I have a batch apex class and a test class. But im getting only 60% of code coverage please help me to get above 75%

Class:

global class FacultyearnGFCBatch implements Database.Batchable<sObject>
{ 

    
    global Database.QueryLocator start(Database.BatchableContext bc)
    { 
       integer year = system.today().year();
        string str1 = (year-1)+'-'+(year);
        string Campus1 = 'Boston';
        string Campus2 = 'BRD';
        string Campus3 = 'BOS';
        string inputCampus1 = '\''+'%'+ Campus1+'%'+'\'';
        string inputCampus2 = '\''+'%'+ Campus2+'%'+'\'' ;
        string inputCampus3 = '\''+'%'+ Campus3+'%'+'\'' ;
        String[] Str = new string[]{str1};
        string result = '\''+String.join(Str,'\',\'')+'\'';    
        string Class1 = 'No Payment for this Class';
        string Class2 = '\''+'%'+ Class1+'%'+'\'';
        
        
        
Id strFacultyTeachingAssignment = NEUSFIDHelper.retrieveRecordTypeId(APIPConstants.REC_TYPE_FACULTY_TEACHING_ASSIGNMENT, 'Contract');
string query1 = 'SELECT id,Account.Name,Cancelation_Fee_Scheduled__c,Canceled_Contract_Fee__c,Course_Section_ID__r.course_section_status__c,Compensation_Rate__r.name,Course_Section_ID__c,AccountId FROM Contract WHERE ';
query1=query1+'RecordType.Id IN('+'\''+strFacultyTeachingAssignment+'\''+')';
query1=query1+'AND Cancelation_Fee_Scheduled__c = True ';
query1=query1+'AND Course_Section_ID__r.course_section_status__c = \'Cancelled\' ';
query1=query1+'AND  Canceled_Contract_Fee__c  IN ( \'100% GFC Fee\',\'75% GFC Fee\') ';
query1=query1+'AND (NOT Compensation_Rate__r.name like '+Class2+')';


List<Contract> cancContractLst = Database.query(query1);
        
    string query2 = 'SELECT ID,Account.Name,AccountId,Course_Sections__c,Course_Section_ID__c,Account.Faculty_Employment_Status__pc,Account.CPS_faculty_type__pc,Campus__c,Academic_Year__c,Term__c,Account.Union_Member__c,Account.NU_Id__c,Status From Contract  WHERE ' ;
    query2=query2+'RecordType.Id IN('+'\''+strFacultyTeachingAssignment+'\''+')';
    query2=query2+'AND  Academic_Year__c IN ('+result+')';
    query2=query2+'AND Status = \'Activated\'';
    query2=query2+'AND Account.Union_Member__c = True ';
    query2=query2+'AND Account.Faculty_Employment_Status__pc = \'Active\'';
    query2=query2+'AND Account.CPS_faculty_type__pc NOT IN ( \'Full Time Faculty\',\'Half Time Faculty\') ';
    query2=query2+'AND (Campus__c Like '+inputCampus1+'OR Campus__c Like '+inputCampus2+'OR Campus__c Like '+inputCampus3+')';
   
     List<Contract> activeContractLst = Database.query(query2);

    List<Id> contractLst = new List<Id>();
      for(Contract c2 : activeContractLst) {
            contractLst.add(c2.Id);
        }
        for(Contract c1 : cancContractLst) {
            contractLst.add(c1.Id);
        }
        
    List<Faculty_Good_Faith_Consideration__c> facLst = [Select id,name,Contract__c,Course_Section__r.Course_Section_Status__c from Faculty_Good_Faith_Consideration__c where Contract__c IN : contractLst];
    List<Id> idList = new List<Id>();
    List<Faculty_Good_Faith_Consideration__c> updateAboutlst = new List<Faculty_Good_Faith_Consideration__c>();

    for(Faculty_Good_Faith_Consideration__c fac : facLst) {
          if(fac.Course_Section__r.Course_Section_Status__c == 'Cancelled') {
            Faculty_Good_Faith_Consideration__c gc = new Faculty_Good_Faith_Consideration__c(id=fac.Id);
            gc.Accepted_Buyout__c = true;
            gc.GFC_For_Given_Course__c = false;
              updateAboutlst.add(gc);
          }
          idList.add(fac.Contract__c);          
    }

    if(updateAboutlst.size()>0)
      update updateAboutlst;

