[INFO] cloning repository https://github.com/tiberiusferreira/Autograd-Experiments [INFO] running `"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"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiberiusferreira%2FAutograd-Experiments'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 75d59203620a8b6a900bfc1250bc6c9585c7d501 [INFO] checking tiberiusferreira/Autograd-Experiments against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiberiusferreira%2FAutograd-Experiments" "/workspace/builds/worker-11/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tiberiusferreira/Autograd-Experiments on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [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-11/source/Cargo.toml [INFO] crate git repo https://github.com/tiberiusferreira/Autograd-Experiments already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-11/source/examples/simple_training.rs [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 16758759b7a146427f8f248454c3f5e70a31534b4e74dd42c0ee96b59eb18ebe [INFO] running `"docker" "start" "-a" "16758759b7a146427f8f248454c3f5e70a31534b4e74dd42c0ee96b59eb18ebe"` [INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/examples/simple_training.rs [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling ndarray v0.13.0 [INFO] [stderr] Checking matrixmultiply v0.2.3 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking ndarray-rand v0.11.0 [INFO] [stderr] Checking backprop v0.1.0 (/opt/rustwide/workdir) [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] | ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [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: `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: 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: 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] | ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [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: 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: 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: 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: 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: 9 warnings emitted [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: function is never used: `validate_grad` [INFO] [stderr] --> src/ops/testing.rs:8:8 [INFO] [stderr] | [INFO] [stderr] 8 | pub fn validate_grad(input: TrackedTensor, computation: &dyn for<'b> Fn(&TrackedTensor<'b, T>) -> TrackedTensor<'b, T>){ [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.44s [INFO] running `"docker" "inspect" "16758759b7a146427f8f248454c3f5e70a31534b4e74dd42c0ee96b59eb18ebe"` [INFO] running `"docker" "rm" "-f" "16758759b7a146427f8f248454c3f5e70a31534b4e74dd42c0ee96b59eb18ebe"` [INFO] [stdout] 16758759b7a146427f8f248454c3f5e70a31534b4e74dd42c0ee96b59eb18ebe