[INFO] cloning repository https://github.com/alsor/durer_renderer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alsor/durer_renderer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falsor%2Fdurer_renderer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falsor%2Fdurer_renderer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a76e449a4c18f4299dfb3f49a46d9cb18f5e888
[INFO] checking alsor/durer_renderer against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falsor%2Fdurer_renderer" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/alsor/durer_renderer
[INFO] finished tweaking git repo https://github.com/alsor/durer_renderer
[INFO] tweaked toml for git repo https://github.com/alsor/durer_renderer written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alsor/durer_renderer on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/alsor/durer_renderer 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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fd4d005d8bd15652934df6d3290da88bec5b61a43c7526a300dd3fc10eb3f39
[INFO] running `Command { std: "docker" "start" "-a" "4fd4d005d8bd15652934df6d3290da88bec5b61a43c7526a300dd3fc10eb3f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fd4d005d8bd15652934df6d3290da88bec5b61a43c7526a300dd3fc10eb3f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fd4d005d8bd15652934df6d3290da88bec5b61a43c7526a300dd3fc10eb3f39", kill_on_drop: false }`
[INFO] [stdout] 4fd4d005d8bd15652934df6d3290da88bec5b61a43c7526a300dd3fc10eb3f39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd96b290d4e7bd3b339fcf45d7e2a0ef6c8b9cfabc36d17b8b56ec4e51359cdc
[INFO] running `Command { std: "docker" "start" "-a" "dd96b290d4e7bd3b339fcf45d7e2a0ef6c8b9cfabc36d17b8b56ec4e51359cdc", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling rayon-core v1.13.0
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[INFO] [stderr]     Checking starfield v0.1.0 (/opt/rustwide/workdir/starfield)
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.106
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[INFO] [stderr]     Checking gambetta_rasterizer v0.1.0 (/opt/rustwide/workdir/gambetta_rasterizer)
[INFO] [stdout] warning: unused variable: `camera`
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:477:5
[INFO] [stdout]     |
[INFO] [stdout] 477 |     camera: &ProjectiveCamera,
[INFO] [stdout]     |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_camera`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:583:9
[INFO] [stdout]     |
[INFO] [stdout] 583 |     let mut x02 = interpolate_int(p0.y, p0.x, p2.y, p2.x);
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:584:9
[INFO] [stdout]     |
[INFO] [stdout] 584 |     let mut h02 = interpolate_float(p0.y, p0.h, p2.y, p2.h);
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:585:9
[INFO] [stdout]     |
[INFO] [stdout] 585 |     let mut iz02 = interpolate_float(p0.y, 1.0 / p0.z, p2.y, 1.0 / p2.z);
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:602:9
[INFO] [stdout]     |
[INFO] [stdout] 602 |     let mut x_left;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:603:9
[INFO] [stdout]     |
[INFO] [stdout] 603 |     let mut x_right;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:604:9
[INFO] [stdout]     |
[INFO] [stdout] 604 |     let mut h_left;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:605:9
[INFO] [stdout]     |
[INFO] [stdout] 605 |     let mut h_right;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:606:9
[INFO] [stdout]     |
[INFO] [stdout] 606 |     let mut iz_left;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:607:9
[INFO] [stdout]     |
[INFO] [stdout] 607 |     let mut iz_right;
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h_segment`
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:635:13
[INFO] [stdout]     |
[INFO] [stdout] 635 |         let h_segment = interpolate_float(x_l, h_left[y_index], x_r, h_right[y_index]);
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_h_segment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:724:9
[INFO] [stdout]     |
[INFO] [stdout] 724 |     let mut x02 = interpolate_int(p0.y, p0.x, p2.y, p2.x);
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:725:9
[INFO] [stdout]     |
[INFO] [stdout] 725 |     let mut h02 = interpolate_float(p0.y, p0.h, p2.y, p2.h);
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:726:9
[INFO] [stdout]     |
[INFO] [stdout] 726 |     let mut iz02 = interpolate_float(p0.y, 1.0 / p0.z, p2.y, 1.0 / p2.z);
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:727:9
[INFO] [stdout]     |
[INFO] [stdout] 727 |     let mut i02 = interpolate_float(p0.y, i0, p2.y, i2);
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:750:9
[INFO] [stdout]     |
[INFO] [stdout] 750 |     let mut x_left;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:751:9
[INFO] [stdout]     |
[INFO] [stdout] 751 |     let mut x_right;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:752:9
