From a8b066ad3f79bc7d9cf46a4fe4de2d39784ab811 Mon Sep 17 00:00:00 2001
From: Charlie Marsh <charlie.r.marsh@gmail.com>
Date: Thu, 9 Jan 2025 13:38:21 -0500
Subject: [PATCH] Visit proxy packages eagerly

---
 crates/uv-resolver/src/pubgrub/priority.rs    |  24 ++-
 crates/uv-resolver/src/resolver/mod.rs        |   8 +-
 crates/uv-resolver/src/version_map.rs         |   2 +
 crates/uv/tests/it/lock_conflict.rs           |  24 +--
 crates/uv/tests/it/lock_scenarios.rs          |  10 +-
 crates/uv/tests/it/pip_compile.rs             |   4 +-
 crates/uv/tests/it/pip_install.rs             | 142 +++++++++++++++++
 crates/uv/tests/it/pip_install_scenarios.rs   |   4 +-
 ...it__ecosystem__transformers-lock-file.snap | 145 ++++--------------
 ...cosystem__transformers-uv-lock-output.snap |   2 +-
 10 files changed, 219 insertions(+), 146 deletions(-)

diff --git a/crates/uv-resolver/src/pubgrub/priority.rs b/crates/uv-resolver/src/pubgrub/priority.rs
index 588b8f6bcc67..80b1acc38c5b 100644
--- a/crates/uv-resolver/src/pubgrub/priority.rs
+++ b/crates/uv-resolver/src/pubgrub/priority.rs
@@ -1,12 +1,13 @@
-use pubgrub::Range;
-use rustc_hash::FxHashMap;
 use std::cmp::Reverse;
 use std::collections::hash_map::OccupiedEntry;
 
-use crate::fork_urls::ForkUrls;
+use pubgrub::Range;
+use rustc_hash::FxHashMap;
+
 use uv_normalize::PackageName;
 use uv_pep440::Version;
 
+use crate::fork_urls::ForkUrls;
 use crate::pubgrub::package::PubGrubPackage;
 use crate::pubgrub::PubGrubPackageInner;
 
@@ -57,6 +58,7 @@ impl PubGrubPriorities {
                 let priority = if urls.get(name).is_some() {
                     PubGrubPriority::DirectUrl(Reverse(index))
                 } else if version.as_singleton().is_some() {
+                    // TODO(charlie): Take local version ranges into account (e.g., `[2.0, 2.0+[max])`).
                     PubGrubPriority::Singleton(Reverse(index))
                 } else {
                     // Keep the conflict-causing packages to avoid loops where we seesaw between
@@ -80,6 +82,7 @@ impl PubGrubPriorities {
                 let priority = if urls.get(name).is_some() {
                     PubGrubPriority::DirectUrl(Reverse(next))
                 } else if version.as_singleton().is_some() {
+                    // TODO(charlie): Take local version ranges into account (e.g., `[2.0, 2.0+[max])`).
                     PubGrubPriority::Singleton(Reverse(next))
                 } else {
                     PubGrubPriority::Unspecified(Reverse(next))
@@ -98,7 +101,7 @@ impl PubGrubPriorities {
             | PubGrubPriority::ConflictEarly(Reverse(index))
             | PubGrubPriority::Singleton(Reverse(index))
             | PubGrubPriority::DirectUrl(Reverse(index)) => Some(*index),
-            PubGrubPriority::Root => None,
+            PubGrubPriority::Proxy | PubGrubPriority::Root => None,
         }
     }
 
@@ -107,9 +110,9 @@ impl PubGrubPriorities {
         let package_priority = match &**package {
             PubGrubPackageInner::Root(_) => Some(PubGrubPriority::Root),
             PubGrubPackageInner::Python(_) => Some(PubGrubPriority::Root),
-            PubGrubPackageInner::Marker { name, .. } => self.package_priority.get(name).copied(),
-            PubGrubPackageInner::Extra { name, .. } => self.package_priority.get(name).copied(),
-            PubGrubPackageInner::Dev { name, .. } => self.package_priority.get(name).copied(),
+            PubGrubPackageInner::Marker { .. } => Some(PubGrubPriority::Proxy),
+            PubGrubPackageInner::Extra { .. } => Some(PubGrubPriority::Proxy),
+            PubGrubPackageInner::Dev { .. } => Some(PubGrubPriority::Proxy),
             PubGrubPackageInner::Package { name, .. } => self.package_priority.get(name).copied(),
         };
         let virtual_package_tiebreaker = self
@@ -224,6 +227,13 @@ pub(crate) enum PubGrubPriority {
     /// [`ForkUrls`].
     DirectUrl(Reverse<usize>),
 
+    /// The package is a proxy package.
+    ///
+    /// We process proxy packages eagerly since each proxy package expands into two "regular"
+    /// [`PubGrubPackage`] packages, which gives us additional constraints while not affecting the
+    /// priorities (since the expanded dependencies are all linked to the same package name).
+    Proxy,
+
     /// The package is the root package.
     Root,
 }
diff --git a/crates/uv-resolver/src/resolver/mod.rs b/crates/uv-resolver/src/resolver/mod.rs
index 3bc26c62d36d..60d309bb8194 100644
--- a/crates/uv-resolver/src/resolver/mod.rs
+++ b/crates/uv-resolver/src/resolver/mod.rs
@@ -2591,7 +2591,9 @@ impl ForkState {
                 }
             }
 
-            if let Some(name) = self.pubgrub.package_store[for_package]
+            let for_package = &self.pubgrub.package_store[for_package];
+
+            if let Some(name) = for_package
                 .name_no_root()
                 .filter(|name| !workspace_members.contains(name))
             {
@@ -2622,7 +2624,9 @@ impl ForkState {
             }
 
             // Update the package priorities.
-            self.priorities.insert(package, version, &self.fork_urls);
+            if !for_package.is_proxy() {
+                self.priorities.insert(package, version, &self.fork_urls);
+            }
         }
 
         let conflict = self.pubgrub.add_package_version_dependencies(
diff --git a/crates/uv-resolver/src/version_map.rs b/crates/uv-resolver/src/version_map.rs
index bf9a87983242..36ece551f3aa 100644
--- a/crates/uv-resolver/src/version_map.rs
+++ b/crates/uv-resolver/src/version_map.rs
@@ -162,6 +162,8 @@ impl VersionMap {
         range: &Ranges<Version>,
     ) -> impl DoubleEndedIterator<Item = (&Version, VersionMapDistHandle)> {
         // Performance optimization: If we only have a single version, return that version directly.
+        //
+        // TODO(charlie): Now that we use local version sentinels, does this ever trigger?
         if let Some(version) = range.as_singleton() {
             either::Either::Left(match self.inner {
                 VersionMapInner::Eager(ref eager) => {
diff --git a/crates/uv/tests/it/lock_conflict.rs b/crates/uv/tests/it/lock_conflict.rs
index a056f7b366bb..334150536728 100644
--- a/crates/uv/tests/it/lock_conflict.rs
+++ b/crates/uv/tests/it/lock_conflict.rs
@@ -50,7 +50,7 @@ fn extra_basic() -> Result<()> {
 
