diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d9be52008e..e5f9943400 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -474,7 +474,7 @@ jobs:
         with:
           use-cross: false
           command: test
-          args: --test single --features __v7
+          args: --test tests --features __v7
 
   # Run test suite for thumbv6m
   testv6:
@@ -515,7 +515,7 @@ jobs:
         with:
           use-cross: false
           command: test
-          args: --test single
+          args: --test tests
 
   # Build documentation, check links
   docs:
diff --git a/Cargo.toml b/Cargo.toml
index 12b25c432e..dd4633b148 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -68,7 +68,6 @@ version_check = "0.9"
 
 [dev-dependencies]
 lm3s6965 = "0.1.3"
-panic-halt = "0.2.0"
 cortex-m-semihosting = "0.3.3"
 
 [dev-dependencies.panic-semihosting]
diff --git a/examples/big-struct-opt.rs b/examples/big-struct-opt.rs
index dc6e72f78d..e6a5c17247 100644
--- a/examples/big-struct-opt.rs
+++ b/examples/big-struct-opt.rs
@@ -6,7 +6,7 @@
 #![no_main]
 #![no_std]
 
-use panic_halt as _;
+use panic_semihosting as _;
 
 /// Some big struct
 pub struct BigStruct {
diff --git a/examples/not-sync.rs b/examples/not-sync.rs
index 8189da51bf..f01d40432a 100644
--- a/examples/not-sync.rs
+++ b/examples/not-sync.rs
@@ -6,7 +6,7 @@
 #![no_std]
 
 use core::marker::PhantomData;
-use panic_halt as _;
+use panic_semihosting as _;
 
 pub struct NotSync {
     _0: PhantomData<*const ()>,
diff --git a/examples/schedule.rs b/examples/schedule.rs
index cdbdc0dedd..d6d4499877 100644
--- a/examples/schedule.rs
+++ b/examples/schedule.rs
@@ -5,7 +5,7 @@
 #![no_main]
 #![no_std]
 
-use panic_halt as _;
+use panic_semihosting as _;
 
 // NOTE: does NOT work on QEMU!
 #[rtic::app(device = lm3s6965, dispatchers = [SSI0])]
diff --git a/examples/t-binds.rs b/examples/t-binds.rs
index 60afa35ebe..fbc89e88af 100644
--- a/examples/t-binds.rs
+++ b/examples/t-binds.rs
@@ -5,7 +5,7 @@
 #![no_main]
 #![no_std]
 
-use panic_halt as _;
+use panic_semihosting as _;
 
 #[rtic::app(device = lm3s6965)]
 mod app {
diff --git a/examples/t-cfg-resources.rs b/examples/t-cfg-resources.rs
index 990b01ff8e..1adcb9054e 100644
--- a/examples/t-cfg-resources.rs
+++ b/examples/t-cfg-resources.rs
@@ -3,7 +3,7 @@
 #![no_main]
 #![no_std]
 
-use panic_halt as _;
+use panic_semihosting as _;
 
 #[rtic::app(device = lm3s6965)]
 mod app {
diff --git a/examples/t-cfg.rs b/examples/t-cfg.rs
index ff06ee8eee..ef591c4d3e 100644
--- a/examples/t-cfg.rs
+++ b/examples/t-cfg.rs
@@ -3,7 +3,7 @@
 #![no_main]
 #![no_std]
 
-use panic_halt as _;
+use panic_semihosting as _;
 
 #[rtic::app(device = lm3s6965, dispatchers = [SSI0, QEI0])]
 mod app {
diff --git a/examples/t-late-not-send.rs b/examples/t-late-not-send.rs
index dae0aa99ec..579f843675 100644
--- a/examples/t-late-not-send.rs
+++ b/examples/t-late-not-send.rs
@@ -5,7 +5,7 @@
 
 use core::marker::PhantomData;
 
