Build Information
Successful build of Cassowary, reference master (7de8fe), with Swift 6.4 for Wasm on 16 Sep 2026 15:12:54 UTC.
Swift 6 data race errors: 0
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/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>&1Build Log
========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/tribalworldwidelondon/CassowarySwift.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/tribalworldwidelondon/CassowarySwift
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 7de8fee Optimised orderedDictionary
Cloned https://github.com/tribalworldwidelondon/CassowarySwift.git
Revision (git rev-parse @):
7de8fee8331ad13eabb8de639fab0fde7a8f0d77
SUCCESS checkout https://github.com/tribalworldwidelondon/CassowarySwift.git at master
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.4
Building package at path: $PWD
https://github.com/tribalworldwidelondon/CassowarySwift.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/host -w "$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
Building for debugging...
[Planning deferred tasks]
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:119:16: [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Constraint' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m117 |[0;0m extension Constraint: Hashable {
[0;36m118 |[0;0m /// :nodoc:
[0;36m119 |[0;0m public var hashValue: Int {
[0;36m|[0;0m `- [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Constraint' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m120 |[0;0m // Return a hash 'unique' to this object
[0;36m121 |[0;0m return ObjectIdentifier(self).hashValue
/host/spi-builder-workspace/Sources/Cassowary/Double+Epsilon.swift:37:5: [1;33mwarning: [1;39m'internal' modifier is redundant for property declared in an internal extension[0;0m
[0;36m35 |[0;0m static let epsilon: Double = 1.0e-8
[0;36m36 |[0;0m
[0;36m37 |[0;0m internal var isNearZero: Bool {
[0;36m|[0;0m `- [1;33mwarning: [1;39m'internal' modifier is redundant for property declared in an internal extension[0;0m
[0;36m38 |[0;0m return self < 0.0 ? -self < .epsilon : self < .epsilon
[0;36m39 |[0;0m }
/host/spi-builder-workspace/Sources/Cassowary/Double+Epsilon.swift:41:5: [1;33mwarning: [1;39m'internal' modifier is redundant for instance method declared in an internal extension[0;0m
[0;36m39 |[0;0m }
[0;36m40 |[0;0m
[0;36m41 |[0;0m internal func isApproximately(value: Double) -> Bool {
[0;36m|[0;0m `- [1;33mwarning: [1;39m'internal' modifier is redundant for instance method declared in an internal extension[0;0m
[0;36m42 |[0;0m return abs(self - value) < .epsilon
[0;36m43 |[0;0m }
/host/spi-builder-workspace/Sources/Cassowary/Row.swift:240:16: [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Row' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m238 |[0;0m extension Row: Hashable {
[0;36m239 |[0;0m
[0;36m240 |[0;0m public var hashValue: Int {
[0;36m|[0;0m `- [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Row' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m241 |[0;0m // Return a hash 'unique' to this object
[0;36m242 |[0;0m return ObjectIdentifier(self).hashValue
/host/spi-builder-workspace/Sources/Cassowary/Symbol.swift:66:16: [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Symbol' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m64 |[0;0m extension Symbol: Hashable {
[0;36m65 |[0;0m
[0;36m66 |[0;0m public var hashValue: Int {
[0;36m|[0;0m `- [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Symbol' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m67 |[0;0m // Return a hash 'unique' to this object
[0;36m68 |[0;0m return ObjectIdentifier(self).hashValue
/host/spi-builder-workspace/Sources/Cassowary/Variable.swift:84:16: [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Variable' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m82 |[0;0m extension Variable: Hashable {
[0;36m83 |[0;0m
[0;36m84 |[0;0m public var hashValue: Int {
[0;36m|[0;0m `- [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Variable' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m85 |[0;0m // Return a hash 'unique' to this object
[0;36m86 |[0;0m return ObjectIdentifier(self).hashValue
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
[27 / 35] Cassowary
/host/spi-builder-workspace/Sources/Cassowary/Variable.swift:84:16: [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Variable' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m82 |[0;0m extension Variable: Hashable {
[0;36m83 |[0;0m
[0;36m84 |[0;0m public var hashValue: Int {
[0;36m|[0;0m `- [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Variable' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m85 |[0;0m // Return a hash 'unique' to this object
[0;36m86 |[0;0m return ObjectIdentifier(self).hashValue
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
[32 / 35] Cassowary
/host/spi-builder-workspace/Sources/Cassowary/Symbol.swift:66:16: [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Symbol' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m64 |[0;0m extension Symbol: Hashable {
[0;36m65 |[0;0m
[0;36m66 |[0;0m public var hashValue: Int {
[0;36m|[0;0m `- [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Symbol' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m67 |[0;0m // Return a hash 'unique' to this object
[0;36m68 |[0;0m return ObjectIdentifier(self).hashValue
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
/host/spi-builder-workspace/Sources/Cassowary/Row.swift:240:16: [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Row' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m238 |[0;0m extension Row: Hashable {
