build packages.x86_64-linux.crate-test-dependencies-idenso

Reproduce this run
  1. 0.00 s $ /nix/store/61685rbaxmpigwi3z23i33sv3jyfl70q-coreutils-9.11/bin/timeout --kill-after=15s 7200s /nix/store/wknkybkzrc16r11vk5vrykh4wmw7a353-nix-2.34.8/bin/nix --extra-experimental-features nix-command --extra-experimental-features flakes --log-format internal-json build --no-link --print-out-paths git+https://github.com/alphal00p/gammaloop?ref=push-zwxzqnpnzwwu&rev=d562102463e2c0f56d99fdc19b31f69d7015719d&shallow=1#packages.x86_64-linux.crate-test-dependencies-idenso --print-build-logs
  2. 0.09 s warning: ignoring untrusted flake configuration setting 'extra-substituters'.
  3. 0.09 s Pass '--accept-flake-config' to trust it
  4. 0.09 s warning: ignoring untrusted flake configuration setting 'extra-trusted-public-keys'.
  5. 0.09 s Pass '--accept-flake-config' to trust it
  6. 2.14 s
  7. 2.91 s Downloading cached gammaloop-ci-test-binary-dependencies-30b2ebd19832da3d-Cargo.toml from https://cache.nix-ci.com
  8. 2.94 s Building /nix/store/bp0hahc0q0g1vbaisip444hbd8ivbh7h-gammaloop-ci-test-dependencies-30b2ebd19832da3d-Cargo.toml.drv
  9. 2.96 s Downloaded cached gammaloop-ci-test-binary-dependencies-30b2ebd19832da3d-Cargo.toml (1224 B) in 42ms
  10. 3.07 s Building /nix/store/fbf87rwfls651y62lda6f1vqmdqzbj24-gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs.drv
  11. 3.07 s Progress: 0 of 5 built (2 building), 1 of 1 downloaded from cache
  12. 3.07 s [gammaloop-ci-test-dependencies-30b2ebd19832da3d-Cargo.toml] structuredAttrs is enabled
  13. 3.08 s [gammaloop-ci-test-dependencies-30b2ebd19832da3d-Cargo.toml:post-build] Uploading to the NixCI cache: /nix/store/kbc9xb0v55w86zpficr2i0ivlaybwak8-gammaloop-ci-test-dependencies-30b2ebd19832da3d-Cargo.toml
  14. 3.13 s [gammaloop-ci-test-dependencies-30b2ebd19832da3d-Cargo.toml:post-build] warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  15. 3.25 s [gammaloop-ci-test-dependencies-30b2ebd19832da3d-Cargo.toml:post-build] copying 0 paths...
  16. 3.31 s [gammaloop-ci-test-dependencies-30b2ebd19832da3d-Cargo.toml:post-build] warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  17. 3.45 s [gammaloop-ci-test-dependencies-30b2ebd19832da3d-Cargo.toml:post-build] copying 0 paths...
  18. 3.46 s Uploaded gammaloop-ci-test-dependencies-30b2ebd19832da3d-Cargo.toml in 390ms
  19. 3.46 s Progress: 1 of 5 built (1 building), 1 of 1 downloaded from cache
  20. 3.46 s Built gammaloop-ci-test-dependencies-30b2ebd19832da3d-Cargo.toml in 522ms
  21. 8.72 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs] compressing and installing full archive of target to /nix/store/kk90v5yipi2hv563bld27gyazfqk1kr6-gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs/target.tar.zst as requested
  22. 10.85 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs] /*stdin*\ : 25.96% ( 2.44 GiB => 649 MiB, /nix/store/kk90v5yipi2hv563bld27gyazfqk1kr6-gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs/target.tar.zst)
  23. 12.06 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs:post-build] Uploading to the NixCI cache: /nix/store/kk90v5yipi2hv563bld27gyazfqk1kr6-gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs
  24. 12.10 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs:post-build] warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  25. 12.14 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs:post-build] copying 1 paths...
  26. 12.14 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs:post-build] copying path '/nix/store/kk90v5yipi2hv563bld27gyazfqk1kr6-gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs' to 'https://cache.nix-ci.com'...
  27. 70.25 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs:post-build] warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  28. 70.58 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs:post-build] copying 1 paths...
  29. 70.58 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs:post-build] copying path '/nix/store/fbf87rwfls651y62lda6f1vqmdqzbj24-gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs.drv' to 'https://cache.nix-ci.com'...
  30. 70.84 s Uploaded gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs in 58.7s
  31. 70.84 s Progress: 2 of 5 built, 1 of 1 downloaded from cache
  32. 70.84 s Built gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs in 1m07s
  33. 70.91 s Building /nix/store/7g2kzac7q132z6g5pvs3dw5754jd16zg-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0.drv
  34. 70.97 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Phase: unpackPhase
  35. 70.98 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] unpacking source archive /nix/store/blcdva4jkr2izx9v71sib12c2v7rqnyi-source
  36. 70.99 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] source root is source
  37. 71.01 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Phase: patchPhase
  38. 71.13 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Executing configureCargoCommonVars
  39. 71.14 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] decompressing cargo artifacts from /nix/store/kk90v5yipi2hv563bld27gyazfqk1kr6-gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs/target.tar.zst to target
  40. 73.45 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Phase: updateAutotoolsGnuConfigScriptsPhase
  41. 73.48 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Phase: configurePhase
