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Hitable for Vec<Box<dyn Hitable>> {
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bvh.rs:82:30
[INFO] [stdout]    |
[INFO] [stdout] 82 |   pub fn new(l: &'a mut [Box<Hitable>]) -> BvhTree<'a> {
[INFO] [stdout]    |                              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 82 |   pub fn new(l: &'a mut [Box<dyn Hitable>]) -> BvhTree<'a> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bvh.rs:89:39
[INFO] [stdout]    |
[INFO] [stdout] 89 |   fn build(&mut self, l: &'a mut [Box<Hitable>]) -> NodeId {
[INFO] [stdout]    |                                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 89 |   fn build(&mut self, l: &'a mut [Box<dyn Hitable>]) -> NodeId {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bvh.rs:124:43
[INFO] [stdout]     |
[INFO] [stdout] 124 |   fn new_leaf(&mut self, hitable: &'a Box<Hitable>) -> NodeId {
[INFO] [stdout]     |                                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 124 |   fn new_leaf(&mut self, hitable: &'a Box<dyn Hitable>) -> NodeId {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:35:38
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn new(models: &'a mut Vec<Box<Hitable>>, environment: Box<SceneEnvironment>, max_ray_depth: i32) -> Scene<'a> {
[INFO] [stdout]    |                                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn new(models: &'a mut Vec<Box<dyn Hitable>>, environment: Box<SceneEnvironment>, max_ray_depth: i32) -> Scene<'a> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:35:66
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn new(models: &'a mut Vec<Box<Hitable>>, environment: Box<SceneEnvironment>, max_ray_depth: i32) -> Scene<'a> {
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn new(models: &'a mut Vec<Box<Hitable>>, environment: Box<dyn SceneEnvironment>, max_ray_depth: i32) -> Scene<'a> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:272:50
[INFO] [stdout]     |
[INFO] [stdout] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<Material>) -> Vec<Box<Hitable>> {
[INFO] [stdout]     |                                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<dyn Material>) -> Vec<Box<Hitable>> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:272:72
[INFO] [stdout]     |
[INFO] [stdout] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<Material>) -> Vec<Box<Hitable>> {
[INFO] [stdout]     |                                                                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<Material>) -> Vec<Box<dyn Hitable>> {
[INFO] [stdout]     |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:410:47
[INFO] [stdout]     |
[INFO] [stdout] 410 | pub fn obj_to_hitable(path: &Path) -> Vec<Box<Hitable>> {
[INFO] [stdout]     |                                               ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 410 | pub fn obj_to_hitable(path: &Path) -> Vec<Box<dyn Hitable>> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bvh.rs:166:26
[INFO] [stdout]     |
[INFO] [stdout] 166 | fn box_x_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 166 | fn box_x_compare(a: &Box<dyn Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bvh.rs:166:44
[INFO] [stdout]     |
[INFO] [stdout] 166 | fn box_x_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                                            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 166 | fn box_x_compare(a: &Box<Hitable>, b: &Box<dyn Hitable>) -> Ordering {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bvh.rs:180:26
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn box_y_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn box_y_compare(a: &Box<dyn Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bvh.rs:180:44
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn box_y_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                                            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn box_y_compare(a: &Box<Hitable>, b: &Box<dyn Hitable>) -> Ordering {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bvh.rs:194:26
[INFO] [stdout]     |
[INFO] [stdout] 194 | fn box_z_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 194 | fn box_z_compare(a: &Box<dyn Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bvh.rs:194:44
[INFO] [stdout]     |
[INFO] [stdout] 194 | fn box_z_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                                            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 194 | fn box_z_compare(a: &Box<Hitable>, b: &Box<dyn Hitable>) -> Ordering {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:165:30
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn random_scene() -> Vec<Box<Hitable>> {
[INFO] [stdout]     |                              ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn random_scene() -> Vec<Box<dyn Hitable>> {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:214:29
[INFO] [stdout]     |
[INFO] [stdout] 214 | fn cornell_box() -> Vec<Box<Hitable>> {
[INFO] [stdout]     |                             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 214 | fn cornell_box() -> Vec<Box<dyn Hitable>> {
[INFO] [stdout]     |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/geometry/triangle.rs:18:58
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn new(v0: Vec3, v1: Vec3, v2: Vec3, material: Arc<Material>) -> Triangle {
[INFO] [stdout]    |                                                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn new(v0: Vec3, v1: Vec3, v2: Vec3, material: Arc<dyn Material>) -> Triangle {
[INFO] [stdout]    |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/geometry/triangle.rs:22:84
[INFO] [stdout]    |
[INFO] [stdout] 22 |   pub fn new_with_normal(v0: Vec3, v1: Vec3, v2: Vec3, normal: Vec3, material: Arc<Material>) -> Triangle {
[INFO] [stdout]    |                                                                                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 |   pub fn new_with_normal(v0: Vec3, v1: Vec3, v2: Vec3, normal: Vec3, material: Arc<dyn Material>) -> Triangle {
[INFO] [stdout]    |                                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:290:27
[INFO] [stdout]     |
[INFO] [stdout] 290 |   pub fn new(hitable: Box<Hitable>, transform: Mat44) -> Transform {
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 290 |   pub fn new(hitable: Box<dyn Hitable>, transform: Mat44) -> Transform {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:356:28
[INFO] [stdout]     |
[INFO] [stdout] 356 |   pub fn new(boundary: Box<Hitable>, density: f32, a: Box<Texture>) -> ConstantMedium {
[INFO] [stdout]     |                            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 356 |   pub fn new(boundary: Box<dyn Hitable>, density: f32, a: Box<Texture>) -> ConstantMedium {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:356:59
[INFO] [stdout]     |
[INFO] [stdout] 356 |   pub fn new(boundary: Box<Hitable>, density: f32, a: Box<Texture>) -> ConstantMedium {
[INFO] [stdout]     |                                                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 356 |   pub fn new(boundary: Box<Hitable>, density: f32, a: Box<dyn Texture>) -> ConstantMedium {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:413:26
[INFO] [stdout]     |
[INFO] [stdout] 413 |   let mut world: Vec<Box<Hitable>> = Vec::new();
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 413 |   let mut world: Vec<Box<dyn Hitable>> = Vec::new();
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:415:24
[INFO] [stdout]     |
[INFO] [stdout] 415 |   let default_mat: Arc<Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.6, 0.6, 0.6)) });
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 415 |   let default_mat: Arc<dyn Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.6, 0.6, 0.6)) });
[INFO] [stdout]     |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:416:26
[INFO] [stdout]     |
[INFO] [stdout] 416 |   let materials: Vec<Arc<Material>> = mtls.iter().map(|m| {
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 416 |   let materials: Vec<Arc<dyn Material>> = mtls.iter().map(|m| {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:417:18
[INFO] [stdout]     |
[INFO] [stdout] 417 |     let mat: Arc<Material> = match m.illumination_model {
[INFO] [stdout]     |                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 417 |     let mat: Arc<dyn Material> = match m.illumination_model {
[INFO] [stdout]     |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:436:20
[INFO] [stdout]     |
[INFO] [stdout] 436 |       let mat: Arc<Material> = match mesh.material_id {
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 436 |       let mat: Arc<dyn Material> = match mesh.material_id {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:170:27
[INFO] [stdout]     |
[INFO] [stdout] 170 |   let mut models: Vec<Box<Hitable>> = vec![
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 170 |   let mut models: Vec<Box<dyn Hitable>> = vec![
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:183:27
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let material: Arc<Material>;
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let material: Arc<dyn Material>;
