[INFO] cloning repository https://github.com/probaku1234/simple-regression
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[INFO] [stdout] e8a37312957c47acc80a93f705c797a815e311b1
[INFO] testing probaku1234/simple-regression against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprobaku1234%2Fsimple-regression" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
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[INFO] finished tweaking git repo https://github.com/probaku1234/simple-regression
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[INFO] [stderr]    Compiling simple-regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/model.rs:302:21
[INFO] [stdout]     |
[INFO] [stdout] 302 |                 let mut grads = [
[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: variant `Zeroes` is never constructed
[INFO] [stdout]  --> src/initializer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Initializer {
[INFO] [stdout]   |          ----------- variant in this enum
[INFO] [stdout] 7 |     Zeroes,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Initializer` has a derived impl for the trait `Clone`, 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: fields `d_input` and `d_output` are never read
[INFO] [stdout]    --> src/model.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub struct SimpleRegressionModel<B: Backend> {
[INFO] [stdout]     |            --------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 106 |     d_input: usize,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 107 |     // Dimensionality of the output (1 for our single predicted value y)
[INFO] [stdout] 108 |     d_output: usize,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 07s
[INFO] running `Command { std: "docker" "inspect" "99a7d04e3edb877d5582c440cd9dc4afe8b5ed5e5a08d556978e11b34e9edcef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99a7d04e3edb877d5582c440cd9dc4afe8b5ed5e5a08d556978e11b34e9edcef", kill_on_drop: false }`
[INFO] [stdout] 99a7d04e3edb877d5582c440cd9dc4afe8b5ed5e5a08d556978e11b34e9edcef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40a4c0567b810f63254e429a765aa33dec02633670cd0ba6c7d535a035016eea
[INFO] running `Command { std: "docker" "start" "-a" "40a4c0567b810f63254e429a765aa33dec02633670cd0ba6c7d535a035016eea", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/model.rs:302:21
[INFO] [stdout]     |
[INFO] [stdout] 302 |                 let mut grads = [
[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: variant `Zeroes` is never constructed
[INFO] [stdout]  --> src/initializer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Initializer {
[INFO] [stdout]   |          ----------- variant in this enum
[INFO] [stdout] 7 |     Zeroes,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Initializer` has a derived impl for the trait `Clone`, 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: fields `d_input` and `d_output` are never read
[INFO] [stdout]    --> src/model.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub struct SimpleRegressionModel<B: Backend> {
[INFO] [stdout]     |            --------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 106 |     d_input: usize,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 107 |     // Dimensionality of the output (1 for our single predicted value y)
[INFO] [stdout] 108 |     d_output: usize,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "40a4c0567b810f63254e429a765aa33dec02633670cd0ba6c7d535a035016eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40a4c0567b810f63254e429a765aa33dec02633670cd0ba6c7d535a035016eea", kill_on_drop: false }`
[INFO] [stdout] 40a4c0567b810f63254e429a765aa33dec02633670cd0ba6c7d535a035016eea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bf71428117848429642ba5af5664228c118f6b403c4bb647830a54f9b669231f
[INFO] running `Command { std: "docker" "start" "-a" "bf71428117848429642ba5af5664228c118f6b403c4bb647830a54f9b669231f", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/model.rs:302:21
[INFO] [stderr]     |
[INFO] [stderr] 302 |                 let mut grads = [
[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: variant `Zeroes` is never constructed
[INFO] [stderr]  --> src/initializer.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub enum Initializer {
[INFO] [stderr]   |          ----------- variant in this enum
[INFO] [stderr] 7 |     Zeroes,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Initializer` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `d_input` and `d_output` are never read
[INFO] [stderr]    --> src/model.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 102 | pub struct SimpleRegressionModel<B: Backend> {
[INFO] [stderr]     |            --------------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 106 |     d_input: usize,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 107 |     // Dimensionality of the output (1 for our single predicted value y)
[INFO] [stderr] 108 |     d_output: usize,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `simple-regression` (bin "simple-regression" test) generated 3 warnings (run `cargo fix --bin "simple-regression" -p simple-regression --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/simple_regression-ec0fea663ebe9a48)
[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" "bf71428117848429642ba5af5664228c118f6b403c4bb647830a54f9b669231f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf71428117848429642ba5af5664228c118f6b403c4bb647830a54f9b669231f", kill_on_drop: false }`
[INFO] [stdout] bf71428117848429642ba5af5664228c118f6b403c4bb647830a54f9b669231f
