[INFO] cloning repository https://github.com/Tloru/keikan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tloru/keikan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTloru%2Fkeikan", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTloru%2Fkeikan'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 002603ec16e64b3d92113835b384d980376cb711
[INFO] checking Tloru/keikan against try#09eeb2bacb9b40b2ed1d47f03177442c0632cda1 for pr-157710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTloru%2Fkeikan" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Tloru/keikan
[INFO] finished tweaking git repo https://github.com/Tloru/keikan
[INFO] tweaked toml for git repo https://github.com/Tloru/keikan written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Tloru/keikan on toolchain 09eeb2bacb9b40b2ed1d47f03177442c0632cda1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09eeb2bacb9b40b2ed1d47f03177442c0632cda1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Tloru/keikan 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" "+09eeb2bacb9b40b2ed1d47f03177442c0632cda1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 57d6a28eab8fa1d949d4f0732a4ba5e9a7cd747820d6aa84698a9f533715e36c
[INFO] running `Command { std: "docker" "start" "57d6a28eab8fa1d949d4f0732a4ba5e9a7cd747820d6aa84698a9f533715e36c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "57d6a28eab8fa1d949d4f0732a4ba5e9a7cd747820d6aa84698a9f533715e36c" "/opt/rustwide/cargo-home/bin/cargo" "+09eeb2bacb9b40b2ed1d47f03177442c0632cda1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57d6a28eab8fa1d949d4f0732a4ba5e9a7cd747820d6aa84698a9f533715e36c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "57d6a28eab8fa1d949d4f0732a4ba5e9a7cd747820d6aa84698a9f533715e36c" "/opt/rustwide/cargo-home/bin/cargo" "+09eeb2bacb9b40b2ed1d47f03177442c0632cda1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking keikan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             March::sdf(Vec3::new(p.x + EPSILON, p.y, p.z), march).0 - March::sdf(Vec3::new(p.x - EPSILON, p.y, p.z), march).0,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 35 |             <dyn March>::sdf(Vec3::new(p.x + EPSILON, p.y, p.z), march).0 - March::sdf(Vec3::new(p.x - EPSILON, p.y, p.z), march).0,
[INFO] [stdout]    |             ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:35:71
[INFO] [stdout]    |
[INFO] [stdout] 35 |             March::sdf(Vec3::new(p.x + EPSILON, p.y, p.z), march).0 - March::sdf(Vec3::new(p.x - EPSILON, p.y, p.z), march).0,
[INFO] [stdout]    |                                                                       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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 |             March::sdf(Vec3::new(p.x + EPSILON, p.y, p.z), march).0 - <dyn March>::sdf(Vec3::new(p.x - EPSILON, p.y, p.z), march).0,
[INFO] [stdout]    |                                                                       ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             March::sdf(Vec3::new(p.x, p.y + EPSILON, p.z), march).0 - March::sdf(Vec3::new(p.x, p.y - EPSILON, p.z), march).0,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 36 |             <dyn March>::sdf(Vec3::new(p.x, p.y + EPSILON, p.z), march).0 - March::sdf(Vec3::new(p.x, p.y - EPSILON, p.z), march).0,
[INFO] [stdout]    |             ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:36:71
[INFO] [stdout]    |
[INFO] [stdout] 36 |             March::sdf(Vec3::new(p.x, p.y + EPSILON, p.z), march).0 - March::sdf(Vec3::new(p.x, p.y - EPSILON, p.z), march).0,
[INFO] [stdout]    |                                                                       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 36 |             March::sdf(Vec3::new(p.x, p.y + EPSILON, p.z), march).0 - <dyn March>::sdf(Vec3::new(p.x, p.y - EPSILON, p.z), march).0,
[INFO] [stdout]    |                                                                       ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |             March::sdf(Vec3::new(p.x, p.y, p.z + EPSILON), march).0 - March::sdf(Vec3::new(p.x, p.y, p.z - EPSILON), march).0,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 37 |             <dyn March>::sdf(Vec3::new(p.x, p.y, p.z + EPSILON), march).0 - March::sdf(Vec3::new(p.x, p.y, p.z - EPSILON), march).0,
[INFO] [stdout]    |             ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:37:71
[INFO] [stdout]    |
[INFO] [stdout] 37 |             March::sdf(Vec3::new(p.x, p.y, p.z + EPSILON), march).0 - March::sdf(Vec3::new(p.x, p.y, p.z - EPSILON), march).0,
[INFO] [stdout]    |                                                                       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 37 |             March::sdf(Vec3::new(p.x, p.y, p.z + EPSILON), march).0 - <dyn March>::sdf(Vec3::new(p.x, p.y, p.z - EPSILON), march).0,
