these 2 derivations will be built:
  /nix/store/38gcw20z49y87b0lf5mbb0kkp5m70621-swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz.drv
  /nix/store/haqryn5j43vqsnh1slqisqr7q9sanb2l-swamp-20260827.012103.0-sha.89734f5f.drv
building '/nix/store/3k3szz5pr81zjcjqsl1wv9a35r1ah1b8-swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz.drv'
swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz> structuredAttrs is enabled
swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz> 
swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz> trying https://artifacts.swamp-club.com/swamp/20260827.012103.0-sha.89734f5f/binary/linux/x86_64/swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz
swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz>   % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz>                                  Dload  Upload  Total   Spent   Left   Speed
swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz> 
swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz>   0      0   0      0   0      0      0      0                              0
swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz>   9 112.0M   9 10.87M   0      0 10.16M      0   00:11   00:01   00:10 10.88M
swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz>  80 112.0M  80 89.62M   0      0 43.31M      0   00:02   00:02         44.85M
swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz> 100 112.0M 100 112.0M   0      0 47.47M      0   00:02   00:02         44.85M
swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz> 100 112.0M 100 112.0M   0      0 47.47M      0   00:02   00:02         44.85M
swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz> 100 112.0M 100 112.0M   0      0 47.47M      0   00:02   00:02         44.85M
building '/nix/store/haqryn5j43vqsnh1slqisqr7q9sanb2l-swamp-20260827.012103.0-sha.89734f5f.drv'
swamp-20260827.012103.0-sha.89734f5f> Using versionCheckHook
swamp-20260827.012103.0-sha.89734f5f> Running phase: unpackPhase
swamp-20260827.012103.0-sha.89734f5f> unpacking source archive /nix/store/pbr6prlinj328f72xrbfx6mrrvc7rhqq-swamp-20260827.012103.0-sha.89734f5f-binary-linux-x86_64.tar.gz
swamp-20260827.012103.0-sha.89734f5f> source root is .
swamp-20260827.012103.0-sha.89734f5f> setting SOURCE_DATE_EPOCH to timestamp 1787794684 of file "./swamp"
swamp-20260827.012103.0-sha.89734f5f> Running phase: patchPhase
swamp-20260827.012103.0-sha.89734f5f> Running phase: updateAutotoolsGnuConfigScriptsPhase
swamp-20260827.012103.0-sha.89734f5f> Running phase: configurePhase
swamp-20260827.012103.0-sha.89734f5f> no configure script, doing nothing
swamp-20260827.012103.0-sha.89734f5f> Running phase: buildPhase
swamp-20260827.012103.0-sha.89734f5f> no Makefile or custom buildPhase, doing nothing
swamp-20260827.012103.0-sha.89734f5f> Running phase: installPhase
swamp-20260827.012103.0-sha.89734f5f> Running phase: fixupPhase
swamp-20260827.012103.0-sha.89734f5f> shrinking RPATHs of ELF executables and libraries in /nix/store/97jrlr5yfr1c8nshidadan42pq87yvix-swamp-20260827.012103.0-sha.89734f5f
swamp-20260827.012103.0-sha.89734f5f> shrinking /nix/store/97jrlr5yfr1c8nshidadan42pq87yvix-swamp-20260827.012103.0-sha.89734f5f/bin/swamp
swamp-20260827.012103.0-sha.89734f5f> checking for references to /build/ in /nix/store/97jrlr5yfr1c8nshidadan42pq87yvix-swamp-20260827.012103.0-sha.89734f5f...
swamp-20260827.012103.0-sha.89734f5f> patching script interpreter paths in /nix/store/97jrlr5yfr1c8nshidadan42pq87yvix-swamp-20260827.012103.0-sha.89734f5f
swamp-20260827.012103.0-sha.89734f5f> wrapBuddy: wrapping paths: /nix/store/97jrlr5yfr1c8nshidadan42pq87yvix-swamp-20260827.012103.0-sha.89734f5f
swamp-20260827.012103.0-sha.89734f5f> Using interpreter: /nix/store/0d8g8n0a11v6f5m2h416ajyxmnkwc3md-glibc-2.42-67/lib/ld-linux-x86-64.so.2
swamp-20260827.012103.0-sha.89734f5f> 64-bit stub: 407 bytes
swamp-20260827.012103.0-sha.89734f5f> 32-bit stub: 441 bytes
swamp-20260827.012103.0-sha.89734f5f> Patching: /nix/store/97jrlr5yfr1c8nshidadan42pq87yvix-swamp-20260827.012103.0-sha.89734f5f/bin/swamp
swamp-20260827.012103.0-sha.89734f5f>   ELF class: 64-bit
swamp-20260827.012103.0-sha.89734f5f>   Original entry: 0x2271000 (file offset: 0x2270000)
swamp-20260827.012103.0-sha.89734f5f>   Available space at entry: 50417312 bytes
swamp-20260827.012103.0-sha.89734f5f>   Stub size: 407 bytes (padded to 416)
swamp-20260827.012103.0-sha.89734f5f>   Wrote config to /nix/store/97jrlr5yfr1c8nshidadan42pq87yvix-swamp-20260827.012103.0-sha.89734f5f/bin/.swamp.wrapbuddy
swamp-20260827.012103.0-sha.89734f5f>   Overwrote 416 bytes at entry point
swamp-20260827.012103.0-sha.89734f5f>   Converted PT_INTERP to PT_NULL
swamp-20260827.012103.0-sha.89734f5f> Patched: /nix/store/97jrlr5yfr1c8nshidadan42pq87yvix-swamp-20260827.012103.0-sha.89734f5f/bin/swamp
swamp-20260827.012103.0-sha.89734f5f> Running phase: installCheckPhase
swamp-20260827.012103.0-sha.89734f5f> Executing versionCheckPhase
swamp-20260827.012103.0-sha.89734f5f> Successfully managed to find version 20260827.012103.0-sha.89734f5f in the output of the command /nix/store/97jrlr5yfr1c8nshidadan42pq87yvix-swamp-20260827.012103.0-sha.89734f5f/bin/swamp --version
swamp-20260827.012103.0-sha.89734f5f> swamp 20260827.012103.0-sha.89734f5f
swamp-20260827.012103.0-sha.89734f5f> Finished versionCheckPhase
swamp-20260827.012103.0-sha.89734f5f> no Makefile or custom installCheckPhase, doing nothing

post-build step Upload to niks3: ok
time=2026-08-27T01:54:15.372Z level=INFO msg="Uploading 1 paths to niks3.numtide.com (7 already cached)"
time=2026-08-27T01:54:15.372Z level=INFO msg="Uploading 97jrlr5yfr1c8nshidadan42pq87yvix-swamp-20260827.012103.0-sha.89734f5f (350.8MB)"
time=2026-08-27T01:54:24.336Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-27T01:54:24.633Z level=INFO msg="Upload complete. (9.443s)"