Build complaining about /homeless-shelter

[mikroskeem]

[+] Building 362.2s (11/11) FINISHED                                                                                                                                                       docker:colima
 => [internal] load .dockerignore                                                                                                                                                                   0.0s
 => => transferring context: 2B                                                                                                                                                                     0.0s
 => [internal] load build definition from flake.nix                                                                                                                                                 0.0s
 => => transferring dockerfile: 3.58kB                                                                                                                                                              0.0s
 => resolve image config for ghcr.io/reproducible-containers/buildkit-nix:v0.1.1@sha256:7d4c42a5c6baea2b21145589afa85e0862625e6779c89488987266b85e088021                                            0.0s
 => CACHED docker-image://ghcr.io/reproducible-containers/buildkit-nix:v0.1.1@sha256:7d4c42a5c6baea2b21145589afa85e0862625e6779c89488987266b85e088021                                               0.0s
 => [internal] local dockerfile                                                                                                                                                                     0.1s
 => => transferring dockerfile: 866.43kB                                                                                                                                                            0.1s
 => resolve image config for ghcr.io/reproducible-containers/buildkit-nix:v0.1.1@sha256:7d4c42a5c6baea2b21145589afa85e0862625e6779c89488987266b85e088021                                            0.0s
 => [internal] self image                                                                                                                                                                           0.0s
 => resolve image config for docker.io/nixos/nix:2.17.0@sha256:a186d0501304e87751280b7b6ad62b54b9d08b8c5c63b9752eac408e1159c340                                                                     0.0s
 => [internal] local context                                                                                                                                                                        0.1s
 => => transferring context: 866.43kB                                                                                                                                                               0.1s
 => CACHED [internal] nix image                                                                                                                                                                     0.0s
 => ERROR /self/buildkit-nix helper --filename=flake.nix                                                                                                                                          352.3s
------
 > /self/buildkit-nix helper --filename=flake.nix:
0.232 time="2024-03-11T08:15:02Z" level=info msg="Populating cache from /cache into /nix"
0.237 time="2024-03-11T08:15:02Z" level=info msg="Running [nix --extra-experimental-features nix-command --extra-experimental-features flakes build --option build-users-group  /dockerfile] (flake mode: true)"
0.286 warning: Git tree '/dockerfile' is dirty
1.229 copying path '/nix/store/8rrzq23h2zq7sv5l2vhw44kls5w0f654-source' from 'https://cache.nixos.org'...
18.66 these 56 derivations will be built:
<snip>
352.1 error: home directory '/homeless-shelter' exists; please remove it to assure purity of builds without sandboxing
352.2 time="2024-03-11T08:20:54Z" level=fatal msg="exit status 1"
------
flake.nix:1
--------------------
   1 | >>> # syntax = ghcr.io/reproducible-containers/buildkit-nix:v0.1.1@sha256:7d4c42a5c6baea2b21145589afa85e0862625e6779c89488987266b85e088021
   2 |
   3 |     {
--------------------
ERROR: failed to solve: process "/self/buildkit-nix helper --filename=flake.nix" did not complete successfully: exit code: 1

docker system info:

Client:
 Version:    24.0.5
 Context:    colima
 Debug Mode: false
 Plugins:
  buildx: Docker Buildx (Docker Inc.)
    Version:  v0.12.0
    Path:     /nix/store/bx6fxfbfjh99rqxwwr1g92ahpz4fgz3x-docker-plugins/libexec/docker/cli-plugins/docker-buildx
  compose: Docker Compose (Docker Inc.)
    Version:  2.23.1
    Path:     /nix/store/bx6fxfbfjh99rqxwwr1g92ahpz4fgz3x-docker-plugins/libexec/docker/cli-plugins/docker-compose

Server:
 Containers: 1
  Running: 0
  Paused: 0
  Stopped: 1
 Images: 20
 Server Version: 24.0.7
 Storage Driver: overlay2
  Backing Filesystem: extfs
  Supports d_type: true
  Using metacopy: false
  Native Overlay Diff: true
  userxattr: false
 Logging Driver: json-file
 Cgroup Driver: cgroupfs
 Cgroup Version: 2
 Plugins:
  Volume: local
  Network: bridge host ipvlan macvlan null overlay
  Log: awslogs fluentd gcplogs gelf journald json-file local logentries splunk syslog
 Swarm: inactive
 Runtimes: io.containerd.runc.v2 runc
 Default Runtime: runc
 Init Binary: docker-init
 containerd version: d8f198a4ed8892c764191ef7b3b06d8a2eeb5c7f
 runc version: v1.1.10-0-g18a0cb0
 init version: de40ad0
 Security Options:
  apparmor
  seccomp
   Profile: builtin
  cgroupns
 Kernel Version: 6.5.0-21-generic
 Operating System: Ubuntu 23.10
 OSType: linux
 Architecture: aarch64
 CPUs: 2
 Total Memory: 5.772GiB
 Name: colima
 ID: <snip>
 Docker Root Dir: /var/lib/docker
 Debug Mode: false
 Experimental: false
 Insecure Registries:
  127.0.0.0/8
 Live Restore Enabled: false