this derivation will be built:
  /nix/store/hpvkam9dsbvi87f1779d1zs6w99wirav-nrf5-sdk-17.1.0.drv
building '/nix/store/hpvkam9dsbvi87f1779d1zs6w99wirav-nrf5-sdk-17.1.0.drv'
nrf5-sdk-17.1.0> unpacking sources
nrf5-sdk-17.1.0> unpacking source archive /nix/store/zmgyhqs8pwq38rkvddq6bz202ksnaivj-source
nrf5-sdk-17.1.0> source root is source
nrf5-sdk-17.1.0> patching sources
nrf5-sdk-17.1.0> installing
nrf5-sdk-17.1.0> post-installation fixup
nrf5-sdk-17.1.0> shrinking RPATHs of ELF executables and libraries in /nix/store/vc94qskjarmbpbk10kg8sw9div0qip9k-nrf5-sdk-17.1.0
nrf5-sdk-17.1.0> strip is /nix/store/wn31i3dzwahz6ccws8bs1nwyqrpgsvj7-gcc-wrapper-11.3.0/bin/strip
nrf5-sdk-17.1.0> patching script interpreter paths in /nix/store/vc94qskjarmbpbk10kg8sw9div0qip9k-nrf5-sdk-17.1.0
nrf5-sdk-17.1.0> checking for references to /build/ in /nix/store/vc94qskjarmbpbk10kg8sw9div0qip9k-nrf5-sdk-17.1.0...
nrf5-sdk-17.1.0> fixupPhase completed in 41 seconds

upload niks3: ok