diff --git a/.github/workflows/compare_perf.yml b/.github/workflows/compare_perf.yml
index a315ce5edd103ba33cf58c9042b77fb55ac85440..e5a2d4f9c928eac2d1b1cf54ed374f8b0cca5d25 100644
--- a/.github/workflows/compare_perf.yml
+++ b/.github/workflows/compare_perf.yml
@@ -34,12 +34,6 @@ jobs:
       run: ./script/install-mold
     - name: steps::download_wasi_sdk
       run: ./script/download-wasi-sdk
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-unknown-linux-musl-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: compare_perf::run_perf::install_hyperfine
       uses: taiki-e/install-action@hyperfine
     - name: steps::git_checkout
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index de1572da86ee3f2b1c4cc778118c2fd5a04d2a8d..01445c58b84c728e6a5d2efcb6679c1b70ada199 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -41,12 +41,6 @@ jobs:
       uses: taiki-e/install-action@nextest
     - name: steps::clear_target_dir_if_large
       run: ./script/clear-target-dir-if-larger-than 300
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-aarch64-apple-darwin-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: steps::cargo_nextest
       run: cargo nextest run --workspace --no-fail-fast
     - name: steps::show_sccache_stats
@@ -94,12 +88,6 @@ jobs:
       uses: taiki-e/install-action@nextest
     - name: steps::clear_target_dir_if_large
       run: ./script/clear-target-dir-if-larger-than 250
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-unknown-linux-musl-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: steps::cargo_nextest
       run: cargo nextest run --workspace --no-fail-fast
     - name: steps::show_sccache_stats
@@ -145,16 +133,6 @@ jobs:
     - name: steps::clear_target_dir_if_large
       run: ./script/clear-target-dir-if-larger-than.ps1 250
       shell: pwsh
-    - name: install_cargo_mtime
-      run: |-
-        New-Item -ItemType Directory -Path "target" -Force
-        Invoke-WebRequest -Uri "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-pc-windows-msvc-v0.1.2.tar.gz" -OutFile "target/cargo-mtime.tar.gz"
-        tar xzf target/cargo-mtime.tar.gz -C target
-        Remove-Item target/cargo-mtime.tar.gz
-      shell: pwsh
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime.exe . target/cargo-mtime.db
-      shell: pwsh
     - name: steps::cargo_nextest
       run: cargo nextest run --workspace --no-fail-fast
       shell: pwsh
@@ -191,12 +169,6 @@ jobs:
         R2_ACCESS_KEY_ID: ${{ secrets.R2_ACCESS_KEY_ID }}
         R2_SECRET_ACCESS_KEY: ${{ secrets.R2_SECRET_ACCESS_KEY }}
         SCCACHE_BUCKET: sccache-zed
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-aarch64-apple-darwin-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: steps::clippy
       run: ./script/clippy
     - name: steps::show_sccache_stats
@@ -232,12 +204,6 @@ jobs:
         R2_ACCESS_KEY_ID: ${{ secrets.R2_ACCESS_KEY_ID }}
         R2_SECRET_ACCESS_KEY: ${{ secrets.R2_SECRET_ACCESS_KEY }}
         SCCACHE_BUCKET: sccache-zed
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-unknown-linux-musl-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: steps::clippy
       run: ./script/clippy
     - name: steps::show_sccache_stats
@@ -264,16 +230,6 @@ jobs:
         R2_ACCESS_KEY_ID: ${{ secrets.R2_ACCESS_KEY_ID }}
         R2_SECRET_ACCESS_KEY: ${{ secrets.R2_SECRET_ACCESS_KEY }}
         SCCACHE_BUCKET: sccache-zed
-    - name: install_cargo_mtime
-      run: |-
-        New-Item -ItemType Directory -Path "target" -Force
-        Invoke-WebRequest -Uri "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-pc-windows-msvc-v0.1.2.tar.gz" -OutFile "target/cargo-mtime.tar.gz"
-        tar xzf target/cargo-mtime.tar.gz -C target
-        Remove-Item target/cargo-mtime.tar.gz
-      shell: pwsh
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime.exe . target/cargo-mtime.db
