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Build Information

Successful build of secp256k1, reference main (40b4b3), with Swift 6.3 for macOS (SPM) on 22 Apr 2026 14:26:46 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/jb55/secp256k1.swift.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/jb55/secp256k1.swift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 40b4b38 context: make public
Submodule path 'Sources/bindings/secp256k1': checked out '43756da819a235d813e7ecd53eae6df073b53247'
Submodule path 'Sources/implementation/swift-crypto': checked out '4832fa0d133b9e03077040f123a9087e23ed21dd'
Submodule 'Sources/bindings/secp256k1' (https://github.com/bitcoin-core/secp256k1) registered for path 'Sources/bindings/secp256k1'
Submodule 'Sources/implementation/swift-crypto' (https://github.com/apple/swift-crypto) registered for path 'Sources/implementation/swift-crypto'
Cloning into '/Users/admin/builder/spi-builder-workspace/Sources/bindings/secp256k1'...
Cloning into '/Users/admin/builder/spi-builder-workspace/Sources/implementation/swift-crypto'...
Cloned https://github.com/jb55/secp256k1.swift.git
Revision (git rev-parse @):
40b4b38b3b1c83f7088c76189a742870e0ca06a9
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/jb55/secp256k1.swift.git at main
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========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
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  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "traits": [
    "default"
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  "dependencies": [
    {
      "identity": "secp256k1.swift",
      "name": "secp256k1",
      "url": "https://github.com/jb55/secp256k1.swift.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/secp256k1.swift",
      "traits": [
        "default"
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      "dependencies": [
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}
Fetching https://github.com/jb55/secp256k1.swift.git
[1/876] Fetching secp256k1.swift
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Creating working copy for https://github.com/jb55/secp256k1.swift.git
Working copy of https://github.com/jb55/secp256k1.swift.git resolved at main (40b4b38)
warning: '.resolve-product-dependencies': dependency 'secp256k1.swift' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.3
Building package at path:  $PWD
https://github.com/jb55/secp256k1.swift.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
[3/3] Compiling plugin SwiftLintCommandPlugin
[4/4] Compiling plugin SwiftLintBuildToolPlugin
[5/5] Compiling plugin GenerateManual
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[7/7] Compiling plugin SwiftFormatPlugin
Building for debugging...
[7/14] Write sources
[9/14] Write swift-version--6988338F2F200930.txt
[10/14] Compiling Utility.c
[11/14] Compiling precomputed_ecmult_gen.c
[12/14] Compiling secp256k1.c
[13/14] Compiling precomputed_ecmult.c
[15/33] Compiling secp256k1_implementation Utility.swift
[16/33] Compiling secp256k1_implementation Zeroization.swift
[17/33] Compiling secp256k1_implementation Schnorr.swift
[18/33] Compiling secp256k1_implementation Tweak.swift
[19/33] Emitting module secp256k1_implementation
[20/33] Compiling secp256k1_implementation Errors.swift
[21/33] Compiling secp256k1_implementation PrettyBytes.swift
[22/33] Compiling secp256k1_implementation Asymmetric.swift
[23/33] Compiling secp256k1_implementation DH.swift
[24/33] Compiling secp256k1_implementation Digests.swift
[25/33] Compiling secp256k1_implementation ECDH.swift
[26/33] Compiling secp256k1_implementation secp256k1.swift
[27/33] Compiling secp256k1_implementation Digest.swift
[28/33] Compiling secp256k1_implementation ECDSA.swift
[29/33] Compiling secp256k1_implementation EdDSA.swift
[30/33] Compiling secp256k1_implementation SHA256.swift
[31/33] Compiling secp256k1_implementation SafeCompare.swift
[32/33] Compiling secp256k1_implementation Signature.swift
[33/33] Compiling secp256k1_implementation RNG_boring.swift
[34/35] Compiling secp256k1_implementation SecureBytes.swift
[35/35] Compiling secp256k1_implementation BytesUtil.swift
[36/37] Compiling secp256k1 EntryPoint.swift
[37/37] Emitting module secp256k1
Build complete! (19.62s)
Build complete.
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      "requirement" : {
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      "type" : "library"
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  "tools_version" : "5.6"
}
✅  Doc result (pending) reported
========================================
GenerateDocs
========================================
Generating docs at path:  $PWD/.docs/jb55/secp256k1.swift/main
Repository:               jb55/secp256k1.swift
Swift version used:       6.3
        .package(url: "https://github.com/apple/swift-docc-plugin", from: "1.0.0")
Target:                   secp256k1_implementation
Extracting symbol information for 'secp256k1_implementation'...
Finished extracting symbol information for 'secp256k1_implementation'. (27.94s)
Building documentation for 'secp256k1_implementation'...
warning: Parameter 'format' is missing documentation
  --> Sources/implementation/Asymmetric.swift:55:67-55:67
53 |
54 |             /// Creates a secp256k1 private key for signing from a data representation.