-use panic_halt as _;
+use panic_semihosting as _;
 
 pub struct NotSend {
     _0: PhantomData<*const ()>,
diff --git a/examples/t-resource.rs b/examples/t-resource.rs
index 164ea841b9..6e83069d7b 100644
--- a/examples/t-resource.rs
+++ b/examples/t-resource.rs
@@ -5,7 +5,7 @@
 #![no_main]
 #![no_std]
 
-use panic_halt as _;
+use panic_semihosting as _;
 
 #[rtic::app(device = lm3s6965)]
 mod app {
diff --git a/examples/t-schedule-core-stable.rs b/examples/t-schedule-core-stable.rs
index adcc0b695b..98d42ce721 100644
--- a/examples/t-schedule-core-stable.rs
+++ b/examples/t-schedule-core-stable.rs
@@ -5,7 +5,7 @@
 #![no_main]
 #![no_std]
 
-use panic_halt as _;
+use panic_semihosting as _;
 
 #[rtic::app(device = lm3s6965, dispatchers = [SSI0])]
 mod app {
diff --git a/examples/t-schedule.rs b/examples/t-schedule.rs
index 259b22655f..bd0ab668b3 100644
--- a/examples/t-schedule.rs
+++ b/examples/t-schedule.rs
@@ -5,7 +5,7 @@
 #![no_main]
 #![no_std]
 
-use panic_halt as _;
+use panic_semihosting as _;
 
 #[rtic::app(device = lm3s6965, dispatchers = [SSI0])]
 mod app {
diff --git a/examples/t-spawn.rs b/examples/t-spawn.rs
index cc7754e858..ca5c61b2e3 100644
--- a/examples/t-spawn.rs
+++ b/examples/t-spawn.rs
@@ -5,7 +5,7 @@
 #![no_main]
 #![no_std]
 
-use panic_halt as _;
+use panic_semihosting as _;
 
 #[rtic::app(device = lm3s6965, dispatchers = [SSI0])]
 mod app {
diff --git a/tests/single.rs b/tests/tests.rs
similarity index 66%
rename from tests/single.rs
rename to tests/tests.rs
index b5d480c7ae..9fb88a1bba 100644
--- a/tests/single.rs
+++ b/tests/tests.rs
@@ -3,5 +3,5 @@ use trybuild::TestCases;
 #[test]
 fn ui() {
     let t = TestCases::new();
-    t.compile_fail("ui/single/*.rs");
+    t.compile_fail("ui/*.rs");
 }
diff --git a/ui/single/exception-invalid.rs b/ui/exception-invalid.rs
similarity index 100%
rename from ui/single/exception-invalid.rs
rename to ui/exception-invalid.rs
diff --git a/ui/single/exception-invalid.stderr b/ui/exception-invalid.stderr
similarity index 100%
rename from ui/single/exception-invalid.stderr
rename to ui/exception-invalid.stderr
diff --git a/ui/single/extern-interrupt-not-enough.rs b/ui/extern-interrupt-not-enough.rs
similarity index 100%
rename from ui/single/extern-interrupt-not-enough.rs
rename to ui/extern-interrupt-not-enough.rs
diff --git a/ui/single/extern-interrupt-not-enough.stderr b/ui/extern-interrupt-not-enough.stderr
similarity index 100%
rename from ui/single/extern-interrupt-not-enough.stderr
rename to ui/extern-interrupt-not-enough.stderr
diff --git a/ui/single/extern-interrupt-used.rs b/ui/extern-interrupt-used.rs
similarity index 100%
rename from ui/single/extern-interrupt-used.rs
rename to ui/extern-interrupt-used.rs
diff --git a/ui/single/extern-interrupt-used.stderr b/ui/extern-interrupt-used.stderr
similarity index 100%
rename from ui/single/extern-interrupt-used.stderr
rename to ui/extern-interrupt-used.stderr
diff --git a/ui/single/local-cfg-task-local-err.rs b/ui/local-cfg-task-local-err.rs
similarity index 100%
rename from ui/single/local-cfg-task-local-err.rs
rename to ui/local-cfg-task-local-err.rs
diff --git a/ui/single/local-cfg-task-local-err.stderr b/ui/local-cfg-task-local-err.stderr
similarity index 100%
rename from ui/single/local-cfg-task-local-err.stderr
rename to ui/local-cfg-task-local-err.stderr
diff --git a/ui/single/local-err.rs b/ui/local-err.rs
similarity index 100%
rename from ui/single/local-err.rs
rename to ui/local-err.rs
diff --git a/ui/single/local-err.stderr b/ui/local-err.stderr
similarity index 100%
rename from ui/single/local-err.stderr
rename to ui/local-err.stderr
diff --git a/ui/single/locals-cfg.rs b/ui/locals-cfg.rs
similarity index 96%
rename from ui/single/locals-cfg.rs
rename to ui/locals-cfg.rs
index 72e2acae53..170d302610 100644
--- a/ui/single/locals-cfg.rs
+++ b/ui/locals-cfg.rs
@@ -1,5 +1,6 @@
 #![no_main]
-use panic_halt as _;
+
+use panic_semihosting as _;
 
