this derivation will be built:
  /nix/store/qa3pyppjfjr0cgcln2xbznsh1ldbgvcs-swamp-20260828.013403.0-sha.4bde205b.drv
building '/nix/store/qa3pyppjfjr0cgcln2xbznsh1ldbgvcs-swamp-20260828.013403.0-sha.4bde205b.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/qa3pyppjfjr0cgcln2xbznsh1ldbgvcs-swamp-20260828.013403.0-sha.4bde205b.drv'
swamp-20260828.013403.0-sha.4bde205b> Using versionCheckHook
swamp-20260828.013403.0-sha.4bde205b> Running phase: unpackPhase
swamp-20260828.013403.0-sha.4bde205b> unpacking source archive /nix/store/vib1r8xff10xr38802anm90d8h063brp-swamp-20260828.013403.0-sha.4bde205b-binary-darwin-aarch64.tar.gz
swamp-20260828.013403.0-sha.4bde205b> source root is .
swamp-20260828.013403.0-sha.4bde205b> setting SOURCE_DATE_EPOCH to timestamp 1787899792 of file "./env-vars"
swamp-20260828.013403.0-sha.4bde205b> warning: file "./env-vars" may be generated; SOURCE_DATE_EPOCH may be non-deterministic
swamp-20260828.013403.0-sha.4bde205b> Running phase: patchPhase
swamp-20260828.013403.0-sha.4bde205b> Running phase: updateAutotoolsGnuConfigScriptsPhase
swamp-20260828.013403.0-sha.4bde205b> Running phase: configurePhase
swamp-20260828.013403.0-sha.4bde205b> no configure script, doing nothing
swamp-20260828.013403.0-sha.4bde205b> Running phase: buildPhase
swamp-20260828.013403.0-sha.4bde205b> no Makefile or custom buildPhase, doing nothing
swamp-20260828.013403.0-sha.4bde205b> Running phase: installPhase
swamp-20260828.013403.0-sha.4bde205b> Running phase: fixupPhase
swamp-20260828.013403.0-sha.4bde205b> checking for references to /nix/var/nix/builds/nix-79497-1121915076/ in /nix/store/71s3yxh9w6xg6zngv5p5xc0bwfa3llmg-swamp-20260828.013403.0-sha.4bde205b...
swamp-20260828.013403.0-sha.4bde205b> patching script interpreter paths in /nix/store/71s3yxh9w6xg6zngv5p5xc0bwfa3llmg-swamp-20260828.013403.0-sha.4bde205b
swamp-20260828.013403.0-sha.4bde205b> Running phase: installCheckPhase
swamp-20260828.013403.0-sha.4bde205b> Executing versionCheckPhase
swamp-20260828.013403.0-sha.4bde205b> Successfully managed to find version 20260828.013403.0-sha.4bde205b in the output of the command /nix/store/71s3yxh9w6xg6zngv5p5xc0bwfa3llmg-swamp-20260828.013403.0-sha.4bde205b/bin/swamp --version
swamp-20260828.013403.0-sha.4bde205b> swamp 20260828.013403.0-sha.4bde205b
swamp-20260828.013403.0-sha.4bde205b> Finished versionCheckPhase
swamp-20260828.013403.0-sha.4bde205b> no Makefile or custom installCheckPhase, doing nothing

post-build step Upload to niks3: ok
time=2026-08-28T06:50:02.719Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-28T06:50:03.218Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-28T06:50:03.657Z level=INFO msg="Upload complete. (1.021s)"