[INFO] cloning repository https://github.com/Congyuwang/smooth-image
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Congyuwang/smooth-image" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCongyuwang%2Fsmooth-image", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCongyuwang%2Fsmooth-image'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa5a50dd5a18be2731b04dc2379ba40abfcf248a
[INFO] testing Congyuwang/smooth-image against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCongyuwang%2Fsmooth-image" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Congyuwang/smooth-image on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Congyuwang/smooth-image
[INFO] finished tweaking git repo https://github.com/Congyuwang/smooth-image
[INFO] tweaked toml for git repo https://github.com/Congyuwang/smooth-image written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Congyuwang/smooth-image 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tabled_derive v0.5.0
[INFO] [stderr]   Downloaded papergrid v0.7.1
[INFO] [stderr]   Downloaded nalgebra-sparse v0.8.0
[INFO] [stderr]   Downloaded tabled v0.10.0
[INFO] [stderr]   Downloaded nalgebra v0.31.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f9ed9199a0c5d4f0f96570a5d308ed4829a5a690d2be95c84da62a4238c1181
[INFO] running `Command { std: "docker" "start" "-a" "9f9ed9199a0c5d4f0f96570a5d308ed4829a5a690d2be95c84da62a4238c1181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f9ed9199a0c5d4f0f96570a5d308ed4829a5a690d2be95c84da62a4238c1181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f9ed9199a0c5d4f0f96570a5d308ed4829a5a690d2be95c84da62a4238c1181", kill_on_drop: false }`
[INFO] [stdout] 9f9ed9199a0c5d4f0f96570a5d308ed4829a5a690d2be95c84da62a4238c1181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f1da4d8c1e229f7ac05b1ac4898cce712f1ede325f6c3a11fd8b0a48ec295e0
[INFO] running `Command { std: "docker" "start" "-a" "6f1da4d8c1e229f7ac05b1ac4898cce712f1ede325f6c3a11fd8b0a48ec295e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling bytemuck v1.12.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]    Compiling safe_arch v0.6.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling wide v0.7.5
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling flate2 v1.0.25
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling clap_lex v0.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling papergrid v0.7.1
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling png v0.17.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling jpeg-decoder v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling simba v0.7.3
[INFO] [stderr]    Compiling image v0.24.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling tabled_derive v0.5.0
[INFO] [stderr]    Compiling clap_derive v4.0.21
[INFO] [stderr]    Compiling tabled v0.10.0
[INFO] [stderr]    Compiling clap v4.0.29
[INFO] [stderr]    Compiling nalgebra v0.31.4
[INFO] [stderr]    Compiling nalgebra-sparse v0.8.0
[INFO] [stderr]    Compiling smooth-image v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(portable_simd)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(array_chunks)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `smooth-image` (bin "smooth-image") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "6f1da4d8c1e229f7ac05b1ac4898cce712f1ede325f6c3a11fd8b0a48ec295e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f1da4d8c1e229f7ac05b1ac4898cce712f1ede325f6c3a11fd8b0a48ec295e0", kill_on_drop: false }`
[INFO] [stdout] 6f1da4d8c1e229f7ac05b1ac4898cce712f1ede325f6c3a11fd8b0a48ec295e0
[INFO] testing Congyuwang/smooth-image against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCongyuwang%2Fsmooth-image" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Congyuwang/smooth-image on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Congyuwang/smooth-image
[INFO] finished tweaking git repo https://github.com/Congyuwang/smooth-image
[INFO] tweaked toml for git repo https://github.com/Congyuwang/smooth-image written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Congyuwang/smooth-image 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1086482f66ceaf0d82f91b3c8f1225801fabd2d728f73682aabf063ac946148f
[INFO] running `Command { std: "docker" "start" "-a" "1086482f66ceaf0d82f91b3c8f1225801fabd2d728f73682aabf063ac946148f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1086482f66ceaf0d82f91b3c8f1225801fabd2d728f73682aabf063ac946148f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1086482f66ceaf0d82f91b3c8f1225801fabd2d728f73682aabf063ac946148f", kill_on_drop: false }`
[INFO] [stdout] 1086482f66ceaf0d82f91b3c8f1225801fabd2d728f73682aabf063ac946148f
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 219267fac87e267700d60ac360e291eafcb1512165d7a637722d366350e0c568
[INFO] running `Command { std: "docker" "start" "-a" "219267fac87e267700d60ac360e291eafcb1512165d7a637722d366350e0c568", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling bytemuck v1.12.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling safe_arch v0.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling wide v0.7.5
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling flate2 v1.0.25
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling papergrid v0.7.1
[INFO] [stderr]    Compiling clap_lex v0.3.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling png v0.17.7
[INFO] [stderr]    Compiling jpeg-decoder v0.3.0
