I just got this running guix pull building guix-system-tests.
looks kinda related to your patch since it mentions local-file
[ 6/ 54] loading... 22.2% of 27 filesrandom seed for tests: 1601620953 [ 10/ 54] loading... 37.0% of 27 filesBacktrace: In ice-9/eval.scm: 163:9 19 (_ #(#(#<directory (gnu tests install) 7fffeda39640>) #<<operating-system> kernel: #<package linux-libre@5.8.12 gnu/packages/linux.scm:721 7fffe91d3c80> kernel-loadable-modules: ()?> ?)) 173:47 18 (_ #(#(#(#<directory (gnu tests install) 7fffeda39640>) #<<operating-system> kernel: #<package linux-libre@5.8.12 gnu/packages/linux.scm:721 7fffe91d3c80> kernel-loadable-module?> ?) ?)) 159:9 17 (_ #(#(#(#<directory (gnu tests install) 7fffeda39640>) #<<operating-system> kernel: #<package linux-libre@5.8.12 gnu/packages/linux.scm:721 7fffe91d3c80> kernel-loadable-module?> ?) ?)) 159:9 16 (_ #(#(#(#<directory (gnu tests install) 7fffeda39640>) #<<operating-system> kernel: #<package linux-libre@5.8.12 gnu/packages/linux.scm:721 7fffe91d3c80> kernel-loadable-module?> ?) ?)) 293:34 15 (_ #(#(#<directory (gnu tests install) 7fffeda39640>) #<<operating-system> kernel: #<package linux-libre@5.8.12 gnu/packages/linux.scm:721 7fffe91d3c80> kernel-loadable-modules: () ?>)) In srfi/srfi-1.scm: 586:29 14 (map1 (#<<service> type: #<service-type virtual-terminal 7fffe95c6300> value: #t> #<<service> type: #<service-type kmscon 7fffe95d4d00> value: #<<kmscon-configuration> kmscon: #<pa?> ?)) 586:29 13 (map1 (#<<service> type: #<service-type kmscon 7fffe95d4d00> value: #<<kmscon-configuration> kmscon: #<package kmscon@0.0.0-1.01dd0a2 gnu/packages/terminals.scm:256 7fffeac0d320> v?> ?)) 586:29 12 (map1 (#<<service> type: #<service-type login 7fffe95c6240> value: #<<login-configuration> motd: #<<plain-file> name: "motd" content: "\n\x1b[1;37mWelcome to the installation of GN?> ?)) 586:29 11 (map1 (#<<service> type: #<service-type documentation 7fffe68542c0> value: "tty2"> #<<service> type: #<service-type configuration-template 7fffe6854180> value: #t> #<<service> type?> ?)) 586:29 10 (map1 (#<<service> type: #<service-type configuration-template 7fffe6854180> value: #t> #<<service> type: #<service-type mingetty 7fffe95c61c0> value: #<<mingetty-configuration> mi?> ?)) 586:29 9 (map1 (#<<service> type: #<service-type mingetty 7fffe95c61c0> value: #<<mingetty-configuration> mingetty: #<package mingetty@1.08 gnu/packages/admin.scm:701 7fffe931bdc0> tty: "tt?> ?)) 586:29 8 (map1 (#<<service> type: #<service-type mingetty 7fffe95c61c0> value: #<<mingetty-configuration> mingetty: #<package mingetty@1.08 gnu/packages/admin.scm:701 7fffe931bdc0> tty: "tt?> ?)) 586:29 7 (map1 (#<<service> type: #<service-type mingetty 7fffe95c61c0> value: #<<mingetty-configuration> mingetty: #<package mingetty@1.08 gnu/packages/admin.scm:701 7fffe931bdc0> tty: "tt?> ?)) 586:29 6 (map1 (#<<service> type: #<service-type mingetty 7fffe95c61c0> value: #<<mingetty-configuration> mingetty: #<package mingetty@1.08 gnu/packages/admin.scm:701 7fffe931bdc0> tty: "tt?> ?)) 586:29 5 (map1 (#<<service> type: #<service-type syslog 7fffe95c6140> value: #<<syslog-configuration> syslogd: #<file-append #<package inetutils@1.9.4 gnu/packages/admin.scm:598 7fffe931bf0?> ?)) 586:17 4 (map1 (#<<service> type: #<service-type guix 7fffe95c6040> value: #<<guix-configuration> guix: #<package guix@1.1.0-27.1c21468 gnu/packages/package-management.scm:135 7fffead81e60>?> ?)) In ice-9/eval.scm: 196:43 3 (_ #(#(#(#<directory (gnu tests install) 7fffeda39640>) #<<service> type: #<service-type guix 7fffe95c6040> value: #<<guix-configuration> guix: #<package guix@1.1.0-27.1c21468 gn?>) #)) 293:34 2 (_ #(#(#(#<directory (gnu tests install) 7fffeda39640>) #<<service> type: #<service-type guix 7fffe95c6040> value: #<<guix-configuration> guix: #<package guix@1.1.0-27.1c21468 gn?>) #)) In gnu/packages/package-management.scm: 549:20 1 (_) In guix/gexp.scm: 405:0 0 (%local-file _ _ _ #:literal? _ #:location _ #:recursive? _ #:select? _) guix/gexp.scm:405:0: In procedure %local-file: Invalid keyword: "guix-current"