Revert "Skipping the JVM tests on macOS terminal since unreliable (crashes in JVM create)"

This reverts commit 6f6c350.

Author: DougGregor

Tests/JExtractSwiftTests/VariableImportTests.swift

@@ -41,7 +41,7 @@ final class VariableImportTests {
     )
     st.log.logLevel = .error
 
-    try st.analyze(swiftInterfacePath: "/fake/Fake.swiftinterface", text: class_interfaceFile)
+    try await st.analyze(swiftInterfacePath: "/fake/Fake.swiftinterface", text: class_interfaceFile)
 
     let identifier = "counterInt"
     let varDecl: ImportedVariable? =
@@ -59,6 +59,7 @@ final class VariableImportTests {
     }
 
     assertOutput(
+      dump: true,
       output,
       expected:
       """

Tests/JavaKitTests/BasicRuntimeTests.swift

@@ -17,19 +17,13 @@ import JavaKitNetwork
 import JavaKitVM
 import Testing
 
-#if os(Linux)
-import Glibc
-#else
-import Darwin
-#endif
-
 @MainActor
 let jvm = try! JavaVirtualMachine(vmOptions: [])
 
 @Suite
 @MainActor
 struct BasicRuntimeTests {
-  @Test("Object management", .disabled(if: isMacOSTerminal || isLinux, "JVM creation fails occasionally in terminal on macOS, and some issues on Linux"))
+  @Test("Object management", .disabled(if: isLinux, "Attempts to refcount a null pointer on Linux"))
   func javaObjectManagement() throws {
     let sneakyJavaThis: jobject
     do {
@@ -55,7 +49,7 @@ struct BasicRuntimeTests {
     #expect(url.javaHolder === urlAgain.javaHolder)
   }
 
-  @Test("Java exceptions", .disabled(if: isMacOSTerminal || isLinux, "JVM creation fails occasionally in terminal on macOS, and some issues on Linux"))
+  @Test("Java exceptions", .disabled(if: isLinux, "Attempts to refcount a null pointer on Linux"))
   func javaExceptionsInSwift() throws {
     do {
       _ = try URL("bad url", environment: jvm.environment)
@@ -64,13 +58,13 @@ struct BasicRuntimeTests {
     }
   }
 
-  @Test("Static methods", .disabled(if: isMacOSTerminal || isLinux, "JVM creation fails occasionally in terminal on macOS, and some issues on Linux"))
+  @Test("Static methods", .disabled(if: isMacOS, "Fails on macOS command line"))
   func staticMethods() throws {
     let urlConnectionClass = try JavaClass<URLConnection>(in: jvm.environment)
     #expect(urlConnectionClass.getDefaultAllowUserInteraction() == false)
   }
 
-  @Test("Class instance lookup", .disabled(if: isMacOSTerminal || isLinux, "JVM creation fails occasionally in terminal on macOS, and some issues on Linux"))
+  @Test("Class instance lookup")
   func classInstanceLookup() throws {
     do {
       _ = try JavaClass<Nonexistent>(in: jvm.environment)
@@ -92,11 +86,6 @@ var isLinux: Bool {
   #endif
 }
 
-/// Whether we're running on MacOS in an interactive terminal session.
-var isMacOSTerminal: Bool {
-  isMacOS && isatty(STDOUT_FILENO) == 1
-}
-
 /// Whether we're running on MacOS.
 var isMacOS: Bool {
   #if os(macOS)