[INFO] fetching crate sgpe 1.0.0...
[INFO] testing sgpe-1.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sgpe 1.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate sgpe 1.0.0
[INFO] finished tweaking crates.io crate sgpe 1.0.0
[INFO] tweaked toml for crates.io crate sgpe 1.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sgpe 1.0.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sgpe 1.0.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stdout] ac2e578e3b15271d686408f792a3b9821fd5f29f628cfc8b6881a865bf7ab1d5
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[INFO] [stdout] warning: unused import: `std::f64::consts::E`
[INFO] [stdout]  --> src/rkf45.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::f64::consts::E;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::genrows`: Renamed to .rows()
[INFO] [stdout]   --> src/utils.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |     for row in data.genrows() {
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::genrows`: Renamed to .rows()
[INFO] [stdout]   --> src/utils.rs:65:22
[INFO] [stdout]    |
[INFO] [stdout] 65 |     for row in array.genrows() {
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::genrows`: Renamed to .rows()
[INFO] [stdout]   --> src/utils.rs:96:22
[INFO] [stdout]    |
[INFO] [stdout] 96 |     for row in noise.genrows() {
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rkf45.rs:286:9
[INFO] [stdout]     |
[INFO] [stdout] 286 |     let mut previous_norm = y.iter().map(|&c| c.norm_sqr()).sum::<f64>()
[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: `run_id`
[INFO] [stdout]    --> src/rkf45.rs:270:5
[INFO] [stdout]     |
[INFO] [stdout] 270 |     run_id: &isize,
[INFO] [stdout]     |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_run_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unscaled_chemical_potential`
[INFO] [stdout]    --> src/rkf45.rs:278:5
[INFO] [stdout]     |
[INFO] [stdout] 278 |     unscaled_chemical_potential: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_unscaled_chemical_potential`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unscaled_temperature`
[INFO] [stdout]    --> src/rkf45.rs:279:5
[INFO] [stdout]     |
[INFO] [stdout] 279 |     unscaled_temperature: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_unscaled_temperature`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `previous_norm`
[INFO] [stdout]    --> src/rkf45.rs:286:9
[INFO] [stdout]     |
[INFO] [stdout] 286 |     let mut previous_norm = y.iter().map(|&c| c.norm_sqr()).sum::<f64>()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_previous_norm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/rkf45.rs:290:9
[INFO] [stdout]     |
[INFO] [stdout] 290 |     let path = std::path::Path::new(&dir);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `atomic_mass`
[INFO] [stdout]   --> src/types.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |         atomic_mass: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_atomic_mass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frequency_x`
[INFO] [stdout]   --> src/types.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         frequency_x: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frequency_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rayon::ThreadPoolBuilder`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rayon::ThreadPoolBuilder;
[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 variable: `phi`
[INFO] [stdout]    --> src/main.rs:213:12
[INFO] [stdout]     |
[INFO] [stdout] 213 |        let phi = rkf45::runge_kutta_2d(
[INFO] [stdout]     |            ^^^ help: if this is intentional, prefix it with an underscore: `_phi`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `save_every_step`
[INFO] [stdout]   --> src/main.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |    let save_every_step = env::args().nth(3)
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_save_every_step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset_x`
[INFO] [stdout]   --> src/main.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |    let offset_x: f64 = rng.gen_range(-2.0..=2.0);
[INFO] [stdout]    |        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset_y`
[INFO] [stdout]   --> src/main.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |    let offset_y: f64 = rng.gen_range(-2.0..=2.0);
[INFO] [stdout]    |        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `phi`
[INFO] [stdout]    --> src/main.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 177 |    let mut phi: Array2<Complex<f64>>;
[INFO] [stdout]     |        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_phi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `Command { std: "docker" "inspect" "ac2e578e3b15271d686408f792a3b9821fd5f29f628cfc8b6881a865bf7ab1d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac2e578e3b15271d686408f792a3b9821fd5f29f628cfc8b6881a865bf7ab1d5", kill_on_drop: false }`
[INFO] [stdout] ac2e578e3b15271d686408f792a3b9821fd5f29f628cfc8b6881a865bf7ab1d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3b855f1a58984245c7ae5de10643b8911088518f8bee2107449184cc19b34d6
[INFO] running `Command { std: "docker" "start" "-a" "e3b855f1a58984245c7ae5de10643b8911088518f8bee2107449184cc19b34d6", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::f64::consts::E`
[INFO] [stdout]  --> src/rkf45.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::f64::consts::E;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::genrows`: Renamed to .rows()
[INFO] [stdout]   --> src/utils.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |     for row in data.genrows() {
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::genrows`: Renamed to .rows()
[INFO] [stdout]   --> src/utils.rs:65:22
[INFO] [stdout]    |
[INFO] [stdout] 65 |     for row in array.genrows() {
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::genrows`: Renamed to .rows()
