Swift Package IndexBuild Information
Failed to build SMTPKitten, reference main (b10493), with Swift 6.4 for Wasm on 20 Sep 2026 06:20:40 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1Build Log
========================================
RunAll
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Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Joannis/SMTPKitten.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/Joannis/SMTPKitten
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at b10493f Re-create the connection once it closes
Cloned https://github.com/Joannis/SMTPKitten.git
Revision (git rev-parse @):
b10493fe3d51c7bd53c589db1a7a9c0483e490f6
SUCCESS checkout https://github.com/Joannis/SMTPKitten.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.4
Building package at path: $PWD
https://github.com/Joannis/SMTPKitten.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1
wasm-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:4328fdb43c680d205c1d6761b1e3267aa38277eefdda9ddfb17b6a0f1a77857a
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
Fetching https://github.com/apple/swift-nio.git
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Computed https://github.com/apple/swift-log.git at 1.15.1 (0.18s)
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Computed https://github.com/apple/swift-nio.git at 2.103.0 (0.32s)
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Computed https://github.com/apple/swift-system.git at 1.8.1 (0.20s)
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Computed https://github.com/apple/swift-nio-extras.git at 1.35.1 (1.19s)
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Fetched https://github.com/apple/swift-http-structured-headers.git (0.95s)
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Computing version for https://github.com/apple/swift-algorithms.git
Computed https://github.com/apple/swift-algorithms.git at 1.2.1 (2.10s)
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Computed https://github.com/apple/swift-numerics.git at 1.1.1 (0.87s)
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Computed https://github.com/apple/swift-asn1.git at 1.7.3 (0.19s)
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Computed https://github.com/apple/swift-nio-ssl.git at 2.37.5 (0.22s)
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Computed https://github.com/apple/swift-certificates.git at 1.20.0 (0.23s)
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Computed https://github.com/apple/swift-crypto.git at 4.5.2 (1.49s)
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Creating working copy for https://github.com/apple/swift-asn1.git
Working copy of https://github.com/apple/swift-asn1.git resolved at 1.7.3
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Working copy of https://github.com/apple/swift-log.git resolved at 1.15.1
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Working copy of https://github.com/apple/swift-algorithms.git resolved at 1.2.1
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Working copy of https://github.com/apple/swift-nio.git resolved at 2.103.0
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Working copy of https://github.com/apple/swift-http-structured-headers.git resolved at 1.7.0
Creating working copy for https://github.com/apple/swift-nio-extras.git
Working copy of https://github.com/apple/swift-nio-extras.git resolved at 1.35.1
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Working copy of https://github.com/apple/swift-async-algorithms.git resolved at 1.1.5
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Working copy of https://github.com/vapor/multipart-kit.git resolved at 4.7.1
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Working copy of https://github.com/apple/swift-crypto.git resolved at 4.5.2
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Working copy of https://github.com/apple/swift-http-types.git resolved at 1.8.0
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 2.37.5
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Working copy of https://github.com/swift-server/swift-service-lifecycle.git resolved at 2.12.0
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Working copy of https://github.com/apple/swift-numerics.git resolved at 1.1.1
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Working copy of https://github.com/apple/swift-atomics.git resolved at 1.3.1
Creating working copy for https://github.com/apple/swift-system.git
Working copy of https://github.com/apple/swift-system.git resolved at 1.8.1
Building for debugging...
[Computing dependencies]
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[Planning deferred tasks]
[Constructing 763 / 3127]
[Starting]
[7 / 831]
[208 / 862] Logging
[210 / 871] InternalCollectionsUtilities
[214 / 871] _NIOBase64
[237 / 871] NIOConcurrencyHelpers
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[1m/host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/crypto/bio/socket_helper.cc:30:10: [0m[0;1;31mfatal error: [0m[1m'netdb.h' file not found[0m
30 | #include <netdb.h>[0m
| [0;1;32m ^~~~~~~~~
[0m1 error generated.
error: CompileC /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-nio-ssl.build/Debug-webassembly-wasm32/CNIOBoringSSL-t.build/Objects-normal/wasm32/socket_helper.o /host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/crypto/bio/socket_helper.cc normal wasm32 c++ com.apple.compilers.llvm.clang.1_0.compiler failed with a nonzero exit code. Command line: cd /host
Using response file: /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-nio-ssl.build/Debug-webassembly-wasm32/CNIOBoringSSL-t.build/Objects-normal/wasm32/11b881b950eb02e21769317df93e9b41d1d7f0348e4e0901ae810dce93ca1a57-common-args.resp
/usr/bin/clang -x c++ -target wasm32-unknown-wasip1 -fmessage-length\=0 -fdiagnostics-show-note-include-stack -fmacro-backtrace-limit\=0 -fcolor-diagnostics -Wno-trigraphs -Wno-missing-field-initializers -Wno-missing-prototypes -Wno-return-type -Wno-non-virtual-dtor -Wno-overloaded-virtual -Wno-exit-time-destructors -Wno-missing-braces -Wparentheses -Wswitch -Wno-unused-function -Wno-unused-label -Wno-unused-parameter -Wno-unused-variable -Wunused-value -Wno-empty-body -Wno-uninitialized -Wno-unknown-pragmas -w -Wno-shadow -Wno-four-char-constants -Wno-conversion -Wno-constant-conversion -Wno-int-conversion -Wno-bool-conversion -Wno-enum-conversion -Wno-float-conversion -Wno-non-literal-null-conversion -Wno-objc-literal-conversion -Wno-shorten-64-to-32 -Wno-newline-eof -Wno-c++11-extensions -Wno-implicit-fallthrough -fstrict-aliasing -Wdeprecated-declarations -Winvalid-offsetof -Wno-sign-conversion -Wno-infinite-recursion -Wno-move -Wno-comma -Wno-block-capture-autoreleasing -Wno-strict-prototypes -Wno-range-loop-analysis -Wno-semicolon-before-method-body --sysroot /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk @/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-nio-ssl.build/Debug-webassembly-wasm32/CNIOBoringSSL-t.build/Objects-normal/wasm32/11b881b950eb02e21769317df93e9b41d1d7f0348e4e0901ae810dce93ca1a57-common-args.resp -MMD -MT dependencies -MF /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-nio-ssl.build/Debug-webassembly-wasm32/CNIOBoringSSL-t.build/Objects-normal/wasm32/socket_helper.d --serialize-diagnostics /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-nio-ssl.build/Debug-webassembly-wasm32/CNIOBoringSSL-t.build/Objects-normal/wasm32/socket_helper.dia -c /host/spi-builder-workspace/.build/checkouts/swift-nio-ssl/Sources/CNIOBoringSSL/crypto/bio/socket_helper.cc -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-nio-ssl.build/Debug-webassembly-wasm32/CNIOBoringSSL-t.build/Objects-normal/wasm32/socket_helper.o
error: Build failed
BUILD FAILURE 6.4 wasm