diff --git a/fish-rust/Cargo.lock b/fish-rust/Cargo.lock
index ff3c5d1f3..0c8449a5e 100644
--- a/fish-rust/Cargo.lock
+++ b/fish-rust/Cargo.lock
@@ -58,7 +58,7 @@ dependencies = [
  "proc-macro-error",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -67,7 +67,7 @@ version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
 dependencies = [
- "hermit-abi",
+ "hermit-abi 0.1.19",
  "libc",
  "winapi",
 ]
@@ -107,7 +107,7 @@ dependencies = [
  "regex",
  "rustc-hash",
  "shlex",
- "syn",
+ "syn 1.0.109",
  "which",
 ]
 
@@ -119,7 +119,7 @@ dependencies = [
  "autocxx-engine",
  "env_logger",
  "indexmap",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -145,7 +145,7 @@ dependencies = [
  "rustversion",
  "serde_json",
  "strum_macros",
- "syn",
+ "syn 1.0.109",
  "tempfile",
  "thiserror",
  "version_check",
@@ -160,7 +160,7 @@ dependencies = [
  "proc-macro-error",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -176,7 +176,7 @@ dependencies = [
  "quote",
  "serde",
  "serde_json",
- "syn",
+ "syn 1.0.109",
  "thiserror",
 ]
 
@@ -205,6 +205,9 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 name = "cc"
 version = "1.0.79"
 source = "git+https://github.com/mqudsi/cc-rs?branch=fish#cdc3a376eb0f56c2fb2cf640cc0e9192feaa621b"
+dependencies = [
+ "jobserver",
+]
 
 [[package]]
 name = "cexpr"
@@ -223,9 +226,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "clang-sys"
-version = "1.4.0"
+version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa2e27ae6ab525c3d369ded447057bca5438d86dc3a68f6faafb8269ba82ebf3"
+checksum = "77ed9a53e5d4d9c573ae844bfac6872b159cb1d1585a83b29e7a64b7eef7332a"
 dependencies = [
  "glob",
  "libc",
@@ -249,7 +252,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6d2301688392eb071b0bf1a37be05c469d3cc4dbbd95df672fe28ab021e6a096"
 dependencies = [
  "quote",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -275,7 +278,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "scratch",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -286,7 +289,7 @@ dependencies = [
  "codespan-reporting",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -301,7 +304,7 @@ source = "git+https://github.com/fish-shell/cxx?branch=fish#24d1bac1da6abbc2b483
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -346,9 +349,9 @@ dependencies = [
 
 [[package]]
 name = "fastrand"
-version = "1.8.0"
+version = "1.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a7a407cfaa3385c4ae6b23e84623d48c2798d06e3e6a1878f7f59f17b3f86499"
+checksum = "e51093e27b0797c359783294ca4f0a911c270184cb10f85783b118614a1501be"
 dependencies = [
  "instant",
 ]
@@ -371,6 +374,7 @@ dependencies = [
  "nix",
  "num-traits",
  "once_cell",
+ "pcre2",
  "rand",
  "unixstring",
  "widestring",
@@ -390,20 +394,20 @@ dependencies = [
 
 [[package]]
 name = "ghost"
-version = "0.1.7"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "41973d4c45f7a35af8753ba3457cc99d406d863941fd7f52663cff54a5ab99b3"
+checksum = "e77ac7b51b8e6313251737fcef4b1c01a2ea102bde68415b62c0ee9268fec357"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.10",
 ]
 
 [[package]]
 name = "gimli"
-version = "0.27.1"
+version = "0.27.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "221996f774192f0f718773def8201c4ae31f02616a54ccfc2d358bb0e5cefdec"
+checksum = "ad0a93d233ebf96623465aad4046a8d3aa4da22d4f4beba5388838c8a434bbb4"
 
 [[package]]
 name = "glob"
@@ -444,6 +448,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "hermit-abi"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fed44880c466736ef9a5c5b5facefb5ed0785676d0c02d612db14e54f0d84286"
+
 [[package]]
 name = "humantime"
 version = "2.1.0"
@@ -452,9 +462,9 @@ checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
 
 [[package]]
 name = "indexmap"
-version = "1.9.2"
+version = "1.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1885e79c1fc4b10f0e172c475f458b7f7b93061064d98c3293e98c5ba0c8b399"
+checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
 dependencies = [
  "autocfg",
  "hashbrown 0.12.3",
@@ -478,14 +488,37 @@ dependencies = [
 
