diff --git a/Cargo.lock b/Cargo.lock
index 2cb02a2e9..d22f56ae4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -9,7 +9,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d0e9889e6db118d49d88d84728d0e964d973a5680befb5f85f55141beea5c20b"
 dependencies = [
  "libc",
- "mach 0.1.2",
+ "mach",
 ]
 
 [[package]]
@@ -20,7 +20,7 @@ checksum = "99696c398cbaf669d2368076bdb3d627fb0ce51a26899d7c61228c5c0af3bf4a"
 dependencies = [
  "CoreFoundation-sys",
  "libc",
- "mach 0.1.2",
+ "mach",
 ]
 
 [[package]]
@@ -151,7 +151,7 @@ checksum = "321629d8ba6513061f26707241fa9bc89524ff1cd7a915a97ef0c62c666ce1b6"
 dependencies = [
  "addr2line",
  "cc",
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "miniz_oxide 0.4.4",
  "object",
@@ -201,9 +201,9 @@ checksum = "dcb6dd1c2376d2e096796e234a70e17e94cc2d5d54ff8ce42b28cef1d0d359a4"
 
 [[package]]
 name = "bitflags"
-version = "1.2.1"
+version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
+checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
 name = "block"
@@ -296,12 +296,6 @@ dependencies = [
  "nom",
 ]
 
-[[package]]
-name = "cfg-if"
-version = "0.1.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
-
 [[package]]
 name = "cfg-if"
 version = "1.0.0"
@@ -595,7 +589,7 @@ version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b540bd8bc810d3885c6ea91e2018302f68baba2129ab3e88f32389ee9370880d"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
 [[package]]
@@ -640,7 +634,7 @@ version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2801af0d36612ae591caa9568261fddce32ce6e08a7275ea334a06a4ad021a2c"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "crossbeam-channel",
  "crossbeam-deque",
  "crossbeam-epoch",
@@ -654,7 +648,7 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "06ed27e177f16d65f0f0c22a213e17c696ace5dd64b14258b52f9417ccb52db4"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "crossbeam-utils",
 ]
 
@@ -664,7 +658,7 @@ version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6455c0ca19f0d2fbf751b908d5c55c1f5cbc65e03c4225427254b46890bdde1e"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "crossbeam-epoch",
  "crossbeam-utils",
 ]
@@ -675,7 +669,7 @@ version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4ec02e091aa634e2c3ada4a392989e7c3116673ef0ac5b72232439094d73b7fd"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "crossbeam-utils",
  "lazy_static",
  "memoffset",
@@ -688,7 +682,7 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9b10ddc024425c88c2ad148c1b0fd53f4c6d38db9697c9f1588381212fa657c9"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "crossbeam-utils",
 ]
 
@@ -698,7 +692,7 @@ version = "0.8.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0bf124c720b7686e3c2663cf54062ab0f68a88af2fb6a030e87e30bf721fcb38"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "lazy_static",
 ]
 
@@ -1162,7 +1156,7 @@ version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9be70c98951c83b8d2f8f60d7065fa6d5146873094452a1008da8c2f1e4205ad"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "js-sys",
  "libc",
  "wasi 0.10.2+wasi-snapshot-preview1",
@@ -1318,7 +1312,7 @@ version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a5bbe824c507c5da5956355e86a746d82e0e1464f65d862cc5e71da70e94b2c"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "js-sys",
  "wasm-bindgen",
  "web-sys",
@@ -1405,7 +1399,7 @@ version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "afe203d669ec979b7128619bae5a63b7b42e9203c1b29146079ee05e2f604b52"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "winapi",
 ]
 
@@ -1420,9 +1414,9 @@ dependencies = [
 
 [[package]]
 name = "libudev"
-version = "0.2.0"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ea626d3bdf40a1c5aee3bcd4f40826970cae8d80a8fec934c82a63840094dcfe"
+checksum = "78b324152da65df7bb95acfcaab55e3097ceaab02fb19b228a9eb74d55f135e0"
 dependencies = [
  "libc",
  "libudev-sys",
@@ -1465,7 +1459,7 @@ version = "0.4.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "value-bag",
 ]
 
@@ -1489,10 +1483,10 @@ dependencies = [
 ]
 
