this derivation will be built:
  /nix/store/j4qxv85l1h6f2ci2prgyba8pdlf8bx1q-treefmt-check.drv
error: build of '/nix/store/j4qxv85l1h6f2ci2prgyba8pdlf8bx1q-treefmt-check.drv' on 'ssh-ng://customer@mac02' failed: Cannot build '/nix/store/j4qxv85l1h6f2ci2prgyba8pdlf8bx1q-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/lna608g3581ps4p1jn7j8d3nw3j3frwi-treefmt-check
       Last 19 log lines:
       > treefmt v2.5.0traversed 55 files
       > emitted 32 files for processing
       > formatted 32 files (1 changed) in 67ms
       >  M crates/gc/src/main.rs
       > diff --git a/crates/gc/src/main.rs b/crates/gc/src/main.rs
       > index 865ecac..b48548a 100644
       > --- a/crates/gc/src/main.rs
       > +++ b/crates/gc/src/main.rs
       > @@ -168,7 +168,9 @@ fn parse_args_from(args: Vec<std::ffi::OsString>) -> Result<Args> {
       >  fn init_rayon() {
       >      if let Err(e) = rayon::ThreadPoolBuilder::new().build_global() {
       >          log::warn!("failed to start rayon thread pool ({e}); falling back to a single thread");
       > -        let _ = rayon::ThreadPoolBuilder::new().num_threads(1).build_global();
       > +        let _ = rayon::ThreadPoolBuilder::new()
       > +            .num_threads(1)
       > +            .build_global();
       >      }
       >  }
       >  
       For full logs, run:
         nix log /nix/store/j4qxv85l1h6f2ci2prgyba8pdlf8bx1q-treefmt-check.drv
error: Cannot build '/nix/store/j4qxv85l1h6f2ci2prgyba8pdlf8bx1q-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/lna608g3581ps4p1jn7j8d3nw3j3frwi-treefmt-check