[INFO] fetching crate ferrite-dl 0.2.0...
[INFO] testing ferrite-dl-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ferrite-dl 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ferrite-dl 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ferrite-dl 0.2.0
[INFO] tweaked toml for crates.io crate ferrite-dl 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ferrite-dl 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ferrite-dl 0.2.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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_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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/a958bd6bc3ff9f6feef82304d4f66f0ade39d8b2b6cb7386186b51909b599297-init: no space left on device
[INFO] testing ferrite-dl-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ferrite-dl 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ferrite-dl 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ferrite-dl 0.2.0
[INFO] tweaked toml for crates.io crate ferrite-dl 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ferrite-dl 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ferrite-dl 0.2.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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_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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61a1edf31ea6198ce4cac2da8c919ea9633b287e8881a68d7a020100d0c6859c
[INFO] running `Command { std: "docker" "start" "-a" "61a1edf31ea6198ce4cac2da8c919ea9633b287e8881a68d7a020100d0c6859c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61a1edf31ea6198ce4cac2da8c919ea9633b287e8881a68d7a020100d0c6859c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61a1edf31ea6198ce4cac2da8c919ea9633b287e8881a68d7a020100d0c6859c", kill_on_drop: false }`
[INFO] [stdout] 61a1edf31ea6198ce4cac2da8c919ea9633b287e8881a68d7a020100d0c6859c
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 393e1aff4d15f210bfadc07ac67a747a7c915ed7b21839ff195d9b0e4379f99d
[INFO] running `Command { std: "docker" "start" "-a" "393e1aff4d15f210bfadc07ac67a747a7c915ed7b21839ff195d9b0e4379f99d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ferrite-dl v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `reduce_grad`
[INFO] [stdout]  --> src/autograd/grad_fn/reduction.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{reduce_grad, tensor::*};
[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: `reduce_grad`
[INFO] [stdout]  --> src/autograd/grad_fn/transform.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{reduce_grad, tensor::*};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CpuStorage` and `grad_storage`
[INFO] [stdout]  --> src/tensor/base.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{grad_storage, GradientFunction, CpuStorage};
[INFO] [stdout]   |             ^^^^^^^^^^^^                    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]  --> src/tensor/shape.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::any::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/tensor/shape.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 |     if (a.device() != b.device()) { panic!("Tensors not on same device!") }
[INFO] [stdout]    |        ^                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 73 -     if (a.device() != b.device()) { panic!("Tensors not on same device!") }
[INFO] [stdout] 73 +     if a.device() != b.device() { panic!("Tensors not on same device!") }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DeviceStorage` and `match_storage_assign`
[INFO] [stdout]  --> src/tensor/ops/reduction.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{DeviceStorage, MeanGrad, ProductGrad, Storage, SumGrad, Tensor, match_storage, match_storage_assign};
[INFO] [stdout]   |             ^^^^^^^^^^^^^                                                                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rc::Rc`
[INFO] [stdout]  --> src/tensor/storage/traits.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{rc::Rc, sync::RwLock};
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/tensor/storage/traits.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `base::*`
[INFO] [stdout]  --> src/tensor/storage/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use base::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `creation::*`
[INFO] [stdout]   --> src/tensor/storage/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use creation::*;
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::*`
[INFO] [stdout]   --> src/tensor/storage/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use utils::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AddAssign`, `Add`, `DivAssign`, `Div`, `MulAssign`, `Mul`, `SubAssign`, and `Sub`
[INFO] [stdout]  --> src/tensor/device/cpu/kernels/arithmetic.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Add, AddAssign, Mul, MulAssign, Sub, SubAssign, Div, DivAssign};
[INFO] [stdout]   |                ^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arithmetic::*`
[INFO] [stdout]  --> src/tensor/device/cpu/kernels/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use arithmetic::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `blas::*`
[INFO] [stdout]   --> src/tensor/device/cpu/kernels/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use blas::*;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reduction::*`
[INFO] [stdout]   --> src/tensor/device/cpu/kernels/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use reduction::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `transform::*`
[INFO] [stdout]   --> src/tensor/device/cpu/kernels/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use transform::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `activation::*`
[INFO] [stdout]   --> src/tensor/device/cpu/kernels/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use activation::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `kernels::*`
[INFO] [stdout]  --> src/tensor/device/cpu/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use kernels::*;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cuda::*`
[INFO] [stdout]  --> src/tensor/device/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use cuda::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `shape::*`
[INFO] [stdout]   --> src/tensor/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use shape::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::*`
