this derivation will be built:
  /nix/store/47wq3apdslq3xppcm7z9vx59283cyl7q-treefmt-check.drv
building '/nix/store/47wq3apdslq3xppcm7z9vx59283cyl7q-treefmt-check.drv'
treefmt-check> treefmt v2.5.0ERRO formatter | shellcheck: failed to apply with options '[]': exit status 1
treefmt-check> 
treefmt-check> 
treefmt-check> In run.sh line 1:
treefmt-check> nix build --impure --print-out-paths --expr \
treefmt-check> ^-- SC2148 (error): Tips depend on target shell and yours is unknown. Add a shebang or a 'shell' directive.
treefmt-check> 
treefmt-check> For more information:
treefmt-check>   https://www.shellcheck.net/wiki/SC2148 -- Tips depend on target shell and y...
treefmt-check> 
treefmt-check> traversed 550 files
treefmt-check> emitted 367 files for processing
treefmt-check> formatted 353 files (3 changed) in 837ms
treefmt-check> Error: failed to finalise formatting: formatting failures detected
error: Cannot build '/nix/store/47wq3apdslq3xppcm7z9vx59283cyl7q-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/ydaxs973yj5pplyq7phm4m540h9a7dlq-treefmt-check
       Last 14 log lines:
       > treefmt v2.5.0ERRO formatter | shellcheck: failed to apply with options '[]': exit status 1
       >
       >
       > In run.sh line 1:
       > nix build --impure --print-out-paths --expr \
       > ^-- SC2148 (error): Tips depend on target shell and yours is unknown. Add a shebang or a 'shell' directive.
       >
       > For more information:
       >   https://www.shellcheck.net/wiki/SC2148 -- Tips depend on target shell and y...
       >
       > traversed 550 files
       > emitted 367 files for processing
       > formatted 353 files (3 changed) in 837ms
       > Error: failed to finalise formatting: formatting failures detected
       For full logs, run:
         nix log /nix/store/47wq3apdslq3xppcm7z9vx59283cyl7q-treefmt-check.drv