error[E0433]: failed to resolve: use of undeclared crate or module `somedep`
  --> $DIR/multiple-opts.rs:19:5
   |
LL |     somedep::somefun();
   |     ^^^^^^^ use of undeclared crate or module `somedep`

error: aborting due to 1 previous error

For more information about this error, try `rustc --explain E0433`.