$ /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-e3275f71e28f2412/cachix-7725dc8415e848e6/netrc --extra-substituters ssh-ng://worker.nix-ci.com?ssh-key=/tmp/nix-ci-worker-e3275f71e28f2412/ssh-key-2b3e595c4e1254c2/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/hall?ref=typed-hpack&rev=e175b0f46d7c4672134febbcea38a8f43d0fd545#packages.x86_64-linux.hall --post-build-hook /tmp/nix-ci-worker-e3275f71e28f2412/nix-ci-cache-upload.sh
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
this derivation will be built:
  /nix/store/l9f9yp1dwxkxkx0vy61zivy9l5awlwwz-hall.drv
building '/nix/store/l9f9yp1dwxkxkx0vy61zivy9l5awlwwz-hall.drv'...
hall> dhall:
hall>  /nix/store/vl60dfnw1gdx2r4cdx7ij0792rd8dza9-source/dhall/package.dhall
hall>    /nix/store/vl60dfnw1gdx2r4cdx7ij0792rd8dza9-source/dhall/hpack/package.dhall
hall>      /nix/store/vl60dfnw1gdx2r4cdx7ij0792rd8dza9-source/dhall/hpack/Package/package.dhall
hall>        /nix/store/vl60dfnw1gdx2r4cdx7ij0792rd8dza9-source/dhall/hpack/Package/schema
hall> 
hall> Error: Not a function
hall> 
hall> 7            ./Type rec a
hall> 
hall> /nix/store/vl60dfnw1gdx2r4cdx7ij0792rd8dza9-source/dhall/hpack/Package/schema:7:12
hall> 
hall> 1                                                ./schema
hall> 
hall> /nix/store/vl60dfnw1gdx2r4cdx7ij0792rd8dza9-source/dhall/hpack/Package/package.dhall:1:48
error: Cannot build '/nix/store/l9f9yp1dwxkxkx0vy61zivy9l5awlwwz-hall.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/i8gh40c74hkp02bp30fxfqf474dh5s1v-hall