 [[package]]
 name = "inventory"
-version = "0.3.3"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "16fe3b35d64bd1f72917f06425e7573a2f63f74f42c8f56e53ea6826dde3a2b5"
+checksum = "498ae1c9c329c7972b917506239b557a60386839192f1cf0ca034f345b65db99"
 dependencies = [
  "ctor",
  "ghost",
 ]
 
+[[package]]
+name = "io-lifetimes"
+version = "1.0.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09270fd4fa1111bc614ed2246c7ef56239a3063d5be0d1ec3b589c505d400aeb"
+dependencies = [
+ "hermit-abi 0.3.1",
+ "libc",
+ "windows-sys 0.45.0",
+]
+
+[[package]]
+name = "is-terminal"
+version = "0.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8687c819457e979cc940d09cb16e42a1bf70aa6b60a549de6d3a62a0ee90c69e"
+dependencies = [
+ "hermit-abi 0.3.1",
+ "io-lifetimes",
+ "rustix",
+ "windows-sys 0.45.0",
+]
+
 [[package]]
 name = "is_ci"
 version = "1.1.1"
@@ -512,9 +545,18 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "1.0.5"
+version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fad582f4b9e86b6caa621cabeb0963332d92eea04729ab12892c2533951e6440"
+checksum = "453ad9f582a441959e5f0d088b02ce04cfe8d51a8eaf077f12ac6d3e94164ca6"
+
+[[package]]
+name = "jobserver"
+version = "0.1.26"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "936cfd212a0155903bcbc060e316fb6cc7cbf2e1907329391ebadc1fe0ce77c2"
+dependencies = [
+ "libc",
+]
 
 [[package]]
 name = "lazy_static"
@@ -530,9 +572,9 @@ checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
 
 [[package]]
 name = "libc"
-version = "0.2.139"
+version = "0.2.140"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "201de327520df007757c1f0adce6e827fe8562fbc28bfd9c15571c66ca1f5f79"
+checksum = "99227334921fae1a979cf0bfdfcc6b3e5ce376ef57e16fb6fb3ea2ed6095f80c"
 
 [[package]]
 name = "libloading"
@@ -553,6 +595,12 @@ dependencies = [
  "cc",
 ]
 
+[[package]]
+name = "linux-raw-sys"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f051f77a7c8e6957c0696eac88f26b0117e54f52d3fc682ab19397a8812846a4"
+
 [[package]]
 name = "log"
 version = "0.4.17"
@@ -579,12 +627,12 @@ checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
 
 [[package]]
 name = "miette"
-version = "5.5.0"
+version = "5.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4afd9b301defa984bbdbe112b4763e093ed191750a0d914a78c1106b2d0fe703"
+checksum = "07749fb52853e739208049fb513287c6f448de9103dfa78b05ae01f2fc5809bb"
 dependencies = [
- "atty",
  "backtrace",
+ "is-terminal",
  "miette-derive",
  "once_cell",
  "owo-colors",
@@ -599,13 +647,13 @@ dependencies = [
 
 [[package]]
 name = "miette-derive"
-version = "5.5.0"
+version = "5.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97c2401ab7ac5282ca5c8b518a87635b1a93762b0b90b9990c509888eeccba29"
+checksum = "2a07ad93a80d1b92bb44cb42d7c49b49c9aab1778befefad49cceb5e4c5bf460"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -674,9 +722,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.17.0"
+version = "1.17.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6f61fba1741ea2b3d6a1e3178721804bb716a68a6aeba1149b5d52e3d464ea66"
+checksum = "b7e5500299e16ebb147ae15a00a942af264cf3688f47923b8fc2cd5858f23ad3"
 
 [[package]]
 name = "owo-colors"
@@ -684,12 +732,39 @@ version = "3.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c1b04fb49957986fdce4d6ee7a65027d55d4b6d2265e5848bbb507b58ccfdb6f"
 