-      shell: pwsh
     - name: steps::clippy
       run: ./script/clippy.ps1
       shell: pwsh
@@ -352,12 +308,6 @@ jobs:
       run: ./script/install-mold
     - name: steps::download_wasi_sdk
       run: ./script/download-wasi-sdk
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-aarch64-unknown-linux-musl-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: ./script/bundle-linux
       run: ./script/bundle-linux
     - name: '@actions/upload-artifact zed-linux-aarch64.tar.gz'
@@ -398,12 +348,6 @@ jobs:
       run: ./script/install-mold
     - name: steps::download_wasi_sdk
       run: ./script/download-wasi-sdk
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-unknown-linux-musl-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: ./script/bundle-linux
       run: ./script/bundle-linux
     - name: '@actions/upload-artifact zed-linux-x86_64.tar.gz'
@@ -449,12 +393,6 @@ jobs:
         token: ${{ secrets.SENTRY_AUTH_TOKEN }}
     - name: steps::clear_target_dir_if_large
       run: ./script/clear-target-dir-if-larger-than 300
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-aarch64-apple-darwin-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: run_bundling::bundle_mac::bundle_mac
       run: ./script/bundle-mac aarch64-apple-darwin
     - name: '@actions/upload-artifact Zed-aarch64.dmg'
@@ -500,12 +438,6 @@ jobs:
         token: ${{ secrets.SENTRY_AUTH_TOKEN }}
     - name: steps::clear_target_dir_if_large
       run: ./script/clear-target-dir-if-larger-than 300
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-aarch64-apple-darwin-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: run_bundling::bundle_mac::bundle_mac
       run: ./script/bundle-mac x86_64-apple-darwin
     - name: '@actions/upload-artifact Zed-x86_64.dmg'
@@ -549,16 +481,6 @@ jobs:
       uses: matbour/setup-sentry-cli@3e938c54b3018bdd019973689ef984e033b0454b
       with:
         token: ${{ secrets.SENTRY_AUTH_TOKEN }}
-    - name: install_cargo_mtime
-      run: |-
-        New-Item -ItemType Directory -Path "target" -Force
-        Invoke-WebRequest -Uri "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-pc-windows-msvc-v0.1.2.tar.gz" -OutFile "target/cargo-mtime.tar.gz"
-        tar xzf target/cargo-mtime.tar.gz -C target
-        Remove-Item target/cargo-mtime.tar.gz
-      shell: pwsh
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime.exe . target/cargo-mtime.db
-      shell: pwsh
     - name: run_bundling::bundle_windows::bundle_windows
       run: script/bundle-windows.ps1 -Architecture aarch64
       shell: pwsh
@@ -604,16 +526,6 @@ jobs:
       uses: matbour/setup-sentry-cli@3e938c54b3018bdd019973689ef984e033b0454b
       with:
         token: ${{ secrets.SENTRY_AUTH_TOKEN }}
-    - name: install_cargo_mtime
-      run: |-
-        New-Item -ItemType Directory -Path "target" -Force
-        Invoke-WebRequest -Uri "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-pc-windows-msvc-v0.1.2.tar.gz" -OutFile "target/cargo-mtime.tar.gz"
-        tar xzf target/cargo-mtime.tar.gz -C target
-        Remove-Item target/cargo-mtime.tar.gz
-      shell: pwsh
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime.exe . target/cargo-mtime.db
-      shell: pwsh
     - name: run_bundling::bundle_windows::bundle_windows
       run: script/bundle-windows.ps1 -Architecture x86_64
       shell: pwsh
diff --git a/.github/workflows/release_nightly.yml b/.github/workflows/release_nightly.yml
index 3770d26dcf9242aba140a6a30112e4c65980c4b9..d6969a34c53c3b770fc0c60618469149f555cdb2 100644
--- a/.github/workflows/release_nightly.yml
+++ b/.github/workflows/release_nightly.yml
@@ -53,16 +53,6 @@ jobs:
     - name: steps::clear_target_dir_if_large
       run: ./script/clear-target-dir-if-larger-than.ps1 250
       shell: pwsh
-    - name: install_cargo_mtime
-      run: |-
