Swift Package IndexBuild Information
Failed to build postgres-migrations, reference main (da959a), with Swift 6.2 for Wasm on 2 May 2026 07:53:42 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.2-latest swift build --swift-sdk swift-6.2-RELEASE_wasm 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/hummingbird-project/postgres-migrations.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/hummingbird-project/postgres-migrations
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at da959aa Fix printMigrationComparison crash when expected list has a short first row (#9)
Cloned https://github.com/hummingbird-project/postgres-migrations.git
Revision (git rev-parse @):
da959aa9f408b014e2af07ffc56797661e637bef
SUCCESS checkout https://github.com/hummingbird-project/postgres-migrations.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.2
Building package at path: $PWD
https://github.com/hummingbird-project/postgres-migrations.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.2-latest swift build --swift-sdk swift-6.2-RELEASE_wasm 2>&1
wasm-6.2-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:2a8b2d9e022a9894c61e0736af7cdaa1ee64c002dbb133a55c0d7e8980b3ad16
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.2-latest
Fetching https://github.com/vapor/postgres-nio.git
[1/14170] Fetching postgres-nio
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Computing version for https://github.com/vapor/postgres-nio.git
Computed https://github.com/vapor/postgres-nio.git at 1.33.0 (1.48s)
Fetching https://github.com/swift-server/swift-service-lifecycle.git
Fetching https://github.com/apple/swift-nio-ssl.git
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Fetched https://github.com/apple/swift-nio-ssl.git from cache (6.78s)
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Fetched https://github.com/apple/swift-nio.git from cache (10.75s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.3.0 (15.75s)
Computing version for https://github.com/swift-server/swift-service-lifecycle.git
Computed https://github.com/swift-server/swift-service-lifecycle.git at 2.11.0 (0.65s)
Fetching https://github.com/apple/swift-async-algorithms.git
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Computing version for https://github.com/apple/swift-async-algorithms.git
Computed https://github.com/apple/swift-async-algorithms.git at 1.1.3 (1.90s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.4.1 (0.72s)
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Computed https://github.com/apple/swift-metrics.git at 2.10.1 (0.37s)
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Computing version for https://github.com/apple/swift-system.git
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Computing version for https://github.com/apple/swift-asn1.git
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Creating working copy for https://github.com/apple/swift-nio-transport-services.git
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Creating working copy for https://github.com/apple/swift-async-algorithms.git
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Creating working copy for https://github.com/vapor/postgres-nio.git
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Working copy of https://github.com/apple/swift-crypto.git resolved at 4.5.0
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Building for debugging...
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[48/871] Emitting module InternalCollectionsUtilities
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[135/990] Emitting module ConcurrencyHelpers
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[178/1046] Emitting module Metrics
[179/1046] Compiling Metrics Metrics.swift
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[264/1054] Compiling OrderedCollections OrderedSet.swift
[265/1054] Compiling OrderedCollections _UnsafeBitset.swift
[272/1054] Emitting module Atomics
[280/1055] Compiling DequeModule Deque+Extras.swift
[281/1055] Compiling DequeModule Deque+Hashable.swift
[282/1055] Emitting module OrderedCollections
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[290/1056] Compiling tls13_enc.cc
[291/1056] Compiling tls_record.cc
[292/1056] Compiling tls13_server.cc
[293/1056] Compiling tls13_client.cc
[294/1056] Compiling t1_enc.cc
[295/1056] Compiling ssl_transcript.cc
[297/1056] Emitting module DequeModule
[297/1056] Compiling tls13_both.cc
[298/1056] Compiling ssl_versions.cc
[299/1056] Compiling ssl_x509.cc
[302/1056] Compiling DequeModule UniqueDeque.swift
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[309/1072] Compiling _ConnectionPoolModule ConnectionIDGenerator.swift
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[317/1073] Compiling _ConnectionPoolModule Max2Sequence.swift
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[318/1073] Compiling ssl_lib.cc
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[322/1073] Compiling _ConnectionPoolModule PoolStateMachine+RequestQueue.swift
/host/spi-builder-workspace/.build/checkouts/postgres-nio/Sources/ConnectionPoolModule/PoolStateMachine.swift:888:48: error: cannot find 'pow' in scope
886 |
887 | let start = Double(100_000_000)
888 | let backoffNanosecondsDouble = start * pow(1.25, Double(attempts - 1))
| `- error: cannot find 'pow' in scope
889 |
890 | // Cap to 60s _before_ we convert to Int64, to avoid trapping in the Int64 initializer.
