build checks.x86_64-linux.nixProjectModule

Reproduce this run
  1. 0.01 s $ /nix/store/wkkwxc04gdw6b263l1h29pjarjnjdyb6-coreutils-9.8/bin/timeout --kill-after=15s 1800s /nix/store/99b1z08awpxj8b6mzggn59gp1shljnff-nix-2.34.5/bin/nix --extra-experimental-features nix-command --extra-experimental-features flakes build --no-link git+https://github.com/sellout/flaky?ref=docs&rev=7b973407c06ec43f90288197e77f97c4f003c145#checks.x86_64-linux.nixProjectModule --print-build-logs
  2. 0.07 s warning: ignoring untrusted flake configuration setting 'allow-import-from-derivation'.
  3. 0.07 s Pass '--accept-flake-config' to trust it
  4. 0.07 s warning: ignoring untrusted flake configuration setting 'extra-experimental-features'.
  5. 0.07 s Pass '--accept-flake-config' to trust it
  6. 0.07 s warning: ignoring untrusted flake configuration setting 'extra-substituters'.
  7. 0.07 s Pass '--accept-flake-config' to trust it
  8. 0.07 s warning: ignoring untrusted flake configuration setting 'extra-trusted-public-keys'.
  9. 0.07 s Pass '--accept-flake-config' to trust it
  10. 0.07 s warning: ignoring untrusted flake configuration setting 'sandbox'.
  11. 0.07 s Pass '--accept-flake-config' to trust it
  12. 0.07 s warning: ignoring untrusted flake configuration setting 'use-registries'.
  13. 0.07 s Pass '--accept-flake-config' to trust it
  14. 0.07 s error (ignored): SQLite database '/var/cache/private/nix-ci-worker/eval-cache-v6/3266f928d6dd93954b24d12bf5c9386c37613a37f5bf9f43935805a4204aa253.sqlite' is busy
  15. 5.00 s these 12 derivations will be built:
  16. 5.00 s /nix/store/502m1y2qqalzliifk7rahmknz6qa2pzg-pm_.cachevaleconfigvocabulariesflakyaccept.txt.drv
  17. 5.00 s /nix/store/5b4axkgksjbdgz2gp54xrvxv8biziba3-git-hooks-for-flaky.drv
  18. 5.00 s /nix/store/730j0552gc8xjqsfgiwqcc453mrsb85y-pm_.gitattributes.drv
  19. 5.00 s /nix/store/7hysbg4d0sh2fbd7ghs9npcrslr5i9xv-treefmt.drv
  20. 5.00 s /nix/store/9r52vyfdvh0v3r6hsj80l1h95822vabg-pm-session-vars.sh.drv
  21. 5.00 s /nix/store/k70lhhgkxkqm7qrfxkx7b1lh4aa8lpsh-pm_.cachevaleVocabflakyaccept.txt.drv
  22. 5.00 s /nix/store/y8s0xk8w4dm60id1dz77yjzp5b2ba0v5-pm_.gitignore.drv
  23. 5.00 s /nix/store/zbvgmhz7lzlvp9xgqplysff0bn3w7wc9-pm_gitconfig.drv
  24. 5.00 s /nix/store/mksljh7wawj2hdakqa8zq48mf1mhld11-project-manager-files-for-flaky.drv
  25. 5.00 s /nix/store/qi4x5bqrb6594nd7z7h95z72c91rd5s8-project-manager-path-for-flaky.drv
  26. 5.00 s /nix/store/ws9q8r073gqrw1nrypc52hrwcpyybc7d-activation-script.drv
  27. 5.00 s /nix/store/idri8d961fbcfnn9l4flcpqfwz1w7d7x-project-manager-generation-for-flaky.drv
  28. 5.00 s this path will be fetched (0.6 KiB download, 1.4 KiB unpacked):
  29. 5.00 s /nix/store/hyd8w98n6pj8m5xg89yjlmjn1nd66sb7-treefmt.toml
  30. 5.06 s building '/nix/store/k70lhhgkxkqm7qrfxkx7b1lh4aa8lpsh-pm_.cachevaleVocabflakyaccept.txt.drv'...
  31. 5.23 s building '/nix/store/502m1y2qqalzliifk7rahmknz6qa2pzg-pm_.cachevaleconfigvocabulariesflakyaccept.txt.drv'...
  32. 5.23 s building '/nix/store/730j0552gc8xjqsfgiwqcc453mrsb85y-pm_.gitattributes.drv'...
  33. 5.23 s building '/nix/store/y8s0xk8w4dm60id1dz77yjzp5b2ba0v5-pm_.gitignore.drv'...
  34. 5.23 s copying path '/nix/store/hyd8w98n6pj8m5xg89yjlmjn1nd66sb7-treefmt.toml' from 'https://cache.nix-ci.com'...
  35. 5.23 s building '/nix/store/5b4axkgksjbdgz2gp54xrvxv8biziba3-git-hooks-for-flaky.drv'...