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:210:22
[INFO] [stdout]     |
[INFO] [stdout] 210 |   let world: Vec<Box<Hitable>> = models.into_iter().map(|s| s as Box<Hitable>).collect();
[INFO] [stdout]     |                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 210 |   let world: Vec<Box<dyn Hitable>> = models.into_iter().map(|s| s as Box<Hitable>).collect();
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:210:70
[INFO] [stdout]     |
[INFO] [stdout] 210 |   let world: Vec<Box<Hitable>> = models.into_iter().map(|s| s as Box<Hitable>).collect();
[INFO] [stdout]     |                                                                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 210 |   let world: Vec<Box<Hitable>> = models.into_iter().map(|s| s as Box<dyn Hitable>).collect();
[INFO] [stdout]     |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:216:18
[INFO] [stdout]     |
[INFO] [stdout] 216 |   let white: Arc<Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.73, 0.73, 0.73)) });
[INFO] [stdout]     |                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 216 |   let white: Arc<dyn Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.73, 0.73, 0.73)) });
[INFO] [stdout]     |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:217:18
[INFO] [stdout]     |
[INFO] [stdout] 217 |   let green: Arc<Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.12, 0.45, 0.15)) });
[INFO] [stdout]     |                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 217 |   let green: Arc<dyn Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.12, 0.45, 0.15)) });
[INFO] [stdout]     |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:219:23
[INFO] [stdout]     |
[INFO] [stdout] 219 |   let dielectric: Arc<Material> = Arc::new(Dielectric { ref_idx: 1.8 });
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 219 |   let dielectric: Arc<dyn Material> = Arc::new(Dielectric { ref_idx: 1.8 });
[INFO] [stdout]     |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:220:27
[INFO] [stdout]     |
[INFO] [stdout] 220 |   let subsurface: Vec<Box<Hitable>> = vec![
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 220 |   let subsurface: Vec<Box<dyn Hitable>> = vec![
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]    --> src/material.rs:154:21
[INFO] [stdout]     |
[INFO] [stdout] 154 |   fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> Option<Scatter> {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `render_cornell` is never used
[INFO] [stdout]    --> src/main.rs:145:4
[INFO] [stdout]     |
[INFO] [stdout] 145 | fn render_cornell(nx: usize, ny: usize, ns: usize, max_ray_depth: i32) -> Vec<u8> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cornell_box` is never used
[INFO] [stdout]    --> src/main.rs:214:4
[INFO] [stdout]     |
[INFO] [stdout] 214 | fn cornell_box() -> Vec<Box<Hitable>> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mat44` is never constructed
[INFO] [stdout]  --> src/mat44.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Mat44([[f32; 4]; 4]);
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `identity`, `translate`, `rotate`, `inverse`, and `mul_as_33` are never used
[INFO] [stdout]   --> src/mat44.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl Mat44 {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout]  9 |   pub fn identity() -> Mat44 {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |   pub fn translate(displacement: Vec3) -> Mat44 {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |   pub fn rotate(angle: f32, axis: Vec3) -> Mat44 {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |   pub fn inverse(&self) -> Mat44 {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |   pub fn mul_as_33(&self, other: Vec3) -> Vec3 {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `XyRect` is never constructed
[INFO] [stdout]    --> src/geometry/mod.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub struct XyRect {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `XzRect` is never constructed
[INFO] [stdout]    --> src/geometry/mod.rs:172:12
[INFO] [stdout]     |
[INFO] [stdout] 172 | pub struct XzRect {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `YzRect` is never constructed
[INFO] [stdout]    --> src/geometry/mod.rs:212:12
[INFO] [stdout]     |
[INFO] [stdout] 212 | pub struct YzRect {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlipNormals` is never constructed
[INFO] [stdout]    --> src/geometry/mod.rs:252:12
[INFO] [stdout]     |
[INFO] [stdout] 252 | pub struct FlipNormals {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_box` is never used
[INFO] [stdout]    --> src/geometry/mod.rs:272:8
[INFO] [stdout]     |
[INFO] [stdout] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<Material>) -> Vec<Box<Hitable>> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transform` is never constructed
[INFO] [stdout]    --> src/geometry/mod.rs:283:12
[INFO] [stdout]     |
[INFO] [stdout] 283 | pub struct Transform {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/geometry/mod.rs:290:10
[INFO] [stdout]     |
[INFO] [stdout] 289 | impl Transform {
[INFO] [stdout]     | -------------- associated function in this implementation
[INFO] [stdout] 290 |   pub fn new(hitable: Box<Hitable>, transform: Mat44) -> Transform {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConstantMedium` is never constructed
[INFO] [stdout]    --> src/geometry/mod.rs:349:12
[INFO] [stdout]     |
[INFO] [stdout] 349 | pub struct ConstantMedium {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/geometry/mod.rs:356:10
[INFO] [stdout]     |
[INFO] [stdout] 355 | impl ConstantMedium {
[INFO] [stdout]     | ------------------- associated function in this implementation
[INFO] [stdout] 356 |   pub fn new(boundary: Box<Hitable>, density: f32, a: Box<Texture>) -> ConstantMedium {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `w` is never read
[INFO] [stdout]   --> src/camera.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Camera {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |   w: Vec3
[INFO] [stdout]    |   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Camera` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DiffuseLight` is never constructed
[INFO] [stdout]    --> src/material.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub struct DiffuseLight {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Isotropic` is never constructed
[INFO] [stdout]    --> src/material.rs:149:12
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub struct Isotropic {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Void` is never constructed
[INFO] [stdout]   --> src/scene.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Void { }
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/geometry/mod.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord>;
[INFO] [stdout]    |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 22 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>>;
[INFO] [stdout]    |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/geometry/mod.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]    |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/geometry/mod.rs:81:10
[INFO] [stdout]    |
[INFO] [stdout] 81 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]    |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 81 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/geometry/mod.rs:149:10
[INFO] [stdout]     |
[INFO] [stdout] 149 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 149 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]     |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/geometry/mod.rs:189:10
[INFO] [stdout]     |
[INFO] [stdout] 189 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 189 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]     |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/geometry/mod.rs:229:10
[INFO] [stdout]     |
[INFO] [stdout] 229 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]     |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/geometry/mod.rs:261:10
[INFO] [stdout]     |
[INFO] [stdout] 261 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 261 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]     |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/geometry/mod.rs:332:10
[INFO] [stdout]     |
[INFO] [stdout] 332 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 332 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]     |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/geometry/mod.rs:370:10
[INFO] [stdout]     |
[INFO] [stdout] 370 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 370 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]     |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/geometry/triangle.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]    |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 41 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bvh.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn hit(&self, id: NodeId, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]    |          ^^^^^ the lifetime is elided here                           ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn hit(&self, id: NodeId, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bvh.rs:76:10
[INFO] [stdout]    |
