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Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Successful build of swift-cid, reference main (36ba17), with Swift 6.1 for Linux on 28 Apr 2025 19:07:28 UTC.

Swift 6 data race errors: 0

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -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

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swift-libp2p/swift-cid.git
Reference: main
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/swift-libp2p/swift-cid
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 36ba174 Update README.md
Cloned https://github.com/swift-libp2p/swift-cid.git
Revision (git rev-parse @):
36ba1745c8e62118c1b877933c350d0ef2d176ce
SUCCESS checkout https://github.com/swift-libp2p/swift-cid.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/swift-libp2p/swift-cid.git
https://github.com/swift-libp2p/swift-cid.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "swift-multibase",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.1",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/swift-libp2p/swift-multibase.git"
    },
    {
      "identity" : "swift-multicodec",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.1",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/swift-libp2p/swift-multicodec.git"
    },
    {
      "identity" : "swift-multihash",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.1",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/swift-libp2p/swift-multihash.git"
    }
  ],
  "manifest_display_name" : "swift-cid",
  "name" : "swift-cid",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.12"
    },
    {
      "name" : "ios",
      "version" : "10.0"
    }
  ],
  "products" : [
    {
      "name" : "CID",
      "targets" : [
        "CID"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CIDTests",
      "module_type" : "SwiftTarget",
      "name" : "CIDTests",
      "path" : "Tests/CIDTests",
      "sources" : [
        "CIDTests.swift"
      ],
      "target_dependencies" : [
        "CID"
      ],
      "type" : "test"
    },
    {
      "c99name" : "CID",
      "module_type" : "SwiftTarget",
      "name" : "CID",
      "path" : "Sources/CID",
      "product_dependencies" : [
        "Multihash",
        "Multibase",
        "Multicodec"
      ],
      "product_memberships" : [
        "CID"
      ],
      "sources" : [
        "CID.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -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
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Fetching https://github.com/swift-libp2p/swift-multicodec.git
Fetching https://github.com/swift-libp2p/swift-multihash.git
Fetching https://github.com/swift-libp2p/swift-multibase.git
[1/163] Fetching swift-multibase
[164/428] Fetching swift-multibase, swift-multihash
[241/717] Fetching swift-multibase, swift-multihash, swift-multicodec
Fetched https://github.com/swift-libp2p/swift-multibase.git from cache (0.40s)
Fetched https://github.com/swift-libp2p/swift-multicodec.git from cache (0.40s)
Fetched https://github.com/swift-libp2p/swift-multihash.git from cache (0.41s)
Computing version for https://github.com/swift-libp2p/swift-multibase.git
Computed https://github.com/swift-libp2p/swift-multibase.git at 0.0.3 (1.48s)
Fetching https://github.com/swift-libp2p/swift-bases.git
[1/286] Fetching swift-bases
Fetched https://github.com/swift-libp2p/swift-bases.git from cache (0.33s)
Computing version for https://github.com/swift-libp2p/swift-multihash.git
