these 3 derivations will be built:
  /nix/store/8d5y4s18naywm5hwq35bky6dklfyvkqz-clan-core-flake.drv
  /nix/store/r40gmyznig59i3hrvlwygl004la3kdrx-clan-cli-source.drv
  /nix/store/w561s7fbcn7ash2iaf4lhf1mkgkxxz4q-clan-pytest-with-core.drv
building '/nix/store/8d5y4s18naywm5hwq35bky6dklfyvkqz-clan-core-flake.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/8d5y4s18naywm5hwq35bky6dklfyvkqz-clan-core-flake.drv'
clan-core-flake> warning: you don't have Internet access; disabling some network-dependent features
clan-core-flake> warning: you don't have Internet access; disabling some network-dependent features
clan-core-flake> 
building '/nix/store/w561s7fbcn7ash2iaf4lhf1mkgkxxz4q-clan-pytest-with-core.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/w561s7fbcn7ash2iaf4lhf1mkgkxxz4q-clan-pytest-with-core.drv'
clan-pytest-with-core> +++ export HOME=/build
clan-pytest-with-core> +++ HOME=/build
clan-pytest-with-core> +++ export NIX_STATE_DIR=/build/nix
clan-pytest-with-core> +++ NIX_STATE_DIR=/build/nix
clan-pytest-with-core> +++ export NIX_CONF_DIR=/build/etc
clan-pytest-with-core> +++ NIX_CONF_DIR=/build/etc
clan-pytest-with-core> +++ mkdir -p /build/etc
clan-pytest-with-core> +++ echo 'fsync-metadata = false'
clan-pytest-with-core> +++ export IN_NIX_SANDBOX=1
clan-pytest-with-core> +++ IN_NIX_SANDBOX=1
clan-pytest-with-core> +++ export CLAN_TEST_STORE=/build/store
clan-pytest-with-core> +++ CLAN_TEST_STORE=/build/store
clan-pytest-with-core> +++ export LOCK_NIX=/build/nix_lock
clan-pytest-with-core> +++ LOCK_NIX=/build/nix_lock
clan-pytest-with-core> +++ export CLAN_TEST_FLAKE_CACHE=/build/clan-flake-cache
clan-pytest-with-core> +++ CLAN_TEST_FLAKE_CACHE=/build/clan-flake-cache
clan-pytest-with-core> +++ mkdir -p /build/store/nix/store /build/clan-flake-cache
clan-pytest-with-core> +++ mkdir -p /build/store/nix/var/nix/gcroots
clan-pytest-with-core> +++ [[ -n /nix/store/186p2wsvkh9wlhzmcy9ysqy80w2q55qb-closure-info ]]
clan-pytest-with-core> ++++ nproc
clan-pytest-with-core> +++ /nix/store/4fj1rs40wx8r4pbbzrjzmzxv4dg4aia5-findutils-4.11.0/bin/xargs -r -P80 /nix/store/dqxknsb71lsgzfzcdmn6x7fzssqbdyyx-coreutils-9.11/bin/cp --recursive --no-dereference --reflink=auto --target-directory /build/store/nix/store
clan-pytest-with-core> +++ /nix/store/4p5wbqfy7fz29ylw3838w9cp4c9gfdsj-nix-2.34.8/bin/nix-store --load-db --store /build/store
clan-pytest-with-core> +++ export CLAN_CORE_PATH=/nix/store/b7s30m0n806v5mpwk88ci4qwmrnac6s2-clan-core-flake
clan-pytest-with-core> +++ CLAN_CORE_PATH=/nix/store/b7s30m0n806v5mpwk88ci4qwmrnac6s2-clan-core-flake
clan-pytest-with-core> +++ export PYTHONWARNINGS=error
clan-pytest-with-core> +++ PYTHONWARNINGS=error
clan-pytest-with-core> +++ export NIXPKGS=/nix/store/p17akwn814w226jq2cdkkhcw4psb0ga9-source
clan-pytest-with-core> +++ NIXPKGS=/nix/store/p17akwn814w226jq2cdkkhcw4psb0ga9-source
clan-pytest-with-core> +++ jobs=16
clan-pytest-with-core> +++ python -m pytest -m 'not impure and with_core ' -n 16 ./clan_cli ./clan_lib