     ----- stderr -----
       × No solution found when resolving dependencies:
-      ╰─▶ Because project[extra2] depends on sortedcontainers==2.4.0 and project[extra1] depends on sortedcontainers==2.3.0, we can conclude that project[extra1] and project[extra2] are incompatible.
+      ╰─▶ Because project[extra1] depends on sortedcontainers==2.3.0 and project[extra2] depends on sortedcontainers==2.4.0, we can conclude that project[extra1] and project[extra2] are incompatible.
           And because your project requires project[extra1] and project[extra2], we can conclude that your project's requirements are unsatisfiable.
     "###);
 
@@ -250,7 +250,7 @@ fn extra_basic_three_extras() -> Result<()> {
 
     ----- stderr -----
       × No solution found when resolving dependencies:
-      ╰─▶ Because project[project3] depends on sortedcontainers==2.4.0 and project[extra2] depends on sortedcontainers==2.3.0, we can conclude that project[extra2] and project[project3] are incompatible.
+      ╰─▶ Because project[extra2] depends on sortedcontainers==2.3.0 and project[project3] depends on sortedcontainers==2.4.0, we can conclude that project[extra2] and project[project3] are incompatible.
           And because your project requires project[extra2] and project[project3], we can conclude that your project's requirements are unsatisfiable.
     "###);
 
@@ -538,7 +538,7 @@ fn extra_multiple_not_conflicting2() -> Result<()> {
 
     ----- stderr -----
       × No solution found when resolving dependencies:
-      ╰─▶ Because project[project4] depends on sortedcontainers==2.4.0 and project[project3] depends on sortedcontainers==2.3.0, we can conclude that project[project3] and project[project4] are incompatible.
+      ╰─▶ Because project[project3] depends on sortedcontainers==2.3.0 and project[project4] depends on sortedcontainers==2.4.0, we can conclude that project[project3] and project[project4] are incompatible.
           And because your project requires project[project3] and project[project4], we can conclude that your project's requirements are unsatisfiable.
     "###);
 
@@ -582,7 +582,7 @@ fn extra_multiple_not_conflicting2() -> Result<()> {
 
     ----- stderr -----
       × No solution found when resolving dependencies:
-      ╰─▶ Because project[project3] depends on sortedcontainers==2.3.0 and project[extra2] depends on sortedcontainers==2.4.0, we can conclude that project[extra2] and project[project3] are incompatible.
+      ╰─▶ Because project[extra2] depends on sortedcontainers==2.4.0 and project[project3] depends on sortedcontainers==2.3.0, we can conclude that project[extra2] and project[project3] are incompatible.
           And because your project requires project[extra2] and project[project3], we can conclude that your project's requirements are unsatisfiable.
     "###);
 
@@ -715,7 +715,7 @@ fn extra_multiple_independent() -> Result<()> {
 
     ----- stderr -----
       × No solution found when resolving dependencies:
-      ╰─▶ Because project[project4] depends on anyio==4.2.0 and project[project3] depends on anyio==4.1.0, we can conclude that project[project3] and project[project4] are incompatible.
+      ╰─▶ Because project[project3] depends on anyio==4.1.0 and project[project4] depends on anyio==4.2.0, we can conclude that project[project3] and project[project4] are incompatible.
           And because your project requires project[project3] and project[project4], we can conclude that your project's requirements are unsatisfiable.
     "###);
 
@@ -755,7 +755,7 @@ fn extra_multiple_independent() -> Result<()> {
 
     ----- stderr -----
       × No solution found when resolving dependencies:
-      ╰─▶ Because project[extra2] depends on sortedcontainers==2.4.0 and project[extra1] depends on sortedcontainers==2.3.0, we can conclude that project[extra1] and project[extra2] are incompatible.
+      ╰─▶ Because project[extra1] depends on sortedcontainers==2.3.0 and project[extra2] depends on sortedcontainers==2.4.0, we can conclude that project[extra1] and project[extra2] are incompatible.
           And because your project requires project[extra1] and project[extra2], we can conclude that your project's requirements are unsatisfiable.
     "###);
 
@@ -1047,7 +1047,7 @@ fn extra_config_change_ignore_lockfile() -> Result<()> {
 
     ----- stderr -----
       × No solution found when resolving dependencies:
-      ╰─▶ Because project[extra2] depends on sortedcontainers==2.4.0 and project[extra1] depends on sortedcontainers==2.3.0, we can conclude that project[extra1] and project[extra2] are incompatible.
+      ╰─▶ Because project[extra1] depends on sortedcontainers==2.3.0 and project[extra2] depends on sortedcontainers==2.4.0, we can conclude that project[extra1] and project[extra2] are incompatible.
           And because your project requires project[extra1] and project[extra2], we can conclude that your project's requirements are unsatisfiable.
     "###);
 
@@ -1289,9 +1289,9 @@ fn extra_nested_across_workspace() -> Result<()> {
 
     ----- stderr -----
       × No solution found when resolving dependencies:
-      ╰─▶ Because dummy[extra2] depends on proxy1[extra2] and only proxy1[extra2]==0.1.0 is available, we can conclude that dummy[extra2] depends on proxy1[extra2]==0.1.0.
-          And because proxy1[extra2]==0.1.0 depends on anyio==4.2.0 and proxy1[extra1]==0.1.0 depends on anyio==4.1.0, we can conclude that proxy1[extra1]==0.1.0 and dummy[extra2] are incompatible.
-          And because only proxy1[extra1]==0.1.0 is available and dummysub[extra1] depends on proxy1[extra1], we can conclude that dummysub[extra1] and dummy[extra2] are incompatible.
+      ╰─▶ Because proxy1[extra1]==0.1.0 depends on anyio==4.1.0 and proxy1[extra2]==0.1.0 depends on anyio==4.2.0, we can conclude that proxy1[extra1]==0.1.0 and proxy1[extra2]==0.1.0 are incompatible.
+          And because only proxy1[extra1]==0.1.0 is available and dummysub[extra1] depends on proxy1[extra1], we can conclude that dummysub[extra1] and proxy1[extra2]==0.1.0 are incompatible.
+          And because only proxy1[extra2]==0.1.0 is available and dummy[extra2] depends on proxy1[extra2], we can conclude that dummy[extra2] and dummysub[extra1] are incompatible.
           And because your workspace requires dummy[extra2] and dummysub[extra1], we can conclude that your workspace's requirements are unsatisfiable.
     "###);
 