Computed https://github.com/swift-libp2p/swift-multihash.git at 0.0.4 (1.46s)
Fetching https://github.com/swift-libp2p/swift-varint.git
Fetching https://github.com/krzyzanowskim/CryptoSwift.git
[1/108] Fetching swift-varint
[99/13042] Fetching swift-varint, cryptoswift
Fetched https://github.com/swift-libp2p/swift-varint.git from cache (2.03s)
Fetched https://github.com/krzyzanowskim/CryptoSwift.git from cache (2.06s)
Computing version for https://github.com/swift-libp2p/swift-varint.git
Computed https://github.com/swift-libp2p/swift-varint.git at 0.0.2 (2.88s)
Computing version for https://github.com/swift-libp2p/swift-bases.git
Computed https://github.com/swift-libp2p/swift-bases.git at 0.0.4 (0.57s)
Computing version for https://github.com/swift-libp2p/swift-multicodec.git
Computed https://github.com/swift-libp2p/swift-multicodec.git at 0.0.8 (0.57s)
Computing version for https://github.com/krzyzanowskim/CryptoSwift.git
Computed https://github.com/krzyzanowskim/CryptoSwift.git at 1.8.4 (0.59s)
Creating working copy for https://github.com/swift-libp2p/swift-varint.git
Working copy of https://github.com/swift-libp2p/swift-varint.git resolved at 0.0.2
Creating working copy for https://github.com/krzyzanowskim/CryptoSwift.git
Working copy of https://github.com/krzyzanowskim/CryptoSwift.git resolved at 1.8.4
Creating working copy for https://github.com/swift-libp2p/swift-multibase.git
Working copy of https://github.com/swift-libp2p/swift-multibase.git resolved at 0.0.3
Creating working copy for https://github.com/swift-libp2p/swift-multicodec.git
Working copy of https://github.com/swift-libp2p/swift-multicodec.git resolved at 0.0.8
Creating working copy for https://github.com/swift-libp2p/swift-multihash.git
Working copy of https://github.com/swift-libp2p/swift-multihash.git resolved at 0.0.4
Creating working copy for https://github.com/swift-libp2p/swift-bases.git
Working copy of https://github.com/swift-libp2p/swift-bases.git resolved at 0.0.4
Building for debugging...
[0/13] Write sources
[0/13] Copying PrivacyInfo.xcprivacy
[0/13] Write sources
[12/13] Write swift-version-24593BA9C3E375BF.txt
[14/135] Emitting module Base64
[15/135] Emitting module Base2
[16/135] Compiling Base8 Quintets.swift
[17/135] Compiling Base8 BlockEncoding.swift
[18/135] Compiling Base8 BlockDecoding.swift
[19/135] Compiling Base32 BlockDecoding.swift
[20/135] Compiling Base32 BlockEncoding.swift
[21/135] Compiling Base32 Quintets.swift
[22/135] Compiling Base32 Base32.swift
[23/135] Emitting module Base32
[24/135] Compiling Base32 Alphabets.swift
[25/136] Emitting module Base8
[26/136] Compiling VarInt VarInt.swift
[27/136] Emitting module BaseX
[28/136] Compiling BaseX BaseX.swift
[29/136] Emitting module VarInt
[30/136] Compiling VarInt BinaryEncoder.swift
[31/138] Compiling Base64 Base64.swift
[32/138] Compiling Base2 Base2.swift
[34/140] Compiling Base8 Alphabet.swift
[35/140] Compiling Base8 Base8.swift
[36/141] Compiling CryptoSwift CMAC.swift
[37/141] Compiling CryptoSwift Addition.swift
[38/141] Compiling CryptoSwift BigInt.swift
[39/141] Compiling CryptoSwift BigUInt.swift
[40/141] Compiling CryptoSwift BitwiseOps.swift
[41/141] Compiling CryptoSwift CS.swift
[42/141] Compiling CryptoSwift Codable.swift
[43/141] Compiling CryptoSwift Comparable.swift
[44/141] Compiling CryptoSwift DataConversion.swift
[45/141] Compiling CryptoSwift Division.swift
[46/141] Compiling CryptoSwift Exponentiation.swift
[47/141] Compiling CryptoSwift FloatingPointConversion.swift