-        New-Item -ItemType Directory -Path "target" -Force
-        Invoke-WebRequest -Uri "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-pc-windows-msvc-v0.1.2.tar.gz" -OutFile "target/cargo-mtime.tar.gz"
-        tar xzf target/cargo-mtime.tar.gz -C target
-        Remove-Item target/cargo-mtime.tar.gz
-      shell: pwsh
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime.exe . target/cargo-mtime.db
-      shell: pwsh
     - name: steps::cargo_nextest
       run: cargo nextest run --workspace --no-fail-fast
       shell: pwsh
@@ -96,16 +86,6 @@ jobs:
         R2_ACCESS_KEY_ID: ${{ secrets.R2_ACCESS_KEY_ID }}
         R2_SECRET_ACCESS_KEY: ${{ secrets.R2_SECRET_ACCESS_KEY }}
         SCCACHE_BUCKET: sccache-zed
-    - name: install_cargo_mtime
-      run: |-
-        New-Item -ItemType Directory -Path "target" -Force
-        Invoke-WebRequest -Uri "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-pc-windows-msvc-v0.1.2.tar.gz" -OutFile "target/cargo-mtime.tar.gz"
-        tar xzf target/cargo-mtime.tar.gz -C target
-        Remove-Item target/cargo-mtime.tar.gz
-      shell: pwsh
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime.exe . target/cargo-mtime.db
-      shell: pwsh
     - name: steps::clippy
       run: ./script/clippy.ps1
       shell: pwsh
@@ -144,12 +124,6 @@ jobs:
       run: ./script/install-mold
     - name: steps::download_wasi_sdk
       run: ./script/download-wasi-sdk
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-aarch64-unknown-linux-musl-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: ./script/bundle-linux
       run: ./script/bundle-linux
     - name: '@actions/upload-artifact zed-linux-aarch64.tar.gz'
@@ -196,12 +170,6 @@ jobs:
       run: ./script/install-mold
     - name: steps::download_wasi_sdk
       run: ./script/download-wasi-sdk
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-unknown-linux-musl-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: ./script/bundle-linux
       run: ./script/bundle-linux
     - name: '@actions/upload-artifact zed-linux-x86_64.tar.gz'
@@ -253,12 +221,6 @@ jobs:
         token: ${{ secrets.SENTRY_AUTH_TOKEN }}
     - name: steps::clear_target_dir_if_large
       run: ./script/clear-target-dir-if-larger-than 300
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-aarch64-apple-darwin-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: run_bundling::bundle_mac::bundle_mac
       run: ./script/bundle-mac aarch64-apple-darwin
     - name: '@actions/upload-artifact Zed-aarch64.dmg'
@@ -310,12 +272,6 @@ jobs:
         token: ${{ secrets.SENTRY_AUTH_TOKEN }}
     - name: steps::clear_target_dir_if_large
       run: ./script/clear-target-dir-if-larger-than 300
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-aarch64-apple-darwin-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: run_bundling::bundle_mac::bundle_mac
       run: ./script/bundle-mac x86_64-apple-darwin
     - name: '@actions/upload-artifact Zed-x86_64.dmg'
@@ -367,16 +323,6 @@ jobs:
       uses: matbour/setup-sentry-cli@3e938c54b3018bdd019973689ef984e033b0454b
       with:
         token: ${{ secrets.SENTRY_AUTH_TOKEN }}
-    - name: install_cargo_mtime
-      run: |-
-        New-Item -ItemType Directory -Path "target" -Force
-        Invoke-WebRequest -Uri "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-pc-windows-msvc-v0.1.2.tar.gz" -OutFile "target/cargo-mtime.tar.gz"
-        tar xzf target/cargo-mtime.tar.gz -C target
-        Remove-Item target/cargo-mtime.tar.gz
-      shell: pwsh
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime.exe . target/cargo-mtime.db
-      shell: pwsh
     - name: run_bundling::bundle_windows::bundle_windows
       run: script/bundle-windows.ps1 -Architecture aarch64
       shell: pwsh
@@ -430,16 +376,6 @@ jobs:
       uses: matbour/setup-sentry-cli@3e938c54b3018bdd019973689ef984e033b0454b