 #[rtic::app(device = lm3s6965, dispatchers = [SSI0])]
 mod app {
diff --git a/ui/locals-cfg.stderr b/ui/locals-cfg.stderr
new file mode 100644
index 0000000000..33a80754e3
--- /dev/null
+++ b/ui/locals-cfg.stderr
@@ -0,0 +1,29 @@
+error[E0425]: cannot find value `FOO` in this scope
+  --> $DIR/locals-cfg.rs:12:9
+   |
+12 |         FOO;
+   |         ^^^ not found in this scope
+
+error[E0425]: cannot find value `FOO` in this scope
+  --> $DIR/locals-cfg.rs:22:9
+   |
+22 |         FOO;
+   |         ^^^ not found in this scope
+
+error[E0425]: cannot find value `FOO` in this scope
+  --> $DIR/locals-cfg.rs:32:9
+   |
+32 |         FOO;
+   |         ^^^ not found in this scope
+
+error[E0425]: cannot find value `FOO` in this scope
+  --> $DIR/locals-cfg.rs:40:9
+   |
+40 |         FOO;
+   |         ^^^ not found in this scope
+
+error[E0425]: cannot find value `FOO` in this scope
+  --> $DIR/locals-cfg.rs:48:9
+   |
+48 |         FOO;
+   |         ^^^ not found in this scope
diff --git a/ui/single/resources-cfg.rs b/ui/resources-cfg.rs
similarity index 98%
rename from ui/single/resources-cfg.rs
rename to ui/resources-cfg.rs
index c11d2ba45d..c802a46f3b 100644
--- a/ui/single/resources-cfg.rs
+++ b/ui/resources-cfg.rs
@@ -1,5 +1,6 @@
 #![no_main]
-use panic_halt as _;
+
+use panic_semihosting as _;
 
 #[rtic::app(device = lm3s6965)]
 mod app {
diff --git a/ui/single/resources-cfg.stderr b/ui/resources-cfg.stderr
similarity index 72%
rename from ui/single/resources-cfg.stderr
rename to ui/resources-cfg.stderr
index 3bbbd2d9a8..03612de030 100644
--- a/ui/single/resources-cfg.stderr
+++ b/ui/resources-cfg.stderr
@@ -1,125 +1,119 @@
-error: duplicate lang item in crate `panic_halt` (which `$CRATE` depends on): `panic_impl`.
-  |
-  = note: the lang item is first defined in crate `std` (which `$CRATE` depends on)
-  = note: first definition in `std` loaded from /usr/share/rust/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-6f77337c1826707d.rlib
-  = note: second definition in `panic_halt` loaded from $DIR/target/tests/target/x86_64-unknown-linux-gnu/debug/deps/libpanic_halt-ad4cf7fac73711f1.rmeta
-
 error[E0609]: no field `o1` on type `__rtic_internal_initResources<'_>`
-  --> $DIR/resources-cfg.rs:47:21
+  --> $DIR/resources-cfg.rs:48:21
    |
-47 |         c.resources.o1;
+48 |         c.resources.o1;
    |                     ^^ unknown field
    |
    = note: available fields are: `__marker__`
 
