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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9acb299e10f8d5b867e124de5d6051f48c5db96
[INFO] testing KPMGE/auto-grad-rs against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKPMGE%2Fauto-grad-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/KPMGE/auto-grad-rs
[INFO] finished tweaking git repo https://github.com/KPMGE/auto-grad-rs
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[INFO] validating manifest of git repo https://github.com/KPMGE/auto-grad-rs on toolchain beta-2026-01-20
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[INFO] [stdout] b1da0c9be9a7720e1cb651caf74ff34f1011fcab094907ae161192632ca90c30
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[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.174
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[INFO] [stderr]    Compiling rayon-core v1.12.1
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[INFO] [stderr]    Compiling backtrace v0.3.75
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[INFO] [stderr]    Compiling equator v0.4.2
[INFO] [stderr]    Compiling aligned-vec v0.6.4
[INFO] [stderr]    Compiling v_frame v0.3.9
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[INFO] [stderr]    Compiling av1-grain v0.2.4
[INFO] [stderr]    Compiling plotlib v0.5.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling ravif v0.11.20
[INFO] [stderr]    Compiling image v0.25.6
[INFO] [stderr]    Compiling auto-grad-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Cos` is never constructed
[INFO] [stdout]   --> src/functions/cos.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Cos {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/functions/cos.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Cos {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 29 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Exp` is never constructed
[INFO] [stdout]   --> src/functions/exp.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Exp {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/functions/exp.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Exp {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 29 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sigmoid` is never constructed
[INFO] [stdout]   --> src/functions/sigmoid.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Sigmoid {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/functions/sigmoid.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Sigmoid {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 29 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `sigmoid` is never used
[INFO] [stdout]   --> src/functions/sigmoid.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl Sigmoid {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 37 |     fn sigmoid(&self, val: f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.25s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.7.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "b1da0c9be9a7720e1cb651caf74ff34f1011fcab094907ae161192632ca90c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1da0c9be9a7720e1cb651caf74ff34f1011fcab094907ae161192632ca90c30", kill_on_drop: false }`
[INFO] [stdout] b1da0c9be9a7720e1cb651caf74ff34f1011fcab094907ae161192632ca90c30
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4ef417cc523e9fb99c1e6689565ee86ba46b7564d369ca912f5576b5d82b772
[INFO] running `Command { std: "docker" "start" "-a" "d4ef417cc523e9fb99c1e6689565ee86ba46b7564d369ca912f5576b5d82b772", kill_on_drop: false }`
[INFO] [stderr]    Compiling auto-grad-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Cos` is never constructed
[INFO] [stdout]   --> src/functions/cos.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Cos {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/functions/cos.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Cos {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 29 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Exp` is never constructed
[INFO] [stdout]   --> src/functions/exp.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Exp {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/functions/exp.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Exp {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 29 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sigmoid` is never constructed
[INFO] [stdout]   --> src/functions/sigmoid.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Sigmoid {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/functions/sigmoid.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Sigmoid {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 29 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `sigmoid` is never used
[INFO] [stdout]   --> src/functions/sigmoid.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl Sigmoid {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 37 |     fn sigmoid(&self, val: f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.7.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "d4ef417cc523e9fb99c1e6689565ee86ba46b7564d369ca912f5576b5d82b772", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ef417cc523e9fb99c1e6689565ee86ba46b7564d369ca912f5576b5d82b772", kill_on_drop: false }`
[INFO] [stdout] d4ef417cc523e9fb99c1e6689565ee86ba46b7564d369ca912f5576b5d82b772
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d680e1aa64df498786bccd47e76736fa72c73ecd9f716b865a49609d8b8546ba
[INFO] running `Command { std: "docker" "start" "-a" "d680e1aa64df498786bccd47e76736fa72c73ecd9f716b865a49609d8b8546ba", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Cos` is never constructed
[INFO] [stderr]   --> src/functions/cos.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct Cos {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/functions/cos.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl Cos {
[INFO] [stderr]    | -------- associated function in this implementation
[INFO] [stderr] 29 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Exp` is never constructed
[INFO] [stderr]   --> src/functions/exp.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct Exp {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/functions/exp.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl Exp {
[INFO] [stderr]    | -------- associated function in this implementation
[INFO] [stderr] 29 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Sigmoid` is never constructed
[INFO] [stderr]   --> src/functions/sigmoid.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct Sigmoid {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/functions/sigmoid.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl Sigmoid {
[INFO] [stderr]    | ------------ associated function in this implementation
[INFO] [stderr] 29 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `sigmoid` is never used
[INFO] [stderr]   --> src/functions/sigmoid.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 36 | impl Sigmoid {
[INFO] [stderr]    | ------------ method in this implementation
[INFO] [stderr] 37 |     fn sigmoid(&self, val: f64) -> f64 {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `auto-grad-rs` (bin "auto-grad-rs" test) generated 7 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.7.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/auto_grad_rs-37364aad41e1ed2e)
[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" "d680e1aa64df498786bccd47e76736fa72c73ecd9f716b865a49609d8b8546ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d680e1aa64df498786bccd47e76736fa72c73ecd9f716b865a49609d8b8546ba", kill_on_drop: false }`
[INFO] [stdout] d680e1aa64df498786bccd47e76736fa72c73ecd9f716b865a49609d8b8546ba
