I'm trying to do a fresh install using disko-install, but it fails like

Creating new GPT entries in memory.
The operation has completed successfully.
+ sgdisk --align-end --new=1:1MiB:1GiB --partition-guid=1:R --change-name=1:disk-nvme0n1-ESP --typecode=1:8300 --attributes=1:=:0 /dev/nvme0n1
The operation has completed successfully.
+ partprobe /dev/nvme0n1
+ udevadm trigger --subsystem-match=block
+ udevadm settle --timeout 120
+ sgdisk --align-end --new=2:1GiB:-8G --partition-guid=2:R --change-name=2:disk-nvme0n1-luks --typecode=2:8300 --attributes=2:=:0 /dev/nvme0n1
Could not create partition 2 from 2097152 to 959995903
Unable to set partition 2's name to 'disk-nvme0n1-luks'!
Could not change partition 2's type code to 8300!
Error encountered; not saving changes.
+ sgdisk --partition-guid=2:R --change-name=2:disk-nvme0n1-luks --typecode=2:8300 --attributes=2:=:0 /dev/nvme0n1
Unable to set partition 2's name to 'disk-nvme0n1-luks'!
Could not change partition 2's type code to 8300!
Error encountered; not saving changes.
+ rm -rf /tmp/tmp.aBFS0bfxTS
Copying store paths
[#################################################################>-----------------------------------------------------------]
 436.34 MiB / 836.22 MiB  |  52% |  1.58 GiB/s   | 00:00:00 remaining                                                          19:48:17 [ERROR] Error copying: "/nix/store/mklp59jc4s3b8wy20jsvkrm55bc44dkp-nix-2.33.4-doc/share/doc/nix/manual/toc.js" -> "/mnt/disko-install-root/nix/store/mklp59jc4s3b8wy20jsvkrm55bc44dkp-nix-2.33.4-doc/share/doc/nix/manual/toc.js"; aborting.
19:48:17 [ERROR] Error copying: "/nix/store/mklp59jc4s3b8wy20jsvkrm55bc44dkp-nix-2.33.4-doc/share/doc/nix/manual/toc.html" -> "/mnt/disko-install-root/nix/store/mklp59jc4s3b8wy20jsvkrm55bc44dkp-nix-2.33.4-doc/share/doc/nix/manual/toc.html"; aborting.
19:48:17 [ERROR] Received error: Error during copy: Read-only file system (os error 30)
19:48:17 [ERROR] Error copying: "/nix/store/mklp59jc4s3b8wy20jsvkrm55bc44dkp-nix-2.33.4-doc/share/doc/nix/manual/tomorrow-night.css" -> "/mnt/disko-install-root/nix/store/mklp59jc4s3b8wy20jsvkrm55bc44dkp-nix-2.33.4-doc/share/doc/nix/manual/tomorrow-nightError: Error during copy: Read-only file system (os error 30)
Loading nix database
installing the boot loader...
chroot: failed to run command ‘/nix/var/nix/profiles/system/activate’: No such file or directory
chroot: failed to run command ‘/nix/var/nix/profiles/system/sw/bin/bash’: No such file or directory
disko-install failed
rmdir: failed to remove '/mnt/disko-install-root': Directory not empty

Any pointers what I might be doing wrong?

This is my disk-config

{
  disko.devices = {
    disk = {
      nvme0n1 = {
        device = "/dev/nvme0n1";
        type = "disk";
        content = {
          type = "gpt";
          partitions = {
            ESP = {
              start = "1MiB";
              end = "1GiB";
              content = {
                type = "filesystem";
                format = "vfat";
                mountpoint = "/boot";
              };
            };
            luks = {
              start = "1GiB";
              end = "-8G";
              content = {
                type = "luks";
                name = "crypted";
                content = {
                  type = "zfs";
                  pool = "zroot";
                };
              };
            };
            swap = {
              start = "-8G";
              end = "100%";
              content = {
                type = "swap";
                randomEncryption = true;
              };
            };
          };
        };
      };
    };
    zpool = {
      zroot = {
        type = "zpool";
        rootFsOptions = {
          "com.sun:auto-snapshot" = "false";
        };
        mountpoint = "/";
        postCreateHook = "zfs list -t snapshot -H -o name | grep -E '^zroot@blank$' || zfs snapshot zroot@blank";

        datasets = {
          persist = {
            type = "zfs_fs";
            mountpoint = "/persist";
          };
          nixstore = {
            type = "zfs_fs";
            mountpoint = "/nix";
          };
          home = {
            type = "zfs_fs";
            mountpoint = "/home";
            options."com.sun:auto-snapshot" = "true";
          };
        };
      };
    };
  };
}