diff --git a/src/Cargo.lock b/src/Cargo.lock
index 47edefc..11e21e7 100644
--- a/src/Cargo.lock
+++ b/src/Cargo.lock
@@ -25,7 +25,7 @@ checksum = "3b43422f69d8ff38f95f1b2bb76517c91589a924d1559a0e935d7c8ce0274c11"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.98",
+ "syn",
 ]
 
 [[package]]
@@ -34,12 +34,6 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
 
-[[package]]
-name = "base64"
-version = "0.13.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
-
 [[package]]
 name = "bit_field"
 version = "0.10.1"
@@ -86,12 +80,6 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
-[[package]]
-name = "const-default"
-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b396d1f76d455557e1218ec8066ae14bba60b4b36ecd55577ba979f5db7ecaa"
-
 [[package]]
 name = "core_io"
 version = "0.1.0"
@@ -118,7 +106,7 @@ version = "0.0.0"
 dependencies = [
  "cfg-if 0.1.10",
  "cslice",
- "libc 0.1.0",
+ "libc",
  "unwind",
 ]
 
@@ -195,7 +183,7 @@ checksum = "162ee34ebcb7c64a8abebc059ce0fee27c2262618d7b60ed8faf72fef13c3650"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.98",
+ "syn",
 ]
 
 [[package]]
@@ -247,7 +235,7 @@ dependencies = [
  "libasync",
  "libboard_artiq",
  "libboard_zynq",
- "libc 0.1.0",
+ "libc",
  "libconfig",
  "libcortex_a9",
  "libm",
@@ -316,12 +304,6 @@ dependencies = [
  "libboard_zynq",
 ]
 
-[[package]]
-name = "libc"
-version = "0.2.174"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1171693293099992e19cddea4e8b849964e9846f4acee11b3948bcc337be8776"
-
 [[package]]
 name = "libconfig"
 version = "0.1.0"
@@ -338,7 +320,6 @@ version = "0.0.0"
 dependencies = [
  "bit_field",
  "libregister",
- "log",
  "volatile-register",
 ]
 
@@ -365,10 +346,16 @@ dependencies = [
  "libboard_zynq",
  "libcortex_a9",
  "libregister",
+ "linked_list_allocator",
  "r0",
- "rlsf",
 ]
 
+[[package]]
+name = "linked_list_allocator"
+version = "0.8.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "822add9edb1860698b79522510da17bef885171f75aa395cff099d770c609c24"
+
 [[package]]
 name = "log"
 version = "0.4.14"
@@ -435,7 +422,7 @@ checksum = "ed3955f1a9c7c0c15e092f9c887db08b1fc683305fdf6eb6684f22555355e202"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.98",
+ "syn",
 ]
 
 [[package]]
@@ -510,18 +497,6 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bd7a31eed1591dcbc95d92ad7161908e72f4677f8fabf2a32ca49b4237cbf211"
 
-[[package]]
-name = "rlsf"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "222fb240c3286247ecdee6fa5341e7cdad0ffdf8e7e401d9937f2d58482a20bf"
-dependencies = [
- "cfg-if 1.0.0",
- "const-default",
- "libc 0.2.174",
- "svgbobdoc",
-]
-
 [[package]]
 name = "runtime"
 version = "0.1.0"
@@ -541,7 +516,7 @@ dependencies = [
  "libasync",
  "libboard_artiq",
  "libboard_zynq",
- "libc 0.1.0",
+ "libc",
  "libconfig",
  "libcortex_a9",
  "libregister",
@@ -572,7 +547,7 @@ dependencies = [
  "libasync",
  "libboard_artiq",
  "libboard_zynq",
- "libc 0.1.0",
+ "libc",
  "libconfig",
  "libcortex_a9",
  "libregister",
@@ -604,30 +579,6 @@ dependencies = [
  "managed",
 ]
 
-[[package]]
-name = "svgbobdoc"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f2c04b93fc15d79b39c63218f15e3fdffaa4c227830686e3b7c5f41244eb3e50"
-dependencies = [
- "base64",
- "proc-macro2",
- "quote",
- "syn 1.0.109",
- "unicode-width",
-]
-
-[[package]]
-name = "syn"
-version = "1.0.109"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
-dependencies = [
- "proc-macro2",
- "quote",
- "unicode-ident",
-]
-
 [[package]]
 name = "syn"
 version = "2.0.98"
@@ -661,19 +612,13 @@ version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6ceab39d59e4c9499d4e5a8ee0e2735b891bb7308ac83dfb4e80cad195c9f6f3"
 
-[[package]]
-name = "unicode-width"
-version = "0.1.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7dd6e30e90baa6f72411720665d41d89b9a3d039dc45b8faea1ddd07f617f6af"
-
 [[package]]
 name = "unwind"
 version = "0.0.0"
 dependencies = [
  "cc",
  "cfg-if 0.1.10",
- "libc 0.1.0",
+ "libc",
 ]
 
 [[package]]