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[INFO] validating manifest of git repo https://github.com/ArturMarschenkulov/rusty_neural_networks on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ArturMarschenkulov/rusty_neural_networks [INFO] finished tweaking git repo https://github.com/ArturMarschenkulov/rusty_neural_networks [INFO] tweaked toml for git repo https://github.com/ArturMarschenkulov/rusty_neural_networks written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ArturMarschenkulov/rusty_neural_networks 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 744145ccadb6f49ad046201d668f554f05263acad59e68979e9e7f15ee812618 [INFO] running `Command { std: "docker" "start" "-a" "744145ccadb6f49ad046201d668f554f05263acad59e68979e9e7f15ee812618", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "744145ccadb6f49ad046201d668f554f05263acad59e68979e9e7f15ee812618", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "744145ccadb6f49ad046201d668f554f05263acad59e68979e9e7f15ee812618", kill_on_drop: false }` [INFO] [stdout] 744145ccadb6f49ad046201d668f554f05263acad59e68979e9e7f15ee812618 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c6b6645e7ac59b4acc5789f7252d6592f75606eae9e49a7f094a66f00ccc2b9a [INFO] running `Command { std: "docker" "start" "-a" "c6b6645e7ac59b4acc5789f7252d6592f75606eae9e49a7f094a66f00ccc2b9a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.138 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling serde v1.0.150 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking ryu v1.0.11 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking getrandom v0.2.8 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking num-complex v0.4.2 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking ndarray v0.15.6 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking rusty_neural_networks v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `previous_layer` [INFO] [stdout] --> src/network.rs:17:24 [INFO] [stdout] | [INFO] [stdout] 17 | fn backprop(&self, previous_layer: &Layer) -> Layer { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_previous_layer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ss` [INFO] [stdout] --> src/main.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let ss = nd::Array2::::from_shape_vec((4, 1), vec![1., 2., 3., 4.]).unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ss` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `test_labels` [INFO] [stdout] --> src/main.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | let test_labels = data_test.slice(nd::s![0, ..]); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_labels` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `test_pixels` [INFO] [stdout] --> src/main.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | let test_pixels = test_pixels.map(|x| *x / 255.0); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_pixels` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Relu`, `Identity`, `Sigmoid`, and `Tanh` are never constructed [INFO] [stdout] --> src/activation.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum Activation { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] 5 | Relu, [INFO] [stdout] | ^^^^ [INFO] [stdout] 6 | LeakyRelu, [INFO] [stdout] 7 | Identity, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 8 | Sigmoid, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 9 | Tanh, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Activation` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `backprop` is never used [INFO] [stdout] --> src/network.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Layer { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 17 | fn backprop(&self, previous_layer: &Layer) -> Layer { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `layers_num` is never read [INFO] [stdout] --> src/network.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 41 | pub struct Network { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 42 | layers_num: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `make_prediction` is never used [INFO] [stdout] --> src/network.rs:157:12 [INFO] [stdout] | [INFO] [stdout] 48 | impl Network { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 157 | pub fn make_prediction(&self, x: &nd::Array2) -> nd::Array1 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/activation.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 52 | let e = z.map(|x| x.exp()); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 53 | let sum = e.sum_axis(nd::Axis(0)); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 54 | let s = e / sum; [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 55 | nd::Array::eye(z.len()) * s.clone() - s.t().dot(&s) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/activation.rs:55:43 [INFO] [stdout] | [INFO] [stdout] 52 | let e = z.map(|x| x.exp()); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 53 | let sum = e.sum_axis(nd::Axis(0)); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 54 | let s = e / sum; [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 55 | nd::Array::eye(z.len()) * s.clone() - s.t().dot(&s) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/network.rs:159:26 [INFO] [stdout] | [INFO] [stdout] 158 | let perceptrons = self.foreprop(&self.layers, x); [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 159 | get_predictions(&perceptrons.last().unwrap().a) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/network.rs:218:9 [INFO] [stdout] | [INFO] [stdout] 176 | let mut last_cost: Option> = None; [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 177 | let mut result_layers: VecDeque = VecDeque::with_capacity(num_layers); [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 218 | result_layers.into_iter().collect() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rusty_neural_networks` (bin "rusty_neural_networks" test) due to 5 previous errors; 8 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `previous_layer` [INFO] [stdout] --> src/network.rs:17:24 [INFO] [stdout] | [INFO] [stdout] 17 | fn backprop(&self, previous_layer: &Layer) -> Layer { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_previous_layer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ss` [INFO] [stdout] --> src/main.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let ss = nd::Array2::::from_shape_vec((4, 1), vec![1., 2., 3., 4.]).unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ss` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `test_labels` [INFO] [stdout] --> src/main.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | let test_labels = data_test.slice(nd::s![0, ..]); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_labels` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `test_pixels` [INFO] [stdout] --> src/main.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | let test_pixels = test_pixels.map(|x| *x / 255.0); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_pixels` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Relu`, `Identity`, `Sigmoid`, and `Tanh` are never constructed [INFO] [stdout] --> src/activation.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum Activation { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] 5 | Relu, [INFO] [stdout] | ^^^^ [INFO] [stdout] 6 | LeakyRelu, [INFO] [stdout] 7 | Identity, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 8 | Sigmoid, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 9 | Tanh, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Activation` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `backprop` is never used [INFO] [stdout] --> src/network.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Layer { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 17 | fn backprop(&self, previous_layer: &Layer) -> Layer { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `layers_num` is never read [INFO] [stdout] --> src/network.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 41 | pub struct Network { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 42 | layers_num: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `make_prediction` is never used [INFO] [stdout] --> src/network.rs:157:12 [INFO] [stdout] | [INFO] [stdout] 48 | impl Network { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 157 | pub fn make_prediction(&self, x: &nd::Array2) -> nd::Array1 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/activation.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 52 | let e = z.map(|x| x.exp()); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 53 | let sum = e.sum_axis(nd::Axis(0)); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 54 | let s = e / sum; [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 55 | nd::Array::eye(z.len()) * s.clone() - s.t().dot(&s) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/activation.rs:55:43 [INFO] [stdout] | [INFO] [stdout] 52 | let e = z.map(|x| x.exp()); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 53 | let sum = e.sum_axis(nd::Axis(0)); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 54 | let s = e / sum; [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 55 | nd::Array::eye(z.len()) * s.clone() - s.t().dot(&s) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/network.rs:159:26 [INFO] [stdout] | [INFO] [stdout] 158 | let perceptrons = self.foreprop(&self.layers, x); [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 159 | get_predictions(&perceptrons.last().unwrap().a) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/network.rs:218:9 [INFO] [stdout] | [INFO] [stdout] 176 | let mut last_cost: Option> = None; [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 177 | let mut result_layers: VecDeque = VecDeque::with_capacity(num_layers); [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 218 | result_layers.into_iter().collect() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rusty_neural_networks` (bin "rusty_neural_networks") due to 5 previous errors; 8 warnings emitted [INFO] running `Command { std: "docker" "inspect" "c6b6645e7ac59b4acc5789f7252d6592f75606eae9e49a7f094a66f00ccc2b9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6b6645e7ac59b4acc5789f7252d6592f75606eae9e49a7f094a66f00ccc2b9a", kill_on_drop: false }` [INFO] [stdout] c6b6645e7ac59b4acc5789f7252d6592f75606eae9e49a7f094a66f00ccc2b9a