Build failures in Sparse PIR

[jayavanth]

/home/ubuntu/private-membership/research/sparse_pir/sparse_pir/main.cpp: In function 'void Test4()':
/home/ubuntu/private-membership/research/sparse_pir/sparse_pir/main.cpp:405:3: error: 'BinAllocator2' was not declared in this scope; did you mean 'BinAllocator'?
  405 |   BinAllocator2 bin_allocator(1, 2, m, 1);
      |   ^~~~~~~~~~~~~
      |   BinAllocator
/home/ubuntu/private-membership/research/sparse_pir/sparse_pir/main.cpp:407:28: error: 'GenerateKeysBlocks' was not declared in this scope; did you mean 'GenerateKeys'?
  407 |   vector<oc::block> keys = GenerateKeysBlocks(n);
      |                            ^~~~~~~~~~~~~~~~~~
      |                            GenerateKeys
/home/ubuntu/private-membership/research/sparse_pir/sparse_pir/main.cpp:409:10: error: 'PlaintextValue2' was not declared in this scope; did you mean 'PlaintextValue'?
  409 |   vector<PlaintextValue2> values = ToPlaintextValues2(t, logt, raw_values);
      |          ^~~~~~~~~~~~~~~
      |          PlaintextValue
/home/ubuntu/private-membership/research/sparse_pir/sparse_pir/main.cpp:409:25: error: template argument 1 is invalid
  409 |   vector<PlaintextValue2> values = ToPlaintextValues2(t, logt, raw_values);
      |                         ^
/home/ubuntu/private-membership/research/sparse_pir/sparse_pir/main.cpp:409:25: error: template argument 2 is invalid
/home/ubuntu/private-membership/research/sparse_pir/sparse_pir/main.cpp:409:36: error: 'ToPlaintextValues2' was not declared in this scope; did you mean 'ToPlaintextValues'?
  409 |   vector<PlaintextValue2> values = ToPlaintextValues2(t, logt, raw_values);
      |                                    ^~~~~~~~~~~~~~~~~~
      |                                    ToPlaintextValues

similar failures in other test functions as well