$ /nix/store/9ypz3flqsrl5xl495mm8h645gadjsxi1-coreutils-9.11/bin/timeout --kill-after=15s 7200s /nix/store/23zk8sgzamrbmj1fday15szf7f2279s8-nix-2.34.7/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/alphal00p/gammaloop?ref=advanced_sampling&rev=23cbe1c91c4548b9b53fdd0e51c3181cff6b2591&shallow=1#packages.x86_64-linux.crate-test-binaries-linnet-py --print-build-logs error (ignored): SQLite database '/var/cache/nix-ci-worker/eval-cache-v6/cd82cf7ee6ae5b80fae0d7872612dec95155c7521a5a293e5583d9cbf04ea2f9.sqlite' is busy  Downloading cached gammaloop-crate-test-binaries-linnet-py-c98ff1ce3b037e6b-inputs from https://cache.nix-ci.com Downloaded cached gammaloop-crate-test-binaries-linnet-py-c98ff1ce3b037e6b-inputs (1.7 GiB) in 46.0s error: unable to download 'https://cache.nix-ci.com/nar/0v7vkvpc5gah63b3r8h7mqxnkpmx0a9jmnn3gyyxapr7i6zpw5ag.nar.xz': HTTP error 200 (curl error: Stream error in the HTTP/2 framing layer) Progress: 0 of 2 built, 0 of 2 downloaded from cache (1 failed) error: path '/nix/store/idmf8hf9zavjp2fnc0yp1i3ihsn5pdc6-gammaloop-crate-test-binaries-linnet-py-c98ff1ce3b037e6b-inputs' is required, but there is no substituter that can build it error: some references of path '/nix/store/07kyzbhg5qscs51847wgzhkpz3mv2pqs-gammaloop-crate-test-binaries-linnet-py-c98ff1ce3b037e6b-deps-0.1.0' could not be realised Progress: 0 of 1 built (1 failed), 0 of 2 downloaded from cache (1 failed) error: some substitutes for the outputs of derivation '/nix/store/pg4xmdah75gk8fqw4zzlcb45kbvdnb6f-gammaloop-crate-test-binaries-linnet-py-c98ff1ce3b037e6b-deps-0.1.0.drv' failed (usually happens due to networking issues); try '--fallback' to build derivation from source error: Cannot build '/nix/store/0sb9bxpna1sy6lbv6a9m8xpi6nj8x72n-nix-ci-artifact-barrier-crate-test-binaries-linnet-py.drv'. Reason: 1 dependency failed. Output paths: /nix/store/1x7jf99f0z27gw1f2by97c4q6dn661xv-nix-ci-artifact-barrier-crate-test-binaries-linnet-py Build failed due to failed dependency Build failed.