diff --git a/crates/sharecli-fuse/build.rs b/crates/sharecli-fuse/build.rs
index d6a6262d..f70af62d 100644
--- a/crates/sharecli-fuse/build.rs
+++ b/crates/sharecli-fuse/build.rs
@@ -1,7 +1,9 @@
 fn main() {
     #[cfg(target_os = "macos")]
     {
-        println!("cargo:rustc-link-search=framework=/Library/Filesystems/macfuse.fs/Contents/Frameworks");
+        println!(
+            "cargo:rustc-link-search=framework=/Library/Filesystems/macfuse.fs/Contents/Frameworks"
+        );
         println!("cargo:rustc-link-lib=framework=MFMount");
     }
 }
diff --git a/crates/sharecli-fuse/src/backend.rs b/crates/sharecli-fuse/src/backend.rs
index c7fd7573..504bb021 100644
--- a/crates/sharecli-fuse/src/backend.rs
+++ b/crates/sharecli-fuse/src/backend.rs
@@ -65,12 +65,11 @@ pub(crate) fn runtime_diagnostics() -> String {
                 }
             })
             .unwrap_or_else(|error| format!("kext=unavailable ({error})"));
-        let version = std::fs::read_to_string(
-            "/Library/Filesystems/macfuse.fs/Contents/version.plist",
-        )
-        .ok()
-        .and_then(|contents| parse_bundle_version(&contents))
-        .unwrap_or_else(|| "unknown".to_string());
+        let version =
+            std::fs::read_to_string("/Library/Filesystems/macfuse.fs/Contents/version.plist")
+                .ok()
+                .and_then(|contents| parse_bundle_version(&contents))
+                .unwrap_or_else(|| "unknown".to_string());
         let fskit = Command::new("launchctl")
             .arg("list")
             .output()
diff --git a/crates/sharecli-fuse/src/bin/mfmount-probe.rs b/crates/sharecli-fuse/src/bin/mfmount-probe.rs
index fb473722..11fea5f2 100644
--- a/crates/sharecli-fuse/src/bin/mfmount-probe.rs
+++ b/crates/sharecli-fuse/src/bin/mfmount-probe.rs
@@ -49,10 +49,7 @@ mod macos {
         }
         let result = unsafe { MFMount(channel, mountpoint_c.as_ptr(), options.as_ptr(), true) };
         let errno = io::Error::last_os_error();
-        eprintln!(
-            "mfmount-probe: result={result:?} ({}), errno={errno}",
-            result_code(result)
-        );
+        eprintln!("mfmount-probe: result={result:?} ({}), errno={errno}", result_code(result));
         unsafe {
             let _ = MFChannelClose(channel);
             MFRelease(channel);
@@ -70,7 +67,9 @@ mod macos {
             MountResult::UnsupportedOs => "unsupported-os",
             MountResult::HelperToolsInstallationFailed => "helper-tools-installation-failed",
             MountResult::FileSystemExtensionNotFound => "filesystem-extension-not-found",
-            MountResult::FileSystemExtensionRequiresApproval => "filesystem-extension-requires-approval",
+            MountResult::FileSystemExtensionRequiresApproval => {
+                "filesystem-extension-requires-approval"
+            }
             MountResult::UnexpectedFailure => "unexpected-failure",
         }
     }
diff --git a/crates/sharecli-fuse/src/lib.rs b/crates/sharecli-fuse/src/lib.rs
index 541621c8..35437acc 100644
--- a/crates/sharecli-fuse/src/lib.rs
+++ b/crates/sharecli-fuse/src/lib.rs
@@ -1011,10 +1011,18 @@ mod platform {
                     }
                 },
                 FuseBackend::Fskit => attempt(Some(FuseBackend::Fskit)).map_err(|err| {
-                    anyhow::anyhow!("FSKit backend mount failed at {}: {err}; {}", mountpoint.display(), crate::backend::runtime_diagnostics())
+                    anyhow::anyhow!(
+                        "FSKit backend mount failed at {}: {err}; {}",
+                        mountpoint.display(),
+                        crate::backend::runtime_diagnostics()
+                    )
                 }),
