Expected output `atmega2560` :
```
Memory region         Used Size  Region Size  %age Used
            text:        1974 B       256 KB      0.75%
            data:          31 B         8 KB      0.38%
          eeprom:          0 GB         4 KB      0.00%
            fuse:          0 GB          3 B      0.00%
            lock:          0 GB         1 KB      0.00%
       signature:          0 GB         1 KB      0.00%
 user_signatures:          0 GB         1 KB      0.00%
[100%] Built target sample_footprint
Hello
Hello
Hello
```