this derivation will be built:
  /nix/store/512yyyspa8lfb6j23g511zrl2zy7rkj6-flakelet-0.1.0.drv
error: Cannot build '/nix/store/512yyyspa8lfb6j23g511zrl2zy7rkj6-flakelet-0.1.0.drv'.
       Reason: builder failed with exit code 101.
       Output paths:
         /nix/store/idq0s7zid23hjbn1ha2cv1afh8r7k33i-flakelet-0.1.0
       Last 25 log lines:
       >    --> flakelet-core/src/manager.rs:557:22
       >     |
       > 557 |             systemd::remove(&m.units)?;
       >     |                      ^^^^^^ not found in `systemd`
       >
       > error[E0425]: cannot find function `stop` in module `systemd`
       >    --> flakelet-core/src/manager.rs:756:18
       >     |
       > 756 |         systemd::stop(&units)?;
       >     |                  ^^^^ not found in `systemd`
       >
       > error[E0425]: cannot find function `stop` in module `systemd`
       >    --> flakelet-core/src/manager.rs:956:30
       >     |
       > 956 |             let _ = systemd::stop(&artifact.units);
       >     |                              ^^^^ not found in `systemd`
       >
       > error[E0425]: cannot find function `remove_except` in this scope
       >   --> flakelet-core/src/systemd.rs:75:5
       >    |
       > 75 |     remove_except(old, &keep)?;
       >    |     ^^^^^^^^^^^^^ not found in this scope
       >
       > For more information about this error, try `rustc --explain E0425`.
       > error: could not compile `flakelet-core` (lib) due to 5 previous errors
       For full logs, run:
         nix log /nix/store/512yyyspa8lfb6j23g511zrl2zy7rkj6-flakelet-0.1.0.drv