[INFO] [stdout]   --> src/utils.rs:96:22
[INFO] [stdout]    |
[INFO] [stdout] 96 |     for row in noise.genrows() {
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rkf45.rs:286:9
[INFO] [stdout]     |
[INFO] [stdout] 286 |     let mut previous_norm = y.iter().map(|&c| c.norm_sqr()).sum::<f64>()
[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: `run_id`
[INFO] [stdout]    --> src/rkf45.rs:270:5
[INFO] [stdout]     |
[INFO] [stdout] 270 |     run_id: &isize,
[INFO] [stdout]     |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_run_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unscaled_chemical_potential`
[INFO] [stdout]    --> src/rkf45.rs:278:5
[INFO] [stdout]     |
[INFO] [stdout] 278 |     unscaled_chemical_potential: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_unscaled_chemical_potential`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unscaled_temperature`
[INFO] [stdout]    --> src/rkf45.rs:279:5
[INFO] [stdout]     |
[INFO] [stdout] 279 |     unscaled_temperature: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_unscaled_temperature`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `previous_norm`
[INFO] [stdout]    --> src/rkf45.rs:286:9
[INFO] [stdout]     |
[INFO] [stdout] 286 |     let mut previous_norm = y.iter().map(|&c| c.norm_sqr()).sum::<f64>()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_previous_norm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/rkf45.rs:290:9
[INFO] [stdout]     |
[INFO] [stdout] 290 |     let path = std::path::Path::new(&dir);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `atomic_mass`
[INFO] [stdout]   --> src/types.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |         atomic_mass: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_atomic_mass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frequency_x`
[INFO] [stdout]   --> src/types.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         frequency_x: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frequency_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sgpe v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::f64::consts::E`
[INFO] [stdout]  --> src/rkf45.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::f64::consts::E;
[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: `rayon::ThreadPoolBuilder`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rayon::ThreadPoolBuilder;
[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 variable: `phi`
[INFO] [stdout]    --> src/main.rs:213:12
[INFO] [stdout]     |
[INFO] [stdout] 213 |        let phi = rkf45::runge_kutta_2d(
[INFO] [stdout]     |            ^^^ help: if this is intentional, prefix it with an underscore: `_phi`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `save_every_step`
[INFO] [stdout]   --> src/main.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |    let save_every_step = env::args().nth(3)
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_save_every_step`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset_x`
[INFO] [stdout]   --> src/main.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |    let offset_x: f64 = rng.gen_range(-2.0..=2.0);
[INFO] [stdout]    |        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset_y`
[INFO] [stdout]   --> src/main.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |    let offset_y: f64 = rng.gen_range(-2.0..=2.0);
[INFO] [stdout]    |        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `phi`
[INFO] [stdout]    --> src/main.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 177 |    let mut phi: Array2<Complex<f64>>;
[INFO] [stdout]     |        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_phi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::genrows`: Renamed to .rows()
[INFO] [stdout]   --> src/utils.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |     for row in data.genrows() {
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::genrows`: Renamed to .rows()
[INFO] [stdout]   --> src/utils.rs:65:22
[INFO] [stdout]    |
[INFO] [stdout] 65 |     for row in array.genrows() {
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::genrows`: Renamed to .rows()
[INFO] [stdout]   --> src/utils.rs:96:22
[INFO] [stdout]    |
[INFO] [stdout] 96 |     for row in noise.genrows() {
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rkf45.rs:286:9
[INFO] [stdout]     |
[INFO] [stdout] 286 |     let mut previous_norm = y.iter().map(|&c| c.norm_sqr()).sum::<f64>()
[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: `run_id`
[INFO] [stdout]    --> src/rkf45.rs:270:5
[INFO] [stdout]     |
[INFO] [stdout] 270 |     run_id: &isize,
[INFO] [stdout]     |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_run_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unscaled_chemical_potential`
[INFO] [stdout]    --> src/rkf45.rs:278:5
[INFO] [stdout]     |
[INFO] [stdout] 278 |     unscaled_chemical_potential: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_unscaled_chemical_potential`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unscaled_temperature`
[INFO] [stdout]    --> src/rkf45.rs:279:5
[INFO] [stdout]     |
[INFO] [stdout] 279 |     unscaled_temperature: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_unscaled_temperature`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `previous_norm`
[INFO] [stdout]    --> src/rkf45.rs:286:9
[INFO] [stdout]     |
[INFO] [stdout] 286 |     let mut previous_norm = y.iter().map(|&c| c.norm_sqr()).sum::<f64>()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_previous_norm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/rkf45.rs:290:9
[INFO] [stdout]     |
[INFO] [stdout] 290 |     let path = std::path::Path::new(&dir);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `atomic_mass`
[INFO] [stdout]   --> src/types.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |         atomic_mass: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_atomic_mass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frequency_x`
