PayPal – Build Information – Swift Package Index

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

Build Information

Failed to build PayPal with Swift 5.10 for Linux.

Build Command

bash -c docker run --rm -v "checkouts-4606859-0":/host -w "$workDir" registry.gitlab.com/finestructure/spi-images:basic-5.10-latest swift build 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.29.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/skelpo/paypal.git
Reference: 0.3.2
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/skelpo/paypal
 * tag               0.3.2      -> FETCH_HEAD
HEAD is now at 54e8cf3 Merge pull request #9 from skelpo/develop
Cloned https://github.com/skelpo/paypal.git
Revision (git rev-parse @):
54e8cf3b6e0e28789b3e27af7737893c30b95176
SUCCESS checkout https://github.com/skelpo/paypal.git at 0.3.2
========================================
Build
========================================
Selected platform:         linux
Swift version:             5.10
Building package at path:  $workDir
https://github.com/skelpo/paypal.git
Running build ...
bash -c docker run --rm -v "checkouts-4606859-0":/host -w "$workDir" registry.gitlab.com/finestructure/spi-images:basic-5.10-latest swift build 2>&1
Fetching https://github.com/vapor/database-kit.git
Fetching https://github.com/apple/swift-nio-ssl.git
Fetching https://github.com/vapor/template-kit.git
Fetching https://github.com/vapor/routing.git
Fetching https://github.com/vapor/core.git
Fetching https://github.com/apple/swift-nio.git
[1/1282] Fetching template-kit
[1283/2463] Fetching template-kit, database-kit
[2287/22606] Fetching template-kit, database-kit, core
[3069/43274] Fetching template-kit, database-kit, core, routing
[34494/55421] Fetching template-kit, database-kit, core, routing, swift-nio-ssl
[50199/119860] Fetching template-kit, database-kit, core, routing, swift-nio-ssl, swift-nio
Fetched https://github.com/apple/swift-nio-ssl.git from cache (1.31s)
Fetching https://github.com/vapor/multipart.git
[60673/107713] Fetching template-kit, database-kit, core, routing, swift-nio
[64540/109413] Fetching template-kit, database-kit, core, routing, swift-nio, multipart
Fetched https://github.com/vapor/multipart.git from cache (1.37s)
Fetching https://github.com/vapor/console.git
[1/5278] Fetching console
Fetched https://github.com/vapor/console.git from cache (0.35s)
Fetching https://github.com/vapor/url-encoded-form.git
[1/381] Fetching url-encoded-form
Fetched https://github.com/vapor/url-encoded-form.git from cache (0.25s)
Fetching https://github.com/skelpo/Countries.git
[1/274] Fetching countries
Fetched https://github.com/skelpo/Countries.git from cache (0.81s)
Fetching https://github.com/skelpo/Failable.git
Fetched https://github.com/vapor/database-kit.git from cache (4.11s)
Fetching https://github.com/vapor/validation.git
Fetched https://github.com/vapor/template-kit.git from cache (4.11s)
Fetching https://github.com/apple/swift-nio-zlib-support.git
Fetched https://github.com/vapor/routing.git from cache (4.13s)
Fetching https://github.com/vapor/crypto.git
Fetched https://github.com/vapor/core.git from cache (4.13s)
Fetching https://github.com/vapor/service.git
Fetched https://github.com/apple/swift-nio.git from cache (4.21s)
Fetching https://github.com/skelpo/JSON.git
[1/746] Fetching failable
[486/761] Fetching failable, swift-nio-zlib-support
[762/1680] Fetching failable, swift-nio-zlib-support, service
[1038/4466] Fetching failable, swift-nio-zlib-support, service, crypto
[4467/5045] Fetching failable, swift-nio-zlib-support, service, crypto, validation
[5046/6368] Fetching failable, swift-nio-zlib-support, service, crypto, validation, json
Fetched https://github.com/apple/swift-nio-zlib-support.git from cache (0.28s)
[5348/6353] Fetching failable, service, crypto, validation, json
