Running phase: unpackPhase
unpacking source archive /nix/store/6arc56hjiqr025xg1k4hyc05x22w7x4q-source
source root is source
unpackPhase completed in 52 seconds
Running phase: patchPhase
applying patch /nix/store/nxjly9r93i346gi9wis15arahd7ckfrc-recursive-nix-external-builders.patch
patching file src/libstore/unix/build/derivation-builder-impl.hh
patching file src/libstore/unix/build/derivation-builder.cc
patching file src/libstore/unix/build/external-derivation-builder.cc
Running phase: installPhase
installPhase completed in 33 seconds