$ /nix/store/bhv6xyvqw6gjs3j488gi1z6wdv18bdpa-coreutils-9.11/bin/timeout --kill-after=15s 7200s /nix/store/5np0yidzrnyjbb243hvgqpgpss865p0n-nix-2.34.9/bin/nix --extra-experimental-features nix-command --extra-experimental-features flakes --log-format internal-json build --no-link --print-out-paths git+https://github.com/sellout/flaky-environments?ref=renovate%2Flock-file-maintenance&rev=8cb1ecf1c85b079ea7f835cf5f36b7b64ec95d07&shallow=1#checks.x86_64-linux.emacs-lisp-template-validity --print-build-logs
warning: ignoring untrusted flake configuration setting 'allow-import-from-derivation'.
Pass '--accept-flake-config' to trust it
warning: ignoring untrusted flake configuration setting 'extra-substituters'.
Pass '--accept-flake-config' to trust it
warning: ignoring untrusted flake configuration setting 'extra-trusted-public-keys'.
Pass '--accept-flake-config' to trust it
warning: ignoring untrusted flake configuration setting 'lint-absolute-path-literals'.
Pass '--accept-flake-config' to trust it
warning: ignoring untrusted flake configuration setting 'lint-short-path-literals'.
Pass '--accept-flake-config' to trust it
warning: ignoring untrusted flake configuration setting 'lint-url-literals'.
Pass '--accept-flake-config' to trust it
warning: ignoring untrusted flake configuration setting 'sandbox'.
Pass '--accept-flake-config' to trust it
warning: ignoring untrusted flake configuration setting 'use-registries'.
Pass '--accept-flake-config' to trust it
'system' has been renamed to/replaced by 'stdenv.hostPlatform.system'
error (ignored): SQLite database '/var/cache/nix-ci-worker/eval-cache-v6/9deae4c6442701d3c22cb1b31855c75189391d123cd55abffd640a4205b57f2a.sqlite' is busy

Progress: 0 of 1 built (1 failed)
Cannot build '/nix/store/kzmrw34l2nsh7iflh9i9cbg51w39fsf4-validate-emacs-lisp.drv'.
Reason: missing system features
Required features: {recursive-nix}
Available features: {benchmark, big-parallel, kvm, nixos-test}
Build failed.