55 +             /// - Parameter data: A raw representation of the key.
   |                                                                   ╰─suggestion: Document 'format' parameter
56 |             /// - Throws: An error is thrown when the raw representation does not create a private key for signing.
57 |             public init<D: ContiguousBytes>(rawRepresentation data: D, format: secp256k1.Format = .compressed) throws {
warning: Parameter 'xonly' is missing documentation
   --> Sources/implementation/Asymmetric.swift:110:67-110:67
108 |
109 |             /// Generates a secp256k1 public key from a raw representation.
110 +             /// - Parameter data: A raw representation of the key.
    |                                                                   ╰─suggestion: Document 'xonly' parameter
111 |             /// - Throws: An error is thrown when the raw representation does not create a public key.
112 |             public init<D: ContiguousBytes>(rawRepresentation data: D, xonly: D, keyParity: Int32, format: secp256k1.Format) {
warning: Parameter 'keyParity' is missing documentation
   --> Sources/implementation/Asymmetric.swift:110:67-110:67
108 |
109 |             /// Generates a secp256k1 public key from a raw representation.
110 +             /// - Parameter data: A raw representation of the key.
    |                                                                   ╰─suggestion: Document 'keyParity' parameter
111 |             /// - Throws: An error is thrown when the raw representation does not create a public key.
112 |             public init<D: ContiguousBytes>(rawRepresentation data: D, xonly: D, keyParity: Int32, format: secp256k1.Format) {
warning: Parameter 'format' is missing documentation
   --> Sources/implementation/Asymmetric.swift:110:67-110:67
108 |
109 |             /// Generates a secp256k1 public key from a raw representation.
110 +             /// - Parameter data: A raw representation of the key.
    |                                                                   ╰─suggestion: Document 'format' parameter
111 |             /// - Throws: An error is thrown when the raw representation does not create a public key.
112 |             public init<D: ContiguousBytes>(rawRepresentation data: D, xonly: D, keyParity: Int32, format: secp256k1.Format) {
warning: Parameter 'keyParity' is missing documentation
  --> Sources/implementation/ECDH.swift:25:64-25:64
23 |             ///   - data: A raw representation of the public key as a collection of contiguous bytes.
24 |             ///   - xonly: A raw representation of the xonly key as a collection of contiguous bytes.
25 +             ///   - format: the format of the public key object
   |                   ╰─suggestion: Document 'keyParity' parameter
26 |             public init<D: ContiguousBytes>(rawRepresentation data: D, xonly: D, keyParity: Int32, format: secp256k1.Format) {
27 |                 self.baseKey = PublicKeyImplementation(rawRepresentation: data, xonly: xonly, keyParity: keyParity, format: format)
warning: Parameter 'format' is missing documentation
  --> Sources/implementation/ECDH.swift:52:67-52:67
50 |
51 |             /// Creates a secp256k1 private key for key agreement from a collection of bytes.
52 +             /// - Parameter data: A raw representation of the key.
   |                                                                   ╰─suggestion: Document 'format' parameter
53 |             /// - Throws: An error is thrown when the raw representation does not create a private key for key agreement.
54 |             public init<D: ContiguousBytes>(rawRepresentation data: D, format: secp256k1.Format = .compressed) throws {
warning: Parameter 'derRepresentation' not found in initializer declaration
  --> Sources/implementation/ECDSA.swift:79:25-79:42
77 |
78 |         /// Initializes ECDSASignature from the Compact representation.
79 +         /// - Parameter derRepresentation: A Compact representation of the key as a collection of contiguous bytes.
   |                         ╰─suggestion: Replace 'derRepresentation' with 'compactRepresentation'
80 |         /// - Throws: If there is a failure with parsing the derRepresentation
81 |         public init<D: DataProtocol>(compactRepresentation: D) throws {
warning: Parameter 'compactRepresentation' is missing documentation
  --> Sources/implementation/ECDSA.swift:79:116-79:116
77 |
78 |         /// Initializes ECDSASignature from the Compact representation.
79 +         /// - Parameter derRepresentation: A Compact representation of the key as a collection of contiguous bytes.
   |                                                                                                                    ╰─suggestion: Document 'compactRepresentation' parameter
80 |         /// - Throws: If there is a failure with parsing the derRepresentation
81 |         public init<D: DataProtocol>(compactRepresentation: D) throws {
warning: Parameter 'tag' is missing documentation
  --> Sources/implementation/SHA256.swift:28:48-28:48
26 |
27 |     /// Computes a digest of the data.
