Swift Package Index

Build Information

Failed to build ScreenshotPreventing, reference 1.4.0 (10d868), with Swift 6.1 for Wasm on 5 Jan 2026 07:55:44 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/yoxisem544/ScreenshotPreventing-iOS.git
Reference: 1.4.0
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/yoxisem544/ScreenshotPreventing-iOS
 * tag               1.4.0      -> FETCH_HEAD
HEAD is now at 10d868c Merge pull request #11 from yoxisem544/support-swiftui-view-modifier
Cloned https://github.com/yoxisem544/ScreenshotPreventing-iOS.git
Revision (git rev-parse @):
10d868c738ec1debba944388c5941dac957e9a8d
SUCCESS checkout https://github.com/yoxisem544/ScreenshotPreventing-iOS.git at 1.4.0
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/yoxisem544/ScreenshotPreventing-iOS.git
https://github.com/yoxisem544/ScreenshotPreventing-iOS.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "rxswift",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "6.0.0",
            "upper_bound" : "7.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/ReactiveX/RxSwift.git"
    }
  ],
  "manifest_display_name" : "ScreenshotPreventing",
  "name" : "ScreenshotPreventing",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "12.0"
    }
  ],
  "products" : [
    {
      "name" : "ScreenshotPreventing",
      "targets" : [
        "ScreenshotPreventing"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "ScreenshotPreventingSwiftUI",
      "targets" : [
        "ScreenshotPreventingSwiftUI"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "RxScreenshotPreventing",
      "targets" : [
        "RxScreenshotPreventing"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "ScreenshotPreventingTests",
      "module_type" : "SwiftTarget",
      "name" : "ScreenshotPreventingTests",
      "path" : "Tests/ScreenshotPreventingTests",
      "sources" : [
        "ScreenshotPreventingTests.swift"
      ],
      "target_dependencies" : [
        "ScreenshotPreventing"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ScreenshotPreventingSwiftUI",
      "module_type" : "SwiftTarget",
      "name" : "ScreenshotPreventingSwiftUI",
      "path" : "Sources/SwiftUI",
      "product_memberships" : [
        "ScreenshotPreventingSwiftUI"
      ],
      "sources" : [
        "ScreenshotPrevent+SwiftUI.swift",
        "ScreenshotPrevent+ViewModifier.swift",
        "ScreenshotPreventingView+Hosting.swift"
      ],
      "target_dependencies" : [
        "ScreenshotPreventing"
      ],
      "type" : "library"
    },
    {
      "c99name" : "ScreenshotPreventing",
      "module_type" : "SwiftTarget",
      "name" : "ScreenshotPreventing",
      "path" : "Sources/Core",
      "product_memberships" : [
        "ScreenshotPreventing",
        "ScreenshotPreventingSwiftUI",
        "RxScreenshotPreventing"
      ],
      "sources" : [
        "HiddenContainerRecognizer.swift",
        "ScreenshotPreventingView.swift"
      ],
      "type" : "library"
    },
    {
      "c99name" : "RxScreenshotPreventing",
      "module_type" : "SwiftTarget",
      "name" : "RxScreenshotPreventing",
      "path" : "Sources/RxSwift",
      "product_dependencies" : [
        "RxSwift",
        "RxCocoa"
      ],
      "product_memberships" : [
        "RxScreenshotPreventing"
      ],
      "sources" : [
        "ScreenshotPreventingView+Rx.swift"
      ],
      "target_dependencies" : [
        "ScreenshotPreventing"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.6"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
wasm-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:dbcbf45695e2d1afcaee9a5a93239e71a6cc4a5872f338d6e993e9ceefe7df1b
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest
Fetching https://github.com/ReactiveX/RxSwift.git
[1/52940] Fetching rxswift
Fetched https://github.com/ReactiveX/RxSwift.git from cache (4.77s)
Computing version for https://github.com/ReactiveX/RxSwift.git
Computed https://github.com/ReactiveX/RxSwift.git at 6.9.1 (5.46s)
Creating working copy for https://github.com/ReactiveX/RxSwift.git
Working copy of https://github.com/ReactiveX/RxSwift.git resolved at 6.9.1
Building for debugging...
