portage-ng / portage / dev-cpp / opentelemetry-cpp / 1.24.0
pmerge --pretend --verbose
[ebuild  N     ] dev-cpp/opentelemetry-cpp-1.24.0:0/1::gentoo USE="http -elasticsearch -grpc -otlp -prometheus -test" 1.2 MiB

Total: 1 package (1 new), Size of downloads: 1.2 MiB


 * Running sanity checks...
>>> dev-cpp/opentelemetry-cpp-1.24.0: failed REQUIRED_USE
  Failed to match: otlp
  from: otlp
  for USE: abi_x86_64 amd64 elibc_glibc http kernel_linux llvm_targets_X86 split-usr test-rust

!!! Sanity checks failed, exiting...

Wall time
0.433 s vs. 0.051 s for portage-ng