+[[package]]
+name = "pcre2"
+version = "0.2.3"
+source = "git+https://github.com/fish-shell/rust-pcre2?branch=master#824dd1460562f7b724a9acef218d4edb2ed7c289"
+dependencies = [
+ "libc",
+ "log",
+ "pcre2-sys",
+ "thread_local",
+]
+
+[[package]]
+name = "pcre2-sys"
+version = "0.2.4"
+source = "git+https://github.com/fish-shell/rust-pcre2?branch=master#824dd1460562f7b724a9acef218d4edb2ed7c289"
+dependencies = [
+ "cc",
+ "libc",
+ "pkg-config",
+]
+
 [[package]]
 name = "peeking_take_while"
 version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "19b17cddbe7ec3f8bc800887bab5e717348c95ea2ca0b1bf0837fb964dc67099"
 
+[[package]]
+name = "pkg-config"
+version = "0.3.26"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6ac9a59f73473f1b8d852421e59e64809f025994837ef743615c6d0c5b305160"
+
 [[package]]
 name = "ppv-lite86"
 version = "0.2.17"
@@ -698,12 +773,12 @@ checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
 [[package]]
 name = "prettyplease"
-version = "0.1.23"
+version = "0.1.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e97e3215779627f01ee256d2fad52f3d95e8e1c11e9fc6fd08f7cd455d5d5c78"
+checksum = "6c8646e95016a7a6c4adea95bafa8a16baab64b583356217f2c85db4a39d9a86"
 dependencies = [
  "proc-macro2",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -715,7 +790,7 @@ dependencies = [
  "proc-macro-error-attr",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.109",
  "version_check",
 ]
 
@@ -732,18 +807,18 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.50"
+version = "1.0.53"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ef7d57beacfaf2d8aee5937dab7b7f28de3cb8b1828479bb5de2a7106f2bae2"
+checksum = "ba466839c78239c09faf015484e5cc04860f88242cff4d03eb038f04b4699b73"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.23"
+version = "1.0.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8856d8364d252a14d474036ea1358d63c9e6965c8e5c1885c18f73d70bff9c7b"
+checksum = "4424af4bf778aae2051a77b60283332f386554255d722233d09fbfc7e30da2fc"
 dependencies = [
  "proc-macro2",
 ]
@@ -789,9 +864,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.7.1"
+version = "1.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "48aaa5748ba571fb95cd2c85c09f629215d3a6ece942baa100950af03a34f733"
+checksum = "8b1f693b24f6ac912f4893ef08244d70b6067480d2f1a46e950c9691e6749d1d"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -800,24 +875,15 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.28"
+version = "0.6.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "456c603be3e8d448b072f410900c09faf164fbce2d480456f50eea6e25f9c848"
-
-[[package]]
-name = "remove_dir_all"
-version = "0.5.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3acd125665422973a33ac9d3dd2df85edad0f4ae9b00dafb1a05e43a9f5ef8e7"
-dependencies = [
- "winapi",
-]
+checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
 
 [[package]]
 name = "rustc-demangle"
-version = "0.1.21"
+version = "0.1.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ef03e0a2b150c7a90d01faf6254c9c48a41e95fb2a8c2ac1c6f0d2b9aefc342"
+checksum = "d4a36c42d1873f9a77c53bde094f9664d9891bc604a45b4798fd2c389ed12e5b"
 
 [[package]]
 name = "rustc-hash"
@@ -826,48 +892,62 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
 
 [[package]]
-name = "rustversion"
-version = "1.0.11"
+name = "rustix"
+version = "0.36.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5583e89e108996506031660fe09baa5011b9dd0341b89029313006d1fb508d70"
+checksum = "db4165c9963ab29e422d6c26fbc1d37f15bace6b2810221f9d925023480fcf0e"
+dependencies = [
+ "bitflags",
+ "errno",
+ "io-lifetimes",
+ "libc",
+ "linux-raw-sys",
+ "windows-sys 0.45.0",
+]
+
+[[package]]
+name = "rustversion"
+version = "1.0.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4f3208ce4d8448b3f3e7d168a73f5e0c43a61e32930de3bceeccedb388b6bf06"
 
 [[package]]
 name = "ryu"
-version = "1.0.12"
+version = "1.0.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b4b9743ed687d4b4bcedf9ff5eaa7398495ae14e61cba0a295704edbc7decde"
+checksum = "f91339c0467de62360649f8d3e185ca8de4224ff281f66000de5eb2a77a79041"
 
 [[package]]
 name = "scratch"
-version = "1.0.3"
+version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ddccb15bcce173023b3fedd9436f882a0739b8dfb45e4f6b6002bee5929f61b2"
+checksum = "1792db035ce95be60c3f8853017b3999209281c24e2ba5bc8e59bf97a0c590c1"
 
