[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 master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiberiusferreira%2FAutograd-Experiments" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tiberiusferreira/Autograd-Experiments on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "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-4-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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file `/workspace/builds/worker-4-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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_distr v0.2.2
[INFO] [stderr]   Downloaded rand_pcg v0.2.1
[INFO] [stderr]   Downloaded rand_core v0.5.1
[INFO] [stderr]   Downloaded wasi v0.9.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded rawpointer v0.2.1
[INFO] [stderr]   Downloaded getrandom v0.1.14
[INFO] [stderr]   Downloaded either v1.5.3
[INFO] [stderr]   Downloaded rand_chacha v0.2.1
[INFO] [stderr]   Downloaded ndarray-rand v0.11.0
[INFO] [stderr]   Downloaded num-integer v0.1.42
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.6
[INFO] [stderr]   Downloaded matrixmultiply v0.2.3
[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded num-traits v0.2.11
[INFO] [stderr]   Downloaded itertools v0.8.2
[INFO] [stderr]   Downloaded ndarray v0.13.0
[INFO] [stderr]   Downloaded libc v0.2.66
[INFO] [stderr]   Downloaded rand v0.7.3
[INFO] [stderr]   Downloaded c2-chacha v0.2.3
[INFO] [stderr]   Downloaded autocfg v1.0.0
[INFO] [stderr]   Downloaded rand_hc v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 613f884610b153a147bb8b4d7540994cd52a363430bb40b727ab82b8e6f243fd
[INFO] running `Command { std: "docker" "start" "-a" "613f884610b153a147bb8b4d7540994cd52a363430bb40b727ab82b8e6f243fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "613f884610b153a147bb8b4d7540994cd52a363430bb40b727ab82b8e6f243fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "613f884610b153a147bb8b4d7540994cd52a363430bb40b727ab82b8e6f243fd", kill_on_drop: false }`
[INFO] [stdout] 613f884610b153a147bb8b4d7540994cd52a363430bb40b727ab82b8e6f243fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30c5b437cf1339d9729878340b2915502574237dd914861122fecae906d805fc
[INFO] running `Command { std: "docker" "start" "-a" "30c5b437cf1339d9729878340b2915502574237dd914861122fecae906d805fc", 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 rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.13.0
[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_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha 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` profile [unoptimized + debuginfo] target(s) in 3.98s
[INFO] running `Command { std: "docker" "inspect" "30c5b437cf1339d9729878340b2915502574237dd914861122fecae906d805fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30c5b437cf1339d9729878340b2915502574237dd914861122fecae906d805fc", kill_on_drop: false }`
[INFO] [stdout] 30c5b437cf1339d9729878340b2915502574237dd914861122fecae906d805fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3196db78ee22dc09588f6e98f0ea4faea5dd46c3de82f0766db60e3b9477b798
[INFO] running `Command { std: "docker" "start" "-a" "3196db78ee22dc09588f6e98f0ea4faea5dd46c3de82f0766db60e3b9477b798", 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] [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] [stderr]    Compiling backprop v0.1.0 (/opt/rustwide/workdir)
[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` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "3196db78ee22dc09588f6e98f0ea4faea5dd46c3de82f0766db60e3b9477b798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3196db78ee22dc09588f6e98f0ea4faea5dd46c3de82f0766db60e3b9477b798", kill_on_drop: false }`
[INFO] [stdout] 3196db78ee22dc09588f6e98f0ea4faea5dd46c3de82f0766db60e3b9477b798
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0f12ed4f86dd217af4a3e05f510381e7469c8c514801fe9c94612fdae044d096
[INFO] running `Command { std: "docker" "start" "-a" "0f12ed4f86dd217af4a3e05f510381e7469c8c514801fe9c94612fdae044d096", 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 4 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` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/backprop.rs (/opt/rustwide/target/debug/deps/backprop-9196d9cc596c589d)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test ops::add::add_tests::add_test ... ok
[INFO] [stdout] test ops::relu::relu_tests::relu_test ... ok
[INFO] [stdout] test ops::sum::tests::sum_test ... ok
[INFO] [stdout] test ops::matmul::matmul_tests::matmul_test ... ok
[INFO] [stdout] test tensor_backends::indexing::indexing_tests::index_test ... ok
[INFO] [stdout] test ops::mul::tests::mul_test ... ok
[INFO] [stdout] test tensor_backends::ndarray_backend::ndarray_backend_tests::scalar_add ... 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:     0x55ea9564c505 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55ea9564c505 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55ea9564c505 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55ea9564c505 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55ea95673cab - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55ea95673cab - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55ea95649d3f - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55ea9564c2de - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55ea9564c2de - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55ea9564dd09 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x55ea9564d9ce - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55ea955b834a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55ea955b834a - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55ea9564e30b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55ea9564e30b - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55ea9564e04b - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:656:13