@@ -1415,7 +1415,7 @@ fn group_basic() -> Result<()> {
 
     ----- stderr -----
       × No solution found when resolving dependencies:
-      ╰─▶ Because project:group2 depends on sortedcontainers==2.4.0 and project:group1 depends on sortedcontainers==2.3.0, we can conclude that project:group1 and project:group2 are incompatible.
+      ╰─▶ Because project:group1 depends on sortedcontainers==2.3.0 and project:group2 depends on sortedcontainers==2.4.0, we can conclude that project:group1 and project:group2 are incompatible.
           And because your project requires project:group1 and project:group2, we can conclude that your project's requirements are unsatisfiable.
     "###);
 
@@ -1793,7 +1793,7 @@ fn mixed() -> Result<()> {
 
     ----- stderr -----
       × No solution found when resolving dependencies:
-      ╰─▶ Because project:group1 depends on sortedcontainers==2.3.0 and project[extra1] depends on sortedcontainers==2.4.0, we can conclude that project[extra1] and project:group1 are incompatible.
+      ╰─▶ Because project[extra1] depends on sortedcontainers==2.4.0 and project:group1 depends on sortedcontainers==2.3.0, we can conclude that project:group1 and project[extra1] are incompatible.
           And because your project requires project[extra1] and project:group1, we can conclude that your project's requirements are unsatisfiable.
     "###);
 
diff --git a/crates/uv/tests/it/lock_scenarios.rs b/crates/uv/tests/it/lock_scenarios.rs
index febac6b07a09..4ac688b7f457 100644
--- a/crates/uv/tests/it/lock_scenarios.rs
+++ b/crates/uv/tests/it/lock_scenarios.rs
@@ -588,7 +588,7 @@ fn conflict_in_fork() -> Result<()> {
       × No solution found when resolving dependencies for split (sys_platform == 'darwin'):
       ╰─▶ Because only package-b==1.0.0 is available and package-b==1.0.0 depends on package-d==1, we can conclude that all versions of package-b depend on package-d==1.
           And because package-c==1.0.0 depends on package-d==2 and only package-c==1.0.0 is available, we can conclude that all versions of package-b and all versions of package-c are incompatible.
-          And because package-a{sys_platform == 'darwin'}==1.0.0 depends on package-b and package-c, we can conclude that package-a{sys_platform == 'darwin'}==1.0.0 cannot be used.
+          And because package-a==1.0.0 depends on package-b and package-c, we can conclude that package-a==1.0.0 cannot be used.
           And because only the following versions of package-a{sys_platform == 'darwin'} are available:
               package-a{sys_platform == 'darwin'}==1.0.0
               package-a{sys_platform == 'darwin'}>2
@@ -2940,7 +2940,7 @@ fn fork_non_local_fork_marker_direct() -> Result<()> {
 
     ----- stderr -----
       × No solution found when resolving dependencies:
-      ╰─▶ Because package-a{sys_platform == 'linux'}==1.0.0 depends on package-c<2.0.0 and package-b{sys_platform == 'darwin'}==1.0.0 depends on package-c>=2.0.0, we can conclude that package-a{sys_platform == 'linux'}==1.0.0 and package-b{sys_platform == 'darwin'}==1.0.0 are incompatible.
+      ╰─▶ Because package-b==1.0.0 depends on package-c>=2.0.0 and package-a==1.0.0 depends on package-c<2.0.0, we can conclude that package-a==1.0.0 and package-b==1.0.0 are incompatible.
           And because your project depends on package-a{sys_platform == 'linux'}==1.0.0 and package-b{sys_platform == 'darwin'}==1.0.0, we can conclude that your project's requirements are unsatisfiable.
     "###
     );
@@ -3015,8 +3015,10 @@ fn fork_non_local_fork_marker_transitive() -> Result<()> {
       ╰─▶ Because package-a==1.0.0 depends on package-c{sys_platform == 'linux'}<2.0.0 and only the following versions of package-c{sys_platform == 'linux'} are available:
               package-c{sys_platform == 'linux'}==1.0.0
               package-c{sys_platform == 'linux'}>2.0.0
-          we can conclude that package-a==1.0.0 depends on package-c{sys_platform == 'linux'}==1.0.0.
-          And because only package-c{sys_platform == 'darwin'}<=2.0.0 is available and package-b==1.0.0 depends on package-c{sys_platform == 'darwin'}>=2.0.0, we can conclude that package-a==1.0.0 and package-b==1.0.0 are incompatible.
+          we can conclude that package-a==1.0.0 depends on package-c{sys_platform == 'linux'}==1.0.0. (1)
+
+          Because only package-c{sys_platform == 'darwin'}<=2.0.0 is available and package-b==1.0.0 depends on package-c{sys_platform == 'darwin'}>=2.0.0, we can conclude that package-b==1.0.0 depends on package-c==2.0.0.
+          And because we know from (1) that package-a==1.0.0 depends on package-c{sys_platform == 'linux'}==1.0.0, we can conclude that package-a==1.0.0 and package-b==1.0.0 are incompatible.
           And because your project depends on package-a==1.0.0 and package-b==1.0.0, we can conclude that your project's requirements are unsatisfiable.
     "###
     );
diff --git a/crates/uv/tests/it/pip_compile.rs b/crates/uv/tests/it/pip_compile.rs
index 87a3264068f3..0d997d65e98e 100644
--- a/crates/uv/tests/it/pip_compile.rs
+++ b/crates/uv/tests/it/pip_compile.rs
@@ -13622,9 +13622,9 @@ fn unsupported_requires_python_dynamic_metadata() -> Result<()> {
 
     ----- stderr -----
       × No solution found when resolving dependencies for split (python_full_version >= '3.10'):
-      ╰─▶ Because source-distribution{python_full_version >= '3.10'}==0.0.3 requires Python >=3.10 and you require source-distribution{python_full_version >= '3.10'}==0.0.3, we can conclude that your requirements are unsatisfiable.
+      ╰─▶ Because source-distribution==0.0.3 requires Python >=3.10 and you require source-distribution{python_full_version >= '3.10'}==0.0.3, we can conclude that your requirements are unsatisfiable.
 