 [[package]]
 name = "serde"
-version = "1.0.152"
+version = "1.0.158"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bb7d1f0d3021d347a83e556fc4683dea2ea09d87bccdf88ff5c12545d89d5efb"
+checksum = "771d4d9c4163ee138805e12c710dd365e4f44be8be0503cb1bb9eb989425d9c9"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.152"
+version = "1.0.158"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af487d118eecd09402d70a5d72551860e788df87b464af30e5ea6a38c75c541e"
+checksum = "e801c1712f48475582b7696ac71e0ca34ebb30e09338425384269d9717c62cad"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.10",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.91"
+version = "1.0.94"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "877c235533714907a8c2464236f5c4b2a17262ef1bd71f38f35ea592c8da6883"
+checksum = "1c533a59c9d8a93a09c6ab31f0fd5e5f4dd1b8fc9434804029839884765d04ea"
 dependencies = [
  "itoa",
  "ryu",
@@ -896,42 +976,53 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustversion",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
 name = "supports-color"
-version = "1.3.1"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ba6faf2ca7ee42fdd458f4347ae0a9bd6bcc445ad7cb57ad82b383f18870d6f"
+checksum = "4950e7174bffabe99455511c39707310e7e9b440364a2fcb1cc21521be57b354"
 dependencies = [
- "atty",
+ "is-terminal",
  "is_ci",
 ]
 
 [[package]]
 name = "supports-hyperlinks"
-version = "1.2.0"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "590b34f7c5f01ecc9d78dba4b3f445f31df750a67621cf31626f3b7441ce6406"
+checksum = "4b4806e0b03b9906e76b018a5d821ebf198c8e9dc0829ed3328eeeb5094aed60"
 dependencies = [
- "atty",
+ "is-terminal",
 ]
 
 [[package]]
 name = "supports-unicode"
-version = "1.0.2"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a8b945e45b417b125a8ec51f1b7df2f8df7920367700d1f98aedd21e5735f8b2"
+checksum = "4b6c2cb240ab5dd21ed4906895ee23fe5a48acdbd15a3ce388e7b62a9b66baf7"
 dependencies = [
- "atty",
+ "is-terminal",
 ]
 
 [[package]]
 name = "syn"
-version = "1.0.107"
+version = "1.0.109"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1f4064b5b16e03ae50984a5a8ed5d4f8803e6bc1fd170a3cda91a1be4b18e3f5"
+checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
+[[package]]
+name = "syn"
+version = "2.0.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5aad1363ed6d37b84299588d62d3a7d95b5a5c2d9aad5c85609fda12afaa1f40"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -940,16 +1031,15 @@ dependencies = [
 
 [[package]]
 name = "tempfile"
-version = "3.3.0"
+version = "3.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5cdb1ef4eaeeaddc8fbd371e5017057064af0911902ef36b39801f67cc6d79e4"
+checksum = "af18f7ae1acd354b992402e9ec5864359d693cd8a79dcbef59f76891701c1e95"
 dependencies = [
  "cfg-if",
  "fastrand",
- "libc",
  "redox_syscall",
- "remove_dir_all",
- "winapi",
+ "rustix",
+ "windows-sys 0.42.0",
 ]
 
 [[package]]
@@ -984,29 +1074,39 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.38"
+version = "1.0.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a9cd18aa97d5c45c6603caea1da6628790b37f7a34b6ca89522331c5180fed0"
+checksum = "978c9a314bd8dc99be594bc3c175faaa9794be04a5a5e153caba6915336cebac"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.38"
+version = "1.0.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1fb327af4685e4d03fa8cbcf1716380da910eeb2bb8be417e7f9fd3fb164f36f"
+checksum = "f9456a42c5b0d803c8cd86e73dd7cc9edd429499f37a3550d286d5e86720569f"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.10",
+]
+
+[[package]]
+name = "thread_local"
+version = "1.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3fdd6f064ccff2d6567adcb3873ca630700f00b5ad3f060c25b5dcfd9a4ce152"
+dependencies = [
+ "cfg-if",
+ "once_cell",
 ]
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.6"
+version = "1.0.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "84a22b9f218b40614adcb3f4ff08b703773ad44fa9423e4e0d346d5db86e4ebc"
+checksum = "e5464a87b239f13a63a501f2701565754bae92d243d4bb7eb12f6d57d2269bf4"
 