                 FuseBackend::Unavailable => attempt(None).map_err(|err| {
-                    anyhow::anyhow!("FUSE backend unavailable; mount failed at {}: {err}; {}", mountpoint.display(), crate::backend::runtime_diagnostics())
+                    anyhow::anyhow!(
+                        "FUSE backend unavailable; mount failed at {}: {err}; {}",
+                        mountpoint.display(),
+                        crate::backend::runtime_diagnostics()
+                    )
                 }),
             }?;
             Ok(())
diff --git a/crates/sharecli-fuse/src/session_registry.rs b/crates/sharecli-fuse/src/session_registry.rs
index 13fb741f..e6dd926f 100644
--- a/crates/sharecli-fuse/src/session_registry.rs
+++ b/crates/sharecli-fuse/src/session_registry.rs
@@ -643,7 +643,10 @@ mod default_mount_options_tests {
     #[test]
     fn macos_smoke_config_avoids_unsupported_backend_options() {
         let kernel = smoke_fuser_config_for_backend(Some(FuseBackend::Kernel));
-        assert!(!kernel.mount_options.iter().any(|option| matches!(option, MountOption::CUSTOM(_))));
+        assert!(!kernel
+            .mount_options
+            .iter()
+            .any(|option| matches!(option, MountOption::CUSTOM(_))));
         let fskit = smoke_fuser_config_for_backend(Some(FuseBackend::Fskit));
         assert!(!fskit.mount_options.iter().any(|option| matches!(option, MountOption::CUSTOM(_))));
     }
diff --git a/crates/sharecli-ipc/src/handler.rs b/crates/sharecli-ipc/src/handler.rs
index ef384786..e1f7c840 100644
--- a/crates/sharecli-ipc/src/handler.rs
+++ b/crates/sharecli-ipc/src/handler.rs
@@ -552,10 +552,8 @@ fn read_pid_cmdline(pid: u32) -> Result<Vec<String>> {
 /// Linux: read `/proc/<pid>/cmdline`, split on NUL, drop trailing empty.
 fn read_cmdline_from_proc_path(path: &std::path::Path) -> Result<Vec<String>> {
     let mut bytes = Vec::new();
-    let mut file = fs::File::open(path)
-        .with_context(|| format!("open {}", path.display()))?;
-    file.read_to_end(&mut bytes)
-        .with_context(|| format!("read {}", path.display()))?;
+    let mut file = fs::File::open(path).with_context(|| format!("open {}", path.display()))?;
+    file.read_to_end(&mut bytes).with_context(|| format!("read {}", path.display()))?;
 
     // `/proc/.../cmdline` ends with a trailing NUL; split_and_drop leaves
     // one empty trailing token, which we discard.
diff --git a/crates/sharecli-ipc/src/log_buffer.rs b/crates/sharecli-ipc/src/log_buffer.rs
index 0cf7b1f9..96585d77 100644
--- a/crates/sharecli-ipc/src/log_buffer.rs
+++ b/crates/sharecli-ipc/src/log_buffer.rs
@@ -96,12 +96,8 @@ impl LogBuffer {
         let cap = max.min(CAPACITY);
         let inner = self.inner.lock().expect("log buffer poisoned");
         let last_id = inner.last_id;
-        let mut out: Vec<LogEntry> = inner
-            .entries
-            .iter()
-            .filter(|e| e.id > since_id)
-            .cloned()
-            .collect();
+        let mut out: Vec<LogEntry> =
+            inner.entries.iter().filter(|e| e.id > since_id).cloned().collect();
         if out.len() > cap {
             out.truncate(cap);
         }
@@ -192,11 +188,7 @@ where
         let subsystem = subsystem_for(event.metadata().module_path().unwrap_or("core"));
         let mut visitor = MsgVisitor { msg: String::new() };
         event.record(&mut visitor);
-        let msg = if visitor.msg.is_empty() {
-            String::new()
-        } else {
-            visitor.msg
-        };
+        let msg = if visitor.msg.is_empty() { String::new() } else { visitor.msg };
         global().push(level, subsystem, msg);
     }
 }
@@ -270,4 +262,4 @@ mod tests {