  36. 5.23 s pm_.cachevaleVocabflakyaccept.txt (post)> Uploading paths from nix-ci to cachix cache "sellout" /nix/store/74dvc171r8c72c4vkrpr7ppy9pja3xwz-pm_.cachevaleVocabflakyaccept.txt
  37. 5.49 s pm_.cachevaleVocabflakyaccept.txt (post)> Nothing to push - all store paths are already on Cachix.
  38. 5.50 s pm_.cachevaleVocabflakyaccept.txt (post)> Uploading paths from nix-ci to the NixCI cache /nix/store/74dvc171r8c72c4vkrpr7ppy9pja3xwz-pm_.cachevaleVocabflakyaccept.txt
  39. 5.54 s pm_.cachevaleVocabflakyaccept.txt (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  40. 5.69 s pm_.cachevaleVocabflakyaccept.txt (post)> copying 1 paths...
  41. 5.69 s pm_.cachevaleVocabflakyaccept.txt (post)> copying path '/nix/store/74dvc171r8c72c4vkrpr7ppy9pja3xwz-pm_.cachevaleVocabflakyaccept.txt' to 'https://cache.nix-ci.com'...
  42. 5.74 s pm_.cachevaleVocabflakyaccept.txt (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  43. 5.78 s pm_.cachevaleVocabflakyaccept.txt (post)> copying 0 paths...
  44. 5.82 s building '/nix/store/7hysbg4d0sh2fbd7ghs9npcrslr5i9xv-treefmt.drv'...
  45. 5.83 s git-hooks-for-flaky (post)> Uploading paths from nix-ci to cachix cache "sellout" /nix/store/qd66nhh6dfg0mnavz45200c9y7bj1k9a-git-hooks-for-flaky
  46. 6.18 s git-hooks-for-flaky (post)> Nothing to push - all store paths are already on Cachix.
  47. 6.19 s git-hooks-for-flaky (post)> Uploading paths from nix-ci to the NixCI cache /nix/store/qd66nhh6dfg0mnavz45200c9y7bj1k9a-git-hooks-for-flaky
  48. 6.23 s git-hooks-for-flaky (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  49. 6.26 s git-hooks-for-flaky (post)> copying 0 paths...
  50. 6.30 s git-hooks-for-flaky (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  51. 6.45 s git-hooks-for-flaky (post)> copying 1 paths...
  52. 6.45 s git-hooks-for-flaky (post)> copying path '/nix/store/5b4axkgksjbdgz2gp54xrvxv8biziba3-git-hooks-for-flaky.drv' to 'https://cache.nix-ci.com'...
  53. 6.60 s pm_.cachevaleconfigvocabulariesflakyaccept.txt (post)> Uploading paths from nix-ci to cachix cache "sellout" /nix/store/bw0ca4dbg1ifscnl3mvgc6zag6sn5i8m-pm_.cachevaleconfigvocabulariesflakyaccept.txt
  54. 6.94 s pm_.cachevaleconfigvocabulariesflakyaccept.txt (post)> Nothing to push - all store paths are already on Cachix.
  55. 6.95 s pm_.cachevaleconfigvocabulariesflakyaccept.txt (post)> Uploading paths from nix-ci to the NixCI cache /nix/store/bw0ca4dbg1ifscnl3mvgc6zag6sn5i8m-pm_.cachevaleconfigvocabulariesflakyaccept.txt
  56. 6.99 s pm_.cachevaleconfigvocabulariesflakyaccept.txt (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  57. 7.13 s pm_.cachevaleconfigvocabulariesflakyaccept.txt (post)> copying 1 paths...
  58. 7.13 s pm_.cachevaleconfigvocabulariesflakyaccept.txt (post)> copying path '/nix/store/bw0ca4dbg1ifscnl3mvgc6zag6sn5i8m-pm_.cachevaleconfigvocabulariesflakyaccept.txt' to 'https://cache.nix-ci.com'...
  59. 7.19 s pm_.cachevaleconfigvocabulariesflakyaccept.txt (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  60. 7.23 s pm_.cachevaleconfigvocabulariesflakyaccept.txt (post)> copying 0 paths...
  61. 7.25 s pm_.gitattributes (post)> Uploading paths from nix-ci to cachix cache "sellout" /nix/store/fs3vdxp08riv6a9bysjnp2vzyqiw9l9d-pm_.gitattributes
  62. 7.60 s pm_.gitattributes (post)> Nothing to push - all store paths are already on Cachix.