 [[package]]
 name = "unicode-linebreak"
@@ -1068,7 +1168,7 @@ version = "0.1.0"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -1101,3 +1201,84 @@ name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
+
+[[package]]
+name = "windows-sys"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a3e1820f08b8513f676f7ab6c1f99ff312fb97b553d30ff4dd86f9f15728aa7"
+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",
+]
+
+[[package]]
+name = "windows-sys"
+version = "0.45.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75283be5efb2831d37ea142365f009c02ec203cd29a3ebecbc093d52315b66d0"
+dependencies = [
+ "windows-targets",
+]
+
+[[package]]
+name = "windows-targets"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8e5180c00cd44c9b1c88adb3693291f1cd93605ded80c250a75d472756b4d071"
+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",
+]
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "597a5118570b68bc08d8d59125332c54f1ba9d9adeedeef5b99b02ba2b0698f8"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e08e8864a60f06ef0d0ff4ba04124db8b0fb3be5776a5cd47641e942e58c4d43"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c61d927d8da41da96a81f029489353e68739737d3beca43145c8afec9a31a84f"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "44d840b6ec649f480a41c8d80f9c65108b92d89345dd94027bfe06ac444d1060"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8de912b8b8feb55c064867cf047dda097f92d51efad5b491dfb98f6bbb70cb36"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "26d41b46a36d453748aedef1486d5c7a85db22e56aff34643984ea85514e94a3"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9aec5da331524158c6d1a4ac0ab1541149c0b9505fde06423b02f5ef0106b9f0"
diff --git a/fish-rust/Cargo.toml b/fish-rust/Cargo.toml
index 458d1945f..6495ff556 100644
--- a/fish-rust/Cargo.toml
+++ b/fish-rust/Cargo.toml
@@ -6,6 +6,7 @@ rust-version = "1.67"
 
 [dependencies]
 widestring-suffix = { path = "./widestring-suffix/" }
+pcre2 = { git = "https://github.com/fish-shell/rust-pcre2", branch = "master", default-features = false, features = ["utf32"] }
 
 autocxx = "0.23.1"
 bitflags = "1.3.2"
diff --git a/fish-rust/src/abbrs.rs b/fish-rust/src/abbrs.rs
index fdc83d226..5d00d54d5 100644
--- a/fish-rust/src/abbrs.rs
+++ b/fish-rust/src/abbrs.rs
@@ -9,12 +9,12 @@ use crate::{
     wchar::L,
     wchar_ffi::{WCharFromFFI, WCharToFFI},
 };
-use cxx::{CxxWString, UniquePtr};
+use cxx::CxxWString;
 use once_cell::sync::Lazy;
 
 use crate::abbrs::abbrs_ffi::abbrs_replacer_t;
-use crate::ffi::re::regex_t;
 use crate::parse_constants::SourceRange;
+use pcre2::utf32::Regex;
 
 use self::abbrs_ffi::{abbreviation_t, abbrs_position_t, abbrs_replacement_t};
 
@@ -130,7 +130,7 @@ pub struct Abbreviation {
     /// If unset, the key is to be interpreted literally.
     /// Note that the fish interface enforces that regexes match the entire token;
     /// we accomplish this by surrounding the regex in ^ and $.
-    pub regex: Option<UniquePtr<regex_t>>,
+    pub regex: Option<Regex>,
 
     /// Replacement string.
     pub replacement: WString,
@@ -180,10 +180,12 @@ impl Abbreviation {
         if !self.matches_position(position) {
             return false;
         }
-        self.regex
-            .as_ref()
-            .map(|r| r.matches_ffi(&token.to_ffi()))
-            .unwrap_or(self.key == token)
+        match &self.regex {
+            Some(r) => r
+                .is_match(token.as_char_slice())
+                .expect("regex match should not error"),
+            None => self.key == token,
+        }
     }
 