Fetching https://github.com/vapor/http.git
Fetched https://github.com/vapor/service.git from cache (0.27s)
Fetched https://github.com/skelpo/Failable.git from cache (0.31s)
Fetching https://github.com/twostraws/Cgd.git
Fetching https://github.com/apple/swift-nio-ssl-support.git
Fetched https://github.com/vapor/crypto.git from cache (0.27s)
Fetching https://github.com/vapor/websocket.git
[1241/1902] Fetching validation, json
Fetched https://github.com/vapor/validation.git from cache (0.31s)
Fetching https://github.com/vapor/vapor.git
[688/1323] Fetching json
Fetched https://github.com/skelpo/JSON.git from cache (0.32s)
Fetching https://github.com/twostraws/SwiftGD.git
[1/20] Fetching cgd
[21/25487] Fetching cgd, http
[2059/27898] Fetching cgd, http, websocket
[3027/27914] Fetching cgd, http, websocket, swift-nio-ssl-support
Fetched https://github.com/twostraws/Cgd.git from cache (0.24s)
Fetched https://github.com/apple/swift-nio-ssl-support.git from cache (0.24s)
[7760/27878] Fetching http, websocket
Fetched https://github.com/vapor/websocket.git from cache (0.27s)
[8914/25467] Fetching http
[9934/25899] Fetching http, swiftgd
Fetched https://github.com/twostraws/SwiftGD.git from cache (0.18s)
[15535/25467] Fetching http
[25468/92744] Fetching http, vapor
Fetched https://github.com/vapor/http.git from cache (0.76s)
[13456/67277] Fetching vapor
Fetched https://github.com/vapor/vapor.git from cache (1.70s)
Computing version for https://github.com/twostraws/SwiftGD.git
Computed https://github.com/twostraws/SwiftGD.git at 2.2.0 (1.03s)
Computing version for https://github.com/skelpo/JSON.git
Computed https://github.com/skelpo/JSON.git at 0.13.1 (0.38s)
Computing version for https://github.com/vapor/vapor.git
Computed https://github.com/vapor/vapor.git at 3.1.1 (0.41s)
Computing version for https://github.com/skelpo/Failable.git
Computed https://github.com/skelpo/Failable.git at 0.3.0 (0.38s)
Computing version for https://github.com/skelpo/Countries.git
Computed https://github.com/skelpo/Countries.git at 0.9.1 (0.38s)
Computing version for https://github.com/twostraws/Cgd.git
Computed https://github.com/twostraws/Cgd.git at 0.2.0 (0.37s)
Computing version for https://github.com/vapor/websocket.git
Computed https://github.com/vapor/websocket.git at 1.1.1 (0.39s)
Computing version for https://github.com/vapor/validation.git
Computed https://github.com/vapor/validation.git at 2.1.1 (0.38s)
Computing version for https://github.com/vapor/url-encoded-form.git
Computed https://github.com/vapor/url-encoded-form.git at 1.0.5 (0.38s)
Computing version for https://github.com/vapor/template-kit.git
Computed https://github.com/vapor/template-kit.git at 1.1.1 (0.38s)
Computing version for https://github.com/vapor/service.git
Computed https://github.com/vapor/service.git at 1.0.0 (0.38s)
Computing version for https://github.com/vapor/routing.git
Computed https://github.com/vapor/routing.git at 3.0.1 (0.38s)
Computing version for https://github.com/vapor/multipart.git
Computed https://github.com/vapor/multipart.git at 3.0.2 (0.39s)
Computing version for https://github.com/vapor/http.git
Computed https://github.com/vapor/http.git at 3.1.6 (0.39s)
Computing version for https://github.com/vapor/database-kit.git
Computed https://github.com/vapor/database-kit.git at 1.3.2 (0.39s)
Computing version for https://github.com/vapor/crypto.git
Computed https://github.com/vapor/crypto.git at 3.3.1 (0.40s)
Computing version for https://github.com/vapor/core.git
Computed https://github.com/vapor/core.git at 3.5.0 (0.40s)
Computing version for https://github.com/vapor/console.git
Computed https://github.com/vapor/console.git at 3.1.0 (0.40s)
Computing version for https://github.com/apple/swift-nio-ssl.git