-          hint: The source distribution for `source-distribution{python_full_version >= '3.10'}` (v0.0.3) does not include static metadata. Generating metadata for this package requires Python >=3.10, but Python 3.8.[X] is installed.
+          hint: The source distribution for `source-distribution` (v0.0.3) does not include static metadata. Generating metadata for this package requires Python >=3.10, but Python 3.8.[X] is installed.
     "###);
 
     Ok(())
diff --git a/crates/uv/tests/it/pip_install.rs b/crates/uv/tests/it/pip_install.rs
index 789ce3835e4d..93d410560a9c 100644
--- a/crates/uv/tests/it/pip_install.rs
+++ b/crates/uv/tests/it/pip_install.rs
@@ -6340,6 +6340,148 @@ fn require_hashes_override() -> Result<()> {
     Ok(())
 }
 
+/// Provide valid hashes for all dependencies with `--require-hashes` with accompanying markers.
+/// Critically, one package (`requests`) depends on another (`urllib3`).
+#[test]
+fn require_hashes_marker() -> Result<()> {
+    static EXCLUDE_NEWER: &str = "2025-01-01T00:00:00Z";
+
+    let context = TestContext::new("3.12");
+
+    // Write to a requirements file.
+    let requirements_txt = context.temp_dir.child("requirements.txt");
+    requirements_txt.write_str(indoc::indoc! {r"
+        certifi==2024.12.14 ; python_version >= '3.8' \
+            --hash=sha256:1275f7a45be9464efc1173084eaa30f866fe2e47d389406136d332ed4967ec56 \
+            --hash=sha256:b650d30f370c2b724812bee08008be0c4163b163ddaec3f2546c1caf65f191db
+        charset-normalizer==3.4.1 ; python_version >= '3.8' \
+            --hash=sha256:0167ddc8ab6508fe81860a57dd472b2ef4060e8d378f0cc555707126830f2537 \
+            --hash=sha256:01732659ba9b5b873fc117534143e4feefecf3b2078b0a6a2e925271bb6f4cfa \
+            --hash=sha256:01ad647cdd609225c5350561d084b42ddf732f4eeefe6e678765636791e78b9a \
+            --hash=sha256:04432ad9479fa40ec0f387795ddad4437a2b50417c69fa275e212933519ff294 \
+            --hash=sha256:0907f11d019260cdc3f94fbdb23ff9125f6b5d1039b76003b5b0ac9d6a6c9d5b \
+            --hash=sha256:0924e81d3d5e70f8126529951dac65c1010cdf117bb75eb02dd12339b57749dd \
+            --hash=sha256:09b26ae6b1abf0d27570633b2b078a2a20419c99d66fb2823173d73f188ce601 \
+            --hash=sha256:09b5e6733cbd160dcc09589227187e242a30a49ca5cefa5a7edd3f9d19ed53fd \
+            --hash=sha256:0af291f4fe114be0280cdd29d533696a77b5b49cfde5467176ecab32353395c4 \
+            --hash=sha256:0f55e69f030f7163dffe9fd0752b32f070566451afe180f99dbeeb81f511ad8d \
+            --hash=sha256:1a2bc9f351a75ef49d664206d51f8e5ede9da246602dc2d2726837620ea034b2 \
+            --hash=sha256:22e14b5d70560b8dd51ec22863f370d1e595ac3d024cb8ad7d308b4cd95f8313 \
+            --hash=sha256:234ac59ea147c59ee4da87a0c0f098e9c8d169f4dc2a159ef720f1a61bbe27cd \
+            --hash=sha256:2369eea1ee4a7610a860d88f268eb39b95cb588acd7235e02fd5a5601773d4fa \
+            --hash=sha256:237bdbe6159cff53b4f24f397d43c6336c6b0b42affbe857970cefbb620911c8 \
+            --hash=sha256:28bf57629c75e810b6ae989f03c0828d64d6b26a5e205535585f96093e405ed1 \
+            --hash=sha256:2967f74ad52c3b98de4c3b32e1a44e32975e008a9cd2a8cc8966d6a5218c5cb2 \
+            --hash=sha256:2a75d49014d118e4198bcee5ee0a6f25856b29b12dbf7cd012791f8a6cc5c496 \
+            --hash=sha256:2bdfe3ac2e1bbe5b59a1a63721eb3b95fc9b6817ae4a46debbb4e11f6232428d \
+            --hash=sha256:2d074908e1aecee37a7635990b2c6d504cd4766c7bc9fc86d63f9c09af3fa11b \
+            --hash=sha256:2fb9bd477fdea8684f78791a6de97a953c51831ee2981f8e4f583ff3b9d9687e \
+            --hash=sha256:311f30128d7d333eebd7896965bfcfbd0065f1716ec92bd5638d7748eb6f936a \
+            --hash=sha256:329ce159e82018d646c7ac45b01a430369d526569ec08516081727a20e9e4af4 \
+            --hash=sha256:345b0426edd4e18138d6528aed636de7a9ed169b4aaf9d61a8c19e39d26838ca \
+            --hash=sha256:363e2f92b0f0174b2f8238240a1a30142e3db7b957a5dd5689b0e75fb717cc78 \
+            --hash=sha256:3a3bd0dcd373514dcec91c411ddb9632c0d7d92aed7093b8c3bbb6d69ca74408 \
+            --hash=sha256:3bed14e9c89dcb10e8f3a29f9ccac4955aebe93c71ae803af79265c9ca5644c5 \
+            --hash=sha256:44251f18cd68a75b56585dd00dae26183e102cd5e0f9f1466e6df5da2ed64ea3 \
+            --hash=sha256:44ecbf16649486d4aebafeaa7ec4c9fed8b88101f4dd612dcaf65d5e815f837f \
+            --hash=sha256:4532bff1b8421fd0a320463030c7520f56a79c9024a4e88f01c537316019005a \
+            --hash=sha256:49402233c892a461407c512a19435d1ce275543138294f7ef013f0b63d5d3765 \
+            --hash=sha256:4c0907b1928a36d5a998d72d64d8eaa7244989f7aaaf947500d3a800c83a3fd6 \
+            --hash=sha256:4d86f7aff21ee58f26dcf5ae81a9addbd914115cdebcbb2217e4f0ed8982e146 \
+            --hash=sha256:5777ee0881f9499ed0f71cc82cf873d9a0ca8af166dfa0af8ec4e675b7df48e6 \
+            --hash=sha256:5df196eb874dae23dcfb968c83d4f8fdccb333330fe1fc278ac5ceeb101003a9 \
+            --hash=sha256:619a609aa74ae43d90ed2e89bdd784765de0a25ca761b93e196d938b8fd1dbbd \
+            --hash=sha256:6e27f48bcd0957c6d4cb9d6fa6b61d192d0b13d5ef563e5f2ae35feafc0d179c \
+            --hash=sha256:6ff8a4a60c227ad87030d76e99cd1698345d4491638dfa6673027c48b3cd395f \
+            --hash=sha256:73d94b58ec7fecbc7366247d3b0b10a21681004153238750bb67bd9012414545 \
+            --hash=sha256:7461baadb4dc00fd9e0acbe254e3d7d2112e7f92ced2adc96e54ef6501c5f176 \
+            --hash=sha256:75832c08354f595c760a804588b9357d34ec00ba1c940c15e31e96d902093770 \
+            --hash=sha256:7709f51f5f7c853f0fb938bcd3bc59cdfdc5203635ffd18bf354f6967ea0f824 \
+            --hash=sha256:78baa6d91634dfb69ec52a463534bc0df05dbd546209b79a3880a34487f4b84f \
+            --hash=sha256:7974a0b5ecd505609e3b19742b60cee7aa2aa2fb3151bc917e6e2646d7667dcf \
+            --hash=sha256:7a4f97a081603d2050bfaffdefa5b02a9ec823f8348a572e39032caa8404a487 \
+            --hash=sha256:7b1bef6280950ee6c177b326508f86cad7ad4dff12454483b51d8b7d673a2c5d \
+            --hash=sha256:7d053096f67cd1241601111b698f5cad775f97ab25d81567d3f59219b5f1adbd \
