don't know how to build these paths:
  /nix/store/vp6ah136byylhzfgzmwj97wjl5rsbmwl-check-gastown.drv
warning: ignoring the client-specified setting 'store', because it is a restricted setting and you are not a trusted user
building '/nix/store/9h60r35aackbqaihgzgailgr1407wm0c-gastown-1.2.1.drv' on farm.numtide.com:50051
gastown-1.2.1> bld1: building 9h60r35aackbqaihgzgailgr1407wm0c-gastown-1.2.1.drv
gastown-1.2.1> Using versionCheckHook
gastown-1.2.1> Running phase: unpackPhase
gastown-1.2.1> unpacking source archive /nix/store/y7x9b4ilnn4ph9hy886bnp0kmisd0fqk-source
gastown-1.2.1> source root is source
gastown-1.2.1> Running phase: patchPhase
gastown-1.2.1> Running phase: updateAutotoolsGnuConfigScriptsPhase
gastown-1.2.1> Running phase: configurePhase
gastown-1.2.1> Running phase: buildPhase
gastown-1.2.1> Building subPackage ./cmd/gt
gastown-1.2.1> buildPhase completed in 50 seconds
gastown-1.2.1> Running phase: installPhase
gastown-1.2.1> Running phase: fixupPhase
gastown-1.2.1> shrinking RPATHs of ELF executables and libraries in /nix/store/g7zfndpi2a2ffcx7v9zhipqa08ma67di-gastown-1.2.1
gastown-1.2.1> shrinking /nix/store/g7zfndpi2a2ffcx7v9zhipqa08ma67di-gastown-1.2.1/bin/.gt-wrapped
gastown-1.2.1> checking for references to /build/ in /nix/store/g7zfndpi2a2ffcx7v9zhipqa08ma67di-gastown-1.2.1...
gastown-1.2.1> patching script interpreter paths in /nix/store/g7zfndpi2a2ffcx7v9zhipqa08ma67di-gastown-1.2.1
gastown-1.2.1> stripping (with command strip and flags -S -p) in /nix/store/g7zfndpi2a2ffcx7v9zhipqa08ma67di-gastown-1.2.1/bin
gastown-1.2.1> Running phase: installCheckPhase
gastown-1.2.1> Executing versionCheckPhase
gastown-1.2.1> Successfully managed to find version 1.2.1 in the output of the command /nix/store/g7zfndpi2a2ffcx7v9zhipqa08ma67di-gastown-1.2.1/bin/gt --version
gastown-1.2.1> gt version 1.2.1
gastown-1.2.1> Finished versionCheckPhase
gastown-1.2.1> no Makefile or custom installCheckPhase, doing nothing
building '/nix/store/vp6ah136byylhzfgzmwj97wjl5rsbmwl-check-gastown.drv' on farm.numtide.com:50051
check-gastown> bld1: building vp6ah136byylhzfgzmwj97wjl5rsbmwl-check-gastown.drv