[INFO] cloning repository https://github.com/Togem0n/fluid_sim_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Togem0n/fluid_sim_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTogem0n%2Ffluid_sim_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTogem0n%2Ffluid_sim_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e2fa6a0578858f5e17e71691fdb94e8f208700b0
[INFO] checking Togem0n/fluid_sim_rust against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTogem0n%2Ffluid_sim_rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/Togem0n/fluid_sim_rust
[INFO] finished tweaking git repo https://github.com/Togem0n/fluid_sim_rust
[INFO] tweaked toml for git repo https://github.com/Togem0n/fluid_sim_rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Togem0n/fluid_sim_rust on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Togem0n/fluid_sim_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "cc407d00d665d1be4e85e33f45d8c2344d5ea34915ba54bfdc598e0ca1e5ae3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc407d00d665d1be4e85e33f45d8c2344d5ea34915ba54bfdc598e0ca1e5ae3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc407d00d665d1be4e85e33f45d8c2344d5ea34915ba54bfdc598e0ca1e5ae3c", kill_on_drop: false }`
[INFO] [stdout] cc407d00d665d1be4e85e33f45d8c2344d5ea34915ba54bfdc598e0ca1e5ae3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "2f4494922593a2dc1f02aa2608e0f674f70f744b742a0a7db2384d23418660ff", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `Surface`, `display::SurfaceTransform`, and `self`
[INFO] [stdout]  --> src/lib.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use gfx_hal::{window::{Surface, self}, display::SurfaceTransform};
[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: `rand::seq::index`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::seq::index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Label`
[INFO] [stdout]  --> src/lib.rs:3:75
[INFO] [stdout]   |
[INFO] [stdout] 3 | use wgpu::{PrimitiveTopology, IndexFormat, ShaderSource, util::DeviceExt, Label};
[INFO] [stdout]   |                                                                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `mem`, `repeat`, and `string`
[INFO] [stdout]  --> src/lib.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{iter::{self, repeat}, string, borrow::Cow, mem};
[INFO] [stdout]   |                        ^^^^^^   ^^^^^^               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Pod` and `Zeroable`
[INFO] [stdout]   --> src/lib.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | use bytemuck::{Pod, Zeroable};
[INFO] [stdout]    |                ^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Surface`, `display::SurfaceTransform`, and `self`
[INFO] [stdout]  --> src/lib.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use gfx_hal::{window::{Surface, self}, display::SurfaceTransform};
[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: `rand::seq::index`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::seq::index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Label`
[INFO] [stdout]  --> src/lib.rs:3:75
[INFO] [stdout]   |
[INFO] [stdout] 3 | use wgpu::{PrimitiveTopology, IndexFormat, ShaderSource, util::DeviceExt, Label};
[INFO] [stdout]   |                                                                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `mem`, `repeat`, and `string`
[INFO] [stdout]  --> src/lib.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{iter::{self, repeat}, string, borrow::Cow, mem};
[INFO] [stdout]   |                        ^^^^^^   ^^^^^^               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Pod` and `Zeroable`
[INFO] [stdout]   --> src/lib.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | use bytemuck::{Pod, Zeroable};
[INFO] [stdout]    |                ^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `source` and `num_vertices` are never read
[INFO] [stdout]   --> src/lib.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Inputs <'a> {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 14 |     pub source: ShaderSource<'a>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub num_vertices: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Vertex {
[INFO] [stdout]    |        ^^^^^^ field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> src/lib.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[repr(C)]
[INFO] [stdout]    | ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `source` and `num_vertices` are never read
[INFO] [stdout]   --> src/lib.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Inputs <'a> {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 14 |     pub source: ShaderSource<'a>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub num_vertices: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Vertex {
