error[E0433]: failed to resolve: maybe a missing crate `nonexistant`?
  --> $DIR/editions-crate-root-2015.rs:4:26
   |
LL |     fn global_inner(_: ::nonexistant::Foo) {
   |                          ^^^^^^^^^^^ maybe a missing crate `nonexistant`?
   |
   = help: consider adding `extern crate nonexistant` to use the `nonexistant` crate

error[E0433]: failed to resolve: maybe a missing crate `nonexistant`?
  --> $DIR/editions-crate-root-2015.rs:7:30
   |
LL |     fn crate_inner(_: crate::nonexistant::Foo) {
   |                              ^^^^^^^^^^^ maybe a missing crate `nonexistant`?
   |
   = help: consider adding `extern crate nonexistant` to use the `nonexistant` crate

error[E0412]: cannot find type `nonexistant` in the crate root
  --> $DIR/editions-crate-root-2015.rs:11:25
   |
LL |     fn bare_global(_: ::nonexistant) {
   |                         ^^^^^^^^^^^ not found in the crate root

error[E0412]: cannot find type `nonexistant` in the crate root
  --> $DIR/editions-crate-root-2015.rs:14:29
   |
LL |     fn bare_crate(_: crate::nonexistant) {
   |                             ^^^^^^^^^^^ not found in the crate root

error: aborting due to 4 previous errors

Some errors have detailed explanations: E0412, E0433.
For more information about an error, try `rustc --explain E0412`.