main.star: delete windows/arm (32-bit ARM) builders

There is no running builder for windows/arm. The port was marked broken
in Go 1.24, and it's removed in Go 1.26. At this point no one will be
adding this builder, so remove its definition.

For golang/go#67308.
For golang/go#71671.

Change-Id: I4de21dba07e4fddaf8bd84788c6a132af9098c81
Reviewed-on: https://go-review.googlesource.com/c/build/+/730920
Auto-Submit: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
diff --git a/generated/cr-buildbucket.cfg b/generated/cr-buildbucket.cfg
index c25a586..7b231e0 100644
--- a/generated/cr-buildbucket.cfg
+++ b/generated/cr-buildbucket.cfg
@@ -6292,56 +6292,6 @@
       }
     }
     builders {
-      name: "go1.24-windows-arm"
-      swarming_host: "chromium-swarm.appspot.com"
-      dimensions: "cipd_platform:windows-armv6l"
-      dimensions: "pool:luci.golang.shared-workers"
-      exe {
-        cipd_package: "infra/experimental/golangbuild/${platform}"
-        cipd_version: "latest"
-        cmd: "golangbuild"
-      }
-      properties:
-        '{'
-        '  "bootstrap_version": "1.22.6",'
-        '  "env": {},'
-        '  "git_cache": "git",'
-        '  "go_branch": "release-branch.go1.24",'
-        '  "host": {'
-        '    "goarch": "arm",'
-        '    "goos": "windows"'
-        '  },'
-        '  "is_google": false,'
-        '  "known_issue": 67308,'
-        '  "mode": 0,'
-        '  "project": "go",'
-        '  "target": {'
-        '    "goarch": "arm",'
-        '    "goos": "windows"'
-        '  },'
-        '  "tools_cache": "tools"'
-        '}'
-      priority: 40
-      expiration_secs: 86400
-      wait_for_capacity: YES
-      caches {
-        name: "git"
-        path: "git"
-      }
-      caches {
-        name: "tools"
-        path: "tools"
-      }
-      service_account: "public-worker-builder@golang-ci-luci.iam.gserviceaccount.com"
-      experiments {
-        key: "golang.shard_by_weight"
-        value: 100
-      }
-      resultdb {
-        enable: true
-      }
-    }
-    builders {
       name: "go1.24-windows-arm64"
       swarming_host: "chromium-swarm.appspot.com"
       dimensions: "cipd_platform:windows-arm64"
@@ -12467,56 +12417,6 @@
       }
     }
     builders {
-      name: "go1.25-windows-arm"
-      swarming_host: "chromium-swarm.appspot.com"
-      dimensions: "cipd_platform:windows-armv6l"
-      dimensions: "pool:luci.golang.shared-workers"
-      exe {
-        cipd_package: "infra/experimental/golangbuild/${platform}"
-        cipd_version: "latest"
-        cmd: "golangbuild"
-      }
-      properties:
-        '{'
-        '  "bootstrap_version": "1.22.6",'
-        '  "env": {},'
-        '  "git_cache": "git",'
-        '  "go_branch": "release-branch.go1.25",'
-        '  "host": {'
-        '    "goarch": "arm",'
-        '    "goos": "windows"'
-        '  },'
-        '  "is_google": false,'
-        '  "known_issue": 67308,'
-        '  "mode": 0,'
-        '  "project": "go",'
-        '  "target": {'
-        '    "goarch": "arm",'
-        '    "goos": "windows"'
-        '  },'
-        '  "tools_cache": "tools"'
-        '}'
-      priority: 40
-      expiration_secs: 86400
-      wait_for_capacity: YES
-      caches {
-        name: "git"
-        path: "git"
-      }
-      caches {
-        name: "tools"
-        path: "tools"
-      }
