[INFO] fetching crate esp-idf-unda 0.1.2...
[INFO] checking esp-idf-unda-0.1.2 against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] extracting crate esp-idf-unda 0.1.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate esp-idf-unda 0.1.2
[INFO] finished tweaking crates.io crate esp-idf-unda 0.1.2
[INFO] tweaked toml for crates.io crate esp-idf-unda 0.1.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate esp-idf-unda 0.1.2 on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate esp-idf-unda 0.1.2 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48ba4bf8ad1cf0921280f006470eb4122417a865b11ebcb53ff4cbb247b5ec68
[INFO] running `Command { std: "docker" "start" "-a" "48ba4bf8ad1cf0921280f006470eb4122417a865b11ebcb53ff4cbb247b5ec68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48ba4bf8ad1cf0921280f006470eb4122417a865b11ebcb53ff4cbb247b5ec68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48ba4bf8ad1cf0921280f006470eb4122417a865b11ebcb53ff4cbb247b5ec68", kill_on_drop: false }`
[INFO] [stdout] 48ba4bf8ad1cf0921280f006470eb4122417a865b11ebcb53ff4cbb247b5ec68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4da09b6b46933d989e0dc87fd71e8549acdc8055cc8c66681de7c7a887e8ac1f
[INFO] running `Command { std: "docker" "start" "-a" "4da09b6b46933d989e0dc87fd71e8549acdc8055cc8c66681de7c7a887e8ac1f", kill_on_drop: false }`
[INFO] [stderr]     Checking esp-idf-unda v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `esp-idf-unda` (lib test) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/network/layer/dense.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Dense{
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     loss: f32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     learning_rate: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 16 |
[INFO] [stdout] 17 |     beta1: f32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 18 |     beta2: f32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 19 |     epsilon: f32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 20 |     time: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |
[INFO] [stdout] 22 |     m_weights: Matrix,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 23 |     v_weights: Matrix,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 24 |     m_biases: Matrix,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 25 |     v_biases: Matrix
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Convolutional` is never constructed
[INFO] [stdout]  --> src/network/layer/conv.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Convolutional{
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/network/layer/conv.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub struct Convolutional{
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     shape: (usize, usize),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 11 |     input_shape: (usize, usize, usize),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 12 |     output_shape: (usize, usize, usize),
[INFO] [stdout] 13 |     loss: f32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 14 |     
[INFO] [stdout] 15 |     beta1: f32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 16 |     beta2: f32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 17 |     epsilon: f32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 18 |     time: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 19 |
[INFO] [stdout] 20 |     m_weights: Matrix3D,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 21 |     v_weights: Matrix3D,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 22 |     m_biases: Vec<f32>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 23 |     v_biases: Vec<f32>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 24 |
[INFO] [stdout] 25 |     activation_fn: Activations,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 26 |     learning_rate: f32
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get_betas`, `get_epsilon`, and `get_res_size` are never used
[INFO] [stdout]   --> src/network/layer/conv.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl Convolutional{
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 30 |     fn get_betas(&self) -> (f32, f32) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn get_epsilon(&self) -> f32{
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     fn get_res_size(w: usize, k: usize, p: usize, s:usize) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `flatten_string` is never used
[INFO] [stdout]   --> src/network/serialize/ser_layer.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SerializedLayer {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn flatten_string(data: &Vec<Vec<f32>>) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/network/activations.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn get_function(&self) -> Option<Activation>{
[INFO] [stdout]    |                     ^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn get_function(&self) -> Option<Activation<'_>>{
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/network/layer/dense.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Dense{
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     loss: f32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     learning_rate: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 16 |
[INFO] [stdout] 17 |     beta1: f32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 18 |     beta2: f32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 19 |     epsilon: f32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 20 |     time: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |
[INFO] [stdout] 22 |     m_weights: Matrix,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 23 |     v_weights: Matrix,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 24 |     m_biases: Matrix,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 25 |     v_biases: Matrix
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Convolutional` is never constructed
[INFO] [stdout]  --> src/network/layer/conv.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Convolutional{
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/network/layer/conv.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub struct Convolutional{
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     shape: (usize, usize),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 11 |     input_shape: (usize, usize, usize),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 12 |     output_shape: (usize, usize, usize),
[INFO] [stdout] 13 |     loss: f32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 14 |     
[INFO] [stdout] 15 |     beta1: f32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 16 |     beta2: f32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 17 |     epsilon: f32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 18 |     time: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 19 |
[INFO] [stdout] 20 |     m_weights: Matrix3D,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 21 |     v_weights: Matrix3D,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 22 |     m_biases: Vec<f32>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 23 |     v_biases: Vec<f32>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 24 |
[INFO] [stdout] 25 |     activation_fn: Activations,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 26 |     learning_rate: f32
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get_betas`, `get_epsilon`, and `get_res_size` are never used
[INFO] [stdout]   --> src/network/layer/conv.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl Convolutional{
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 30 |     fn get_betas(&self) -> (f32, f32) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn get_epsilon(&self) -> f32{
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     fn get_res_size(w: usize, k: usize, p: usize, s:usize) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `flatten_string` is never used
[INFO] [stdout]   --> src/network/serialize/ser_layer.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SerializedLayer {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn flatten_string(data: &Vec<Vec<f32>>) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/network/activations.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn get_function(&self) -> Option<Activation>{
[INFO] [stdout]    |                     ^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn get_function(&self) -> Option<Activation<'_>>{
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `esp-idf-unda` (lib) due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4da09b6b46933d989e0dc87fd71e8549acdc8055cc8c66681de7c7a887e8ac1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4da09b6b46933d989e0dc87fd71e8549acdc8055cc8c66681de7c7a887e8ac1f", kill_on_drop: false }`
[INFO] [stdout] 4da09b6b46933d989e0dc87fd71e8549acdc8055cc8c66681de7c7a887e8ac1f
