this derivation will be built:
  /nix/store/3s94lssd7yxgpwv6rw81pbhxxiknwph9-nix-ld.drv
error: Cannot build '/nix/store/3s94lssd7yxgpwv6rw81pbhxxiknwph9-nix-ld.drv'.
       Reason: builder failed with exit code 101.
       Output paths:
         /nix/store/l6wb474pwh2k38k9hb0pczpnrwx63c1x-nix-ld
       Last 25 log lines:
       >     Checking hash32 v0.3.1
       >     Checking goblin v0.10.7
       >    Compiling nix-ld v2.0.6 (/build/source)
       > error: unused import: `heapless::format`
       >   --> src/main.rs:27:5
       >    |
       > 27 | use heapless::format;
       >    |     ^^^^^^^^^^^^^^^^
       >    |
       >    = note: `-D unused-imports` implied by `-D warnings`
       >    = help: to override `-D warnings` add `#[allow(unused_imports)]`
       >
       > error: variables can be used directly in the `format!` string
       >    --> src/main.rs:191:13
       >     |
       > 191 | /             log::error!("Unable to open the original loader at {:?}: {:?}.\nCheck if your NIX_LD environment variable is set correctly.", 
       > 192 | |             nix_ld,
       > 193 | |             err);
       >     | |________________^
       >     |
       >     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#uninlined_format_args
       >     = note: `-D clippy::uninlined-format-args` implied by `-D warnings`
       >     = help: to override `-D warnings` add `#[allow(clippy::uninlined_format_args)]`
       >
       > error: could not compile `nix-ld` (bin "nix-ld") due to 2 previous errors
       For full logs, run:
         nix log /nix/store/3s94lssd7yxgpwv6rw81pbhxxiknwph9-nix-ld.drv