-      service_account: "public-worker-builder@golang-ci-luci.iam.gserviceaccount.com"
-      experiments {
-        key: "golang.shard_by_weight"
-        value: 100
-      }
-      resultdb {
-        enable: true
-      }
-    }
-    builders {
       name: "go1.25-windows-arm64"
       swarming_host: "chromium-swarm.appspot.com"
       dimensions: "cipd_platform:windows-arm64"
@@ -18583,56 +18483,6 @@
       }
     }
     builders {
-      name: "go1.26-windows-arm"
-      swarming_host: "chromium-swarm.appspot.com"
-      dimensions: "cipd_platform:windows-armv6l"
-      dimensions: "pool:luci.golang.shared-workers"
-      exe {
-        cipd_package: "infra/experimental/golangbuild/${platform}"
-        cipd_version: "latest"
-        cmd: "golangbuild"
-      }
-      properties:
-        '{'
-        '  "bootstrap_version": "1.24.6",'
-        '  "env": {},'
-        '  "git_cache": "git",'
-        '  "go_branch": "release-branch.go1.26",'
-        '  "host": {'
-        '    "goarch": "arm",'
-        '    "goos": "windows"'
-        '  },'
-        '  "is_google": false,'
-        '  "known_issue": 67308,'
-        '  "mode": 0,'
-        '  "project": "go",'
-        '  "target": {'
-        '    "goarch": "arm",'
-        '    "goos": "windows"'
-        '  },'
-        '  "tools_cache": "tools"'
-        '}'
-      priority: 40
-      expiration_secs: 86400
-      wait_for_capacity: YES
-      caches {
-        name: "git"
-        path: "git"
-      }
-      caches {
-        name: "tools"
-        path: "tools"
-      }
-      service_account: "public-worker-builder@golang-ci-luci.iam.gserviceaccount.com"
-      experiments {
-        key: "golang.shard_by_weight"
-        value: 100
-      }
-      resultdb {
-        enable: true
-      }
-    }
-    builders {
       name: "go1.26-windows-arm64"
       swarming_host: "chromium-swarm.appspot.com"
       dimensions: "cipd_platform:windows-arm64"
@@ -25041,56 +24891,6 @@
       }
     }
     builders {
-      name: "gotip-windows-arm"
-      swarming_host: "chromium-swarm.appspot.com"
-      dimensions: "cipd_platform:windows-armv6l"
-      dimensions: "pool:luci.golang.shared-workers"
-      exe {
-        cipd_package: "infra/experimental/golangbuild/${platform}"
-        cipd_version: "latest"
-        cmd: "golangbuild"
-      }
-      properties:
-        '{'
-        '  "bootstrap_version": "1.24.6",'
-        '  "env": {},'
-        '  "git_cache": "git",'
-        '  "go_branch": "master",'
-        '  "host": {'
-        '    "goarch": "arm",'
-        '    "goos": "windows"'
-        '  },'
-        '  "is_google": false,'
-        '  "known_issue": 67308,'
-        '  "mode": 0,'
-        '  "project": "go",'
-        '  "target": {'
-        '    "goarch": "arm",'
-        '    "goos": "windows"'
-        '  },'
-        '  "tools_cache": "tools"'
-        '}'
-      priority: 40
-      expiration_secs: 86400
-      wait_for_capacity: YES
-      caches {
-        name: "git"
-        path: "git"
-      }
-      caches {
-        name: "tools"
-        path: "tools"
-      }
-      service_account: "public-worker-builder@golang-ci-luci.iam.gserviceaccount.com"
-      experiments {
-        key: "golang.shard_by_weight"
-        value: 100
-      }
-      resultdb {
-        enable: true
-      }
-    }
-    builders {
       name: "gotip-windows-arm64"
       swarming_host: "chromium-swarm.appspot.com"
       dimensions: "cipd_platform:windows-arm64"
