Fix snapshot_take for arrays.

[azteca1998]

Currently, snapshot_take only deep-clones the first element of the array, causing segfaults in some cases and invalid data in others. This PR fixes that.

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)	11.404 ± 0.072	11.280	11.495	23.56 ± 0.52
cairo-native (embedded AOT)	1.574 ± 0.007	1.562	1.584	3.25 ± 0.07
cairo-native (embedded JIT using LLVM's ORC Engine)	1.648 ± 0.014	1.626	1.673	3.40 ± 0.08
cairo-native (standalone AOT)	0.652 ± 0.001	0.651	0.655	1.35 ± 0.03
cairo-native (standalone AOT with -march=native)	0.484 ± 0.010	0.480	0.513	1.00

Benchmark for program fib_2M

Open benchmarks

Command	Mean [s]	Min [s]	Max [s]	Relative
Cairo-vm (Rust, Cairo 1)	10.788 ± 0.045	10.725	10.857	1319.83 ± 29.50
cairo-native (embedded AOT)	1.137 ± 0.013	1.121	1.160	139.12 ± 3.45
cairo-native (embedded JIT using LLVM's ORC Engine)	1.144 ± 0.007	1.138	1.162	139.93 ± 3.20
cairo-native (standalone AOT)	0.009 ± 0.001	0.008	0.017	1.04 ± 0.08
cairo-native (standalone AOT with -march=native)	0.008 ± 0.000	0.008	0.010	1.00

Benchmark for program logistic_map

Open benchmarks

Command	Mean [s]	Min [s]	Max [s]	Relative
Cairo-vm (Rust, Cairo 1)	1.951 ± 0.016	1.921	1.975	29.42 ± 0.28
cairo-native (embedded AOT)	1.276 ± 0.011	1.258	1.292	19.24 ± 0.18
cairo-native (embedded JIT using LLVM's ORC Engine)	1.462 ± 0.017	1.442	1.499	22.05 ± 0.27
cairo-native (standalone AOT)	0.107 ± 0.000	0.107	0.108	1.62 ± 0.01
cairo-native (standalone AOT with -march=native)	0.066 ± 0.000	0.066	0.068	1.00

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 97.82609% with 2 lines in your changes missing coverage. Please review.

Project coverage is 91.67%. Comparing base (218131f) to head (1432385).

Files	Patch %	Lines
src/executor.rs	50.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #716      +/-   ##
==========================================
+ Coverage   91.61%   91.67%   +0.06%     
==========================================
  Files         118      118              
  Lines       32520    32599      +79     
==========================================
+ Hits        29792    29886      +94     
+ Misses       2728     2713      -15     

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[pefontana]

Nice one @azteca1998 !!!!