28 +     /// - Parameter data: The data to be hashed
   |         ╰─suggestion: Document 'tag' parameter
29 |     /// - Returns: The computed digest
30 |     public static func taggedHash<D: DataProtocol>(tag: [UInt8], data: D) throws -> SHA256Digest {
warning: 'secp256k1_schnorrsig_sign' doesn't exist at '/secp256k1_implementation/secp256k1/Signing/SchnorrSigner/signature(for:)'
  --> Sources/implementation/Schnorr.swift:88:51-88:76
86 |     ///
87 |     /// This function uses SHA256 to create a hash of the variable length the data argument to ensure only 32-byte messages are signed.
88 +     /// Strictly does _not_ follow BIP340. Read ``secp256k1_schnorrsig_sign`` documentation for more info.
89 |     ///
90 |     /// [bitcoin-core/secp256k1](https://github.com/bitcoin-core/secp256k1/blob/master/include/secp256k1_schnorrsig.h#L95L118)
warning: 'secp256k1_schnorrsig_sign' doesn't exist at '/secp256k1_implementation/secp256k1/Signing/SchnorrSigner/signature(for:auxiliaryRand:)'
   --> Sources/implementation/Schnorr.swift:118:51-118:76
116 |     ///
117 |     /// This function uses SHA256 to create a hash of the variable length the data argument to ensure only 32-byte messages are signed.
118 +     /// Strictly does _not_ follow BIP340. Read ``secp256k1_schnorrsig_sign`` documentation for more info.
119 |     ///
120 |     /// [bitcoin-core/secp256k1](https://github.com/bitcoin-core/secp256k1/blob/master/include/secp256k1_schnorrsig.h#L95L118)
warning: 'auxiliaryRand' doesn't exist at '/secp256k1_implementation/secp256k1/Signing/SchnorrSigner/signature(message:auxiliaryRand:)'
   --> Sources/implementation/Schnorr.swift:153:14-153:27
151 |     ///
152 |     /// This function provides the flexibility for creating a Schnorr signature without making assumptions about message object.
153 +     /// If ``auxiliaryRand`` is ``nil`` the ``secp256k1_nonce_function_bip340`` is used.
154 |     ///
155 |     /// [secp256k1_schnorrsig_extraparams](https://github.com/bitcoin-core/secp256k1/blob/master/include/secp256k1_schnorrsig.h#L66L81)
warning: 'nil' doesn't exist at '/secp256k1_implementation/secp256k1/Signing/SchnorrSigner/signature(message:auxiliaryRand:)'
   --> Sources/implementation/Schnorr.swift:153:35-153:38
151 |     ///
152 |     /// This function provides the flexibility for creating a Schnorr signature without making assumptions about message object.
153 +     /// If ``auxiliaryRand`` is ``nil`` the ``secp256k1_nonce_function_bip340`` is used.
154 |     ///
155 |     /// [secp256k1_schnorrsig_extraparams](https://github.com/bitcoin-core/secp256k1/blob/master/include/secp256k1_schnorrsig.h#L66L81)
warning: 'secp256k1_nonce_function_bip340' doesn't exist at '/secp256k1_implementation/secp256k1/Signing/SchnorrSigner/signature(message:auxiliaryRand:)'
   --> Sources/implementation/Schnorr.swift:153:47-153:78
151 |     ///
152 |     /// This function provides the flexibility for creating a Schnorr signature without making assumptions about message object.
153 +     /// If ``auxiliaryRand`` is ``nil`` the ``secp256k1_nonce_function_bip340`` is used.
154 |     ///
155 |     /// [secp256k1_schnorrsig_extraparams](https://github.com/bitcoin-core/secp256k1/blob/master/include/secp256k1_schnorrsig.h#L66L81)
warning: 'secp256k1_schnorrsig_sign' doesn't exist at '/secp256k1_implementation/secp256k1/Signing/SchnorrValidator/isValidSignature(_:for:)'
   --> Sources/implementation/Schnorr.swift:190:51-190:76
188 |     ///
189 |     /// This function uses SHA256 to create a hash of the variable length the data argument to ensure only 32-byte messages are verified.
190 +     /// Strictly does _not_ follow BIP340. Read ``secp256k1_schnorrsig_sign`` documentation for more info.
191 |     ///
192 |     /// [bitcoin-core/secp256k1](https://github.com/bitcoin-core/secp256k1/blob/master/include/secp256k1_schnorrsig.h#L95L118)
warning: Parameter 'format' not found in instance method declaration
   --> Sources/implementation/Tweak.swift:119:11-119:64
117 |     /// - Parameters:
118 |     ///   - tweak: the 32-byte tweak object
119 +     ///   - format: the format of the tweaked `XonlyKey` object
    |           ╰─suggestion: Remove 'format' parameter documentation
120 |     /// - Returns: tweaked `PublicKey` object
121 |     func add(_ tweak: [UInt8]) throws -> Self {
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