+            --hash=sha256:804a4d582ba6e5b747c625bf1255e6b1507465494a40a2130978bda7b932c90b \
+            --hash=sha256:807f52c1f798eef6cf26beb819eeb8819b1622ddfeef9d0977a8502d4db6d534 \
+            --hash=sha256:80ed5e856eb7f30115aaf94e4a08114ccc8813e6ed1b5efa74f9f82e8509858f \
+            --hash=sha256:8417cb1f36cc0bc7eaba8ccb0e04d55f0ee52df06df3ad55259b9a323555fc8b \
+            --hash=sha256:8436c508b408b82d87dc5f62496973a1805cd46727c34440b0d29d8a2f50a6c9 \
+            --hash=sha256:89149166622f4db9b4b6a449256291dc87a99ee53151c74cbd82a53c8c2f6ccd \
+            --hash=sha256:8bfa33f4f2672964266e940dd22a195989ba31669bd84629f05fab3ef4e2d125 \
+            --hash=sha256:8c60ca7339acd497a55b0ea5d506b2a2612afb2826560416f6894e8b5770d4a9 \
+            --hash=sha256:91b36a978b5ae0ee86c394f5a54d6ef44db1de0815eb43de826d41d21e4af3de \
+            --hash=sha256:955f8851919303c92343d2f66165294848d57e9bba6cf6e3625485a70a038d11 \
+            --hash=sha256:97f68b8d6831127e4787ad15e6757232e14e12060bec17091b85eb1486b91d8d \
+            --hash=sha256:9b23ca7ef998bc739bf6ffc077c2116917eabcc901f88da1b9856b210ef63f35 \
+            --hash=sha256:9f0b8b1c6d84c8034a44893aba5e767bf9c7a211e313a9605d9c617d7083829f \
+            --hash=sha256:aabfa34badd18f1da5ec1bc2715cadc8dca465868a4e73a0173466b688f29dda \
+            --hash=sha256:ab36c8eb7e454e34e60eb55ca5d241a5d18b2c6244f6827a30e451c42410b5f7 \
+            --hash=sha256:b010a7a4fd316c3c484d482922d13044979e78d1861f0e0650423144c616a46a \
+            --hash=sha256:b1ac5992a838106edb89654e0aebfc24f5848ae2547d22c2c3f66454daa11971 \
+            --hash=sha256:b7b2d86dd06bfc2ade3312a83a5c364c7ec2e3498f8734282c6c3d4b07b346b8 \
+            --hash=sha256:b97e690a2118911e39b4042088092771b4ae3fc3aa86518f84b8cf6888dbdb41 \
+            --hash=sha256:bc2722592d8998c870fa4e290c2eec2c1569b87fe58618e67d38b4665dfa680d \
+            --hash=sha256:c0429126cf75e16c4f0ad00ee0eae4242dc652290f940152ca8c75c3a4b6ee8f \
+            --hash=sha256:c30197aa96e8eed02200a83fba2657b4c3acd0f0aa4bdc9f6c1af8e8962e0757 \
+            --hash=sha256:c4c3e6da02df6fa1410a7680bd3f63d4f710232d3139089536310d027950696a \
+            --hash=sha256:c75cb2a3e389853835e84a2d8fb2b81a10645b503eca9bcb98df6b5a43eb8886 \
+            --hash=sha256:c96836c97b1238e9c9e3fe90844c947d5afbf4f4c92762679acfe19927d81d77 \
+            --hash=sha256:d7f50a1f8c450f3925cb367d011448c39239bb3eb4117c36a6d354794de4ce76 \
+            --hash=sha256:d973f03c0cb71c5ed99037b870f2be986c3c05e63622c017ea9816881d2dd247 \
+            --hash=sha256:d98b1668f06378c6dbefec3b92299716b931cd4e6061f3c875a71ced1780ab85 \
+            --hash=sha256:d9c3cdf5390dcd29aa8056d13e8e99526cda0305acc038b96b30352aff5ff2bb \
+            --hash=sha256:dad3e487649f498dd991eeb901125411559b22e8d7ab25d3aeb1af367df5efd7 \
+            --hash=sha256:dccbe65bd2f7f7ec22c4ff99ed56faa1e9f785482b9bbd7c717e26fd723a1d1e \
+            --hash=sha256:dd78cfcda14a1ef52584dbb008f7ac81c1328c0f58184bf9a84c49c605002da6 \
+            --hash=sha256:e218488cd232553829be0664c2292d3af2eeeb94b32bea483cf79ac6a694e037 \
+            --hash=sha256:e358e64305fe12299a08e08978f51fc21fac060dcfcddd95453eabe5b93ed0e1 \
+            --hash=sha256:ea0d8d539afa5eb2728aa1932a988a9a7af94f18582ffae4bc10b3fbdad0626e \
+            --hash=sha256:eab677309cdb30d047996b36d34caeda1dc91149e4fdca0b1a039b3f79d9a807 \
+            --hash=sha256:eb8178fe3dba6450a3e024e95ac49ed3400e506fd4e9e5c32d30adda88cbd407 \
+            --hash=sha256:ecddf25bee22fe4fe3737a399d0d177d72bc22be6913acfab364b40bce1ba83c \
+            --hash=sha256:eea6ee1db730b3483adf394ea72f808b6e18cf3cb6454b4d86e04fa8c4327a12 \
+            --hash=sha256:f08ff5e948271dc7e18a35641d2f11a4cd8dfd5634f55228b691e62b37125eb3 \
+            --hash=sha256:f30bf9fd9be89ecb2360c7d94a711f00c09b976258846efe40db3d05828e8089 \
+            --hash=sha256:fa88b843d6e211393a37219e6a1c1df99d35e8fd90446f1118f4216e307e48cd \
+            --hash=sha256:fc54db6c8593ef7d4b2a331b58653356cf04f67c960f584edb7c3d8c97e8f39e \
+            --hash=sha256:fd4ec41f914fa74ad1b8304bbc634b3de73d2a0889bd32076342a573e0779e00 \
+            --hash=sha256:ffc9202a29ab3920fa812879e95a9e78b2465fd10be7fcbd042899695d75e616
+        idna==3.10 ; python_version >= '3.8' \
+            --hash=sha256:12f65c9b470abda6dc35cf8e63cc574b1c52b11df2c86030af0ac09b01b13ea9 \
+            --hash=sha256:946d195a0d259cbba61165e88e65941f16e9b36ea6ddb97f00452bae8b1287d3
+        requests==2.32.3 ; python_version >= '3.8' \
+            --hash=sha256:55365417734eb18255590a9ff9eb97e9e1da868d4ccd6402399eaf68af20a760 \
+            --hash=sha256:70761cfe03c773ceb22aa2f671b4757976145175cdfca038c02654d061d6dcc6
+        urllib3==2.2.3 ; python_version >= '3.8' \
+            --hash=sha256:ca899ca043dcb1bafa3e262d73aa25c465bfb49e0bd9dd5d59f1d0acba2f8fac \
+            --hash=sha256:e7d814a81dad81e6caf2ec9fdedb284ecc9c73076b62654547cc64ccdcae26e9
+    "})?;
+
+    uv_snapshot!(context.pip_install()
+        .env(EnvVars::UV_EXCLUDE_NEWER, EXCLUDE_NEWER)
+        .arg("-r")
+        .arg("requirements.txt")
+        .arg("--require-hashes"), @r###"
+    success: true
+    exit_code: 0
+    ----- stdout -----
+
+    ----- stderr -----
+    Resolved 5 packages in [TIME]
+    Prepared 5 packages in [TIME]
+    Installed 5 packages in [TIME]
+     + certifi==2024.12.14
+     + charset-normalizer==3.4.1
+     + idna==3.10
+     + requests==2.32.3
+     + urllib3==2.2.3
+    "###
+    );
+
+    Ok(())
+}
+
 /// Provide valid hashes for all dependencies with `--require-hashes`.
 #[test]
 fn verify_hashes() -> Result<()> {
diff --git a/crates/uv/tests/it/pip_install_scenarios.rs b/crates/uv/tests/it/pip_install_scenarios.rs
index cd8882c870e7..4dce0c7337e2 100644
--- a/crates/uv/tests/it/pip_install_scenarios.rs
+++ b/crates/uv/tests/it/pip_install_scenarios.rs
@@ -836,8 +836,8 @@ fn extra_incompatible_with_extra() {
 
