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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 cassowary, reference main (553057), with Swift 6.1 for Linux on 27 Apr 2025 20:15:37 UTC.

Swift 6 data race errors: 4

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/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/compnerd/cassowary.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/compnerd/cassowary
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 5530573 gitignore: ignore the default SPM build directory
Cloned https://github.com/compnerd/cassowary.git
Revision (git rev-parse @):
5530573af9b3899143c442a14a7069aa3e5ea33b
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/compnerd/cassowary.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/compnerd/cassowary.git
https://github.com/compnerd/cassowary.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "swift-collections",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "1.1.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-collections.git"
    }
  ],
  "manifest_display_name" : "cassowary",
  "name" : "cassowary",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "cassowary",
      "targets" : [
        "Cassowary"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CassowaryTests",
      "module_type" : "SwiftTarget",
      "name" : "CassowaryTests",
      "path" : "Tests/CassowaryTests",
      "sources" : [
        "CassowaryTests.swift"
      ],
      "target_dependencies" : [
        "Cassowary"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Cassowary",
      "module_type" : "SwiftTarget",
      "name" : "Cassowary",
      "path" : "Sources/Cassowary",
      "product_dependencies" : [
        "OrderedCollections"
      ],
      "product_memberships" : [
        "cassowary"
      ],
      "sources" : [
        "Constraint.swift",
        "Errors.swift",
        "Expression.swift",
        "Row.swift",
        "Solver.swift",
        "Strength.swift",
        "Symbol.swift",
        "Symbolics.swift",
        "Term.swift",
        "Variable.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$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/apple/swift-collections.git
[1/16242] Fetching swift-collections
Fetched https://github.com/apple/swift-collections.git from cache (0.94s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.0.6 (1.42s)
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.0.6
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-24593BA9C3E375BF.txt
[4/50] Emitting module OrderedCollections
[5/56] Compiling OrderedCollections _HashTable+Bucket.swift
[6/56] Compiling OrderedCollections _HashTable+BucketIterator.swift
[7/56] Compiling OrderedCollections _HashTable+Constants.swift
[8/56] Compiling OrderedCollections _HashTable+CustomStringConvertible.swift
[9/56] Compiling OrderedCollections _HashTable+Testing.swift
[10/56] Compiling OrderedCollections _HashTable+UnsafeHandle.swift
[11/56] Compiling OrderedCollections _HashTable.swift
[12/56] Compiling OrderedCollections OrderedDictionary+Elements.swift
[13/56] Compiling OrderedCollections OrderedDictionary+Equatable.swift
[14/56] Compiling OrderedCollections OrderedDictionary+ExpressibleByDictionaryLiteral.swift
[15/56] Compiling OrderedCollections OrderedDictionary+Hashable.swift
[16/56] Compiling OrderedCollections OrderedDictionary+Initializers.swift
[17/56] Compiling OrderedCollections OrderedDictionary+Invariants.swift
[18/56] Compiling OrderedCollections OrderedDictionary+Partial MutableCollection.swift
[19/56] Compiling OrderedCollections _Hashtable+Header.swift
[20/56] Compiling OrderedCollections OrderedDictionary+Codable.swift
[21/56] Compiling OrderedCollections OrderedDictionary+CustomDebugStringConvertible.swift
[22/56] Compiling OrderedCollections OrderedDictionary+CustomReflectable.swift
[23/56] Compiling OrderedCollections OrderedDictionary+CustomStringConvertible.swift
[24/56] Compiling OrderedCollections OrderedDictionary+Deprecations.swift
[25/56] Compiling OrderedCollections OrderedDictionary+Elements+SubSequence.swift
[26/56] Compiling OrderedCollections OrderedSet+CustomReflectable.swift
[27/56] Compiling OrderedCollections OrderedSet+CustomStringConvertible.swift
[28/56] Compiling OrderedCollections OrderedSet+Diffing.swift
[29/56] Compiling OrderedCollections OrderedSet+Equatable.swift
[30/56] Compiling OrderedCollections OrderedSet+ExpressibleByArrayLiteral.swift
[31/56] Compiling OrderedCollections OrderedSet+Hashable.swift
[32/56] Compiling OrderedCollections OrderedSet+Partial SetAlgebra+Operations.swift
[33/56] Compiling OrderedCollections OrderedSet+Partial SetAlgebra+Predicates.swift
[34/56] Compiling OrderedCollections OrderedSet+RandomAccessCollection.swift
[35/56] Compiling OrderedCollections OrderedSet+ReserveCapacity.swift