  42. 73.48 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] will append /build/source/.cargo-home/config.toml with contents of /nix/store/c7lwckzlfrfsdw1ay0aqz4dpc2j7ry8d-vendor-cargo-deps/config.toml
  43. 73.49 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] default configurePhase, nothing to do
  44. 73.49 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Phase: buildPhase
  45. 73.51 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] +++ command cargo --version
  46. 73.51 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] cargo 1.98.1 (797e8a9bc 2026-08-05)
  47. 73.51 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] +++ command cargo build --profile ci-optim --offline -p gammaloop-ci-test-binary-dependencies-30b2ebd19832da3d -p idenso --features idenso/bincode,idenso/reference-cases,linnet/bincode,linnet/drawing,linnet/nodestore-vec,linnet/rkyv,linnet/serde,linnet/symbolica,spenso/shadowing,symbolica/tracing_max_level_info --lib
  48. 73.81 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling num-complex v0.4.6
  49. 73.82 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling num-bigint v0.4.6
  50. 73.83 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling rustc_version v0.4.1
  51. 73.83 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling cgmath v0.18.0
  52. 73.83 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling rkyv v0.7.46
  53. 73.83 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling tabled_derive v0.12.0
  54. 73.84 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling gungraun-runner v0.18.2
  55. 73.84 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling derive_more v0.99.20
  56. 73.84 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling enum-try-as-inner v0.1.1
  57. 73.85 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling spenso-macros v0.3.2 (/build/source/crates/spenso-macros)
  58. 73.85 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling delegate v0.12.0
  59. 73.86 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling gammaloop-ci-test-binary-dependencies-30b2ebd19832da3d v0.1.0 (/build/source/crates/gammaloop-ci-test-binary-dependencies-30b2ebd19832da3d)
  60. 73.86 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling insta v1.47.2
  61. 73.86 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling delegate v0.13.5
  62. 74.16 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling simba v0.9.1
  63. 74.21 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling gungraun-macros v0.8.0
  64. 74.91 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling num-rational v0.4.2
  65. 75.25 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling symjit v2.25.6
  66. 75.29 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling num v0.4.3
  67. 77.90 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling xprec v0.2.2
  68. 78.13 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling numerica v3.0.0
  69. 78.67 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling tabled v0.22.0
  70. 79.77 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling gungraun v0.18.2
  71. 82.02 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling graphica v3.0.0
  72. 82.32 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling symbolica v3.0.0
  73. 112.51 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling gammaloop-workspace-hack v0.1.0 (/build/source/crates/gammaloop-workspace-hack)
  74. 112.51 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling symbolica-utils v0.1.0 (/build/source/crates/symbolica-utils)
  75. 112.93 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling linnet v0.17.0 (/build/source/crates/linnet)
  76. 122.02 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling spenso v0.6.0 (/build/source/crates/spenso)
  77. 135.69 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Compiling idenso v0.3.0 (/build/source/crates/idenso)
  78. 349.20 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Finished `ci-optim` profile [optimized] target(s) in 4m 35s
  79. 349.37 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] warning: the following packages contain code that will be rejected by a future version of Rust: proc-macro-error2 v2.0.1
  80. 349.37 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
  81. 349.48 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] compressing and installing full archive of ci-incremental-target to /nix/store/0aj3lxx1vp865w5hmvwjig0kl1v0ahvh-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0-incremental/target.tar.zst as requested
  82. 350.26 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] /*stdin*\ : 38.01% ( 347 MiB => 132 MiB, /nix/store/0aj3lxx1vp865w5hmvwjig0kl1v0ahvh-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0-incremental/target.tar.zst)
  83. 350.29 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] buildPhase completed in 4 minutes 37 seconds
  84. 350.29 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Phase: installPhase
  85. 350.30 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] linking previous artifacts /nix/store/kk90v5yipi2hv563bld27gyazfqk1kr6-gammaloop-crate-test-dependencies-30b2ebd19832da3d-inputs/target.tar.zst to /nix/store/200nrwbg5b04whsfg8rk5ybcv230si3r-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0/target.tar.zst