     ----- stderr -----
       × No solution found when resolving dependencies:
-      ╰─▶ Because only package-a[extra-c]==1.0.0 is available and package-a[extra-c]==1.0.0 depends on package-b==2.0.0, we can conclude that all versions of package-a[extra-c] depend on package-b==2.0.0.
-          And because package-a[extra-b]==1.0.0 depends on package-b==1.0.0 and only package-a[extra-b]==1.0.0 is available, we can conclude that all versions of package-a[extra-b] and all versions of package-a[extra-c] are incompatible.
+      ╰─▶ Because package-a[extra-b]==1.0.0 depends on package-b==1.0.0 and package-a[extra-c]==1.0.0 depends on package-b==2.0.0, we can conclude that package-a[extra-b]==1.0.0 and package-a[extra-c]==1.0.0 are incompatible.
+          And because only package-a[extra-c]==1.0.0 is available and only package-a[extra-b]==1.0.0 is available, we can conclude that all versions of package-a[extra-b] and all versions of package-a[extra-c] are incompatible.
           And because you require package-a[extra-b] and package-a[extra-c], we can conclude that your requirements are unsatisfiable.
     "###);
 
diff --git a/crates/uv/tests/it/snapshots/it__ecosystem__transformers-lock-file.snap b/crates/uv/tests/it/snapshots/it__ecosystem__transformers-lock-file.snap
index 67d4e4fe2bf2..c0b0a9ba8d5b 100644
--- a/crates/uv/tests/it/snapshots/it__ecosystem__transformers-lock-file.snap
+++ b/crates/uv/tests/it/snapshots/it__ecosystem__transformers-lock-file.snap
@@ -770,69 +770,26 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/da/ce/43f77dc8e7bbad02a9f88d07bf794eaf68359df756a28bb9f2f78e255bb1/dash_table-5.0.0-py3-none-any.whl", hash = "sha256:19036fa352bb1c11baf38068ec62d172f0515f73ca3276c79dee49b95ddc16c9", size = 3912 },
 ]
 