     // \return if we expand in a given position.
diff --git a/fish-rust/src/builtins/abbr.rs b/fish-rust/src/builtins/abbr.rs
index a075df2f3..9cced45cb 100644
--- a/fish-rust/src/builtins/abbr.rs
+++ b/fish-rust/src/builtins/abbr.rs
@@ -7,13 +7,13 @@ use crate::builtins::shared::{
 use crate::common::{escape_string, valid_func_name, EscapeStringStyle};
 use crate::env::flags::EnvMode;
 use crate::env::status::{ENV_NOT_FOUND, ENV_OK};
-use crate::ffi::{self, parser_t};
-use crate::re::regex_make_anchored;
+use crate::ffi::parser_t;
+use crate::re::{regex_make_anchored, to_boxed_chars};
 use crate::wchar::{wstr, L};
-use crate::wchar_ffi::WCharFromFFI;
 use crate::wgetopt::{wgetopter_t, wopt, woption, woption_argument_t};
 use crate::wutil::wgettext_fmt;
 use libc::c_int;
+use pcre2::utf32::{Regex, RegexBuilder};
 pub use widestring::Utf32String as WString;
 
 const CMD: &wstr = L!("abbr");
@@ -312,43 +312,44 @@ fn abbr_add(opts: &Options, streams: &mut io_streams_t) -> Option<c_int> {
         return STATUS_INVALID_ARGS;
     }
 
-    let mut regex = None;
-
-    let key = if let Some(ref regex_pattern) = opts.regex_pattern {
+    let key: &wstr;
+    let regex: Option<Regex>;
+    if let Some(regex_pattern) = &opts.regex_pattern {
         // Compile the regex as given; if that succeeds then wrap it in our ^$ so it matches the
         // entire token.
-        let flags = ffi::re::flags_t { icase: false };
-        let result = ffi::try_compile(regex_pattern, &flags);
+        // We have historically disabled the "(*UTF)" sequence.
+        let mut builder = RegexBuilder::new();
+        builder.caseless(false).never_utf(true);
 
-        if result.has_error() {
-            let error = result.get_error();
+        let result = builder.build(to_boxed_chars(regex_pattern));
+
+        if let Err(error) = result {
             streams.err.append(wgettext_fmt!(
                 "%ls: Regular expression compile error: %ls\n",
                 CMD,
-                &error.message().from_ffi()
+                error.error_message(),
             ));
-            streams
-                .err
-                .append(wgettext_fmt!("%ls: %ls\n", CMD, regex_pattern.as_utfstr()));
-            streams
-                .err
-                .append(wgettext_fmt!("%ls: %*ls\n", CMD, error.offset, "^"));
+            if let Some(offset) = error.offset() {
+                streams
+                    .err
+                    .append(wgettext_fmt!("%ls: %ls\n", CMD, regex_pattern.as_utfstr()));
+                streams
+                    .err
+                    .append(wgettext_fmt!("%ls: %*ls\n", CMD, offset, "^"));
+            }
             return STATUS_INVALID_ARGS;
         }
         let anchored = regex_make_anchored(regex_pattern);
-        let mut result = ffi::try_compile(&anchored, &flags);
-        assert!(
-            !result.has_error(),
-            "Anchored compilation should have succeeded"
-        );
-        let re = result.as_mut().get_regex();
-        assert!(!re.is_null(), "Anchored compilation should have succeeded");
+        let re = builder
+            .build(to_boxed_chars(&anchored))
+            .expect("Anchored compilation should have succeeded");
 
-        let _ = regex.insert(re);
-        regex_pattern
+        key = regex_pattern;
+        regex = Some(re);
     } else {
         // The name plays double-duty as the token to replace.
-        name
+        key = name;
+        regex = None;
     };
 
     if opts.function.is_some() && opts.args.len() > 1 {
@@ -386,7 +387,7 @@ fn abbr_add(opts: &Options, streams: &mut io_streams_t) -> Option<c_int> {
     abbrs::with_abbrs_mut(move |abbrs| {
         abbrs.add(Abbreviation {
             name: name.clone(),
-            key: key.clone(),
+            key: key.to_owned(),
             regex,
             replacement,
             replacement_is_function: opts.function.is_some(),
diff --git a/fish-rust/src/re.rs b/fish-rust/src/re.rs
index 72b0ad6b4..9cbf57d0c 100644
--- a/fish-rust/src/re.rs
+++ b/fish-rust/src/re.rs
@@ -14,6 +14,12 @@ pub fn regex_make_anchored(pattern: &wstr) -> WString {
     anchored
 }
 
+/// Copy a wstr to a Box<[char]>.
+pub fn to_boxed_chars(s: &wstr) -> Box<[char]> {
+    let chars = s.as_char_slice();
+    chars.into()
+}
+
 use crate::ffi_tests::add_test;
 add_test!("test_regex_make_anchored", || {
     use crate::ffi;