    Set<Id> newConSet = new Set<Id>(contractLst);
    Set<Id> exConSet = new Set<Id>(idList);
    List<Id> dupes = new List<Id>();
    for(Id ct : newConSet) {
      if(exConSet.contains(ct)) {
        dupes.add(ct);
      }
    }
    newConSet.removeAll(dupes);

    String query = 'Select id,Account.Name,AccountId,Course_Sections__c,Course_Section_Status__c,Course_Section_ID__c,Account.Faculty_Employment_Status__pc,Account.CPS_faculty_type__pc,Campus__c,Academic_Year__c,Term__c,Account.Union_Member__c,Account.NU_Id__c,Cancelation_Fee_Scheduled__c,Canceled_Contract_Fee__c,Status,Compensation_Rate__r.name from Contract where ID IN';
            query = query + ' :newConSet';
     
        return Database.getQueryLocator(query);
    }
   
    global void execute(Database.BatchableContext bc, List<Contract> scope)
    {                 
        list<Contract> updateContractList  = new list<Contract>();
        list<Faculty_Good_Faith_Consideration__c> gfcLst = new List<Faculty_Good_Faith_Consideration__c>();
        List<Faculty_Good_Faith_Consideration__c>  updategfcLst = new List<Faculty_Good_Faith_Consideration__c>();
        Map<id,String> gfcCancelled = new Map<id,String>();
        
        for(Contract Con : scope)
        {          

          if(con.Status == 'Activated'){

          Faculty_Good_Faith_Consideration__c facl = new Faculty_Good_Faith_Consideration__c();
             facl.Name   = con.Account.Name ;
             facl.Contract__c = con.Id;
             facl.Course_Section__c = con.Course_Section_ID__c;
             facl.AccountName__c  = con.AccountId;
             facl.GFC_For_Given_Course__c  = True;
           gfcLst.add(facl);
             
        }  
        
        if(con.Course_Section_Status__c == 'Cancelled') {            
             gfcCancelled.put(con.Id,con.Course_Section_ID__c);             
        }
      
      }           
          
            
        try {         
              if(gfcLst.size()>0)
                insert gfcLst;

              if(gfcCancelled.size()>0) {
                 List<Faculty_Good_Faith_Consideration__c> gfcCancLst = [Select id,name,Course_Section__r.Course_Section_Status__c from Faculty_Good_Faith_Consideration__c where Course_Section__c IN :gfcCancelled.values()];
                    
                   for(Faculty_Good_Faith_Consideration__c gfcCanc: gfcCancLst) {
                   
                   Faculty_Good_Faith_Consideration__c gf = new Faculty_Good_Faith_Consideration__c(id = gfcCanc.Id);
                   gf.Accepted_Buyout__c  = True;
                   gf.GFC_For_Given_Course__c = false;
                   updategfcLst.add(gf);
                   
                   }
                }
              if(updategfcLst.size()>0) {
              database.SaveResult[] srlist = database.update(updategfcLst,false);             

              for(database.SaveResult sr : srlist)
              {
                  if(sr.isSuccess())
                  {
                      system.debug('Successfully updated GFC Records:'+sr.getId());
                  } 
                  else
                  {                         
                      for(database.Error err : sr.getErrors())
                      {
                          system.debug(err.getStatusCode()+':'+err.getMessage());
                      }
                         
                   }
                  }                                                     
               }
               
           }catch(Exception e){
                System.debug(e.getMessage());
            }   
     }       
    global void finish(Database.BatchableContext BC)
    {
       
    }
}
------------------------------------------------------------------------------------------------------------------------------------------------------------
Test Class:


@isTest
public class FacultyearnGFCBatchTest {      

    @TestSetup
    public static void setup() {    
    
    Id CPS_ACCOUNT_REC_TYPE = NEUSFIDHelper.retrieveRecordTypeId(CPSConstants.REC_TYPE_ACCOUNT_APPLICANT, 'Account');
    Id TEACHING_ASSIGNMENT_REC_TYPE = NEUSFIDHelper.retrieveRecordTypeId(CPSConstants.FACULTY_TEACHING_ASSIGNMENT_RECORD_TYPE_NAME, 'Contract');

