diff --git a/Cargo.lock b/Cargo.lock
index 4f4fa019c19..7706fe9a6a3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -166,7 +166,7 @@ dependencies = [
  "omicron-workspace-hack",
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -273,7 +273,7 @@ checksum = "3b43422f69d8ff38f95f1b2bb76517c91589a924d1559a0e935d7c8ce0274c11"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -295,7 +295,7 @@ checksum = "16e62a023e7c117e27523144c5d2459f4397fcc3cab0085af8e2224f643a0193"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -306,7 +306,7 @@ checksum = "c6fa2087f2753a7da8cc1c0dbfcf89579dd57458e36769de5ac750b4671737ca"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -359,7 +359,7 @@ dependencies = [
  "quote",
  "serde",
  "serde_tokenstream 0.2.0",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -518,7 +518,7 @@ dependencies = [
  "regex",
  "rustc-hash",
  "shlex",
- "syn 2.0.64",
+ "syn 2.0.66",
  "which",
 ]
 
@@ -1038,7 +1038,7 @@ dependencies = [
  "heck 0.5.0",
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -1516,7 +1516,7 @@ checksum = "f46882e17999c6cc590af592290432be3bce0428cb0d5f8b6715e4dc7b383eb3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -1540,7 +1540,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "strsim",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -1551,7 +1551,7 @@ checksum = "733cabb43482b1a1b53eee8583c2b9e8684d592215ea83efd305dd31bc2f0178"
 dependencies = [
  "darling_core",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -1585,7 +1585,7 @@ dependencies = [
  "quote",
  "serde",
  "serde_tokenstream 0.2.0",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -1628,7 +1628,7 @@ dependencies = [
  "proc-macro-error",
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -1661,7 +1661,7 @@ checksum = "5fe87ce4529967e0ba1dcf8450bab64d97dfd5010a6256187ffe2e43e6f0e049"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -1682,7 +1682,7 @@ checksum = "62d671cc41a825ebabc75757b62d3d168c577f9149b2d49ece1dad1f72119d25"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -1703,7 +1703,7 @@ dependencies = [
  "darling",
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -1713,7 +1713,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "206868b8242f27cecce124c19fd88157fbd0dd334df2587f36417bafbc85097b"
 dependencies = [
  "derive_builder_core",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -1790,7 +1790,7 @@ dependencies = [
  "diesel_table_macro_syntax",
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -1799,7 +1799,7 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc5557efc453706fed5e4fa85006fe9817c224c3f480a34c7e5959fd700921c5"
 dependencies = [
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -2067,7 +2067,7 @@ dependencies = [
  "quote",
  "serde",
  "serde_tokenstream 0.2.0",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -2487,7 +2487,7 @@ checksum = "1a5c6c585bc94aaf2c7b51dd4c2ba22680844aba4c687be581871a6f518c5742"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -2599,7 +2599,7 @@ checksum = "87750cf4b7a4c0625b1529e4c543c2182106e4dedc60a2a6455e00d212c489ac"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -3887,7 +3887,7 @@ version = "0.1.0"
 source = "git+https://github.com/oxidecomputer/opte?rev=d6177ca84f23e60a661461bb4cece475689502d2#d6177ca84f23e60a661461bb4cece475689502d2"
 dependencies = [
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -4376,7 +4376,7 @@ dependencies = [
  "cfg-if",
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -4739,7 +4739,7 @@ dependencies = [
  "omicron-workspace-hack",
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -4935,7 +4935,7 @@ version = "0.1.0"
 dependencies = [
  "omicron-workspace-hack",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -5107,7 +5107,7 @@ checksum = "ed3955f1a9c7c0c15e092f9c887db08b1fc683305fdf6eb6684f22555355e202"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -5952,7 +5952,7 @@ dependencies = [
  "string_cache",
  "subtle",
  "syn 1.0.109",
- "syn 2.0.64",
+ "syn 2.0.66",
  "time",
  "time-macros",
  "tokio",
@@ -6072,7 +6072,7 @@ checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -6363,7 +6363,7 @@ dependencies = [
  "omicron-workspace-hack",
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -6524,9 +6524,9 @@ dependencies = [
 
 [[package]]
 name = "parse-display"
-version = "0.9.0"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06af5f9333eb47bd9ba8462d612e37a8328a5cb80b13f0af4de4c3b89f52dee5"
+checksum = "914a1c2265c98e2446911282c6ac86d8524f495792c38c5bd884f80499c7538a"
 dependencies = [
  "parse-display-derive",
  "regex",
@@ -6535,16 +6535,16 @@ dependencies = [
 
