[INFO] cloning repository https://github.com/tiberiusferreira/Autograd-Experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tiberiusferreira/Autograd-Experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiberiusferreira%2FAutograd-Experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiberiusferreira%2FAutograd-Experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75d59203620a8b6a900bfc1250bc6c9585c7d501
[INFO] testing tiberiusferreira/Autograd-Experiments against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiberiusferreira%2FAutograd-Experiments" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tiberiusferreira/Autograd-Experiments on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tiberiusferreira/Autograd-Experiments
[INFO] finished tweaking git repo https://github.com/tiberiusferreira/Autograd-Experiments
[INFO] tweaked toml for git repo https://github.com/tiberiusferreira/Autograd-Experiments written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tiberiusferreira/Autograd-Experiments 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file `/workspace/builds/worker-5-tc1/source/examples/simple_training.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `simple_training`
[INFO] [stderr]   * `example` target `simple_training`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-rand v0.11.0
[INFO] [stderr]   Downloaded ndarray v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c3c4d85d2119070a68b19db088128e16c742d95ce1e0a31df4f74384c8abeef
[INFO] running `Command { std: "docker" "start" "-a" "5c3c4d85d2119070a68b19db088128e16c742d95ce1e0a31df4f74384c8abeef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c3c4d85d2119070a68b19db088128e16c742d95ce1e0a31df4f74384c8abeef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c3c4d85d2119070a68b19db088128e16c742d95ce1e0a31df4f74384c8abeef", kill_on_drop: false }`
[INFO] [stdout] 5c3c4d85d2119070a68b19db088128e16c742d95ce1e0a31df4f74384c8abeef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac390752714d91ba557615fea14b86c96de3a25c7093970ff1cfdaf94e525d85
[INFO] running `Command { std: "docker" "start" "-a" "ac390752714d91ba557615fea14b86c96de3a25c7093970ff1cfdaf94e525d85", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/examples/simple_training.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `simple_training`
[INFO] [stderr]   * `example` target `simple_training`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling ndarray-rand v0.11.0
[INFO] [stderr]    Compiling backprop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ops/logsoftmax.rs:25:26
[INFO] [stdout]    |
[INFO] [stdout] 25 |             *self_grad = (self_grad.add(&out));
[INFO] [stdout]    |                          ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -             *self_grad = (self_grad.add(&out));
[INFO] [stdout] 25 +             *self_grad = self_grad.add(&out);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arr0`
[INFO] [stdout]  --> src/tensor_backends/ndarray_backend.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{arr1, ArrayBase, arr0};
[INFO] [stdout]   |                                ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NdArray`
[INFO] [stdout]  --> src/layers.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::tensor_backends::{NdArray, TensorBackend};
[INFO] [stdout]   |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/ops/relu.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut closure_input_data_clone = input.data().clone();
[INFO] [stdout]   |         ----^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]   --> src/tensor_backends/indexing.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |             for dim in 0..self.dims{
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `validate_grad` is never used
[INFO] [stdout]  --> src/ops/testing.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn validate_grad<T: TensorBackend>(input: TrackedTensor<T>, computation: &dyn for<'b> Fn(&TrackedTensor<'b, T>) -> TrackedTensor<'b, ...
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `Command { std: "docker" "inspect" "ac390752714d91ba557615fea14b86c96de3a25c7093970ff1cfdaf94e525d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac390752714d91ba557615fea14b86c96de3a25c7093970ff1cfdaf94e525d85", kill_on_drop: false }`
[INFO] [stdout] ac390752714d91ba557615fea14b86c96de3a25c7093970ff1cfdaf94e525d85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d325d29abb169542e3a46c1b32594dfd96bf22af0f73730e1d9e4b64059ef94
[INFO] running `Command { std: "docker" "start" "-a" "4d325d29abb169542e3a46c1b32594dfd96bf22af0f73730e1d9e4b64059ef94", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/examples/simple_training.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `simple_training`
[INFO] [stderr]   * `example` target `simple_training`
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ops/logsoftmax.rs:25:26
[INFO] [stdout]    |
[INFO] [stdout] 25 |             *self_grad = (self_grad.add(&out));
[INFO] [stdout]    |                          ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -             *self_grad = (self_grad.add(&out));
[INFO] [stdout] 25 +             *self_grad = self_grad.add(&out);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arr0`
[INFO] [stdout]  --> src/tensor_backends/ndarray_backend.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{arr1, ArrayBase, arr0};
[INFO] [stdout]   |                                ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NdArray`
[INFO] [stdout]  --> src/layers.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::tensor_backends::{NdArray, TensorBackend};
[INFO] [stdout]   |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling backprop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/ops/relu.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut closure_input_data_clone = input.data().clone();
[INFO] [stdout]   |         ----^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]   --> src/tensor_backends/indexing.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |             for dim in 0..self.dims{
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `validate_grad` is never used
[INFO] [stdout]  --> src/ops/testing.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn validate_grad<T: TensorBackend>(input: TrackedTensor<T>, computation: &dyn for<'b> Fn(&TrackedTensor<'b, T>) -> TrackedTensor<'b, ...
