these 2 derivations will be built:
  /nix/store/lxl1da8rnzidnxsh0cqg0xxnl1qrx0ra-swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz.drv
  /nix/store/rjcx5329ds8f5n45zqvdnlpss3z9ljc8-swamp-20260828.231706.0-sha.ca29674e.drv
building '/nix/store/z083px90w75icradypaq6q34y6zq4pwn-swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/z083px90w75icradypaq6q34y6zq4pwn-swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz.drv'
swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz> structuredAttrs is enabled
swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz> 
swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz> trying https://artifacts.swamp-club.com/swamp/20260828.231706.0-sha.ca29674e/binary/darwin/aarch64/swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz
swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz>   % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz>                                  Dload  Upload  Total   Spent   Left   Speed
swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz> 
swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz>   0      0   0      0   0      0      0      0                              0
swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz>   2 98.12M   2  2.28M   0      0  2.10M      0   00:46   00:01   00:45  2.28M
swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz>  75 98.12M  75 74.02M   0      0 35.53M      0   00:02   00:02         37.03M
swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz> 100 98.12M 100 98.12M   0      0 40.85M      0   00:02   00:02         37.03M
swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz> 100 98.12M 100 98.12M   0      0 40.85M      0   00:02   00:02         37.03M
swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz> 100 98.12M 100 98.12M   0      0 40.85M      0   00:02   00:02         37.03M
building '/nix/store/rjcx5329ds8f5n45zqvdnlpss3z9ljc8-swamp-20260828.231706.0-sha.ca29674e.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/rjcx5329ds8f5n45zqvdnlpss3z9ljc8-swamp-20260828.231706.0-sha.ca29674e.drv'
swamp-20260828.231706.0-sha.ca29674e> Using versionCheckHook
swamp-20260828.231706.0-sha.ca29674e> Running phase: unpackPhase
swamp-20260828.231706.0-sha.ca29674e> unpacking source archive /nix/store/8ndccyv8ixj85dvrfr14qjd6z4njkah5-swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz
swamp-20260828.231706.0-sha.ca29674e> source root is .
swamp-20260828.231706.0-sha.ca29674e> setting SOURCE_DATE_EPOCH to timestamp 1787959965 of file "./swamp"
swamp-20260828.231706.0-sha.ca29674e> Running phase: patchPhase
swamp-20260828.231706.0-sha.ca29674e> Running phase: updateAutotoolsGnuConfigScriptsPhase
swamp-20260828.231706.0-sha.ca29674e> Running phase: configurePhase
swamp-20260828.231706.0-sha.ca29674e> no configure script, doing nothing
swamp-20260828.231706.0-sha.ca29674e> Running phase: buildPhase
swamp-20260828.231706.0-sha.ca29674e> no Makefile or custom buildPhase, doing nothing
swamp-20260828.231706.0-sha.ca29674e> Running phase: installPhase
swamp-20260828.231706.0-sha.ca29674e> Running phase: fixupPhase
swamp-20260828.231706.0-sha.ca29674e> checking for references to /nix/var/nix/builds/nix-12548-1394363920/ in /nix/store/xc06mgz9cgj1h20ykgpph1hz5s806ala-swamp-20260828.231706.0-sha.ca29674e...
swamp-20260828.231706.0-sha.ca29674e> patching script interpreter paths in /nix/store/xc06mgz9cgj1h20ykgpph1hz5s806ala-swamp-20260828.231706.0-sha.ca29674e
swamp-20260828.231706.0-sha.ca29674e> Running phase: installCheckPhase
swamp-20260828.231706.0-sha.ca29674e> Executing versionCheckPhase
swamp-20260828.231706.0-sha.ca29674e> Successfully managed to find version 20260828.231706.0-sha.ca29674e in the output of the command /nix/store/xc06mgz9cgj1h20ykgpph1hz5s806ala-swamp-20260828.231706.0-sha.ca29674e/bin/swamp --version
swamp-20260828.231706.0-sha.ca29674e> swamp 20260828.231706.0-sha.ca29674e
swamp-20260828.231706.0-sha.ca29674e> Finished versionCheckPhase
swamp-20260828.231706.0-sha.ca29674e> no Makefile or custom installCheckPhase, doing nothing

post-build step Upload to niks3: ok
time=2026-08-29T05:59:48.041Z level=INFO msg="Uploading 1 paths to niks3.numtide.com (0 already cached)"
time=2026-08-29T05:59:48.041Z level=INFO msg="Uploading xc06mgz9cgj1h20ykgpph1hz5s806ala-swamp-20260828.231706.0-sha.ca29674e (299.3MB)"
time=2026-08-29T05:59:59.076Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-29T05:59:59.540Z level=INFO msg="Upload complete. (11.695s)"