[INFO] [stdout]     |
[INFO] [stdout] 752 |     let mut h_left;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:753:9
[INFO] [stdout]     |
[INFO] [stdout] 753 |     let mut h_right;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:754:9
[INFO] [stdout]     |
[INFO] [stdout] 754 |     let mut iz_left;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:755:9
[INFO] [stdout]     |
[INFO] [stdout] 755 |     let mut iz_right;
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:756:9
[INFO] [stdout]     |
[INFO] [stdout] 756 |     let mut i_left;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:757:9
[INFO] [stdout]     |
[INFO] [stdout] 757 |     let mut i_right;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h_segment`
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:791:13
[INFO] [stdout]     |
[INFO] [stdout] 791 |         let h_segment = interpolate_float(x_l, h_left[y_index], x_r, h_right[y_index]);
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_h_segment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:881:9
[INFO] [stdout]     |
[INFO] [stdout] 881 |     let mut x02 = interpolate_int(p0.y, p0.x, p2.y, p2.x);
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:882:9
[INFO] [stdout]     |
[INFO] [stdout] 882 |     let mut h02 = interpolate_float(p0.y, p0.h, p2.y, p2.h);
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:883:9
[INFO] [stdout]     |
[INFO] [stdout] 883 |     let mut iz02 = interpolate_float(p0.y, 1.0 / p0.z, p2.y, 1.0 / p2.z);
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:884:9
[INFO] [stdout]     |
[INFO] [stdout] 884 |     let mut normal_x_02 = interpolate_float(p0.y, normal0.x, p2.y, normal2.x);
[INFO] [stdout]     |         ----^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:885:9
[INFO] [stdout]     |
[INFO] [stdout] 885 |     let mut normal_y_02 = interpolate_float(p0.y, normal0.y, p2.y, normal2.y);
[INFO] [stdout]     |         ----^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:886:9
[INFO] [stdout]     |
[INFO] [stdout] 886 |     let mut normal_z_02 = interpolate_float(p0.y, normal0.z, p2.y, normal2.z);
[INFO] [stdout]     |         ----^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h_segment`
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:972:13
[INFO] [stdout]     |
[INFO] [stdout] 972 |         let h_segment = interpolate_float(x_l, h_left[y_index], x_r, h_right[y_index]);
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_h_segment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v0` is never read
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:845:9
[INFO] [stdout]     |
[INFO] [stdout] 845 |         v0 = v2;
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v1` is never read
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:858:9
[INFO] [stdout]     |
[INFO] [stdout] 858 |         v1 = v2;
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v2` is never read
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:859:9
[INFO] [stdout]     |
[INFO] [stdout] 859 |         v2 = swap;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1094:9
[INFO] [stdout]      |
[INFO] [stdout] 1094 |     let mut x02 = interpolate_int(p0.y, p0.x, p2.y, p2.x);
[INFO] [stdout]      |         ----^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1095:9
[INFO] [stdout]      |
[INFO] [stdout] 1095 |     let mut h02 = interpolate_float(p0.y, p0.h, p2.y, p2.h);
[INFO] [stdout]      |         ----^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1096:9
[INFO] [stdout]      |
[INFO] [stdout] 1096 |     let mut iz02 = interpolate_float(p0.y, 1.0 / p0.z, p2.y, 1.0 / p2.z);
[INFO] [stdout]      |         ----^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1097:9
[INFO] [stdout]      |
[INFO] [stdout] 1097 |     let mut uz02 = interpolate_float(p0.y, uv0.u / p0.z, p2.y, uv2.u / p2.z);
[INFO] [stdout]      |         ----^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1098:9
[INFO] [stdout]      |
[INFO] [stdout] 1098 |     let mut vz02 = interpolate_float(p0.y, uv0.v / p0.z, p2.y, uv2.v / p2.z);
[INFO] [stdout]      |         ----^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1099:9
[INFO] [stdout]      |
[INFO] [stdout] 1099 |     let mut normal_x_02 = interpolate_float(p0.y, normal0.x, p2.y, normal2.x);
[INFO] [stdout]      |         ----^^^^^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1100:9
[INFO] [stdout]      |
[INFO] [stdout] 1100 |     let mut normal_y_02 = interpolate_float(p0.y, normal0.y, p2.y, normal2.y);
[INFO] [stdout]      |         ----^^^^^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1101:9
[INFO] [stdout]      |
[INFO] [stdout] 1101 |     let mut normal_z_02 = interpolate_float(p0.y, normal0.z, p2.y, normal2.z);
[INFO] [stdout]      |         ----^^^^^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h_segment`