[36/56] Compiling OrderedCollections OrderedSet+Sendable.swift
[37/56] Compiling OrderedCollections OrderedSet+SubSequence.swift
[38/56] Compiling OrderedCollections OrderedDictionary+Partial RangeReplaceableCollection.swift
[39/56] Compiling OrderedCollections OrderedDictionary+Sendable.swift
[40/56] Compiling OrderedCollections OrderedDictionary+Sequence.swift
[41/56] Compiling OrderedCollections OrderedDictionary+Values.swift
[42/56] Compiling OrderedCollections OrderedDictionary.swift
[43/56] Compiling OrderedCollections OrderedSet+Codable.swift
[44/56] Compiling OrderedCollections OrderedSet+CustomDebugStringConvertible.swift
[45/56] Compiling OrderedCollections OrderedSet+Initializers.swift
[46/56] Compiling OrderedCollections OrderedSet+Insertions.swift
[47/56] Compiling OrderedCollections OrderedSet+Invariants.swift
[48/56] Compiling OrderedCollections OrderedSet+Partial MutableCollection.swift
[49/56] Compiling OrderedCollections OrderedSet+Partial RangeReplaceableCollection.swift
[50/56] Compiling OrderedCollections OrderedSet+Partial SetAlgebra+Basics.swift
[51/56] Compiling OrderedCollections OrderedSet+Testing.swift
[52/56] Compiling OrderedCollections OrderedSet+UnorderedView.swift
[53/56] Compiling OrderedCollections OrderedSet+UnstableInternals.swift
[54/56] Compiling OrderedCollections OrderedSet.swift
[55/56] Compiling OrderedCollections RandomAccessCollection+Offsets.swift
[56/56] Compiling OrderedCollections _UnsafeBitset.swift
[58/67] Compiling Cassowary Term.swift
[59/68] Compiling Cassowary Variable.swift
[60/68] Compiling Cassowary Strength.swift
[61/68] Compiling Cassowary Symbol.swift
/host/spi-builder-workspace/Sources/Cassowary/Symbol.swift:27:14: warning: static property 'invalid' is not concurrency-safe because non-'Sendable' type 'Symbol' may have shared mutable state; this is an error in the Swift 6 language mode
12 | }
13 |
14 | public struct Symbol {
   |               `- note: consider making struct 'Symbol' conform to the 'Sendable' protocol
15 |   public typealias ID = UInt64
16 |
   :
25 |
26 | extension Symbol {
27 |   static let invalid: Symbol = Symbol(.invalid, 0)
   |              |- warning: static property 'invalid' is not concurrency-safe because non-'Sendable' type 'Symbol' may have shared mutable state; this is an error in the Swift 6 language mode
   |              |- note: add '@MainActor' to make static property 'invalid' part of global actor 'MainActor'
   |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
28 | }
29 |
[62/68] Compiling Cassowary Symbolics.swift
[63/68] Compiling Cassowary Expression.swift
/host/spi-builder-workspace/Sources/Cassowary/Expression.swift:5:1: warning: using '@_implementationOnly' without enabling library evolution for 'Cassowary' may lead to instability during execution
 3 |
 4 | @_implementationOnly
 5 | import OrderedCollections
   | `- warning: using '@_implementationOnly' without enabling library evolution for 'Cassowary' may lead to instability during execution
 6 |
 7 | /// An expression is a linear combination of terms and a constant.
/host/spi-builder-workspace/Sources/Cassowary/Row.swift:5:1: warning: using '@_implementationOnly' without enabling library evolution for 'Cassowary' may lead to instability during execution
  3 |
  4 | @_implementationOnly
  5 | import OrderedCollections
    | `- warning: using '@_implementationOnly' without enabling library evolution for 'Cassowary' may lead to instability during execution
  6 |
  7 | internal final class Row {
[64/68] Compiling Cassowary Row.swift
/host/spi-builder-workspace/Sources/Cassowary/Expression.swift:5:1: warning: using '@_implementationOnly' without enabling library evolution for 'Cassowary' may lead to instability during execution
 3 |
 4 | @_implementationOnly
 5 | import OrderedCollections
   | `- warning: using '@_implementationOnly' without enabling library evolution for 'Cassowary' may lead to instability during execution
 6 |
 7 | /// An expression is a linear combination of terms and a constant.
/host/spi-builder-workspace/Sources/Cassowary/Row.swift:5:1: warning: using '@_implementationOnly' without enabling library evolution for 'Cassowary' may lead to instability during execution
  3 |
  4 | @_implementationOnly
  5 | import OrderedCollections
    | `- warning: using '@_implementationOnly' without enabling library evolution for 'Cassowary' may lead to instability during execution
  6 |
  7 | internal final class Row {
[65/68] Compiling Cassowary Constraint.swift
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:6:15: warning: stored property 'constraint' of 'Sendable'-conforming struct 'UnsatisfiableConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
 4 | /// The constraint cannot be satisfied.
