RUNTIME ERROR: Object assertion failed.
error.obj_assert.fail1.jsonnet:20:23-29 thunk <object_assert>
std.jsonnet:<stdlib_position_redacted> thunk <a>
std.jsonnet:<stdlib_position_redacted> function <anonymous>
std.jsonnet:<stdlib_position_redacted> function <anonymous>
std.jsonnet:<stdlib_position_redacted>