[INFO] [stdout] 76 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]    |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 76 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.23s
[INFO] running `Command { std: "docker" "inspect" "2dd260d57c269c1ccd8fb90b827c360a6c6496ee7af284b41e9ca2c6a7dc0ec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd260d57c269c1ccd8fb90b827c360a6c6496ee7af284b41e9ca2c6a7dc0ec1", kill_on_drop: false }`
[INFO] [stdout] 2dd260d57c269c1ccd8fb90b827c360a6c6496ee7af284b41e9ca2c6a7dc0ec1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0339ce381e49c402609ff7e4cb09096e5a0a5978f05a614122aa722a14aa8a4e
[INFO] running `Command { std: "docker" "start" "-a" "0339ce381e49c402609ff7e4cb09096e5a0a5978f05a614122aa722a14aa8a4e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling rt-in-1-week v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: attribute must be of the form `#[test]`
[INFO] [stdout]    --> src/vec3.rs:196:3
[INFO] [stdout]     |
[INFO] [stdout] 196 |   #[test()]
[INFO] [stdout]     |   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stdout]     = note: `#[warn(ill_formed_attribute_input)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute must be of the form `#[test]`
[INFO] [stdout]    --> src/vec3.rs:207:3
[INFO] [stdout]     |
[INFO] [stdout] 207 |   #[test()]
[INFO] [stdout]     |   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute must be of the form `#[test]`
[INFO] [stdout]    --> src/mat44.rs:126:3
[INFO] [stdout]     |
[INFO] [stdout] 126 |   #[test()]
[INFO] [stdout]     |   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/geometry/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::collections::HashMap;
[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: `unit_vector`
[INFO] [stdout]   --> src/main.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout] 25 | use vec3::{Vec3, unit_vector};
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ray::Ray`
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use ray::Ray;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:77:82
[INFO] [stdout]    |
[INFO] [stdout] 77 |   let ns = matches.value_of("samples").unwrap_or("25").parse::<usize>().unwrap();;
[INFO] [stdout]    |                                                                                  ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:78:97
[INFO] [stdout]    |
[INFO] [stdout] 78 |   let max_ray_depth = matches.value_of("max_ray_depth").unwrap_or("10").parse::<i32>().unwrap();;
[INFO] [stdout]    |                                                                                                 ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/geometry/triangle.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |   material: Arc<Material>
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 |   material: Arc<dyn Material>
[INFO] [stdout]    |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/geometry/mod.rs:77:21
[INFO] [stdout]    |
[INFO] [stdout] 77 |   pub material: Arc<Material>
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 |   pub material: Arc<dyn Material>
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:138:21
[INFO] [stdout]     |
[INFO] [stdout] 138 |   pub material: Arc<Material>
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 138 |   pub material: Arc<dyn Material>
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:178:21
[INFO] [stdout]     |
[INFO] [stdout] 178 |   pub material: Arc<Material>
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 178 |   pub material: Arc<dyn Material>
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:218:21
[INFO] [stdout]     |
[INFO] [stdout] 218 |   pub material: Arc<Material>
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 218 |   pub material: Arc<dyn Material>
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:253:20
[INFO] [stdout]     |
[INFO] [stdout] 253 |   pub hitable: Box<Hitable>
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 253 |   pub hitable: Box<dyn Hitable>
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:284:20
[INFO] [stdout]     |
[INFO] [stdout] 284 |   pub hitable: Box<Hitable>,
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 284 |   pub hitable: Box<dyn Hitable>,
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:350:17
[INFO] [stdout]     |
[INFO] [stdout] 350 |   boundary: Box<Hitable>,
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 350 |   boundary: Box<dyn Hitable>,
[INFO] [stdout]     |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bvh.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout] 22 |   hitable: Option<&'a Box<Hitable>>
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 |   hitable: Option<&'a Box<dyn Hitable>>
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/material.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 |   pub material: &'a Material,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 11 |   pub material: &'a dyn Material,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/material.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |   pub odd: Box<Texture>,
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 |   pub odd: Box<dyn Texture>,
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/material.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |   pub even: Box<Texture>
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 |   pub even: Box<dyn Texture>
[INFO] [stdout]    |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/material.rs:69:19
[INFO] [stdout]    |
[INFO] [stdout] 69 |   pub albedo: Box<Texture>
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 69 |   pub albedo: Box<dyn Texture>
[INFO] [stdout]    |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/material.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |   pub emit: Box<Texture>
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 136 |   pub emit: Box<dyn Texture>
[INFO] [stdout]     |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/material.rs:150:19
[INFO] [stdout]     |
[INFO] [stdout] 150 |   pub albedo: Box<Texture>
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 150 |   pub albedo: Box<dyn Texture>
[INFO] [stdout]     |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:30:24
[INFO] [stdout]    |
[INFO] [stdout] 30 |   pub environment: Box<SceneEnvironment>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |   pub environment: Box<dyn SceneEnvironment>,
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/geometry/mod.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl fmt::Debug for Hitable {
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl fmt::Debug for dyn Hitable {
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/geometry/mod.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Hitable for Vec<Box<Hitable>> {
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Hitable for Vec<Box<dyn Hitable>> {
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bvh.rs:82:30
[INFO] [stdout]    |
[INFO] [stdout] 82 |   pub fn new(l: &'a mut [Box<Hitable>]) -> BvhTree<'a> {
[INFO] [stdout]    |                              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 82 |   pub fn new(l: &'a mut [Box<dyn Hitable>]) -> BvhTree<'a> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bvh.rs:89:39
[INFO] [stdout]    |
[INFO] [stdout] 89 |   fn build(&mut self, l: &'a mut [Box<Hitable>]) -> NodeId {
[INFO] [stdout]    |                                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 89 |   fn build(&mut self, l: &'a mut [Box<dyn Hitable>]) -> NodeId {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bvh.rs:124:43
[INFO] [stdout]     |
[INFO] [stdout] 124 |   fn new_leaf(&mut self, hitable: &'a Box<Hitable>) -> NodeId {
[INFO] [stdout]     |                                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 124 |   fn new_leaf(&mut self, hitable: &'a Box<dyn Hitable>) -> NodeId {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:35:38
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn new(models: &'a mut Vec<Box<Hitable>>, environment: Box<SceneEnvironment>, max_ray_depth: i32) -> Scene<'a> {
[INFO] [stdout]    |                                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn new(models: &'a mut Vec<Box<dyn Hitable>>, environment: Box<SceneEnvironment>, max_ray_depth: i32) -> Scene<'a> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:35:66
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn new(models: &'a mut Vec<Box<Hitable>>, environment: Box<SceneEnvironment>, max_ray_depth: i32) -> Scene<'a> {
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 35 |   pub fn new(models: &'a mut Vec<Box<Hitable>>, environment: Box<dyn SceneEnvironment>, max_ray_depth: i32) -> Scene<'a> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:272:50
[INFO] [stdout]     |
[INFO] [stdout] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<Material>) -> Vec<Box<Hitable>> {
[INFO] [stdout]     |                                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<dyn Material>) -> Vec<Box<Hitable>> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:272:72
[INFO] [stdout]     |
[INFO] [stdout] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<Material>) -> Vec<Box<Hitable>> {
[INFO] [stdout]     |                                                                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<Material>) -> Vec<Box<dyn Hitable>> {
