Running phase: unpackPhase
unpacking sources
Running phase: patchPhase
patching sources
Running phase: configurePhase
configuring
no configure script, doing nothing
Running phase: installPhase
installing
buildFlags: 
WARNING:  You build with buildroot.
  Build root: /
  Bin dir: /nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1/lib/ruby/gems/2.7.0/bin
  Gem home: /nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1/lib/ruby/gems/2.7.0
  Plugins dir: /nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1/lib/ruby/gems/2.7.0/plugins
Building native extensions. This could take a while...
Successfully installed racc-1.6.1
1 gem installed
/nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1/lib/ruby/gems/2.7.0 /build
gems/racc-1.6.1/ext/racc/cparse/Makefile
extensions/x86-linux/2.7.0/racc-1.6.1/gem_make.out
extensions/x86-linux/2.7.0/racc-1.6.1/mkmf.log
removed 'cache/racc-1.6.1.gem'
removed directory 'cache'
/build
Running phase: fixupPhase
post-installation fixup
shrinking RPATHs of ELF executables and libraries in /nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1
shrinking /nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1/lib/ruby/gems/2.7.0/gems/racc-1.6.1/lib/racc/cparse.so
shrinking /nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1/lib/ruby/gems/2.7.0/gems/racc-1.6.1/ext/racc/cparse/cparse.so
shrinking /nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1/lib/ruby/gems/2.7.0/gems/racc-1.6.1/ext/racc/cparse/cparse.o
patchelf: wrong ELF type
shrinking /nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1/lib/ruby/gems/2.7.0/extensions/x86-linux/2.7.0/racc-1.6.1/racc/cparse.so
rewriting symlink /nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1/nix-support/gem-meta/spec to be relative to /nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1
strip is /nix/store/rkwixq2wda45gxx7zg1qh329zhkbvzzb-gcc-wrapper-11.3.0/bin/strip
stripping (with command strip and flags -S) in  /nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1/lib /nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1/bin
patching script interpreter paths in /nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1
/nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1/lib/ruby/gems/2.7.0/gems/racc-1.6.1/bin/racc: interpreter directive changed from "#!/usr/bin/env ruby" to "/nix/store/a98m1vmmjdid16chcclf4cdqi9bi1710-ruby-2.7.6/bin/ruby"
checking for references to /build/ in /nix/store/6iagr5v8mqlqiczl42sk95pyivxb3hrr-ruby2.7.6-racc-1.6.1...
patchelf: wrong ELF type