diff --git a/src/test/ui/async-await/async-borrowck-escaping-closure-error.polonius.stderr b/src/test/ui/async-await/async-borrowck-escaping-closure-error.polonius.stderr
new file mode 100644
index 0000000..5f20367
--- /dev/null
+++ b/src/test/ui/async-await/async-borrowck-escaping-closure-error.polonius.stderr
@@ -0,0 +1,16 @@
+error[E0597]: `x` does not live long enough
+  --> $DIR/async-borrowck-escaping-closure-error.rs:5:24
+   |
+LL |     Box::new((async || x)())
+   |     -------------------^----
+   |     |         |        |
+   |     |         |        borrowed value does not live long enough
+   |     |         value captured here
+   |     borrow later used here
+LL |
+LL | }
+   | - `x` dropped here while still borrowed
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0597`.
diff --git a/src/test/ui/borrowck/return-local-binding-from-desugaring.polonius.stderr b/src/test/ui/borrowck/return-local-binding-from-desugaring.polonius.stderr
new file mode 100644
index 0000000..c818379
--- /dev/null
+++ b/src/test/ui/borrowck/return-local-binding-from-desugaring.polonius.stderr
@@ -0,0 +1,16 @@
+error[E0716]: temporary value dropped while borrowed
+  --> $DIR/return-local-binding-from-desugaring.rs:26:18
+   |
+LL |     for ref x in xs {
+   |                  ^^ creates a temporary which is freed while still in use
+...
+LL |     }
+   |     - temporary value is freed at the end of this statement
+LL |     result
+   |     ------ borrow later used here
+   |
+   = note: consider using a `let` binding to create a longer lived value
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0716`.
diff --git a/src/test/ui/dropck/dropck_trait_cycle_checked.polonius.stderr b/src/test/ui/dropck/dropck_trait_cycle_checked.polonius.stderr
index dbcb0fc..5e93a02 100644
--- a/src/test/ui/dropck/dropck_trait_cycle_checked.polonius.stderr
+++ b/src/test/ui/dropck/dropck_trait_cycle_checked.polonius.stderr
@@ -8,7 +8,9 @@
    | -
    | |
    | `o2` dropped here while still borrowed
-   | borrow might be used here, when `o2` is dropped and runs the destructor for type `std::boxed::Box<dyn Obj<'_>>`
+   | borrow might be used here, when `o1` is dropped and runs the destructor for type `std::boxed::Box<dyn Obj<'_>>`
+   |
+   = note: values in a scope are dropped in the opposite order they are defined
 
 error[E0597]: `o3` does not live long enough
   --> $DIR/dropck_trait_cycle_checked.rs:112:13
@@ -20,7 +22,9 @@
    | -
    | |
    | `o3` dropped here while still borrowed
-   | borrow might be used here, when `o3` is dropped and runs the destructor for type `std::boxed::Box<dyn Obj<'_>>`
+   | borrow might be used here, when `o1` is dropped and runs the destructor for type `std::boxed::Box<dyn Obj<'_>>`
+   |
+   = note: values in a scope are dropped in the opposite order they are defined
 
 error[E0597]: `o2` does not live long enough
   --> $DIR/dropck_trait_cycle_checked.rs:113:13
@@ -38,7 +42,7 @@
   --> $DIR/dropck_trait_cycle_checked.rs:114:13
    |
 LL |     let (o1, o2, o3): (Box<dyn Obj>, Box<dyn Obj>, Box<dyn Obj>) = (O::new(), O::new(), O::new());
-   |                                                                                         -------- cast requires that `o3` is borrowed for `'static`
+   |                                                                               -------- cast requires that `o3` is borrowed for `'static`
 ...
 LL |     o2.set1(&o3);
    |             ^^^ borrowed value does not live long enough
@@ -62,7 +66,7 @@
   --> $DIR/dropck_trait_cycle_checked.rs:116:13
    |
 LL |     let (o1, o2, o3): (Box<dyn Obj>, Box<dyn Obj>, Box<dyn Obj>) = (O::new(), O::new(), O::new());
-   |                                                                               -------- cast requires that `o2` is borrowed for `'static`
+   |                                                                                         -------- cast requires that `o2` is borrowed for `'static`
 ...
 LL |     o3.set1(&o2);
    |             ^^^ borrowed value does not live long enough
diff --git a/src/test/ui/json-multiple.polonius.stderr b/src/test/ui/json-multiple.polonius.stderr
new file mode 100644
index 0000000..0e4d442
--- /dev/null
+++ b/src/test/ui/json-multiple.polonius.stderr
@@ -0,0 +1 @@
+{"artifact":"$TEST_BUILD_DIR/json-multiple.polonius/libjson_multiple.rlib","emit":"link"}
diff --git a/src/test/ui/json-options.polonius.stderr b/src/test/ui/json-options.polonius.stderr
new file mode 100644
index 0000000..e21f6f8
--- /dev/null
+++ b/src/test/ui/json-options.polonius.stderr
@@ -0,0 +1 @@
+{"artifact":"$TEST_BUILD_DIR/json-options.polonius/libjson_options.rlib","emit":"link"}