argunix: the derivation for this job is no longer in the coordinator's nix store (garbage-collected), so it cannot be sent to a builder.
attribute: packages.x86_64-linux.update-v2-aarch64
derivation: /nix/store/jad6g76mi5pjmaln2g0z3brs5b46wzjh-sysupdate-package-2.drv
Rebuild the commit to re-evaluate it.