[INFO] [stdout]     |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:410:47
[INFO] [stdout]     |
[INFO] [stdout] 410 | pub fn obj_to_hitable(path: &Path) -> Vec<Box<Hitable>> {
[INFO] [stdout]     |                                               ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 410 | pub fn obj_to_hitable(path: &Path) -> Vec<Box<dyn Hitable>> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bvh.rs:166:26
[INFO] [stdout]     |
[INFO] [stdout] 166 | fn box_x_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 166 | fn box_x_compare(a: &Box<dyn Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bvh.rs:166:44
[INFO] [stdout]     |
[INFO] [stdout] 166 | fn box_x_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                                            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 166 | fn box_x_compare(a: &Box<Hitable>, b: &Box<dyn Hitable>) -> Ordering {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bvh.rs:180:26
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn box_y_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn box_y_compare(a: &Box<dyn Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bvh.rs:180:44
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn box_y_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                                            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn box_y_compare(a: &Box<Hitable>, b: &Box<dyn Hitable>) -> Ordering {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bvh.rs:194:26
[INFO] [stdout]     |
[INFO] [stdout] 194 | fn box_z_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 194 | fn box_z_compare(a: &Box<dyn Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bvh.rs:194:44
[INFO] [stdout]     |
[INFO] [stdout] 194 | fn box_z_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stdout]     |                                            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 194 | fn box_z_compare(a: &Box<Hitable>, b: &Box<dyn Hitable>) -> Ordering {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:165:30
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn random_scene() -> Vec<Box<Hitable>> {
[INFO] [stdout]     |                              ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn random_scene() -> Vec<Box<dyn Hitable>> {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:214:29
[INFO] [stdout]     |
[INFO] [stdout] 214 | fn cornell_box() -> Vec<Box<Hitable>> {
[INFO] [stdout]     |                             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 214 | fn cornell_box() -> Vec<Box<dyn Hitable>> {
[INFO] [stdout]     |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/geometry/triangle.rs:18:58
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn new(v0: Vec3, v1: Vec3, v2: Vec3, material: Arc<Material>) -> Triangle {
[INFO] [stdout]    |                                                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn new(v0: Vec3, v1: Vec3, v2: Vec3, material: Arc<dyn Material>) -> Triangle {
[INFO] [stdout]    |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/geometry/triangle.rs:22:84
[INFO] [stdout]    |
[INFO] [stdout] 22 |   pub fn new_with_normal(v0: Vec3, v1: Vec3, v2: Vec3, normal: Vec3, material: Arc<Material>) -> Triangle {
[INFO] [stdout]    |                                                                                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 |   pub fn new_with_normal(v0: Vec3, v1: Vec3, v2: Vec3, normal: Vec3, material: Arc<dyn Material>) -> Triangle {
[INFO] [stdout]    |                                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:290:27
[INFO] [stdout]     |
[INFO] [stdout] 290 |   pub fn new(hitable: Box<Hitable>, transform: Mat44) -> Transform {
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 290 |   pub fn new(hitable: Box<dyn Hitable>, transform: Mat44) -> Transform {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:356:28
[INFO] [stdout]     |
[INFO] [stdout] 356 |   pub fn new(boundary: Box<Hitable>, density: f32, a: Box<Texture>) -> ConstantMedium {
[INFO] [stdout]     |                            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 356 |   pub fn new(boundary: Box<dyn Hitable>, density: f32, a: Box<Texture>) -> ConstantMedium {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:356:59
[INFO] [stdout]     |
[INFO] [stdout] 356 |   pub fn new(boundary: Box<Hitable>, density: f32, a: Box<Texture>) -> ConstantMedium {
[INFO] [stdout]     |                                                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 356 |   pub fn new(boundary: Box<Hitable>, density: f32, a: Box<dyn Texture>) -> ConstantMedium {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:413:26
[INFO] [stdout]     |
[INFO] [stdout] 413 |   let mut world: Vec<Box<Hitable>> = Vec::new();
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 413 |   let mut world: Vec<Box<dyn Hitable>> = Vec::new();
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:415:24
[INFO] [stdout]     |
[INFO] [stdout] 415 |   let default_mat: Arc<Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.6, 0.6, 0.6)) });
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 415 |   let default_mat: Arc<dyn Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.6, 0.6, 0.6)) });
[INFO] [stdout]     |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:416:26
[INFO] [stdout]     |
[INFO] [stdout] 416 |   let materials: Vec<Arc<Material>> = mtls.iter().map(|m| {
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 416 |   let materials: Vec<Arc<dyn Material>> = mtls.iter().map(|m| {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:417:18
[INFO] [stdout]     |
[INFO] [stdout] 417 |     let mat: Arc<Material> = match m.illumination_model {
[INFO] [stdout]     |                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 417 |     let mat: Arc<dyn Material> = match m.illumination_model {
[INFO] [stdout]     |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/geometry/mod.rs:436:20
[INFO] [stdout]     |
[INFO] [stdout] 436 |       let mat: Arc<Material> = match mesh.material_id {
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 436 |       let mat: Arc<dyn Material> = match mesh.material_id {
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:170:27
[INFO] [stdout]     |
[INFO] [stdout] 170 |   let mut models: Vec<Box<Hitable>> = vec![
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 170 |   let mut models: Vec<Box<dyn Hitable>> = vec![
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:183:27
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let material: Arc<Material>;
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let material: Arc<dyn Material>;
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:210:22
[INFO] [stdout]     |
[INFO] [stdout] 210 |   let world: Vec<Box<Hitable>> = models.into_iter().map(|s| s as Box<Hitable>).collect();
[INFO] [stdout]     |                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 210 |   let world: Vec<Box<dyn Hitable>> = models.into_iter().map(|s| s as Box<Hitable>).collect();
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:210:70
[INFO] [stdout]     |
[INFO] [stdout] 210 |   let world: Vec<Box<Hitable>> = models.into_iter().map(|s| s as Box<Hitable>).collect();
[INFO] [stdout]     |                                                                      ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 210 |   let world: Vec<Box<Hitable>> = models.into_iter().map(|s| s as Box<dyn Hitable>).collect();
[INFO] [stdout]     |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:216:18
[INFO] [stdout]     |
[INFO] [stdout] 216 |   let white: Arc<Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.73, 0.73, 0.73)) });
[INFO] [stdout]     |                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 216 |   let white: Arc<dyn Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.73, 0.73, 0.73)) });
[INFO] [stdout]     |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:217:18
[INFO] [stdout]     |
[INFO] [stdout] 217 |   let green: Arc<Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.12, 0.45, 0.15)) });
[INFO] [stdout]     |                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 217 |   let green: Arc<dyn Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.12, 0.45, 0.15)) });
[INFO] [stdout]     |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:219:23
[INFO] [stdout]     |
[INFO] [stdout] 219 |   let dielectric: Arc<Material> = Arc::new(Dielectric { ref_idx: 1.8 });
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 219 |   let dielectric: Arc<dyn Material> = Arc::new(Dielectric { ref_idx: 1.8 });
[INFO] [stdout]     |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:220:27
[INFO] [stdout]     |
[INFO] [stdout] 220 |   let subsurface: Vec<Box<Hitable>> = vec![
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 220 |   let subsurface: Vec<Box<dyn Hitable>> = vec![
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]    --> src/material.rs:154:21
[INFO] [stdout]     |
[INFO] [stdout] 154 |   fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> Option<Scatter> {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `render_cornell` is never used
[INFO] [stdout]    --> src/main.rs:145:4
[INFO] [stdout]     |