  86. 350.97 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] /*stdin*\ : 27.18% ( 337 MiB => 91.5 MiB, /nix/store/200nrwbg5b04whsfg8rk5ybcv230si3r-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0/target.tar.zst)
  87. 351.01 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] Phase: fixupPhase
  88. 351.03 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] shrinking RPATHs of ELF executables and libraries in /nix/store/200nrwbg5b04whsfg8rk5ybcv230si3r-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0
  89. 351.03 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] checking for references to /build/ in /nix/store/200nrwbg5b04whsfg8rk5ybcv230si3r-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0...
  90. 351.04 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] patching script interpreter paths in /nix/store/200nrwbg5b04whsfg8rk5ybcv230si3r-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0
  91. 351.05 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] shrinking RPATHs of ELF executables and libraries in /nix/store/0aj3lxx1vp865w5hmvwjig0kl1v0ahvh-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0-incremental
  92. 351.05 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] checking for references to /build/ in /nix/store/0aj3lxx1vp865w5hmvwjig0kl1v0ahvh-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0-incremental...
  93. 351.06 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps] patching script interpreter paths in /nix/store/0aj3lxx1vp865w5hmvwjig0kl1v0ahvh-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0-incremental
  94. 352.06 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps:post-build] Uploading to the NixCI cache: /nix/store/0aj3lxx1vp865w5hmvwjig0kl1v0ahvh-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0-incremental /nix/store/200nrwbg5b04whsfg8rk5ybcv230si3r-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0
  95. 352.12 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps:post-build] warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  96. 352.45 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps:post-build] copying 2 paths...
  97. 352.45 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps:post-build] copying path '/nix/store/0aj3lxx1vp865w5hmvwjig0kl1v0ahvh-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0-incremental' to 'https://cache.nix-ci.com'...
  98. 352.45 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps:post-build] copying path '/nix/store/200nrwbg5b04whsfg8rk5ybcv230si3r-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0' to 'https://cache.nix-ci.com'...
  99. 371.91 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps:post-build] warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  100. 372.27 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps:post-build] copying 2 paths...
  101. 372.27 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps:post-build] copying path '/nix/store/blcdva4jkr2izx9v71sib12c2v7rqnyi-source' to 'https://cache.nix-ci.com'...
  102. 373.75 s [gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps:post-build] copying path '/nix/store/7g2kzac7q132z6g5pvs3dw5754jd16zg-gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps-0.1.0.drv' to 'https://cache.nix-ci.com'...
  103. 374.02 s Uploaded gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps in 21.9s
  104. 374.02 s Progress: 3 of 5 built, 1 of 1 downloaded from cache
  105. 374.02 s Built gammaloop-crate-test-dependencies-30b2ebd19832da3d-deps in 5m03s
  106. 374.09 s Building /nix/store/6g2ykkfmdsbhbfigafmk2pmmv4cgf66r-nix-ci-artifact-barrier-crate-test-dependencies-idenso.drv
  107. 374.16 s [nix-ci-artifact-barrier-crate-test-dependencies-idenso:post-build] Uploading to the NixCI cache: /nix/store/dmycc2dv9liwg5yczhqq8qm5izwij1d3-nix-ci-artifact-barrier-crate-test-dependencies-idenso
  108. 374.20 s [nix-ci-artifact-barrier-crate-test-dependencies-idenso:post-build] warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  109. 374.24 s [nix-ci-artifact-barrier-crate-test-dependencies-idenso:post-build] copying 1 paths...
  110. 374.24 s [nix-ci-artifact-barrier-crate-test-dependencies-idenso:post-build] copying path '/nix/store/dmycc2dv9liwg5yczhqq8qm5izwij1d3-nix-ci-artifact-barrier-crate-test-dependencies-idenso' to 'https://cache.nix-ci.com'...
  111. 374.60 s [nix-ci-artifact-barrier-crate-test-dependencies-idenso:post-build] warning: 'warn-short-path-literals' is deprecated, use 'lint-short-path-literals = ignore' instead
  112. 374.91 s [nix-ci-artifact-barrier-crate-test-dependencies-idenso:post-build] copying 1 paths...
  113. 374.91 s [nix-ci-artifact-barrier-crate-test-dependencies-idenso:post-build] copying path '/nix/store/6g2ykkfmdsbhbfigafmk2pmmv4cgf66r-nix-ci-artifact-barrier-crate-test-dependencies-idenso.drv' to 'https://cache.nix-ci.com'...
  114. 375.16 s Uploaded nix-ci-artifact-barrier-crate-test-dependencies-idenso in 1.0s
  115. 375.17 s Progress: 4 of 5 built, 1 of 1 downloaded from cache
  116. 375.17 s Built nix-ci-artifact-barrier-crate-test-dependencies-idenso in 1.0s
  117. 375.17 s Progress: 5 of 5 built, 1 of 1 downloaded from cache
  118. 375.17 s /nix/store/dmycc2dv9liwg5yczhqq8qm5izwij1d3-nix-ci-artifact-barrier-crate-test-dependencies-idenso
  119. 375.21 s Build succeeded.
More Logs Raw Logs

