these 3 derivations will be built:
  /nix/store/wf423yf1pnh3fhkx1b4nqcnbkvv0qrmv-rufo-0.18.1.drv
  /nix/store/ryv484qgq8mm8i3alxaaflgq74rzlbip-rufo-0.18.1.drv
  /nix/store/6p4pymn6r3fziqwl2c88jg8sbr55l85j-rufo-check.drv
rufo-check> Running phase: unpackPhase
rufo-check> unpacking source archive /nix/store/c8i1wg7z81v3f8lanva41dw21cg8ck69-source
rufo-check> source root is source
rufo-check> Running phase: patchPhase
rufo-check> Running phase: updateAutotoolsGnuConfigScriptsPhase
rufo-check> Running phase: configurePhase
rufo-check> no configure script, doing nothing
rufo-check> Running phase: buildPhase
rufo-check> Running phase: installPhase
rufo-check> Running phase: fixupPhase
rufo-check> shrinking RPATHs of ELF executables and libraries in /nix/store/bzk0423r6izl30lg51a8cqaqylirf7a0-rufo-check
rufo-check> checking for references to /build/ in /nix/store/bzk0423r6izl30lg51a8cqaqylirf7a0-rufo-check...
rufo-check> patching script interpreter paths in /nix/store/bzk0423r6izl30lg51a8cqaqylirf7a0-rufo-check