[48/141] Compiling CryptoSwift GCD.swift
[49/141] Compiling CryptoSwift Hashable.swift
[55/155] Compiling CryptoSwift IntegerConversion.swift
[56/155] Compiling CryptoSwift Multiplication.swift
[57/155] Compiling CryptoSwift PrimeTest.swift
[58/155] Compiling CryptoSwift Random.swift
[59/155] Compiling CryptoSwift Shifts.swift
[60/155] Compiling CryptoSwift SquareRoot.swift
[61/155] Compiling CryptoSwift Strideable.swift
[62/155] Compiling CryptoSwift StringConversion.swift
[63/155] Compiling CryptoSwift Subtraction.swift
[64/155] Compiling CryptoSwift WordsAndBits.swift
[65/155] Compiling CryptoSwift ChaCha20.swift
[66/155] Compiling CryptoSwift Checksum.swift
[67/155] Compiling CryptoSwift Cipher.swift
[68/155] Compiling CryptoSwift Collection+Extension.swift
[69/155] Compiling CryptoSwift CompactMap.swift
[70/155] Compiling CryptoSwift Cryptor.swift
[71/155] Compiling CryptoSwift Cryptors.swift
[72/155] Compiling CryptoSwift Digest.swift
[73/155] Compiling CryptoSwift DigestType.swift
[74/155] Compiling CryptoSwift AES+Foundation.swift
[75/155] Compiling CryptoSwift Array+Foundation.swift
[76/155] Compiling CryptoSwift Blowfish+Foundation.swift
[77/155] Compiling CryptoSwift ChaCha20+Foundation.swift
[78/155] Compiling CryptoSwift Data+Extension.swift
[79/155] Compiling CryptoSwift HMAC+Foundation.swift
[80/155] Compiling CryptoSwift Rabbit+Foundation.swift
[81/155] Compiling CryptoSwift String+FoundationExtension.swift
[82/155] Compiling CryptoSwift Utils+Foundation.swift
[83/161] Emitting module CryptoSwift
[84/161] Compiling Multicodec Multicodec.swift
[85/161] Compiling Multibase Multibase.swift
[86/161] Emitting module Multibase
[87/162] Emitting module Multicodec
[89/162] Compiling CryptoSwift BlockEncryptor.swift
[90/162] Compiling CryptoSwift BlockMode.swift
[91/162] Compiling CryptoSwift BlockModeOptions.swift
[92/162] Compiling CryptoSwift CBC.swift
[93/162] Compiling CryptoSwift CCM.swift
[94/162] Compiling CryptoSwift CFB.swift
[95/162] Compiling CryptoSwift CTR.swift
[96/162] Compiling CryptoSwift CipherModeWorker.swift
[97/162] Compiling CryptoSwift ECB.swift
[98/162] Compiling CryptoSwift GCM.swift
[99/162] Compiling CryptoSwift OCB.swift
[100/162] Compiling CryptoSwift OFB.swift
[101/162] Compiling CryptoSwift PCBC.swift
[102/162] Compiling CryptoSwift Blowfish.swift
[103/162] Compiling CryptoSwift CBCMAC.swift
[104/162] Compiling CryptoSwift AEAD.swift
[105/162] Compiling CryptoSwift AEADChaCha20Poly1305.swift
[106/162] Compiling CryptoSwift AEADXChaCha20Poly1305.swift
[107/162] Compiling CryptoSwift AES.Cryptors.swift
[108/162] Compiling CryptoSwift AES.swift
[109/162] Compiling CryptoSwift ASN1.swift
[110/162] Compiling CryptoSwift ASN1Decoder.swift
[111/162] Compiling CryptoSwift ASN1Encoder.swift
[112/162] Compiling CryptoSwift ASN1Scanner.swift
[113/162] Compiling CryptoSwift Array+Extension.swift
[114/162] Compiling CryptoSwift Authenticator.swift
[115/162] Compiling CryptoSwift BatchedCollection.swift
[116/162] Compiling CryptoSwift Bit.swift
[117/162] Compiling CryptoSwift BlockCipher.swift
[118/162] Compiling CryptoSwift BlockDecryptor.swift
[119/162] Compiling Multicodec Codecs+Equatable.swift
[120/162] Compiling Multicodec Codecs.swift
[122/163] Compiling CryptoSwift Signature.swift
[123/163] Compiling CryptoSwift StreamDecryptor.swift
[124/163] Compiling CryptoSwift StreamEncryptor.swift
[125/163] Compiling CryptoSwift String+Extension.swift
[126/163] Compiling CryptoSwift UInt128.swift
