I'm trying to build the installer with guix system image -t iso9660 gnu/system/install.scm
This fails: build of /gnu/store/64r5f7ikrjwzs9bslhfabv1p8r5gzk83-glibc-supported-locales.scm.drv failed --8<---------------cut here---------------start------------->8--- tar (child): zstd: Cannot exec: No such file or directory tar (child): Error is not recoverable: exiting now tar: Child returned status 2 tar: Error is not recoverable: exiting now Backtrace: 3 (primitive-load "/gnu/store/3jkscaxiws5q79bhyklw9y65qib?") In ice-9/eval.scm: 619:8 2 (_ #f) In guix/build/gnu-build-system.scm: 208:10 1 (unpack #:source _) In guix/build/utils.scm: 822:6 0 (invoke "tar" "xvf" "/gnu/store/3rqf5bv8zl4wdy1vmgzsfwq?") guix/build/utils.scm:822:6: In procedure invoke: ERROR: 1. &invoke-error: program: "tar" arguments: ("xvf" "/gnu/store/3rqf5bv8zl4wdy1vmgzsfwqiw094x3pv-glibc-2.39.tar.zst") exit-status: 2 term-signal: #f stop-signal: #f --8<---------------cut here---------------end--------------->8--- Looking at gnu/system/locale.scm I can see that the PATH does not include zstd but only xz. Adding #+(file-append zstd "/bin") ":" to the PATH definition in glibc-supported-locales fixed this for me. -- Ricardo