these 2 derivations will be built:
  /nix/store/rgr3yqjj1afz9cg65j2ckh1skxgn3wm0-swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz.drv
  /nix/store/yys0ymkhpi9bjcrlwvndi38cx27mnycw-swamp-20260831.195211.0-sha.059fda44.drv
building '/nix/store/s7lgsmbzzgy5lhrhdx7cqvgflyw3kznv-swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/s7lgsmbzzgy5lhrhdx7cqvgflyw3kznv-swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz.drv'
swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz> structuredAttrs is enabled
swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz> 
swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz> trying https://artifacts.swamp-club.com/swamp/20260831.195211.0-sha.059fda44/binary/darwin/aarch64/swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz
swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz>   % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz>                                  Dload  Upload  Total   Spent   Left   Speed
swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz> 
swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz>   0      0   0      0   0      0      0      0                              0
swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz>  18 98.12M  18 18.46M   0      0 17.59M      0   00:05   00:01   00:04 18.42M
swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz>  99 98.12M  99 98.02M   0      0 47.85M      0   00:02   00:02         48.99M
swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz> 100 98.12M 100 98.12M   0      0 47.88M      0   00:02   00:02         48.99M
swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz> 100 98.12M 100 98.12M   0      0 47.88M      0   00:02   00:02         48.99M
swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz> 100 98.12M 100 98.12M   0      0 47.88M      0   00:02   00:02         48.99M
building '/nix/store/yys0ymkhpi9bjcrlwvndi38cx27mnycw-swamp-20260831.195211.0-sha.059fda44.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/yys0ymkhpi9bjcrlwvndi38cx27mnycw-swamp-20260831.195211.0-sha.059fda44.drv'
swamp-20260831.195211.0-sha.059fda44> Using versionCheckHook
swamp-20260831.195211.0-sha.059fda44> Running phase: unpackPhase
swamp-20260831.195211.0-sha.059fda44> unpacking source archive /nix/store/k00qm05af35kh12agqfsdjbyavh5rlry-swamp-20260831.195211.0-sha.059fda44-binary-darwin-aarch64.tar.gz
swamp-20260831.195211.0-sha.059fda44> source root is .
swamp-20260831.195211.0-sha.059fda44> setting SOURCE_DATE_EPOCH to timestamp 1788207565 of file "./swamp"
swamp-20260831.195211.0-sha.059fda44> Running phase: patchPhase
swamp-20260831.195211.0-sha.059fda44> Running phase: updateAutotoolsGnuConfigScriptsPhase
swamp-20260831.195211.0-sha.059fda44> Running phase: configurePhase
swamp-20260831.195211.0-sha.059fda44> no configure script, doing nothing
swamp-20260831.195211.0-sha.059fda44> Running phase: buildPhase
swamp-20260831.195211.0-sha.059fda44> no Makefile or custom buildPhase, doing nothing
swamp-20260831.195211.0-sha.059fda44> Running phase: installPhase
swamp-20260831.195211.0-sha.059fda44> Running phase: fixupPhase
swamp-20260831.195211.0-sha.059fda44> checking for references to /nix/var/nix/builds/nix-16912-3672365738/ in /nix/store/0rhkg6ld7jhckbyqllyyf16jswixrnh9-swamp-20260831.195211.0-sha.059fda44...
swamp-20260831.195211.0-sha.059fda44> patching script interpreter paths in /nix/store/0rhkg6ld7jhckbyqllyyf16jswixrnh9-swamp-20260831.195211.0-sha.059fda44
swamp-20260831.195211.0-sha.059fda44> Running phase: installCheckPhase
swamp-20260831.195211.0-sha.059fda44> Executing versionCheckPhase
swamp-20260831.195211.0-sha.059fda44> Successfully managed to find version 20260831.195211.0-sha.059fda44 in the output of the command /nix/store/0rhkg6ld7jhckbyqllyyf16jswixrnh9-swamp-20260831.195211.0-sha.059fda44/bin/swamp --version
swamp-20260831.195211.0-sha.059fda44> swamp 20260831.195211.0-sha.059fda44
swamp-20260831.195211.0-sha.059fda44> Finished versionCheckPhase
swamp-20260831.195211.0-sha.059fda44> no Makefile or custom installCheckPhase, doing nothing

post-build step Upload to niks3: ok
time=2026-08-31T21:27:39.450Z level=INFO msg="Uploading 1 paths to niks3.numtide.com (0 already cached)"
time=2026-08-31T21:27:39.450Z level=INFO msg="Uploading 0rhkg6ld7jhckbyqllyyf16jswixrnh9-swamp-20260831.195211.0-sha.059fda44 (299.3MB)"
time=2026-08-31T21:27:48.037Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-31T21:27:48.404Z level=INFO msg="Upload complete. (9.153s)"