Agent Instructions

Wait for completion, without logs:

curl --netrc -N https://nix-ci.com/gh:alphal00p:gammaloop/push-zwxzqnpnzwwu/d562102463e2c0f56d99fdc19b31f69d7015719d/f1e220dd-9053-4f7f-8000-1b2857eefc2b/wait

Latest logs, with timestamps (streams while running):

curl --netrc -N https://nix-ci.com/gh:alphal00p:gammaloop/push-zwxzqnpnzwwu/d562102463e2c0f56d99fdc19b31f69d7015719d/f1e220dd-9053-4f7f-8000-1b2857eefc2b/tail

All logs, with timestamps (available after completion):

curl --netrc https://nix-ci.com/gh:alphal00p:gammaloop/push-zwxzqnpnzwwu/d562102463e2c0f56d99fdc19b31f69d7015719d/f1e220dd-9053-4f7f-8000-1b2857eefc2b/logs

Raw logs, from the start (no timestamps):

curl --netrc -N https://nix-ci.com/gh:alphal00p:gammaloop/push-zwxzqnpnzwwu/d562102463e2c0f56d99fdc19b31f69d7015719d/f1e220dd-9053-4f7f-8000-1b2857eefc2b/raw-logs

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

Example:

curl --netrc -H "Accept: text/csv" https://nix-ci.com/gh:alphal00p:gammaloop/push-zwxzqnpnzwwu/d562102463e2c0f56d99fdc19b31f69d7015719d/f1e220dd-9053-4f7f-8000-1b2857eefc2b/logs

Reproduce locally: https://nix-ci.com/gh:alphal00p:gammaloop/push-zwxzqnpnzwwu/d562102463e2c0f56d99fdc19b31f69d7015719d/f1e220dd-9053-4f7f-8000-1b2857eefc2b/repro

This page is also available in machine-friendly formats. Request one with the Accept header:

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