[GR-46279] [GR-45839] Do not use macmini_late_2014_8gb CI machines

* They are too slow, have too little RAM and cause various timeouts.

Author: eregon

ci.jsonnet

@@ -191,23 +191,20 @@ local part_definitions = {
         GDB_BIN: "$GDB/bin/gdb",
       },
     },
-    local darwin_amd64_enough_ram = { # GR-45839
-      capabilities+: (if self.os == "darwin" && self.arch == "amd64" then ["!macmini_late_2014_8gb"] else []),
-    },
     native: {
       mx_env:: "native",
       environment+: {
         HOST_VM: "svm",
         HOST_VM_CONFIG: "graal-core",
       },
-    } + darwin_amd64_enough_ram,
+    },
     native_ee: {
       mx_env:: "native-ee",
       environment+: {
         HOST_VM: "svm",
         HOST_VM_CONFIG: "graal-enterprise",
       },
-    } + darwin_amd64_enough_ram,
+    },
     host_inlining_log: {
       # Same as in mx.truffleruby/native-host-inlining
       mx_options+:: [
@@ -258,7 +255,8 @@ local part_definitions = {
     darwin_amd64: common.darwin_amd64 + common_deps + {
       platform_name:: "DarwinAMD64",
       "$.cap":: {
-        normal_machine: ["darwin_mojave"],
+        # GR-45839, GR-46279: exclude macmini_late_2014_8gb, they are too slow, have too little RAM and cause various timeouts
+        normal_machine: ["darwin_mojave", "!macmini_late_2014_8gb"],
       },
       environment+: {
         LANG: "en_US.UTF-8",