[INFO] [stdout]   --> src/types.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         frequency_x: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frequency_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "e3b855f1a58984245c7ae5de10643b8911088518f8bee2107449184cc19b34d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3b855f1a58984245c7ae5de10643b8911088518f8bee2107449184cc19b34d6", kill_on_drop: false }`
[INFO] [stdout] e3b855f1a58984245c7ae5de10643b8911088518f8bee2107449184cc19b34d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 28453ea6d8beb42bdbc0ecacfb1e85fba228fdd134dc33ef69cd80975a8ca8dc
[INFO] running `Command { std: "docker" "start" "-a" "28453ea6d8beb42bdbc0ecacfb1e85fba228fdd134dc33ef69cd80975a8ca8dc", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::f64::consts::E`
[INFO] [stderr]  --> src/rkf45.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::f64::consts::E;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::genrows`: Renamed to .rows()
[INFO] [stderr]   --> src/utils.rs:32:21
[INFO] [stderr]    |
[INFO] [stderr] 32 |     for row in data.genrows() {
[INFO] [stderr]    |                     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::genrows`: Renamed to .rows()
[INFO] [stderr]   --> src/utils.rs:65:22
[INFO] [stderr]    |
[INFO] [stderr] 65 |     for row in array.genrows() {
[INFO] [stderr]    |                      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::genrows`: Renamed to .rows()
[INFO] [stderr]   --> src/utils.rs:96:22
[INFO] [stderr]    |
[INFO] [stderr] 96 |     for row in noise.genrows() {
[INFO] [stderr]    |                      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/rkf45.rs:286:9
[INFO] [stderr]     |
[INFO] [stderr] 286 |     let mut previous_norm = y.iter().map(|&c| c.norm_sqr()).sum::<f64>()
[INFO] [stderr]     |         ----^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `run_id`
[INFO] [stderr]    --> src/rkf45.rs:270:5
[INFO] [stderr]     |
[INFO] [stderr] 270 |     run_id: &isize,
[INFO] [stderr]     |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_run_id`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `unscaled_chemical_potential`
[INFO] [stderr]    --> src/rkf45.rs:278:5
[INFO] [stderr]     |
[INFO] [stderr] 278 |     unscaled_chemical_potential: f64,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_unscaled_chemical_potential`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `unscaled_temperature`
[INFO] [stderr]    --> src/rkf45.rs:279:5
[INFO] [stderr]     |
[INFO] [stderr] 279 |     unscaled_temperature: f64,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_unscaled_temperature`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `previous_norm`
[INFO] [stderr]    --> src/rkf45.rs:286:9
[INFO] [stderr]     |
[INFO] [stderr] 286 |     let mut previous_norm = y.iter().map(|&c| c.norm_sqr()).sum::<f64>()
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_previous_norm`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]    --> src/rkf45.rs:290:9
[INFO] [stderr]     |
[INFO] [stderr] 290 |     let path = std::path::Path::new(&dir);
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `atomic_mass`
[INFO] [stderr]   --> src/types.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |         atomic_mass: f64,
[INFO] [stderr]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_atomic_mass`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `frequency_x`
[INFO] [stderr]   --> src/types.rs:80:9
[INFO] [stderr]    |
[INFO] [stderr] 80 |         frequency_x: f64,
[INFO] [stderr]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frequency_x`
[INFO] [stderr] 
[INFO] [stderr] warning: `sgpe` (lib) generated 12 warnings (run `cargo fix --lib -p sgpe` to apply 9 suggestions)
[INFO] [stderr] warning: `sgpe` (lib test) generated 12 warnings (12 duplicates)
[INFO] [stderr] warning: unused import: `rayon::ThreadPoolBuilder`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rayon::ThreadPoolBuilder;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `phi`
[INFO] [stderr]    --> src/main.rs:213:12
[INFO] [stderr]     |
[INFO] [stderr] 213 |        let phi = rkf45::runge_kutta_2d(
[INFO] [stderr]     |            ^^^ help: if this is intentional, prefix it with an underscore: `_phi`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `save_every_step`
[INFO] [stderr]   --> src/main.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 |    let save_every_step = env::args().nth(3)
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_save_every_step`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset_x`
[INFO] [stderr]   --> src/main.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 55 |    let offset_x: f64 = rng.gen_range(-2.0..=2.0);
[INFO] [stderr]    |        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset_y`
[INFO] [stderr]   --> src/main.rs:56:8
[INFO] [stderr]    |
[INFO] [stderr] 56 |    let offset_y: f64 = rng.gen_range(-2.0..=2.0);
[INFO] [stderr]    |        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `phi`
[INFO] [stderr]    --> src/main.rs:177:8
[INFO] [stderr]     |
[INFO] [stderr] 177 |    let mut phi: Array2<Complex<f64>>;
[INFO] [stderr]     |        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_phi`
[INFO] [stderr] 
[INFO] [stderr] warning: `sgpe` (bin "sgpe" test) generated 6 warnings (run `cargo fix --bin "sgpe" -p sgpe --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sgpe-bd08d994769fd469)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sgpe-ad3dda4eac031703)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sgpe
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "28453ea6d8beb42bdbc0ecacfb1e85fba228fdd134dc33ef69cd80975a8ca8dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28453ea6d8beb42bdbc0ecacfb1e85fba228fdd134dc33ef69cd80975a8ca8dc", kill_on_drop: false }`
[INFO] [stdout] 28453ea6d8beb42bdbc0ecacfb1e85fba228fdd134dc33ef69cd80975a8ca8dc
