Euler – Build Information – Swift Package Index

Build Information

Failed to build Euler, reference main (f54c76), with Swift 6.4 for Linux on 19 Sep 2026 17:10:25 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344844-1":/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:basic-6.4-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/arguiot/Euler.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/arguiot/Euler
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at f54c76e Releasing 0.3.12
Cloned https://github.com/arguiot/Euler.git
Revision (git rev-parse @):
f54c76e1ccd64e73623c2f44deb6ff78a03fcb24
SUCCESS checkout https://github.com/arguiot/Euler.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.4
Building package at path:  $PWD
https://github.com/arguiot/Euler.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344844-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:c77fcce225e223ac0fafed844619173fc6de8d62dd560eeb28db3182af6a282b
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest
Building for debugging...
[Planning deferred tasks]
[19 / 27] Euler
[28 / 36] Euler
error: SwiftCompile normal x86_64 /host/spi-builder-workspace/Sources/Euler/NumberTheory/gamma.swift failed with a nonzero exit code. Command line:     cd /host
    builtin-SwiftPerFileCompile gamma.swift
[29 / 36] Euler
/host/spi-builder-workspace/Sources/Euler/NumberTheory/gamma.swift:42:19: [1;31merror: [1;39mambiguous use of operator '!='[0;0m
[0;36m40 |[0;0m         let si = sin(double)
[0;36m41 |[0;0m         let den = try si * gamma(1 - float)
[0;36m42 |[0;0m         guard den != 0 else { throw EulerError.DivisionByZero }
   [0;36m|[0;0m                   `- [1;31merror: [1;39mambiguous use of operator '!='[0;0m
[0;36m43 |[0;0m         let y = pi / den
[0;36m44 |[0;0m         return y
/host/spi-builder-workspace/Sources/Euler/BigNumber/BigDouble/OperationsBigDouble.swift:328:24: [1;39mnote: [1;39mfound this candidate [0;0m
[0;36m326 |[0;0m     public static func ==(lhs: Double, rhs: BigDouble) -> Bool { return BigDouble(lhs) == rhs }
[0;36m327 |[0;0m
[0;36m328 |[0;0m     public static func !=(lhs: BigDouble, rhs: BigDouble) -> Bool
    [0;36m|[0;0m                        `- [1;39mnote: [1;39mfound this candidate [0;0m
[0;36m329 |[0;0m     {
[0;36m330 |[0;0m         return !(lhs == rhs)
[0;36m331 |[0;0m     }
[0;36m332 |[0;0m     public static func !=(lhs: BigDouble, rhs: Double) -> Bool { return lhs != BigDouble(rhs) }
    [0;36m|[0;0m                        `- [1;39mnote: [1;39mfound this candidate [0;0m
[0;36m333 |[0;0m     public static func !=(lhs: Double, rhs: BigDouble) -> Bool { return BigDouble(lhs) != rhs }
[0;36m334 |[0;0m
Failed frontend command:
/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/Sources/Euler/Algebra/Expression/Expression.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Expression/ExpressionSolver.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Parser/Grouper.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Parser/LaTeX.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Parser/Lexer.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Parser/Node/CellAddressNode.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Parser/Node/ConstantNode.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Parser/Node/ExpressionNode.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Parser/Node/FunctionNode.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Parser/Node/Node.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Parser/Node/NullNode.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Parser/Node/OperatorNode.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Parser/Node/StringNode.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Parser/Node/SymbolNode.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Parser/Parser.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Parser/Utils/Regex.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Polynomial.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Simplify/simplify.swift /host/spi-builder-workspace/Sources/Euler/Algebra/Treehelper/Tree.swift /host/spi-builder-workspace/Sources/Euler/BigNumber/BNativeExtensions.swift /host/spi-builder-workspace/Sources/Euler/BigNumber/BigDouble/BasicOperators.swift /host/spi-builder-workspace/Sources/Euler/BigNumber/BigDouble/BigDouble.swift /host/spi-builder-workspace/Sources/Euler/BigNumber/BigDouble/OperationsBigDouble.swift /host/spi-builder-workspace/Sources/Euler/BigNumber/BigInt/BigInt.swift /host/spi-builder-workspace/Sources/Euler/BigNumber/BigInt/BinaryBigInt.swift /host/spi-builder-workspace/Sources/Euler/BigNumber/BigInt/OperationsBigInt.swift /host/spi-builder-workspace/Sources/Euler/BigNumber/Limbs.swift /host/spi-builder-workspace/Sources/Euler/Cryptography/RSA.swift /host/spi-builder-workspace/Sources/Euler/Cryptography/md5.swift /host/spi-builder-workspace/Sources/Euler/Cryptography/sha256.swift /host/spi-builder-workspace/Sources/Euler/Euler.swift /host/spi-builder-workspace/Sources/Euler/Extensions/Array.swift /host/spi-builder-workspace/Sources/Euler/Generators/Collatz.swift /host/spi-builder-workspace/Sources/Euler/Generators/Fibonacci.swift /host/spi-builder-workspace/Sources/Euler/Generators/Sieve.swift /host/spi-builder-workspace/Sources/Euler/Geometry/Graph.swift /host/spi-builder-workspace/Sources/Euler/Geometry/Point.swift /host/spi-builder-workspace/Sources/Euler/Geometry/Vector.swift /host/spi-builder-workspace/Sources/Euler/Matrices/MOperations.swift /host/spi-builder-workspace/Sources/Euler/Matrices/MProperties.swift /host/spi-builder-workspace/Sources/Euler/Matrices/Matrix.swift /host/spi-builder-workspace/Sources/Euler/NumberTheory/Constants.swift -primary-file /host/spi-builder-workspace/Sources/Euler/NumberTheory/Logarithms.swift -primary-file /host/spi-builder-workspace/Sources/Euler/NumberTheory/combinations.swift -primary-file /host/spi-builder-workspace/Sources/Euler/NumberTheory/fibonacci.swift -primary-file /host/spi-builder-workspace/Sources/Euler/NumberTheory/gamma.swift -primary-file /host/spi-builder-workspace/Sources/Euler/NumberTheory/gcd.swift -primary-file /host/spi-builder-workspace/Sources/Euler/NumberTheory/isPrime.swift -primary-file /host/spi-builder-workspace/Sources/Euler/NumberTheory/leastFactor.swift -primary-file /host/spi-builder-workspace/Sources/Euler/NumberTheory/modulo.swift -primary-file /host/spi-builder-workspace/Sources/Euler/NumberTheory/random.swift -primary-file /host/spi-builder-workspace/Sources/Euler/NumberTheory/sum.swift /host/spi-builder-workspace/Sources/Euler/Statistics/Average.swift /host/spi-builder-workspace/Sources/Euler/Statistics/Correlation.swift /host/spi-builder-workspace/Sources/Euler/Statistics/Fisher.swift /host/spi-builder-workspace/Sources/Euler/Statistics/Gauss.swift /host/spi-builder-workspace/Sources/Euler/Statistics/Quantile.swift /host/spi-builder-workspace/Sources/Euler/Statistics/Regression.swift /host/spi-builder-workspace/Sources/Euler/Statistics/Statistics.swift /host/spi-builder-workspace/Sources/Euler/Statistics/Variance.swift /host/spi-builder-workspace/Sources/Euler/Tables/CellValue.swift /host/spi-builder-workspace/Sources/Euler/Tables/Formulas/CommonFormulas.swift /host/spi-builder-workspace/Sources/Euler/Tables/Formulas/DateTime.swift /host/spi-builder-workspace/Sources/Euler/Tables/Formulas/Engineering.swift /host/spi-builder-workspace/Sources/Euler/Tables/Formulas/Financial.swift /host/spi-builder-workspace/Sources/Euler/Tables/Formulas/Logical.swift /host/spi-builder-workspace/Sources/Euler/Tables/Formulas/Statistical.swift /host/spi-builder-workspace/Sources/Euler/Tables/Parser/Execute.swift /host/spi-builder-workspace/Sources/Euler/Tables/Parser/Functions/CommonLinker.swift /host/spi-builder-workspace/Sources/Euler/Tables/Parser/Functions/DateLinker.swift /host/spi-builder-workspace/Sources/Euler/Tables/Parser/Functions/EngineeringLinker.swift /host/spi-builder-workspace/Sources/Euler/Tables/Parser/Functions/FinancialLinker.swift /host/spi-builder-workspace/Sources/Euler/Tables/Parser/Functions/LogicalLinker.swift /host/spi-builder-workspace/Sources/Euler/Tables/Parser/Functions/StatsLinker.swift /host/spi-builder-workspace/Sources/Euler/Tables/Tables.swift /host/spi-builder-workspace/Sources/Euler/Tables/TablesDataSource.swift /host/spi-builder-workspace/Sources/Euler/Tables/TablesDelegate.swift /host/spi-builder-workspace/Sources/Euler/Utility/KnuthDSupport.swift /host/spi-builder-workspace/Sources/Euler/Utility/Pointers.swift /host/spi-builder-workspace/Sources/Euler/Utility/Substring.swift /host/spi-builder-workspace/Sources/Euler/Utility/UnsafeMemory.swift /host/spi-builder-workspace/Sources/Euler/Utility/UnsafeMutableMemory.swift -supplementary-output-file-map /host/spi-builder-workspace/.build/out/Intermediates.noindex/Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/supplementaryOutputs-5 -target x86_64-unknown-linux-gnu -disable-objc-interop -I /host/spi-builder-workspace/.build/out/Products/Debug-linux-x86_64 -module-cache-path /host/spi-builder-workspace/.build/out/ModuleCache.noindex -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /usr/lib/swift/host/plugins/testing\#/usr/bin/swift-plugin-server -validate-clang-modules-once -clang-build-session-file /host/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /host -enable-anonymous-context-mangled-names -file-compilation-dir /host -Xcc -fno-omit-frame-pointer -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-linux-x86_64/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Euler.build/Debug-linux-x86_64/Euler-t.build/DerivedSources-normal/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Euler.build/Debug-linux-x86_64/Euler-t.build/DerivedSources/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Euler.build/Debug-linux-x86_64/Euler-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Euler -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/Euler_const_extract_protocols.json -in-process-plugin-server-path /usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /usr/lib/swift/host/plugins -plugin-path /usr/local/lib/swift/host/plugins -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/Logarithms.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/combinations.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/fibonacci-080f77b486ffda6271d2bb51fcd28c2326df6f8d0de21220fb54f5ae0d8281df.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/gamma.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/gcd.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/isPrime.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/leastFactor.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/modulo.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/random.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/sum.o -index-unit-output-path /Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/Logarithms.o -index-unit-output-path /Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/combinations.o -index-unit-output-path /Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/fibonacci-080f77b486ffda6271d2bb51fcd28c2326df6f8d0de21220fb54f5ae0d8281df.o -index-unit-output-path /Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/gamma.o -index-unit-output-path /Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/gcd.o -index-unit-output-path /Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/isPrime.o -index-unit-output-path /Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/leastFactor.o -index-unit-output-path /Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/modulo.o -index-unit-output-path /Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/random.o -index-unit-output-path /Euler.build/Debug-linux-x86_64/Euler-t.build/Objects-normal/x86_64/sum.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 linux