Computed https://github.com/apple/swift-nio-ssl.git at 1.4.0 (0.39s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 1.12.1 (0.44s)
Computing version for https://github.com/apple/swift-nio-ssl-support.git
Computed https://github.com/apple/swift-nio-ssl-support.git at 1.0.0 (0.38s)
Computing version for https://github.com/apple/swift-nio-zlib-support.git
Computed https://github.com/apple/swift-nio-zlib-support.git at 1.0.0 (0.36s)
Creating working copy for https://github.com/vapor/routing.git
Working copy of https://github.com/vapor/routing.git resolved at 3.0.1
Creating working copy for https://github.com/twostraws/Cgd.git
Working copy of https://github.com/twostraws/Cgd.git resolved at 0.2.0
Creating working copy for https://github.com/vapor/multipart.git
Working copy of https://github.com/vapor/multipart.git resolved at 3.0.2
Creating working copy for https://github.com/vapor/validation.git
Working copy of https://github.com/vapor/validation.git resolved at 2.1.1
Creating working copy for https://github.com/vapor/template-kit.git
Working copy of https://github.com/vapor/template-kit.git resolved at 1.1.1
Creating working copy for https://github.com/vapor/service.git
Working copy of https://github.com/vapor/service.git resolved at 1.0.0
Creating working copy for https://github.com/vapor/console.git
Working copy of https://github.com/vapor/console.git resolved at 3.1.0
Creating working copy for https://github.com/vapor/websocket.git
Working copy of https://github.com/vapor/websocket.git resolved at 1.1.1
Creating working copy for https://github.com/vapor/core.git
Working copy of https://github.com/vapor/core.git resolved at 3.5.0
Creating working copy for https://github.com/vapor/http.git
Working copy of https://github.com/vapor/http.git resolved at 3.1.6
Creating working copy for https://github.com/skelpo/JSON.git
Working copy of https://github.com/skelpo/JSON.git resolved at 0.13.1
Creating working copy for https://github.com/apple/swift-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 1.12.1
Creating working copy for https://github.com/apple/swift-nio-zlib-support.git
Working copy of https://github.com/apple/swift-nio-zlib-support.git resolved at 1.0.0
Creating working copy for https://github.com/vapor/vapor.git
Working copy of https://github.com/vapor/vapor.git resolved at 3.1.1
Creating working copy for https://github.com/skelpo/Failable.git
Working copy of https://github.com/skelpo/Failable.git resolved at 0.3.0
Creating working copy for https://github.com/vapor/database-kit.git
Working copy of https://github.com/vapor/database-kit.git resolved at 1.3.2
Creating working copy for https://github.com/vapor/crypto.git
Working copy of https://github.com/vapor/crypto.git resolved at 3.3.1
Creating working copy for https://github.com/twostraws/SwiftGD.git
Working copy of https://github.com/twostraws/SwiftGD.git resolved at 2.2.0
Creating working copy for https://github.com/vapor/url-encoded-form.git
Working copy of https://github.com/vapor/url-encoded-form.git resolved at 1.0.5
Creating working copy for https://github.com/apple/swift-nio-ssl.git
Working copy of https://github.com/apple/swift-nio-ssl.git resolved at 1.4.0
Creating working copy for https://github.com/skelpo/Countries.git
Working copy of https://github.com/skelpo/Countries.git resolved at 0.9.1
Creating working copy for https://github.com/apple/swift-nio-ssl-support.git
Working copy of https://github.com/apple/swift-nio-ssl-support.git resolved at 1.0.0
warning: 'cgd': ignoring declared target(s) 'Cgd' in the system package
warning: 'swift-nio-ssl-support': ignoring declared target(s) 'swift-nio-ssl-support' in the system package
warning: 'swift-nio-zlib-support': ignoring declared target(s) 'swift-nio-zlib-support' in the system package
warning: couldn't find pc file for gdlib
Building for debugging...