[INFO] [stdout]    |        ^^^^^^ field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> src/lib.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[repr(C)]
[INFO] [stdout]    | ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub mod lib;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `fluid_cube` should have an upper camel case name
[INFO] [stdout]  --> src/fluid_cube_mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct fluid_cube{
[INFO] [stdout]   |            ^^^^^^^^^^ help: convert the identifier to upper camel case: `FluidCube`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Surface`, `display::SurfaceTransform`, and `self`
[INFO] [stdout]  --> src/lib.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use gfx_hal::{window::{Surface, self}, display::SurfaceTransform};
[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: `rand::seq::index`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::seq::index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Label`
[INFO] [stdout]  --> src/lib.rs:3:75
[INFO] [stdout]   |
[INFO] [stdout] 3 | use wgpu::{PrimitiveTopology, IndexFormat, ShaderSource, util::DeviceExt, Label};
[INFO] [stdout]   |                                                                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `mem`, `repeat`, and `string`
[INFO] [stdout]  --> src/lib.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{iter::{self, repeat}, string, borrow::Cow, mem};
[INFO] [stdout]   |                        ^^^^^^   ^^^^^^               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Pod` and `Zeroable`
[INFO] [stdout]   --> src/lib.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | use bytemuck::{Pod, Zeroable};
[INFO] [stdout]    |                ^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub mod lib;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `fluid_cube` should have an upper camel case name
[INFO] [stdout]  --> src/fluid_cube_mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct fluid_cube{
[INFO] [stdout]   |            ^^^^^^^^^^ help: convert the identifier to upper camel case: `FluidCube`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Surface`, `display::SurfaceTransform`, and `self`
[INFO] [stdout]  --> src/lib.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use gfx_hal::{window::{Surface, self}, display::SurfaceTransform};
[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: `rand::seq::index`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::seq::index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Label`
[INFO] [stdout]  --> src/lib.rs:3:75
[INFO] [stdout]   |
[INFO] [stdout] 3 | use wgpu::{PrimitiveTopology, IndexFormat, ShaderSource, util::DeviceExt, Label};
[INFO] [stdout]   |                                                                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `mem`, `repeat`, and `string`
[INFO] [stdout]  --> src/lib.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{iter::{self, repeat}, string, borrow::Cow, mem};
[INFO] [stdout]   |                        ^^^^^^   ^^^^^^               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Pod` and `Zeroable`
[INFO] [stdout]   --> src/lib.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | use bytemuck::{Pod, Zeroable};
[INFO] [stdout]    |                ^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/fluid_cube_mod.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |    pub fn fluid_cube_create(size: usize, diff: f64, visc: f64, dt: f64) -> Self{
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/fluid_cube_mod.rs:66:67
[INFO] [stdout]    |
[INFO] [stdout] 66 |    pub fn set_bnd(&mut self, b: usize, mut x: [f64; SIZE * SIZE], size: usize){
[INFO] [stdout]    |                                                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x` is never read
[INFO] [stdout]    --> src/fluid_cube_mod.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 | /         x[IX(n-1, n-1)] = 0.33 * (x[IX(n-2, n-1)]
[INFO] [stdout] 107 | |                                         + x[IX(n-1, n-2)] 
[INFO] [stdout] 108 | |                                         + x[IX(n-1, n-1)]);
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/fluid_cube_mod.rs:112:22
[INFO] [stdout]     |
[INFO] [stdout] 112 |                      mut x0: [f64; SIZE * SIZE], a: f64, c: f64, iter: usize){
[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: `k`
[INFO] [stdout]    --> src/fluid_cube_mod.rs:114:13
[INFO] [stdout]     |
[INFO] [stdout] 114 |         for k in 0..iter {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fluid_cube_mod.rs:131:40