[INFO] [stdout]   --> src/tensor/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use utils::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `creation::*`
[INFO] [stdout]   --> src/tensor/mod.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use creation::*;
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tensor::*`
[INFO] [stdout]  --> src/network/optimizer/optimizer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::tensor::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tensor/ops/reduction.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let mut result = Tensor::new(tensor, self.device(), requires_grad);
[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/network/optimizer/gd.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 |       let mut temp = tensor.grad().unwrap();
[INFO] [stdout]    |           ----^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/network/optimizer/gd.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |       let mut storage = tensor.tensor_mut();
[INFO] [stdout]    |           ----^^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/autograd/scalar/graph.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |   pub fn scalar(&self, data: f32, requires_grad: bool) -> Value {
[INFO] [stdout]    |                 ^^^^^ the lifetime is elided here         ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 71 |   pub fn scalar(&self, data: f32, requires_grad: bool) -> Value<'_> {
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tensor/storage/base.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<Vec<f32>> {
[INFO] [stdout]    |               ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[INFO] [stdout]    |               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<'_, Vec<f32>> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tensor/storage/traits.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<Vec<f32>>;
[INFO] [stdout]    |               ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[INFO] [stdout]    |               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<'_, Vec<f32>>;
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tensor/device/cpu/storage/base.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn data_mut(&self) -> std::sync::RwLockWriteGuard<Vec<f32>> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn data_mut(&self) -> std::sync::RwLockWriteGuard<'_, Vec<f32>> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.36s
[INFO] running `Command { std: "docker" "inspect" "393e1aff4d15f210bfadc07ac67a747a7c915ed7b21839ff195d9b0e4379f99d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "393e1aff4d15f210bfadc07ac67a747a7c915ed7b21839ff195d9b0e4379f99d", kill_on_drop: false }`
[INFO] [stdout] 393e1aff4d15f210bfadc07ac67a747a7c915ed7b21839ff195d9b0e4379f99d
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4db8c526a6f21e2e2a6c80a13c03ed6eb0aeb542dcb231b02ce3b75365685c08
[INFO] running `Command { std: "docker" "start" "-a" "4db8c526a6f21e2e2a6c80a13c03ed6eb0aeb542dcb231b02ce3b75365685c08", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling clap_builder v4.5.27
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling is-terminal v0.4.15
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling ferrite-dl v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `reduce_grad`
[INFO] [stdout]  --> src/autograd/grad_fn/reduction.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{reduce_grad, tensor::*};
[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: `reduce_grad`
[INFO] [stdout]  --> src/autograd/grad_fn/transform.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{reduce_grad, tensor::*};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CpuStorage` and `grad_storage`
[INFO] [stdout]  --> src/tensor/base.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{grad_storage, GradientFunction, CpuStorage};
[INFO] [stdout]   |             ^^^^^^^^^^^^                    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]  --> src/tensor/shape.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::any::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/tensor/shape.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 |     if (a.device() != b.device()) { panic!("Tensors not on same device!") }
[INFO] [stdout]    |        ^                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 73 -     if (a.device() != b.device()) { panic!("Tensors not on same device!") }
[INFO] [stdout] 73 +     if a.device() != b.device() { panic!("Tensors not on same device!") }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DeviceStorage` and `match_storage_assign`
[INFO] [stdout]  --> src/tensor/ops/reduction.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{DeviceStorage, MeanGrad, ProductGrad, Storage, SumGrad, Tensor, match_storage, match_storage_assign};
[INFO] [stdout]   |             ^^^^^^^^^^^^^                                                                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rc::Rc`
[INFO] [stdout]  --> src/tensor/storage/traits.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{rc::Rc, sync::RwLock};
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/tensor/storage/traits.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `base::*`
[INFO] [stdout]  --> src/tensor/storage/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use base::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `creation::*`
[INFO] [stdout]   --> src/tensor/storage/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use creation::*;
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::*`
[INFO] [stdout]   --> src/tensor/storage/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use utils::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AddAssign`, `Add`, `DivAssign`, `Div`, `MulAssign`, `Mul`, `SubAssign`, and `Sub`
[INFO] [stdout]  --> src/tensor/device/cpu/kernels/arithmetic.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Add, AddAssign, Mul, MulAssign, Sub, SubAssign, Div, DivAssign};
[INFO] [stdout]   |                ^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arithmetic::*`
[INFO] [stdout]  --> src/tensor/device/cpu/kernels/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use arithmetic::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `blas::*`
[INFO] [stdout]   --> src/tensor/device/cpu/kernels/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use blas::*;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reduction::*`
[INFO] [stdout]   --> src/tensor/device/cpu/kernels/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use reduction::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `transform::*`
