Make arrays shared cow v2

[azteca1998]

Checklist

• Linked to Github Issue
• Unit tests added
• Integration tests added.
• This change requires new documentation.
  • Documentation has been added/updated.

[github-actions]

Benchmarking results

Benchmark for program factorial_2M

Open benchmarks

Command	Mean [s]	Min [s]	Max [s]	Relative
Cairo-vm (Rust, Cairo 1)	11.595 ± 0.215	10.998	11.710	8.60 ± 0.16
cairo-native (embedded AOT)	3.600 ± 0.023	3.568	3.634	2.67 ± 0.02
cairo-native (embedded JIT using LLVM's ORC Engine)	3.338 ± 0.019	3.308	3.360	2.47 ± 0.02
cairo-native (standalone AOT with -march=native)	1.349 ± 0.005	1.345	1.361	1.00

Benchmark for program fib_2M

Open benchmarks

Command	Mean [s]	Min [s]	Max [s]	Relative
Cairo-vm (Rust, Cairo 1)	11.073 ± 0.323	10.739	11.610	141.63 ± 4.14
cairo-native (embedded AOT)	3.076 ± 0.037	3.040	3.146	39.34 ± 0.48
cairo-native (embedded JIT using LLVM's ORC Engine)	2.852 ± 0.020	2.823	2.882	36.48 ± 0.28
cairo-native (standalone AOT with -march=native)	0.078 ± 0.000	0.078	0.079	1.00

Benchmark for program logistic_map

Open benchmarks

Command	Mean [s]	Min [s]	Max [s]	Relative
Cairo-vm (Rust, Cairo 1)	4.283 ± 0.022	4.249	4.318	17.61 ± 0.09
cairo-native (embedded AOT)	3.186 ± 0.025	3.136	3.216	13.10 ± 0.10
cairo-native (embedded JIT using LLVM's ORC Engine)	3.135 ± 0.034	3.072	3.181	12.89 ± 0.14
cairo-native (standalone AOT with -march=native)	0.243 ± 0.000	0.243	0.244	1.00

[github-actions]

Benchmark results Main vs HEAD.

Command	Mean [s]	Min [s]	Max [s]	Relative
base factorial_2M.cairo (JIT)	3.272 ± 0.053	3.221	3.350	1.00
base factorial_2M.cairo (AOT)	3.462 ± 0.040	3.380	3.526	1.06 ± 0.02
Command	Mean [s]	Min [s]	Max [s]	Relative
:---	---:	---:	---:	---:
head factorial_2M.cairo (JIT)	3.205 ± 0.033	3.165	3.262	1.00
head factorial_2M.cairo (AOT)	3.397 ± 0.026	3.342	3.428	1.06 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base fib_2M.cairo (JIT)	2.906 ± 0.069	2.810	3.010	1.00
base fib_2M.cairo (AOT)	2.991 ± 0.050	2.927	3.075	1.03 ± 0.03
Command	Mean [s]	Min [s]	Max [s]	Relative
:---	---:	---:	---:	---:
head fib_2M.cairo (JIT)	2.747 ± 0.020	2.725	2.797	1.00
head fib_2M.cairo (AOT)	2.938 ± 0.021	2.909	2.975	1.07 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base logistic_map.cairo (JIT)	3.086 ± 0.075	3.018	3.210	1.00
base logistic_map.cairo (AOT)	3.126 ± 0.054	3.069	3.231	1.01 ± 0.03
Command	Mean [s]	Min [s]	Max [s]	Relative
:---	---:	---:	---:	---:
head logistic_map.cairo (JIT)	3.029 ± 0.017	3.002	3.054	1.00
head logistic_map.cairo (AOT)	3.094 ± 0.011	3.080	3.117	1.02 ± 0.01

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 88.85794% with 40 lines in your changes missing coverage. Please review.

Project coverage is 82.54%. Comparing base (2b945fc) to head (1ae56d6).

Files with missing lines	Patch %	Lines
src/starknet.rs	44.11%	19 Missing ⚠️
src/executor/contract.rs	80.00%	7 Missing ⚠️
src/values.rs	94.04%	5 Missing ⚠️
src/types/array.rs	97.84%	4 Missing ⚠️
src/libfuncs.rs	0.00%	3 Missing ⚠️
src/executor.rs	77.77%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #897      +/-   ##
==========================================
- Coverage   82.63%   82.54%   -0.10%     
==========================================
  Files         117      117              
  Lines       33505    34061     +556     
==========================================
+ Hits        27687    28114     +427     
- Misses       5818     5947     +129     

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