this derivation will be built:
  /nix/store/jgawihid1srp9gs7q8mvwxj9mjikdwhj-treefmt-check.drv
building '/nix/store/jgawihid1srp9gs7q8mvwxj9mjikdwhj-treefmt-check.drv' on 'ssh-ng://nixbot-remote-build@78.232.36.247'
building '/nix/store/jgawihid1srp9gs7q8mvwxj9mjikdwhj-treefmt-check.drv'
treefmt-check> treefmt v2.4.0traversed 934 files
treefmt-check> emitted 233 files for processing
treefmt-check> formatted 233 files (2 changed) in 1.114s
treefmt-check>  M packer/stage1-nix.pkr.hcl
treefmt-check>  M packer/stage2-nix.pkr.hcl
treefmt-check> diff --git a/packer/stage1-nix.pkr.hcl b/packer/stage1-nix.pkr.hcl
treefmt-check> index 8b0cdf9..b83b284 100644
treefmt-check> --- a/packer/stage1-nix.pkr.hcl
treefmt-check> +++ b/packer/stage1-nix.pkr.hcl
treefmt-check> @@ -1,5 +1,5 @@
treefmt-check>  variable "ami_name" {
treefmt-check> -  type    = string
treefmt-check> +  type = string
treefmt-check>  }
treefmt-check>  
treefmt-check>  variable "build-vol" {
treefmt-check> @@ -13,7 +13,7 @@ variable "force-deregister" {
treefmt-check>  }
treefmt-check>  
treefmt-check>  variable "git-head-version" {
treefmt-check> -  type    = string
treefmt-check> +  type = string
treefmt-check>  }
treefmt-check>  
treefmt-check>  variable "input-hash" {
treefmt-check> @@ -22,15 +22,15 @@ variable "input-hash" {
treefmt-check>  }
treefmt-check>  
treefmt-check>  variable "packer-execution-id" {
treefmt-check> -  type    = string
treefmt-check> +  type = string
treefmt-check>  }
treefmt-check>  
treefmt-check>  variable "postgres_major_version" {
treefmt-check> -  type    = string
treefmt-check> +  type = string
treefmt-check>  }
treefmt-check>  
treefmt-check>  variable "postgres-version" {
treefmt-check> -  type    = string
treefmt-check> +  type = string
treefmt-check>  }
treefmt-check>  
treefmt-check>  # These come from $arch.vars.pkr.hcl, don't need to pass in explicitly
treefmt-check> diff --git a/packer/stage2-nix.pkr.hcl b/packer/stage2-nix.pkr.hcl
treefmt-check> index 4c88827..b80d2fb 100644
treefmt-check> --- a/packer/stage2-nix.pkr.hcl
treefmt-check> +++ b/packer/stage2-nix.pkr.hcl
treefmt-check> @@ -1,25 +1,25 @@
treefmt-check>  variable "ami_name" {
treefmt-check> -  type    = string
treefmt-check> +  type = string
treefmt-check>  }
treefmt-check>  
treefmt-check>  variable "git-head-version" {
treefmt-check> -  type    = string
treefmt-check> +  type = string
treefmt-check>  }
treefmt-check>  
treefmt-check>  variable "packages_git_sha" {
treefmt-check> -  type    = string
treefmt-check> +  type = string
treefmt-check>  }
treefmt-check>  
treefmt-check>  variable "packer-execution-id" {
treefmt-check> -  type    = string
treefmt-check> +  type = string
treefmt-check>  }
treefmt-check>  
treefmt-check>  variable "postgres_major_version" {
treefmt-check> -  type    = string
treefmt-check> +  type = string
treefmt-check>  }
treefmt-check>  
treefmt-check>  variable "postgres-version" {
treefmt-check> -  type    = string
treefmt-check> +  type = string
treefmt-check>  }
treefmt-check>  
treefmt-check>  variable "source_ami" {
error: build of '/nix/store/jgawihid1srp9gs7q8mvwxj9mjikdwhj-treefmt-check.drv' on 'ssh-ng://nixbot-remote-build@78.232.36.247' failed: Cannot build '/nix/store/jgawihid1srp9gs7q8mvwxj9mjikdwhj-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/w2mpc8gzqnah4l38zgbcf6hn7m1rcpip-treefmt-check
       Last 25 log lines:
       > -  type    = string
       > +  type = string
       >  }
       >  
       >  variable "packages_git_sha" {
       > -  type    = string
       > +  type = string
       >  }
       >  
       >  variable "packer-execution-id" {
       > -  type    = string
       > +  type = string
       >  }
       >  
       >  variable "postgres_major_version" {
       > -  type    = string
       > +  type = string
       >  }
       >  
       >  variable "postgres-version" {
       > -  type    = string
       > +  type = string
       >  }
       >  
       >  variable "source_ami" {
       For full logs, run:
         nix log /nix/store/jgawihid1srp9gs7q8mvwxj9mjikdwhj-treefmt-check.drv
error: Cannot build '/nix/store/jgawihid1srp9gs7q8mvwxj9mjikdwhj-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/w2mpc8gzqnah4l38zgbcf6hn7m1rcpip-treefmt-check