[0/47] Write sources
[31/47] Compiling CNIOZlib empty.c
[32/47] Compiling CNIOLinux ifaddrs-android.c
[33/47] Compiling CNIOSHA1 c_nio_sha1.c
[34/47] Compiling CNIODarwin shim.c
[35/47] Compiling CNIOLinux shim.c
[36/47] Write swift-version-24593BA9C3E375BF.txt
[37/47] Compiling CBcrypt blf.c
[37/47] Compiling CBcrypt bcrypt.c
[39/47] Compiling CNIOHTTPParser c_nio_http_parser.c
[40/47] Compiling CNIOOpenSSL helpers.c
[41/47] Compiling CNIOOpenSSL shims.c
[42/47] Compiling CBase32 base32.c
[43/47] Write sources
[45/47] Compiling CCryptoOpenSSL shim.c
[46/100] Compiling c-atomics.c
error: emit-module command failed with exit code 1 (use -v to see invocation)
[48/103] Emitting module Failable
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:1:1: error: type 'Failable<T, Validations>' does not conform to protocol 'Collection'
extension Failable: Collection where T: Collection {
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:1:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'Collection'
extension Failable: Collection where T: Collection {
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.Collection:14:5: note: requirement 'subscript(_:)' declared here
    subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
    ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:30:1: error: type 'Failable<T, Validations>' does not conform to protocol 'BidirectionalCollection'
extension Failable: BidirectionalCollection where T: BidirectionalCollection {
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:30:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'BidirectionalCollection'
extension Failable: BidirectionalCollection where T: BidirectionalCollection {
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.BidirectionalCollection:14:14: note: requirement 'subscript(_:)' declared here
    override subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
             ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:38:1: error: type 'Failable<T, Validations>' does not conform to protocol 'RandomAccessCollection'
extension Failable: RandomAccessCollection where T: RandomAccessCollection {}
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:38:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'RandomAccessCollection'
extension Failable: RandomAccessCollection where T: RandomAccessCollection {}
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.RandomAccessCollection:7:14: note: requirement 'subscript(_:)' declared here
    override subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
             ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:16:15: error: 'SubSequence' is not a member type of type 'T'
        -> [T.SubSequence]
            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:22:47: error: 'SubSequence' is not a member type of type 'T'
    public func suffix(_ maxLength: Int) -> T.SubSequence {
                                            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:27:83: error: 'SubSequence' is not a member type of type 'T'
    public func prefix(while predicate: (T.Element) throws -> Bool) rethrows -> T.SubSequence {
                                                                                ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:32:47: error: 'SubSequence' is not a member type of type 'T'
    public func prefix(_ maxLength: Int) -> T.SubSequence {
                                            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:37:81: error: 'SubSequence' is not a member type of type 'T'
    public func drop(while predicate: (T.Element) throws -> Bool) rethrows -> T.SubSequence {
                                                                              ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:42:41: error: 'SubSequence' is not a member type of type 'T'
    public func dropLast(_ k: Int) -> T.SubSequence {
                                      ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:47:42: error: 'SubSequence' is not a member type of type 'T'
    public func dropFirst(_ k: Int) -> T.SubSequence {
                                       ~ ^
[49/106] Emitting module NIOConcurrencyHelpers
[50/106] Compiling JSON JSON.swift
[51/106] Compiling JSON JSONConvertible.swift
[52/106] Compiling JSON JSON+ExpressibleByLiteral.swift
[53/106] Compiling NIOPriorityQueue PriorityQueue.swift
[54/106] Compiling JSON JSON+Type.swift
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:16:15: error: 'SubSequence' is not a member type of type 'T'
        -> [T.SubSequence]
            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:22:47: error: 'SubSequence' is not a member type of type 'T'
    public func suffix(_ maxLength: Int) -> T.SubSequence {
                                            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:27:83: error: 'SubSequence' is not a member type of type 'T'
    public func prefix(while predicate: (T.Element) throws -> Bool) rethrows -> T.SubSequence {
                                                                                ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:32:47: error: 'SubSequence' is not a member type of type 'T'
    public func prefix(_ maxLength: Int) -> T.SubSequence {
                                            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:37:81: error: 'SubSequence' is not a member type of type 'T'
    public func drop(while predicate: (T.Element) throws -> Bool) rethrows -> T.SubSequence {
                                                                              ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:42:41: error: 'SubSequence' is not a member type of type 'T'
    public func dropLast(_ k: Int) -> T.SubSequence {