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1213:13
[INFO] [stdout]      |
[INFO] [stdout] 1213 |         let h_segment = interpolate_float(x_l, h_left[y_index], x_r, h_right[y_index]);
[INFO] [stdout]      |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_h_segment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v0` is never read
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1046:9
[INFO] [stdout]      |
[INFO] [stdout] 1046 |         v0 = v2;
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v1` is never read
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1063:9
[INFO] [stdout]      |
[INFO] [stdout] 1063 |         v1 = v2;
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v2` is never read
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1064:9
[INFO] [stdout]      |
[INFO] [stdout] 1064 |         v2 = swap;
[INFO] [stdout]      |         ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1285:9
[INFO] [stdout]      |
[INFO] [stdout] 1285 |     for i in i0..(i1 + 1) {
[INFO] [stdout]      |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1301:9
[INFO] [stdout]      |
[INFO] [stdout] 1301 |     for i in i0..(i1 + 1) {
[INFO] [stdout]      |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `face_normal_direction_in_right` is never used
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:218:4
[INFO] [stdout]     |
[INFO] [stdout] 218 | fn face_normal_direction_in_right(face: &Vec<i32>, vertices: &[Vector4f]) -> Vector3f {
[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 `face_normal_direction_in_left` is never used
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:230:4
[INFO] [stdout]     |
[INFO] [stdout] 230 | fn face_normal_direction_in_left(triangle: &Triangle, vertices: &[Vector4f]) -> Vector3f {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_vertex_outside` is never used
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:388:4
[INFO] [stdout]     |
[INFO] [stdout] 388 | fn is_vertex_outside(plane: &Plane, vertex: Vector4f) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_vertex_inside` is never used
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:394:4
[INFO] [stdout]     |
[INFO] [stdout] 394 | fn is_vertex_inside(plane: &Plane, vertex: Vector4f) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rasterized_scene v0.1.0 (/opt/rustwide/workdir/rasterized_scene)
[INFO] [stdout] warning: unused variable: `camera`
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:477:5
[INFO] [stdout]     |
[INFO] [stdout] 477 |     camera: &ProjectiveCamera,
[INFO] [stdout]     |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_camera`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:583:9
[INFO] [stdout]     |
[INFO] [stdout] 583 |     let mut x02 = interpolate_int(p0.y, p0.x, p2.y, p2.x);
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:584:9
[INFO] [stdout]     |
[INFO] [stdout] 584 |     let mut h02 = interpolate_float(p0.y, p0.h, p2.y, p2.h);
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:585:9
[INFO] [stdout]     |
[INFO] [stdout] 585 |     let mut iz02 = interpolate_float(p0.y, 1.0 / p0.z, p2.y, 1.0 / p2.z);
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:602:9
[INFO] [stdout]     |
[INFO] [stdout] 602 |     let mut x_left;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:603:9
[INFO] [stdout]     |
[INFO] [stdout] 603 |     let mut x_right;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:604:9
[INFO] [stdout]     |
[INFO] [stdout] 604 |     let mut h_left;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:605:9
[INFO] [stdout]     |
[INFO] [stdout] 605 |     let mut h_right;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:606:9
[INFO] [stdout]     |
[INFO] [stdout] 606 |     let mut iz_left;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:607:9
[INFO] [stdout]     |
[INFO] [stdout] 607 |     let mut iz_right;
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h_segment`
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:635:13
[INFO] [stdout]     |
[INFO] [stdout] 635 |         let h_segment = interpolate_float(x_l, h_left[y_index], x_r, h_right[y_index]);
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_h_segment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:724:9
[INFO] [stdout]     |
[INFO] [stdout] 724 |     let mut x02 = interpolate_int(p0.y, p0.x, p2.y, p2.x);
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:725:9
[INFO] [stdout]     |
[INFO] [stdout] 725 |     let mut h02 = interpolate_float(p0.y, p0.h, p2.y, p2.h);
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:726:9
[INFO] [stdout]     |
[INFO] [stdout] 726 |     let mut iz02 = interpolate_float(p0.y, 1.0 / p0.z, p2.y, 1.0 / p2.z);
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:727:9
[INFO] [stdout]     |
[INFO] [stdout] 727 |     let mut i02 = interpolate_float(p0.y, i0, p2.y, i2);
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:750:9