     Account acc = new Account(FirstName = 'Novak', LastName = 'Djokovic', CPS_faculty_type__pc = 'Lecturer' ,Faculty_Employment_Status__pc ='Active', Union_Member__c = true, NU_ID__c = '1112229', RecordTypeId = CPS_ACCOUNT_REC_TYPE);
     insert acc;
     Term__c term = 
       new Term__c(
                        Name = 'Winter 2022 CPS Quarter',
                        Term_External_Id__c = '006A',
                        Academic_Year__c = '2022');
       insert term;

       Part_of_Term__c partofTerms =
       new Part_of_Term__c(
                    Name = '8',
                        Term__c = term.Id,
                         Short_Name__c = 'Spring 2022, First Six-week Session',
                         Part_of_Term_External_Id__c = 'A10008',
                        Start_Date_Part_of_Term__c = Date.parse('4/1/2022'));
       insert partofTerms;


         Course_Catalog__c courseCatalog = 
            new Course_Catalog__c(Name = 'cat-1');

         insert courseCatalog;

          Course_Section__c cSec = new Course_Section__c(
                        Name = '202215-80001',
                        CRN__c = '80001',
                        Course_Catalog__c = courseCatalog.id,
                        Part_of_Term__c = partofTerms.Id,
                        Credit_Hours__c = 3,
                        Payroll_Actual_Enrollment__c = 0,
                        Course_Section_Status__c  = 'Active');
          insert cSec;

           Compensation_Rate__c compensationRate =
           new Compensation_Rate__c(
                        Name = 'No Payment for this Class',
                        RecordTypeId = CPSCompensationRateUtil.getRecordTypeId('Base Contract Pay'),
                        Rate_Type__c = 'Flat Amount',
                        Amount__c = 8000);
           insert compensationRate;
           Contract contract =null;
                    contract = new Contract(
                    AccountId = acc.Id,
                    Academic_Year__c = '2018-2019',
                    Is_Canceled__c = false,
                    StartDate = Date.newInstance(2018, 10, 10),
                    RecordTypeId = TEACHING_ASSIGNMENT_REC_TYPE,
                    Course_Section_ID__c = cSec.id,
                    Type__c = 'Primary',
                    Status = 'Draft',
                    Campus__c = 'Boston',
                    Canceled_Contract_Fee__c = '100% GFC Fee',
                    Compensation_Rate__c = compensationRate.id);
            insert contract;
            
            Course_Section__c cs = new Course_Section__c(Id=cSec.Id);
            cs.Course_Section_Status__c ='Cancelled';
            update cs;

            Contract con = new Contract(Id = contract.Id);
            con.Status ='Activated';
            update con;

            Faculty_Good_Faith_Consideration__c fac = new Faculty_Good_Faith_Consideration__c();
            fac.Contract__c = con.Id;
            fac.Course_Section__c = con.Course_Section_ID__c;
            fac.AccountName__c = con.AccountId;
            fac.GFC_For_Given_Course__c = true;
            insert fac;
                                    

    }


    public static testmethod void test_GFCexecute() {
        // Implement test code
        List<Contract> conLst = new List<Contract>();
        Database.BatchableContext bc;
        Test.startTest();
        
        try {
            conLst =[Select Id,name,Status,Course_Section_Status__c,Course_Section_ID__c,AccountId from Contract];
            
            FacultyearnGFCBatch gfcBatch = new FacultyearnGFCBatch();           
            Database.executeBatch(gfcBatch);
            
            gfcBatch.execute(bc,conLst);            

        } catch(Exception ex) {
            System.debug(ex.getMessage());
        }       

        Test.stopTest();

        System.assert(conLst[0].Status=='Activated');
        System.assert(conLst[0].Course_Section_Status__c=='Cancelled');
        


    }

    
    public static testmethod void testStart() {
        List<Faculty_Good_Faith_Consideration__c> facl = new List<Faculty_Good_Faith_Consideration__c>();
        Database.BatchableContext bc;
        Test.startTest();

        facl =[Select id,name,Course_Section__r.Course_Section_Status__c from Faculty_Good_Faith_Consideration__c];
        FacultyearnGFCBatch gfcBatch = new FacultyearnGFCBatch();
        gfcBatch.start(bc);

        Test.stopTest();
        System.assert(facl[0].Id!=null);


    }   
    
    
}