this derivation will be built:
  /nix/store/v0w2w88flx4zz6jywmil58hljmv562mk-pre-commit-run.drv
error: Cannot build '/nix/store/v0w2w88flx4zz6jywmil58hljmv562mk-pre-commit-run.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/71ajskcgr9ppfm68d7q5xwi542m5lyq5-pre-commit-run
       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/v0w2w88flx4zz6jywmil58hljmv562mk-pre-commit-run.drv