  63. 7.62 s pm_.gitattributes (post)> Uploading paths from nix-ci to the NixCI cache /nix/store/fs3vdxp08riv6a9bysjnp2vzyqiw9l9d-pm_.gitattributes
  64. 7.66 s pm_.gitattributes (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  65. 7.80 s pm_.gitattributes (post)> copying 1 paths...
  66. 7.80 s pm_.gitattributes (post)> copying path '/nix/store/fs3vdxp08riv6a9bysjnp2vzyqiw9l9d-pm_.gitattributes' to 'https://cache.nix-ci.com'...
  67. 7.85 s pm_.gitattributes (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  68. 8.00 s pm_.gitattributes (post)> copying 1 paths...
  69. 8.00 s pm_.gitattributes (post)> copying path '/nix/store/730j0552gc8xjqsfgiwqcc453mrsb85y-pm_.gitattributes.drv' to 'https://cache.nix-ci.com'...
  70. 8.19 s pm_.gitignore (post)> Uploading paths from nix-ci to cachix cache "sellout" /nix/store/0jfxc72nj2gi9vynhb9zcsiaxkcvdcx2-pm_.gitignore
  71. 8.56 s pm_.gitignore (post)> Nothing to push - all store paths are already on Cachix.
  72. 8.58 s pm_.gitignore (post)> Uploading paths from nix-ci to the NixCI cache /nix/store/0jfxc72nj2gi9vynhb9zcsiaxkcvdcx2-pm_.gitignore
  73. 8.61 s pm_.gitignore (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  74. 8.81 s pm_.gitignore (post)> copying 1 paths...
  75. 8.81 s pm_.gitignore (post)> copying path '/nix/store/0jfxc72nj2gi9vynhb9zcsiaxkcvdcx2-pm_.gitignore' to 'https://cache.nix-ci.com'...
  76. 8.86 s pm_.gitignore (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  77. 9.02 s pm_.gitignore (post)> copying 1 paths...
  78. 9.02 s pm_.gitignore (post)> copying path '/nix/store/y8s0xk8w4dm60id1dz77yjzp5b2ba0v5-pm_.gitignore.drv' to 'https://cache.nix-ci.com'...
  79. 9.20 s building '/nix/store/zbvgmhz7lzlvp9xgqplysff0bn3w7wc9-pm_gitconfig.drv'...
  80. 9.22 s treefmt (post)> Uploading paths from nix-ci to cachix cache "sellout" /nix/store/v39lx7snzvf4cx3jn5g8v6nisc3c8w8d-treefmt
  81. 9.56 s treefmt (post)> Nothing to push - all store paths are already on Cachix.
  82. 9.57 s treefmt (post)> Uploading paths from nix-ci to the NixCI cache /nix/store/v39lx7snzvf4cx3jn5g8v6nisc3c8w8d-treefmt
  83. 9.61 s treefmt (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  84. 9.64 s treefmt (post)> copying 0 paths...
  85. 9.69 s treefmt (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  86. 9.90 s treefmt (post)> copying 2 paths...
  87. 9.90 s treefmt (post)> copying path '/nix/store/l141vl4plw7fzznxgswns2l8sb8qbg5q-treefmt.toml.drv' to 'https://cache.nix-ci.com'...
  88. 10.34 s treefmt (post)> copying path '/nix/store/7hysbg4d0sh2fbd7ghs9npcrslr5i9xv-treefmt.drv' to 'https://cache.nix-ci.com'...
  89. 10.52 s building '/nix/store/9r52vyfdvh0v3r6hsj80l1h95822vabg-pm-session-vars.sh.drv'...
  90. 10.53 s pm_gitconfig (post)> Uploading paths from nix-ci to cachix cache "sellout" /nix/store/ci9phcan84nff8yjzw5k1l4n16pw6mam-pm_gitconfig
  91. 10.87 s pm_gitconfig (post)> Nothing to push - all store paths are already on Cachix.
  92. 10.89 s pm_gitconfig (post)> Uploading paths from nix-ci to the NixCI cache /nix/store/ci9phcan84nff8yjzw5k1l4n16pw6mam-pm_gitconfig
  93. 10.92 s pm_gitconfig (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  94. 10.95 s pm_gitconfig (post)> copying 0 paths...
  95. 11.00 s pm_gitconfig (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  96. 11.16 s pm_gitconfig (post)> copying 1 paths...
