Swift Package IndexBuild Information
Failed to build Combinatorics, reference master (3c5d67), with Swift 6.1 for Linux on 26 Apr 2025 01:24:37 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/dankogai/swift-combinatorics.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/dankogai/swift-combinatorics
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 3c5d670 update xcode to 12
Cloned https://github.com/dankogai/swift-combinatorics.git
Revision (git rev-parse @):
3c5d670f7dd57ee985c31de3e28641be1d958007
SUCCESS checkout https://github.com/dankogai/swift-combinatorics.git at master
========================================
Build
========================================
Selected platform: linux
Swift version: 6.1
Building package at path: $PWD
https://github.com/dankogai/swift-combinatorics.git
https://github.com/dankogai/swift-combinatorics.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
"dependencies" : [
],
"manifest_display_name" : "Combinatorics",
"name" : "Combinatorics",
"path" : "/host/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "Combinatorics",
"targets" : [
"Combinatorics"
],
"type" : {
"library" : [
"dynamic"
]
}
}
],
"targets" : [
{
"c99name" : "CombinatoricsTests",
"module_type" : "SwiftTarget",
"name" : "CombinatoricsTests",
"path" : "Tests/CombinatoricsTests",
"sources" : [
"CombinatoricsTests.swift",
"XCTestManifests.swift"
],
"target_dependencies" : [
"Combinatorics"
],
"type" : "test"
},
{
"c99name" : "Combinatorics",
"module_type" : "SwiftTarget",
"name" : "Combinatorics",
"path" : "Sources/Combinatorics",
"product_memberships" : [
"Combinatorics"
],
"sources" : [
"Combinatorics.swift"
],
"type" : "library"
}
],
"tools_version" : "4.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$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
Building for debugging...
[0/5] Write sources
[1/5] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/7] Emitting module Combinatorics
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:82:19: error: type 'CombinatoricsIndex<Index>.Permutation<SubElement>' does not conform to protocol 'Sequence'
80 | public struct CombinatoricsIndex<Index:SignedInteger> {
81 | /// permutation
82 | public struct Permutation<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.Permutation<SubElement>' does not conform to protocol 'Sequence'
83 | public let seed:[SubElement] // immutable
84 | public let size:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Permutation<SubElement>' if 'CombinatoricsIndex<Index>.Permutation<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Permutation<SubElement>' if 'CombinatoricsIndex<Index>.Permutation<SubElement>' conformed to 'IteratorProtocol'
3 |
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:107:19: error: type 'CombinatoricsIndex<Index>.Combination<SubElement>' does not conform to protocol 'Sequence'
105 | }
106 | /// combination
107 | public struct Combination<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.Combination<SubElement>' does not conform to protocol 'Sequence'
108 | public let seed:[SubElement] // immutable
109 | public let size:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Combination<SubElement>' if 'CombinatoricsIndex<Index>.Combination<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Combination<SubElement>' if 'CombinatoricsIndex<Index>.Combination<SubElement>' conformed to 'IteratorProtocol'
3 |
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:127:19: error: type 'CombinatoricsIndex<Index>.BaseN<SubElement>' does not conform to protocol 'Sequence'
125 | }
126 | /// BaseN
127 | public struct BaseN<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.BaseN<SubElement>' does not conform to protocol 'Sequence'
128 | public let seed:[SubElement] // immutable
129 | public let size:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.BaseN<SubElement>' if 'CombinatoricsIndex<Index>.BaseN<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.BaseN<SubElement>' if 'CombinatoricsIndex<Index>.BaseN<SubElement>' conformed to 'IteratorProtocol'
3 |
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:148:19: error: type 'CombinatoricsIndex<Index>.PowerSet<SubElement>' does not conform to protocol 'Sequence'
146 | }
147 | /// Power Set
148 | public struct PowerSet<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.PowerSet<SubElement>' does not conform to protocol 'Sequence'
149 | public let seed:[SubElement] // immutable
150 | public let count:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.PowerSet<SubElement>' if 'CombinatoricsIndex<Index>.PowerSet<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.PowerSet<SubElement>' if 'CombinatoricsIndex<Index>.PowerSet<SubElement>' conformed to 'IteratorProtocol'