 [[package]]
 name = "parse-display-derive"
-version = "0.9.0"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc9252f259500ee570c75adcc4e317fa6f57a1e47747d622e0bf838002a7b790"
+checksum = "2ae7800a4c974efd12df917266338e79a7a74415173caf7e70aa0a0707345281"
 dependencies = [
  "proc-macro2",
  "quote",
  "regex",
  "regex-syntax 0.8.3",
  "structmeta 0.3.0",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -6712,7 +6712,7 @@ dependencies = [
  "pest_meta",
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -6782,7 +6782,7 @@ checksum = "2f38a4412a78282e09a2cf38d195ea5420d15ba0602cb375210efbc877243965"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -7052,7 +7052,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5f12335488a2f3b0a83b14edad48dca9879ce89b2edd10e80237e4e852dd645e"
 dependencies = [
  "proc-macro2",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -7100,9 +7100,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.82"
+version = "1.0.84"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ad3d49ab951a01fbaafe34f2ec74122942fe18a3f9814c3268f1bb72042131b"
+checksum = "ec96c6a92621310b51366f1e28d05ef11489516e93be030060e5fc12024a49d6"
 dependencies = [
  "unicode-ident",
 ]
@@ -7148,7 +7148,7 @@ dependencies = [
  "schemars",
  "serde",
  "serde_json",
- "syn 2.0.64",
+ "syn 2.0.66",
  "thiserror",
  "typify",
  "unicode-ident",
@@ -7168,7 +7168,7 @@ dependencies = [
  "serde_json",
  "serde_tokenstream 0.2.0",
  "serde_yaml",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -7648,7 +7648,7 @@ checksum = "bcc303e793d3734489387d205e9b186fac9c6cfacedd98cbb2e8a5943595f3e6"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -7902,7 +7902,7 @@ dependencies = [
  "regex",
  "relative-path",
  "rustc_version 0.4.0",
- "syn 2.0.64",
+ "syn 2.0.66",
  "unicode-ident",
 ]
 
@@ -8305,7 +8305,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "serde_derive_internals",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -8331,7 +8331,7 @@ checksum = "7f81c2fde025af7e69b1d1420531c8a8811ca898919db177141a85313b1cb932"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -8460,7 +8460,7 @@ checksum = "500cbc0ebeb6f46627f50f3f5811ccf6bf00643be300b4c3eabc0ef55dc5b5ba"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -8471,7 +8471,7 @@ checksum = "18d26a20a969b9e3fdf2fc2d9f21eda6c40e2de84c9408bb5d3b05d499aae711"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -8521,7 +8521,7 @@ checksum = "6c64451ba24fc7a6a2d60fc75dd9c83c90903b19028d4eff35e88fc1e86564e9"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -8553,7 +8553,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "serde",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -8595,7 +8595,7 @@ dependencies = [
  "darling",
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -8943,7 +8943,7 @@ source = "git+https://github.com/oxidecomputer/slog-error-chain?branch=main#15f6
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -9070,7 +9070,7 @@ dependencies = [
  "heck 0.4.1",
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -9197,7 +9197,7 @@ checksum = "01b2e185515564f15375f593fb966b5718bc624ba77fe49fa4616ad619690554"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -9207,7 +9207,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2ff9eaf853dec4c8802325d8b6d3dffa86cc707fd7a1a4cdbf416e13b061787a"
 dependencies = [
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -9293,7 +9293,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "structmeta-derive 0.2.0",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -9305,7 +9305,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "structmeta-derive 0.3.0",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -9316,7 +9316,7 @@ checksum = "a60bcaff7397072dca0017d1db428e30d5002e00b6847703e2e42005c95fbe00"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -9327,7 +9327,7 @@ checksum = "152a0b65a590ff6c3da95cabe2353ee04e6167c896b28e3b14478c2636c922fc"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -9362,7 +9362,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustversion",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -9375,7 +9375,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustversion",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -9422,9 +9422,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.64"
+version = "2.0.66"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ad3dee41f36859875573074334c200d1add8e4a87bb37113ebd31d926b7b11f"
+checksum = "c42f3f41a2de00b01c0aaad383c5a45241efc8b2d1eda5661812fda5f3cdcff5"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -9610,7 +9610,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "structmeta 0.2.0",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -9641,7 +9641,7 @@ checksum = "e2470041c06ec3ac1ab38d0356a6119054dedaea53e12fbefc0de730a1c08524"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -9778,7 +9778,7 @@ checksum = "8d9ef545650e79f30233c0003bcc2504d7efac6dad25fca40744de773fe2049c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -9849,7 +9849,7 @@ checksum = "5b8a1e28f2deaa14e508979454cb3a223b10b938b45af148bc0986de36f1923b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -10126,7 +10126,7 @@ checksum = "34704c8d6ebcbc939824180af020566b01a7c01f80641264eba0999f6c2b6be7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -10403,7 +10403,7 @@ dependencies = [
  "semver 1.0.23",
  "serde",
  "serde_json",
- "syn 2.0.64",
+ "syn 2.0.66",
  "thiserror",
  "unicode-ident",
 ]
@@ -10420,7 +10420,7 @@ dependencies = [
  "serde",
  "serde_json",
  "serde_tokenstream 0.2.0",
- "syn 2.0.64",
+ "syn 2.0.66",
  "typify-impl",
 ]
 
@@ -10654,7 +10654,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "serde_tokenstream 0.2.0",
- "syn 2.0.64",
+ "syn 2.0.66",
  "usdt-impl 0.5.0",
 ]
 