  97. 11.16 s pm_gitconfig (post)> copying path '/nix/store/zbvgmhz7lzlvp9xgqplysff0bn3w7wc9-pm_gitconfig.drv' to 'https://cache.nix-ci.com'...
  98. 11.33 s building '/nix/store/mksljh7wawj2hdakqa8zq48mf1mhld11-project-manager-files-for-flaky.drv'...
  99. 11.35 s pm-session-vars.sh (post)> Uploading paths from nix-ci to cachix cache "sellout" /nix/store/ng90ca2b74394mbxpshcbv9nla4mx9hx-pm-session-vars.sh
  100. 11.70 s pm-session-vars.sh (post)> Nothing to push - all store paths are already on Cachix.
  101. 11.72 s pm-session-vars.sh (post)> Uploading paths from nix-ci to the NixCI cache /nix/store/ng90ca2b74394mbxpshcbv9nla4mx9hx-pm-session-vars.sh
  102. 11.75 s pm-session-vars.sh (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  103. 11.78 s pm-session-vars.sh (post)> copying 0 paths...
  104. 11.83 s pm-session-vars.sh (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  105. 12.03 s pm-session-vars.sh (post)> copying 1 paths...
  106. 12.03 s pm-session-vars.sh (post)> copying path '/nix/store/9r52vyfdvh0v3r6hsj80l1h95822vabg-pm-session-vars.sh.drv' to 'https://cache.nix-ci.com'...
  107. 12.23 s building '/nix/store/qi4x5bqrb6594nd7z7h95z72c91rd5s8-project-manager-path-for-flaky.drv'...
  108. 12.24 s project-manager-files-for-flaky (post)> Uploading paths from nix-ci to cachix cache "sellout" /nix/store/p5jkmprbm4zvffr6kkz8w0fqzip3vghm-project-manager-files-for-flaky
  109. 12.67 s project-manager-files-for-flaky (post)> Pushing 1 paths (19 are already present) using zstd to cache sellout ⏳
  110. 12.67 s project-manager-files-for-flaky (post)>
  111. 13.05 s project-manager-files-for-flaky (post)> Pushing /nix/store/p5jkmprbm4zvffr6kkz8w0fqzip3vghm-project-manager-files-for-flaky (8.02 KiB)
  112. 14.06 s project-manager-files-for-flaky (post)>
  113. 14.06 s project-manager-files-for-flaky (post)> All done.
  114. 14.08 s project-manager-files-for-flaky (post)> Uploading paths from nix-ci to the NixCI cache /nix/store/p5jkmprbm4zvffr6kkz8w0fqzip3vghm-project-manager-files-for-flaky
  115. 14.11 s project-manager-files-for-flaky (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  116. 14.29 s project-manager-files-for-flaky (post)> copying 1 paths...
  117. 14.29 s project-manager-files-for-flaky (post)> copying path '/nix/store/p5jkmprbm4zvffr6kkz8w0fqzip3vghm-project-manager-files-for-flaky' to 'https://cache.nix-ci.com'...
  118. 14.47 s project-manager-files-for-flaky (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  119. 14.62 s project-manager-files-for-flaky (post)> copying 1 paths...
  120. 14.62 s project-manager-files-for-flaky (post)> copying path '/nix/store/mksljh7wawj2hdakqa8zq48mf1mhld11-project-manager-files-for-flaky.drv' to 'https://cache.nix-ci.com'...
  121. 14.77 s project-manager-path-for-flaky> created 207 symlinks in user environment
  122. 14.80 s project-manager-path-for-flaky (post)> Uploading paths from nix-ci to cachix cache "sellout" /nix/store/rvy03w5ch7yif789av2393v1173zcaj0-project-manager-path-for-flaky
  123. 15.16 s project-manager-path-for-flaky (post)> Nothing to push - all store paths are already on Cachix.
  124. 15.17 s project-manager-path-for-flaky (post)> Uploading paths from nix-ci to the NixCI cache /nix/store/rvy03w5ch7yif789av2393v1173zcaj0-project-manager-path-for-flaky
