c++ - 为什么我第二次尝试将我的 JSON 更改为字符串不起作用（即使我有 breakpts 或 getchar，输出窗口也不会显示）？

Question

我正在尝试将我的 JSON 对象转换为测试用例 1 和 4 中的字符串。删除测试用例 4 后，代码可以正常工作，就像输出显示一样。但是当我包含测试用例 4 时，代码将无法运行。VS Code 说分段错误。我尝试j.get<decltype(s)>()为两者都做，代码会编译，但输出不会显示。有什么解决办法吗？

    #include "records_manager_test.hpp"
    #include "records_manager.hpp"

    #include "nlohmann/json.hpp"

    using json = nlohmann::json;

    bool RecordsManagerTest::test1(){ //To test JSON
    json j = {
                {"1", {
                {"CategoryID",67},
                {"PatientID",90},
                {"Name","Foo"},
                {"Address","Bar"},
                {"DOB","100980"}
            }},
            {"2",{
                {"CategoryID", 6},
                {"PatientID", 9},
                {"Name", "Ryan"},
                {"Address", "161 University Ave"},
                {"DOB", "180998"}
            }}
        };
string s = j.dump(4);  //Stringfying JSON
RecordsManager test(s);
if(test.insertRecord(89,89,"Eric","161 University Avenue","010195"));
{
    test.printAsJSON();
    return true;
}
}

bool RecordsManagerTest::test2(){  // To test insert of record
RecordsManager test;
if(test.insertRecord(88,89,"Eric","161 University Avenue","040485")){
    if(test.insertRecord(88,90,"Ryan","161 University Avenue","160695")){
        return true;
    }
}
return false;
}

bool RecordsManagerTest::test3(){   //To test removal of record
RecordsManager test;
test.insertRecord(88,89,"Eric","dfdf","46465");
test.insertRecord(88,90,"Eric","dfdf","46465");
if(test.removeRecord(89,89))
    {
        test.printAsJSON();
        return true;
    }
return false;
 }

bool RecordsManagerTest::test4(){ //To test JSON
json j = {
            {"1", {
                {"CategoryID",67},
                {"PatientID",90},
                {"Name","Foo"},
                {"Address","Bar"},
                {"DOB","100980"}
            }},
            {"2",{
                {"CategoryID", 6},
                {"PatientID", 9},
                {"Name", "Ryan"},
                {"Address", "161 University Ave"},
                {"DOB", "180998"}
            }}
        };
//Stringfying JSON
string s1 = j.dump(4);
RecordsManager test(s1);
if(test.insertRecord(89,89,"Eric","161 University Avenue","010195"));
{
    test.printAsJSON();
    return true;
}
}