these 2 derivations will be built:
  /nix/store/9m5d3fmlqix511r59846i2lh5z7h6x8d-swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz.drv
  /nix/store/7g2gshbbxhbk617dbi0vazv4xxaga8z9-swamp-20260828.013403.0-sha.4bde205b.drv
building '/nix/store/b8xfr55r8rpamlwzxsvwjmylhv5xvk3f-swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz.drv'
swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz> structuredAttrs is enabled
swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz> 
swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz> trying https://artifacts.swamp-club.com/swamp/20260828.013403.0-sha.4bde205b/binary/linux/x86_64/swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz
swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz>   % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz>                                  Dload  Upload  Total   Spent   Left   Speed
swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz> 
swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz>   0      0   0      0   0      0      0      0                              0
swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz>   2 112.0M   2  2.94M   0      0  2.74M      0   00:40   00:01   00:39  2.94M
swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz>  64 112.0M  64 71.94M   0      0 34.75M      0   00:03   00:02   00:01 35.98M
swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz> 100 112.0M 100 112.0M   0      0 42.60M      0   00:02   00:02         35.98M
swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz> 100 112.0M 100 112.0M   0      0 42.60M      0   00:02   00:02         35.98M
swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz> 100 112.0M 100 112.0M   0      0 42.59M      0   00:02   00:02         35.98M
building '/nix/store/7g2gshbbxhbk617dbi0vazv4xxaga8z9-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/4j4l60rx11fyqxwjzj7qg29z60m1wnsb-swamp-20260828.013403.0-sha.4bde205b-binary-linux-x86_64.tar.gz
swamp-20260828.013403.0-sha.4bde205b> source root is .
swamp-20260828.013403.0-sha.4bde205b> setting SOURCE_DATE_EPOCH to timestamp 1787882080 of file "./swamp"
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> shrinking RPATHs of ELF executables and libraries in /nix/store/24lx3fbmkvawsir2n0p7gwpsk2zka7bm-swamp-20260828.013403.0-sha.4bde205b
swamp-20260828.013403.0-sha.4bde205b> shrinking /nix/store/24lx3fbmkvawsir2n0p7gwpsk2zka7bm-swamp-20260828.013403.0-sha.4bde205b/bin/swamp
swamp-20260828.013403.0-sha.4bde205b> checking for references to /build/ in /nix/store/24lx3fbmkvawsir2n0p7gwpsk2zka7bm-swamp-20260828.013403.0-sha.4bde205b...
swamp-20260828.013403.0-sha.4bde205b> patching script interpreter paths in /nix/store/24lx3fbmkvawsir2n0p7gwpsk2zka7bm-swamp-20260828.013403.0-sha.4bde205b
swamp-20260828.013403.0-sha.4bde205b> wrapBuddy: wrapping paths: /nix/store/24lx3fbmkvawsir2n0p7gwpsk2zka7bm-swamp-20260828.013403.0-sha.4bde205b
swamp-20260828.013403.0-sha.4bde205b> Using interpreter: /nix/store/0d8g8n0a11v6f5m2h416ajyxmnkwc3md-glibc-2.42-67/lib/ld-linux-x86-64.so.2
swamp-20260828.013403.0-sha.4bde205b> 64-bit stub: 407 bytes
swamp-20260828.013403.0-sha.4bde205b> 32-bit stub: 441 bytes
swamp-20260828.013403.0-sha.4bde205b> Patching: /nix/store/24lx3fbmkvawsir2n0p7gwpsk2zka7bm-swamp-20260828.013403.0-sha.4bde205b/bin/swamp
swamp-20260828.013403.0-sha.4bde205b>   ELF class: 64-bit
swamp-20260828.013403.0-sha.4bde205b>   Original entry: 0x2271000 (file offset: 0x2270000)
swamp-20260828.013403.0-sha.4bde205b>   Available space at entry: 50417312 bytes
swamp-20260828.013403.0-sha.4bde205b>   Stub size: 407 bytes (padded to 416)
swamp-20260828.013403.0-sha.4bde205b>   Wrote config to /nix/store/24lx3fbmkvawsir2n0p7gwpsk2zka7bm-swamp-20260828.013403.0-sha.4bde205b/bin/.swamp.wrapbuddy
swamp-20260828.013403.0-sha.4bde205b>   Overwrote 416 bytes at entry point
swamp-20260828.013403.0-sha.4bde205b>   Converted PT_INTERP to PT_NULL
swamp-20260828.013403.0-sha.4bde205b> Patched: /nix/store/24lx3fbmkvawsir2n0p7gwpsk2zka7bm-swamp-20260828.013403.0-sha.4bde205b/bin/swamp
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/24lx3fbmkvawsir2n0p7gwpsk2zka7bm-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=2026-08-28T03:18:34.879Z level=INFO msg="Uploading 1 paths to niks3.numtide.com (7 already cached)"
time=2026-08-28T03:18:34.879Z level=INFO msg="Uploading 24lx3fbmkvawsir2n0p7gwpsk2zka7bm-swamp-20260828.013403.0-sha.4bde205b (350.9MB)"
time=2026-08-28T03:18:43.657Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-28T03:18:44.026Z level=INFO msg="Upload complete. (9.401s)"