Throw input error instead of parser error to avoid crashing.

pkg/front_end/test/fasta/compile.status

Index: pkg/front_end/test/fasta/compile.status
diff --git a/pkg/front_end/test/fasta/compile.status b/pkg/front_end/test/fasta/compile.status
index 6f2401cace2fcf9a8bdf12dd814a3fbc4a15df48..2237ada43484c53d1837171225cbee1d3ecdd530 100644
--- a/pkg/front_end/test/fasta/compile.status
+++ b/pkg/front_end/test/fasta/compile.status
@@ -15,7 +15,7 @@ rasta/bad_continue: Fail
 rasta/bad_default_constructor: VerificationError
 rasta/bad_explicit_super_constructor: Fail
 rasta/bad_implicit_super_constructor: Fail
-rasta/bad_interpolation: Crash
+rasta/bad_interpolation: Fail
 rasta/bad_redirection: Fail
 rasta/bad_setter_initializer: Fail
 rasta/bad_unicode: Fail
@@ -33,32 +33,33 @@ rasta/for_loop: Fail
 rasta/generic_factory: Fail
 rasta/issue_000001: Fail
 rasta/issue_000031: Fail
-rasta/issue_000032: Crash
+rasta/issue_000032: Fail
 rasta/issue_000034: Fail
 rasta/issue_000035: Fail
 rasta/issue_000035a: Fail
-rasta/issue_000036: Crash
-rasta/issue_000039: Crash
+rasta/issue_000036: Fail
+rasta/issue_000039: Fail
 rasta/issue_000041: Fail
 rasta/issue_000042: Fail
 rasta/issue_000043: Fail
 rasta/issue_000044: Fail
-rasta/issue_000045: Crash
-rasta/issue_000046: Crash
-rasta/issue_000047: Crash
+rasta/issue_000045: Fail
+rasta/issue_000046: Fail
+rasta/issue_000047: Fail
 rasta/issue_000048: Crash
 rasta/issue_000053: Fail
 rasta/issue_000067: Fail
 rasta/issue_000068: Fail
 rasta/issue_000069: Fail
 rasta/issue_000070: Fail
-rasta/malformed_const_constructor: Crash
+rasta/issue_000081: Fail
+rasta/malformed_const_constructor: Fail
 rasta/malformed_function: Fail
 rasta/malformed_function_type: Fail
 rasta/mandatory_parameter_initializer: Fail
 rasta/mixin_library: Fail
-rasta/native_is_illegal: Crash
-rasta/parser_error: Crash
+rasta/native_is_illegal: Fail
+rasta/parser_error: Fail
 rasta/static: VerificationError
 rasta/super: Fail
 rasta/super_initializer: Fail
@@ -68,10 +69,10 @@ rasta/switch_execution_case_t02: Fail
 rasta/switch_fall_through: Fail
 rasta/try_label: Fail
 rasta/type_literals: Fail
-rasta/type_with_parse_error: Crash
+rasta/type_with_parse_error: Fail
 rasta/typedef: Fail
 rasta/unresolved: Fail
 rasta/unresolved_constructor: Fail
 rasta/unresolved_for_in: Fail
-rasta/unresolved_recovery: Crash
+rasta/unresolved_recovery: Fail
 rasta/unsupported_platform_library: Fail