diff --git a/generated/luci-milo.cfg b/generated/luci-milo.cfg
index 595bdbc..8282849 100644
--- a/generated/luci-milo.cfg
+++ b/generated/luci-milo.cfg
@@ -42925,10 +42925,6 @@
     name: "buildbucket/luci.golang.ci/gotip-plan9-amd64"
     category: "plan9|amd64"
   }
-  builders {
-    name: "buildbucket/luci.golang.ci/gotip-windows-arm"
-    category: "windows|arm"
-  }
   header {
     links {
       name: "Known issues"
@@ -43062,11 +43058,6 @@
         url: "https://go.dev/issue/63600"
         alt: "Known issue link for gotip-plan9-amd64"
       }
-      links {
-        text: "gotip-windows-arm: go.dev/issue/67308"
-        url: "https://go.dev/issue/67308"
-        alt: "Known issue link for gotip-windows-arm"
-      }
     }
   }
 }
@@ -43181,10 +43172,6 @@
     name: "buildbucket/luci.golang.ci/go1.26-plan9-amd64"
     category: "plan9|amd64"
   }
-  builders {
-    name: "buildbucket/luci.golang.ci/go1.26-windows-arm"
-    category: "windows|arm"
-  }
   header {
     links {
       name: "Known issues"
@@ -43318,11 +43305,6 @@
         url: "https://go.dev/issue/63600"
         alt: "Known issue link for go1.26-plan9-amd64"
       }
-      links {
-        text: "go1.26-windows-arm: go.dev/issue/67308"
-        url: "https://go.dev/issue/67308"
-        alt: "Known issue link for go1.26-windows-arm"
-      }
     }
   }
 }
@@ -43437,10 +43419,6 @@
     name: "buildbucket/luci.golang.ci/go1.25-plan9-amd64"
     category: "plan9|amd64"
   }
-  builders {
-    name: "buildbucket/luci.golang.ci/go1.25-windows-arm"
-    category: "windows|arm"
-  }
   header {
     links {
       name: "Known issues"
@@ -43574,11 +43552,6 @@
         url: "https://go.dev/issue/63600"
         alt: "Known issue link for go1.25-plan9-amd64"
       }
-      links {
-        text: "go1.25-windows-arm: go.dev/issue/67308"
-        url: "https://go.dev/issue/67308"
-        alt: "Known issue link for go1.25-windows-arm"
-      }
     }
   }
 }
@@ -43693,10 +43666,6 @@
     name: "buildbucket/luci.golang.ci/go1.24-plan9-amd64"
     category: "plan9|amd64"
   }
-  builders {
-    name: "buildbucket/luci.golang.ci/go1.24-windows-arm"
-    category: "windows|arm"
-  }
   header {
     links {
       name: "Known issues"
@@ -43830,11 +43799,6 @@
         url: "https://go.dev/issue/63600"
         alt: "Known issue link for go1.24-plan9-amd64"
       }
-      links {
-        text: "go1.24-windows-arm: go.dev/issue/67308"
-        url: "https://go.dev/issue/67308"
-        alt: "Known issue link for go1.24-windows-arm"
-      }
     }
   }
 }
@@ -67481,20 +67445,3 @@
   }
   builder_view_only: true
 }
-consoles {
-  id: "port-windows-arm"
-  name: "all windows/arm"
-  builders {
-    name: "buildbucket/luci.golang.ci/gotip-windows-arm"
-  }
-  builders {
-    name: "buildbucket/luci.golang.ci/go1.26-windows-arm"
-  }
-  builders {
-    name: "buildbucket/luci.golang.ci/go1.25-windows-arm"
-  }
-  builders {
-    name: "buildbucket/luci.golang.ci/go1.24-windows-arm"
-  }
-  builder_view_only: true
-}
diff --git a/generated/luci-scheduler.cfg b/generated/luci-scheduler.cfg
index acf471d..3adb306 100644
--- a/generated/luci-scheduler.cfg
+++ b/generated/luci-scheduler.cfg
@@ -1653,22 +1653,6 @@
   }
 }
 job {
-  id: "go1.24-windows-arm"
-  realm: "ci"
-  triggering_policy {
-    kind: NEWEST_FIRST
-    max_concurrent_invocations: 1
-    pending_timeout {
