Using versionCheckHook
Running phase: unpackPhase
unpacking source archive /nix/store/4d88kc52a6w3llbnr016lwgb4jf2rw2p-swamp-20260825.163320.0-sha.d8bf7bd8-binary-darwin-aarch64.tar.gz
source root is .
setting SOURCE_DATE_EPOCH to timestamp 1787676834 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-60581-349923428/ in /nix/store/zvvm3v2xfhpzi1hx6rp5k80ymmlii6jb-swamp-20260825.163320.0-sha.d8bf7bd8...
patching script interpreter paths in /nix/store/zvvm3v2xfhpzi1hx6rp5k80ymmlii6jb-swamp-20260825.163320.0-sha.d8bf7bd8
Running phase: installCheckPhase
Executing versionCheckPhase
Successfully managed to find version 20260825.163320.0-sha.d8bf7bd8 in the output of the command /nix/store/zvvm3v2xfhpzi1hx6rp5k80ymmlii6jb-swamp-20260825.163320.0-sha.d8bf7bd8/bin/swamp --version
swamp 20260825.163320.0-sha.d8bf7bd8
Finished versionCheckPhase
no Makefile or custom installCheckPhase, doing nothing