nixbot

builds
1these 3 derivations will be built:2 /nix/store/k8qxr44vj4yj4kqcymmxsca9d63p5iq4-but-0.23.0-vendor.drv3 /nix/store/hjkzdffr5j3l57wdbw81nibd1isfyr2l-but-0.23.0.drv4 /nix/store/gvghvd2244caah7rgski9270ca17mrqd-check-but.drv