  125. 15.21 s project-manager-path-for-flaky (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  126. 15.25 s project-manager-path-for-flaky (post)> copying 0 paths...
  127. 15.31 s project-manager-path-for-flaky (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  128. 15.59 s project-manager-path-for-flaky (post)> copying 1 paths...
  129. 15.74 s project-manager-path-for-flaky (post)> copying path '/nix/store/qi4x5bqrb6594nd7z7h95z72c91rd5s8-project-manager-path-for-flaky.drv' to 'https://cache.nix-ci.com'...
  130. 15.77 s building '/nix/store/ws9q8r073gqrw1nrypc52hrwcpyybc7d-activation-script.drv'...
  131. 15.83 s activation-script (post)> Uploading paths from nix-ci to cachix cache "sellout" /nix/store/pm389an93nqaihxj2d0a83kpjii6s3q8-activation-script
  132. 16.19 s activation-script (post)> Nothing to push - all store paths are already on Cachix.
  133. 16.20 s activation-script (post)> Uploading paths from nix-ci to the NixCI cache /nix/store/pm389an93nqaihxj2d0a83kpjii6s3q8-activation-script
  134. 16.24 s activation-script (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  135. 16.45 s activation-script (post)> copying 1 paths...
  136. 16.45 s activation-script (post)> copying path '/nix/store/pm389an93nqaihxj2d0a83kpjii6s3q8-activation-script' to 'https://cache.nix-ci.com'...
  137. 16.64 s activation-script (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  138. 16.93 s activation-script (post)> copying 1 paths...
  139. 16.93 s activation-script (post)> copying path '/nix/store/ws9q8r073gqrw1nrypc52hrwcpyybc7d-activation-script.drv' to 'https://cache.nix-ci.com'...
  140. 17.13 s building '/nix/store/idri8d961fbcfnn9l4flcpqfwz1w7d7x-project-manager-generation-for-flaky.drv'...
  141. 17.20 s project-manager-generation-for-flaky (post)> Uploading paths from nix-ci to cachix cache "sellout" /nix/store/kc982r1d85q1vb8n3snn04vkbkf07piv-project-manager-generation-for-flaky
  142. 17.65 s project-manager-generation-for-flaky (post)> Pushing 1 paths (202 are already present) using zstd to cache sellout ⏳
  143. 17.65 s project-manager-generation-for-flaky (post)>
  144. 18.03 s project-manager-generation-for-flaky (post)> Pushing /nix/store/kc982r1d85q1vb8n3snn04vkbkf07piv-project-manager-generation-for-flaky (10.02 KiB)
  145. 19.05 s project-manager-generation-for-flaky (post)>
  146. 19.05 s project-manager-generation-for-flaky (post)> All done.
  147. 19.07 s project-manager-generation-for-flaky (post)> Uploading paths from nix-ci to the NixCI cache /nix/store/kc982r1d85q1vb8n3snn04vkbkf07piv-project-manager-generation-for-flaky
  148. 19.10 s project-manager-generation-for-flaky (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  149. 19.12 s project-manager-generation-for-flaky (post)> copying 1 paths...
  150. 19.12 s project-manager-generation-for-flaky (post)> copying path '/nix/store/kc982r1d85q1vb8n3snn04vkbkf07piv-project-manager-generation-for-flaky' to 'https://cache.nix-ci.com'...
  151. 19.31 s project-manager-generation-for-flaky (post)> warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  152. 19.58 s project-manager-generation-for-flaky (post)> copying 1 paths...
  153. 19.58 s project-manager-generation-for-flaky (post)> copying path '/nix/store/idri8d961fbcfnn9l4flcpqfwz1w7d7x-project-manager-generation-for-flaky.drv' to 'https://cache.nix-ci.com'...
More Logs Raw Logs