-      seconds: 604800
-    }
-  }
-  buildbucket {
-    server: "cr-buildbucket.appspot.com"
-    bucket: "ci"
-    builder: "go1.24-windows-arm"
-  }
-}
-job {
   id: "go1.24-windows-arm64"
   realm: "ci"
   triggering_policy {
@@ -3269,22 +3253,6 @@
   }
 }
 job {
-  id: "go1.25-windows-arm"
-  realm: "ci"
-  triggering_policy {
-    kind: NEWEST_FIRST
-    max_concurrent_invocations: 1
-    pending_timeout {
-      seconds: 604800
-    }
-  }
-  buildbucket {
-    server: "cr-buildbucket.appspot.com"
-    bucket: "ci"
-    builder: "go1.25-windows-arm"
-  }
-}
-job {
   id: "go1.25-windows-arm64"
   realm: "ci"
   triggering_policy {
@@ -4869,22 +4837,6 @@
   }
 }
 job {
-  id: "go1.26-windows-arm"
-  realm: "ci"
-  triggering_policy {
-    kind: NEWEST_FIRST
-    max_concurrent_invocations: 1
-    pending_timeout {
-      seconds: 604800
-    }
-  }
-  buildbucket {
-    server: "cr-buildbucket.appspot.com"
-    bucket: "ci"
-    builder: "go1.26-windows-arm"
-  }
-}
-job {
   id: "go1.26-windows-arm64"
   realm: "ci"
   triggering_policy {
@@ -6565,22 +6517,6 @@
   }
 }
 job {
-  id: "gotip-windows-arm"
-  realm: "ci"
-  triggering_policy {
-    kind: NEWEST_FIRST
-    max_concurrent_invocations: 1
-    pending_timeout {
-      seconds: 604800
-    }
-  }
-  buildbucket {
-    server: "cr-buildbucket.appspot.com"
-    bucket: "ci"
-    builder: "gotip-windows-arm"
-  }
-}
-job {
   id: "gotip-windows-arm64"
   realm: "ci"
   triggering_policy {
@@ -85263,7 +85199,6 @@
   triggers: "go1.24-windows-amd64"
   triggers: "go1.24-windows-amd64-longtest"
   triggers: "go1.24-windows-amd64-race"
-  triggers: "go1.24-windows-arm"
   triggers: "go1.24-windows-arm64"
   gitiles {
     repo: "https://go.googlesource.com/go"
@@ -85372,7 +85307,6 @@
   triggers: "go1.25-windows-amd64"
   triggers: "go1.25-windows-amd64-longtest"
   triggers: "go1.25-windows-amd64-race"
-  triggers: "go1.25-windows-arm"
   triggers: "go1.25-windows-arm64"
   gitiles {
     repo: "https://go.googlesource.com/go"
@@ -85480,7 +85414,6 @@
   triggers: "go1.26-windows-amd64"
   triggers: "go1.26-windows-amd64-longtest"
   triggers: "go1.26-windows-amd64-race"
-  triggers: "go1.26-windows-arm"
   triggers: "go1.26-windows-arm64"
   gitiles {
     repo: "https://go.googlesource.com/go"
@@ -85594,7 +85527,6 @@
   triggers: "gotip-windows-amd64"
   triggers: "gotip-windows-amd64-longtest"
   triggers: "gotip-windows-amd64-race"
-  triggers: "gotip-windows-arm"
   triggers: "gotip-windows-arm64"
   gitiles {
     repo: "https://go.googlesource.com/go"
diff --git a/main.star b/main.star
index 2667f7d..3973519 100755
--- a/main.star
+++ b/main.star
@@ -292,7 +292,6 @@
     "linux-mipsle",
     "netbsd-386",
     "netbsd-amd64",
-    "windows-arm",
 ]
 
 # LOW_CAPACITY_HOSTS lists "hosts" that have fixed, relatively low capacity.
@@ -534,7 +533,6 @@
     "windows-amd64",
     "windows-amd64-longtest",
     "windows-amd64-race",
-    "windows-arm",
     "windows-arm64",
 ]
 
@@ -577,7 +575,6 @@
     "openbsd-386": known_issue(issue_number = 61122, skip_x_repos = True),
     "openbsd-arm": known_issue(issue_number = 67103, skip_x_repos = True),
     "openbsd-arm64": known_issue(issue_number = 67104, skip_x_repos = True),
-    "windows-arm": known_issue(issue_number = 67308, skip_x_repos = True),
 }
 SECURITY_KNOWN_ISSUE_BUILDER_TYPES = dict(KNOWN_ISSUE_BUILDER_TYPES)
 SECURITY_KNOWN_ISSUE_BUILDER_TYPES.update({