diff --git a/crates/resolver-tests/src/lib.rs b/crates/resolver-tests/src/lib.rs
index c24fdbce6e5..2df7a36bb09 100644
--- a/crates/resolver-tests/src/lib.rs
+++ b/crates/resolver-tests/src/lib.rs
@@ -18,7 +18,8 @@ use cargo::core::{Dependency, PackageId, Registry, Summary};
 use cargo::core::{GitReference, SourceId};
 use cargo::sources::source::QueryKind;
 use cargo::sources::IndexSummary;
-use cargo::util::{CargoResult, Config, IntoUrl, RustVersion};
+use cargo::util::{CargoResult, Config, IntoUrl};
+use cargo::util_schemas::manifest::RustVersion;
 
 use proptest::collection::{btree_map, vec};
 use proptest::prelude::*;
diff --git a/src/cargo/core/manifest.rs b/src/cargo/core/manifest.rs
index 54c724c23de..0468caa9627 100644
--- a/src/cargo/core/manifest.rs
+++ b/src/cargo/core/manifest.rs
@@ -18,7 +18,8 @@ use crate::core::{Dependency, PackageId, PackageIdSpec, SourceId, Summary};
 use crate::core::{Edition, Feature, Features, WorkspaceConfig};
 use crate::util::errors::*;
 use crate::util::interning::InternedString;
-use crate::util::{short_hash, Config, Filesystem, RustVersion};
+use crate::util::{short_hash, Config, Filesystem};
+use crate::util_schemas::manifest::RustVersion;
 use crate::util_schemas::manifest::{TomlManifest, TomlProfiles};
 
 pub enum EitherManifest {
diff --git a/src/cargo/core/package.rs b/src/cargo/core/package.rs
index 7a4f5e07037..08254488283 100644
--- a/src/cargo/core/package.rs
+++ b/src/cargo/core/package.rs
@@ -32,8 +32,8 @@ use crate::util::network::http::HttpTimeout;
 use crate::util::network::retry::{Retry, RetryResult};
 use crate::util::network::sleep::SleepTracker;
 use crate::util::toml::prepare_for_publish;
-use crate::util::RustVersion;
 use crate::util::{self, internal, Config, Progress, ProgressStyle};
+use crate::util_schemas::manifest::RustVersion;
 
 pub const MANIFEST_PREAMBLE: &str = "\
 # THIS FILE IS AUTOMATICALLY GENERATED BY CARGO
diff --git a/src/cargo/core/resolver/version_prefs.rs b/src/cargo/core/resolver/version_prefs.rs
index 43159936ab0..1e4eacb591f 100644
--- a/src/cargo/core/resolver/version_prefs.rs
+++ b/src/cargo/core/resolver/version_prefs.rs
@@ -6,7 +6,7 @@ use std::collections::{HashMap, HashSet};
 
 use crate::core::{Dependency, PackageId, Summary};
 use crate::util::interning::InternedString;
-use crate::util::RustVersion;
+use crate::util_schemas::manifest::RustVersion;
 