[INFO] [stdout] 145 | fn render_cornell(nx: usize, ny: usize, ns: usize, max_ray_depth: i32) -> Vec<u8> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cornell_box` is never used
[INFO] [stdout]    --> src/main.rs:214:4
[INFO] [stdout]     |
[INFO] [stdout] 214 | fn cornell_box() -> Vec<Box<Hitable>> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `identity`, `translate`, `rotate`, `inverse`, and `mul_as_33` are never used
[INFO] [stdout]   --> src/mat44.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl Mat44 {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout]  9 |   pub fn identity() -> Mat44 {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |   pub fn translate(displacement: Vec3) -> Mat44 {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |   pub fn rotate(angle: f32, axis: Vec3) -> Mat44 {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |   pub fn inverse(&self) -> Mat44 {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |   pub fn mul_as_33(&self, other: Vec3) -> Vec3 {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `XyRect` is never constructed
[INFO] [stdout]    --> src/geometry/mod.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub struct XyRect {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `XzRect` is never constructed
[INFO] [stdout]    --> src/geometry/mod.rs:172:12
[INFO] [stdout]     |
[INFO] [stdout] 172 | pub struct XzRect {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `YzRect` is never constructed
[INFO] [stdout]    --> src/geometry/mod.rs:212:12
[INFO] [stdout]     |
[INFO] [stdout] 212 | pub struct YzRect {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FlipNormals` is never constructed
[INFO] [stdout]    --> src/geometry/mod.rs:252:12
[INFO] [stdout]     |
[INFO] [stdout] 252 | pub struct FlipNormals {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_box` is never used
[INFO] [stdout]    --> src/geometry/mod.rs:272:8
[INFO] [stdout]     |
[INFO] [stdout] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<Material>) -> Vec<Box<Hitable>> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transform` is never constructed
[INFO] [stdout]    --> src/geometry/mod.rs:283:12
[INFO] [stdout]     |
[INFO] [stdout] 283 | pub struct Transform {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/geometry/mod.rs:290:10
[INFO] [stdout]     |
[INFO] [stdout] 289 | impl Transform {
[INFO] [stdout]     | -------------- associated function in this implementation
[INFO] [stdout] 290 |   pub fn new(hitable: Box<Hitable>, transform: Mat44) -> Transform {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConstantMedium` is never constructed
[INFO] [stdout]    --> src/geometry/mod.rs:349:12
[INFO] [stdout]     |
[INFO] [stdout] 349 | pub struct ConstantMedium {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/geometry/mod.rs:356:10
[INFO] [stdout]     |
[INFO] [stdout] 355 | impl ConstantMedium {
[INFO] [stdout]     | ------------------- associated function in this implementation
[INFO] [stdout] 356 |   pub fn new(boundary: Box<Hitable>, density: f32, a: Box<Texture>) -> ConstantMedium {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `w` is never read
[INFO] [stdout]   --> src/camera.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Camera {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |   w: Vec3
[INFO] [stdout]    |   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Camera` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DiffuseLight` is never constructed
[INFO] [stdout]    --> src/material.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub struct DiffuseLight {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Isotropic` is never constructed
[INFO] [stdout]    --> src/material.rs:149:12
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub struct Isotropic {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Void` is never constructed
[INFO] [stdout]   --> src/scene.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Void { }
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/geometry/mod.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord>;
[INFO] [stdout]    |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 22 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>>;
[INFO] [stdout]    |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/geometry/mod.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]    |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/geometry/mod.rs:81:10
[INFO] [stdout]    |
[INFO] [stdout] 81 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]    |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 81 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/geometry/mod.rs:149:10
[INFO] [stdout]     |
[INFO] [stdout] 149 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 149 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]     |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/geometry/mod.rs:189:10
[INFO] [stdout]     |
[INFO] [stdout] 189 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 189 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]     |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/geometry/mod.rs:229:10
[INFO] [stdout]     |
[INFO] [stdout] 229 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]     |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/geometry/mod.rs:261:10
[INFO] [stdout]     |
[INFO] [stdout] 261 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 261 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]     |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/geometry/mod.rs:332:10
[INFO] [stdout]     |
[INFO] [stdout] 332 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 332 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]     |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/geometry/mod.rs:370:10
[INFO] [stdout]     |
[INFO] [stdout] 370 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 370 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]     |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/geometry/triangle.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]    |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 41 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bvh.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn hit(&self, id: NodeId, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]    |          ^^^^^ the lifetime is elided here                           ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn hit(&self, id: NodeId, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bvh.rs:76:10
[INFO] [stdout]    |
[INFO] [stdout] 76 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stdout]    |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 76 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rt-in-1-week v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "0339ce381e49c402609ff7e4cb09096e5a0a5978f05a614122aa722a14aa8a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0339ce381e49c402609ff7e4cb09096e5a0a5978f05a614122aa722a14aa8a4e", kill_on_drop: false }`
[INFO] [stdout] 0339ce381e49c402609ff7e4cb09096e5a0a5978f05a614122aa722a14aa8a4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c378d600dc0d11075264f2e0e93e0e27de29a8ec1d813c90634badf81f73fa4
[INFO] running `Command { std: "docker" "start" "-a" "4c378d600dc0d11075264f2e0e93e0e27de29a8ec1d813c90634badf81f73fa4", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: attribute must be of the form `#[test]`
[INFO] [stderr]    --> src/vec3.rs:196:3
[INFO] [stderr]     |
[INFO] [stderr] 196 |   #[test()]
[INFO] [stderr]     |   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stderr]     = note: `#[warn(ill_formed_attribute_input)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: attribute must be of the form `#[test]`
[INFO] [stderr]    --> src/vec3.rs:207:3
[INFO] [stderr]     |
[INFO] [stderr] 207 |   #[test()]
[INFO] [stderr]     |   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stderr] 
[INFO] [stderr] warning: attribute must be of the form `#[test]`
[INFO] [stderr]    --> src/mat44.rs:126:3
[INFO] [stderr]     |
[INFO] [stderr] 126 |   #[test()]
[INFO] [stderr]     |   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]   --> src/geometry/mod.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::collections::HashMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `unit_vector`
[INFO] [stderr]   --> src/main.rs:25:18
[INFO] [stderr]    |
[INFO] [stderr] 25 | use vec3::{Vec3, unit_vector};
[INFO] [stderr]    |                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ray::Ray`
[INFO] [stderr]   --> src/main.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | use ray::Ray;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:77:82
[INFO] [stderr]    |
[INFO] [stderr] 77 |   let ns = matches.value_of("samples").unwrap_or("25").parse::<usize>().unwrap();;
[INFO] [stderr]    |                                                                                  ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:78:97
[INFO] [stderr]    |
[INFO] [stderr] 78 |   let max_ray_depth = matches.value_of("max_ray_depth").unwrap_or("10").parse::<i32>().unwrap();;
[INFO] [stderr]    |                                                                                                 ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/geometry/triangle.rs:14:17
[INFO] [stderr]    |
[INFO] [stderr] 14 |   material: Arc<Material>