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ops/logsoftmax.rs:25:26
[INFO] [stdout]    |
[INFO] [stdout] 25 |             *self_grad = (self_grad.add(&out));
[INFO] [stdout]    |                          ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -             *self_grad = (self_grad.add(&out));
[INFO] [stdout] 25 +             *self_grad = self_grad.add(&out);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arr0`
[INFO] [stdout]  --> src/tensor_backends/ndarray_backend.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{arr1, ArrayBase, arr0};
[INFO] [stdout]   |                                ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/tensor_backends/ndarray_backend.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tape::*`
[INFO] [stdout]   --> src/tensor_backends/indexing.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     use crate::tape::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tensor_backends::NdArray`
[INFO] [stdout]   --> src/tensor_backends/indexing.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     use crate::tensor_backends::NdArray;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NdArray`
[INFO] [stdout]  --> src/layers.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::tensor_backends::{NdArray, TensorBackend};
[INFO] [stdout]   |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/ops/relu.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut closure_input_data_clone = input.data().clone();
[INFO] [stdout]   |         ----^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ops/logsoftmax.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let mut data = NdArray::from_slice(&[1., 2., 3., 4.]);
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dim`
[INFO] [stdout]   --> src/tensor_backends/indexing.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |             for dim in 0..self.dims{
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "4d325d29abb169542e3a46c1b32594dfd96bf22af0f73730e1d9e4b64059ef94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d325d29abb169542e3a46c1b32594dfd96bf22af0f73730e1d9e4b64059ef94", kill_on_drop: false }`
[INFO] [stdout] 4d325d29abb169542e3a46c1b32594dfd96bf22af0f73730e1d9e4b64059ef94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6fd63f428c5b9d7b9001998d40b1061bca7383ad48faa71330eb89661dc46159
[INFO] running `Command { std: "docker" "start" "-a" "6fd63f428c5b9d7b9001998d40b1061bca7383ad48faa71330eb89661dc46159", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/examples/simple_training.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `simple_training`
[INFO] [stderr]   * `example` target `simple_training`
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/ops/logsoftmax.rs:25:26
[INFO] [stderr]    |
[INFO] [stderr] 25 |             *self_grad = (self_grad.add(&out));
[INFO] [stderr]    |                          ^                   ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 25 -             *self_grad = (self_grad.add(&out));
[INFO] [stderr] 25 +             *self_grad = self_grad.add(&out);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `arr0`
[INFO] [stderr]  --> src/tensor_backends/ndarray_backend.rs:1:32
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ndarray::{arr1, ArrayBase, arr0};
[INFO] [stderr]   |                                ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NdArray`
[INFO] [stderr]  --> src/layers.rs:2:30
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::tensor_backends::{NdArray, TensorBackend};
[INFO] [stderr]   |                              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/ops/relu.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let mut closure_input_data_clone = input.data().clone();
[INFO] [stderr]   |         ----^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dim`
[INFO] [stderr]   --> src/tensor_backends/indexing.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |             for dim in 0..self.dims{
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_dim`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `validate_grad` is never used
[INFO] [stderr]  --> src/ops/testing.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn validate_grad<T: TensorBackend>(input: TrackedTensor<T>, computation: &dyn for<'b> Fn(&TrackedTensor<'b, T>) -> TrackedTensor<'b, ...
