these 2 derivations will be built:
  /nix/store/3l02qcngbkk1dangl136r1l5fb3fj0y3-swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz.drv
  /nix/store/27pjgrjb16jwvr84bhap25cz5cclfq3c-swamp-20260824.153711.0-sha.14dc4881.drv
building '/nix/store/0jsy6mlckz3lggm3i1vpnvjg4p71dd4a-swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz.drv'
swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz> structuredAttrs is enabled
swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz> 
swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz> trying https://artifacts.swamp-club.com/swamp/20260824.153711.0-sha.14dc4881/binary/linux/x86_64/swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz
swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz>   % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz>                                  Dload  Upload  Total   Spent   Left   Speed
swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz> 
swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz>   0      0   0      0   0      0      0      0                              0
swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz>   2 111.7M   2  2.40M   0      0  2.29M      0   00:48   00:01   00:47  2.39M
swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz>  42 111.7M  42 47.05M   0      0 22.96M      0   00:04   00:02   00:02 23.49M
swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz>  66 111.7M  66 74.38M   0      0 24.29M      0   00:04   00:03   00:01 24.66M
swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz>  98 111.7M  98 109.6M   0      0 26.98M      0   00:04   00:04         27.29M
swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz> 100 111.7M 100 111.7M   0      0 27.02M      0   00:04   00:04         27.29M
swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz> 100 111.7M 100 111.7M   0      0 27.02M      0   00:04   00:04         27.29M
swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz> 100 111.7M 100 111.7M   0      0 27.02M      0   00:04   00:04         27.29M
building '/nix/store/27pjgrjb16jwvr84bhap25cz5cclfq3c-swamp-20260824.153711.0-sha.14dc4881.drv'
swamp-20260824.153711.0-sha.14dc4881> Using versionCheckHook
swamp-20260824.153711.0-sha.14dc4881> Running phase: unpackPhase
swamp-20260824.153711.0-sha.14dc4881> unpacking source archive /nix/store/frximq3h15z27211d6p0jwqp89mli342-swamp-20260824.153711.0-sha.14dc4881-binary-linux-x86_64.tar.gz
swamp-20260824.153711.0-sha.14dc4881> source root is .
swamp-20260824.153711.0-sha.14dc4881> setting SOURCE_DATE_EPOCH to timestamp 1787586999 of file "./swamp"
swamp-20260824.153711.0-sha.14dc4881> Running phase: patchPhase
swamp-20260824.153711.0-sha.14dc4881> Running phase: updateAutotoolsGnuConfigScriptsPhase
swamp-20260824.153711.0-sha.14dc4881> Running phase: configurePhase
swamp-20260824.153711.0-sha.14dc4881> no configure script, doing nothing
swamp-20260824.153711.0-sha.14dc4881> Running phase: buildPhase
swamp-20260824.153711.0-sha.14dc4881> no Makefile or custom buildPhase, doing nothing
swamp-20260824.153711.0-sha.14dc4881> Running phase: installPhase
swamp-20260824.153711.0-sha.14dc4881> Running phase: fixupPhase
swamp-20260824.153711.0-sha.14dc4881> shrinking RPATHs of ELF executables and libraries in /nix/store/zrr385fqwhdah5h8a7b8kcmbwsww69pk-swamp-20260824.153711.0-sha.14dc4881
swamp-20260824.153711.0-sha.14dc4881> shrinking /nix/store/zrr385fqwhdah5h8a7b8kcmbwsww69pk-swamp-20260824.153711.0-sha.14dc4881/bin/swamp
swamp-20260824.153711.0-sha.14dc4881> checking for references to /build/ in /nix/store/zrr385fqwhdah5h8a7b8kcmbwsww69pk-swamp-20260824.153711.0-sha.14dc4881...
swamp-20260824.153711.0-sha.14dc4881> patching script interpreter paths in /nix/store/zrr385fqwhdah5h8a7b8kcmbwsww69pk-swamp-20260824.153711.0-sha.14dc4881
swamp-20260824.153711.0-sha.14dc4881> wrapBuddy: wrapping paths: /nix/store/zrr385fqwhdah5h8a7b8kcmbwsww69pk-swamp-20260824.153711.0-sha.14dc4881
swamp-20260824.153711.0-sha.14dc4881> Using interpreter: /nix/store/0d8g8n0a11v6f5m2h416ajyxmnkwc3md-glibc-2.42-67/lib/ld-linux-x86-64.so.2
swamp-20260824.153711.0-sha.14dc4881> 64-bit stub: 407 bytes
swamp-20260824.153711.0-sha.14dc4881> 32-bit stub: 441 bytes
swamp-20260824.153711.0-sha.14dc4881> Patching: /nix/store/zrr385fqwhdah5h8a7b8kcmbwsww69pk-swamp-20260824.153711.0-sha.14dc4881/bin/swamp
swamp-20260824.153711.0-sha.14dc4881>   ELF class: 64-bit
swamp-20260824.153711.0-sha.14dc4881>   Original entry: 0x2271000 (file offset: 0x2270000)
swamp-20260824.153711.0-sha.14dc4881>   Available space at entry: 50417312 bytes
swamp-20260824.153711.0-sha.14dc4881>   Stub size: 407 bytes (padded to 416)
swamp-20260824.153711.0-sha.14dc4881>   Wrote config to /nix/store/zrr385fqwhdah5h8a7b8kcmbwsww69pk-swamp-20260824.153711.0-sha.14dc4881/bin/.swamp.wrapbuddy
swamp-20260824.153711.0-sha.14dc4881>   Overwrote 416 bytes at entry point
swamp-20260824.153711.0-sha.14dc4881>   Converted PT_INTERP to PT_NULL
swamp-20260824.153711.0-sha.14dc4881> Patched: /nix/store/zrr385fqwhdah5h8a7b8kcmbwsww69pk-swamp-20260824.153711.0-sha.14dc4881/bin/swamp
swamp-20260824.153711.0-sha.14dc4881> Running phase: installCheckPhase
swamp-20260824.153711.0-sha.14dc4881> Executing versionCheckPhase
swamp-20260824.153711.0-sha.14dc4881> Successfully managed to find version 20260824.153711.0-sha.14dc4881 in the output of the command /nix/store/zrr385fqwhdah5h8a7b8kcmbwsww69pk-swamp-20260824.153711.0-sha.14dc4881/bin/swamp --version
swamp-20260824.153711.0-sha.14dc4881> swamp 20260824.153711.0-sha.14dc4881
swamp-20260824.153711.0-sha.14dc4881> Finished versionCheckPhase
swamp-20260824.153711.0-sha.14dc4881> no Makefile or custom installCheckPhase, doing nothing

post-build step Upload to niks3: ok
time=2026-08-24T18:34:54.783Z level=INFO msg="Uploading 1 paths to niks3.numtide.com (7 already cached)"
time=2026-08-24T18:34:54.783Z level=INFO msg="Uploading zrr385fqwhdah5h8a7b8kcmbwsww69pk-swamp-20260824.153711.0-sha.14dc4881 (349.7MB)"
time=2026-08-24T18:35:40.281Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-24T18:35:40.615Z level=INFO msg="Upload complete. (46.03s)"