       with:
         token: ${{ secrets.SENTRY_AUTH_TOKEN }}
-    - name: install_cargo_mtime
-      run: |-
-        New-Item -ItemType Directory -Path "target" -Force
-        Invoke-WebRequest -Uri "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-pc-windows-msvc-v0.1.2.tar.gz" -OutFile "target/cargo-mtime.tar.gz"
-        tar xzf target/cargo-mtime.tar.gz -C target
-        Remove-Item target/cargo-mtime.tar.gz
-      shell: pwsh
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime.exe . target/cargo-mtime.db
-      shell: pwsh
     - name: run_bundling::bundle_windows::bundle_windows
       run: script/bundle-windows.ps1 -Architecture x86_64
       shell: pwsh
diff --git a/.github/workflows/run_bundling.yml b/.github/workflows/run_bundling.yml
index dd7435edf2fe015b2808c718cabff66c1fcba96a..2b536425a1dc4b9663c726fd9259c95e0626efda 100644
--- a/.github/workflows/run_bundling.yml
+++ b/.github/workflows/run_bundling.yml
@@ -34,12 +34,6 @@ jobs:
       run: ./script/install-mold
     - name: steps::download_wasi_sdk
       run: ./script/download-wasi-sdk
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-aarch64-unknown-linux-musl-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: ./script/bundle-linux
       run: ./script/bundle-linux
     - name: '@actions/upload-artifact zed-linux-aarch64.tar.gz'
@@ -79,12 +73,6 @@ jobs:
       run: ./script/install-mold
     - name: steps::download_wasi_sdk
       run: ./script/download-wasi-sdk
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-unknown-linux-musl-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: ./script/bundle-linux
       run: ./script/bundle-linux
     - name: '@actions/upload-artifact zed-linux-x86_64.tar.gz'
@@ -129,12 +117,6 @@ jobs:
         token: ${{ secrets.SENTRY_AUTH_TOKEN }}
     - name: steps::clear_target_dir_if_large
       run: ./script/clear-target-dir-if-larger-than 300
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-aarch64-apple-darwin-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: run_bundling::bundle_mac::bundle_mac
       run: ./script/bundle-mac aarch64-apple-darwin
     - name: '@actions/upload-artifact Zed-aarch64.dmg'
@@ -179,12 +161,6 @@ jobs:
         token: ${{ secrets.SENTRY_AUTH_TOKEN }}
     - name: steps::clear_target_dir_if_large
       run: ./script/clear-target-dir-if-larger-than 300
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-aarch64-apple-darwin-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: run_bundling::bundle_mac::bundle_mac
       run: ./script/bundle-mac x86_64-apple-darwin
     - name: '@actions/upload-artifact Zed-x86_64.dmg'
@@ -227,16 +203,6 @@ jobs:
       uses: matbour/setup-sentry-cli@3e938c54b3018bdd019973689ef984e033b0454b
       with:
         token: ${{ secrets.SENTRY_AUTH_TOKEN }}
-    - name: install_cargo_mtime
-      run: |-
-        New-Item -ItemType Directory -Path "target" -Force
-        Invoke-WebRequest -Uri "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-pc-windows-msvc-v0.1.2.tar.gz" -OutFile "target/cargo-mtime.tar.gz"
-        tar xzf target/cargo-mtime.tar.gz -C target
-        Remove-Item target/cargo-mtime.tar.gz
-      shell: pwsh
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime.exe . target/cargo-mtime.db
-      shell: pwsh
     - name: run_bundling::bundle_windows::bundle_windows
       run: script/bundle-windows.ps1 -Architecture aarch64
       shell: pwsh
@@ -281,16 +247,6 @@ jobs:
       uses: matbour/setup-sentry-cli@3e938c54b3018bdd019973689ef984e033b0454b
       with:
         token: ${{ secrets.SENTRY_AUTH_TOKEN }}
-    - name: install_cargo_mtime
-      run: |-
-        New-Item -ItemType Directory -Path "target" -Force
-        Invoke-WebRequest -Uri "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-pc-windows-msvc-v0.1.2.tar.gz" -OutFile "target/cargo-mtime.tar.gz"