                                      ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:47:42: error: 'SubSequence' is not a member type of type 'T'
    public func dropFirst(_ k: Int) -> T.SubSequence {
                                       ~ ^
[55/106] Compiling JSON JSONCoder.swift
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:16:15: error: 'SubSequence' is not a member type of type 'T'
        -> [T.SubSequence]
            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:22:47: error: 'SubSequence' is not a member type of type 'T'
    public func suffix(_ maxLength: Int) -> T.SubSequence {
                                            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:27:83: error: 'SubSequence' is not a member type of type 'T'
    public func prefix(while predicate: (T.Element) throws -> Bool) rethrows -> T.SubSequence {
                                                                                ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:32:47: error: 'SubSequence' is not a member type of type 'T'
    public func prefix(_ maxLength: Int) -> T.SubSequence {
                                            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:37:81: error: 'SubSequence' is not a member type of type 'T'
    public func drop(while predicate: (T.Element) throws -> Bool) rethrows -> T.SubSequence {
                                                                              ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:42:41: error: 'SubSequence' is not a member type of type 'T'
    public func dropLast(_ k: Int) -> T.SubSequence {
                                      ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:47:42: error: 'SubSequence' is not a member type of type 'T'
    public func dropFirst(_ k: Int) -> T.SubSequence {
                                       ~ ^
[56/106] Compiling JSON Error.swift
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:16:15: error: 'SubSequence' is not a member type of type 'T'
        -> [T.SubSequence]
            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:22:47: error: 'SubSequence' is not a member type of type 'T'
    public func suffix(_ maxLength: Int) -> T.SubSequence {
                                            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:27:83: error: 'SubSequence' is not a member type of type 'T'
    public func prefix(while predicate: (T.Element) throws -> Bool) rethrows -> T.SubSequence {
                                                                                ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:32:47: error: 'SubSequence' is not a member type of type 'T'
    public func prefix(_ maxLength: Int) -> T.SubSequence {
                                            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:37:81: error: 'SubSequence' is not a member type of type 'T'
    public func drop(while predicate: (T.Element) throws -> Bool) rethrows -> T.SubSequence {
                                                                              ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:42:41: error: 'SubSequence' is not a member type of type 'T'
    public func dropLast(_ k: Int) -> T.SubSequence {
                                      ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:47:42: error: 'SubSequence' is not a member type of type 'T'
    public func dropFirst(_ k: Int) -> T.SubSequence {
                                       ~ ^
[57/106] Compiling JSON JSON+Codable.swift
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:16:15: error: 'SubSequence' is not a member type of type 'T'
        -> [T.SubSequence]
            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:22:47: error: 'SubSequence' is not a member type of type 'T'
    public func suffix(_ maxLength: Int) -> T.SubSequence {
                                            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:27:83: error: 'SubSequence' is not a member type of type 'T'
    public func prefix(while predicate: (T.Element) throws -> Bool) rethrows -> T.SubSequence {
                                                                                ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:32:47: error: 'SubSequence' is not a member type of type 'T'
    public func prefix(_ maxLength: Int) -> T.SubSequence {
                                            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:37:81: error: 'SubSequence' is not a member type of type 'T'
    public func drop(while predicate: (T.Element) throws -> Bool) rethrows -> T.SubSequence {
                                                                              ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:42:41: error: 'SubSequence' is not a member type of type 'T'
    public func dropLast(_ k: Int) -> T.SubSequence {
                                      ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:47:42: error: 'SubSequence' is not a member type of type 'T'
    public func dropFirst(_ k: Int) -> T.SubSequence {
                                       ~ ^
[58/106] Compiling Debugging SourceLocation.swift
[60/106] Compiling JSON JSON+JSONConvertible.swift
[65/108] Compiling JSON _JSONDecoder.swift
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:1:1: error: type 'Failable<T, Validations>' does not conform to protocol 'Collection'
extension Failable: Collection where T: Collection {
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:1:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'Collection'
extension Failable: Collection where T: Collection {
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.Collection:14:5: note: requirement 'subscript(_:)' declared here
    subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
    ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:30:1: error: type 'Failable<T, Validations>' does not conform to protocol 'BidirectionalCollection'
extension Failable: BidirectionalCollection where T: BidirectionalCollection {
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:30:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'BidirectionalCollection'
extension Failable: BidirectionalCollection where T: BidirectionalCollection {
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.BidirectionalCollection:14:14: note: requirement 'subscript(_:)' declared here
    override subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
             ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:38:1: error: type 'Failable<T, Validations>' does not conform to protocol 'RandomAccessCollection'
extension Failable: RandomAccessCollection where T: RandomAccessCollection {}
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:38:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'RandomAccessCollection'
extension Failable: RandomAccessCollection where T: RandomAccessCollection {}
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.RandomAccessCollection:7:14: note: requirement 'subscript(_:)' declared here
    override subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
             ^
[66/108] Compiling JSON _JSONKeyedValueDecoder.swift
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:1:1: error: type 'Failable<T, Validations>' does not conform to protocol 'Collection'
extension Failable: Collection where T: Collection {
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:1:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'Collection'
extension Failable: Collection where T: Collection {
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.Collection:14:5: note: requirement 'subscript(_:)' declared here
    subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
    ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:30:1: error: type 'Failable<T, Validations>' does not conform to protocol 'BidirectionalCollection'
extension Failable: BidirectionalCollection where T: BidirectionalCollection {
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:30:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'BidirectionalCollection'
extension Failable: BidirectionalCollection where T: BidirectionalCollection {
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.BidirectionalCollection:14:14: note: requirement 'subscript(_:)' declared here
    override subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
             ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:38:1: error: type 'Failable<T, Validations>' does not conform to protocol 'RandomAccessCollection'
extension Failable: RandomAccessCollection where T: RandomAccessCollection {}
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:38:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'RandomAccessCollection'
extension Failable: RandomAccessCollection where T: RandomAccessCollection {}
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.RandomAccessCollection:7:14: note: requirement 'subscript(_:)' declared here
    override subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
             ^
[67/108] Compiling JSON _JSONSingleValueDecoder.swift
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:1:1: error: type 'Failable<T, Validations>' does not conform to protocol 'Collection'
extension Failable: Collection where T: Collection {
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:1:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'Collection'
extension Failable: Collection where T: Collection {
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.Collection:14:5: note: requirement 'subscript(_:)' declared here
    subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
    ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:30:1: error: type 'Failable<T, Validations>' does not conform to protocol 'BidirectionalCollection'
extension Failable: BidirectionalCollection where T: BidirectionalCollection {
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:30:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'BidirectionalCollection'
extension Failable: BidirectionalCollection where T: BidirectionalCollection {
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.BidirectionalCollection:14:14: note: requirement 'subscript(_:)' declared here
    override subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
             ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:38:1: error: type 'Failable<T, Validations>' does not conform to protocol 'RandomAccessCollection'
extension Failable: RandomAccessCollection where T: RandomAccessCollection {}
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:38:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'RandomAccessCollection'
extension Failable: RandomAccessCollection where T: RandomAccessCollection {}
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.RandomAccessCollection:7:14: note: requirement 'subscript(_:)' declared here
    override subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
             ^
[68/108] Compiling JSON _JSONUnkeyedDecoder.swift
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:1:1: error: type 'Failable<T, Validations>' does not conform to protocol 'Collection'
extension Failable: Collection where T: Collection {
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:1:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'Collection'
extension Failable: Collection where T: Collection {
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.Collection:14:5: note: requirement 'subscript(_:)' declared here
    subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
    ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:30:1: error: type 'Failable<T, Validations>' does not conform to protocol 'BidirectionalCollection'