 error[E0609]: no field `o4` on type `__rtic_internal_initResources<'_>`
-  --> $DIR/resources-cfg.rs:48:21
+  --> $DIR/resources-cfg.rs:49:21
    |
-48 |         c.resources.o4;
+49 |         c.resources.o4;
    |                     ^^ unknown field
    |
    = note: available fields are: `__marker__`
 
 error[E0609]: no field `o5` on type `__rtic_internal_initResources<'_>`
-  --> $DIR/resources-cfg.rs:49:21
+  --> $DIR/resources-cfg.rs:50:21
    |
-49 |         c.resources.o5;
+50 |         c.resources.o5;
    |                     ^^ unknown field
    |
    = note: available fields are: `__marker__`
 
 error[E0609]: no field `o6` on type `__rtic_internal_initResources<'_>`
-  --> $DIR/resources-cfg.rs:50:21
+  --> $DIR/resources-cfg.rs:51:21
    |
-50 |         c.resources.o6;
+51 |         c.resources.o6;
    |                     ^^ unknown field
    |
    = note: available fields are: `__marker__`
 
 error[E0609]: no field `s3` on type `__rtic_internal_initResources<'_>`
-  --> $DIR/resources-cfg.rs:51:21
+  --> $DIR/resources-cfg.rs:52:21
    |
-51 |         c.resources.s3;
+52 |         c.resources.s3;
    |                     ^^ unknown field
    |
    = note: available fields are: `__marker__`
 
 error[E0609]: no field `o2` on type `__rtic_internal_idleResources<'_>`
-  --> $DIR/resources-cfg.rs:58:21
+  --> $DIR/resources-cfg.rs:59:21
    |
-58 |         c.resources.o2;
+59 |         c.resources.o2;
    |                     ^^ unknown field
    |
    = note: available fields are: `__marker__`
 
 error[E0609]: no field `o4` on type `__rtic_internal_idleResources<'_>`
-  --> $DIR/resources-cfg.rs:59:21
+  --> $DIR/resources-cfg.rs:60:21
    |
-59 |         c.resources.o4;
+60 |         c.resources.o4;
    |                     ^^ unknown field
    |
    = note: available fields are: `__marker__`
 
 error[E0609]: no field `s1` on type `__rtic_internal_idleResources<'_>`
-  --> $DIR/resources-cfg.rs:60:21
+  --> $DIR/resources-cfg.rs:61:21
    |
-60 |         c.resources.s1;
+61 |         c.resources.s1;
    |                     ^^ unknown field
    |
    = note: available fields are: `__marker__`
 
 error[E0609]: no field `s3` on type `__rtic_internal_idleResources<'_>`
-  --> $DIR/resources-cfg.rs:61:21
+  --> $DIR/resources-cfg.rs:62:21
    |
-61 |         c.resources.s3;
+62 |         c.resources.s3;
    |                     ^^ unknown field
    |
    = note: available fields are: `__marker__`
 
 error[E0609]: no field `o3` on type `__rtic_internal_uart0Resources<'_>`
-  --> $DIR/resources-cfg.rs:68:21
+  --> $DIR/resources-cfg.rs:69:21
    |
-68 |         c.resources.o3;
+69 |         c.resources.o3;
    |                     ^^ unknown field
    |
    = note: available fields are: `__marker__`
 
