Using versionCheckHook
Running phase: unpackPhase
unpacking source archive /nix/store/xxpf09dni0mxmzp33xs819zprdp35b02-swamp-20260901.013347.0-sha.58c65184-binary-darwin-aarch64.tar.gz
source root is .
setting SOURCE_DATE_EPOCH to timestamp 1788227576 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-52483-3571902507/ in /nix/store/rad7qzcv5pqk9rkg1sr2bb8s5l4354xa-swamp-20260901.013347.0-sha.58c65184...
patching script interpreter paths in /nix/store/rad7qzcv5pqk9rkg1sr2bb8s5l4354xa-swamp-20260901.013347.0-sha.58c65184
Running phase: installCheckPhase
Executing versionCheckPhase
Successfully managed to find version 20260901.013347.0-sha.58c65184 in the output of the command /nix/store/rad7qzcv5pqk9rkg1sr2bb8s5l4354xa-swamp-20260901.013347.0-sha.58c65184/bin/swamp --version
swamp 20260901.013347.0-sha.58c65184
Finished versionCheckPhase
no Makefile or custom installCheckPhase, doing nothing