[INFO] [stdout]   16:     0x55ea9564c9c9 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55ea9564ddb7 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55ea95530d13 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55ea95530dbc - core::panicking::panic::hb6a980c1ddfde273
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:146:5
[INFO] [stdout]   20:     0x55ea95574c69 - backprop::ops::testing::validate_grad::h03dafe97109213a7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ops/testing.rs:37:9
[INFO] [stdout]   21:     0x55ea9557609d - backprop::ops::logsoftmax::logsoftmax_tests::logsoftmax_test::hee0fb62ea7573ce3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ops/logsoftmax.rs:86:9
[INFO] [stdout]   22:     0x55ea95576007 - backprop::ops::logsoftmax::logsoftmax_tests::logsoftmax_test::{{closure}}::h7a5d87ae16c90c4a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ops/logsoftmax.rs:80:25
[INFO] [stdout]   23:     0x55ea955670e6 - core::ops::function::FnOnce::call_once::h9aab28e270aa9303
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55ea955bcd2b - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55ea955bcd2b - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x55ea955bc431 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x55ea955bc431 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x55ea955bc431 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x55ea955bc431 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x55ea955bc431 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x55ea955bc431 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x55ea955bc431 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x55ea95584df4 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x55ea95584df4 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x55ea95589822 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x55ea95589822 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x55ea95589822 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x55ea95589822 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x55ea95589822 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x55ea95589822 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x55ea95589822 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x55ea956525fb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x55ea956525fb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x55ea956525fb - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7fce7ff95ac3 - <unknown>
[INFO] [stdout]   46:     0x7fce80026a04 - __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" "0f12ed4f86dd217af4a3e05f510381e7469c8c514801fe9c94612fdae044d096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f12ed4f86dd217af4a3e05f510381e7469c8c514801fe9c94612fdae044d096", kill_on_drop: false }`
[INFO] [stdout] 0f12ed4f86dd217af4a3e05f510381e7469c8c514801fe9c94612fdae044d096
[INFO] testing tiberiusferreira/Autograd-Experiments against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiberiusferreira%2FAutograd-Experiments" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tiberiusferreira/Autograd-Experiments on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "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-4-tc2/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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file `/workspace/builds/worker-4-tc2/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bb84a3fbe570ed394d0663e5f58f75e3dcf5ba2f0d0e148cf797e6173141cb0
[INFO] running `Command { std: "docker" "start" "-a" "2bb84a3fbe570ed394d0663e5f58f75e3dcf5ba2f0d0e148cf797e6173141cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bb84a3fbe570ed394d0663e5f58f75e3dcf5ba2f0d0e148cf797e6173141cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bb84a3fbe570ed394d0663e5f58f75e3dcf5ba2f0d0e148cf797e6173141cb0", kill_on_drop: false }`
[INFO] [stdout] 2bb84a3fbe570ed394d0663e5f58f75e3dcf5ba2f0d0e148cf797e6173141cb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75177dd0daee0483c6a2b04d50c5d049df29511fd24244218407b1656224fc2d
[INFO] running `Command { std: "docker" "start" "-a" "75177dd0daee0483c6a2b04d50c5d049df29511fd24244218407b1656224fc2d", 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_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha 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` profile [unoptimized + debuginfo] target(s) in 6.54s
[INFO] running `Command { std: "docker" "inspect" "75177dd0daee0483c6a2b04d50c5d049df29511fd24244218407b1656224fc2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75177dd0daee0483c6a2b04d50c5d049df29511fd24244218407b1656224fc2d", kill_on_drop: false }`
[INFO] [stdout] 75177dd0daee0483c6a2b04d50c5d049df29511fd24244218407b1656224fc2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1325d76a112f29ffb0898bba3bd138e0812a82b358e491549363781e5f101dab
[INFO] running `Command { std: "docker" "start" "-a" "1325d76a112f29ffb0898bba3bd138e0812a82b358e491549363781e5f101dab", 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` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "1325d76a112f29ffb0898bba3bd138e0812a82b358e491549363781e5f101dab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1325d76a112f29ffb0898bba3bd138e0812a82b358e491549363781e5f101dab", kill_on_drop: false }`
[INFO] [stdout] 1325d76a112f29ffb0898bba3bd138e0812a82b358e491549363781e5f101dab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 064c9f017fd6f34dd06ed909517cb66632c4fa6036308d422807a8d218122866
[INFO] running `Command { std: "docker" "start" "-a" "064c9f017fd6f34dd06ed909517cb66632c4fa6036308d422807a8d218122866", 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 4 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` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/backprop.rs (/opt/rustwide/target/debug/deps/backprop-9196d9cc596c589d)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test ops::add::add_tests::add_test ... ok
