these 2 derivations will be built:
  /nix/store/a3p5qklwa0q1d6fcl3k4psrg07rfr5yv-showboat-0.6.1.drv
  /nix/store/86r54jk8wkvdlnl0dkybx8ngmycxyq8i-check-showboat.drv
building '/nix/store/a3p5qklwa0q1d6fcl3k4psrg07rfr5yv-showboat-0.6.1.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/a3p5qklwa0q1d6fcl3k4psrg07rfr5yv-showboat-0.6.1.drv' on farm.numtide.com:50051
showboat-0.6.1> mac02: building a3p5qklwa0q1d6fcl3k4psrg07rfr5yv-showboat-0.6.1.drv
showboat-0.6.1> Using versionCheckHook
showboat-0.6.1> Running phase: unpackPhase
showboat-0.6.1> unpacking source archive /nix/store/az454n5bq53dk66jaw32g85gbdb4gvyk-source
showboat-0.6.1> source root is source
showboat-0.6.1> Running phase: patchPhase
showboat-0.6.1> Running phase: updateAutotoolsGnuConfigScriptsPhase
showboat-0.6.1> Running phase: configurePhase
showboat-0.6.1> Running phase: buildPhase
showboat-0.6.1> Building subPackage ./.
showboat-0.6.1> buildPhase completed in 52 seconds
showboat-0.6.1> Running phase: installPhase
showboat-0.6.1> Running phase: fixupPhase
showboat-0.6.1> checking for references to /nix/var/nix/builds/nix-82596-691532759/ in /nix/store/iq3rzr4n2wj9h57svm0qir57r0p3pzpw-showboat-0.6.1...
showboat-0.6.1> patching script interpreter paths in /nix/store/iq3rzr4n2wj9h57svm0qir57r0p3pzpw-showboat-0.6.1
showboat-0.6.1> stripping (with command strip and flags -S) in /nix/store/iq3rzr4n2wj9h57svm0qir57r0p3pzpw-showboat-0.6.1/bin
showboat-0.6.1> Running phase: installCheckPhase
showboat-0.6.1> Executing versionCheckPhase
showboat-0.6.1> Successfully managed to find version 0.6.1 in the output of the command /nix/store/iq3rzr4n2wj9h57svm0qir57r0p3pzpw-showboat-0.6.1/bin/showboat --version
showboat-0.6.1> 0.6.1
showboat-0.6.1> Finished versionCheckPhase
showboat-0.6.1> no Makefile or custom installCheckPhase, doing nothing
building '/nix/store/86r54jk8wkvdlnl0dkybx8ngmycxyq8i-check-showboat.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/86r54jk8wkvdlnl0dkybx8ngmycxyq8i-check-showboat.drv' on farm.numtide.com:50051
check-showboat> mac02: building 86r54jk8wkvdlnl0dkybx8ngmycxyq8i-check-showboat.drv