Code coverage report in Github action is inaccurate

[mnemonikr]

From cargo llvm-cov --workspace

Filename                      Regions    Missed Regions     Cover   Functions  Missed Functions  Executed       Lines      Missed Lines     Cover    Branches   Missed Branches     Cover
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
sla/src/ffi/rust.rs                 8                 0   100.00%           3                 0   100.00%          24                 0   100.00%           0                 0         -
sla/src/ffi/sys.rs                 55                16    70.91%          49                13    73.47%          54                18    66.67%           0                 0         -
sla/src/opcodes.rs                226                21    90.71%          46                18    60.87%         221                19    91.40%           0                 0         -
sla/src/sleigh.rs                 175                54    69.14%          62                22    64.52%         436                55    87.39%           0                 0         -
src/emulator.rs                  1613               493    69.44%         169                10    94.08%        2604                96    96.31%           0                 0         -
src/mem.rs                        176                58    67.05%          34                 9    73.53%         379                82    78.36%           0                 0         -
src/processor.rs                   78                24    69.23%          19                 7    63.16%         136                21    84.56%           0                 0         -
sym/src/buf.rs                    127                20    84.25%          64                10    84.38%         283                53    81.27%           0                 0         -
sym/src/convert.rs                155                 9    94.19%          68                 0   100.00%         328                 3    99.09%           0                 0         -
sym/src/sym.rs                    497                67    86.52%         156                11    92.95%        1015                81    92.02%           0                 0         -
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TOTAL                            3110               762    75.50%         670               100    85.07%        5480               428    92.19%           0                 0         -

From the Github Action:

Filename                      Regions    Missed Regions     Cover   Functions  Missed Functions  Executed       Lines      Missed Lines     Cover    Branches   Missed Branches     Cover
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
sla/src/ffi/rust.rs                 8                 8     0.00%           3                 3     0.00%          24                24     0.00%           0                 0         -
sla/src/ffi/sys.rs                 55                55     0.00%          49                49     0.00%          54                54     0.00%           0                 0         -
sla/src/opcodes.rs                226               225     0.44%          46                45     2.17%         221               220     0.45%           0                 0         -
sla/src/sleigh.rs                 175               162     7.43%          62                52    16.13%         436               416     4.59%           0                 0         -
src/emulator.rs                  1613               518    67.89%         169                13    92.31%        2604               135    94.82%           0                 0         -
src/mem.rs                        176                74    57.95%          34                14    58.82%         379               130    65.70%           0                 0         -
src/processor.rs                   78                78     0.00%          19                19     0.00%         136               136     0.00%           0                 0         -
sym/src/buf.rs                    127                85    33.07%          64                36    43.75%         283               167    40.99%           0                 0         -
sym/src/convert.rs                155                98    36.77%          68                40    41.18%         328               186    43.29%           0                 0         -
sym/src/sym.rs                    497               352    29.18%         156               108    30.77%        1015               629    38.03%           0                 0         -
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TOTAL                            3110              1655    46.78%         670               379    43.43%        5480              2097    61.73%           0                 0         -

[mnemonikr]

May be worth moving to cargo llvm-cov in the Github action per #36 .