[INFO] [stdout]     |
[INFO] [stdout] 750 |     let mut x_left;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:751:9
[INFO] [stdout]     |
[INFO] [stdout] 751 |     let mut x_right;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:752:9
[INFO] [stdout]     |
[INFO] [stdout] 752 |     let mut h_left;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:753:9
[INFO] [stdout]     |
[INFO] [stdout] 753 |     let mut h_right;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:754:9
[INFO] [stdout]     |
[INFO] [stdout] 754 |     let mut iz_left;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:755:9
[INFO] [stdout]     |
[INFO] [stdout] 755 |     let mut iz_right;
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:756:9
[INFO] [stdout]     |
[INFO] [stdout] 756 |     let mut i_left;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:757:9
[INFO] [stdout]     |
[INFO] [stdout] 757 |     let mut i_right;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h_segment`
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:791:13
[INFO] [stdout]     |
[INFO] [stdout] 791 |         let h_segment = interpolate_float(x_l, h_left[y_index], x_r, h_right[y_index]);
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_h_segment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:881:9
[INFO] [stdout]     |
[INFO] [stdout] 881 |     let mut x02 = interpolate_int(p0.y, p0.x, p2.y, p2.x);
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:882:9
[INFO] [stdout]     |
[INFO] [stdout] 882 |     let mut h02 = interpolate_float(p0.y, p0.h, p2.y, p2.h);
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:883:9
[INFO] [stdout]     |
[INFO] [stdout] 883 |     let mut iz02 = interpolate_float(p0.y, 1.0 / p0.z, p2.y, 1.0 / p2.z);
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:884:9
[INFO] [stdout]     |
[INFO] [stdout] 884 |     let mut normal_x_02 = interpolate_float(p0.y, normal0.x, p2.y, normal2.x);
[INFO] [stdout]     |         ----^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:885:9
[INFO] [stdout]     |
[INFO] [stdout] 885 |     let mut normal_y_02 = interpolate_float(p0.y, normal0.y, p2.y, normal2.y);
[INFO] [stdout]     |         ----^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:886:9
[INFO] [stdout]     |
[INFO] [stdout] 886 |     let mut normal_z_02 = interpolate_float(p0.y, normal0.z, p2.y, normal2.z);
[INFO] [stdout]     |         ----^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h_segment`
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:972:13
[INFO] [stdout]     |
[INFO] [stdout] 972 |         let h_segment = interpolate_float(x_l, h_left[y_index], x_r, h_right[y_index]);
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_h_segment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v0` is never read
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:845:9
[INFO] [stdout]     |
[INFO] [stdout] 845 |         v0 = v2;
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v1` is never read
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:858:9
[INFO] [stdout]     |
[INFO] [stdout] 858 |         v1 = v2;
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v2` is never read
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:859:9
[INFO] [stdout]     |
[INFO] [stdout] 859 |         v2 = swap;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1094:9
[INFO] [stdout]      |
[INFO] [stdout] 1094 |     let mut x02 = interpolate_int(p0.y, p0.x, p2.y, p2.x);
[INFO] [stdout]      |         ----^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1095:9
[INFO] [stdout]      |
[INFO] [stdout] 1095 |     let mut h02 = interpolate_float(p0.y, p0.h, p2.y, p2.h);
[INFO] [stdout]      |         ----^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1096:9
[INFO] [stdout]      |
[INFO] [stdout] 1096 |     let mut iz02 = interpolate_float(p0.y, 1.0 / p0.z, p2.y, 1.0 / p2.z);
[INFO] [stdout]      |         ----^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1097:9
[INFO] [stdout]      |
[INFO] [stdout] 1097 |     let mut uz02 = interpolate_float(p0.y, uv0.u / p0.z, p2.y, uv2.u / p2.z);
[INFO] [stdout]      |         ----^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1098:9
[INFO] [stdout]      |
[INFO] [stdout] 1098 |     let mut vz02 = interpolate_float(p0.y, uv0.v / p0.z, p2.y, uv2.v / p2.z);
[INFO] [stdout]      |         ----^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1099:9
[INFO] [stdout]      |
[INFO] [stdout] 1099 |     let mut normal_x_02 = interpolate_float(p0.y, normal0.x, p2.y, normal2.x);
[INFO] [stdout]      |         ----^^^^^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1100:9
[INFO] [stdout]      |
[INFO] [stdout] 1100 |     let mut normal_y_02 = interpolate_float(p0.y, normal0.y, p2.y, normal2.y);
[INFO] [stdout]      |         ----^^^^^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1101:9
[INFO] [stdout]      |