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 14 |   material: Arc<dyn Material>
[INFO] [stderr]    |                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/geometry/mod.rs:77:21
[INFO] [stderr]    |
[INFO] [stderr] 77 |   pub material: Arc<Material>
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 77 |   pub material: Arc<dyn Material>
[INFO] [stderr]    |                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:138:21
[INFO] [stderr]     |
[INFO] [stderr] 138 |   pub material: Arc<Material>
[INFO] [stderr]     |                     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 138 |   pub material: Arc<dyn Material>
[INFO] [stderr]     |                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:178:21
[INFO] [stderr]     |
[INFO] [stderr] 178 |   pub material: Arc<Material>
[INFO] [stderr]     |                     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 178 |   pub material: Arc<dyn Material>
[INFO] [stderr]     |                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:218:21
[INFO] [stderr]     |
[INFO] [stderr] 218 |   pub material: Arc<Material>
[INFO] [stderr]     |                     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 218 |   pub material: Arc<dyn Material>
[INFO] [stderr]     |                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:253:20
[INFO] [stderr]     |
[INFO] [stderr] 253 |   pub hitable: Box<Hitable>
[INFO] [stderr]     |                    ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 253 |   pub hitable: Box<dyn Hitable>
[INFO] [stderr]     |                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:284:20
[INFO] [stderr]     |
[INFO] [stderr] 284 |   pub hitable: Box<Hitable>,
[INFO] [stderr]     |                    ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 284 |   pub hitable: Box<dyn Hitable>,
[INFO] [stderr]     |                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:350:17
[INFO] [stderr]     |
[INFO] [stderr] 350 |   boundary: Box<Hitable>,
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 350 |   boundary: Box<dyn Hitable>,
[INFO] [stderr]     |                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bvh.rs:22:27
[INFO] [stderr]    |
[INFO] [stderr] 22 |   hitable: Option<&'a Box<Hitable>>
[INFO] [stderr]    |                           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 22 |   hitable: Option<&'a Box<dyn Hitable>>
[INFO] [stderr]    |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/material.rs:11:21
[INFO] [stderr]    |
[INFO] [stderr] 11 |   pub material: &'a Material,
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 11 |   pub material: &'a dyn Material,
[INFO] [stderr]    |                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/material.rs:49:16
[INFO] [stderr]    |
[INFO] [stderr] 49 |   pub odd: Box<Texture>,
[INFO] [stderr]    |                ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 49 |   pub odd: Box<dyn Texture>,
[INFO] [stderr]    |                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/material.rs:50:17
[INFO] [stderr]    |
[INFO] [stderr] 50 |   pub even: Box<Texture>
[INFO] [stderr]    |                 ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 50 |   pub even: Box<dyn Texture>
[INFO] [stderr]    |                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/material.rs:69:19
[INFO] [stderr]    |
[INFO] [stderr] 69 |   pub albedo: Box<Texture>
[INFO] [stderr]    |                   ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 69 |   pub albedo: Box<dyn Texture>
[INFO] [stderr]    |                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/material.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |   pub emit: Box<Texture>
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 136 |   pub emit: Box<dyn Texture>
[INFO] [stderr]     |                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/material.rs:150:19
[INFO] [stderr]     |
[INFO] [stderr] 150 |   pub albedo: Box<Texture>
[INFO] [stderr]     |                   ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 150 |   pub albedo: Box<dyn Texture>
[INFO] [stderr]     |                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/scene.rs:30:24
[INFO] [stderr]    |
[INFO] [stderr] 30 |   pub environment: Box<SceneEnvironment>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 30 |   pub environment: Box<dyn SceneEnvironment>,
[INFO] [stderr]    |                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/geometry/mod.rs:26:21
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl fmt::Debug for Hitable {
[INFO] [stderr]    |                     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl fmt::Debug for dyn Hitable {
[INFO] [stderr]    |                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/geometry/mod.rs:32:26
[INFO] [stderr]    |
[INFO] [stderr] 32 | impl Hitable for Vec<Box<Hitable>> {
[INFO] [stderr]    |                          ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 32 | impl Hitable for Vec<Box<dyn Hitable>> {
[INFO] [stderr]    |                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bvh.rs:82:30
[INFO] [stderr]    |
[INFO] [stderr] 82 |   pub fn new(l: &'a mut [Box<Hitable>]) -> BvhTree<'a> {
[INFO] [stderr]    |                              ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 82 |   pub fn new(l: &'a mut [Box<dyn Hitable>]) -> BvhTree<'a> {
[INFO] [stderr]    |                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bvh.rs:89:39
[INFO] [stderr]    |
[INFO] [stderr] 89 |   fn build(&mut self, l: &'a mut [Box<Hitable>]) -> NodeId {
[INFO] [stderr]    |                                       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 89 |   fn build(&mut self, l: &'a mut [Box<dyn Hitable>]) -> NodeId {
[INFO] [stderr]    |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bvh.rs:124:43
[INFO] [stderr]     |
[INFO] [stderr] 124 |   fn new_leaf(&mut self, hitable: &'a Box<Hitable>) -> NodeId {
[INFO] [stderr]     |                                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 124 |   fn new_leaf(&mut self, hitable: &'a Box<dyn Hitable>) -> NodeId {
[INFO] [stderr]     |                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/scene.rs:35:38
[INFO] [stderr]    |
[INFO] [stderr] 35 |   pub fn new(models: &'a mut Vec<Box<Hitable>>, environment: Box<SceneEnvironment>, max_ray_depth: i32) -> Scene<'a> {
[INFO] [stderr]    |                                      ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 35 |   pub fn new(models: &'a mut Vec<Box<dyn Hitable>>, environment: Box<SceneEnvironment>, max_ray_depth: i32) -> Scene<'a> {
[INFO] [stderr]    |                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/scene.rs:35:66
[INFO] [stderr]    |
[INFO] [stderr] 35 |   pub fn new(models: &'a mut Vec<Box<Hitable>>, environment: Box<SceneEnvironment>, max_ray_depth: i32) -> Scene<'a> {
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 35 |   pub fn new(models: &'a mut Vec<Box<Hitable>>, environment: Box<dyn SceneEnvironment>, max_ray_depth: i32) -> Scene<'a> {
[INFO] [stderr]    |                                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:272:50
[INFO] [stderr]     |
[INFO] [stderr] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<Material>) -> Vec<Box<Hitable>> {
[INFO] [stderr]     |                                                  ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<dyn Material>) -> Vec<Box<Hitable>> {
[INFO] [stderr]     |                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:272:72
[INFO] [stderr]     |
[INFO] [stderr] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<Material>) -> Vec<Box<Hitable>> {
[INFO] [stderr]     |                                                                        ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<Material>) -> Vec<Box<dyn Hitable>> {
[INFO] [stderr]     |                                                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:410:47
[INFO] [stderr]     |
[INFO] [stderr] 410 | pub fn obj_to_hitable(path: &Path) -> Vec<Box<Hitable>> {
[INFO] [stderr]     |                                               ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 410 | pub fn obj_to_hitable(path: &Path) -> Vec<Box<dyn Hitable>> {
[INFO] [stderr]     |                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bvh.rs:166:26
[INFO] [stderr]     |
[INFO] [stderr] 166 | fn box_x_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stderr]     |                          ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 166 | fn box_x_compare(a: &Box<dyn Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stderr]     |                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bvh.rs:166:44
[INFO] [stderr]     |
[INFO] [stderr] 166 | fn box_x_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stderr]     |                                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 166 | fn box_x_compare(a: &Box<Hitable>, b: &Box<dyn Hitable>) -> Ordering {
[INFO] [stderr]     |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bvh.rs:180:26
