InternalError: Expected root cause

[tayloraswift]

Is it reproducible with SwiftPM command-line tools: swift build, swift test, swift package etc?

• Confirmed reproduction steps with SwiftPM CLI.

Description

swift package resolve fails with an InternalError for this manifest:

// swift-tools-version: 5.10

import PackageDescription

let package = Package(
    name: "dependency-test",
    products: [],
    dependencies: [
        .package(url: "https://github.com/tayloraswift/swift-dom", .upToNextMinor(from: "1.0.1")),
        .package(url: "https://github.com/apple/swift-testing", .upToNextMinor(from: "0.9.0")),
        .package(url: "https://github.com/apple/swift-syntax", "510.0.1" ..< "601.0.0-pre"),
    ],
    targets: []
)

error: InternalError(description: "Internal error. Please file a bug at https://github.com/apple/swift-package-manager/issues with this info. Expected root cause {swift-dom[everything] 1.0.1, ¬swift-syntax[everything] 510.0.1..<601.0.0} to almost satisfy the current partial solution:\n * [Decision 0: dependency-test[everything] 1.0.0]\n * [Derivation: swift-syntax[everything] 510.0.1..<601.0.0-pre ← {dependency-test[everything] 1.0.0, ¬swift-syntax[everything] 510.0.1..<601.0.0-pre}]\n * [Derivation: swift-testing[everything] 0.9.0..<0.10.0 ← {dependency-test[everything] 1.0.0, ¬swift-testing[everything] 0.9.0..<0.10.0}]\n * [Derivation: swift-dom[everything] 1.0.1..<1.1.0 ← {dependency-test[everything] 1.0.0, ¬swift-dom[everything] 1.0.1..<1.1.0}]\n * [Derivation: ¬swift-dom[everything] 1.0.2..<1.1.0 ← {swift-dom[everything] 1.0.2..<1.1.0}]\n")

Swift Package Manager version/commit hash

$ swift package --version Swift Package Manager - Swift 5.10.0-dev

Swift & OS version (output of swift --version ; uname -a)

Swift version 5.10 (swift-5.10-RELEASE)
Target: x86_64-unknown-linux-gnu
Linux 832f7bfa3820 6.5.0-35-generic #35~22.04.1-Ubuntu SMP PREEMPT_DYNAMIC Tue May 7 09:00:52 UTC 2 x86_64 x86_64 x86_64 GNU/Linux

[xedin]

Resolved by #7799 and #7808