Using versionCheckHook
Running phase: unpackPhase
unpacking source archive /nix/store/8ndccyv8ixj85dvrfr14qjd6z4njkah5-swamp-20260828.231706.0-sha.ca29674e-binary-darwin-aarch64.tar.gz
source root is .
setting SOURCE_DATE_EPOCH to timestamp 1788010343 of file "./env-vars"
warning: file "./env-vars" may be generated; SOURCE_DATE_EPOCH may be non-deterministic
Running phase: patchPhase
Running phase: updateAutotoolsGnuConfigScriptsPhase
Running phase: configurePhase
no configure script, doing nothing
Running phase: buildPhase
no Makefile or custom buildPhase, doing nothing
Running phase: installPhase
Running phase: fixupPhase
checking for references to /nix/var/nix/builds/nix-82045-4172791309/ in /nix/store/k5x9dnwbgws8yi38fxxy65wn6bhqjvmv-swamp-20260828.231706.0-sha.ca29674e...
patching script interpreter paths in /nix/store/k5x9dnwbgws8yi38fxxy65wn6bhqjvmv-swamp-20260828.231706.0-sha.ca29674e
Running phase: installCheckPhase
Executing versionCheckPhase
Successfully managed to find version 20260828.231706.0-sha.ca29674e in the output of the command /nix/store/k5x9dnwbgws8yi38fxxy65wn6bhqjvmv-swamp-20260828.231706.0-sha.ca29674e/bin/swamp --version
swamp 20260828.231706.0-sha.ca29674e
Finished versionCheckPhase
no Makefile or custom installCheckPhase, doing nothing