code: Fix warnings

[felinira]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 41.66667% with 35 lines in your changes are missing coverage. Please review.

Project coverage is 40.34%. Comparing base (6b11a4c) to head (0f95f5d).
Report is 2 commits behind head on master.

Files	Patch %	Lines
src/transfer/v2.rs	0.00%	10 Missing ⚠️
cli/src/main.rs	0.00%	8 Missing ⚠️
src/transfer.rs	20.00%	4 Missing ⚠️
src/transfer/v1.rs	0.00%	4 Missing ⚠️
src/transit/crypto.rs	0.00%	4 Missing ⚠️
src/forwarding.rs	0.00%	2 Missing ⚠️
cli/src/util.rs	0.00%	1 Missing ⚠️
src/core.rs	88.88%	1 Missing ⚠️
src/transit.rs	50.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #212      +/-   ##
==========================================
+ Coverage   40.05%   40.34%   +0.29%     
==========================================
  Files          23       23              
  Lines        3298     3294       -4     
==========================================
+ Hits         1321     1329       +8     
+ Misses       1977     1965      -12     

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[felinira]

I'm really confused by the CI failures, it builds fine for me with (presumably?) the same options and the same targets?

[felinira]

I'm really confused by the CI failures, it builds fine for me with (presumably?) the same options and the same targets?

Answer to myself from myself from the future: This had apparently bumped the MSRV to 1.74. I would consider this to be something we might want to be doing anyway so I just bumped it to 1.75, for all the async improvements that landed in 1.75.