/host/spi-builder-workspace/.build/checkouts/postgres-nio/Sources/ConnectionPoolModule/PoolStateMachine.swift:898:74: error: referencing instance method 'randomElement()' on 'ClosedRange' requires that 'Float16' conform to 'SignedInteger'
896 | let jitterRange = (backoffNanoseconds / 100) * 3
897 | // Pick a random element from the range +/- jitter range.
898 | let jitter: Duration = .nanoseconds((-jitterRange...jitterRange).randomElement()!)
| `- error: referencing instance method 'randomElement()' on 'ClosedRange' requires that 'Float16' conform to 'SignedInteger'
899 | let jitteredBackoff = backoff + jitter
900 | return jitteredBackoff
Swift.ClosedRange:1:11: note: requirement from conditional conformance of 'ClosedRange<Float16>' to 'Collection'
1 | extension ClosedRange : Collection, BidirectionalCollection, RandomAccessCollection where Bound : Strideable, Bound.Stride : SignedInteger {
| `- note: requirement from conditional conformance of 'ClosedRange<Float16>' to 'Collection'
2 | public typealias SubSequence = Slice<ClosedRange<Bound>>
3 | @inlinable public var startIndex: ClosedRange<Bound>.Index { get }
[323/1073] Compiling _ConnectionPoolModule PoolStateMachine.swift
/host/spi-builder-workspace/.build/checkouts/postgres-nio/Sources/ConnectionPoolModule/PoolStateMachine.swift:888:48: error: cannot find 'pow' in scope
886 |
887 | let start = Double(100_000_000)
888 | let backoffNanosecondsDouble = start * pow(1.25, Double(attempts - 1))
| `- error: cannot find 'pow' in scope
889 |
890 | // Cap to 60s _before_ we convert to Int64, to avoid trapping in the Int64 initializer.
/host/spi-builder-workspace/.build/checkouts/postgres-nio/Sources/ConnectionPoolModule/PoolStateMachine.swift:898:74: error: referencing instance method 'randomElement()' on 'ClosedRange' requires that 'Float16' conform to 'SignedInteger'
896 | let jitterRange = (backoffNanoseconds / 100) * 3
897 | // Pick a random element from the range +/- jitter range.
898 | let jitter: Duration = .nanoseconds((-jitterRange...jitterRange).randomElement()!)
| `- error: referencing instance method 'randomElement()' on 'ClosedRange' requires that 'Float16' conform to 'SignedInteger'
899 | let jitteredBackoff = backoff + jitter
900 | return jitteredBackoff
Swift.ClosedRange:1:11: note: requirement from conditional conformance of 'ClosedRange<Float16>' to 'Collection'
1 | extension ClosedRange : Collection, BidirectionalCollection, RandomAccessCollection where Bound : Strideable, Bound.Stride : SignedInteger {
| `- note: requirement from conditional conformance of 'ClosedRange<Float16>' to 'Collection'
2 | public typealias SubSequence = Slice<ClosedRange<Bound>>
3 | @inlinable public var startIndex: ClosedRange<Bound>.Index { get }
[324/1073] Compiling _ConnectionPoolModule ConnectionPool.swift
[325/1073] Compiling _ConnectionPoolModule ConnectionPoolError.swift
[325/1073] Compiling ssl_cert.cc
[326/1073] Compiling s3_lib.cc
[328/1073] Emitting module _ConnectionPoolModule
[328/1073] Compiling ssl_buffer.cc
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[335/1073] Compiling _ConnectionPoolModule PoolStateMachine+ConnectionState.swift
[336/1073] Compiling _ConnectionPoolModule NIOLockedValueBox.swift
[337/1073] Compiling _ConnectionPoolModule NoKeepAliveBehavior.swift
[337/1073] Compiling dtls_record.cc
[337/1073] Compiling handshake.cc
[337/1073] Compiling handoff.cc
[337/1073] Compiling encrypted_client_hello.cc
[337/1073] Compiling handshake_server.cc
[337/1073] Compiling extensions.cc
[337/1073] Compiling handshake_client.cc
BUILD FAILURE 6.2 wasm