 error[E0609]: no field `s1` on type `__rtic_internal_uart0Resources<'_>`
-  --> $DIR/resources-cfg.rs:69:21
+  --> $DIR/resources-cfg.rs:70:21
    |
-69 |         c.resources.s1;
+70 |         c.resources.s1;
    |                     ^^ unknown field
    |
    = note: available fields are: `__marker__`
 
 error[E0609]: no field `s2` on type `__rtic_internal_uart0Resources<'_>`
-  --> $DIR/resources-cfg.rs:70:21
+  --> $DIR/resources-cfg.rs:71:21
    |
-70 |         c.resources.s2;
+71 |         c.resources.s2;
    |                     ^^ unknown field
    |
    = note: available fields are: `__marker__`
 
 error[E0609]: no field `s3` on type `__rtic_internal_uart0Resources<'_>`
-  --> $DIR/resources-cfg.rs:71:21
+  --> $DIR/resources-cfg.rs:72:21
    |
-71 |         c.resources.s3;
+72 |         c.resources.s3;
    |                     ^^ unknown field
    |
    = note: available fields are: `__marker__`
 
 error[E0609]: no field `s2` on type `__rtic_internal_uart1Resources<'_>`
-  --> $DIR/resources-cfg.rs:76:21
+  --> $DIR/resources-cfg.rs:77:21
    |
-76 |         c.resources.s2;
+77 |         c.resources.s2;
    |                     ^^ unknown field
    |
    = note: available fields are: `__marker__`
 
 error[E0609]: no field `o5` on type `__rtic_internal_uart1Resources<'_>`
-  --> $DIR/resources-cfg.rs:77:21
+  --> $DIR/resources-cfg.rs:78:21
    |
-77 |         c.resources.o5;
+78 |         c.resources.o5;
    |                     ^^ unknown field
    |
    = note: available fields are: `__marker__`
diff --git a/ui/single/locals-cfg.stderr b/ui/single/locals-cfg.stderr
deleted file mode 100644
index 200cea20fe..0000000000
--- a/ui/single/locals-cfg.stderr
+++ /dev/null
@@ -1,35 +0,0 @@
-error[E0425]: cannot find value `FOO` in this scope
-  --> $DIR/locals-cfg.rs:11:9
-   |
-11 |         FOO;
-   |         ^^^ not found in this scope
-
-error[E0425]: cannot find value `FOO` in this scope
-  --> $DIR/locals-cfg.rs:21:9
-   |
-21 |         FOO;
-   |         ^^^ not found in this scope
-
-error[E0425]: cannot find value `FOO` in this scope
-  --> $DIR/locals-cfg.rs:31:9
-   |
-31 |         FOO;
-   |         ^^^ not found in this scope
-
-error[E0425]: cannot find value `FOO` in this scope
-  --> $DIR/locals-cfg.rs:39:9
-   |
-39 |         FOO;
-   |         ^^^ not found in this scope
-
-error[E0425]: cannot find value `FOO` in this scope
-  --> $DIR/locals-cfg.rs:47:9
-   |
-47 |         FOO;
-   |         ^^^ not found in this scope
-
-error: duplicate lang item in crate `panic_halt` (which `$CRATE` depends on): `panic_impl`.
-  |
-  = note: the lang item is first defined in crate `std` (which `$CRATE` depends on)
-  = note: first definition in `std` loaded from /usr/share/rust/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-6f77337c1826707d.rlib
-  = note: second definition in `panic_halt` loaded from $DIR/target/tests/target/x86_64-unknown-linux-gnu/debug/deps/libpanic_halt-ad4cf7fac73711f1.rmeta
diff --git a/ui/single/task-priority-too-high.rs b/ui/task-priority-too-high.rs
similarity index 100%
rename from ui/single/task-priority-too-high.rs
rename to ui/task-priority-too-high.rs
diff --git a/ui/single/task-priority-too-high.stderr b/ui/task-priority-too-high.stderr
similarity index 100%
rename from ui/single/task-priority-too-high.stderr
rename to ui/task-priority-too-high.stderr