[INFO] [stdout] test ops::mul::tests::mul_test ... ok
[INFO] [stdout] test ops::relu::relu_tests::relu_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 tensor_backends::indexing::indexing_tests::index_test ... ok
[INFO] [stdout] test ops::matmul::matmul_tests::matmul_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:     0x562afc00adb5 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x562afc00adb5 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x562afc00adb5 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x562afc00adb5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x562afc0324fb - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x562afc0324fb - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x562afc00869f - std::io::Write::write_fmt::hea6336dbf2fa00b8
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x562afc00ab8e - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x562afc00ab8e - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x562afc00c4f9 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stdout]   10:     0x562afc00c24c - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x562afbf7539f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd874405dcbd1d3ed
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x562afbf7539f - test::test_main::{{closure}}::h4f26a9df34a84b94
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x562afc00cafb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h00e96d9c62aa9a12
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x562afc00cafb - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x562afc00c83b - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:656:13
[INFO] [stdout]   16:     0x562afc00b279 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x562afc00c5a7 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x562afbeedcf3 - core::panicking::panic_fmt::h2ba8af99174d83ea
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x562afbeedd9c - core::panicking::panic::h049fed9389bf889e
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:146:5
[INFO] [stdout]   20:     0x562afbf14d19 - backprop::ops::testing::validate_grad::h2981c269440f1813
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ops/testing.rs:37:9
[INFO] [stdout]   21:     0x562afbf28dbd - backprop::ops::logsoftmax::logsoftmax_tests::logsoftmax_test::hbbef704f15743f01
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ops/logsoftmax.rs:86:9
[INFO] [stdout]   22:     0x562afbf28d27 - backprop::ops::logsoftmax::logsoftmax_tests::logsoftmax_test::{{closure}}::hade10114348879b1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ops/logsoftmax.rs:80:25
[INFO] [stdout]   23:     0x562afbf0e136 - core::ops::function::FnOnce::call_once::h16f032b78e2191b9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x562afbf79cbb - core::ops::function::FnOnce::call_once::h18c6bf92212b87a4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x562afbf79cbb - test::__rust_begin_short_backtrace::hdcf0edcfa9080086
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x562afbf79381 - test::run_test_in_process::{{closure}}::heac2c4eb375d2d10
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x562afbf79381 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0289bafc8a1cc004
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x562afbf79381 - std::panicking::try::do_call::h5e158f1ad8a5f983
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x562afbf79381 - std::panicking::try::hea3411d60321c4de
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x562afbf79381 - std::panic::catch_unwind::hafb7bb18bc47bbc7
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x562afbf79381 - test::run_test_in_process::h74dd138dc7762d99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x562afbf79381 - test::run_test::{{closure}}::h6b390822e63606cf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x562afbf41d54 - test::run_test::{{closure}}::h6e11dba8131d354b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x562afbf41d54 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha71b3541b59bdbbb
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x562afbf46822 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hef92127c5ef9e53c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x562afbf46822 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h859c109f9d11c92b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x562afbf46822 - std::panicking::try::do_call::hbf534c458cd858f0
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x562afbf46822 - std::panicking::try::h65c18365a7b9ad90
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x562afbf46822 - std::panic::catch_unwind::h21b25d4c69478c39
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x562afbf46822 - std::thread::Builder::spawn_unchecked_::{{closure}}::h23335f620275a9bf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x562afbf46822 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb491dc55513e9b7c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x562afc010ddb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h41b39260afcffdc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x562afc010ddb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6694c8dc6dd010c4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x562afc010ddb - std::sys::pal::unix::thread::Thread::new::thread_start::hf16038e1c8e19c99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7faac9c44ac3 - <unknown>
[INFO] [stdout]   46:     0x7faac9cd5a04 - __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 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "064c9f017fd6f34dd06ed909517cb66632c4fa6036308d422807a8d218122866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "064c9f017fd6f34dd06ed909517cb66632c4fa6036308d422807a8d218122866", kill_on_drop: false }`
[INFO] [stdout] 064c9f017fd6f34dd06ed909517cb66632c4fa6036308d422807a8d218122866
