[INFO] cloning repository https://github.com/Cartier1288/rusty-fluid-sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Cartier1288/rusty-fluid-sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCartier1288%2Frusty-fluid-sim", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f287d244e2dd5ba6b33aad786fe970a9e1ed5b6
[INFO] checking Cartier1288/rusty-fluid-sim against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCartier1288%2Frusty-fluid-sim" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Cartier1288/rusty-fluid-sim
[INFO] finished tweaking git repo https://github.com/Cartier1288/rusty-fluid-sim
[INFO] tweaked toml for git repo https://github.com/Cartier1288/rusty-fluid-sim written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Cartier1288/rusty-fluid-sim 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/Cartier1288/rusty-fluid-sim 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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(trait_alias)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `vec` should have an upper camel case name
[INFO] [stdout]   --> src/vectors/vec.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct vec<T: VecTrait<T>, const N: usize> {
[INFO] [stdout]    |            ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vec`
[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: type `vec_field` should have an upper camel case name
[INFO] [stdout]  --> src/vectors/vec_field.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct vec_field<T: VecTrait<T>, const N: usize> {
[INFO] [stdout]   |            ^^^^^^^^^ help: convert the identifier to upper camel case: `VecField`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec::*`
[INFO] [stdout]  --> src/vectors/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use vec::*;
[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: `vec_field::*`
[INFO] [stdout]  --> src/vectors/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use vec_field::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `fluid_c` should have an upper camel case name
[INFO] [stdout]  --> src/fluid_sim.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct fluid_c {
[INFO] [stdout]   |            ^^^^^^^ help: convert the identifier to upper camel case: `FluidC`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread` and `time`
[INFO] [stdout]  --> src/main.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/main.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::{Instant, Duration};
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Key`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Key,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(trait_alias)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `vec` should have an upper camel case name
[INFO] [stdout]   --> src/vectors/vec.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct vec<T: VecTrait<T>, const N: usize> {
[INFO] [stdout]    |            ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vec`
[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: type `vec_field` should have an upper camel case name
[INFO] [stdout]  --> src/vectors/vec_field.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct vec_field<T: VecTrait<T>, const N: usize> {
[INFO] [stdout]   |            ^^^^^^^^^ help: convert the identifier to upper camel case: `VecField`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec::*`
[INFO] [stdout]  --> src/vectors/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use vec::*;
[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: `vec_field::*`
[INFO] [stdout]  --> src/vectors/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use vec_field::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `fluid_c` should have an upper camel case name
[INFO] [stdout]  --> src/fluid_sim.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct fluid_c {
[INFO] [stdout]   |            ^^^^^^^ help: convert the identifier to upper camel case: `FluidC`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread` and `time`
[INFO] [stdout]  --> src/main.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/main.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::{Instant, Duration};
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Key`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Key,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/vectors/vec_field.rs:88:13
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let c = C.unwrap_or(1.0);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `H`
[INFO] [stdout]   --> src/fluid_sim.rs:28:79
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn draw_line(p1: vec<f32,2>, p2: vec<f32,2>, buffer: &mut Vec<u32>, W: usize, H: usize, color: u32) {
[INFO] [stdout]    |                                                                               ^ help: if this is intentional, prefix it with an underscore: `_H`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/vectors/vec_field.rs:88:13
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let c = C.unwrap_or(1.0);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_c`
[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]    --> src/fluid_sim.rs:145:21
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 let mut vel: vec<f32,2> = self.v_field.at(y,x).clone();
[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]    --> src/fluid_sim.rs:199:21
[INFO] [stdout]     |
[INFO] [stdout] 199 |                 let mut vel: vec<f32,2> = self.v_field.at(y,x).clone();
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blue`
[INFO] [stdout]    --> src/fluid_sim.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let blue = from_u8_rgb(0,0,255);
[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]    --> src/fluid_sim.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let white = from_u8_rgb(255,255,255);
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_white`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `left`
[INFO] [stdout]    --> src/fluid_sim.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let left = border;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]    --> src/fluid_sim.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let right = cell - border - 1;
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mid`
[INFO] [stdout]    --> src/fluid_sim.rs:142:21
[INFO] [stdout]     |
[INFO] [stdout] 142 |                 let mid = top + center*(cell*self.W);
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_mid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bot`
[INFO] [stdout]    --> src/fluid_sim.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 |                 let bot = top + (cell-1)*(cell*self.W);
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_bot`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `H`
[INFO] [stdout]   --> src/fluid_sim.rs:28:79
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn draw_line(p1: vec<f32,2>, p2: vec<f32,2>, buffer: &mut Vec<u32>, W: usize, H: usize, color: u32) {
[INFO] [stdout]    |                                                                               ^ help: if this is intentional, prefix it with an underscore: `_H`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vel`
[INFO] [stdout]    --> src/fluid_sim.rs:145:21
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 let mut vel: vec<f32,2> = self.v_field.at(y,x).clone();
[INFO] [stdout]     |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `boundrev`
[INFO] [stdout]    --> src/fluid_sim.rs:278:39
[INFO] [stdout]     |
[INFO] [stdout] 278 |     fn diffuse<const M: usize>(&self, boundrev: bool, current: &vec_field<f32, M>, next: &mut vec_field<f32, M>, diff: f32, dt: f32) {
[INFO] [stdout]     |                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_boundrev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fluid_sim.rs:145:21
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 let mut vel: vec<f32,2> = self.v_field.at(y,x).clone();
[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]    --> src/fluid_sim.rs:199:21
[INFO] [stdout]     |
[INFO] [stdout] 199 |                 let mut vel: vec<f32,2> = self.v_field.at(y,x).clone();
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blue`
[INFO] [stdout]    --> src/fluid_sim.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let blue = from_u8_rgb(0,0,255);
[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]    --> src/fluid_sim.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let white = from_u8_rgb(255,255,255);
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_white`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `left`
[INFO] [stdout]    --> src/fluid_sim.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let left = border;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]    --> src/fluid_sim.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let right = cell - border - 1;
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mid`
[INFO] [stdout]    --> src/fluid_sim.rs:142:21
[INFO] [stdout]     |
[INFO] [stdout] 142 |                 let mid = top + center*(cell*self.W);
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_mid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bot`
[INFO] [stdout]    --> src/fluid_sim.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 |                 let bot = top + (cell-1)*(cell*self.W);
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_bot`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vel`
[INFO] [stdout]    --> src/fluid_sim.rs:145:21
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 let mut vel: vec<f32,2> = self.v_field.at(y,x).clone();
[INFO] [stdout]     |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `boundrev`
[INFO] [stdout]    --> src/fluid_sim.rs:278:39
[INFO] [stdout]     |
[INFO] [stdout] 278 |     fn diffuse<const M: usize>(&self, boundrev: bool, current: &vec_field<f32, M>, next: &mut vec_field<f32, M>, diff: f32, dt: f32) {
[INFO] [stdout]     |                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_boundrev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let mut opts = WindowOptions::default();
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let mut opts = WindowOptions::default();
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fluid` (bin "fluid") due to 1 previous error; 21 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `fluid` (bin "fluid" test) due to 1 previous error; 21 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c781829d9245be6c9b4cd3656334e7e3d80d122b7f3029317ad5fd3b3b7f9a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c781829d9245be6c9b4cd3656334e7e3d80d122b7f3029317ad5fd3b3b7f9a34", kill_on_drop: false }`
[INFO] [stdout] c781829d9245be6c9b4cd3656334e7e3d80d122b7f3029317ad5fd3b3b7f9a34
