[INFO] crate sarek 0.1.0 is already in cache [INFO] checking sarek-0.1.0 against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389 [INFO] extracting crate sarek 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate sarek 0.1.0 on toolchain b61e69433951e31f7bd746e22f516a48ad41623b [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate sarek 0.1.0 [INFO] finished tweaking crates.io crate sarek 0.1.0 [INFO] tweaked toml for crates.io crate sarek 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 3e3178a8f2c2997ef1c86c8d7e959b6045e3d4b20eca209d1cf7eb326a68e8dd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "3e3178a8f2c2997ef1c86c8d7e959b6045e3d4b20eca209d1cf7eb326a68e8dd"` [INFO] [stderr] Checking spin v0.4.10 [INFO] [stderr] Checking panic-control v0.1.4 [INFO] [stderr] Checking mashup v0.1.9 [INFO] [stderr] Compiling pyo3 v0.5.4 [INFO] [stderr] Compiling pyo3-derive-backend v0.5.4 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking decorum v0.1.3 [INFO] [stderr] Compiling pyo3cls v0.5.4 [INFO] [stderr] Checking sarek v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/async_runner.rs:38:27 [INFO] [stderr] | [INFO] [stderr] 38 | deque: VecDeque< Box< CallOnce + Send > >, [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CallOnce + Send` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/async_runner.rs:108:28 [INFO] [stderr] | [INFO] [stderr] 108 | let callback: Box< CallOnce + Send > = Box::new( Some( move || { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CallOnce + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/async_runner.rs:118:29 [INFO] [stderr] | [INFO] [stderr] 118 | let callback: *mut (CallOnce + Send) = Box::into_raw( callback ); [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CallOnce + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/async_runner.rs:120:29 [INFO] [stderr] | [INFO] [stderr] 120 | let callback: *mut (CallOnce + Send + 'static) = unsafe { mem::transmute( callback ) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CallOnce + Send + 'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/async_runner.rs:121:28 [INFO] [stderr] | [INFO] [stderr] 121 | let callback: Box< CallOnce + Send + 'static > = unsafe { Box::from_raw( callback ) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CallOnce + Send + 'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/context.rs:35:39 [INFO] [stderr] | [INFO] [stderr] 35 | pub struct ContextCreationError( Box< Error + Send > ); [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/py_utils.rs:40:51 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn py_err( py: Python, error: PyErr ) -> Box< Error + Send > { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/trainer.rs:202:47 [INFO] [stderr] | [INFO] [stderr] 202 | fn shuffle_with_rng( &mut self, rng: &mut RngCore ) { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn RngCore` [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/core/array.rs:367:47 [INFO] [stderr] | [INFO] [stderr] 367 | fn from( array: ArrayMut< 'a > ) -> Self {; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolon)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/core/array.rs:401:51 [INFO] [stderr] | [INFO] [stderr] 401 | fn from( array: &'a ArrayRef< 'a > ) -> Self {; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/core/array.rs:407:51 [INFO] [stderr] | [INFO] [stderr] 407 | fn from( array: &'a ArrayMut< 'a > ) -> Self {; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/async_runner.rs:38:27 [INFO] [stderr] | [INFO] [stderr] 38 | deque: VecDeque< Box< CallOnce + Send > >, [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CallOnce + Send` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/async_runner.rs:108:28 [INFO] [stderr] | [INFO] [stderr] 108 | let callback: Box< CallOnce + Send > = Box::new( Some( move || { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CallOnce + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/async_runner.rs:118:29 [INFO] [stderr] | [INFO] [stderr] 118 | let callback: *mut (CallOnce + Send) = Box::into_raw( callback ); [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CallOnce + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/async_runner.rs:120:29 [INFO] [stderr] | [INFO] [stderr] 120 | let callback: *mut (CallOnce + Send + 'static) = unsafe { mem::transmute( callback ) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CallOnce + Send + 'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/async_runner.rs:121:28 [INFO] [stderr] | [INFO] [stderr] 121 | let callback: Box< CallOnce + Send + 'static > = unsafe { Box::from_raw( callback ) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CallOnce + Send + 'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/context.rs:35:39 [INFO] [stderr] | [INFO] [stderr] 35 | pub struct ContextCreationError( Box< Error + Send > ); [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/py_utils.rs:40:51 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn py_err( py: Python, error: PyErr ) -> Box< Error + Send > { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/keras/trainer.rs:202:47 [INFO] [stderr] | [INFO] [stderr] 202 | fn shuffle_with_rng( &mut self, rng: &mut RngCore ) { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn RngCore` [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/core/array.rs:367:47 [INFO] [stderr] | [INFO] [stderr] 367 | fn from( array: ArrayMut< 'a > ) -> Self {; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolon)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/core/array.rs:401:51 [INFO] [stderr] | [INFO] [stderr] 401 | fn from( array: &'a ArrayRef< 'a > ) -> Self {; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/core/array.rs:407:51 [INFO] [stderr] | [INFO] [stderr] 407 | fn from( array: &'a ArrayMut< 'a > ) -> Self {; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: unused variable: `inputs` [INFO] [stderr] --> src/backend/keras/trainer.rs:142:30 [INFO] [stderr] | [INFO] [stderr] 142 | pub fn test< S >( &self, inputs: &S ) -> f32 where S: DataSource { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_inputs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `inputs` [INFO] [stderr] --> src/backend/keras/trainer.rs:142:30 [INFO] [stderr] | [INFO] [stderr] 142 | pub fn test< S >( &self, inputs: &S ) -> f32 where S: DataSource { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_inputs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `CategoricalCrossEntropy` [INFO] [stderr] --> src/backend/keras/loss.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | CategoricalCrossEntropy [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `CategoricalCrossEntropy` [INFO] [stderr] --> src/backend/keras/loss.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | CategoricalCrossEntropy [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] error: couldn't read examples/mnist/data/train-images-idx3-ubyte.gz: No such file or directory (os error 2) [INFO] [stderr] --> examples/mnist/data.rs:26:39 [INFO] [stderr] | [INFO] [stderr] 26 | static MNIST_TRAINING_IMAGES: &[u8] = include_bytes!( "data/train-images-idx3-ubyte.gz" ); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: couldn't read examples/mnist/data/train-labels-idx1-ubyte.gz: No such file or directory (os error 2) [INFO] [stderr] --> examples/mnist/data.rs:27:39 [INFO] [stderr] | [INFO] [stderr] 27 | static MNIST_TRAINING_LABELS: &[u8] = include_bytes!( "data/train-labels-idx1-ubyte.gz" ); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: couldn't read examples/mnist/data/t10k-images-idx3-ubyte.gz: No such file or directory (os error 2) [INFO] [stderr] --> examples/mnist/data.rs:28:35 [INFO] [stderr] | [INFO] [stderr] 28 | static MNIST_TEST_IMAGES: &[u8] = include_bytes!( "data/t10k-images-idx3-ubyte.gz" ); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: couldn't read examples/mnist/data/t10k-labels-idx1-ubyte.gz: No such file or directory (os error 2) [INFO] [stderr] --> examples/mnist/data.rs:29:35 [INFO] [stderr] | [INFO] [stderr] 29 | static MNIST_TEST_LABELS: &[u8] = include_bytes!( "data/t10k-labels-idx1-ubyte.gz" ); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] error: could not compile `sarek`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0635]: unknown feature `const_slice_len` [INFO] [stderr] --> tests/layers.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(const_slice_len)] [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0635`. [INFO] [stderr] error: could not compile `sarek`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "3e3178a8f2c2997ef1c86c8d7e959b6045e3d4b20eca209d1cf7eb326a68e8dd"` [INFO] running `"docker" "rm" "-f" "3e3178a8f2c2997ef1c86c8d7e959b6045e3d4b20eca209d1cf7eb326a68e8dd"` [INFO] [stdout] 3e3178a8f2c2997ef1c86c8d7e959b6045e3d4b20eca209d1cf7eb326a68e8dd