 5 | public struct UnsatisfiableConstraint: Error {
 6 |   private let constraint: Constraint
   |               `- warning: stored property 'constraint' of 'Sendable'-conforming struct 'UnsatisfiableConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
 7 |   public init(_ constraint: Constraint) {
 8 |     self.constraint = constraint
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:13:20: note: class 'Constraint' does not conform to the 'Sendable' protocol
11 |
12 | /// Describes a constraint over variables in the system.
13 | public final class Constraint {
   |                    `- note: class 'Constraint' does not conform to the 'Sendable' protocol
14 |   /// The expression that is constrained.
15 |   public let expression: Expression
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:22:15: warning: stored property 'constraint' of 'Sendable'-conforming struct 'UnknownConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
20 | /// The constraint is not currently in the system.
21 | public struct UnknownConstraint: Error {
22 |   private let constraint: Constraint
   |               `- warning: stored property 'constraint' of 'Sendable'-conforming struct 'UnknownConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
23 |   public init(_ constraint: Constraint) {
24 |     self.constraint = constraint
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:13:20: note: class 'Constraint' does not conform to the 'Sendable' protocol
11 |
12 | /// Describes a constraint over variables in the system.
13 | public final class Constraint {
   |                    `- note: class 'Constraint' does not conform to the 'Sendable' protocol
14 |   /// The expression that is constrained.
15 |   public let expression: Expression
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:38:15: warning: stored property 'constraint' of 'Sendable'-conforming struct 'DuplicateConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
36 | /// The constraint is already in the system.
37 | public struct DuplicateConstraint: Error {
38 |   private let constraint: Constraint
   |               `- warning: stored property 'constraint' of 'Sendable'-conforming struct 'DuplicateConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
39 |   public init(_ constraint: Constraint) {
40 |     self.constraint = constraint
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:13:20: note: class 'Constraint' does not conform to the 'Sendable' protocol
11 |
12 | /// Describes a constraint over variables in the system.
13 | public final class Constraint {
   |                    `- note: class 'Constraint' does not conform to the 'Sendable' protocol
14 |   /// The expression that is constrained.
15 |   public let expression: Expression
[66/68] Compiling Cassowary Errors.swift
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:6:15: warning: stored property 'constraint' of 'Sendable'-conforming struct 'UnsatisfiableConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
 4 | /// The constraint cannot be satisfied.
 5 | public struct UnsatisfiableConstraint: Error {
 6 |   private let constraint: Constraint
   |               `- warning: stored property 'constraint' of 'Sendable'-conforming struct 'UnsatisfiableConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
 7 |   public init(_ constraint: Constraint) {
 8 |     self.constraint = constraint
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:13:20: note: class 'Constraint' does not conform to the 'Sendable' protocol
11 |
12 | /// Describes a constraint over variables in the system.
13 | public final class Constraint {
   |                    `- note: class 'Constraint' does not conform to the 'Sendable' protocol
14 |   /// The expression that is constrained.
15 |   public let expression: Expression
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:22:15: warning: stored property 'constraint' of 'Sendable'-conforming struct 'UnknownConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
20 | /// The constraint is not currently in the system.
21 | public struct UnknownConstraint: Error {
22 |   private let constraint: Constraint
   |               `- warning: stored property 'constraint' of 'Sendable'-conforming struct 'UnknownConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
23 |   public init(_ constraint: Constraint) {
24 |     self.constraint = constraint
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:13:20: note: class 'Constraint' does not conform to the 'Sendable' protocol
11 |
12 | /// Describes a constraint over variables in the system.
13 | public final class Constraint {
   |                    `- note: class 'Constraint' does not conform to the 'Sendable' protocol
14 |   /// The expression that is constrained.
15 |   public let expression: Expression
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:38:15: warning: stored property 'constraint' of 'Sendable'-conforming struct 'DuplicateConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
36 | /// The constraint is already in the system.
37 | public struct DuplicateConstraint: Error {
38 |   private let constraint: Constraint
   |               `- warning: stored property 'constraint' of 'Sendable'-conforming struct 'DuplicateConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
39 |   public init(_ constraint: Constraint) {
40 |     self.constraint = constraint
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:13:20: note: class 'Constraint' does not conform to the 'Sendable' protocol
11 |
12 | /// Describes a constraint over variables in the system.
13 | public final class Constraint {
   |                    `- note: class 'Constraint' does not conform to the 'Sendable' protocol
14 |   /// The expression that is constrained.
15 |   public let expression: Expression
[67/68] Emitting module Cassowary
/host/spi-builder-workspace/Sources/Cassowary/Expression.swift:5:1: warning: using '@_implementationOnly' without enabling library evolution for 'Cassowary' may lead to instability during execution
 3 |
 4 | @_implementationOnly
 5 | import OrderedCollections
   | `- warning: using '@_implementationOnly' without enabling library evolution for 'Cassowary' may lead to instability during execution
 6 |
 7 | /// An expression is a linear combination of terms and a constant.
