Using versionCheckHook
Running phase: unpackPhase
unpacking source archive /nix/store/sdjyr6cv7l17006vxc7vyhnx9x9rjqm3-swamp-20260929.002922.0-sha.55e2ef29-binary-darwin-aarch64.tar.gz
source root is .
setting SOURCE_DATE_EPOCH to timestamp 1790642549 of file "./swamp"
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-57797-3281856378/ in /nix/store/lgz36w0djvfi9vh5j07kd1nqrf70fxm0-swamp-20260929.002922.0-sha.55e2ef29...
patching script interpreter paths in /nix/store/lgz36w0djvfi9vh5j07kd1nqrf70fxm0-swamp-20260929.002922.0-sha.55e2ef29
Running phase: installCheckPhase
Executing versionCheckPhase
Successfully managed to find version 20260929.002922.0-sha.55e2ef29 in the output of the command /nix/store/lgz36w0djvfi9vh5j07kd1nqrf70fxm0-swamp-20260929.002922.0-sha.55e2ef29/bin/swamp --version
swamp 20260929.002922.0-sha.55e2ef29
Finished versionCheckPhase
no Makefile or custom installCheckPhase, doing nothing