[0/10] Write sources
[2/10] Copying PrivacyInfo.xcprivacy
[2/10] Write sources
[6/10] Copying PrivacyInfo.xcprivacy
[9/10] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[11/157] Emitting module ScreenshotPreventing
/host/spi-builder-workspace/Sources/Core/HiddenContainerRecognizer.swift:8:8: error: no such module 'UIKit'
 6 | //
 7 |
 8 | import UIKit
   |        `- error: no such module 'UIKit'
 9 |
10 | /// Beware that if you add view to subview that has been pulled out from this recognizer,
[12/157] Compiling ScreenshotPreventing HiddenContainerRecognizer.swift
/host/spi-builder-workspace/Sources/Core/HiddenContainerRecognizer.swift:8:8: error: no such module 'UIKit'
 6 | //
 7 |
 8 | import UIKit
   |        `- error: no such module 'UIKit'
 9 |
10 | /// Beware that if you add view to subview that has been pulled out from this recognizer,
[13/157] Compiling ScreenshotPreventing ScreenshotPreventingView.swift
/host/spi-builder-workspace/Sources/Core/HiddenContainerRecognizer.swift:8:8: error: no such module 'UIKit'
 6 | //
 7 |
 8 | import UIKit
   |        `- error: no such module 'UIKit'
 9 |
10 | /// Beware that if you add view to subview that has been pulled out from this recognizer,
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:10: note: while building module 'wasi_emulated_signal' imported from /root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:
 26 | #include <setjmp.h>
 27 | #endif
 28 | #include <signal.h>
    |          `- note: while building module 'wasi_emulated_signal' imported from /root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:
 29 | #include <stddef.h>
 30 | #include <stdio.h>
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "signal.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/WASI.sdk/include/wasm32-wasi/signal.h:2:2: error: "wasm lacks signal support; to enable minimal signal emulation, compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
  1 | #ifndef _WASI_EMULATED_SIGNAL
  2 | #error "wasm lacks signal support; to enable minimal signal emulation, \
    |  `- error: "wasm lacks signal support; to enable minimal signal emulation, compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
  3 | compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
  4 | #else
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "CoreFoundation.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:10: error: could not build module 'wasi_emulated_signal'
 26 | #include <setjmp.h>
 27 | #endif
 28 | #include <signal.h>
    |          `- error: could not build module 'wasi_emulated_signal'
 29 | #include <stddef.h>
 30 | #include <stdio.h>
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/ForSwiftFoundationOnly.h:86:10: note: while building module 'wasi_emulated_mman' imported from /root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/ForSwiftFoundationOnly.h:86:
 84 | #undef _WASI_EMULATED_MMAN
 85 | #define _WASI_EMULATED_MMAN
 86 | #include <sys/mman.h>
    |          `- note: while building module 'wasi_emulated_mman' imported from /root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/ForSwiftFoundationOnly.h:86:
 87 | #elif TARGET_OS_LINUX
 88 | #include <errno.h>
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "sys/mman.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/WASI.sdk/include/wasm32-wasi/sys/mman.h:2:2: error: "WASI lacks a true mmap; to enable minimal mmap emulation, compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
  1 | #ifndef _WASI_EMULATED_MMAN
  2 | #error "WASI lacks a true mmap; to enable minimal mmap emulation, \
    |  `- error: "WASI lacks a true mmap; to enable minimal mmap emulation, compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
  3 | compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
  4 | #else
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1
wasm-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:dbcbf45695e2d1afcaee9a5a93239e71a6cc4a5872f338d6e993e9ceefe7df1b
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:wasm-6.1-latest
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[2/148] Emitting module ScreenshotPreventing
/host/spi-builder-workspace/Sources/Core/HiddenContainerRecognizer.swift:8:8: error: no such module 'UIKit'
 6 | //
 7 |
 8 | import UIKit
   |        `- error: no such module 'UIKit'
 9 |
10 | /// Beware that if you add view to subview that has been pulled out from this recognizer,
[3/148] Compiling ScreenshotPreventing HiddenContainerRecognizer.swift
/host/spi-builder-workspace/Sources/Core/HiddenContainerRecognizer.swift:8:8: error: no such module 'UIKit'
 6 | //
 7 |
 8 | import UIKit
   |        `- error: no such module 'UIKit'
 9 |
10 | /// Beware that if you add view to subview that has been pulled out from this recognizer,
[4/148] Compiling ScreenshotPreventing ScreenshotPreventingView.swift
/host/spi-builder-workspace/Sources/Core/HiddenContainerRecognizer.swift:8:8: error: no such module 'UIKit'
 6 | //
 7 |
 8 | import UIKit
   |        `- error: no such module 'UIKit'
 9 |
10 | /// Beware that if you add view to subview that has been pulled out from this recognizer,
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:10: note: while building module 'wasi_emulated_signal' imported from /root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:
 26 | #include <setjmp.h>
 27 | #endif
 28 | #include <signal.h>
    |          `- note: while building module 'wasi_emulated_signal' imported from /root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:
 29 | #include <stddef.h>
 30 | #include <stdio.h>
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "signal.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/WASI.sdk/include/wasm32-wasi/signal.h:2:2: error: "wasm lacks signal support; to enable minimal signal emulation, compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
  1 | #ifndef _WASI_EMULATED_SIGNAL
  2 | #error "wasm lacks signal support; to enable minimal signal emulation, \
    |  `- error: "wasm lacks signal support; to enable minimal signal emulation, compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
  3 | compile with -D_WASI_EMULATED_SIGNAL and link with -lwasi-emulated-signal"
  4 | #else
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "CoreFoundation.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/CoreFoundation.h:28:10: error: could not build module 'wasi_emulated_signal'
 26 | #include <setjmp.h>
 27 | #endif
 28 | #include <signal.h>
    |          `- error: could not build module 'wasi_emulated_signal'
 29 | #include <stddef.h>
 30 | #include <stdio.h>
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/ForSwiftFoundationOnly.h:86:10: note: while building module 'wasi_emulated_mman' imported from /root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/ForSwiftFoundationOnly.h:86:
 84 | #undef _WASI_EMULATED_MMAN
 85 | #define _WASI_EMULATED_MMAN
 86 | #include <sys/mman.h>
    |          `- note: while building module 'wasi_emulated_mman' imported from /root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/swift.xctoolchain/usr/lib/swift_static/CoreFoundation/ForSwiftFoundationOnly.h:86:
 87 | #elif TARGET_OS_LINUX
 88 | #include <errno.h>
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "sys/mman.h"
  |          `- note: in file included from <module-includes>:1:
2 |
/root/.swiftpm/swift-sdks/swift-wasm-6.1-RELEASE-wasm32-unknown-wasi.artifactbundle/6.1-RELEASE-wasm32-unknown-wasi/wasm32-unknown-wasi/WASI.sdk/include/wasm32-wasi/sys/mman.h:2:2: error: "WASI lacks a true mmap; to enable minimal mmap emulation, compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
  1 | #ifndef _WASI_EMULATED_MMAN
  2 | #error "WASI lacks a true mmap; to enable minimal mmap emulation, \
    |  `- error: "WASI lacks a true mmap; to enable minimal mmap emulation, compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
  3 | compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
  4 | #else
BUILD FAILURE 6.1 wasm