extension Failable: BidirectionalCollection where T: BidirectionalCollection {
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:30:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'BidirectionalCollection'
extension Failable: BidirectionalCollection where T: BidirectionalCollection {
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.BidirectionalCollection:14:14: note: requirement 'subscript(_:)' declared here
    override subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
             ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:38:1: error: type 'Failable<T, Validations>' does not conform to protocol 'RandomAccessCollection'
extension Failable: RandomAccessCollection where T: RandomAccessCollection {}
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:38:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'RandomAccessCollection'
extension Failable: RandomAccessCollection where T: RandomAccessCollection {}
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.RandomAccessCollection:7:14: note: requirement 'subscript(_:)' declared here
    override subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
             ^
[70/108] Compiling JSON Number.swift
[71/108] Compiling JSON Operator.swift
[72/108] Compiling Failable Failable+RawRepresentable.swift
[73/108] Compiling Failable Failable+Error.swift
[74/108] Compiling Failable Failable+ExpressibleByLiteral.swift
[75/108] Compiling Failable Failable+FixedWidthInteger.swift
[76/108] Compiling Failable Failable+FloatingPoint.swift
[77/108] Compiling Failable Validation.swift
[78/108] Compiling Failable AppendedValidations.swift
[79/108] Compiling Failable CollectionValidations.swift
[80/108] Compiling JSON _JSONEncoder.swift
[81/108] Compiling JSON _JSONKeyedEncoder.swift
[82/108] Compiling JSON _JSONSingleValueEncoder.swift
[83/108] Compiling JSON _JSONUnkeyedEncoder.swift
[86/108] Emitting module COperatingSystem
[87/108] Compiling COperatingSystem libc.swift
[88/109] Compiling Debugging Demangler.swift
[91/109] Compiling NIOConcurrencyHelpers atomics.swift
[92/109] Compiling NIOConcurrencyHelpers lock.swift
[96/110] Compiling Failable ComparableValidations.swift
[97/110] Compiling Failable OptionalValidations.swift
[98/110] Compiling Failable StringValidations.swift
[103/110] Emitting module JSON
[107/111] Emitting module Debugging
[108/111] Compiling Debugging Debuggable.swift
[109/112] Emitting module NIOPriorityQueue
[110/112] Compiling NIOPriorityQueue Heap.swift
error: fatalError
warning: 'cgd': ignoring declared target(s) 'Cgd' in the system package
warning: 'swift-nio-ssl-support': ignoring declared target(s) 'swift-nio-ssl-support' in the system package
warning: 'swift-nio-zlib-support': ignoring declared target(s) 'swift-nio-zlib-support' in the system package
warning: couldn't find pc file for gdlib
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-24593BA9C3E375BF.txt
[2/12] Emitting module NIOPriorityQueue
[3/13] Emitting module Debugging
[6/14] Compiling Failable Failable+Bool.swift
[7/14] Compiling Failable Failable+Codable.swift
[8/15] Compiling Failable Failable+Sequence.swift
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:16:15: error: 'SubSequence' is not a member type of type 'T'
        -> [T.SubSequence]
            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:22:47: error: 'SubSequence' is not a member type of type 'T'
    public func suffix(_ maxLength: Int) -> T.SubSequence {
                                            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:27:83: error: 'SubSequence' is not a member type of type 'T'
    public func prefix(while predicate: (T.Element) throws -> Bool) rethrows -> T.SubSequence {
                                                                                ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:32:47: error: 'SubSequence' is not a member type of type 'T'
    public func prefix(_ maxLength: Int) -> T.SubSequence {
                                            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:37:81: error: 'SubSequence' is not a member type of type 'T'
    public func drop(while predicate: (T.Element) throws -> Bool) rethrows -> T.SubSequence {
                                                                              ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:42:41: error: 'SubSequence' is not a member type of type 'T'
    public func dropLast(_ k: Int) -> T.SubSequence {
                                      ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:47:42: error: 'SubSequence' is not a member type of type 'T'
    public func dropFirst(_ k: Int) -> T.SubSequence {
                                       ~ ^
[9/21] Compiling Failable Failable+Strideable.swift
[10/21] Compiling Failable Failable+SignedNumeric.swift
[11/25] Compiling Failable Failable+Comparable.swift
[12/25] Compiling Failable Failable+Collection.swift
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:1:1: error: type 'Failable<T, Validations>' does not conform to protocol 'Collection'
extension Failable: Collection where T: Collection {
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:1:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'Collection'
extension Failable: Collection where T: Collection {
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.Collection:14:5: note: requirement 'subscript(_:)' declared here
    subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
    ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:30:1: error: type 'Failable<T, Validations>' does not conform to protocol 'BidirectionalCollection'
extension Failable: BidirectionalCollection where T: BidirectionalCollection {
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:30:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'BidirectionalCollection'