[INFO] [stdout]   --> src/tensor/device/cpu/kernels/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use transform::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `activation::*`
[INFO] [stdout]   --> src/tensor/device/cpu/kernels/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use activation::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `kernels::*`
[INFO] [stdout]  --> src/tensor/device/cpu/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use kernels::*;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cuda::*`
[INFO] [stdout]  --> src/tensor/device/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use cuda::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `shape::*`
[INFO] [stdout]   --> src/tensor/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use shape::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::*`
[INFO] [stdout]   --> src/tensor/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use utils::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `creation::*`
[INFO] [stdout]   --> src/tensor/mod.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use creation::*;
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tensor::*`
[INFO] [stdout]  --> src/network/optimizer/optimizer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::tensor::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clap v4.5.27
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tensor/ops/reduction.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let mut result = Tensor::new(tensor, self.device(), requires_grad);
[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/network/optimizer/gd.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 |       let mut temp = tensor.grad().unwrap();
[INFO] [stdout]    |           ----^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/network/optimizer/gd.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |       let mut storage = tensor.tensor_mut();
[INFO] [stdout]    |           ----^^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/autograd/scalar/graph.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |   pub fn scalar(&self, data: f32, requires_grad: bool) -> Value {
[INFO] [stdout]    |                 ^^^^^ the lifetime is elided here         ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 71 |   pub fn scalar(&self, data: f32, requires_grad: bool) -> Value<'_> {
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tensor/storage/base.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<Vec<f32>> {
[INFO] [stdout]    |               ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[INFO] [stdout]    |               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<'_, Vec<f32>> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tensor/storage/traits.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<Vec<f32>>;
[INFO] [stdout]    |               ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[INFO] [stdout]    |               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<'_, Vec<f32>>;
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tensor/device/cpu/storage/base.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn data_mut(&self) -> std::sync::RwLockWriteGuard<Vec<f32>> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn data_mut(&self) -> std::sync::RwLockWriteGuard<'_, Vec<f32>> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stdout] warning: unused import: `reduce_grad`
[INFO] [stdout]  --> src/autograd/grad_fn/reduction.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{reduce_grad, tensor::*};
[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: `reduce_grad`
[INFO] [stdout]  --> src/autograd/grad_fn/transform.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{reduce_grad, tensor::*};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CpuStorage` and `grad_storage`
[INFO] [stdout]  --> src/tensor/base.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{grad_storage, GradientFunction, CpuStorage};
[INFO] [stdout]   |             ^^^^^^^^^^^^                    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]  --> src/tensor/shape.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::any::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/tensor/shape.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 |     if (a.device() != b.device()) { panic!("Tensors not on same device!") }
[INFO] [stdout]    |        ^                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 73 -     if (a.device() != b.device()) { panic!("Tensors not on same device!") }
[INFO] [stdout] 73 +     if a.device() != b.device() { panic!("Tensors not on same device!") }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DeviceStorage` and `match_storage_assign`
[INFO] [stdout]  --> src/tensor/ops/reduction.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{DeviceStorage, MeanGrad, ProductGrad, Storage, SumGrad, Tensor, match_storage, match_storage_assign};
[INFO] [stdout]   |             ^^^^^^^^^^^^^                                                                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rc::Rc`
[INFO] [stdout]  --> src/tensor/storage/traits.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{rc::Rc, sync::RwLock};
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/tensor/storage/traits.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `base::*`
[INFO] [stdout]  --> src/tensor/storage/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use base::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `creation::*`
[INFO] [stdout]   --> src/tensor/storage/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use creation::*;
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::*`
[INFO] [stdout]   --> src/tensor/storage/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use utils::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AddAssign`, `Add`, `DivAssign`, `Div`, `MulAssign`, `Mul`, `SubAssign`, and `Sub`
[INFO] [stdout]  --> src/tensor/device/cpu/kernels/arithmetic.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Add, AddAssign, Mul, MulAssign, Sub, SubAssign, Div, DivAssign};
[INFO] [stdout]   |                ^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arithmetic::*`
[INFO] [stdout]  --> src/tensor/device/cpu/kernels/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use arithmetic::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `blas::*`
