Swift Package Index

Build Information

Failed to build quiver-cookbook, reference main (5f2cc9), with Swift 6.3 for Linux on 20 Apr 2026 06:08:05 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:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/waynewbishop/quiver-cookbook.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/waynewbishop/quiver-cookbook
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 5f2cc92 docs: new recipies and newsletter update..
Cloned https://github.com/waynewbishop/quiver-cookbook.git
Revision (git rev-parse @):
5f2cc923e250419d24ad2a3f1f10a584643d1bc9
SUCCESS checkout https://github.com/waynewbishop/quiver-cookbook.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.3
Building package at path:  $PWD
https://github.com/waynewbishop/quiver-cookbook.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:5a7d791d2ead8a924b1292cb31bf3288eabcfe8880e0b005b00b45b71a5bc36a
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest
Fetching https://github.com/waynewbishop/quiver.git
[1/1881] Fetching quiver
Fetched https://github.com/waynewbishop/quiver.git from cache (0.38s)
Computing version for https://github.com/waynewbishop/quiver.git
Computed https://github.com/waynewbishop/quiver.git at 1.0.1 (0.84s)
Creating working copy for https://github.com/waynewbishop/quiver.git
Working copy of https://github.com/waynewbishop/quiver.git resolved at 1.0.1
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-24593BA9C3E375BF.txt
[4/33] Emitting module Quiver
[5/37] Compiling Quiver FeatureScaler.swift
[6/37] Compiling Quiver GaussianNaiveBayes.swift
[7/37] Compiling Quiver KMeansClustering.swift
[8/37] Compiling Quiver KNearestNeighbors.swift
[9/37] Compiling Quiver ArrayElementwise.swift
[10/37] Compiling Quiver ArrayStatistics.swift
[11/37] Compiling Quiver VectorOperations.swift
[12/37] Compiling Quiver Quiver.swift
[13/37] Compiling Quiver LinearRegression.swift
[14/37] Compiling Quiver ArrayInfo.swift
[15/37] Compiling Quiver Fraction.swift
[16/37] Compiling Quiver StringExtensions.swift
[17/37] Compiling Quiver _Vector.swift
[18/37] Compiling Quiver _VectorComparable.swift
[19/37] Compiling Quiver _VectorGeneration.swift
[20/37] Compiling Quiver _VectorMetrics.swift
[21/37] Compiling Quiver _VectorOperations.swift
[22/37] Compiling Quiver ArrayCharts.swift
[23/37] Compiling Quiver ArrayMetrics.swift
[24/37] Compiling Quiver ArraySampling.swift
[25/37] Compiling Quiver Panel.swift
[26/37] Compiling Quiver _VectorRegression.swift
[27/37] Compiling Quiver _VectorReshape.swift
[28/37] Compiling Quiver _VectorSampling.swift
[29/37] Compiling Quiver _VectorStatistics.swift
[30/37] Compiling Quiver ArrayGeneration.swift
[31/37] Compiling Quiver ArrayRandom.swift
[32/37] Compiling Quiver ArrayReshape.swift
[33/37] Compiling Quiver Classifier.swift
[34/37] Compiling Quiver ArrayAngles.swift
[35/37] Compiling Quiver ArrayArithmetic.swift
[36/37] Compiling Quiver ArrayBoolean.swift
[37/37] Compiling Quiver ArrayBroadcast.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[39/39] Emitting module Recipes
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[40/78] Compiling Recipes 13-multiply-two-matrices.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[41/78] Compiling Recipes 14-can-this-matrix-be-inverted.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[42/78] Compiling Recipes 15-predict-a-house-price.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[43/78] Compiling Recipes 16-classify-with-naive-bayes.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[44/78] Compiling Recipes 17-find-the-nearest-neighbor.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[45/78] Compiling Recipes 18-cluster-without-labels.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[46/78] Compiling Recipes 07-describe-a-dataset.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[47/78] Compiling Recipes 08-find-the-outliers.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[48/78] Compiling Recipes 09-smooth-a-noisy-signal.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[49/78] Compiling Recipes 10-build-a-histogram.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[50/78] Compiling Recipes 11-reshape-without-losing-data.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[51/78] Compiling Recipes 12-rotate-a-point.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[52/83] Compiling Recipes 40-running-stress-breakdown.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[53/83] Compiling Recipes 41-recovery-prediction.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[54/83] Compiling Recipes 42-delivery-route-optimizer.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[55/83] Compiling Recipes 43-true-effort-score.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[56/83] Compiling Recipes 44-adaptive-effort-model.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[57/83] Compiling Recipes 25-evaluate-a-classifier.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[58/83] Compiling Recipes 26-evaluate-a-regression.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[59/83] Compiling Recipes 27-correlation-matrix.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[60/83] Compiling Recipes 28-solve-a-linear-system.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[61/83] Compiling Recipes 29-find-the-best-k.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[62/83] Compiling Recipes 19-scale-features-before-training.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[63/83] Compiling Recipes 20-split-train-evaluate.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[64/83] Compiling Recipes 21-search-by-meaning.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[65/83] Compiling Recipes 22-organize-data-with-panel.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[66/83] Compiling Recipes 23-project-a-vector.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[67/83] Compiling Recipes 24-from-scores-to-probabilities.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[68/83] Compiling Recipes 30-generate-arrays.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[69/83] Compiling Recipes 31-broadcasting.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[70/83] Compiling Recipes 32-stratified-split.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[71/83] Compiling Recipes 33-testing-equality.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[72/83] Compiling Recipes 34-balance-imbalanced-data.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[73/83] Compiling Recipes 01-how-far-is-home.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[74/83] Compiling Recipes 02-normalize-a-direction.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[75/83] Compiling Recipes 03-are-these-perpendicular.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[76/83] Compiling Recipes 04-find-the-most-similar-item.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[77/83] Compiling Recipes 05-king-minus-man-plus-woman.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[78/83] Compiling Recipes 06-detect-near-duplicates.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[79/83] Compiling Recipes 35-save-and-load-a-model.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[80/83] Compiling Recipes 36-can-swift-drive-a-car.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[81/83] Compiling Recipes 37-wing-panel-rivet-inspection.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[82/83] Compiling Recipes 38-wind-tunnel-lift-predictor.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
[83/83] Compiling Recipes 39-true-effort-classification.swift
/host/spi-builder-workspace/Sources/Recipes/01-how-far-is-home.swift:1:8: error: no such module 'Playgrounds'
 1 | import Playgrounds
   |        `- error: no such module 'Playgrounds'
 2 | import Quiver
 3 |
BUILD FAILURE 6.3 linux