error[E0464]: multiple matching crates for `crateresolve1` --> $DIR/E0464.rs:11:1 | LL | extern crate crateresolve1; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = note: candidates: crate `crateresolve1`: $TEST_BUILD_DIR/error-codes/E0464/auxiliary/libcrateresolve1-1.somelib crate `crateresolve1`: $TEST_BUILD_DIR/error-codes/E0464/auxiliary/libcrateresolve1-2.somelib crate `crateresolve1`: $TEST_BUILD_DIR/error-codes/E0464/auxiliary/libcrateresolve1-3.somelib error: aborting due to previous error For more information about this error, try `rustc --explain E0464`.