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn box_y_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stderr]     |                          ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn box_y_compare(a: &Box<dyn Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stderr]     |                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bvh.rs:180:44
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn box_y_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stderr]     |                                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn box_y_compare(a: &Box<Hitable>, b: &Box<dyn Hitable>) -> Ordering {
[INFO] [stderr]     |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bvh.rs:194:26
[INFO] [stderr]     |
[INFO] [stderr] 194 | fn box_z_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stderr]     |                          ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 194 | fn box_z_compare(a: &Box<dyn Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stderr]     |                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bvh.rs:194:44
[INFO] [stderr]     |
[INFO] [stderr] 194 | fn box_z_compare(a: &Box<Hitable>, b: &Box<Hitable>) -> Ordering {
[INFO] [stderr]     |                                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 194 | fn box_z_compare(a: &Box<Hitable>, b: &Box<dyn Hitable>) -> Ordering {
[INFO] [stderr]     |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:165:30
[INFO] [stderr]     |
[INFO] [stderr] 165 | fn random_scene() -> Vec<Box<Hitable>> {
[INFO] [stderr]     |                              ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 165 | fn random_scene() -> Vec<Box<dyn Hitable>> {
[INFO] [stderr]     |                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:214:29
[INFO] [stderr]     |
[INFO] [stderr] 214 | fn cornell_box() -> Vec<Box<Hitable>> {
[INFO] [stderr]     |                             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 214 | fn cornell_box() -> Vec<Box<dyn Hitable>> {
[INFO] [stderr]     |                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/geometry/triangle.rs:18:58
[INFO] [stderr]    |
[INFO] [stderr] 18 |   pub fn new(v0: Vec3, v1: Vec3, v2: Vec3, material: Arc<Material>) -> Triangle {
[INFO] [stderr]    |                                                          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 18 |   pub fn new(v0: Vec3, v1: Vec3, v2: Vec3, material: Arc<dyn Material>) -> Triangle {
[INFO] [stderr]    |                                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/geometry/triangle.rs:22:84
[INFO] [stderr]    |
[INFO] [stderr] 22 |   pub fn new_with_normal(v0: Vec3, v1: Vec3, v2: Vec3, normal: Vec3, material: Arc<Material>) -> Triangle {
[INFO] [stderr]    |                                                                                    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 22 |   pub fn new_with_normal(v0: Vec3, v1: Vec3, v2: Vec3, normal: Vec3, material: Arc<dyn Material>) -> Triangle {
[INFO] [stderr]    |                                                                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:290:27
[INFO] [stderr]     |
[INFO] [stderr] 290 |   pub fn new(hitable: Box<Hitable>, transform: Mat44) -> Transform {
[INFO] [stderr]     |                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 290 |   pub fn new(hitable: Box<dyn Hitable>, transform: Mat44) -> Transform {
[INFO] [stderr]     |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:356:28
[INFO] [stderr]     |
[INFO] [stderr] 356 |   pub fn new(boundary: Box<Hitable>, density: f32, a: Box<Texture>) -> ConstantMedium {
[INFO] [stderr]     |                            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 356 |   pub fn new(boundary: Box<dyn Hitable>, density: f32, a: Box<Texture>) -> ConstantMedium {
[INFO] [stderr]     |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:356:59
[INFO] [stderr]     |
[INFO] [stderr] 356 |   pub fn new(boundary: Box<Hitable>, density: f32, a: Box<Texture>) -> ConstantMedium {
[INFO] [stderr]     |                                                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 356 |   pub fn new(boundary: Box<Hitable>, density: f32, a: Box<dyn Texture>) -> ConstantMedium {
[INFO] [stderr]     |                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:413:26
[INFO] [stderr]     |
[INFO] [stderr] 413 |   let mut world: Vec<Box<Hitable>> = Vec::new();
[INFO] [stderr]     |                          ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 413 |   let mut world: Vec<Box<dyn Hitable>> = Vec::new();
[INFO] [stderr]     |                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:415:24
[INFO] [stderr]     |
[INFO] [stderr] 415 |   let default_mat: Arc<Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.6, 0.6, 0.6)) });
[INFO] [stderr]     |                        ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 415 |   let default_mat: Arc<dyn Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.6, 0.6, 0.6)) });
[INFO] [stderr]     |                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:416:26
[INFO] [stderr]     |
[INFO] [stderr] 416 |   let materials: Vec<Arc<Material>> = mtls.iter().map(|m| {
[INFO] [stderr]     |                          ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 416 |   let materials: Vec<Arc<dyn Material>> = mtls.iter().map(|m| {
[INFO] [stderr]     |                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:417:18
[INFO] [stderr]     |
[INFO] [stderr] 417 |     let mat: Arc<Material> = match m.illumination_model {
[INFO] [stderr]     |                  ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 417 |     let mat: Arc<dyn Material> = match m.illumination_model {
[INFO] [stderr]     |                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/geometry/mod.rs:436:20
[INFO] [stderr]     |
[INFO] [stderr] 436 |       let mat: Arc<Material> = match mesh.material_id {
[INFO] [stderr]     |                    ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 436 |       let mat: Arc<dyn Material> = match mesh.material_id {
[INFO] [stderr]     |                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:170:27
[INFO] [stderr]     |
[INFO] [stderr] 170 |   let mut models: Vec<Box<Hitable>> = vec![
[INFO] [stderr]     |                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 170 |   let mut models: Vec<Box<dyn Hitable>> = vec![
[INFO] [stderr]     |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:183:27
[INFO] [stderr]     |
[INFO] [stderr] 183 |         let material: Arc<Material>;
[INFO] [stderr]     |                           ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 183 |         let material: Arc<dyn Material>;
[INFO] [stderr]     |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:210:22
[INFO] [stderr]     |
[INFO] [stderr] 210 |   let world: Vec<Box<Hitable>> = models.into_iter().map(|s| s as Box<Hitable>).collect();
[INFO] [stderr]     |                      ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 210 |   let world: Vec<Box<dyn Hitable>> = models.into_iter().map(|s| s as Box<Hitable>).collect();
[INFO] [stderr]     |                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:210:70
[INFO] [stderr]     |
[INFO] [stderr] 210 |   let world: Vec<Box<Hitable>> = models.into_iter().map(|s| s as Box<Hitable>).collect();
[INFO] [stderr]     |                                                                      ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 210 |   let world: Vec<Box<Hitable>> = models.into_iter().map(|s| s as Box<dyn Hitable>).collect();
[INFO] [stderr]     |                                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:216:18
[INFO] [stderr]     |
[INFO] [stderr] 216 |   let white: Arc<Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.73, 0.73, 0.73)) });
[INFO] [stderr]     |                  ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 216 |   let white: Arc<dyn Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.73, 0.73, 0.73)) });
[INFO] [stderr]     |                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:217:18
[INFO] [stderr]     |
[INFO] [stderr] 217 |   let green: Arc<Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.12, 0.45, 0.15)) });
[INFO] [stderr]     |                  ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 217 |   let green: Arc<dyn Material> = Arc::new(Lambertian { albedo: Box::new(ConstantTexture::new(0.12, 0.45, 0.15)) });
[INFO] [stderr]     |                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:219:23
[INFO] [stderr]     |
[INFO] [stderr] 219 |   let dielectric: Arc<Material> = Arc::new(Dielectric { ref_idx: 1.8 });
[INFO] [stderr]     |                       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 219 |   let dielectric: Arc<dyn Material> = Arc::new(Dielectric { ref_idx: 1.8 });
[INFO] [stderr]     |                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:220:27
[INFO] [stderr]     |
[INFO] [stderr] 220 |   let subsurface: Vec<Box<Hitable>> = vec![
[INFO] [stderr]     |                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 220 |   let subsurface: Vec<Box<dyn Hitable>> = vec![
[INFO] [stderr]     |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]    --> src/material.rs:154:21
