From 384ee32d89f65a840c27f62a92a916d69f82ab17 Mon Sep 17 00:00:00 2001
From: Dan Cross <cross@oxidecomputer.com>
Date: Wed, 4 Feb 2026 22:29:13 +0000
Subject: [PATCH] update: update Rust/dependencies/build flags

Adding `-Z json-target-spec` to build flags is the
most important edit in this change.

Signed-off-by: Dan Cross <cross@oxidecomputer.com>
---
 Cargo.lock          | 24 ++++++++++++------------
 rust-toolchain.toml |  2 +-
 xtask/src/main.rs   |  1 +
 3 files changed, 14 insertions(+), 13 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 656e810..7f8f9d4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -139,9 +139,9 @@ checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
 
 [[package]]
 name = "clap"
-version = "4.5.54"
+version = "4.5.57"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c6e6ff9dcd79cff5cd969a17a545d79e84ab086e444102a591e288a8aa3ce394"
+checksum = "6899ea499e3fb9305a65d5ebf6e3d2248c5fab291f300ad0a704fbe142eae31a"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -149,9 +149,9 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.5.54"
+version = "4.5.57"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa42cf4d2b7a41bc8f663a7cab4031ebafa1bf3875705bfaf8466dc60ab52c00"
+checksum = "7b12c8b680195a62a8364d16b8447b01b6c2c8f9aaf68bee653be34d4245e238"
 dependencies = [
  "anstream",
  "anstyle",
@@ -161,9 +161,9 @@ dependencies = [
 
 [[package]]
 name = "clap_derive"
-version = "4.5.49"
+version = "4.5.55"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a0b5487afeab2deb2ff4e03a807ad1a03ac532ff5a2cee5d86884440c7f7671"
+checksum = "a92793da1a46a5f2a02a6f4c46c6496b28c43638adea8306fcb0caa1634f24e5"
 dependencies = [
  "heck",
  "proc-macro2",
@@ -385,18 +385,18 @@ checksum = "b4596b6d070b27117e987119b4dac604f3c58cfb0b191112e24771b2faeac1a6"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.105"
+version = "1.0.106"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "535d180e0ecab6268a3e718bb9fd44db66bbbc256257165fc699dadf70d16fe7"
+checksum = "8fd00f0bb2e90d81d1044c2b32617f68fcb9fa3bb7640c23e9c748e53fb30934"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.43"
+version = "1.0.44"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc74d9a594b72ae6656596548f56f667211f8a97b3d4c3d467150794690dc40a"
+checksum = "21b2ebcf727b7760c461f091f9f0f539b77b8e87f2fd88131e7f1b433b3cece4"
 dependencies = [
  "proc-macro2",
 ]
@@ -582,9 +582,9 @@ checksum = "562d481066bde0658276a35467c4af00bdc6ee726305698a55b86e61d7ad82bb"
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.22"
+version = "1.0.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9312f7c4f6ff9069b165498234ce8be658059c6728633667c526e27dc2cf1df5"
+checksum = "537dd038a89878be9b64dd4bd1b260315c1bb94f4d784956b81e27a088d9a09e"
 
 [[package]]
 name = "utf8parse"
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index b311da5..cbdfb0b 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "nightly-2026-01-20"
+channel = "nightly-2026-02-09"
 components = [ "rustfmt", "rust-src", "llvm-tools", "clippy", "miri", "rust-analyzer" ]
diff --git a/xtask/src/main.rs b/xtask/src/main.rs
index 6969312..9c1d172 100644
--- a/xtask/src/main.rs
+++ b/xtask/src/main.rs
@@ -154,6 +154,7 @@ fn build(profile: BuildProfile, locked: Locked, features: Features) {
     let target = target();
     let args = format!(
         "build {profile} {locked} {features} \
+            -Z json-target-spec \
             -Z build-std=core,alloc \
             -Z build-std-features=compiler-builtins-mem \
             --target {target}.json"