[INFO] cloning repository https://github.com/karma-works/yarnball-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/karma-works/yarnball-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarma-works%2Fyarnball-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarma-works%2Fyarnball-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f7b6c01f5bc00350b6d9065e4f7c2dd60cd7342
[INFO] testing karma-works/yarnball-rs against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarma-works%2Fyarnball-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/karma-works/yarnball-rs
[INFO] finished tweaking git repo https://github.com/karma-works/yarnball-rs
[INFO] tweaked toml for git repo https://github.com/karma-works/yarnball-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/karma-works/yarnball-rs 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 git repo https://github.com/karma-works/yarnball-rs 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] 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_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" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f56f0155d570acd0e59ae230f6d345db2259cf57b2279eda7366fcc8ba2b0a4
[INFO] running `Command { std: "docker" "start" "-a" "7f56f0155d570acd0e59ae230f6d345db2259cf57b2279eda7366fcc8ba2b0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f56f0155d570acd0e59ae230f6d345db2259cf57b2279eda7366fcc8ba2b0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f56f0155d570acd0e59ae230f6d345db2259cf57b2279eda7366fcc8ba2b0a4", kill_on_drop: false }`
[INFO] [stdout] 7f56f0155d570acd0e59ae230f6d345db2259cf57b2279eda7366fcc8ba2b0a4
[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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a23633012a9828a570907211b1a3cd607457a9b4659d91b868f4caa068378298
[INFO] running `Command { std: "docker" "start" "-a" "a23633012a9828a570907211b1a3cd607457a9b4659d91b868f4caa068378298", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling ash v0.38.0+1.3.281
[INFO] [stderr]    Compiling zmij v1.0.12
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling pp-rs v0.2.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling hexf-parse v0.2.1
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling presser v0.3.1
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling spirv v0.2.0+1.5.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling naga v0.14.2
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling glam v0.29.3
[INFO] [stderr]    Compiling gpu-allocator v0.27.0
[INFO] [stderr]    Compiling yarnball-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Serialize`
[INFO] [stdout]  --> src/config/mod.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/vulkan/context.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut extension_names = vec![];
[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/vulkan/context.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut device_extensions = vec![];
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BCCHeader` is never constructed
[INFO] [stdout]   --> src/config/mod.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | struct BCCHeader {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Serialize`
[INFO] [stdout]  --> src/config/mod.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::{Deserialize, Serialize};
[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 imports: `GpuMetaData` and `Vertex`
[INFO] [stdout]  --> src/main.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::sim::{Sim, Vertex, GpuMetaData};
[INFO] [stdout]   |                       ^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::Rotor`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::math::Rotor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Vec3` and `Vec4`
[INFO] [stdout]   --> src/main.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | use glam::{Vec3, Vec4};
[INFO] [stdout]    |            ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/vulkan/context.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut extension_names = vec![];
[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/vulkan/context.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut device_extensions = vec![];
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BCCHeader` is never constructed
[INFO] [stdout]   --> src/config/mod.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | struct BCCHeader {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.44s
[INFO] running `Command { std: "docker" "inspect" "a23633012a9828a570907211b1a3cd607457a9b4659d91b868f4caa068378298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a23633012a9828a570907211b1a3cd607457a9b4659d91b868f4caa068378298", kill_on_drop: false }`
[INFO] [stdout] a23633012a9828a570907211b1a3cd607457a9b4659d91b868f4caa068378298
[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] c8a22d452de9ec5d5cbfd03bdcf7f0eac188f3bf88724bd889842ba00c72666c
[INFO] running `Command { std: "docker" "start" "-a" "c8a22d452de9ec5d5cbfd03bdcf7f0eac188f3bf88724bd889842ba00c72666c", kill_on_drop: false }`
[INFO] [stderr]    Compiling yarnball-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Serialize`
[INFO] [stdout]  --> src/config/mod.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/vulkan/context.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut extension_names = vec![];
[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/vulkan/context.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut device_extensions = vec![];
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BCCHeader` is never constructed
[INFO] [stdout]   --> src/config/mod.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | struct BCCHeader {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Serialize`
[INFO] [stdout]  --> src/config/mod.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::{Deserialize, Serialize};
[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 imports: `GpuMetaData` and `Vertex`
[INFO] [stdout]  --> src/main.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::sim::{Sim, Vertex, GpuMetaData};
[INFO] [stdout]   |                       ^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::Rotor`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::math::Rotor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Vec3` and `Vec4`
