bug#37160: guix lint --checkers=refresh fails

[quiliro@riseup.net]

> Jonathan Brielmaier <jonathan.brielmaier@web.de> skribis:
>
>> During testing various guix commands on openSUSE Tumbleweed with the
>> openSUSE package, I found a strange error. This happens with guix 1.0.1
>> and d78bc23411 as openSUSE packages.
>
>
>> Steps to reproduce:
>> * Install Tumbleweed
>> $ sudo zypper install guix
>> $ sudo systemctl start guix-daemon

Why don't you 'guix pull' before the next step ?

>> $ guix install nss-certs
>> $ export
>> SSL_CERT_FILE="$HOME/.guix-profile/etc/ssl/certs/ca-certificates.crt"
>> $ export SSL_CERT_DIR="$HOME/.guix-profile/etc/ssl/certs"
>> $ guix lint --checkers=refresh hello
>> Backtrace:ello@2.10 [refresh]...
>>            8 (apply-smob/1 #<catch-closure 7f611c41c7c0>)
>> In ice-9/boot-9.scm:
>>     705:2  7 (call-with-prompt _ _ #<procedure default-prompt-handle…>)
>> In ice-9/eval.scm:
>>     619:8  6 (_ #(#(#<directory (guile-user) 7f611c43b140>)))
>> In guix/ui.scm:
>>   1747:12  5 (run-guix-command _ . _)
>> In srfi/srfi-1.scm:
>>     640:9  4 (for-each #<procedure 7f611af598e0 at guix/scripts/lin…> …)
>> In guix/scripts/lint.scm:
>>    1152:4  3 (run-checkers #<package hello@2.10 gnu/packages/base.s…> …)
>> In srfi/srfi-1.scm:
>>     640:9  2 (for-each #<procedure 7f6110857820 at guix/scripts/lin…> …)
>> In guix/scripts/lint.scm:
>>     954:2  1 (check-for-updates #<package hello@2.10 gnu/packages/ba…>)
>> In ice-9/boot-9.scm:
>>     829:9  0 (catch srfi-34 #<procedure 7f611074a3c0 at guix/script…> …)
>>
>> ice-9/boot-9.scm:829:9: In procedure catch:
>> Wrong type to apply: #f