Hi, Using commit 3c548c3e0e, "guix graph hello" works. However, commit db45712a67 "grafts: Inline 'grafting?' and 'set-grafting'" seems to introduce a regression:
--8<---------------cut here---------------start------------->8--- $ ./pre-inst-env guix graph hello Backtrace: In ice-9/boot-9.scm: 1736:10 14 (with-exception-handler _ _ #:unwind? _ #:unwind-for-type _) In unknown file: 13 (apply-smob/0 #<thunk 7f204bef3520>) In ice-9/boot-9.scm: 718:2 12 (call-with-prompt _ _ #<procedure default-prompt-handler (k pr= oc)>) In ice-9/eval.scm: 619:8 11 (_ #(#(#<directory (guile-user) 7f204bef6c80>))) In guix/ui.scm: 2162:12 10 (run-guix-command _ . _) In guix/scripts/graph.scm: 573:2 9 (guix-graph . _) In ice-9/boot-9.scm: 1736:10 8 (with-exception-handler _ _ #:unwind? _ #:unwind-for-type _) 1731:15 7 (with-exception-handler #<procedure 7f204a0cb270 at ice-9/boot= -9.scm:1815:7 (exn)> _ #:unwind? _ #:unwind-for-type _) 1736:10 6 (with-exception-handler _ _ #:unwind? _ #:unwind-for-type _) 152:2 5 (with-fluid* _ _ _) In unknown file: 4 (_ #<procedure 7f2049e15320 at ice-9/eval.scm:330:13 ()> #<pro= cedure 7f2049e152e0 at ice-9/eval.scm:383:13 rest> #<procedure call-with-va= lues (producer consumer)>) In guix/scripts/graph.scm: 598:37 3 (_ #<store-connection 256.99 7f2049ee3c30>) 598:37 2 (_ #f) In ice-9/boot-9.scm: 1669:16 1 (raise-exception _ #:continuable? _) 1669:16 0 (raise-exception _ #:continuable? _) ice-9/boot-9.scm:1669:16: In procedure raise-exception: Wrong type to apply: #<syntax-transformer set-grafting> --8<---------------cut here---------------end--------------->8--- All the best, simon