diff --git a/Cargo.lock b/Cargo.lock
index 790702175f..2569470b06 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -741,13 +741,12 @@ checksum = "cd7cc57abe963c6d3b9d8be5b06ba7c8957a930305ca90304f24ef040aa6f961"
 
 [[package]]
 name = "colored"
-version = "2.0.4"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2674ec482fbc38012cf31e6c42ba0177b431a0cb6f15fe40efa5aab1bda516f6"
+checksum = "cbf2150cce219b664a8a70df7a1f933836724b503f8a413af9365b4dcc4d90b8"
 dependencies = [
- "is-terminal",
  "lazy_static",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -1291,7 +1290,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ac3e13f66a2f95e32a39eaa81f6b95d42878ca0e1db0c7543723dfe12557e860"
 dependencies = [
  "libc",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -2053,14 +2052,14 @@ dependencies = [
 
 [[package]]
 name = "filetime"
-version = "0.2.22"
+version = "0.2.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d4029edd3e734da6fe05b6cd7bd2960760a616bd2ddd0d59a0124746d6272af0"
+checksum = "1ee447700ac8aa0b2f2bd7bc4462ad686ba06baa6727ac149a2d6277f0d240fd"
 dependencies = [
  "cfg-if",
  "libc",
- "redox_syscall 0.3.5",
- "windows-sys",
+ "redox_syscall 0.4.1",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -2989,7 +2988,7 @@ version = "0.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5444c27eef6923071f7ebcc33e3444508466a76f7a2b93da00ed6e19f30c1ddb"
 dependencies = [
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -3069,7 +3068,7 @@ checksum = "eae7b9aee968036d54dce06cebaefd919e4472e753296daccd6d344e3e2df0c2"
 dependencies = [
  "hermit-abi",
  "libc",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -3094,6 +3093,17 @@ dependencies = [
  "libfuzzer-sys",
 ]
 
+[[package]]
+name = "ipld_hamt-fuzz"
+version = "0.0.0"
+dependencies = [
+ "ahash 0.7.7",
+ "arbitrary",
+ "fvm_ipld_blockstore 0.2.0",
+ "fvm_ipld_hamt 0.9.0",
+ "libfuzzer-sys",
+]
+
 [[package]]
 name = "ipld_kamt-fuzz"
 version = "0.0.0"
@@ -3113,7 +3123,7 @@ checksum = "cb0889898416213fab133e1d33a0e5858a48177452750691bde3666d0fdbaf8b"
 dependencies = [
  "hermit-abi",
  "rustix 0.38.19",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -3820,7 +3830,7 @@ dependencies = [
  "libc",
  "redox_syscall 0.4.1",
  "smallvec",
- "windows-targets",
+ "windows-targets 0.48.5",
 ]
 
 [[package]]
@@ -3929,7 +3939,7 @@ dependencies = [
  "libc",
  "log",
  "pin-project-lite",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -4279,7 +4289,7 @@ dependencies = [
  "io-lifetimes",
  "libc",
  "linux-raw-sys 0.3.8",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -4292,7 +4302,7 @@ dependencies = [
  "errno",
  "libc",
  "linux-raw-sys 0.4.10",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -4793,7 +4803,7 @@ dependencies = [
  "fastrand 2.0.1",
  "redox_syscall 0.3.5",
  "rustix 0.38.19",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -5192,7 +5202,7 @@ dependencies = [
  "wasmtime-environ",
  "wasmtime-jit",
  "wasmtime-runtime",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -5285,7 +5295,7 @@ dependencies = [
  "wasmtime-environ",
  "wasmtime-jit-icache-coherence",
  "wasmtime-runtime",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -5306,7 +5316,7 @@ checksum = "b59f94b0409221873565419168e20b5aedf18c4bd64de5c38acf8f0634efeee3"
 dependencies = [
  "cfg-if",
  "libc",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -5333,7 +5343,7 @@ dependencies = [
  "wasmtime-environ",
  "wasmtime-jit-debug",
  "wasmtime-versioned-export-macros",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -5439,7 +5449,16 @@ version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
 dependencies = [
- "windows-targets",
+ "windows-targets 0.48.5",
+]
+
+[[package]]
+name = "windows-sys"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
+dependencies = [
+ "windows-targets 0.52.0",
 ]
 
