Fix Array Deserialization Panic #2902

Job	Run time
Check Style	16s
Check (stable)	7s
Check (nightly)	1m 13s
Check no_std	32s
List directories for parallelizing tests	4s
Check Documentation	1m 6s
Test (stable)	9m 8s
Test assembly	8m 49s
Test (nightly)	17m 55s
Test (cp6_782/)	6s
Test (mnt4_753/)	14s
Test (mnt6_753/)	12s
Test (./ed25519)	1m 3s
Test (./mnt6_298)	5m 33s
Test (./grumpkin)	1m 14s
Test (./ed_on_cp6_782)	1m 26s
Test (./ed_on_mnt4_753)	3m 57s
Test (./ed_on_bw6_761)	1m 0s
Test (./bls12_381)	3m 18s
Test (./ed_on_bls12_381_bandersnatch)	1m 3s
Test (./ed_on_mnt4_298)	1m 11s
Test (./secq256k1)	1m 13s
Test (./bn254)	2m 29s
Test (./mnt4_298)	3m 48s
Test (./secp256r1)	1m 24s
Test (./vesta)	1m 12s
Test (./ed_on_bn254)	1m 6s
Test (./bw6_761)	3m 50s
Test (./curve25519)	1m 5s
Test (./pallas)	1m 24s
Test (./ed_on_bls12_377)	1m 7s
Test (./secp384r1)	1m 26s
Test (./secp256k1)	1m 19s
Test (./ed_on_bls12_381)	1m 27s
Test (./bls12_377)	4m 22s
Test (./bw6_767)	4m 15s
	1h 30m 54s

Provide feedback