this derivation will be built:
  /nix/store/82hrp9yy955xaq7r7z9rkr4b4bf72zjr-pi-pack-0.1.0.drv
building '/nix/store/82hrp9yy955xaq7r7z9rkr4b4bf72zjr-pi-pack-0.1.0.drv'
pi-pack-0.1.0> Running phase: unpackPhase
pi-pack-0.1.0> unpacking source archive /nix/store/gm1hzwbn472bnkgbjirm7jkvsalrcs7y-z7daqhkzwxiqldi7g2q35b5378y7w8w5-source
pi-pack-0.1.0> source root is z7daqhkzwxiqldi7g2q35b5378y7w8w5-source
pi-pack-0.1.0> Running phase: patchPhase
pi-pack-0.1.0> Running phase: updateAutotoolsGnuConfigScriptsPhase
pi-pack-0.1.0> Running phase: configurePhase
pi-pack-0.1.0> no configure script, doing nothing
pi-pack-0.1.0> Running phase: buildPhase
pi-pack-0.1.0> no Makefile or custom buildPhase, doing nothing
pi-pack-0.1.0> Running phase: installPhase
pi-pack-0.1.0> Running phase: fixupPhase
pi-pack-0.1.0> shrinking RPATHs of ELF executables and libraries in /nix/store/ch6vg17f3fqqms35s6bxlzcsjfghxwrk-pi-pack-0.1.0
pi-pack-0.1.0> checking for references to /build/ in /nix/store/ch6vg17f3fqqms35s6bxlzcsjfghxwrk-pi-pack-0.1.0...
pi-pack-0.1.0> patching script interpreter paths in /nix/store/ch6vg17f3fqqms35s6bxlzcsjfghxwrk-pi-pack-0.1.0