$ /nix/store/rry6qingvsrqmc7ll7jgaqpybcbdgf5v-coreutils-9.7/bin/timeout --kill-after=15s 1800s /nix/store/mycbwkcm1jzjgsaiydvzib9phmzfz9vx-nix-2.31.1/bin/nix --extra-experimental-features nix-command --extra-experimental-features flakes --extra-substituters https://sellout.cachix.org --extra-trusted-public-keys sellout.cachix.org-1:v37cTpWBEycnYxSPAgSQ57Wiqd3wjljni2aC0Xry1DE= --netrc-file /tmp/nix-ci-worker-56ba263f1742127d/cachix-ce9005f529c32629/netrc --extra-substituters https://cache.nix-ci.com --extra-trusted-public-keys nix-ci-staging:Q5+aawDG0LPCgu1fP9e+9hktvsfSyvu/Xe5PvzTLRVs= --netrc-file /tmp/nix-ci-worker-56ba263f1742127d/nix-ci-cache-3ce781370c753e38/netrc --extra-substituters ssh-ng://worker.nix-ci.com?ssh-key=/tmp/nix-ci-worker-56ba263f1742127d/ssh-key-892ef11e28b11c50/ssh.key&remote-store=/cache/nix-ci/&base64-ssh-public-host-key=c3NoLWVkMjU1MTkgQUFBQUMzTnphQzFsWkRJMU5URTVBQUFBSU9EQXdicHlRaVYwb2lyakhxbHIwbitnWDNNVjQwbDBKTmlKdVNDZHdoZ1o= --extra-trusted-public-keys nix-ci-staging:Q5+aawDG0LPCgu1fP9e+9hktvsfSyvu/Xe5PvzTLRVs= --print-build-logs build --no-link git+https://x-access-token:<REDACTED:GITHUB_ACCESS_TOKEN>@github.com/sellout/flaky-environments?ref=main&rev=98065f6c5282ffe0a6077ae2aaced7726fb59f0e#checks.x86_64-linux.project-manager-files --post-build-hook /tmp/nix-ci-worker-56ba263f1742127d/nix-ci-cache-upload.sh
warning: ignoring untrusted flake configuration setting 'allow-import-from-derivation'.
Pass '--accept-flake-config' to trust it
warning: ignoring untrusted flake configuration setting 'extra-experimental-features'.
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 'sandbox'.
Pass '--accept-flake-config' to trust it
warning: ignoring untrusted flake configuration setting 'use-registries'.
Pass '--accept-flake-config' to trust it
copying path '/nix/store/nncvzcn2l3sx8p94cwshzw92mg7rn9q7-exe' from 'https://cache.nix-ci.com'...
this path will be fetched (0.00 MiB download, 0.00 MiB unpacked):
  /nix/store/hkmc1h0dbanwksaiq9xlgf4dwdlmk87g-project-manager-files
copying path '/nix/store/hkmc1h0dbanwksaiq9xlgf4dwdlmk87g-project-manager-files' from 'https://cache.nix-ci.com'...