extension Failable: BidirectionalCollection where T: BidirectionalCollection {
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.BidirectionalCollection:14:14: note: requirement 'subscript(_:)' declared here
    override subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
             ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:38:1: error: type 'Failable<T, Validations>' does not conform to protocol 'RandomAccessCollection'
extension Failable: RandomAccessCollection where T: RandomAccessCollection {}
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:38:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'RandomAccessCollection'
extension Failable: RandomAccessCollection where T: RandomAccessCollection {}
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.RandomAccessCollection:7:14: note: requirement 'subscript(_:)' declared here
    override subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
             ^
error: emit-module command failed with exit code 1 (use -v to see invocation)
[13/49] Emitting module Failable
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:1:1: error: type 'Failable<T, Validations>' does not conform to protocol 'Collection'
extension Failable: Collection where T: Collection {
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:1:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'Collection'
extension Failable: Collection where T: Collection {
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.Collection:14:5: note: requirement 'subscript(_:)' declared here
    subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
    ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:30:1: error: type 'Failable<T, Validations>' does not conform to protocol 'BidirectionalCollection'
extension Failable: BidirectionalCollection where T: BidirectionalCollection {
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:30:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'BidirectionalCollection'
extension Failable: BidirectionalCollection where T: BidirectionalCollection {
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.BidirectionalCollection:14:14: note: requirement 'subscript(_:)' declared here
    override subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
             ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:38:1: error: type 'Failable<T, Validations>' does not conform to protocol 'RandomAccessCollection'
extension Failable: RandomAccessCollection where T: RandomAccessCollection {}
^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Collection.swift:38:1: error: unavailable subscript 'subscript(_:)' was used to satisfy a requirement of protocol 'RandomAccessCollection'
extension Failable: RandomAccessCollection where T: RandomAccessCollection {}
^
Swift.Collection:3:12: note: 'subscript(_:)' declared here
    public subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
           ^
Swift.RandomAccessCollection:7:14: note: requirement 'subscript(_:)' declared here
    override subscript(bounds: Range<Self.Index>) -> Self.SubSequence { get }
             ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:16:15: error: 'SubSequence' is not a member type of type 'T'
        -> [T.SubSequence]
            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:22:47: error: 'SubSequence' is not a member type of type 'T'
    public func suffix(_ maxLength: Int) -> T.SubSequence {
                                            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:27:83: error: 'SubSequence' is not a member type of type 'T'
    public func prefix(while predicate: (T.Element) throws -> Bool) rethrows -> T.SubSequence {
                                                                                ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:32:47: error: 'SubSequence' is not a member type of type 'T'
    public func prefix(_ maxLength: Int) -> T.SubSequence {
                                            ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:37:81: error: 'SubSequence' is not a member type of type 'T'
    public func drop(while predicate: (T.Element) throws -> Bool) rethrows -> T.SubSequence {
                                                                              ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:42:41: error: 'SubSequence' is not a member type of type 'T'
    public func dropLast(_ k: Int) -> T.SubSequence {
                                      ~ ^
/host/spi-builder-workspace/.build/checkouts/Failable/Sources/Failable/Failable+Helpers/Failable+Sequence.swift:47:42: error: 'SubSequence' is not a member type of type 'T'
    public func dropFirst(_ k: Int) -> T.SubSequence {
                                       ~ ^
[14/83] Compiling Failable CollectionValidations.swift
[15/83] Compiling Failable ComparableValidations.swift
[16/85] Emitting module JSON
[17/86] Compiling NIO EventLoop.swift
[18/86] Compiling NIO EventLoopFuture.swift
[19/86] Compiling NIO Channel.swift
[20/86] Compiling NIO ChannelHandler.swift
[22/86] Compiling Failable OptionalValidations.swift
[23/86] Compiling Failable StringValidations.swift
[24/86] Compiling Failable Failable+StringRepresentation.swift
[25/86] Compiling NIO AddressedEnvelope.swift
[26/86] Compiling NIO BaseSocket.swift
[27/86] Compiling NIO BaseSocketChannel.swift
[28/86] Compiling NIO ChannelHandlers.swift
[29/86] Compiling NIO ChannelInvoker.swift
[30/86] Compiling NIO ChannelOption.swift
[31/86] Compiling NIO BlockingIOThreadPool.swift
[32/86] Compiling NIO Bootstrap.swift
[33/86] Compiling NIO ByteBuffer-aux.swift
[34/86] Compiling NIO ByteBuffer-int.swift
[35/86] Compiling NIO ByteBuffer-views.swift
[41/92] Compiling NIO ByteBuffer-core.swift
error: fatalError
BUILD FAILURE 5.10 linux