Hi, sapientech@openmailbox.org skribis: > test-name: substitute query, alternating URLs > location: /home/sapientech/Dev/guix/guix_wip/tests/store.scm:456 [...] > substitute: guix/ui.scm:1209:6: In procedure run-guix-command: > substitute: guix/ui.scm:1209:6: unmatched line "" It seems there’s a DNS hijacker in place where domain names such as “does-not-exist” (used in this and other tests) are resolved to some ISP-specific host or something. This explains this and more of the other test failures you are seeing; this is unsupported. > test-name: clone > location: /home/sapientech/Dev/guix/guix_wip/tests/syscalls.scm:109 > source: > + (test-assert > + "clone" > + (match (clone (logior CLONE_NEWUSER SIGCHLD)) > + (0 (primitive-exit 42)) > + (pid (and (not (equal? > + (readlink (user-namespace pid)) > + (readlink (user-namespace (getpid))))) > + (match (waitpid pid) > + ((_ . status) (= 42 (status:exit-val status)))))))) > actual-value: #f > actual-error: > + (system-error > + "clone" > + "~d: ~A" > + (268435473 "Operation not permitted") > + (1)) > result: FAIL What does “uname -srv” report on this machine? It seems this kernel does not support namespaces. Thanks, Ludo’.