/host/spi-builder-workspace/Sources/Cassowary/Row.swift:5:1: warning: using '@_implementationOnly' without enabling library evolution for 'Cassowary' may lead to instability during execution
  3 |
  4 | @_implementationOnly
  5 | import OrderedCollections
    | `- warning: using '@_implementationOnly' without enabling library evolution for 'Cassowary' may lead to instability during execution
  6 |
  7 | internal final class Row {
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:6:15: warning: stored property 'constraint' of 'Sendable'-conforming struct 'UnsatisfiableConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
 4 | /// The constraint cannot be satisfied.
 5 | public struct UnsatisfiableConstraint: Error {
 6 |   private let constraint: Constraint
   |               `- warning: stored property 'constraint' of 'Sendable'-conforming struct 'UnsatisfiableConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
 7 |   public init(_ constraint: Constraint) {
 8 |     self.constraint = constraint
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:13:20: note: class 'Constraint' does not conform to the 'Sendable' protocol
11 |
12 | /// Describes a constraint over variables in the system.
13 | public final class Constraint {
   |                    `- note: class 'Constraint' does not conform to the 'Sendable' protocol
14 |   /// The expression that is constrained.
15 |   public let expression: Expression
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:22:15: warning: stored property 'constraint' of 'Sendable'-conforming struct 'UnknownConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
20 | /// The constraint is not currently in the system.
21 | public struct UnknownConstraint: Error {
22 |   private let constraint: Constraint
   |               `- warning: stored property 'constraint' of 'Sendable'-conforming struct 'UnknownConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
23 |   public init(_ constraint: Constraint) {
24 |     self.constraint = constraint
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:13:20: note: class 'Constraint' does not conform to the 'Sendable' protocol
11 |
12 | /// Describes a constraint over variables in the system.
13 | public final class Constraint {
   |                    `- note: class 'Constraint' does not conform to the 'Sendable' protocol
14 |   /// The expression that is constrained.
15 |   public let expression: Expression
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:38:15: warning: stored property 'constraint' of 'Sendable'-conforming struct 'DuplicateConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
36 | /// The constraint is already in the system.
37 | public struct DuplicateConstraint: Error {
38 |   private let constraint: Constraint
   |               `- warning: stored property 'constraint' of 'Sendable'-conforming struct 'DuplicateConstraint' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
39 |   public init(_ constraint: Constraint) {
40 |     self.constraint = constraint
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:13:20: note: class 'Constraint' does not conform to the 'Sendable' protocol
11 |
12 | /// Describes a constraint over variables in the system.
13 | public final class Constraint {
   |                    `- note: class 'Constraint' does not conform to the 'Sendable' protocol
14 |   /// The expression that is constrained.
15 |   public let expression: Expression
/host/spi-builder-workspace/Sources/Cassowary/Symbol.swift:27:14: warning: static property 'invalid' is not concurrency-safe because non-'Sendable' type 'Symbol' may have shared mutable state; this is an error in the Swift 6 language mode
12 | }
13 |
14 | public struct Symbol {
   |               `- note: consider making struct 'Symbol' conform to the 'Sendable' protocol
15 |   public typealias ID = UInt64
16 |
   :
25 |
26 | extension Symbol {
27 |   static let invalid: Symbol = Symbol(.invalid, 0)
   |              |- warning: static property 'invalid' is not concurrency-safe because non-'Sendable' type 'Symbol' may have shared mutable state; this is an error in the Swift 6 language mode
   |              |- note: add '@MainActor' to make static property 'invalid' part of global actor 'MainActor'
   |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
28 | }
29 |
[68/68] Compiling Cassowary Solver.swift
Build complete! (6.66s)
Build complete.
{
  "dependencies" : [
    {
      "identity" : "swift-collections",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.0.0",
            "upper_bound" : "1.1.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-collections.git"
    }
  ],
  "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" : [
        "CassowaryTests.swift"
      ],
      "target_dependencies" : [
        "Cassowary"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Cassowary",
      "module_type" : "SwiftTarget",
      "name" : "Cassowary",
      "path" : "Sources/Cassowary",
      "product_dependencies" : [
        "OrderedCollections"
      ],
      "product_memberships" : [
        "cassowary"
      ],
      "sources" : [
        "Constraint.swift",
        "Errors.swift",
        "Expression.swift",
        "Row.swift",
        "Solver.swift",
        "Strength.swift",
        "Symbol.swift",
        "Symbolics.swift",
        "Term.swift",
        "Variable.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
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.