error[E0464]: multiple candidates for `rlib` dependency `crateresolve1` found
  --> multiple-candidates.rs:1:1
   |
LL | extern crate crateresolve1;
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: candidate #1: ./mylibs/libcrateresolve1-1.rlib
   = note: candidate #2: ./mylibs/libcrateresolve1-2.rlib

error: aborting due to 1 previous error

For more information about this error, try `rustc --explain E0464`.