Fix calloop double borrows

[i509VCB]

Fixes #109

[codecov[bot]]

Codecov Report

Merging #110 (df4d918) into master (e7cba58) will increase coverage by 0.04%. The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #110      +/-   ##
==========================================
+ Coverage   89.22%   89.26%   +0.04%     
==========================================
  Files          17       17              
  Lines        1698     1723      +25     
==========================================
+ Hits         1515     1538      +23     
- Misses        183      185       +2     

Flag	Coverage Δ
macos-latest	88.77% <100.00%> (+0.05%)	:arrow_up:
ubuntu-latest	87.65% <100.00%> (+0.21%)	:arrow_up:

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
src/sources/mod.rs	95.69% <ø> (ø)
src/sys/mod.rs	90.75% <ø> (-0.85%)	:arrow_down:
src/loop_logic.rs	90.38% <100.00%> (+1.02%)	:arrow_up:
src/sources/ping/pipe.rs	97.10% <0.00%> (-1.45%)	:arrow_down:

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[chrisduerr]

I can also confirm that this fixes my issue, so should be good to go hopefully.

[kchibisov]

Might be related to this as well https://github.com/alacritty/alacritty/issues/6487

[kchibisov]

@i509VCB If you don't feel like finishing this PR(some codestyle suggestions from @elinorbgr) , let me know, so I can finish it, since right now it's causing crashes downstream which is frustrating.

[i509VCB]

Yeah feel free to take over the pull request, I seem to have forgotten about this one.

[elinorbgr]

Replaced by #115