 /// A collection of preferences for particular package versions.
 ///
diff --git a/src/cargo/core/summary.rs b/src/cargo/core/summary.rs
index cca9325fa20..8dfdf0dbfb4 100644
--- a/src/cargo/core/summary.rs
+++ b/src/cargo/core/summary.rs
@@ -1,7 +1,7 @@
 use crate::core::{Dependency, PackageId, SourceId};
 use crate::util::interning::InternedString;
 use crate::util::CargoResult;
-use crate::util::RustVersion;
+use crate::util_schemas::manifest::RustVersion;
 use anyhow::bail;
 use semver::Version;
 use std::collections::{BTreeMap, HashMap, HashSet};
diff --git a/src/cargo/core/workspace.rs b/src/cargo/core/workspace.rs
index a47d994cff1..b933c61731d 100644
--- a/src/cargo/core/workspace.rs
+++ b/src/cargo/core/workspace.rs
@@ -25,8 +25,8 @@ use crate::util::edit_distance;
 use crate::util::errors::{CargoResult, ManifestError};
 use crate::util::interning::InternedString;
 use crate::util::toml::{read_manifest, InheritableFields};
-use crate::util::RustVersion;
 use crate::util::{config::ConfigRelativePath, Config, Filesystem, IntoUrl};
+use crate::util_schemas::manifest::RustVersion;
 use crate::util_schemas::manifest::{TomlDependency, TomlProfiles};
 use cargo_util::paths;
 use cargo_util::paths::normalize_path;
diff --git a/src/cargo/ops/cargo_add/mod.rs b/src/cargo/ops/cargo_add/mod.rs
index eb7e446c1d4..9be290b4818 100644
--- a/src/cargo/ops/cargo_add/mod.rs
+++ b/src/cargo/ops/cargo_add/mod.rs
@@ -35,7 +35,7 @@ use crate::util::toml_mut::dependency::WorkspaceSource;
 use crate::util::toml_mut::is_sorted;
 use crate::util::toml_mut::manifest::DepTable;
 use crate::util::toml_mut::manifest::LocalManifest;
-use crate::util::RustVersion;
+use crate::util_schemas::manifest::RustVersion;
 use crate::CargoResult;
 use crate::Config;
 use crate_spec::CrateSpec;
diff --git a/src/cargo/ops/resolve.rs b/src/cargo/ops/resolve.rs
index 06716a2b4cf..5421d05724b 100644
--- a/src/cargo/ops/resolve.rs
+++ b/src/cargo/ops/resolve.rs
@@ -71,8 +71,8 @@ use crate::ops;
 use crate::sources::PathSource;
 use crate::util::cache_lock::CacheLockMode;
 use crate::util::errors::CargoResult;
-use crate::util::RustVersion;
 use crate::util::{profile, CanonicalUrl};
+use crate::util_schemas::manifest::RustVersion;
 use anyhow::Context as _;
 use std::collections::{HashMap, HashSet};
 use tracing::{debug, trace};
diff --git a/src/cargo/sources/registry/index.rs b/src/cargo/sources/registry/index.rs
index 39ead2f5659..aed8fc813b5 100644
--- a/src/cargo/sources/registry/index.rs
+++ b/src/cargo/sources/registry/index.rs
@@ -92,7 +92,8 @@ use crate::sources::registry::{LoadResponse, RegistryData};
 use crate::util::cache_lock::CacheLockMode;
 use crate::util::interning::InternedString;
 use crate::util::IntoUrl;
-use crate::util::{internal, CargoResult, Config, Filesystem, OptVersionReq, RustVersion};
+use crate::util::{internal, CargoResult, Config, Filesystem, OptVersionReq};
+use crate::util_schemas::manifest::RustVersion;
 use anyhow::bail;
 use cargo_util::{paths, registry::make_dep_path};
 use semver::Version;
diff --git a/src/cargo/util/mod.rs b/src/cargo/util/mod.rs
index 7829592945c..16c15770fe4 100644
--- a/src/cargo/util/mod.rs
+++ b/src/cargo/util/mod.rs
@@ -23,7 +23,7 @@ pub use self::progress::{Progress, ProgressStyle};
 pub use self::queue::Queue;
 pub use self::restricted_names::validate_package_name;
 pub use self::rustc::Rustc;
-pub use self::semver_ext::{OptVersionReq, RustVersion};
+pub use self::semver_ext::OptVersionReq;
 pub use self::vcs::{existing_vcs_repo, FossilRepo, GitRepo, HgRepo, PijulRepo};
 pub use self::workspace::{
     add_path_args, path_args, print_available_benches, print_available_binaries,
diff --git a/src/cargo/util/semver_ext.rs b/src/cargo/util/semver_ext.rs
index 561cf140ed6..854fab6c8a2 100644
--- a/src/cargo/util/semver_ext.rs
+++ b/src/cargo/util/semver_ext.rs
@@ -1,9 +1,7 @@
 use std::fmt::{self, Display};
 
 use semver::{Op, Version, VersionReq};
-use serde_untagged::UntaggedEnumVisitor;
 
-use crate::util_semver::PartialVersion;
 use crate::util_semver::VersionExt as _;
 
 #[derive(PartialEq, Eq, Hash, Clone, Debug)]
@@ -125,48 +123,3 @@ impl From<VersionReq> for OptVersionReq {
         OptVersionReq::Req(req)
     }
 }
-
-#[derive(PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Debug, serde::Serialize)]
-#[serde(transparent)]
-pub struct RustVersion(PartialVersion);
-
-impl std::ops::Deref for RustVersion {
-    type Target = PartialVersion;
-
-    fn deref(&self) -> &Self::Target {
-        &self.0
-    }
-}
-
-impl std::str::FromStr for RustVersion {
-    type Err = anyhow::Error;
-
-    fn from_str(value: &str) -> Result<Self, Self::Err> {
-        let partial = value.parse::<PartialVersion>()?;
-        if partial.pre.is_some() {
-            anyhow::bail!("unexpected prerelease field, expected a version like \"1.32\"")
-        }
-        if partial.build.is_some() {
-            anyhow::bail!("unexpected prerelease field, expected a version like \"1.32\"")
-        }
-        Ok(Self(partial))
-    }
-}
-
-impl<'de> serde::Deserialize<'de> for RustVersion {
-    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
-    where
-        D: serde::Deserializer<'de>,
-    {
-        UntaggedEnumVisitor::new()
-            .expecting("SemVer version")
-            .string(|value| value.parse().map_err(serde::de::Error::custom))
-            .deserialize(deserializer)
-    }
-}
-
-impl Display for RustVersion {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        self.0.fmt(f)
-    }
-}
diff --git a/src/cargo/util/toml/mod.rs b/src/cargo/util/toml/mod.rs
index 8933b814161..6824cb5f5c7 100644
--- a/src/cargo/util/toml/mod.rs
+++ b/src/cargo/util/toml/mod.rs
@@ -26,9 +26,9 @@ use crate::util::interning::InternedString;
 use crate::util::restricted_names;
 use crate::util::{
     self, config::ConfigRelativePath, validate_package_name, Config, IntoUrl, OptVersionReq,
-    RustVersion,
 };
 use crate::util_schemas::manifest;
+use crate::util_schemas::manifest::RustVersion;
 
