Reader – Build Information – Swift Package Index

Build Information

Successful build of Reader, reference master (b2db81), with Swift 6.4 for Wasm on 16 Sep 2026 01:34:51 UTC.

Swift 6 data race errors: 0

Build Command

bash -c docker run --pull=always --rm -v "checkouts-53886770-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/to4iki/Reader.git
Reference: master
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/to4iki/Reader
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at b2db817 Merge pull request #5 from to4iki/git-hooks
Cloned https://github.com/to4iki/Reader.git
Revision (git rev-parse @):
b2db81756abc51df29238089d785272598ec7d82
SUCCESS checkout https://github.com/to4iki/Reader.git at master
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/to4iki/Reader.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886770-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1
wasm-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:4328fdb43c680d205c1d6761b1e3267aa38277eefdda9ddfb17b6a0f1a77857a
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
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Building for debugging...
[Pre-planning 1 / 66]
[20 / 28] Reader
/host/spi-builder-workspace/Sources/Reader/Reader.swift:60:28: [1;33mwarning: [1;39mgeneric parameter 'Input' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
 [0;36m2 |[0;0m /// - Input: for denpendency.
 [0;36m3 |[0;0m /// - Element: return a value type.
 [0;36m4 |[0;0m public struct Reader<Input, Element> {
   [0;36m|[0;0m                      `- [1;39mnote: [1;39m'Input' previously declared here[0;0m
 [0;36m5 |[0;0m     public typealias WorkFactory = (Input) -> Element
 [0;36m6 |[0;0m
   [0;36m:[0;0m
[0;36m58 |[0;0m     ///   - reader2: The second reader
[0;36m59 |[0;0m     /// - Returns: A new combined reader
[0;36m60 |[0;0m     public static func zip<Input, Element1, Element2>(_ reader1: Reader<Input, Element1>, _ reader2: Reader<Input, Element2>) -> Reader<Input, (Element1, Element2)> {
   [0;36m|[0;0m                            `- [1;33mwarning: [1;39mgeneric parameter 'Input' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
[0;36m61 |[0;0m         return reader1.flatMap { element1 in
[0;36m62 |[0;0m             reader2.map { element2 in (element1, element2) }
[25 / 28] Reader
/host/spi-builder-workspace/Sources/Reader/Reader.swift:60:28: [1;33mwarning: [1;39mgeneric parameter 'Input' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
 [0;36m2 |[0;0m /// - Input: for denpendency.
 [0;36m3 |[0;0m /// - Element: return a value type.
 [0;36m4 |[0;0m public struct Reader<Input, Element> {
   [0;36m|[0;0m                      `- [1;39mnote: [1;39m'Input' previously declared here[0;0m
 [0;36m5 |[0;0m     public typealias WorkFactory = (Input) -> Element
 [0;36m6 |[0;0m
   [0;36m:[0;0m
[0;36m58 |[0;0m     ///   - reader2: The second reader
[0;36m59 |[0;0m     /// - Returns: A new combined reader
[0;36m60 |[0;0m     public static func zip<Input, Element1, Element2>(_ reader1: Reader<Input, Element1>, _ reader2: Reader<Input, Element2>) -> Reader<Input, (Element1, Element2)> {
   [0;36m|[0;0m                            `- [1;33mwarning: [1;39mgeneric parameter 'Input' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode[0;0m
[0;36m61 |[0;0m         return reader1.flatMap { element1 in
[0;36m62 |[0;0m             reader2.map { element2 in (element1, element2) }
Build complete! (3.50 secs)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swiftcheck",
      "requirement" : {
        "range" : [
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      "type" : "sourceControl",
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      "identity" : "swiftformat",
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            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/nicklockwood/SwiftFormat.git"
    }
  ],
  "manifest_display_name" : "Reader",
  "name" : "Reader",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Reader",
      "targets" : [
        "Reader"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ReaderTests",
      "module_type" : "SwiftTarget",
      "name" : "ReaderTests",
      "path" : "Tests/ReaderTests",
      "product_dependencies" : [
        "SwiftCheck"
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      "sources" : [
        "Reader+SwiftCheck.swift",
        "ReaderTests.swift"
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      "target_dependencies" : [
        "Reader"
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      "type" : "test"
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    {
      "c99name" : "Reader",
      "module_type" : "SwiftTarget",
      "name" : "Reader",
      "path" : "Sources/Reader",
      "product_memberships" : [
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        "Reader.swift"
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      "type" : "library"
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  "tools_version" : "4.2"
}
wasm-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:4328fdb43c680d205c1d6761b1e3267aa38277eefdda9ddfb17b6a0f1a77857a
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
Done.