-[[package]]
-name = "datasets"
-version = "2.14.4"
-source = { registry = "https://pypi.org/simple" }
-resolution-markers = [
-    "python_full_version >= '3.13' and sys_platform == 'darwin'",
-    "python_full_version == '3.12.*' and sys_platform == 'darwin'",
-    "python_full_version == '3.12.*' and platform_machine == 'aarch64' and sys_platform == 'linux'",
-    "(python_full_version == '3.12.*' and platform_machine != 'aarch64' and sys_platform == 'linux') or (python_full_version == '3.12.*' and sys_platform != 'darwin' and sys_platform != 'linux')",
-    "python_full_version == '3.11.*' and sys_platform == 'darwin'",
-    "python_full_version == '3.11.*' and platform_machine == 'aarch64' and sys_platform == 'linux'",
-    "(python_full_version == '3.11.*' and platform_machine != 'aarch64' and sys_platform == 'linux') or (python_full_version == '3.11.*' and sys_platform != 'darwin' and sys_platform != 'linux')",
-    "python_full_version == '3.10.*' and sys_platform == 'darwin'",
-    "python_full_version == '3.10.*' and platform_machine == 'aarch64' and sys_platform == 'linux'",
-    "(python_full_version == '3.10.*' and platform_machine != 'aarch64' and sys_platform == 'linux') or (python_full_version == '3.10.*' and sys_platform != 'darwin' and sys_platform != 'linux')",
-    "python_full_version < '3.10' and platform_machine == 'arm64' and sys_platform == 'darwin'",
-    "python_full_version < '3.10' and platform_machine == 'aarch64' and sys_platform == 'linux'",
-    "(python_full_version < '3.10' and platform_machine != 'arm64' and sys_platform == 'darwin') or (python_full_version < '3.10' and platform_machine != 'aarch64' and sys_platform == 'linux') or (python_full_version < '3.10' and sys_platform != 'darwin' and sys_platform != 'linux')",
-]
-dependencies = [
-    { name = "aiohttp", marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "dill", marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "fsspec", version = "2024.6.1", source = { registry = "https://pypi.org/simple" }, extra = ["http"], marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "huggingface-hub", marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "multiprocess", marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "numpy", marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "packaging", marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "pandas", marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "pyarrow", marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "pyyaml", marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "requests", marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "tqdm", marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "xxhash", marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-]
-sdist = { url = "https://files.pythonhosted.org/packages/1d/69/8cc725b5d38968fd118e4ce56a483b16e75b7793854c1a392ec4a34eeb31/datasets-2.14.4.tar.gz", hash = "sha256:ef29c2b5841de488cd343cfc26ab979bff77efa4d2285af51f1ad7db5c46a83b", size = 2178719 }
-wheels = [
-    { url = "https://files.pythonhosted.org/packages/66/f8/38298237d18d4b6a8ee5dfe390e97bed5adb8e01ec6f9680c0ddf3066728/datasets-2.14.4-py3-none-any.whl", hash = "sha256:29336bd316a7d827ccd4da2236596279b20ca2ac78f64c04c9483da7cbc2459b", size = 519335 },
-]
-
 [[package]]
 name = "datasets"
 version = "2.20.0"
 source = { registry = "https://pypi.org/simple" }
-resolution-markers = [
-    "python_full_version >= '3.13' and platform_machine == 'aarch64' and sys_platform == 'linux'",
-    "(python_full_version >= '3.13' and platform_machine != 'aarch64' and sys_platform == 'linux') or (python_full_version >= '3.13' and sys_platform != 'darwin' and sys_platform != 'linux')",
-]
 dependencies = [
-    { name = "aiohttp", marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "dill", marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "filelock", marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "fsspec", version = "2024.5.0", source = { registry = "https://pypi.org/simple" }, extra = ["http"], marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "huggingface-hub", marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "multiprocess", marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "numpy", marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "packaging", marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "pandas", marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "pyarrow", marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "pyarrow-hotfix", marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "pyyaml", marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "requests", marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "tqdm", marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "xxhash", marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
+    { name = "aiohttp" },
+    { name = "dill" },
+    { name = "filelock" },
+    { name = "fsspec", extra = ["http"] },
+    { name = "huggingface-hub" },
+    { name = "multiprocess" },
+    { name = "numpy" },
+    { name = "packaging" },
+    { name = "pandas" },
+    { name = "pyarrow" },
+    { name = "pyarrow-hotfix" },
+    { name = "pyyaml" },
+    { name = "requests" },
+    { name = "tqdm" },
+    { name = "xxhash" },
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/d5/59/b94bfb5f6225c4c931cd516390b3f006e232a036a48337f72889c6c9ab27/datasets-2.20.0.tar.gz", hash = "sha256:3c4dbcd27e0f642b9d41d20ff2efa721a5e04b32b2ca4009e0fc9139e324553f", size = 2225757 }
 wheels = [
@@ -945,7 +902,7 @@ wheels = [
 
 [package.optional-dependencies]
 epath = [
-    { name = "fsspec", version = "2024.6.1", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.10'" },
+    { name = "fsspec", marker = "python_full_version < '3.10'" },
     { name = "importlib-resources", marker = "python_full_version < '3.10'" },
     { name = "typing-extensions", marker = "python_full_version < '3.10'" },
     { name = "zipp", marker = "python_full_version < '3.10'" },
@@ -970,7 +927,7 @@ wheels = [
 
 [package.optional-dependencies]
 epath = [
-    { name = "fsspec", version = "2024.6.1", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version == '3.10.*'" },
+    { name = "fsspec", marker = "python_full_version == '3.10.*'" },
     { name = "importlib-resources", marker = "python_full_version == '3.10.*'" },
     { name = "typing-extensions", marker = "python_full_version == '3.10.*'" },
     { name = "zipp", marker = "python_full_version == '3.10.*'" },
@@ -1001,8 +958,7 @@ wheels = [
 
 [package.optional-dependencies]
 epath = [
-    { name = "fsspec", version = "2024.5.0", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "fsspec", version = "2024.6.1", source = { registry = "https://pypi.org/simple" }, marker = "(python_full_version >= '3.11' and python_full_version < '3.13') or (python_full_version >= '3.11' and sys_platform == 'darwin')" },
+    { name = "fsspec", marker = "python_full_version >= '3.11'" },
     { name = "importlib-resources", marker = "python_full_version >= '3.11'" },
     { name = "typing-extensions", marker = "python_full_version >= '3.11'" },
     { name = "zipp", marker = "python_full_version >= '3.11'" },
@@ -1016,11 +972,9 @@ name = "evaluate"
 version = "0.4.2"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
-    { name = "datasets", version = "2.14.4", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "datasets", version = "2.20.0", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
+    { name = "datasets" },
     { name = "dill" },
-    { name = "fsspec", version = "2024.5.0", source = { registry = "https://pypi.org/simple" }, extra = ["http"], marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "fsspec", version = "2024.6.1", source = { registry = "https://pypi.org/simple" }, extra = ["http"], marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
+    { name = "fsspec", extra = ["http"] },
     { name = "huggingface-hub" },
     { name = "multiprocess" },
     { name = "numpy" },
@@ -1246,10 +1200,6 @@ wheels = [
 name = "fsspec"
 version = "2024.5.0"
 source = { registry = "https://pypi.org/simple" }
-resolution-markers = [
-    "python_full_version >= '3.13' and platform_machine == 'aarch64' and sys_platform == 'linux'",
-    "(python_full_version >= '3.13' and platform_machine != 'aarch64' and sys_platform == 'linux') or (python_full_version >= '3.13' and sys_platform != 'darwin' and sys_platform != 'linux')",
-]
 sdist = { url = "https://files.pythonhosted.org/packages/71/28/cbf337fddd6f22686b7c2639b80e006accd904db152fe333fd98f4cd8d1e/fsspec-2024.5.0.tar.gz", hash = "sha256:1d021b0b0f933e3b3029ed808eb400c08ba101ca2de4b3483fbc9ca23fcee94a", size = 400066 }
 wheels = [
     { url = "https://files.pythonhosted.org/packages/ba/a3/16e9fe32187e9c8bc7f9b7bcd9728529faa725231a0c96f2f98714ff2fc5/fsspec-2024.5.0-py3-none-any.whl", hash = "sha256:e0fdbc446d67e182f49a70b82cf7889028a63588fde6b222521f10937b2b670c", size = 316106 },
@@ -1257,36 +1207,7 @@ wheels = [
 
