Using versionCheckHook
Running phase: unpackPhase
unpacking source archive /nix/store/h67vkj23nxzp9xv7xk6jssr6vjd6lr6d-swamp-20260826.004253.0-sha.b64b034d-binary-darwin-aarch64.tar.gz
source root is .
setting SOURCE_DATE_EPOCH to timestamp 1787706110 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-2468-1635458805/ in /nix/store/amj941lshhywrflc4xm4p1sh9dlcns57-swamp-20260826.004253.0-sha.b64b034d...
patching script interpreter paths in /nix/store/amj941lshhywrflc4xm4p1sh9dlcns57-swamp-20260826.004253.0-sha.b64b034d
Running phase: installCheckPhase
Executing versionCheckPhase
Successfully managed to find version 20260826.004253.0-sha.b64b034d in the output of the command /nix/store/amj941lshhywrflc4xm4p1sh9dlcns57-swamp-20260826.004253.0-sha.b64b034d/bin/swamp --version
swamp 20260826.004253.0-sha.b64b034d
Finished versionCheckPhase
no Makefile or custom installCheckPhase, doing nothing