[INFO] [stdout]   --> src/tensor/device/cpu/kernels/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use blas::*;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reduction::*`
[INFO] [stdout]   --> src/tensor/device/cpu/kernels/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use reduction::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `transform::*`
[INFO] [stdout]   --> src/tensor/device/cpu/kernels/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use transform::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `activation::*`
[INFO] [stdout]   --> src/tensor/device/cpu/kernels/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use activation::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `kernels::*`
[INFO] [stdout]  --> src/tensor/device/cpu/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use kernels::*;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cuda::*`
[INFO] [stdout]  --> src/tensor/device/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use cuda::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `shape::*`
[INFO] [stdout]   --> src/tensor/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use shape::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::*`
[INFO] [stdout]   --> src/tensor/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use utils::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `creation::*`
[INFO] [stdout]   --> src/tensor/mod.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use creation::*;
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tensor::*`
[INFO] [stdout]  --> src/network/optimizer/optimizer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::tensor::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tensor/ops/reduction.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let mut result = Tensor::new(tensor, self.device(), requires_grad);
[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/network/optimizer/gd.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 |       let mut temp = tensor.grad().unwrap();
[INFO] [stdout]    |           ----^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/network/optimizer/gd.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |       let mut storage = tensor.tensor_mut();
[INFO] [stdout]    |           ----^^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/autograd/scalar/graph.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |   pub fn scalar(&self, data: f32, requires_grad: bool) -> Value {
[INFO] [stdout]    |                 ^^^^^ the lifetime is elided here         ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 71 |   pub fn scalar(&self, data: f32, requires_grad: bool) -> Value<'_> {
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tensor/storage/base.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<Vec<f32>> {
[INFO] [stdout]    |               ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[INFO] [stdout]    |               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<'_, Vec<f32>> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tensor/storage/traits.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<Vec<f32>>;
[INFO] [stdout]    |               ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[INFO] [stdout]    |               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<'_, Vec<f32>>;
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tensor/device/cpu/storage/base.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn data_mut(&self) -> std::sync::RwLockWriteGuard<Vec<f32>> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn data_mut(&self) -> std::sync::RwLockWriteGuard<'_, Vec<f32>> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 21.86s
[INFO] running `Command { std: "docker" "inspect" "4db8c526a6f21e2e2a6c80a13c03ed6eb0aeb542dcb231b02ce3b75365685c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4db8c526a6f21e2e2a6c80a13c03ed6eb0aeb542dcb231b02ce3b75365685c08", kill_on_drop: false }`
[INFO] [stdout] 4db8c526a6f21e2e2a6c80a13c03ed6eb0aeb542dcb231b02ce3b75365685c08
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 23e1855ca673d9f9f6c95dfc0d5d7874c0e5e76e4564872894ed2cf3fc193e07
[INFO] running `Command { std: "docker" "start" "-a" "23e1855ca673d9f9f6c95dfc0d5d7874c0e5e76e4564872894ed2cf3fc193e07", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `reduce_grad`
[INFO] [stderr]  --> src/autograd/grad_fn/reduction.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::{reduce_grad, tensor::*};
[INFO] [stderr]   |             ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `reduce_grad`
[INFO] [stderr]  --> src/autograd/grad_fn/transform.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::{reduce_grad, tensor::*};
[INFO] [stderr]   |             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CpuStorage` and `grad_storage`
[INFO] [stderr]  --> src/tensor/base.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::{grad_storage, GradientFunction, CpuStorage};
[INFO] [stderr]   |             ^^^^^^^^^^^^                    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::any::Any`
[INFO] [stderr]  --> src/tensor/shape.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::any::Any;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/tensor/shape.rs:73:8
[INFO] [stderr]    |
[INFO] [stderr] 73 |     if (a.device() != b.device()) { panic!("Tensors not on same device!") }
[INFO] [stderr]    |        ^                        ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 73 -     if (a.device() != b.device()) { panic!("Tensors not on same device!") }
[INFO] [stderr] 73 +     if a.device() != b.device() { panic!("Tensors not on same device!") }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DeviceStorage` and `match_storage_assign`
[INFO] [stderr]  --> src/tensor/ops/reduction.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::{DeviceStorage, MeanGrad, ProductGrad, Storage, SumGrad, Tensor, match_storage, match_storage_assign};
[INFO] [stderr]   |             ^^^^^^^^^^^^^                                                                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rc::Rc`
[INFO] [stderr]  --> src/tensor/storage/traits.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{rc::Rc, sync::RwLock};
[INFO] [stderr]   |           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stderr]  --> src/tensor/storage/traits.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::cell::RefCell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `base::*`
[INFO] [stderr]  --> src/tensor/storage/mod.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub use base::*;