[INFO] [stdout]   --> src/main.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | use glam::{Vec3, Vec4};
[INFO] [stdout]    |            ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/vulkan/context.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut extension_names = vec![];
[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/vulkan/context.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut device_extensions = vec![];
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BCCHeader` is never constructed
[INFO] [stdout]   --> src/config/mod.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | struct BCCHeader {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Serialize`
[INFO] [stdout]  --> src/config/mod.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::{Deserialize, Serialize};
[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: `Serialize`
[INFO] [stdout]  --> src/config/mod.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::{Deserialize, Serialize};
[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 imports: `GpuMetaData` and `Vertex`
[INFO] [stdout]  --> src/main.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::sim::{Sim, Vertex, GpuMetaData};
[INFO] [stdout]   |                       ^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::Rotor`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::math::Rotor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Vec3` and `Vec4`
[INFO] [stdout]   --> src/main.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | use glam::{Vec3, Vec4};
[INFO] [stdout]    |            ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/vulkan/context.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut extension_names = vec![];
[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/vulkan/context.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut device_extensions = vec![];
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BCCHeader` is never constructed
[INFO] [stdout]   --> src/config/mod.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | struct BCCHeader {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/vulkan/context.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut extension_names = vec![];
[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/vulkan/context.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut device_extensions = vec![];
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BCCHeader` is never constructed
[INFO] [stdout]   --> src/config/mod.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | struct BCCHeader {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "c8a22d452de9ec5d5cbfd03bdcf7f0eac188f3bf88724bd889842ba00c72666c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a22d452de9ec5d5cbfd03bdcf7f0eac188f3bf88724bd889842ba00c72666c", kill_on_drop: false }`
[INFO] [stdout] c8a22d452de9ec5d5cbfd03bdcf7f0eac188f3bf88724bd889842ba00c72666c
[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] c2aeff8c3b2f638b0c5a01eca1dce0bdee3c90c5ba60af77773203d68be4106d
[INFO] running `Command { std: "docker" "start" "-a" "c2aeff8c3b2f638b0c5a01eca1dce0bdee3c90c5ba60af77773203d68be4106d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Serialize`
[INFO] [stderr]  --> src/config/mod.rs:5:26
[INFO] [stderr]   |
[INFO] [stderr] 5 | use serde::{Deserialize, Serialize};
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/vulkan/context.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let mut extension_names = vec![];
[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: variable does not need to be mutable
[INFO] [stderr]   --> src/vulkan/context.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let mut device_extensions = vec![];
[INFO] [stderr]    |             ----^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BCCHeader` is never constructed
[INFO] [stderr]   --> src/config/mod.rs:80:8
[INFO] [stderr]    |
[INFO] [stderr] 80 | struct BCCHeader {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `yarnball-rs` (lib) generated 4 warnings (run `cargo fix --lib -p yarnball-rs` to apply 3 suggestions)
[INFO] [stderr] warning: unused imports: `GpuMetaData` and `Vertex`
[INFO] [stderr]  --> src/main.rs:6:23
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::sim::{Sim, Vertex, GpuMetaData};
[INFO] [stderr]   |                       ^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::math::Rotor`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::math::Rotor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Vec3` and `Vec4`
[INFO] [stderr]   --> src/main.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | use glam::{Vec3, Vec4};
[INFO] [stderr]    |            ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `yarnball-rs` (bin "yarnball-rs" test) generated 7 warnings (4 duplicates) (run `cargo fix --bin "yarnball-rs" -p yarnball-rs --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `yarnball-rs` (bin "yarnball-rs") generated 7 warnings (7 duplicates)
[INFO] [stderr] warning: `yarnball-rs` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/yarnball_rs-0589fc4b300e1ae2)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/yarnball_rs-9aeac0cec1e5d152)
[INFO] [stdout] 
[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 tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-ae7efb62b5555bb3)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test simulation_tests::test_multiple_simulation_steps ... ok
[INFO] [stdout] test simulation_tests::test_yarn_segment_simulation ... ignored, Crashes due to MoltenVK cleanup issues with larger simulations - binary works fine
[INFO] [stdout] test simulation_tests::test_simulation_step_gravity ... ok
[INFO] [stdout] test simulation_tests::test_snapshot_loading ... ok
[INFO] [stdout] test simulation_tests::test_vulkan_context_creation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.10s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests yarnball_rs
[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" "c2aeff8c3b2f638b0c5a01eca1dce0bdee3c90c5ba60af77773203d68be4106d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2aeff8c3b2f638b0c5a01eca1dce0bdee3c90c5ba60af77773203d68be4106d", kill_on_drop: false }`
[INFO] [stdout] c2aeff8c3b2f638b0c5a01eca1dce0bdee3c90c5ba60af77773203d68be4106d
