Intermittent build issue

[knocte]

Description

Example: https://github.com/nblockchain/CrossMaui/actions/runs/4436996663/jobs/7786123255

CSC : error CS0006: Metadata file '/home/runner/work/CrossMaui/CrossMaui/.nuspec/Microsoft.Maui.Controls.SourceGen.dll' could not be found [/home/runner/work/CrossMaui/CrossMaui/src/Controls/samples/Controls.Sample.Gtk/Controls.Sample.Gtk.csproj]
  Core -> /home/runner/work/CrossMaui/CrossMaui/src/Core/src/bin/Debug/netstandard2.1/Microsoft.Maui.dll
  Compatibility -> /home/runner/work/CrossMaui/CrossMaui/src/Compatibility/Core/src/bin/Debug/net6.0/Microsoft.Maui.Controls.Compatibility.dll
  ##vso[build.updatebuildnumber]6.0.409+0-sha.0839557-azdo.
  ##vso[build.updatebuildnumber]6.0.409+0-sha.0839557-azdo.
  Git Info:
    GitInfoBaseDir:       /home/runner/work/CrossMaui/CrossMaui/src/Controls/src/Core
    GitRoot:              /home/runner/work/CrossMaui/CrossMaui/
    GitRepositoryUrl      https://github.com/nblockchain/CrossMaui
    GitBranch:            0839557
    GitCommit:            0839557
    GitSha:               0839557752acad26800de87ec2d0582041e1cef4
    GitCommitDate:        2023-03-16T20:24:19+08:00
    GitBaseVersion:       6.0.409
    GitBaseVersionSource: /home/runner/work/CrossMaui/CrossMaui/GitInfo.txt
    GitBaseVersionMajor:  6
    GitBaseVersionMinor:  0
    GitBaseVersionPatch:  409
    GitCommits:           0
    GitTag:               
    GitBaseTag:           
    GitSemVerMajor:       6
    GitSemVerMinor:       0
    GitSemVerPatch:       409
    GitSemVerLabel:       
    GitSemVerDashLabel:   
    GitSemVerSource:      File
  
  Graphics.Gtk -> /home/runner/work/CrossMaui/CrossMaui/src/Graphics/src/Graphics.Gtk/bin/Debug/netstandard2.1/Graphics.Gtk.dll
  Controls.Core -> /home/runner/work/CrossMaui/CrossMaui/src/Controls/src/Core/bin/Debug/netstandard2.1/Microsoft.Maui.Controls.dll
  ##vso[build.updatebuildnumber]6.0.409+0-sha.0839557-azdo.
  Controls.Xaml -> /home/runner/work/CrossMaui/CrossMaui/src/Controls/src/Xaml/bin/Debug/netstandard2.1/Microsoft.Maui.Controls.Xaml.dll
  ##vso[build.updatebuildnumber]6.0.409+0-sha.0839557-azdo.
  ##vso[build.updatebuildnumber]6.0.409+0-sha.0839557-azdo.
  Graphics.Gtk -> /home/runner/work/CrossMaui/CrossMaui/src/Graphics/src/Graphics.Gtk/bin/Debug/netstandard2.0/Graphics.Gtk.dll
  Compatibility -> /home/runner/work/CrossMaui/CrossMaui/src/Compatibility/Core/src/bin/Debug/netstandard2.1/Microsoft.Maui.Controls.Compatibility.dll
  Controls.Core -> /home/runner/work/CrossMaui/CrossMaui/src/Controls/src/Core/bin/Debug/netstandard2.0/Microsoft.Maui.Controls.dll
  ##vso[build.updatebuildnumber]6.0.409+0-sha.0839557-azdo.
  Controls.Xaml -> /home/runner/work/CrossMaui/CrossMaui/src/Controls/src/Xaml/bin/Debug/netstandard2.0/Microsoft.Maui.Controls.Xaml.dll
  ##vso[build.updatebuildnumber]6.0.409+0-sha.0839557-azdo.
  Compatibility -> /home/runner/work/CrossMaui/CrossMaui/src/Compatibility/Core/src/bin/Debug/netstandard2.0/Microsoft.Maui.Controls.Compatibility.dll
  ##vso[build.updatebuildnumber]6.0.409+0-sha.0839557-azdo.
  Controls.SourceGen -> /home/runner/work/CrossMaui/CrossMaui/src/Controls/src/SourceGen/bin/Debug/netstandard2.0/Microsoft.Maui.Controls.SourceGen.dll
  ##vso[build.updatebuildnumber]6.0.409+0-sha.0839557-azdo.
  Controls.Build.Tasks -> /home/runner/work/CrossMaui/CrossMaui/src/Controls/src/Build.Tasks/bin/Debug/netstandard2.0/Microsoft.Maui.Controls.Build.Tasks.dll

Build FAILED.

CSC : error CS0006: Metadata file '/home/runner/work/CrossMaui/CrossMaui/.nuspec/Microsoft.Maui.Controls.SourceGen.dll' could not be found [/home/runner/work/CrossMaui/CrossMaui/src/Controls/samples/Controls.Sample.Gtk/Controls.Sample.Gtk.csproj]
    0 Warning(s)
    1 Error(s)

Steps to Reproduce

CI

Link to public reproduction project repository

N/A

Version with bug

Unknown/Other (please specify)

Last version that worked well

Unknown/Other

Affected platforms

I was not able test on other platforms

Affected platform versions

all

Did you find any workaround?

No response

Relevant log output

No response

[knocte]

Another instance: https://github.com/nblockchain/CrossMaui/actions/runs/4437090100/jobs/7786334499