[INFO] [stderr]   |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `creation::*`
[INFO] [stderr]   --> src/tensor/storage/mod.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub use creation::*;
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `utils::*`
[INFO] [stderr]   --> src/tensor/storage/mod.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub use utils::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AddAssign`, `Add`, `DivAssign`, `Div`, `MulAssign`, `Mul`, `SubAssign`, and `Sub`
[INFO] [stderr]  --> src/tensor/device/cpu/kernels/arithmetic.rs:2:16
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::ops::{Add, AddAssign, Mul, MulAssign, Sub, SubAssign, Div, DivAssign};
[INFO] [stderr]   |                ^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `arithmetic::*`
[INFO] [stderr]  --> src/tensor/device/cpu/kernels/mod.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub use arithmetic::*;
[INFO] [stderr]   |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `blas::*`
[INFO] [stderr]   --> src/tensor/device/cpu/kernels/mod.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub use blas::*;
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `reduction::*`
[INFO] [stderr]   --> src/tensor/device/cpu/kernels/mod.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub use reduction::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `transform::*`
[INFO] [stderr]   --> src/tensor/device/cpu/kernels/mod.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub use transform::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `activation::*`
[INFO] [stderr]   --> src/tensor/device/cpu/kernels/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub use activation::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `kernels::*`
[INFO] [stderr]  --> src/tensor/device/cpu/mod.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub use kernels::*;
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cuda::*`
[INFO] [stderr]  --> src/tensor/device/mod.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub use cuda::*;
[INFO] [stderr]   |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `shape::*`
[INFO] [stderr]   --> src/tensor/mod.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub use shape::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `utils::*`
[INFO] [stderr]   --> src/tensor/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub use utils::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `creation::*`
[INFO] [stderr]   --> src/tensor/mod.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub use creation::*;
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::tensor::*`
[INFO] [stderr]  --> src/network/optimizer/optimizer.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::tensor::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/tensor/ops/reduction.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let mut result = Tensor::new(tensor, self.device(), requires_grad);
[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/network/optimizer/gd.rs:22:11
[INFO] [stderr]    |
[INFO] [stderr] 22 |       let mut temp = tensor.grad().unwrap();
[INFO] [stderr]    |           ----^^^^
[INFO] [stderr]    |           |
[INFO] [stderr]    |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/network/optimizer/gd.rs:25:11
[INFO] [stderr]    |
[INFO] [stderr] 25 |       let mut storage = tensor.tensor_mut();
[INFO] [stderr]    |           ----^^^^^^^
[INFO] [stderr]    |           |
[INFO] [stderr]    |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/autograd/scalar/graph.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |   pub fn scalar(&self, data: f32, requires_grad: bool) -> Value {
[INFO] [stderr]    |                 ^^^^^ the lifetime is elided here         ^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 71 |   pub fn scalar(&self, data: f32, requires_grad: bool) -> Value<'_> {
[INFO] [stderr]    |                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/tensor/storage/base.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 34 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<Vec<f32>> {
[INFO] [stderr]    |               ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |               |
[INFO] [stderr]    |               the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 34 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<'_, Vec<f32>> {
[INFO] [stderr]    |                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/tensor/storage/traits.rs:45:15
[INFO] [stderr]    |
[INFO] [stderr] 45 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<Vec<f32>>;
[INFO] [stderr]    |               ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |               |
[INFO] [stderr]    |               the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 45 |   fn data_mut(&self) -> std::sync::RwLockWriteGuard<'_, Vec<f32>>;
[INFO] [stderr]    |                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/tensor/device/cpu/storage/base.rs:128:17
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn data_mut(&self) -> std::sync::RwLockWriteGuard<Vec<f32>> {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn data_mut(&self) -> std::sync::RwLockWriteGuard<'_, Vec<f32>> {
[INFO] [stderr]     |                                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: `ferrite-dl` (lib) generated 30 warnings (run `cargo fix --lib -p ferrite-dl` to apply 30 suggestions)
[INFO] [stderr] warning: `ferrite-dl` (lib test) generated 30 warnings (30 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ferrite-d93c44fde71bef7e)
[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 ferrite
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/tensor/shape.rs:73:8
[INFO] [stderr]    |
[INFO] [stderr] 73 |     if (a.device() != b.device()) { panic!("Tensors not on same device!") }
[INFO] [stderr]    |        ^                        ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 73 -     if (a.device() != b.device()) { panic!("Tensors not on same device!") }
[INFO] [stderr] 73 +     if a.device() != b.device() { panic!("Tensors not on same device!") }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "23e1855ca673d9f9f6c95dfc0d5d7874c0e5e76e4564872894ed2cf3fc193e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23e1855ca673d9f9f6c95dfc0d5d7874c0e5e76e4564872894ed2cf3fc193e07", kill_on_drop: false }`
[INFO] [stdout] 23e1855ca673d9f9f6c95dfc0d5d7874c0e5e76e4564872894ed2cf3fc193e07
