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Fri, 14 Jul 2023 13:02:11 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.9.0-alpha0-531-gfdfa13a06d-fm-20230703.001-gfdfa13a0 Mime-Version: 1.0 Message-Id: <0d51a525-835d-4add-b3c5-88803d1b2587@app.fastmail.com> Date: Fri, 14 Jul 2023 13:01:49 -0400 From: "Philip McGrath" To: "Guix Help" Subject: Using inferiors Content-Type: text/plain Received-SPF: pass client-ip=66.111.4.27; envelope-from=philip@philipmcgrath.com; helo=out3-smtp.messagingengine.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-guix@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-guix-bounces+larch=yhetil.org@gnu.org Sender: help-guix-bounces+larch=yhetil.org@gnu.org X-Migadu-Country: US X-Migadu-Flow: FLOW_IN X-Migadu-Queue-Id: 03E994F561 X-Migadu-Scanner: mx1.migadu.com X-Migadu-Spam-Score: -1.72 X-Spam-Score: -1.72 X-TUID: 6Tj0nitjeewD I have what I think would be a simple use of inferiors, but it is failing to build. I'd like to understand both (1) why and (2) how to get a more informative error message. ``` philip@bastet:/tmp$ cat demo.scm (use-modules (guix channels) (guix inferior) (ice-9 match)) (define glibc-2.23-channels (list (channel (name 'guix) (url "https://git.savannah.gnu.org/git/guix.git") (commit ;; glibc-2.23 was removed in commit: ;; ebd1ba713cbefc9ad5dac609255e1344a328e360 ;; This commit is the parent of that one: "ccc1d743a64fd71bee1a27f1f495978989b41126") (introduction (make-channel-introduction "9edb3f66fd807b096b48283debdcddccfea34bad" (openpgp-fingerprint "BBB0 2DDF 2CEA F6A8 0D1D E643 A2A0 6DF2 A33A 54FA")))))) (define inferior (inferior-for-channels glibc-2.23-channels)) (match (lookup-inferior-packages inferior "glibc" "2.23") ((pkg) pkg)) philip@bastet:/tmp$ guix build -f demo.scm guix build: error: build of `/gnu/store/pmkm9g0w14zymdpzjh8db5c7smv7ia4j-glibc-2.23.drv' failed ```