[0;36m239 |[0;0m
[0;36m240 |[0;0m public var hashValue: Int {
[0;36m|[0;0m `- [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Row' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m241 |[0;0m // Return a hash 'unique' to this object
[0;36m242 |[0;0m return ObjectIdentifier(self).hashValue
/host/spi-builder-workspace/Sources/Cassowary/Row.swift:148:13: [1;33mwarning: [1;39mvariable 'newCells' was never mutated; consider changing to 'let' constant[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/variable-never-mutated\VariableNeverMutated]8;;\]
[0;36m146 |[0;0m constant = -constant
[0;36m147 |[0;0m
[0;36m148 |[0;0m var newCells = OrderedDictionary<Symbol, Double>()
[0;36m|[0;0m `- [1;33mwarning: [1;39mvariable 'newCells' was never mutated; consider changing to 'let' constant[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/variable-never-mutated\VariableNeverMutated]8;;\]
[0;36m149 |[0;0m
[0;36m150 |[0;0m for symbol in cells.keys {
/host/spi-builder-workspace/Sources/Cassowary/Row.swift:173:13: [1;33mwarning: [1;39mvariable 'newCells' was never mutated; consider changing to 'let' constant[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/variable-never-mutated\VariableNeverMutated]8;;\]
[0;36m171 |[0;0m constant *= coeff
[0;36m172 |[0;0m
[0;36m173 |[0;0m var newCells = OrderedDictionary<Symbol, Double>()
[0;36m|[0;0m `- [1;33mwarning: [1;39mvariable 'newCells' was never mutated; consider changing to 'let' constant[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/variable-never-mutated\VariableNeverMutated]8;;\]
[0;36m174 |[0;0m
[0;36m175 |[0;0m for s in cells.keys {
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
[#VariableNeverMutated]: <https://docs.swift.org/compiler/documentation/diagnostics/variable-never-mutated>
/host/spi-builder-workspace/Sources/Cassowary/Double+Epsilon.swift:37:5: [1;33mwarning: [1;39m'internal' modifier is redundant for property declared in an internal extension[0;0m
[0;36m35 |[0;0m static let epsilon: Double = 1.0e-8
[0;36m36 |[0;0m
[0;36m37 |[0;0m internal var isNearZero: Bool {
[0;36m|[0;0m `- [1;33mwarning: [1;39m'internal' modifier is redundant for property declared in an internal extension[0;0m
[0;36m38 |[0;0m return self < 0.0 ? -self < .epsilon : self < .epsilon
[0;36m39 |[0;0m }
/host/spi-builder-workspace/Sources/Cassowary/Double+Epsilon.swift:41:5: [1;33mwarning: [1;39m'internal' modifier is redundant for instance method declared in an internal extension[0;0m
[0;36m39 |[0;0m }
[0;36m40 |[0;0m
[0;36m41 |[0;0m internal func isApproximately(value: Double) -> Bool {
[0;36m|[0;0m `- [1;33mwarning: [1;39m'internal' modifier is redundant for instance method declared in an internal extension[0;0m
[0;36m42 |[0;0m return abs(self - value) < .epsilon
[0;36m43 |[0;0m }
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:119:16: [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Constraint' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m117 |[0;0m extension Constraint: Hashable {
[0;36m118 |[0;0m /// :nodoc:
[0;36m119 |[0;0m public var hashValue: Int {
[0;36m|[0;0m `- [1;33mwarning: [1;39m'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Constraint' to 'Hashable' by implementing 'hash(into:)' instead[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m120 |[0;0m // Return a hash 'unique' to this object
[0;36m121 |[0;0m return ObjectIdentifier(self).hashValue
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:81:13: [1;33mwarning: [1;39mvariable 'vars' was never mutated; consider changing to 'let' constant[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/variable-never-mutated\VariableNeverMutated]8;;\]
[0;36m79 |[0;0m
[0;36m80 |[0;0m private static func reduce(_ expr: Expression) -> Expression {
[0;36m81 |[0;0m var vars = OrderedDictionary<Variable, Double>()
[0;36m|[0;0m `- [1;33mwarning: [1;39mvariable 'vars' was never mutated; consider changing to 'let' constant[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/variable-never-mutated\VariableNeverMutated]8;;\]
[0;36m82 |[0;0m
[0;36m83 |[0;0m for term in expr.terms {
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
[#VariableNeverMutated]: <https://docs.swift.org/compiler/documentation/diagnostics/variable-never-mutated>
Build complete! (4.89 secs)
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "Cassowary",
"name" : "Cassowary",
"path" : "/host/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "Cassowary",
"targets" : [
"Cassowary"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "CassowaryTests",
"module_type" : "SwiftTarget",
"name" : "CassowaryTests",
"path" : "Tests/CassowaryTests",
"sources" : [
"AssertionHelpers.swift",
"CassowaryTests.swift",
"ConstraintTests.swift",
"Double+EpsilonTests.swift",
"ExpressionTests.swift",
"TermTests.swift",
"VariableTests.swift"
],
"target_dependencies" : [
"Cassowary"
],
"type" : "test"
},
{
"c99name" : "Cassowary",
"module_type" : "SwiftTarget",
"name" : "Cassowary",
"path" : "Sources/Cassowary",
"product_memberships" : [
"Cassowary"
],
"sources" : [
"CassowaryDebugDescription.swift",
"Constraint.swift",
"ConstraintOperators.swift",
"ConstraintOperatorsCGFloat.swift",
"ConstraintOperatorsInt.swift",
"Double+Epsilon.swift",
"Errors.swift",
"Expression.swift",
"OrderedDictionary.swift",
"RelationalOperator.swift",
"Row.swift",
"Solver.swift",
"Strength.swift",
"Symbol.swift",
"Term.swift",
"Variable.swift"
],
"type" : "library"
}
],
"tools_version" : "4.1"
}
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
Done.