 [[package]]
@@ -5448,13 +5467,28 @@ version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
 dependencies = [
- "windows_aarch64_gnullvm",
- "windows_aarch64_msvc",
- "windows_i686_gnu",
- "windows_i686_msvc",
- "windows_x86_64_gnu",
- "windows_x86_64_gnullvm",
- "windows_x86_64_msvc",
+ "windows_aarch64_gnullvm 0.48.5",
+ "windows_aarch64_msvc 0.48.5",
+ "windows_i686_gnu 0.48.5",
+ "windows_i686_msvc 0.48.5",
+ "windows_x86_64_gnu 0.48.5",
+ "windows_x86_64_gnullvm 0.48.5",
+ "windows_x86_64_msvc 0.48.5",
+]
+
+[[package]]
+name = "windows-targets"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a18201040b24831fbb9e4eb208f8892e1f50a37feb53cc7ff887feb8f50e7cd"
+dependencies = [
+ "windows_aarch64_gnullvm 0.52.0",
+ "windows_aarch64_msvc 0.52.0",
+ "windows_i686_gnu 0.52.0",
+ "windows_i686_msvc 0.52.0",
+ "windows_x86_64_gnu 0.52.0",
+ "windows_x86_64_gnullvm 0.52.0",
+ "windows_x86_64_msvc 0.52.0",
 ]
 
 [[package]]
@@ -5463,42 +5497,84 @@ version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2b38e32f0abccf9987a4e3079dfb67dcd799fb61361e53e2882c3cbaf0d905d8"
 
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cb7764e35d4db8a7921e09562a0304bf2f93e0a51bfccee0bd0bb0b666b015ea"
+
 [[package]]
 name = "windows_aarch64_msvc"
 version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
 
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbaa0368d4f1d2aaefc55b6fcfee13f41544ddf36801e793edbbfd7d7df075ef"
+
 [[package]]
 name = "windows_i686_gnu"
 version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
 
+[[package]]
+name = "windows_i686_gnu"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a28637cb1fa3560a16915793afb20081aba2c92ee8af57b4d5f28e4b3e7df313"
+
 [[package]]
 name = "windows_i686_msvc"
 version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
 
+[[package]]
+name = "windows_i686_msvc"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ffe5e8e31046ce6230cc7215707b816e339ff4d4d67c65dffa206fd0f7aa7b9a"
+
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
 
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3d6fa32db2bc4a2f5abeacf2b69f7992cd09dca97498da74a151a3132c26befd"
+
 [[package]]
 name = "windows_x86_64_gnullvm"
 version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
 
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1a657e1e9d3f514745a572a6846d3c7aa7dbe1658c056ed9c3344c4109a6949e"
+
 [[package]]
 name = "windows_x86_64_msvc"
 version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
 
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dff9641d1cd4be8d1a070daf9e3773c5f67e78b4d9d42263020c057706765c04"
+
 [[package]]
 name = "wyz"
 version = "0.5.1"
diff --git a/Cargo.toml b/Cargo.toml
index d7acd283ff..82ee0a58cd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,12 +4,13 @@ members = [
     "fvm",
     "sdk",
     "shared",
-    "testing/conformance",
-    "testing/integration",
-    "testing/calibration/shared",
     "ipld/*",
     "ipld/amt/fuzz",
+    "ipld/hamt/fuzz",
     "ipld/kamt/fuzz",
+    "testing/calibration/shared",
+    "testing/conformance",
+    "testing/integration",
     "testing/test_actors",
     "testing/test_actors/actors/*",
     "tools/fvm-bench",
@@ -17,7 +18,7 @@ members = [
 
 [workspace.dependencies]
 # common
-serde = { version = "1.0.164", features = ["derive"] }
+serde = { version = "1.0.164", default-features = false, features = ["derive"] }
 thiserror = "1.0.40"
 anyhow = "1.0.71"
 rand = "0.8.5"
@@ -26,7 +27,7 @@ serde_json = "1.0.99"
 serde_tuple = "0.5.0"
 byteorder = "1.4.3"
 hex = "0.4.3"
-num-traits = "0.2.14"
+num-traits = { version = "0.2.14", default-features = false }
 num-derive = "0.4.0"
 lazy_static = "1.4.0"
 log = "0.4.19"
@@ -58,7 +59,8 @@ quickcheck_macros = "1.0.0"
 minstant = "0.1.3"
 