 [[package]]
-name = "mach"
-version = "0.2.3"
+name = "mach2"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "86dd2487cdfea56def77b88438a2c915fb45113c5319bfe7e14306ca4cd0b0e1"
+checksum = "6d0d1830bcd151a6fc4aea1369af235b36c1528fe976b8ff678683c9995eade8"
 dependencies = [
  "libc",
 ]
@@ -1685,19 +1679,6 @@ dependencies = [
  "jni-sys",
 ]
 
-[[package]]
-name = "nix"
-version = "0.20.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f5e06129fb611568ef4e868c14b326274959aa70ff7776e9d55323531c374945"
-dependencies = [
- "bitflags",
- "cc",
- "cfg-if 1.0.0",
- "libc",
- "memoffset",
-]
-
 [[package]]
 name = "nix"
 version = "0.22.3"
@@ -1706,7 +1687,7 @@ checksum = "e4916f159ed8e5de0082076562152a76b7a1f64a01fd9d1e0fea002c37624faf"
 dependencies = [
  "bitflags",
  "cc",
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "memoffset",
 ]
@@ -1718,7 +1699,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "195cdbc1741b8134346d515b3a56a1c94b0912758009cfd53f99ea0f57b065fc"
 dependencies = [
  "bitflags",
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "memoffset",
 ]
@@ -1935,7 +1916,7 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b2f4f894f3865f6c0e02810fc597300f34dc2510f66400da262d8ae10e75767d"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "redox_syscall",
  "smallvec",
@@ -2099,7 +2080,7 @@ version = "0.17.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "12f72538a0230791398a0986a6518ebd88abc3fded89007b506ed072acc831e1"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "indoc",
  "libc",
  "memoffset",
@@ -2323,7 +2304,7 @@ version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f6d5f2436026b4f6e79dc829837d467cc7e9a55ee40e750d716713540715a2df"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "ordered-multimap",
 ]
 
@@ -2517,7 +2498,7 @@ version = "0.35.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e3586be2cf6c0a8099a79a12b4084357aa9b3e0b0d7980e3b67aaf7a9d55f9f0"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "cmake",
  "libc",
  "version-compare",
@@ -2632,16 +2613,16 @@ dependencies = [
 
 [[package]]
 name = "serialport"
-version = "4.0.2-alpha.0"
-source = "git+https://github.com/swift-nav/serialport-rs.git#43d7ea47eaa82aee19a699ca530b593b0fb8d849"
+version = "4.2.1-alpha.0"
+source = "git+https://github.com/swift-nav/serialport-rs.git#df08f4275e6b5f0af8abb90a05fb3fbdb9598cb1"
 dependencies = [
  "CoreFoundation-sys",
  "IOKit-sys",
  "bitflags",
- "cfg-if 0.1.10",
+ "cfg-if",
  "libudev",
- "mach 0.2.3",
- "nix 0.20.2",
+ "mach2",
+ "nix 0.24.2",
  "regex",
  "winapi",
 ]
@@ -2882,7 +2863,7 @@ version = "0.26.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4ae2421f3e16b3afd4aa692d23b83d0ba42ee9b0081d5deeb7d21428d7195fb1"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "core-foundation-sys",
  "libc",
  "ntapi",
@@ -2903,7 +2884,7 @@ version = "3.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5cdb1ef4eaeeaddc8fbd371e5017057064af0911902ef36b39801f67cc6d79e4"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "fastrand",
  "libc",
  "redox_syscall",
@@ -3042,7 +3023,7 @@ dependencies = [
  "arrayref",
  "arrayvec",
  "bytemuck",
- "cfg-if 1.0.0",
+ "cfg-if",
  "png",
  "safe_arch",
 ]
@@ -3159,7 +3140,7 @@ version = "0.2.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc7652e3f6c4706c8d9cd54832c4a4ccb9b5336e2c3bd154d5cccfbf1c1f5f7d"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "wasm-bindgen-macro",
 ]
 
@@ -3184,7 +3165,7 @@ version = "0.4.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6f741de44b75e14c35df886aff5f1eb73aa114fa5d4d00dcd37b5e01259bf3b2"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "js-sys",
  "wasm-bindgen",
  "web-sys",