this derivation will be built:
  /nix/store/x9p6hq6mnpi9m9f5kh1g48pvi2bppx33-nar-serve-0.9.0.drv
building '/nix/store/x9p6hq6mnpi9m9f5kh1g48pvi2bppx33-nar-serve-0.9.0.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=23&system=aarch64-darwin'
building '/nix/store/x9p6hq6mnpi9m9f5kh1g48pvi2bppx33-nar-serve-0.9.0.drv' on farm.numtide.com:50051
nar-serve-0.9.0> mac02: building x9p6hq6mnpi9m9f5kh1g48pvi2bppx33-nar-serve-0.9.0.drv
nar-serve-0.9.0> Running phase: unpackPhase
nar-serve-0.9.0> unpacking source archive /nix/store/1b3fpdsr8mnj4spsb1qaqvq54fzspf3c-source
nar-serve-0.9.0> source root is source
nar-serve-0.9.0> Running phase: patchPhase
nar-serve-0.9.0> Running phase: updateAutotoolsGnuConfigScriptsPhase
nar-serve-0.9.0> Running phase: configurePhase
nar-serve-0.9.0> Running phase: buildPhase
nar-serve-0.9.0> Building subPackage .
nar-serve-0.9.0> Building subPackage ./api/unpack
nar-serve-0.9.0> Building subPackage ./pkg/compression
nar-serve-0.9.0> Building subPackage ./pkg/libstore
nar-serve-0.9.0> Building subPackage ./pkg/metrics
nar-serve-0.9.0> Building subPackage ./pkg/nar
nar-serve-0.9.0> Building subPackage ./pkg/nar/ls
nar-serve-0.9.0> Building subPackage ./pkg/narinfo
nar-serve-0.9.0> Building subPackage ./pkg/nixbase32
nar-serve-0.9.0> Building subPackage ./pkg/nixhash
nar-serve-0.9.0> Building subPackage ./pkg/nixpath
nar-serve-0.9.0> Building subPackage ./pkg/nixpath/references
nar-serve-0.9.0> Building subPackage ./pkg/wire
nar-serve-0.9.0> buildPhase completed in 36 seconds
nar-serve-0.9.0> Running phase: installPhase
nar-serve-0.9.0> Running phase: fixupPhase
nar-serve-0.9.0> checking for references to /nix/var/nix/builds/nix-89137-4229000737/ in /nix/store/wskmclblyl2wb57cipqpnzifq43243wh-nar-serve-0.9.0...
nar-serve-0.9.0> patching script interpreter paths in /nix/store/wskmclblyl2wb57cipqpnzifq43243wh-nar-serve-0.9.0
nar-serve-0.9.0> stripping (with command strip and flags -S) in /nix/store/wskmclblyl2wb57cipqpnzifq43243wh-nar-serve-0.9.0/bin

upload niks3: ok