[INFO] [stdout] 1101 |     let mut normal_z_02 = interpolate_float(p0.y, normal0.z, p2.y, normal2.z);
[INFO] [stdout]      |         ----^^^^^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h_segment`
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1213:13
[INFO] [stdout]      |
[INFO] [stdout] 1213 |         let h_segment = interpolate_float(x_l, h_left[y_index], x_r, h_right[y_index]);
[INFO] [stdout]      |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_h_segment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v0` is never read
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1046:9
[INFO] [stdout]      |
[INFO] [stdout] 1046 |         v0 = v2;
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v1` is never read
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1063:9
[INFO] [stdout]      |
[INFO] [stdout] 1063 |         v1 = v2;
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v2` is never read
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1064:9
[INFO] [stdout]      |
[INFO] [stdout] 1064 |         v2 = swap;
[INFO] [stdout]      |         ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1285:9
[INFO] [stdout]      |
[INFO] [stdout] 1285 |     for i in i0..(i1 + 1) {
[INFO] [stdout]      |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> gambetta_rasterizer/src/lib.rs:1301:9
[INFO] [stdout]      |
[INFO] [stdout] 1301 |     for i in i0..(i1 + 1) {
[INFO] [stdout]      |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `face_normal_direction_in_right` is never used
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:218:4
[INFO] [stdout]     |
[INFO] [stdout] 218 | fn face_normal_direction_in_right(face: &Vec<i32>, vertices: &[Vector4f]) -> Vector3f {
[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 `face_normal_direction_in_left` is never used
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:230:4
[INFO] [stdout]     |
[INFO] [stdout] 230 | fn face_normal_direction_in_left(triangle: &Triangle, vertices: &[Vector4f]) -> Vector3f {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_vertex_outside` is never used
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:388:4
[INFO] [stdout]     |
[INFO] [stdout] 388 | fn is_vertex_outside(plane: &Plane, vertex: Vector4f) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_vertex_inside` is never used
[INFO] [stdout]    --> gambetta_rasterizer/src/lib.rs:394:4
[INFO] [stdout]     |
[INFO] [stdout] 394 | fn is_vertex_inside(plane: &Plane, vertex: Vector4f) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> rasterized_scene/src/ply2.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |             _ => (),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> rasterized_scene/src/ply2.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             Ply2Parts::NumVertices => {
[INFO] [stdout]    |             ---------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 56 |             Ply2Parts::NumFaces => {
[INFO] [stdout]    |             ------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 60 |             Ply2Parts::Vertices => {
[INFO] [stdout]    |             ------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 71 |             Ply2Parts::Faces => {
[INFO] [stdout]    |             ---------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 90 |             _ => (),
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> rasterized_scene/src/ply2.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |             _ => (),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> rasterized_scene/src/ply2.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             Ply2Parts::NumVertices => {
[INFO] [stdout]    |             ---------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 56 |             Ply2Parts::NumFaces => {
[INFO] [stdout]    |             ------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 60 |             Ply2Parts::Vertices => {
[INFO] [stdout]    |             ------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 71 |             Ply2Parts::Faces => {
[INFO] [stdout]    |             ---------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 90 |             _ => (),
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rasterized_scene/src/main.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let mut current_instance_index: Option<usize> = None;
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `red`
[INFO] [stdout]   --> rasterized_scene/src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let red = Color { r: 255, g: 0, b: 0 };
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_red`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rasterized_scene/src/main.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let mut current_instance_index: Option<usize> = None;
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `red`
