diff --git a/src/test/ui/const-generics/struct-with-invalid-const-param.stderr b/src/test/ui/const-generics/struct-with-invalid-const-param.stderr
index dfa2557e9f6f..b3aa35e079ae 100644
--- a/src/test/ui/const-generics/struct-with-invalid-const-param.stderr
+++ b/src/test/ui/const-generics/struct-with-invalid-const-param.stderr
@@ -14,3 +14,4 @@ LL | #![feature(const_generics)]
 
 error: aborting due to previous error
 
+For more information about this error, try `rustc --explain E0573`.
diff --git a/src/test/ui/enum/enum-variant-type-2.stderr b/src/test/ui/enum/enum-variant-type-2.stderr
index 65c45d9bad0d..7e8453c61f62 100644
--- a/src/test/ui/enum/enum-variant-type-2.stderr
+++ b/src/test/ui/enum/enum-variant-type-2.stderr
@@ -9,3 +9,4 @@ LL | fn foo(x: Foo::Bar) {}
 
 error: aborting due to previous error
 
+For more information about this error, try `rustc --explain E0573`.
diff --git a/src/test/ui/issues/issue-17546.stderr b/src/test/ui/issues/issue-17546.stderr
index 1f71e159f182..4a0fb186e49f 100644
--- a/src/test/ui/issues/issue-17546.stderr
+++ b/src/test/ui/issues/issue-17546.stderr
@@ -62,3 +62,4 @@ LL | fn newer() -> Result<foo::MyEnum, String> {
 
 error: aborting due to 4 previous errors
 
+For more information about this error, try `rustc --explain E0573`.
diff --git a/src/test/ui/issues/issue-18119.stderr b/src/test/ui/issues/issue-18119.stderr
index 4c5b940190ee..ddee5a9da7a4 100644
--- a/src/test/ui/issues/issue-18119.stderr
+++ b/src/test/ui/issues/issue-18119.stderr
@@ -18,3 +18,4 @@ LL | impl foo {}
 
 error: aborting due to 3 previous errors
 
+For more information about this error, try `rustc --explain E0573`.
diff --git a/src/test/ui/issues/issue-30535.stderr b/src/test/ui/issues/issue-30535.stderr
index 5faf0374210d..e3692934b62a 100644
--- a/src/test/ui/issues/issue-30535.stderr
+++ b/src/test/ui/issues/issue-30535.stderr
@@ -9,3 +9,4 @@ LL |     _: foo::Foo::FooV
 
 error: aborting due to previous error
 
+For more information about this error, try `rustc --explain E0573`.
diff --git a/src/test/ui/issues/issue-35675.stderr b/src/test/ui/issues/issue-35675.stderr
index 856d6506f2a9..91814d949637 100644
--- a/src/test/ui/issues/issue-35675.stderr
+++ b/src/test/ui/issues/issue-35675.stderr
@@ -67,5 +67,5 @@ LL | fn qux() -> Some {
 
 error: aborting due to 7 previous errors
 
-Some errors have detailed explanations: E0412, E0425.
+Some errors have detailed explanations: E0412, E0425, E0573.
 For more information about an error, try `rustc --explain E0412`.
diff --git a/src/test/ui/privacy/privacy-ns1.stderr b/src/test/ui/privacy/privacy-ns1.stderr
index 09148f9d0e6e..8ffc12c31cb6 100644
--- a/src/test/ui/privacy/privacy-ns1.stderr
+++ b/src/test/ui/privacy/privacy-ns1.stderr
@@ -72,5 +72,5 @@ LL | use foo3::Bar;
 
 error: aborting due to 4 previous errors
 
-Some errors have detailed explanations: E0412, E0423, E0425.
+Some errors have detailed explanations: E0412, E0423, E0425, E0573.
 For more information about an error, try `rustc --explain E0412`.
diff --git a/src/test/ui/privacy/privacy-ns2.stderr b/src/test/ui/privacy/privacy-ns2.stderr
index 8ea32f36f9e7..13057a899f3c 100644
--- a/src/test/ui/privacy/privacy-ns2.stderr
+++ b/src/test/ui/privacy/privacy-ns2.stderr
@@ -82,5 +82,5 @@ LL |     use foo3::{Bar,Baz};
 
 error: aborting due to 7 previous errors
 
-Some errors have detailed explanations: E0423, E0603.
+Some errors have detailed explanations: E0423, E0573, E0603.
 For more information about an error, try `rustc --explain E0423`.
diff --git a/src/test/ui/tool-attributes/tool-attributes-misplaced-1.stderr b/src/test/ui/tool-attributes/tool-attributes-misplaced-1.stderr
index 6bef793e0e71..b831e624cb6f 100644
--- a/src/test/ui/tool-attributes/tool-attributes-misplaced-1.stderr
+++ b/src/test/ui/tool-attributes/tool-attributes-misplaced-1.stderr
@@ -42,4 +42,5 @@ LL |     rustfmt::skip;
 
 error: aborting due to 7 previous errors
 
-For more information about this error, try `rustc --explain E0423`.
+Some errors have detailed explanations: E0423, E0573.
+For more information about an error, try `rustc --explain E0423`.
diff --git a/src/test/ui/traits/trait-impl-for-module.stderr b/src/test/ui/traits/trait-impl-for-module.stderr
index 4a06cd777d49..c62bcfca94de 100644
--- a/src/test/ui/traits/trait-impl-for-module.stderr
+++ b/src/test/ui/traits/trait-impl-for-module.stderr
@@ -6,3 +6,4 @@ LL | impl A for a {
 
 error: aborting due to previous error
 
+For more information about this error, try `rustc --explain E0573`.
diff --git a/src/test/ui/type/type-ascription-with-fn-call.stderr b/src/test/ui/type/type-ascription-with-fn-call.stderr
index 624c817e33e3..eeaca5300f9b 100644
--- a/src/test/ui/type/type-ascription-with-fn-call.stderr
+++ b/src/test/ui/type/type-ascription-with-fn-call.stderr
@@ -11,3 +11,4 @@ LL |     f();
 
 error: aborting due to previous error
 
+For more information about this error, try `rustc --explain E0573`.
diff --git a/src/test/ui/variants/variant-used-as-type.stderr b/src/test/ui/variants/variant-used-as-type.stderr
index 1138b69ae3bc..fdfc044d81f6 100644
--- a/src/test/ui/variants/variant-used-as-type.stderr
+++ b/src/test/ui/variants/variant-used-as-type.stderr
@@ -24,3 +24,4 @@ LL | impl Ty {}
 
 error: aborting due to 2 previous errors
 
+For more information about this error, try `rustc --explain E0573`.