3 |
[4/7] Compiling Combinatorics Combinatorics.swift
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:82:19: error: type 'CombinatoricsIndex<Index>.Permutation<SubElement>' does not conform to protocol 'Sequence'
80 | public struct CombinatoricsIndex<Index:SignedInteger> {
81 | /// permutation
82 | public struct Permutation<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.Permutation<SubElement>' does not conform to protocol 'Sequence'
83 | public let seed:[SubElement] // immutable
84 | public let size:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Permutation<SubElement>' if 'CombinatoricsIndex<Index>.Permutation<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Permutation<SubElement>' if 'CombinatoricsIndex<Index>.Permutation<SubElement>' conformed to 'IteratorProtocol'
3 |
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:107:19: error: type 'CombinatoricsIndex<Index>.Combination<SubElement>' does not conform to protocol 'Sequence'
105 | }
106 | /// combination
107 | public struct Combination<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.Combination<SubElement>' does not conform to protocol 'Sequence'
108 | public let seed:[SubElement] // immutable
109 | public let size:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Combination<SubElement>' if 'CombinatoricsIndex<Index>.Combination<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Combination<SubElement>' if 'CombinatoricsIndex<Index>.Combination<SubElement>' conformed to 'IteratorProtocol'
3 |
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:127:19: error: type 'CombinatoricsIndex<Index>.BaseN<SubElement>' does not conform to protocol 'Sequence'
125 | }
126 | /// BaseN
127 | public struct BaseN<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.BaseN<SubElement>' does not conform to protocol 'Sequence'
128 | public let seed:[SubElement] // immutable
129 | public let size:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.BaseN<SubElement>' if 'CombinatoricsIndex<Index>.BaseN<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.BaseN<SubElement>' if 'CombinatoricsIndex<Index>.BaseN<SubElement>' conformed to 'IteratorProtocol'
3 |
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:148:19: error: type 'CombinatoricsIndex<Index>.PowerSet<SubElement>' does not conform to protocol 'Sequence'
146 | }
147 | /// Power Set
148 | public struct PowerSet<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.PowerSet<SubElement>' does not conform to protocol 'Sequence'
149 | public let seed:[SubElement] // immutable
150 | public let count:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.PowerSet<SubElement>' if 'CombinatoricsIndex<Index>.PowerSet<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.PowerSet<SubElement>' if 'CombinatoricsIndex<Index>.PowerSet<SubElement>' conformed to 'IteratorProtocol'
3 |
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 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
[0/1] Planning build
Building for debugging...
[0/4] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[2/6] Emitting module Combinatorics
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:82:19: error: type 'CombinatoricsIndex<Index>.Permutation<SubElement>' does not conform to protocol 'Sequence'
80 | public struct CombinatoricsIndex<Index:SignedInteger> {
81 | /// permutation
82 | public struct Permutation<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.Permutation<SubElement>' does not conform to protocol 'Sequence'
83 | public let seed:[SubElement] // immutable
84 | public let size:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Permutation<SubElement>' if 'CombinatoricsIndex<Index>.Permutation<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Permutation<SubElement>' if 'CombinatoricsIndex<Index>.Permutation<SubElement>' conformed to 'IteratorProtocol'
3 |
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:107:19: error: type 'CombinatoricsIndex<Index>.Combination<SubElement>' does not conform to protocol 'Sequence'
105 | }
106 | /// combination
107 | public struct Combination<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.Combination<SubElement>' does not conform to protocol 'Sequence'
108 | public let seed:[SubElement] // immutable
109 | public let size:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Combination<SubElement>' if 'CombinatoricsIndex<Index>.Combination<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Combination<SubElement>' if 'CombinatoricsIndex<Index>.Combination<SubElement>' conformed to 'IteratorProtocol'
3 |