 [package.optional-dependencies]
 http = [
-    { name = "aiohttp", marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-]
-
-[[package]]
-name = "fsspec"
-version = "2024.6.1"
-source = { registry = "https://pypi.org/simple" }
-resolution-markers = [
-    "python_full_version >= '3.13' and sys_platform == 'darwin'",
-    "python_full_version == '3.12.*' and sys_platform == 'darwin'",
-    "python_full_version == '3.12.*' and platform_machine == 'aarch64' and sys_platform == 'linux'",
-    "(python_full_version == '3.12.*' and platform_machine != 'aarch64' and sys_platform == 'linux') or (python_full_version == '3.12.*' and sys_platform != 'darwin' and sys_platform != 'linux')",
-    "python_full_version == '3.11.*' and sys_platform == 'darwin'",
-    "python_full_version == '3.11.*' and platform_machine == 'aarch64' and sys_platform == 'linux'",
-    "(python_full_version == '3.11.*' and platform_machine != 'aarch64' and sys_platform == 'linux') or (python_full_version == '3.11.*' and sys_platform != 'darwin' and sys_platform != 'linux')",
-    "python_full_version == '3.10.*' and sys_platform == 'darwin'",
-    "python_full_version == '3.10.*' and platform_machine == 'aarch64' and sys_platform == 'linux'",
-    "(python_full_version == '3.10.*' and platform_machine != 'aarch64' and sys_platform == 'linux') or (python_full_version == '3.10.*' and sys_platform != 'darwin' and sys_platform != 'linux')",
-    "python_full_version < '3.10' and platform_machine == 'arm64' and sys_platform == 'darwin'",
-    "python_full_version < '3.10' and platform_machine == 'aarch64' and sys_platform == 'linux'",
-    "(python_full_version < '3.10' and platform_machine != 'arm64' and sys_platform == 'darwin') or (python_full_version < '3.10' and platform_machine != 'aarch64' and sys_platform == 'linux') or (python_full_version < '3.10' and sys_platform != 'darwin' and sys_platform != 'linux')",
-]
-sdist = { url = "https://files.pythonhosted.org/packages/90/b6/eba5024a9889fcfff396db543a34bef0ab9d002278f163129f9f01005960/fsspec-2024.6.1.tar.gz", hash = "sha256:fad7d7e209dd4c1208e3bbfda706620e0da5142bebbd9c384afb95b07e798e49", size = 284584 }
-wheels = [
-    { url = "https://files.pythonhosted.org/packages/5e/44/73bea497ac69bafde2ee4269292fa3b41f1198f4bb7bbaaabde30ad29d4a/fsspec-2024.6.1-py3-none-any.whl", hash = "sha256:3cb443f8bcd2efb31295a5b9fdb02aee81d8452c80d28f97a6d0959e6cee101e", size = 177561 },
-]
-
-[package.optional-dependencies]
-http = [
-    { name = "aiohttp", marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
+    { name = "aiohttp" },
 ]
 
 [[package]]
@@ -1565,8 +1486,7 @@ version = "0.24.5"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "filelock" },
-    { name = "fsspec", version = "2024.5.0", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "fsspec", version = "2024.6.1", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
+    { name = "fsspec" },
     { name = "packaging" },
     { name = "pyyaml" },
     { name = "requests" },
@@ -3572,8 +3492,7 @@ wheels = [
 
 [package.optional-dependencies]
 tune = [
-    { name = "fsspec", version = "2024.5.0", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "fsspec", version = "2024.6.1", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
+    { name = "fsspec" },
     { name = "pandas" },
     { name = "pyarrow" },
     { name = "requests" },
@@ -4933,8 +4852,7 @@ version = "2.4.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "filelock" },
-    { name = "fsspec", version = "2024.5.0", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
-    { name = "fsspec", version = "2024.6.1", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
+    { name = "fsspec" },
     { name = "jinja2" },
     { name = "networkx", version = "3.2.1", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.10'" },
     { name = "networkx", version = "3.3", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.10'" },
@@ -5074,8 +4992,7 @@ accelerate = [
 ]
 agents = [
     { name = "accelerate" },
-    { name = "datasets", version = "2.14.4", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "datasets", version = "2.20.0", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
+    { name = "datasets" },
     { name = "diffusers" },
     { name = "opencv-python" },
     { name = "pillow" },
@@ -5129,8 +5046,7 @@ deepspeed-testing = [
     { name = "accelerate" },
     { name = "beautifulsoup4" },
     { name = "cookiecutter" },
-    { name = "datasets", version = "2.14.4", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "datasets", version = "2.20.0", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
+    { name = "datasets" },
     { name = "deepspeed" },
     { name = "dill" },
     { name = "evaluate" },
@@ -5161,8 +5077,7 @@ dev-dependencies = [
     { name = "beautifulsoup4" },
     { name = "codecarbon" },
     { name = "cookiecutter" },
-    { name = "datasets", version = "2.14.4", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "datasets", version = "2.20.0", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
+    { name = "datasets" },
     { name = "decord" },
     { name = "dill" },
     { name = "evaluate" },
@@ -5300,8 +5215,7 @@ optuna = [
     { name = "optuna" },
 ]
 quality = [
-    { name = "datasets", version = "2.14.4", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "datasets", version = "2.20.0", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
+    { name = "datasets" },
     { name = "gitpython" },
     { name = "hf-doc-builder" },
     { name = "isort" },
@@ -5312,8 +5226,7 @@ ray = [
     { name = "ray", extra = ["tune"] },
 ]
 retrieval = [
-    { name = "datasets", version = "2.14.4", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version < '3.13' or sys_platform == 'darwin'" },
-    { name = "datasets", version = "2.20.0", source = { registry = "https://pypi.org/simple" }, marker = "python_full_version >= '3.13' and sys_platform != 'darwin'" },
+    { name = "datasets" },
     { name = "faiss-cpu" },
 ]
 sagemaker = [
diff --git a/crates/uv/tests/it/snapshots/it__ecosystem__transformers-uv-lock-output.snap b/crates/uv/tests/it/snapshots/it__ecosystem__transformers-uv-lock-output.snap
index f1a57fbd8613..a3408eda5ba2 100644
--- a/crates/uv/tests/it/snapshots/it__ecosystem__transformers-uv-lock-output.snap
+++ b/crates/uv/tests/it/snapshots/it__ecosystem__transformers-uv-lock-output.snap
@@ -7,4 +7,4 @@ exit_code: 0
 ----- stdout -----
 
 ----- stderr -----
-Resolved 288 packages in [TIME]
+Resolved 286 packages in [TIME]