Agent Instructions

Wait for completion, without logs:

curl --netrc -N https://nix-ci.com/gh:sellout:flaky/docs/7b973407c06ec43f90288197e77f97c4f003c145/c409c179-7181-4e54-a498-ae2b1bd5373f/wait

Latest logs, with timestamps (streams while running):

curl --netrc -N https://nix-ci.com/gh:sellout:flaky/docs/7b973407c06ec43f90288197e77f97c4f003c145/c409c179-7181-4e54-a498-ae2b1bd5373f/tail

All logs, with timestamps (available after completion):

curl --netrc https://nix-ci.com/gh:sellout:flaky/docs/7b973407c06ec43f90288197e77f97c4f003c145/c409c179-7181-4e54-a498-ae2b1bd5373f/logs

Raw logs, from the start (no timestamps):

curl --netrc -N https://nix-ci.com/gh:sellout:flaky/docs/7b973407c06ec43f90288197e77f97c4f003c145/c409c179-7181-4e54-a498-ae2b1bd5373f/raw-logs

Content types available for /logs and /tail (use Accept header):

Example:

curl --netrc -H "Accept: text/csv" https://nix-ci.com/gh:sellout:flaky/docs/7b973407c06ec43f90288197e77f97c4f003c145/c409c179-7181-4e54-a498-ae2b1bd5373f/logs

Reproduce locally: https://nix-ci.com/gh:sellout:flaky/docs/7b973407c06ec43f90288197e77f97c4f003c145/c409c179-7181-4e54-a498-ae2b1bd5373f/repro

For more instructions, fetch https://nix-ci.com/instructions .