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling simba v0.7.3
[INFO] [stderr]    Compiling image v0.24.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling clap_derive v4.0.21
[INFO] [stderr]    Compiling tabled_derive v0.5.0
[INFO] [stderr]    Compiling tabled v0.10.0
[INFO] [stderr]    Compiling clap v4.0.29
[INFO] [stderr]    Compiling nalgebra v0.31.4
[INFO] [stderr]    Compiling nalgebra-sparse v0.8.0
[INFO] [stderr]    Compiling smooth-image v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::simd::SimdFloat`
[INFO] [stdout]  --> src/simd.rs:2:40
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::simd::{LaneCount, Mask, Simd, SimdFloat, StdFloat, SupportedLaneCount};
[INFO] [stdout]   |                                        ^^^^^^^^^
[INFO] [stdout]   |                                        |
[INFO] [stdout]   |                                        no `SimdFloat` in `simd`
[INFO] [stdout]   |                                        help: a similar name exists in the module: `StdFloat`
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider importing one of these items instead:
[INFO] [stdout]           core::simd::prelude::SimdFloat
[INFO] [stdout]           std::simd::prelude::SimdFloat
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(portable_simd)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(array_chunks)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `reduce_sum` found for struct `Simd` in the current scope
[INFO] [stdout]    --> src/simd.rs:103:10
[INFO] [stdout]     |
[INFO] [stdout] 97  |       dot += a_sim
[INFO] [stdout]     |  ____________-
[INFO] [stdout] 98  | |         .iter()
[INFO] [stdout] 99  | |         .zip(b_sim)
[INFO] [stdout] 100 | |         .fold(Simd::<f32, LANE>::splat(0.0f32), |acc, (a, b)| {
[INFO] [stdout] 101 | |             a.mul_add(b, acc)
[INFO] [stdout] 102 | |         })
[INFO] [stdout] 103 | |         .reduce_sum();
[INFO] [stdout]     | |         -^^^^^^^^^^ method not found in `Simd<f32, 16>`
[INFO] [stdout]     | |_________|
[INFO] [stdout]     | 
[INFO] [stdout]    --> /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/../../portable-simd/crates/core_simd/src/simd/num/float.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method is available for `Simd<f32, 16>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::simd::num::SimdFloat;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `reduce_sum` found for struct `Simd` in the current scope
[INFO] [stdout]    --> src/simd.rs:137:10
[INFO] [stdout]     |
[INFO] [stdout] 130 |       dot += a_sim
[INFO] [stdout]     |  ____________-
[INFO] [stdout] 131 | |         .iter()
[INFO] [stdout] 132 | |         .zip(b_sim)
[INFO] [stdout] 133 | |         .fold(Simd::<f32, LANE>::splat(0.0f32), |acc, (a, b)| {
[INFO] [stdout] ...   |
[INFO] [stdout] 136 | |         })
[INFO] [stdout] 137 | |         .reduce_sum();
[INFO] [stdout]     | |         -^^^^^^^^^^ method not found in `Simd<f32, 16>`
[INFO] [stdout]     | |_________|
[INFO] [stdout]     | 
[INFO] [stdout]    --> /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/../../portable-simd/crates/core_simd/src/simd/num/float.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method is available for `Simd<f32, 16>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::simd::num::SimdFloat;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `reduce_sum` found for struct `Simd` in the current scope
[INFO] [stdout]    --> src/simd.rs:165:22
[INFO] [stdout]     |
[INFO] [stdout] 165 |     norm += norm_sim.reduce_sum();
[INFO] [stdout]     |                      ^^^^^^^^^^ method not found in `Simd<f32, 16>`
[INFO] [stdout]    --> /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/../../portable-simd/crates/core_simd/src/simd/num/float.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method is available for `Simd<f32, 16>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::simd::num::SimdFloat;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `reduce_sum` found for struct `Simd` in the current scope
[INFO] [stdout]    --> src/simd.rs:396:10
[INFO] [stdout]     |
[INFO] [stdout] 390 |       dot += v_sim
[INFO] [stdout]     |  ____________-
[INFO] [stdout] 391 | |         .iter()
[INFO] [stdout] 392 | |         .zip(c_sim)
[INFO] [stdout] 393 | |         .fold(Simd::<f32, LANE>::splat(0.0f32), |acc, (v, c)| {
[INFO] [stdout] 394 | |             v.mul_add(gather_select::<LANE>(b, c), acc)
[INFO] [stdout] 395 | |         })
[INFO] [stdout] 396 | |         .reduce_sum();
[INFO] [stdout]     | |         -^^^^^^^^^^ method not found in `Simd<f32, LANE>`
[INFO] [stdout]     | |_________|
[INFO] [stdout]     | 
[INFO] [stdout]    --> /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/../../portable-simd/crates/core_simd/src/simd/num/float.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method is available for `Simd<f32, LANE>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::simd::num::SimdFloat;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `smooth-image` (bin "smooth-image") due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "219267fac87e267700d60ac360e291eafcb1512165d7a637722d366350e0c568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "219267fac87e267700d60ac360e291eafcb1512165d7a637722d366350e0c568", kill_on_drop: false }`
[INFO] [stdout] 219267fac87e267700d60ac360e291eafcb1512165d7a637722d366350e0c568