[INFO] [stdout]   --> rasterized_scene/src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let red = Color { r: 255, g: 0, b: 0 };
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_red`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `green`
[INFO] [stdout]   --> rasterized_scene/src/main.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let green = Color { r: 0, g: 255, b: 0 };
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_green`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blue`
[INFO] [stdout]   --> rasterized_scene/src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let blue = Color { r: 0, g: 0, b: 255 };
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_blue`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `white`
[INFO] [stdout]   --> rasterized_scene/src/main.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let white = Color { r: 255, g: 255, b: 255 };
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_white`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `green`
[INFO] [stdout]   --> rasterized_scene/src/main.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let green = Color { r: 0, g: 255, b: 0 };
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_green`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blue`
[INFO] [stdout]   --> rasterized_scene/src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let blue = Color { r: 0, g: 0, b: 255 };
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_blue`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_instance_index`
[INFO] [stdout]   --> rasterized_scene/src/main.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let mut current_instance_index: Option<usize> = None;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_instance_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `white`
[INFO] [stdout]   --> rasterized_scene/src/main.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let white = Color { r: 255, g: 255, b: 255 };
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_white`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_instance_index`
[INFO] [stdout]   --> rasterized_scene/src/main.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let mut current_instance_index: Option<usize> = None;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_instance_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_model` is never used
[INFO] [stdout]  --> rasterized_scene/src/ply2.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn load_model(filename: &str) -> Model {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> rasterized_scene/src/ply2.rs:9:29
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn load_model(filename: &str) -> Model {
[INFO] [stdout]   |                             ^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                             |
[INFO] [stdout]   |                             the lifetime is elided 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] 9 | pub fn load_model(filename: &str) -> Model<'_> {
[INFO] [stdout]   |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_model` is never used
[INFO] [stdout]  --> rasterized_scene/src/ply2.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn load_model(filename: &str) -> Model {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> rasterized_scene/src/ply2.rs:9:29
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn load_model(filename: &str) -> Model {
[INFO] [stdout]   |                             ^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                             |
[INFO] [stdout]   |                             the lifetime is elided 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] 9 | pub fn load_model(filename: &str) -> Model<'_> {
[INFO] [stdout]   |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ravif v0.12.0
[INFO] [stderr]     Checking image v0.25.9
[INFO] [stdout] error[E0446]: crate-private trait `HelpDispatchTransform` in public interface
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/image-0.25.9/src/traits.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |         type TransformableSubpixel: HelpDispatchTransform;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak crate-private trait
[INFO] [stdout] ...
[INFO] [stdout] 380 |     pub(crate) trait HelpDispatchTransform: Sized + 'static {
[INFO] [stdout]     |     ------------------------------------------------------- `HelpDispatchTransform` declared as crate-private
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0446`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `image` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "dd96b290d4e7bd3b339fcf45d7e2a0ef6c8b9cfabc36d17b8b56ec4e51359cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd96b290d4e7bd3b339fcf45d7e2a0ef6c8b9cfabc36d17b8b56ec4e51359cdc", kill_on_drop: false }`
[INFO] [stdout] dd96b290d4e7bd3b339fcf45d7e2a0ef6c8b9cfabc36d17b8b56ec4e51359cdc