@@ -10692,7 +10692,7 @@ dependencies = [
  "quote",
  "serde",
  "serde_json",
- "syn 2.0.64",
+ "syn 2.0.66",
  "thiserror",
  "thread-id",
  "version_check",
@@ -10722,7 +10722,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "serde_tokenstream 0.2.0",
- "syn 2.0.64",
+ "syn 2.0.66",
  "usdt-impl 0.5.0",
 ]
 
@@ -10901,7 +10901,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
  "wasm-bindgen-shared",
 ]
 
@@ -10935,7 +10935,7 @@ checksum = "e94f17b526d0a461a191c78ea52bbce64071ed5c04c9ffe424dcb38f74171bb7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -11536,7 +11536,7 @@ checksum = "125139de3f6b9d625c39e2efdd73d41bdac468ccd556556440e322be0e1bbd91"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -11547,7 +11547,7 @@ checksum = "15e934569e47891f7d9411f1a451d947a60e000ab3bd24fbb970f000387d1b3b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
@@ -11567,7 +11567,7 @@ checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.64",
+ "syn 2.0.66",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 4eb76f5859e..e90a0f1baa1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -375,7 +375,7 @@ oximeter-instruments = { path = "oximeter/instruments" }
 oximeter-macro-impl = { path = "oximeter/oximeter-macro-impl" }
 oximeter-producer = { path = "oximeter/producer" }
 p256 = "0.13"
-parse-display = "0.9.0"
+parse-display = "0.9.1"
 partial-io = { version = "0.5.4", features = ["proptest1", "tokio1"] }
 parse-size = "1.0.0"
 paste = "1.0.15"
diff --git a/workspace-hack/Cargo.toml b/workspace-hack/Cargo.toml
index 7880422c47a..8245de13020 100644
--- a/workspace-hack/Cargo.toml
+++ b/workspace-hack/Cargo.toml
@@ -83,7 +83,7 @@ pem-rfc7468 = { version = "0.7.0", default-features = false, features = ["std"]
 petgraph = { version = "0.6.5", features = ["serde-1"] }
 postgres-types = { version = "0.2.6", default-features = false, features = ["with-chrono-0_4", "with-serde_json-1", "with-uuid-1"] }
 predicates = { version = "3.1.0" }
-proc-macro2 = { version = "1.0.82" }
+proc-macro2 = { version = "1.0.84" }
 regex = { version = "1.10.4" }
 regex-automata = { version = "0.4.6", default-features = false, features = ["dfa", "hybrid", "meta", "nfa", "perf", "unicode"] }
 regex-syntax = { version = "0.8.3" }
@@ -102,7 +102,7 @@ spin = { version = "0.9.8" }
 string_cache = { version = "0.8.7" }
 subtle = { version = "2.5.0" }
 syn-dff4ba8e3ae991db = { package = "syn", version = "1.0.109", features = ["extra-traits", "fold", "full", "visit"] }
-syn-f595c2ba2a3f28df = { package = "syn", version = "2.0.64", features = ["extra-traits", "fold", "full", "visit", "visit-mut"] }
+syn-f595c2ba2a3f28df = { package = "syn", version = "2.0.66", features = ["extra-traits", "fold", "full", "visit", "visit-mut"] }
 time = { version = "0.3.36", features = ["formatting", "local-offset", "macros", "parsing"] }
 tokio = { version = "1.37.0", features = ["full", "test-util"] }
 tokio-postgres = { version = "0.7.10", features = ["with-chrono-0_4", "with-serde_json-1", "with-uuid-1"] }
@@ -188,7 +188,7 @@ pem-rfc7468 = { version = "0.7.0", default-features = false, features = ["std"]
 petgraph = { version = "0.6.5", features = ["serde-1"] }
 postgres-types = { version = "0.2.6", default-features = false, features = ["with-chrono-0_4", "with-serde_json-1", "with-uuid-1"] }
 predicates = { version = "3.1.0" }
-proc-macro2 = { version = "1.0.82" }
+proc-macro2 = { version = "1.0.84" }
 regex = { version = "1.10.4" }
 regex-automata = { version = "0.4.6", default-features = false, features = ["dfa", "hybrid", "meta", "nfa", "perf", "unicode"] }
 regex-syntax = { version = "0.8.3" }
@@ -207,7 +207,7 @@ spin = { version = "0.9.8" }
 string_cache = { version = "0.8.7" }
 subtle = { version = "2.5.0" }
 syn-dff4ba8e3ae991db = { package = "syn", version = "1.0.109", features = ["extra-traits", "fold", "full", "visit"] }
-syn-f595c2ba2a3f28df = { package = "syn", version = "2.0.64", features = ["extra-traits", "fold", "full", "visit", "visit-mut"] }
+syn-f595c2ba2a3f28df = { package = "syn", version = "2.0.66", features = ["extra-traits", "fold", "full", "visit", "visit-mut"] }
 time = { version = "0.3.36", features = ["formatting", "local-offset", "macros", "parsing"] }
 time-macros = { version = "0.2.18", default-features = false, features = ["formatting", "parsing"] }
 tokio = { version = "1.37.0", features = ["full", "test-util"] }