these 18 derivations will be built:
  /nix/store/1xxkn46g9mhdd0dywdrqdj7z2ff8jfb4-niks3-server-1.4.0.drv
  /nix/store/m2vwl0y1igbaxqq51kn8dw2hlv76ih5f-niks3-1.12.0-beta.1.drv
  /nix/store/4b3z3nvg5i2jriacrvip2cyyka41l31f-niks3-server-customisation-layer.drv
  /nix/store/qxwsmgpm4mjj8a7sv1yap23rl7dqr2g3-excludePaths.drv
  /nix/store/nj8acz2cqw1gg0p3q6zmi8vjpxa9p1py-layers.json.drv
  /nix/store/q09ybyqx7spwdd386sbv7gx6h86hrnki-niks3-server-conf.json.drv
  /nix/store/zgh6mfh26hsldhqfll0fq9kx7lgyjk27-stream-niks3-server.drv
  /nix/store/2f766vf1pqap4a85642fk2p46vrpn1lk-niks3-server.tar.drv
  /nix/store/4qn3fkr3fyvygchfw24j7ysrxbnynqgg-niks3-1.12.0-beta.1.drv
  /nix/store/lrc5m5panvlf4yirzg1az723glqgi7wg-niks3-server-1.4.0.drv
  /nix/store/3i5mbxsis0prw9qxwjb80k5bchfqfzr1-niks3-server-customisation-layer.drv
  /nix/store/zmyrfw3vfwqk9j8h5xdkrf38a2bxs9br-excludePaths.drv
  /nix/store/g7yynqdzw3w65zmvxwgmnhmk76rprv8f-layers.json.drv
  /nix/store/y41pbw8hkpmcbs223pxqn05nf6i9l4la-niks3-server-conf.json.drv
  /nix/store/gkzm2ym3574s80b5w3l22n4fyzc8ijpb-stream-niks3-server.drv
  /nix/store/31377h5jj2l7nvjzs1lji9053565f46k-niks3-server.tar.drv
  /nix/store/km3bfpp1dfq14ws13ijj2bh7ycwczg1z-images.drv
  /nix/store/i3q7220hw05yf80hb4hd38rlx4mn4zz2-niks3-server-docker.drv
building '/nix/store/4qn3fkr3fyvygchfw24j7ysrxbnynqgg-niks3-1.12.0-beta.1.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/m2vwl0y1igbaxqq51kn8dw2hlv76ih5f-niks3-1.12.0-beta.1.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/m2vwl0y1igbaxqq51kn8dw2hlv76ih5f-niks3-1.12.0-beta.1.drv'
building '/nix/store/1xxkn46g9mhdd0dywdrqdj7z2ff8jfb4-niks3-server-1.4.0.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/4qn3fkr3fyvygchfw24j7ysrxbnynqgg-niks3-1.12.0-beta.1.drv'
niks3-1.12.0-beta.1> Running phase: unpackPhase
niks3-1.12.0-beta.1> unpacking source archive /nix/store/1kvyykwplgcimz58wmmb471wlvzdf03g-source
niks3-1.12.0-beta.1> source root is source
niks3-1.12.0-beta.1> Running phase: patchPhase
niks3-1.12.0-beta.1> Running phase: updateAutotoolsGnuConfigScriptsPhase
niks3-1.12.0-beta.1> Running phase: configurePhase
niks3-1.12.0-beta.1> Running phase: unpackPhase
niks3-1.12.0-beta.1> unpacking source archive /nix/store/1kvyykwplgcimz58wmmb471wlvzdf03g-source
niks3-1.12.0-beta.1> source root is source
niks3-1.12.0-beta.1> Running phase: patchPhase
niks3-1.12.0-beta.1> Running phase: updateAutotoolsGnuConfigScriptsPhase
niks3-1.12.0-beta.1> Running phase: configurePhase
niks3-1.12.0-beta.1> Running phase: buildPhase
niks3-1.12.0-beta.1> Building subPackage ./cmd/niks3
niks3-1.12.0-beta.1> Running phase: buildPhase
niks3-1.12.0-beta.1> Building subPackage ./cmd/niks3
building '/nix/store/1xxkn46g9mhdd0dywdrqdj7z2ff8jfb4-niks3-server-1.4.0.drv'
niks3-server-1.4.0> Running phase: unpackPhase
niks3-server-1.4.0> unpacking source archive /nix/store/j2114dkrnwkzc46q751gf84y7y8ip88v-source
niks3-server-1.4.0> source root is source
niks3-server-1.4.0> Running phase: patchPhase
niks3-server-1.4.0> Running phase: updateAutotoolsGnuConfigScriptsPhase
niks3-server-1.4.0> Running phase: configurePhase
niks3-server-1.4.0> Running phase: buildPhase
niks3-server-1.4.0> Building subPackage ./cmd/niks3-server
building '/nix/store/lrc5m5panvlf4yirzg1az723glqgi7wg-niks3-server-1.4.0.drv' on 'ssh-ng://customer@mac02'