[127/163] Compiling CryptoSwift UInt16+Extension.swift
[128/163] Compiling CryptoSwift UInt32+Extension.swift
[129/163] Compiling CryptoSwift UInt64+Extension.swift
[130/163] Compiling CryptoSwift UInt8+Extension.swift
[131/163] Compiling CryptoSwift Updatable.swift
[132/163] Compiling CryptoSwift Utils.swift
[133/163] Compiling CryptoSwift XChaCha20.swift
[134/163] Compiling CryptoSwift ZeroPadding.swift
[135/163] Compiling CryptoSwift resource_bundle_accessor.swift
[136/163] Compiling CryptoSwift XChaCha20+Foundation.swift
[137/163] Compiling CryptoSwift Generics.swift
[138/163] Compiling CryptoSwift HKDF.swift
[139/163] Compiling CryptoSwift HMAC.swift
[140/163] Compiling CryptoSwift ISO10126Padding.swift
[141/163] Compiling CryptoSwift ISO78164Padding.swift
[142/163] Compiling CryptoSwift Int+Extension.swift
[143/163] Compiling CryptoSwift MD5.swift
[144/163] Compiling CryptoSwift NoPadding.swift
[145/163] Compiling CryptoSwift Operators.swift
[146/163] Compiling CryptoSwift DER.swift
[147/163] Compiling CryptoSwift PBKDF1.swift
[148/163] Compiling CryptoSwift PBKDF2.swift
[149/163] Compiling CryptoSwift PKCS1v15.swift
[150/163] Compiling CryptoSwift PKCS5.swift
[151/163] Compiling CryptoSwift PKCS7.swift
[152/163] Compiling CryptoSwift PKCS7Padding.swift
[153/163] Compiling CryptoSwift Padding.swift
[154/163] Compiling CryptoSwift Poly1305.swift
[155/163] Compiling CryptoSwift RSA+Cipher.swift
[156/163] Compiling CryptoSwift RSA+Signature.swift
[157/163] Compiling CryptoSwift RSA.swift
[158/163] Compiling CryptoSwift Rabbit.swift
[159/163] Compiling CryptoSwift SHA1.swift
[160/163] Compiling CryptoSwift SHA2.swift
[161/163] Compiling CryptoSwift SHA3.swift
[162/163] Compiling CryptoSwift Scrypt.swift
[163/163] Compiling CryptoSwift SecureBytes.swift
[165/166] Emitting module Multihash
[166/166] Compiling Multihash Multihash.swift
[168/169] Emitting module CID
[169/169] Compiling CID CID.swift
Build complete! (31.36s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-multibase",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.1",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/swift-libp2p/swift-multibase.git"
    },
    {
      "identity" : "swift-multicodec",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.1",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/swift-libp2p/swift-multicodec.git"
    },
    {
      "identity" : "swift-multihash",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.1",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/swift-libp2p/swift-multihash.git"
    }
  ],
  "manifest_display_name" : "swift-cid",
  "name" : "swift-cid",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.12"
    },
    {
      "name" : "ios",
      "version" : "10.0"
    }
  ],
  "products" : [
    {
      "name" : "CID",
      "targets" : [
        "CID"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CIDTests",
      "module_type" : "SwiftTarget",
      "name" : "CIDTests",
      "path" : "Tests/CIDTests",
      "sources" : [
        "CIDTests.swift"
      ],
      "target_dependencies" : [
        "CID"
      ],
      "type" : "test"
    },
    {
      "c99name" : "CID",
      "module_type" : "SwiftTarget",
      "name" : "CID",
      "path" : "Sources/CID",
      "product_dependencies" : [
        "Multihash",
        "Multibase",
        "Multicodec"
      ],
      "product_memberships" : [
        "CID"
      ],
      "sources" : [
        "CID.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Done.