[INFO] [stdout]     |
[INFO] [stdout] 131 |    pub fn diffuse(&mut self, b: usize, mut x: [f64; SIZE * SIZE], 
[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]    --> src/fluid_cube_mod.rs:132:29
[INFO] [stdout]     |
[INFO] [stdout] 132 | ...                   mut x0: [f64; SIZE * SIZE], 
[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]    --> src/fluid_cube_mod.rs:140:29
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   mut vel_y: [f64; SIZE * SIZE],
[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]    --> src/fluid_cube_mod.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |         mut d0: [f64; SIZE * SIZE], mut vel_x: [f64; SIZE * SIZE],
[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]    --> src/fluid_cube_mod.rs:174:37
[INFO] [stdout]     |
[INFO] [stdout] 174 |         mut d0: [f64; SIZE * SIZE], mut vel_x: [f64; SIZE * SIZE],
[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]    --> src/fluid_cube_mod.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |         mut vel_y: [f64; SIZE * SIZE], dt: f64){
[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]    --> src/fluid_cube_mod.rs:184:13
[INFO] [stdout]     |
[INFO] [stdout] 184 |         let mut dtx: f64 = dt * (SIZE_F - 2.0);
[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]    --> src/fluid_cube_mod.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let mut dty: f64 = dt * (SIZE_F - 2.0);
[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]    --> src/fluid_cube_mod.rs:197:13
[INFO] [stdout]     |
[INFO] [stdout] 197 |         let mut i: usize = 1;
[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]    --> src/fluid_cube_mod.rs:198:13
[INFO] [stdout]     |
[INFO] [stdout] 198 |         let mut j: usize = 1;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/fluid_cube_mod.rs:197:13
[INFO] [stdout]     |
[INFO] [stdout] 197 |         let mut i: usize = 1;
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/fluid_cube_mod.rs:198:13
[INFO] [stdout]     |
[INFO] [stdout] 198 |         let mut j: usize = 1;
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `source` and `num_vertices` are never read
[INFO] [stdout]   --> src/lib.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Inputs <'a> {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 14 |     pub source: ShaderSource<'a>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub num_vertices: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Vertex {
[INFO] [stdout]    |        ^^^^^^ field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> src/lib.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[repr(C)]
[INFO] [stdout]    | ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `IX` should have a snake case name
[INFO] [stdout]  --> src/fluid_cube_mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn IX(x: usize, y: usize) -> usize {
[INFO] [stdout]   |        ^^ help: convert the identifier to snake case (notice the capitalization): `ix`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIZE_F` should have a snake case name
[INFO] [stdout]    --> src/fluid_cube_mod.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout] 134 |         let SIZE_F = SIZE as f64;
[INFO] [stdout]     |             ^^^^^^ help: convert the identifier to snake case: `size_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIZE_F` should have a snake case name
[INFO] [stdout]    --> src/fluid_cube_mod.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let SIZE_F = SIZE as f64;
[INFO] [stdout]     |             ^^^^^^ help: convert the identifier to snake case: `size_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIZE_F` should have a snake case name
[INFO] [stdout]    --> src/fluid_cube_mod.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let SIZE_F: f64 = SIZE as f64;
[INFO] [stdout]     |             ^^^^^^ help: convert the identifier to snake case: `size_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/fluid_cube_mod.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |    pub fn fluid_cube_create(size: usize, diff: f64, visc: f64, dt: f64) -> Self{
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/fluid_cube_mod.rs:66:67
[INFO] [stdout]    |
[INFO] [stdout] 66 |    pub fn set_bnd(&mut self, b: usize, mut x: [f64; SIZE * SIZE], size: usize){
[INFO] [stdout]    |                                                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x` is never read
[INFO] [stdout]    --> src/fluid_cube_mod.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 | /         x[IX(n-1, n-1)] = 0.33 * (x[IX(n-2, n-1)]
[INFO] [stdout] 107 | |                                         + x[IX(n-1, n-2)] 
[INFO] [stdout] 108 | |                                         + x[IX(n-1, n-1)]);