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/tensor_backends/ndarray_backend.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::tape::*`
[INFO] [stderr]   --> src/tensor_backends/indexing.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     use crate::tape::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::tensor_backends::NdArray`
[INFO] [stderr]   --> src/tensor_backends/indexing.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     use crate::tensor_backends::NdArray;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ops/logsoftmax.rs:83:13
[INFO] [stderr]    |
[INFO] [stderr] 83 |         let mut data = NdArray::from_slice(&[1., 2., 3., 4.]);
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `backprop` (lib) generated 6 warnings (run `cargo fix --lib -p backprop` to apply 5 suggestions)
[INFO] [stderr] warning: `backprop` (lib test) generated 9 warnings (5 duplicates) (run `cargo fix --lib -p backprop --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/backprop.rs (/opt/rustwide/target/debug/deps/backprop-c43c724b5e8524f5)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test ops::add::add_tests::add_test ... ok
[INFO] [stdout] test tensor_backends::indexing::indexing_tests::index_test ... ok
[INFO] [stdout] test ops::matmul::matmul_tests::matmul_test ... ok
[INFO] [stdout] test ops::sum::tests::sum_test ... ok
[INFO] [stdout] test tensor_backends::ndarray_backend::ndarray_backend_tests::scalar_add ... ok
[INFO] [stdout] test ops::mul::tests::mul_test ... ok
[INFO] [stdout] test ops::relu::relu_tests::relu_test ... ok
[INFO] [stdout] test ops::logsoftmax::logsoftmax_tests::logsoftmax_test ... FAILED
[INFO] [stdout] test layers::layer_tests::layer_test ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- ops::logsoftmax::logsoftmax_tests::logsoftmax_test stdout ----
[INFO] [stdout] SM = NdArray([-3.4401898, -2.4401898, -1.4401898, -0.44018984], shape=[4], strides=[1], layout=C | F (0x3), dynamic ndim=1)
[INFO] [stdout] verifying index [0]
[INFO] [stdout] grad output: 4.0
[INFO] [stdout] child_grad: NdArray([1.0, 1.0, 1.0, 1.0], shape=[4], strides=[1], layout=C | F (0x3), dynamic ndim=1)
[INFO] [stdout] SM = NdArray([-3.4305117, -2.4405117, -1.4405117, -0.4405117], shape=[4], strides=[1], layout=C | F (0x3), dynamic ndim=1)
[INFO] [stdout] initial: -7.7607594
[INFO] [stdout] Delta: 0.01
[INFO] [stdout] Grad: -9.873127
[INFO] [stdout] actual: -7.7520466
[INFO] [stdout] predicted: -7.8594904
[INFO] [stdout] 
[INFO] [stdout] thread 'ops::logsoftmax::logsoftmax_tests::logsoftmax_test' panicked at src/ops/testing.rs:37:9:
[INFO] [stdout] assertion failed: error < 0.001
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5640279d9136 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5640279d9136 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5640279d9136 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x5640279d9136 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x564027a02c90 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x564027a02c90 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5640279d6b9f - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x5640279d8f14 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5640279d8f14 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5640279dac87 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x5640279da96d - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x56402793ed87 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x56402793ed87 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5640279db2a6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x5640279db2a6 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x5640279dafb9 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:649:13
[INFO] [stdout]   16:     0x5640279d9636 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x5640279dad50 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x5640278b2195 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5640278b2253 - core::panicking::panic::hb837a5ebbbe5b188
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:144:5
[INFO] [stdout]   20:     0x5640278ea09b - backprop::ops::testing::validate_grad::hbe547b37cead449c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ops/testing.rs:37:9
[INFO] [stdout]   21:     0x5640278f074f - backprop::ops::logsoftmax::logsoftmax_tests::logsoftmax_test::h303939b4f1a7f31d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ops/logsoftmax.rs:86:9
[INFO] [stdout]   22:     0x5640278f06b7 - backprop::ops::logsoftmax::logsoftmax_tests::logsoftmax_test::{{closure}}::hd6582f63462a7b4d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ops/logsoftmax.rs:80:25
[INFO] [stdout]   23:     0x5640278f1ff6 - core::ops::function::FnOnce::call_once::h2c4841a4038f9c49
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x56402794465f - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x56402794465f - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x5640279433e1 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x5640279433e1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5640279433e1 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x5640279433e1 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x5640279433e1 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x5640279433e1 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x5640279433e1 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x56402790a716 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x56402790a716 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x56402790f777 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x56402790f777 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x56402790f777 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x56402790f777 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x56402790f777 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x56402790f777 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x56402790f777 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5640279dfd55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x5640279dfd55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x5640279dfd55 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7fb2d35a9ac3 - <unknown>
[INFO] [stdout]   46:     0x7fb2d363abf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     ops::logsoftmax::logsoftmax_tests::logsoftmax_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "6fd63f428c5b9d7b9001998d40b1061bca7383ad48faa71330eb89661dc46159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fd63f428c5b9d7b9001998d40b1061bca7383ad48faa71330eb89661dc46159", kill_on_drop: false }`
[INFO] [stdout] 6fd63f428c5b9d7b9001998d40b1061bca7383ad48faa71330eb89661dc46159
