fix up a fluent message

compiler/rustc_error_messages/locales/en-US/infer.ftl

@@ -126,10 +126,10 @@ infer_data_lifetime_flow = ...but data with one lifetime flows into the other he
 infer_declared_multiple = this type is declared with multiple lifetimes...
 infer_types_declared_different = these two types are declared with different lifetimes...
 infer_data_flows = ...but data{$label_var1_exists ->
-    [true] -> {" "}from `{$label_var1}`
+    [true] {" "}from `{$label_var1}`
     *[false] -> {""}
 } flows{$label_var2_exists ->
-    [true] -> {" "}into `{$label_var2}`
+    [true] {" "}into `{$label_var2}`
     *[false] -> {""}
 } here
 

src/test/ui/implied-bounds/hrlt-implied-trait-bounds-guard.rs

@@ -31,6 +31,16 @@ fn badboi<'in_, 'out, T>(x: Foo<'in_, 'out, T>, sadness: &'in_ T) -> &'out T {
     sadness.cast()
 }
 
+fn badboi2<'in_, 'out, T>(x: Foo<'in_, 'out, T>, sadness: &'in_ T) {
+    //~^ ERROR lifetime mismatch
+    let _: &'out T = sadness.cast();
+}
+
+fn badboi3<'in_, 'out, T>(a: Foo<'in_, 'out, (&'in_ T, &'out T)>, sadness: &'in_ T) {
+    //~^ ERROR lifetime mismatch
+    let _: &'out T = sadness.cast();
+}
+
 fn bad<'short, T>(value: &'short T) -> &'static T {
     let x: for<'in_, 'out> fn(Foo<'in_, 'out, T>, &'in_ T) -> &'out T = badboi;
     let x: for<'out> fn(Foo<'short, 'out, T>, &'short T) -> &'out T = x;

src/test/ui/implied-bounds/hrlt-implied-trait-bounds-guard.stderr

@@ -7,6 +7,24 @@ LL | fn badboi<'in_, 'out, T>(x: Foo<'in_, 'out, T>, sadness: &'in_ T) -> &'out
    |                             this parameter and the return type are declared with different lifetimes...
    |                             ...but data from `x` is returned here
 
-error: aborting due to previous error
+error[E0623]: lifetime mismatch
+  --> $DIR/hrlt-implied-trait-bounds-guard.rs:34:30
+   |
+LL | fn badboi2<'in_, 'out, T>(x: Foo<'in_, 'out, T>, sadness: &'in_ T) {
+   |                              ^^^^^^^^^^^^^^^^^^
+   |                              |
+   |                              this type is declared with multiple lifetimes...
+   |                              ...but data with one lifetime flows into the other here
+
+error[E0623]: lifetime mismatch
+  --> $DIR/hrlt-implied-trait-bounds-guard.rs:39:30
+   |
+LL | fn badboi3<'in_, 'out, T>(a: Foo<'in_, 'out, (&'in_ T, &'out T)>, sadness: &'in_ T) {
+   |                              ^^^^^^^^^^^^^^^^^-------^^-------^^
+   |                              |                |
+   |                              |                these two types are declared with different lifetimes...
+   |                              ...but data from `a` flows into `a` here
+
+error: aborting due to 3 previous errors
 
 For more information about this error, try `rustc --explain E0623`.