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:127:19: error: type 'CombinatoricsIndex<Index>.BaseN<SubElement>' does not conform to protocol 'Sequence'
125 | }
126 | /// BaseN
127 | public struct BaseN<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.BaseN<SubElement>' does not conform to protocol 'Sequence'
128 | public let seed:[SubElement] // immutable
129 | public let size:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.BaseN<SubElement>' if 'CombinatoricsIndex<Index>.BaseN<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.BaseN<SubElement>' if 'CombinatoricsIndex<Index>.BaseN<SubElement>' conformed to 'IteratorProtocol'
3 |
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:148:19: error: type 'CombinatoricsIndex<Index>.PowerSet<SubElement>' does not conform to protocol 'Sequence'
146 | }
147 | /// Power Set
148 | public struct PowerSet<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.PowerSet<SubElement>' does not conform to protocol 'Sequence'
149 | public let seed:[SubElement] // immutable
150 | public let count:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.PowerSet<SubElement>' if 'CombinatoricsIndex<Index>.PowerSet<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.PowerSet<SubElement>' if 'CombinatoricsIndex<Index>.PowerSet<SubElement>' conformed to 'IteratorProtocol'
3 |
[3/6] Compiling Combinatorics Combinatorics.swift
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:82:19: error: type 'CombinatoricsIndex<Index>.Permutation<SubElement>' does not conform to protocol 'Sequence'
80 | public struct CombinatoricsIndex<Index:SignedInteger> {
81 | /// permutation
82 | public struct Permutation<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.Permutation<SubElement>' does not conform to protocol 'Sequence'
83 | public let seed:[SubElement] // immutable
84 | public let size:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Permutation<SubElement>' if 'CombinatoricsIndex<Index>.Permutation<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Permutation<SubElement>' if 'CombinatoricsIndex<Index>.Permutation<SubElement>' conformed to 'IteratorProtocol'
3 |
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:107:19: error: type 'CombinatoricsIndex<Index>.Combination<SubElement>' does not conform to protocol 'Sequence'
105 | }
106 | /// combination
107 | public struct Combination<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.Combination<SubElement>' does not conform to protocol 'Sequence'
108 | public let seed:[SubElement] // immutable
109 | public let size:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Combination<SubElement>' if 'CombinatoricsIndex<Index>.Combination<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.Combination<SubElement>' if 'CombinatoricsIndex<Index>.Combination<SubElement>' conformed to 'IteratorProtocol'
3 |
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:127:19: error: type 'CombinatoricsIndex<Index>.BaseN<SubElement>' does not conform to protocol 'Sequence'
125 | }
126 | /// BaseN
127 | public struct BaseN<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.BaseN<SubElement>' does not conform to protocol 'Sequence'
128 | public let seed:[SubElement] // immutable
129 | public let size:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.BaseN<SubElement>' if 'CombinatoricsIndex<Index>.BaseN<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.BaseN<SubElement>' if 'CombinatoricsIndex<Index>.BaseN<SubElement>' conformed to 'IteratorProtocol'
3 |
/host/spi-builder-workspace/Sources/Combinatorics/Combinatorics.swift:148:19: error: type 'CombinatoricsIndex<Index>.PowerSet<SubElement>' does not conform to protocol 'Sequence'
146 | }
147 | /// Power Set
148 | public struct PowerSet<SubElement> : CombinatoricsType, Sequence {
| `- error: type 'CombinatoricsIndex<Index>.PowerSet<SubElement>' does not conform to protocol 'Sequence'
149 | public let seed:[SubElement] // immutable
150 | public let count:Index
Swift.Sequence.Iterator:2:16: note: unable to infer associated type 'Iterator' for protocol 'Sequence'
1 | protocol Sequence {
2 | associatedtype Iterator : IteratorProtocol}
| `- note: unable to infer associated type 'Iterator' for protocol 'Sequence'
3 |
Swift.Sequence.makeIterator:2:36: note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.PowerSet<SubElement>' if 'CombinatoricsIndex<Index>.PowerSet<SubElement>' conformed to 'IteratorProtocol'
1 | protocol Sequence {
2 | @inlinable public __consuming func makeIterator() -> Self}
| `- note: candidate would match and infer 'Iterator' = 'CombinatoricsIndex<Index>.PowerSet<SubElement>' if 'CombinatoricsIndex<Index>.PowerSet<SubElement>' conformed to 'IteratorProtocol'
3 |
BUILD FAILURE 6.1 linux