-        tar xzf target/cargo-mtime.tar.gz -C target
-        Remove-Item target/cargo-mtime.tar.gz
-      shell: pwsh
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime.exe . target/cargo-mtime.db
-      shell: pwsh
     - name: run_bundling::bundle_windows::bundle_windows
       run: script/bundle-windows.ps1 -Architecture x86_64
       shell: pwsh
diff --git a/.github/workflows/run_tests.yml b/.github/workflows/run_tests.yml
index f504ea3357d8453970fb916f3ac118457b22d7bd..d4f2fd6fb044fdf4c71d65449fede615034fabeb 100644
--- a/.github/workflows/run_tests.yml
+++ b/.github/workflows/run_tests.yml
@@ -162,16 +162,6 @@ jobs:
         R2_ACCESS_KEY_ID: ${{ secrets.R2_ACCESS_KEY_ID }}
         R2_SECRET_ACCESS_KEY: ${{ secrets.R2_SECRET_ACCESS_KEY }}
         SCCACHE_BUCKET: sccache-zed
-    - name: install_cargo_mtime
-      run: |-
-        New-Item -ItemType Directory -Path "target" -Force
-        Invoke-WebRequest -Uri "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-pc-windows-msvc-v0.1.2.tar.gz" -OutFile "target/cargo-mtime.tar.gz"
-        tar xzf target/cargo-mtime.tar.gz -C target
-        Remove-Item target/cargo-mtime.tar.gz
-      shell: pwsh
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime.exe . target/cargo-mtime.db
-      shell: pwsh
     - name: steps::clippy
       run: ./script/clippy.ps1
       shell: pwsh
@@ -211,12 +201,6 @@ jobs:
         R2_ACCESS_KEY_ID: ${{ secrets.R2_ACCESS_KEY_ID }}
         R2_SECRET_ACCESS_KEY: ${{ secrets.R2_SECRET_ACCESS_KEY }}
         SCCACHE_BUCKET: sccache-zed
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-unknown-linux-musl-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: steps::clippy
       run: ./script/clippy
     - name: steps::show_sccache_stats
@@ -248,12 +232,6 @@ jobs:
         R2_ACCESS_KEY_ID: ${{ secrets.R2_ACCESS_KEY_ID }}
         R2_SECRET_ACCESS_KEY: ${{ secrets.R2_SECRET_ACCESS_KEY }}
         SCCACHE_BUCKET: sccache-zed
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-aarch64-apple-darwin-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: steps::clippy
       run: ./script/clippy
     - name: steps::show_sccache_stats
@@ -289,16 +267,6 @@ jobs:
     - name: steps::clear_target_dir_if_large
       run: ./script/clear-target-dir-if-larger-than.ps1 250
       shell: pwsh
-    - name: install_cargo_mtime
-      run: |-
-        New-Item -ItemType Directory -Path "target" -Force
-        Invoke-WebRequest -Uri "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-pc-windows-msvc-v0.1.2.tar.gz" -OutFile "target/cargo-mtime.tar.gz"
-        tar xzf target/cargo-mtime.tar.gz -C target
-        Remove-Item target/cargo-mtime.tar.gz
-      shell: pwsh
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime.exe . target/cargo-mtime.db
-      shell: pwsh
     - name: steps::cargo_nextest
       run: cargo nextest run --workspace --no-fail-fast${{ needs.orchestrate.outputs.changed_packages && format(' -E "{0}"', needs.orchestrate.outputs.changed_packages) || '' }}
       shell: pwsh
@@ -351,12 +319,6 @@ jobs:
       uses: taiki-e/install-action@nextest
     - name: steps::clear_target_dir_if_large
       run: ./script/clear-target-dir-if-larger-than 250
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-x86_64-unknown-linux-musl-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: steps::cargo_nextest
       run: cargo nextest run --workspace --no-fail-fast${{ needs.orchestrate.outputs.changed_packages && format(' -E "{0}"', needs.orchestrate.outputs.changed_packages) || '' }}
     - name: steps::show_sccache_stats
@@ -408,12 +370,6 @@ jobs:
       uses: taiki-e/install-action@nextest
     - name: steps::clear_target_dir_if_large
       run: ./script/clear-target-dir-if-larger-than 300
-    - name: install_cargo_mtime
-      run: |-
-        mkdir -p target
