[INFO] crate finalfrontier 0.4.1 is already in cache
[INFO] extracting crate finalfrontier 0.4.1 into work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/finalfrontier/0.4.1
[INFO] extracting crate finalfrontier 0.4.1 into work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/finalfrontier/0.4.1
[INFO] validating manifest of finalfrontier-0.4.1 on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of finalfrontier-0.4.1 on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing finalfrontier-0.4.1
[INFO] finished frobbing finalfrontier-0.4.1
[INFO] frobbed toml for finalfrontier-0.4.1 written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/finalfrontier/0.4.1/Cargo.toml
[INFO] started frobbing finalfrontier-0.4.1
[INFO] finished frobbing finalfrontier-0.4.1
[INFO] frobbed toml for finalfrontier-0.4.1 written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/finalfrontier/0.4.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking finalfrontier-0.4.1 against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-5/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/finalfrontier/0.4.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1e72f1e4c79a2879c12d1c22b6a46782d5431a511541755e109c8d173d89ba49
[INFO] running `"docker" "start" "-a" "1e72f1e4c79a2879c12d1c22b6a46782d5431a511541755e109c8d173d89ba49"`
[INFO] [stderr]     Checking hogwild v0.4.1
[INFO] [stderr]     Checking ndarray-rand v0.9.0
[INFO] [stderr]     Checking ndarray-parallel v0.9.0
[INFO] [stderr]     Checking conllx v0.11.1
[INFO] [stderr]     Checking reductive v0.2.0
[INFO] [stderr]     Checking finalfusion v0.5.1
[INFO] [stderr]     Checking finalfrontier v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/vec_simd.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / /// Dot product: u · v
[INFO] [stderr] 10 | | ///
[INFO] [stderr] 11 | | /// This SIMD-vectorized function computes the dot product
[INFO] [stderr] 12 | | /// (BLAS sdot).
[INFO] [stderr]    | |________________^
[INFO] [stderr] 13 | / cfg_if! {
[INFO] [stderr] 14 | |     if #[cfg(target_feature = "avx")] {
[INFO] [stderr] 15 | |         pub fn dot(u: ArrayView1<f32>, v: ArrayView1<f32>) -> f32 {
[INFO] [stderr] 16 | |             unsafe { dot_f32x8(u, v) }
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |     }
[INFO] [stderr] 27 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/vec_simd.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / /// Scaling: u = au
[INFO] [stderr] 30 | | ///
[INFO] [stderr] 31 | | /// This function performs SIMD-vectorized scaling (BLAS sscal).
[INFO] [stderr]    | |________________________________________________________________^
[INFO] [stderr] 32 | / cfg_if! {
[INFO] [stderr] 33 | |     if #[cfg(target_feature = "avx")] {
[INFO] [stderr] 34 | |         pub fn scale(u: ArrayViewMut1<f32>, a: f32) {
[INFO] [stderr] 35 | |             unsafe { scale_f32x8(u, a) }
[INFO] [stderr] ...  |
[INFO] [stderr] 45 | |     }
[INFO] [stderr] 46 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/vec_simd.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | / /// Scaled addition: *u = u + av*
[INFO] [stderr] 49 | | ///
[INFO] [stderr] 50 | | /// This function performs SIMD-vectorized scaled addition (BLAS saxpy).
[INFO] [stderr]    | |________________________________________________________________________^
[INFO] [stderr] 51 | / cfg_if! {
[INFO] [stderr] 52 | |     if #[cfg(target_feature = "avx")] {
[INFO] [stderr] 53 | |         pub fn scaled_add(u: ArrayViewMut1<f32>, v: ArrayView1<f32>, a: f32) {
[INFO] [stderr] 54 | |             unsafe { scaled_add_f32x8(u, v, a) }
[INFO] [stderr] ...  |
[INFO] [stderr] 64 | |     }
[INFO] [stderr] 65 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/vec_simd.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / /// Dot product: u · v
[INFO] [stderr] 10 | | ///
[INFO] [stderr] 11 | | /// This SIMD-vectorized function computes the dot product
[INFO] [stderr] 12 | | /// (BLAS sdot).
[INFO] [stderr]    | |________________^
[INFO] [stderr] 13 | / cfg_if! {
[INFO] [stderr] 14 | |     if #[cfg(target_feature = "avx")] {
[INFO] [stderr] 15 | |         pub fn dot(u: ArrayView1<f32>, v: ArrayView1<f32>) -> f32 {
[INFO] [stderr] 16 | |             unsafe { dot_f32x8(u, v) }
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |     }
[INFO] [stderr] 27 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/vec_simd.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / /// Scaling: u = au
[INFO] [stderr] 30 | | ///
[INFO] [stderr] 31 | | /// This function performs SIMD-vectorized scaling (BLAS sscal).
[INFO] [stderr]    | |________________________________________________________________^
[INFO] [stderr] 32 | / cfg_if! {
[INFO] [stderr] 33 | |     if #[cfg(target_feature = "avx")] {
[INFO] [stderr] 34 | |         pub fn scale(u: ArrayViewMut1<f32>, a: f32) {
[INFO] [stderr] 35 | |             unsafe { scale_f32x8(u, a) }
[INFO] [stderr] ...  |
[INFO] [stderr] 45 | |     }
[INFO] [stderr] 46 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/vec_simd.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | / /// Scaled addition: *u = u + av*
[INFO] [stderr] 49 | | ///
[INFO] [stderr] 50 | | /// This function performs SIMD-vectorized scaled addition (BLAS saxpy).
[INFO] [stderr]    | |________________________________________________________________________^
[INFO] [stderr] 51 | / cfg_if! {
[INFO] [stderr] 52 | |     if #[cfg(target_feature = "avx")] {
[INFO] [stderr] 53 | |         pub fn scaled_add(u: ArrayViewMut1<f32>, v: ArrayView1<f32>, a: f32) {
[INFO] [stderr] 54 | |             unsafe { scaled_add_f32x8(u, v, a) }
[INFO] [stderr] ...  |
[INFO] [stderr] 64 | |     }
[INFO] [stderr] 65 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/sgd.rs:239:17
[INFO] [stderr]     |
[INFO] [stderr] 239 |             let mut input_embed = model.input_embedding_mut(idx as usize);
[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/sgd.rs:239:17
[INFO] [stderr]     |
[INFO] [stderr] 239 |             let mut input_embed = model.input_embedding_mut(idx as usize);
[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]     Finished dev [unoptimized + debuginfo] target(s) in 11.31s
[INFO] running `"docker" "inspect" "1e72f1e4c79a2879c12d1c22b6a46782d5431a511541755e109c8d173d89ba49"`
[INFO] running `"docker" "rm" "-f" "1e72f1e4c79a2879c12d1c22b6a46782d5431a511541755e109c8d173d89ba49"`
[INFO] [stdout] 1e72f1e4c79a2879c12d1c22b6a46782d5431a511541755e109c8d173d89ba49