Update rust-toolchain to nightly-2024-04-03 (vercel#64048)

Depends on vercel/turborepo#7874, which should be
merged first.

Test Plan: `cargo check`


Closes PACK-2903

.github/workflows/build_and_test.yml

@@ -230,11 +230,15 @@ jobs:
   test-next-swc-napi-wasi:
     name: test next-swc wasi
     needs: ['changes', 'build-next']
-    if: ${{ needs.changes.outputs.docs-only == 'false' }}
+    # TODO: Re-enable this when https://github.com/napi-rs/napi-rs/issues/2009 is addressed.
+    # Specifically, the `platform` value is now `threads` in
+    # https://github.com/napi-rs/napi-rs/blob/e4ad4767efaf093fdff3dc768856f6100a6e3f72/cli/src/api/build.ts#L530
+    if: false
+    # if: ${{ needs.changes.outputs.docs-only == 'false' }}
 
     uses: ./.github/workflows/build_reusable.yml
     with:
-      afterBuild: rustup target add wasm32-wasi-preview1-threads && turbo run build-native-wasi
+      afterBuild: rustup target add wasm32-wasip1-threads && turbo run build-native-wasi
       stepName: 'test-next-swc-napi-wasi'
     secrets: inherit
 

Cargo.toml

@@ -37,11 +37,11 @@ swc_core = { version = "0.90.24", features = [
 testing = { version = "0.35.21" }
 
 # Turbo crates
-turbopack-binding = { git = "https://github.com/vercel/turbo.git", tag = "turbopack-240329.2" }
+turbopack-binding = { git = "https://github.com/vercel/turbo.git", tag = "turbopack-240404.2" }
 # [TODO]: need to refactor embed_directory! macro usages, as well as resolving turbo_tasks::function, macros..
-turbo-tasks = { git = "https://github.com/vercel/turbo.git", tag = "turbopack-240329.2" }
+turbo-tasks = { git = "https://github.com/vercel/turbo.git", tag = "turbopack-240404.2" }
 # [TODO]: need to refactor embed_directory! macro usage in next-core
-turbo-tasks-fs = { git = "https://github.com/vercel/turbo.git", tag = "turbopack-240329.2" }
+turbo-tasks-fs = { git = "https://github.com/vercel/turbo.git", tag = "turbopack-240404.2" }
 
 # General Deps
 
@@ -105,6 +105,8 @@ owo-colors = "3.5.0"
 parcel_selectors = "0.26.0"
 parking_lot = "0.12.1"
 pathdiff = "0.2.1"
+# Temporary: Reference the latest git minor version of pathfinder_simd until it's published.
+pathfinder_simd = "0.5.3"
 pin-project-lite = "0.2.9"
 postcard = "1.0.4"
 predicates = "2.1.5"
@@ -137,3 +139,6 @@ urlencoding = "2.1.2"
 webbrowser = "0.8.7"
 dhat = { version = "0.3.2" }
 
+# Sync with the entries in turbo's Cargo.toml
+[patch.crates-io]
+pathfinder_simd = { git = "https://github.com/servo/pathfinder", rev = "30419d" }

packages/next-swc/crates/napi/Cargo.toml

@@ -116,7 +116,7 @@ turbopack-binding = { workspace = true, features = [
 ] }
 
 # wasi-only dependencies.
-[target.wasm32-wasi-preview1-threads.dependencies]
+[target.wasm32-wasip1-threads.dependencies]
 # this requires tokio_unstable currently.
 tokio = { workspace = true, features = ["full"] }
 

packages/next-swc/crates/napi/src/turbopack.rs

@@ -1,4 +1,4 @@
-use std::{convert::TryFrom, path::PathBuf};
+use std::path::PathBuf;
 
 use anyhow::Context;
 use napi::bindgen_prelude::*;

packages/next-swc/crates/next-core/src/lib.rs

@@ -1,5 +1,3 @@
-// TODO(alexkirsz) Remove once the diagnostic is fixed.
-#![allow(rustc::untranslatable_diagnostic_trivial)]
 #![feature(async_closure)]
 #![feature(str_split_remainder)]
 #![feature(impl_trait_in_assoc_type)]