these 6 derivations will be built:
  /nix/store/y4yss4yy4daxs1cpk6zw0pmla6y43s5z-iets-0.1.0.drv
  /nix/store/la40cb83c5a0qkdclzln1zzijrixs2r1-closure-info.drv
  /nix/store/wli2vp30zdsab25dfmdmgra0ljvkk43r-test-script.drv
  /nix/store/z4633di188khbnkmxj3rpllhddy5yrr4-driverConfiguration.json.drv
  /nix/store/br5djjr9i12sx9lf2kw0jn6hgmc5q6ms-nixos-test-driver-iets-flaketest.drv
  /nix/store/8sa8hrx5577m562rcncivfzzjiffxj32-container-test-run-iets-flaketest.drv
building '/nix/store/y4yss4yy4daxs1cpk6zw0pmla6y43s5z-iets-0.1.0.drv'
iets-0.1.0> Running phase: unpackPhase
iets-0.1.0> unpacking source archive /nix/store/6mq8h2ja46nz2dqa7fvqg8d9mgf8cphs-source
iets-0.1.0> source root is source
iets-0.1.0> Running phase: patchPhase
iets-0.1.0> Executing configureCargoCommonVars
iets-0.1.0> decompressing cargo artifacts from /nix/store/0ms4krblmm536kyh8hw32zw5wy5p50gk-iets-deps-0.1.0/target.tar.zst to target