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/fluid_cube_mod.rs:112:22
[INFO] [stdout]     |
[INFO] [stdout] 112 |                      mut x0: [f64; SIZE * SIZE], a: f64, c: f64, iter: usize){
[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: `k`
[INFO] [stdout]    --> src/fluid_cube_mod.rs:114:13
[INFO] [stdout]     |
[INFO] [stdout] 114 |         for k in 0..iter {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fluid_cube_mod.rs:131:40
[INFO] [stdout]     |
[INFO] [stdout] 131 |    pub fn diffuse(&mut self, b: usize, mut x: [f64; SIZE * SIZE], 
[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]    --> src/fluid_cube_mod.rs:132:29
[INFO] [stdout]     |
[INFO] [stdout] 132 | ...                   mut x0: [f64; SIZE * SIZE], 
[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]    --> src/fluid_cube_mod.rs:140:29
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   mut vel_y: [f64; SIZE * SIZE],
[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]    --> src/fluid_cube_mod.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |         mut d0: [f64; SIZE * SIZE], mut vel_x: [f64; SIZE * SIZE],
[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]    --> src/fluid_cube_mod.rs:174:37
[INFO] [stdout]     |
[INFO] [stdout] 174 |         mut d0: [f64; SIZE * SIZE], mut vel_x: [f64; SIZE * SIZE],
[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]    --> src/fluid_cube_mod.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |         mut vel_y: [f64; SIZE * SIZE], dt: f64){
[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]    --> src/fluid_cube_mod.rs:184:13
[INFO] [stdout]     |
[INFO] [stdout] 184 |         let mut dtx: f64 = dt * (SIZE_F - 2.0);
[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]    --> src/fluid_cube_mod.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let mut dty: f64 = dt * (SIZE_F - 2.0);
[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]    --> src/fluid_cube_mod.rs:197:13
[INFO] [stdout]     |
[INFO] [stdout] 197 |         let mut i: usize = 1;
[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]    --> src/fluid_cube_mod.rs:198:13
[INFO] [stdout]     |
[INFO] [stdout] 198 |         let mut j: usize = 1;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/fluid_cube_mod.rs:197:13
[INFO] [stdout]     |
[INFO] [stdout] 197 |         let mut i: usize = 1;
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/fluid_cube_mod.rs:198:13
[INFO] [stdout]     |
[INFO] [stdout] 198 |         let mut j: usize = 1;
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `source` and `num_vertices` are never read
[INFO] [stdout]   --> src/lib.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Inputs <'a> {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 14 |     pub source: ShaderSource<'a>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub num_vertices: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Vertex {
[INFO] [stdout]    |        ^^^^^^ field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> src/lib.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[repr(C)]
[INFO] [stdout]    | ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `IX` should have a snake case name
[INFO] [stdout]  --> src/fluid_cube_mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn IX(x: usize, y: usize) -> usize {
[INFO] [stdout]   |        ^^ help: convert the identifier to snake case (notice the capitalization): `ix`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIZE_F` should have a snake case name
[INFO] [stdout]    --> src/fluid_cube_mod.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout] 134 |         let SIZE_F = SIZE as f64;
[INFO] [stdout]     |             ^^^^^^ help: convert the identifier to snake case: `size_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIZE_F` should have a snake case name
[INFO] [stdout]    --> src/fluid_cube_mod.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let SIZE_F = SIZE as f64;
[INFO] [stdout]     |             ^^^^^^ help: convert the identifier to snake case: `size_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIZE_F` should have a snake case name
[INFO] [stdout]    --> src/fluid_cube_mod.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let SIZE_F: f64 = SIZE as f64;
[INFO] [stdout]     |             ^^^^^^ help: convert the identifier to snake case: `size_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "2f4494922593a2dc1f02aa2608e0f674f70f744b742a0a7db2384d23418660ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f4494922593a2dc1f02aa2608e0f674f70f744b742a0a7db2384d23418660ff", kill_on_drop: false }`
[INFO] [stdout] 2f4494922593a2dc1f02aa2608e0f674f70f744b742a0a7db2384d23418660ff