 # workspace
-fvm = { path = "fvm" }
+fvm = { path = "fvm", default-features = false }
+fvm_shared = { path = "shared",  default-features = false }
 fvm_sdk = { path = "sdk" }
 fvm_ipld_amt = { path = "ipld/amt" }
 fvm_ipld_hamt = { path = "ipld/hamt" }
@@ -67,7 +69,6 @@ fvm_ipld_car = { path = "ipld/car" }
 fvm_ipld_blockstore = { path = "ipld/blockstore" }
 fvm_ipld_bitfield = { path = "ipld/bitfield" }
 fvm_ipld_encoding = { path = "ipld/encoding" }
-fvm_shared = { path = "shared" }
 
 [profile.actor]
 inherits = "release"
diff --git a/ipld/hamt/fuzz/Cargo.toml b/ipld/hamt/fuzz/Cargo.toml
index 4a3aaaa303..37e438532f 100644
--- a/ipld/hamt/fuzz/Cargo.toml
+++ b/ipld/hamt/fuzz/Cargo.toml
@@ -16,11 +16,6 @@ ahash = { workspace = true }
 fvm_ipld_hamt = { workspace = true }
 fvm_ipld_blockstore = { workspace = true }
 
-
-# Prevent this from interfering with workspaces
-[workspace]
-members = ["."]
-
 [[bin]]
 name = "simple"
 path = "fuzz_targets/simple.rs"
diff --git a/ipld/hamt/fuzz/fuzz_targets/simple.rs b/ipld/hamt/fuzz/fuzz_targets/simple.rs
index 2d28e3fa40..fbcf8bf7bc 100644
--- a/ipld/hamt/fuzz/fuzz_targets/simple.rs
+++ b/ipld/hamt/fuzz/fuzz_targets/simple.rs
@@ -10,7 +10,9 @@ mod common;
 
 fuzz_target!(|data: (u8, Vec<common::Operation>)| {
     let (flush_rate, operations) = data;
-    let mut conf = Config::default();
-    conf.bit_width = 5;
+    let conf = Config {
+        bit_width: 5,
+        ..Default::default()
+    };
     common::run(flush_rate, operations, conf);
 });
diff --git a/testing/common_fuzz/fuzz/Cargo.toml b/testing/common_fuzz/fuzz/Cargo.toml
index 4d807902a8..b678cd4a3c 100644
--- a/testing/common_fuzz/fuzz/Cargo.toml
+++ b/testing/common_fuzz/fuzz/Cargo.toml
@@ -9,22 +9,22 @@ edition = "2021"
 cargo-fuzz = true
 
 [dependencies]
-libfuzzer-sys = { workspace = true }
-arbitrary = { workspace = true, features = ["derive"] }
-rand = { workspace = true }
+libfuzzer-sys = "0.4"
+arbitrary = { version = "1.1", features = ["derive"] }
+rand = "0.8.5"
 cid = { workspace = true, features = ["serde-codec", "arb", "std"] }
-fvm_ipld_bitfield = { workspace = true, features = ["enable-arbitrary"] }
-fvm_ipld_encoding = { workspace = true }
-fvm_shared ={ workspace = true, features = ["arb"] }
-serde = { workspace = true }
+fvm_ipld_bitfield = { path = "../../../ipld/bitfield", features = ["enable-arbitrary"] }
+fvm_ipld_encoding = { path = "../../../ipld/encoding" }
+fvm_shared = { path = "../../../shared", features = ["arb"] }
+serde = { version = "1", features = ["derive"] }
 
 # Prevent this from interfering with workspaces
 [workspace]
 members = ["."]
 
 [workspace.dependencies]
-cid = { workspace = true }
-multihash = { workspace = true }
+cid = "0.10.1"
+multihash = "0.18.1"
 
 [[bin]]
 name = "rle_ops"