 mod embedded;
 mod targets;
diff --git a/src/cargo/util_schemas/core/package_id_spec.rs b/src/cargo/util_schemas/core/package_id_spec.rs
index cc3f70ff852..90f26a03660 100644
--- a/src/cargo/util_schemas/core/package_id_spec.rs
+++ b/src/cargo/util_schemas/core/package_id_spec.rs
@@ -1,15 +1,14 @@
 use std::fmt;
 
 use anyhow::bail;
+use anyhow::Result;
 use semver::Version;
 use serde::{de, ser};
 use url::Url;
 
-use crate::core::GitReference;
-use crate::core::PackageId;
-use crate::core::SourceKind;
-use crate::util::errors::CargoResult;
-use crate::util::{validate_package_name, IntoUrl};
+use crate::util::validate_package_name;
+use crate::util_schemas::core::GitReference;
+use crate::util_schemas::core::SourceKind;
 use crate::util_semver::PartialVersion;
 
 /// Some or all of the data required to identify a package:
@@ -74,9 +73,9 @@ impl PackageIdSpec {
     /// for spec in specs {
     ///     assert!(PackageIdSpec::parse(spec).is_ok());
     /// }
-    pub fn parse(spec: &str) -> CargoResult<PackageIdSpec> {
+    pub fn parse(spec: &str) -> Result<PackageIdSpec> {
         if spec.contains("://") {
-            if let Ok(url) = spec.into_url() {
+            if let Ok(url) = Url::parse(spec) {
                 return PackageIdSpec::from_url(url);
             }
         } else if spec.contains('/') || spec.contains('\\') {
@@ -107,19 +106,8 @@ impl PackageIdSpec {
         })
     }
 
-    /// Convert a `PackageId` to a `PackageIdSpec`, which will have both the `PartialVersion` and `Url`
-    /// fields filled in.
-    pub fn from_package_id(package_id: PackageId) -> PackageIdSpec {
-        PackageIdSpec {
-            name: String::from(package_id.name().as_str()),
-            version: Some(package_id.version().clone().into()),
-            url: Some(package_id.source_id().url().clone()),
-            kind: Some(package_id.source_id().kind().clone()),
-        }
-    }
-
     /// Tries to convert a valid `Url` to a `PackageIdSpec`.
-    fn from_url(mut url: Url) -> CargoResult<PackageIdSpec> {
+    fn from_url(mut url: Url) -> Result<PackageIdSpec> {
         let mut kind = None;
         if let Some((kind_str, scheme)) = url.scheme().split_once('+') {
             match kind_str {
diff --git a/src/cargo/util_schemas/manifest.rs b/src/cargo/util_schemas/manifest.rs
index 21777e60eff..b0aa6393f6f 100644
--- a/src/cargo/util_schemas/manifest.rs
+++ b/src/cargo/util_schemas/manifest.rs
@@ -15,8 +15,8 @@ use serde::ser;
 use serde::{Deserialize, Serialize};
 use serde_untagged::UntaggedEnumVisitor;
 
-use crate::util::RustVersion;
 use crate::util_schemas::core::PackageIdSpec;
+use crate::util_semver::PartialVersion;
 
 /// This type is used to deserialize `Cargo.toml` files.
 #[derive(Debug, Deserialize, Serialize)]
@@ -1208,6 +1208,51 @@ pub enum TomlLintLevel {
     Allow,
 }
 
+#[derive(PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Debug, serde::Serialize)]
+#[serde(transparent)]
+pub struct RustVersion(PartialVersion);
+
+impl std::ops::Deref for RustVersion {
+    type Target = PartialVersion;
+
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+
+impl std::str::FromStr for RustVersion {
+    type Err = anyhow::Error;
+
+    fn from_str(value: &str) -> Result<Self, Self::Err> {
+        let partial = value.parse::<PartialVersion>()?;
+        if partial.pre.is_some() {
+            anyhow::bail!("unexpected prerelease field, expected a version like \"1.32\"")
+        }
+        if partial.build.is_some() {
+            anyhow::bail!("unexpected prerelease field, expected a version like \"1.32\"")
+        }
+        Ok(Self(partial))
+    }
+}
+
+impl<'de> serde::Deserialize<'de> for RustVersion {
+    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
+    where
+        D: serde::Deserializer<'de>,
+    {
+        UntaggedEnumVisitor::new()
+            .expecting("SemVer version")
+            .string(|value| value.parse().map_err(serde::de::Error::custom))
+            .deserialize(deserializer)
+    }
+}
+
+impl Display for RustVersion {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        self.0.fmt(f)
+    }
+}
+
 #[derive(Copy, Clone, Debug)]
 pub struct InvalidCargoFeatures {}