-        curl -sL "https://github.com/zed-industries/cargo-mtime/releases/download/v0.1.2/cargo-mtime-aarch64-apple-darwin-v0.1.2.tar.gz" | tar xz -C target
-    - name: run_cargo_mtime
-      run: ./target/cargo-mtime . target/cargo-mtime.db
     - name: steps::cargo_nextest
       run: cargo nextest run --workspace --no-fail-fast${{ needs.orchestrate.outputs.changed_packages && format(' -E "{0}"', needs.orchestrate.outputs.changed_packages) || '' }}
     - name: steps::show_sccache_stats
diff --git a/tooling/xtask/src/tasks/workflows/compare_perf.rs b/tooling/xtask/src/tasks/workflows/compare_perf.rs
index 8bc623369b45ff593d0e1b1526e8cbe86be615f1..1d111acc4f8a4dc47edea6f45c0b93c845b7cda2 100644
--- a/tooling/xtask/src/tasks/workflows/compare_perf.rs
+++ b/tooling/xtask/src/tasks/workflows/compare_perf.rs
@@ -55,8 +55,6 @@ pub fn run_perf(
             .add_step(steps::checkout_repo())
             .add_step(steps::setup_cargo_config(runners::Platform::Linux))
             .map(steps::install_linux_dependencies)
-            .add_step(steps::install_cargo_mtime(runners::Platform::Linux))
-            .add_step(steps::run_cargo_mtime(runners::Platform::Linux))
             .add_step(install_hyperfine())
             .add_step(steps::git_checkout(base))
             .add_step(cargo_perf_test(base, crate_name))
diff --git a/tooling/xtask/src/tasks/workflows/run_bundling.rs b/tooling/xtask/src/tasks/workflows/run_bundling.rs
index c374ada5de94dc1f56b9c3e188ab5245cb42a568..7fa82e80c52b9e6faec6a377d906269e7a3dbb77 100644
--- a/tooling/xtask/src/tasks/workflows/run_bundling.rs
+++ b/tooling/xtask/src/tasks/workflows/run_bundling.rs
@@ -102,8 +102,6 @@ pub(crate) fn bundle_mac(
             .add_step(steps::setup_node())
             .add_step(steps::setup_sentry())
             .add_step(steps::clear_target_dir_if_large(runners::Platform::Mac))
-            .add_step(steps::install_cargo_mtime(Platform::Mac))
-            .add_step(steps::run_cargo_mtime(Platform::Mac))
             .add_step(bundle_mac(arch))
             .add_step(upload_artifact(&format!(
                 "target/{arch}-apple-darwin/release/{artifact_name}"
@@ -154,8 +152,6 @@ pub(crate) fn bundle_linux(
             })
             .add_step(steps::setup_sentry())
             .map(steps::install_linux_dependencies)
-            .add_step(steps::install_cargo_mtime_for_arch(Platform::Linux, arch))
-            .add_step(steps::run_cargo_mtime(Platform::Linux))
             .add_step(steps::script("./script/bundle-linux"))
             .add_step(upload_artifact(&format!("target/release/{artifact_name}")))
             .add_step(upload_artifact(&format!(
@@ -195,8 +191,6 @@ pub(crate) fn bundle_windows(
                 job.add_step(set_release_channel(platform, release_channel))
             })
             .add_step(steps::setup_sentry())
-            .add_step(steps::install_cargo_mtime(Platform::Windows))
-            .add_step(steps::run_cargo_mtime(Platform::Windows))
             .add_step(bundle_windows(arch))
             .add_step(upload_artifact(&format!("target/{artifact_name}")))
             .add_step(upload_artifact(&format!(
diff --git a/tooling/xtask/src/tasks/workflows/run_tests.rs b/tooling/xtask/src/tasks/workflows/run_tests.rs
index fc71bbf6b5ec062e837d5efc25caea017ba7a6a7..49c4488dc95620c00a6a8f929cfb756d9c4eb6fa 100644
--- a/tooling/xtask/src/tasks/workflows/run_tests.rs
+++ b/tooling/xtask/src/tasks/workflows/run_tests.rs
@@ -374,8 +374,6 @@ pub(crate) fn clippy(platform: Platform) -> NamedJob {
                 steps::install_linux_dependencies,
             )
             .add_step(steps::setup_sccache(platform))
-            .add_step(steps::install_cargo_mtime(platform))
-            .add_step(steps::run_cargo_mtime(platform))
             .add_step(steps::clippy(platform))
             .add_step(steps::show_sccache_stats(platform)),
     }