[INFO] [stdout]    |                                                                       ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:46:40
[INFO] [stdout]    |
[INFO] [stdout] 46 |             let (distance, material) = March::sdf(point, march);
[INFO] [stdout]    |                                        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 46 |             let (distance, material) = <dyn March>::sdf(point, march);
[INFO] [stdout]    |                                        ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:49:30
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 let normal = March::normal(point, march);
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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 |                 let normal = <dyn March>::normal(point, march);
[INFO] [stdout]    |                              ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/render.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let march = March::hit(&scene.march, ray);
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 16 |     let march = <dyn March>::hit(&scene.march, ray);
[INFO] [stdout]    |                 ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/render.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let trace = Trace::hit(&scene.trace, ray);
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 17 |     let trace = <dyn Trace>::hit(&scene.trace, ray);
[INFO] [stdout]    |                 ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             March::sdf(Vec3::new(p.x + EPSILON, p.y, p.z), march).0 - March::sdf(Vec3::new(p.x - EPSILON, p.y, p.z), march).0,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 35 |             <dyn March>::sdf(Vec3::new(p.x + EPSILON, p.y, p.z), march).0 - March::sdf(Vec3::new(p.x - EPSILON, p.y, p.z), march).0,
[INFO] [stdout]    |             ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:35:71
[INFO] [stdout]    |
[INFO] [stdout] 35 |             March::sdf(Vec3::new(p.x + EPSILON, p.y, p.z), march).0 - March::sdf(Vec3::new(p.x - EPSILON, p.y, p.z), march).0,
[INFO] [stdout]    |                                                                       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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 |             March::sdf(Vec3::new(p.x + EPSILON, p.y, p.z), march).0 - <dyn March>::sdf(Vec3::new(p.x - EPSILON, p.y, p.z), march).0,
[INFO] [stdout]    |                                                                       ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             March::sdf(Vec3::new(p.x, p.y + EPSILON, p.z), march).0 - March::sdf(Vec3::new(p.x, p.y - EPSILON, p.z), march).0,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 36 |             <dyn March>::sdf(Vec3::new(p.x, p.y + EPSILON, p.z), march).0 - March::sdf(Vec3::new(p.x, p.y - EPSILON, p.z), march).0,
[INFO] [stdout]    |             ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.13s
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:36:71
[INFO] [stdout]    |
[INFO] [stdout] 36 |             March::sdf(Vec3::new(p.x, p.y + EPSILON, p.z), march).0 - March::sdf(Vec3::new(p.x, p.y - EPSILON, p.z), march).0,
[INFO] [stdout]    |                                                                       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 36 |             March::sdf(Vec3::new(p.x, p.y + EPSILON, p.z), march).0 - <dyn March>::sdf(Vec3::new(p.x, p.y - EPSILON, p.z), march).0,
[INFO] [stdout]    |                                                                       ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |             March::sdf(Vec3::new(p.x, p.y, p.z + EPSILON), march).0 - March::sdf(Vec3::new(p.x, p.y, p.z - EPSILON), march).0,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 37 |             <dyn March>::sdf(Vec3::new(p.x, p.y, p.z + EPSILON), march).0 - March::sdf(Vec3::new(p.x, p.y, p.z - EPSILON), march).0,
[INFO] [stdout]    |             ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:37:71
[INFO] [stdout]    |
[INFO] [stdout] 37 |             March::sdf(Vec3::new(p.x, p.y, p.z + EPSILON), march).0 - March::sdf(Vec3::new(p.x, p.y, p.z - EPSILON), march).0,
[INFO] [stdout]    |                                                                       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 37 |             March::sdf(Vec3::new(p.x, p.y, p.z + EPSILON), march).0 - <dyn March>::sdf(Vec3::new(p.x, p.y, p.z - EPSILON), march).0,
[INFO] [stdout]    |                                                                       ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:46:40
[INFO] [stdout]    |