[INFO] [stderr]     |
[INFO] [stderr] 154 |   fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> Option<Scatter> {
[INFO] [stderr]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `render_cornell` is never used
[INFO] [stderr]    --> src/main.rs:145:4
[INFO] [stderr]     |
[INFO] [stderr] 145 | fn render_cornell(nx: usize, ny: usize, ns: usize, max_ray_depth: i32) -> Vec<u8> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `cornell_box` is never used
[INFO] [stderr]    --> src/main.rs:214:4
[INFO] [stderr]     |
[INFO] [stderr] 214 | fn cornell_box() -> Vec<Box<Hitable>> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `identity`, `translate`, `rotate`, `inverse`, and `mul_as_33` are never used
[INFO] [stderr]   --> src/mat44.rs:9:10
[INFO] [stderr]    |
[INFO] [stderr]  8 | impl Mat44 {
[INFO] [stderr]    | ---------- associated items in this implementation
[INFO] [stderr]  9 |   pub fn identity() -> Mat44 {
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 17 |   pub fn translate(displacement: Vec3) -> Mat44 {
[INFO] [stderr]    |          ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 25 |   pub fn rotate(angle: f32, axis: Vec3) -> Mat44 {
[INFO] [stderr]    |          ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 39 |   pub fn inverse(&self) -> Mat44 {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 85 |   pub fn mul_as_33(&self, other: Vec3) -> Vec3 {
[INFO] [stderr]    |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `XyRect` is never constructed
[INFO] [stderr]    --> src/geometry/mod.rs:132:12
[INFO] [stderr]     |
[INFO] [stderr] 132 | pub struct XyRect {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `XzRect` is never constructed
[INFO] [stderr]    --> src/geometry/mod.rs:172:12
[INFO] [stderr]     |
[INFO] [stderr] 172 | pub struct XzRect {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `YzRect` is never constructed
[INFO] [stderr]    --> src/geometry/mod.rs:212:12
[INFO] [stderr]     |
[INFO] [stderr] 212 | pub struct YzRect {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FlipNormals` is never constructed
[INFO] [stderr]    --> src/geometry/mod.rs:252:12
[INFO] [stderr]     |
[INFO] [stderr] 252 | pub struct FlipNormals {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `new_box` is never used
[INFO] [stderr]    --> src/geometry/mod.rs:272:8
[INFO] [stderr]     |
[INFO] [stderr] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<Material>) -> Vec<Box<Hitable>> {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Transform` is never constructed
[INFO] [stderr]    --> src/geometry/mod.rs:283:12
[INFO] [stderr]     |
[INFO] [stderr] 283 | pub struct Transform {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/geometry/mod.rs:290:10
[INFO] [stderr]     |
[INFO] [stderr] 289 | impl Transform {
[INFO] [stderr]     | -------------- associated function in this implementation
[INFO] [stderr] 290 |   pub fn new(hitable: Box<Hitable>, transform: Mat44) -> Transform {
[INFO] [stderr]     |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ConstantMedium` is never constructed
[INFO] [stderr]    --> src/geometry/mod.rs:349:12
[INFO] [stderr]     |
[INFO] [stderr] 349 | pub struct ConstantMedium {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/geometry/mod.rs:356:10
[INFO] [stderr]     |
[INFO] [stderr] 355 | impl ConstantMedium {
[INFO] [stderr]     | ------------------- associated function in this implementation
[INFO] [stderr] 356 |   pub fn new(boundary: Box<Hitable>, density: f32, a: Box<Texture>) -> ConstantMedium {
[INFO] [stderr]     |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `w` is never read
[INFO] [stderr]   --> src/camera.rs:16:3
[INFO] [stderr]    |
[INFO] [stderr]  8 | pub struct Camera {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 16 |   w: Vec3
[INFO] [stderr]    |   ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Camera` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DiffuseLight` is never constructed
[INFO] [stderr]    --> src/material.rs:135:12
[INFO] [stderr]     |
[INFO] [stderr] 135 | pub struct DiffuseLight {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Isotropic` is never constructed
[INFO] [stderr]    --> src/material.rs:149:12
[INFO] [stderr]     |
[INFO] [stderr] 149 | pub struct Isotropic {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Void` is never constructed
[INFO] [stderr]   --> src/scene.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct Void { }
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/geometry/mod.rs:22:10
[INFO] [stderr]    |
[INFO] [stderr] 22 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord>;
[INFO] [stderr]    |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 22 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>>;
[INFO] [stderr]    |                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/geometry/mod.rs:33:10
[INFO] [stderr]    |
[INFO] [stderr] 33 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stderr]    |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 33 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stderr]    |                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/geometry/mod.rs:81:10
[INFO] [stderr]    |
[INFO] [stderr] 81 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stderr]    |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 81 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stderr]    |                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/geometry/mod.rs:149:10
[INFO] [stderr]     |
[INFO] [stderr] 149 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stderr]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 149 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stderr]     |                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/geometry/mod.rs:189:10
[INFO] [stderr]     |
[INFO] [stderr] 189 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stderr]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 189 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stderr]     |                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/geometry/mod.rs:229:10
[INFO] [stderr]     |
[INFO] [stderr] 229 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stderr]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 229 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stderr]     |                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/geometry/mod.rs:261:10
[INFO] [stderr]     |
[INFO] [stderr] 261 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stderr]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 261 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stderr]     |                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/geometry/mod.rs:332:10
[INFO] [stderr]     |
[INFO] [stderr] 332 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stderr]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 332 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stderr]     |                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/geometry/mod.rs:370:10
[INFO] [stderr]     |
[INFO] [stderr] 370 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stderr]     |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 370 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stderr]     |                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/geometry/triangle.rs:41:10
[INFO] [stderr]    |
[INFO] [stderr] 41 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stderr]    |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 41 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stderr]    |                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/bvh.rs:31:10
[INFO] [stderr]    |
[INFO] [stderr] 31 |   fn hit(&self, id: NodeId, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stderr]    |          ^^^^^ the lifetime is elided here                           ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 31 |   fn hit(&self, id: NodeId, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stderr]    |                                                                               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/bvh.rs:76:10
[INFO] [stderr]    |
[INFO] [stderr] 76 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord> {
[INFO] [stderr]    |          ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 76 |   fn hit(&self, r: &Ray, tmin: f32, tmax: f32) -> Option<HitRecord<'_>> {
[INFO] [stderr]    |                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rt-in-1-week` (bin "rt-in-1-week" test) generated 89 warnings (run `cargo fix --bin "rt-in-1-week" -p rt-in-1-week --tests` to apply 68 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rt-in-1-week v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rt_in_1_week-122d4c22d8ab0fa5)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test mat44::tests::matrix_mul ... ok
[INFO] [stdout] test vec3::tests::cross_product2 ... ok
[INFO] [stdout] test vec3::tests::cross_product1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4c378d600dc0d11075264f2e0e93e0e27de29a8ec1d813c90634badf81f73fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c378d600dc0d11075264f2e0e93e0e27de29a8ec1d813c90634badf81f73fa4", kill_on_drop: false }`
[INFO] [stdout] 4c378d600dc0d11075264f2e0e93e0e27de29a8ec1d813c90634badf81f73fa4