@@ -430,8 +428,6 @@ fn run_platform_tests_impl(platform: Platform, filter_packages: bool) -> NamedJo
                 |job| job.add_step(steps::cargo_install_nextest()),
             )
             .add_step(steps::clear_target_dir_if_large(platform))
-            .add_step(steps::install_cargo_mtime(platform))
-            .add_step(steps::run_cargo_mtime(platform))
             .when(filter_packages, |job| {
                 job.add_step(
                     steps::cargo_nextest(platform).with_changed_packages_filter("orchestrate"),
diff --git a/tooling/xtask/src/tasks/workflows/steps.rs b/tooling/xtask/src/tasks/workflows/steps.rs
index 8489208f8993e471e01e7bca0c692090f988f887..8fffd1b0f46bb603c33fe41a795653fe8c43d036 100644
--- a/tooling/xtask/src/tasks/workflows/steps.rs
+++ b/tooling/xtask/src/tasks/workflows/steps.rs
@@ -1,13 +1,8 @@
 use gh_workflow::*;
 
-use crate::tasks::workflows::{
-    runners::{Arch, Platform},
-    vars,
-    vars::StepOutput,
-};
+use crate::tasks::workflows::{runners::Platform, vars, vars::StepOutput};
 
 const SCCACHE_R2_BUCKET: &str = "sccache-zed";
-const CARGO_MTIME_VERSION: &str = "v0.1.2";
 
 const BASH_SHELL: &str = "bash -euxo pipefail {0}";
 // https://docs.github.com/en/actions/reference/workflows-and-actions/workflow-syntax#jobsjob_idstepsshell
@@ -162,62 +157,6 @@ pub fn cache_rust_dependencies_namespace() -> Step<Use> {
         .add_with(("path", "~/.rustup"))
 }
 
-fn cargo_mtime_target(platform: Platform, arch: Arch) -> &'static str {
-    match (platform, arch) {
-        (Platform::Linux, Arch::X86_64) => "x86_64-unknown-linux-musl",
-        (Platform::Linux, Arch::AARCH64) => "aarch64-unknown-linux-musl",
-        (Platform::Mac, Arch::X86_64) => "x86_64-apple-darwin",
-        (Platform::Mac, Arch::AARCH64) => "aarch64-apple-darwin",
-        (Platform::Windows, Arch::X86_64) => "x86_64-pc-windows-msvc",
-        (Platform::Windows, Arch::AARCH64) => "aarch64-pc-windows-msvc",
-    }
-}
-
-fn default_runner_arch(platform: Platform) -> Arch {
-    match platform {
-        Platform::Linux => Arch::X86_64,
-        Platform::Mac => Arch::AARCH64,
-        Platform::Windows => Arch::X86_64,
-    }
-}
-
-pub fn install_cargo_mtime(platform: Platform) -> Step<Run> {
-    install_cargo_mtime_for_arch(platform, default_runner_arch(platform))
-}
-
-pub fn install_cargo_mtime_for_arch(platform: Platform, arch: Arch) -> Step<Run> {
-    let target = cargo_mtime_target(platform, arch);
-    let url = format!(
-        "https://github.com/zed-industries/cargo-mtime/releases/download/{}/cargo-mtime-{}-{}.tar.gz",
-        CARGO_MTIME_VERSION, target, CARGO_MTIME_VERSION
-    );
-    match platform {
-        Platform::Windows => Step::new("install_cargo_mtime")
-            .run(format!(
-                "New-Item -ItemType Directory -Path \"target\" -Force\n\
-             Invoke-WebRequest -Uri \"{url}\" -OutFile \"target/cargo-mtime.tar.gz\"\n\
-             tar xzf target/cargo-mtime.tar.gz -C target\n\
-             Remove-Item target/cargo-mtime.tar.gz"
-            ))
-            .shell(PWSH_SHELL),
-        Platform::Linux | Platform::Mac => Step::new("install_cargo_mtime").run(format!(
-            "mkdir -p target\n\
-             curl -sL \"{url}\" | tar xz -C target"
-        )),
-    }
-}
-
-pub fn run_cargo_mtime(platform: Platform) -> Step<Run> {
-    match platform {
-        Platform::Windows => Step::new("run_cargo_mtime")
-            .run("./target/cargo-mtime.exe . target/cargo-mtime.db")
-            .shell(PWSH_SHELL),
-        Platform::Linux | Platform::Mac => {
-            Step::new("run_cargo_mtime").run("./target/cargo-mtime . target/cargo-mtime.db")
-        }
-    }
-}
-
 pub fn setup_sccache(platform: Platform) -> Step<Run> {
     let step = match platform {
         Platform::Windows => named::pwsh("./script/setup-sccache.ps1"),