         let b = global();
         assert!(std::ptr::eq(a as *const _, b as *const _));
     }
-}
\ No newline at end of file
+}
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 85f36062..0e9dcbcd 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,4 +1,4 @@
 [toolchain]
-channel = "stable"
+channel = "1.96.0"
 components = ["rustfmt", "clippy"]
 profile = "minimal"
diff --git a/tests/c09_l81_stop_force_confirm.rs b/tests/c09_l81_stop_force_confirm.rs
index 78d96e96..9df3971b 100644
--- a/tests/c09_l81_stop_force_confirm.rs
+++ b/tests/c09_l81_stop_force_confirm.rs
@@ -56,5 +56,8 @@ fn fr004_quit_alias_stops_all() {
     let out = bin().args(["quit", "--all"]).output().expect("spawn quit");
     assert!(out.status.success(), "quit alias MUST dispatch to stop; combined={}", combined(&out));
     let body = combined(&out);
-    assert!(body.contains("All processes stopped."), "quit alias MUST use stop semantics; body={body}");
+    assert!(
+        body.contains("All processes stopped."),
+        "quit alias MUST use stop semantics; body={body}"
+    );
 }
diff --git a/tests/fr007_ipc_monitoring_report_gate_host_watch.rs b/tests/fr007_ipc_monitoring_report_gate_host_watch.rs
index c9c5eb30..3f8de679 100644
--- a/tests/fr007_ipc_monitoring_report_gate_host_watch.rs
+++ b/tests/fr007_ipc_monitoring_report_gate_host_watch.rs
@@ -67,9 +67,7 @@ async fn fr007_ipc_monitoring_report_gate_host_watch_live() {
 /// FR-007 / AC-007.46 — serialized MonitoringReportSnapshot preserves gate → host_watch key order.
 #[test]
 fn fr007_ipc_monitoring_report_snapshot_gate_before_host_watch() {
-    use sharecli::runtime::ProcState;
     use sharecli::monitoring::HostResourceWatchJson;
-    use sharecli::runtime::ProcState;
     use sharecli_fleet::GateStatusSnapshot;
     use sharecli_ipc::handler::{
         MonitoringProcessEntry, MonitoringReportSnapshot, PoolSnapshot, StatusSnapshot,
@@ -105,11 +103,11 @@ fn fr007_ipc_monitoring_report_snapshot_gate_before_host_watch() {
             ppid: None,
             cwd: None,
             env_count: 0,
-            state: ProcState::default(),
+            state: "Unknown".into(),
             disk_read_bytes: None,
             disk_write_bytes: None,
             fd_count: None,
-            log_location: None,
+            thread_count: None,
         }],
         gate: gate.clone(),
         host_watch: host_watch.clone(),
diff --git a/tests/fr007_ipc_monitoring_report_pool_status.rs b/tests/fr007_ipc_monitoring_report_pool_status.rs
index 10fd576c..50c1516f 100644
--- a/tests/fr007_ipc_monitoring_report_pool_status.rs
+++ b/tests/fr007_ipc_monitoring_report_pool_status.rs
@@ -67,9 +67,7 @@ async fn fr007_ipc_monitoring_report_pool_status_live() {
 /// FR-007 / AC-007.72 — serialized MonitoringReportSnapshot preserves operator key order.
 #[test]
 fn fr007_ipc_monitoring_report_snapshot_pool_status_order() {
-    use sharecli::runtime::ProcState;
     use sharecli::monitoring::HostResourceWatchJson;
-    use sharecli::runtime::ProcState;
     use sharecli_fleet::GateStatusSnapshot;
     use sharecli_ipc::handler::{
         MonitoringProcessEntry, MonitoringReportSnapshot, PoolSnapshot, StatusSnapshot,
@@ -105,11 +103,11 @@ fn fr007_ipc_monitoring_report_snapshot_pool_status_order() {
             ppid: None,
             cwd: None,
             env_count: 0,
-            state: ProcState::default(),
+            state: "Unknown".into(),
             disk_read_bytes: None,
             disk_write_bytes: None,
             fd_count: None,
-            log_location: None,
+            thread_count: None,
         }],
         gate: gate.clone(),
         host_watch: host_watch.clone(),