[INFO] cloning repository https://github.com/LordGoatius/visualize-vector-fields
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LordGoatius/visualize-vector-fields" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLordGoatius%2Fvisualize-vector-fields", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLordGoatius%2Fvisualize-vector-fields'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c96e25e452364279b7741b607683f4377a69a90
[INFO] checking LordGoatius/visualize-vector-fields against try#b4c55082edd8dec08ce8af276d7054d9c4db20c4 for pr-147984
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLordGoatius%2Fvisualize-vector-fields" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LordGoatius/visualize-vector-fields
[INFO] finished tweaking git repo https://github.com/LordGoatius/visualize-vector-fields
[INFO] tweaked toml for git repo https://github.com/LordGoatius/visualize-vector-fields written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LordGoatius/visualize-vector-fields on toolchain b4c55082edd8dec08ce8af276d7054d9c4db20c4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LordGoatius/visualize-vector-fields 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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl3-sys v0.5.4+SDL3-3.2.20
[INFO] [stderr]   Downloaded sdl3 v0.14.41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4cff3207683fd61798a142174e65578bdabe12562d2ccbd0d35eac182e41ddab
[INFO] running `Command { std: "docker" "start" "-a" "4cff3207683fd61798a142174e65578bdabe12562d2ccbd0d35eac182e41ddab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cff3207683fd61798a142174e65578bdabe12562d2ccbd0d35eac182e41ddab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cff3207683fd61798a142174e65578bdabe12562d2ccbd0d35eac182e41ddab", kill_on_drop: false }`
[INFO] [stdout] 4cff3207683fd61798a142174e65578bdabe12562d2ccbd0d35eac182e41ddab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 478e90c6f999ffba5a866e3d2b02ca101571eba945c9bbc88e09d4d5bdb00736
[INFO] running `Command { std: "docker" "start" "-a" "478e90c6f999ffba5a866e3d2b02ca101571eba945c9bbc88e09d4d5bdb00736", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl3-sys v0.5.4+SDL3-3.2.20
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling sdl3 v0.14.41
[INFO] [stderr]     Checking bitflags v2.9.3
[INFO] [stderr]     Checking visualize v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `sdl3::libc::sleep`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use sdl3::libc::sleep;
[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: `sdl3::libc::sleep`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use sdl3::libc::sleep;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `vec_size` is never read
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct GraphWindow {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 20 |     vec_size: f32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GraphWindow` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Line` is never used
[INFO] [stdout]   --> src/main.rs:24:6
[INFO] [stdout]    |
[INFO] [stdout] 24 | type Line = fn(f32) -> f32;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `OrdinaryDegreeOneDiffEq` is never used
[INFO] [stdout]   --> src/main.rs:27:6
[INFO] [stdout]    |
[INFO] [stdout] 27 | type OrdinaryDegreeOneDiffEq = fn(f32) -> f32;
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `render_line`, `render_line_domain`, `render_vector_field_dxdy`, `render_vector_field_dxdt_4th`, and `render_vec_field_dxdy` are never used
[INFO] [stdout]    --> src/main.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout]  29 | impl GraphWindow {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 144 |     fn render_line(&self, line: Line, canvas: &mut Canvas<Window>, dx: f32, color: Color) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     fn render_line_domain(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 |     fn render_vector_field_dxdy(&self, dxdt: OrdinaryDegreeOneDiffEq, canvas: &mut Canvas<Window>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 340 |     fn render_vector_field_dxdt_4th(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 412 |     fn render_vec_field_dxdy(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `euler_method` is never used
[INFO] [stdout]    --> src/main.rs:461:4
[INFO] [stdout]     |
[INFO] [stdout] 461 | fn euler_method<T: Fn(f32) -> f32>(x: f32, f: &T, dt: f32) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `improved_euler_method` is never used
[INFO] [stdout]    --> src/main.rs:465:4
[INFO] [stdout]     |
[INFO] [stdout] 465 | fn improved_euler_method<T: Fn(f32) -> f32>(x: f32, f: &T, dt: f32) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Q` should have a snake case name
[INFO] [stdout]    --> src/main.rs:635:13
[INFO] [stdout]     |
[INFO] [stdout] 635 |         let Q = 0.0;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `q`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `vec_size` is never read
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct GraphWindow {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 20 |     vec_size: f32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GraphWindow` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Line` is never used
[INFO] [stdout]   --> src/main.rs:24:6
[INFO] [stdout]    |
[INFO] [stdout] 24 | type Line = fn(f32) -> f32;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `OrdinaryDegreeOneDiffEq` is never used
[INFO] [stdout]   --> src/main.rs:27:6
[INFO] [stdout]    |
[INFO] [stdout] 27 | type OrdinaryDegreeOneDiffEq = fn(f32) -> f32;
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `render_line`, `render_line_domain`, `render_vector_field_dxdy`, `render_vector_field_dxdt_4th`, and `render_vec_field_dxdy` are never used
[INFO] [stdout]    --> src/main.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout]  29 | impl GraphWindow {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 144 |     fn render_line(&self, line: Line, canvas: &mut Canvas<Window>, dx: f32, color: Color) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     fn render_line_domain(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 |     fn render_vector_field_dxdy(&self, dxdt: OrdinaryDegreeOneDiffEq, canvas: &mut Canvas<Window>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 340 |     fn render_vector_field_dxdt_4th(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 412 |     fn render_vec_field_dxdy(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `euler_method` is never used
[INFO] [stdout]    --> src/main.rs:461:4
[INFO] [stdout]     |
[INFO] [stdout] 461 | fn euler_method<T: Fn(f32) -> f32>(x: f32, f: &T, dt: f32) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `improved_euler_method` is never used
[INFO] [stdout]    --> src/main.rs:465:4
[INFO] [stdout]     |
[INFO] [stdout] 465 | fn improved_euler_method<T: Fn(f32) -> f32>(x: f32, f: &T, dt: f32) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Q` should have a snake case name
[INFO] [stdout]    --> src/main.rs:635:13
[INFO] [stdout]     |
[INFO] [stdout] 635 |         let Q = 0.0;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `q`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "478e90c6f999ffba5a866e3d2b02ca101571eba945c9bbc88e09d4d5bdb00736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "478e90c6f999ffba5a866e3d2b02ca101571eba945c9bbc88e09d4d5bdb00736", kill_on_drop: false }`
[INFO] [stdout] 478e90c6f999ffba5a866e3d2b02ca101571eba945c9bbc88e09d4d5bdb00736