[INFO] [stdout] 46 |             let (distance, material) = March::sdf(point, march);
[INFO] [stdout]    |                                        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 46 |             let (distance, material) = <dyn March>::sdf(point, march);
[INFO] [stdout]    |                                        ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/objects/march.rs:49:30
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 let normal = March::normal(point, march);
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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 |                 let normal = <dyn March>::normal(point, march);
[INFO] [stdout]    |                              ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/render.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let march = March::hit(&scene.march, ray);
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 16 |     let march = <dyn March>::hit(&scene.march, ray);
[INFO] [stdout]    |                 ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/render.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let trace = Trace::hit(&scene.trace, ray);
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 17 |     let trace = <dyn Trace>::hit(&scene.trace, ray);
[INFO] [stdout]    |                 ++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `through` is never used
[INFO] [stdout]   --> src/structures/ray.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Ray {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn through(origin: Vec3, to: Vec3) -> Ray {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Triangle` is never constructed
[INFO] [stdout]  --> src/objects/triangle.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Triangle {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/objects/triangle.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Triangle {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 17 |     pub fn new(a: Vec3, b: Vec3, c: Vec3, material: Material) -> Triangle {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `refract` is never used
[INFO] [stdout]   --> src/render.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn refract(v: &Vec3, n: &Vec3, ni_over_nt: f64, refracted: &mut Vec3) -> bool {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `specular` is never used
[INFO] [stdout]   --> src/demo.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn specular() -> (Scene, Camera) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `triangle` is never used
[INFO] [stdout]   --> src/demo.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn triangle() -> (Scene, Camera) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `materials` is never used
[INFO] [stdout]    --> src/demo.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub fn materials() -> (Scene, Camera) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `through` is never used
[INFO] [stdout]   --> src/structures/ray.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Ray {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn through(origin: Vec3, to: Vec3) -> Ray {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Triangle` is never constructed
[INFO] [stdout]  --> src/objects/triangle.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Triangle {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/objects/triangle.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Triangle {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 17 |     pub fn new(a: Vec3, b: Vec3, c: Vec3, material: Material) -> Triangle {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `refract` is never used
[INFO] [stdout]   --> src/render.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn refract(v: &Vec3, n: &Vec3, ni_over_nt: f64, refracted: &mut Vec3) -> bool {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `specular` is never used
[INFO] [stdout]   --> src/demo.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn specular() -> (Scene, Camera) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `triangle` is never used
[INFO] [stdout]   --> src/demo.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn triangle() -> (Scene, Camera) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `materials` is never used
[INFO] [stdout]    --> src/demo.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub fn materials() -> (Scene, Camera) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "57d6a28eab8fa1d949d4f0732a4ba5e9a7cd747820d6aa84698a9f533715e36c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57d6a28eab8fa1d949d4f0732a4ba5e9a7cd747820d6aa84698a9f533715e36c", kill_on_drop: false }`
[INFO] [stdout] 57d6a28eab8fa1d949d4f0732a4ba5e9a7cd747820d6aa84698a9f533715e36c
