Here's an excerpt from one of my build logs...

Project "C:\development\hudson-slave\workspace\MySolution\MySolution.sln" (1) is building "C:\development\hudson-slave\workspace\MySolution\MyProject\MonthCalendar.csproj" (3) on node 0 (Rebuild target(s)).
Deleting file "C:\development\hudson-slave\workspace\MySolution\MyProject\bin\x86\Release\MonthCalendar.dll".
Deleting file "C:\development\hudson-slave\workspace\MySolution\MyProject\obj\x86\Release\Nabi.Calendar.AlignControl.resources".
Deleting file "C:\development\hudson-slave\workspace\MySolution\MyProject\obj\x86\Release\Nabi.Calendar.ImageListPanel.resources".
Deleting file "C:\development\hudson-slave\workspace\MySolution\MyProject\obj\x86\Release\Nabi.Calendar.MonthCalendar.resources".
Deleting file "C:\development\hudson-slave\workspace\MySolution\MyProject\obj\x86\Release\Nabi.Calendar.Resource1.resources".
Deleting file "C:\development\hudson-slave\workspace\MySolution\MyProject\obj\x86\Release\MonthCalendar.csproj.GenerateResource.Cache".
Deleting file "C:\development\hudson-slave\workspace\MySolution\MyProject\obj\x86\Release\MonthCalendar.dll".
EntityClean:
Successfully cleaned the output for 0 EDMX files.
EntityDeploy:
Processing 0 EDMX files.
Finished processing 0 EDMX files.
CoreResGen:
Processing resource file "AlignControl.resx" into "obj\x86\Release\Nabi.Calendar.AlignControl.resources".
Processing resource file "ImageListPanel.resx" into "obj\x86\Release\Nabi.Calendar.ImageListPanel.resources".
Processing resource file "MonthCalendar.resx" into "obj\x86\Release\Nabi.Calendar.MonthCalendar.resources".
Processing resource file "Resource1.resx" into "obj\x86\Release\Nabi.Calendar.Resource1.resources".
MonthCalendar.cs(1994,25): warning CS0809: Obsolete member 'Nabi.Calendar.MonthCalendar.BackgroundImage' overrides non-obsolete member 'System.Windows.Forms.Control.BackgroundImage'
MonthCalendar.cs(2009,31): warning CS0809: Obsolete member 'Nabi.Calendar.MonthCalendar.RightToLeft' overrides non-obsolete member 'System.Windows.Forms.Control.RightToLeft'
MonthCalendar.cs(2024,24): warning CS0809: Obsolete member 'Nabi.Calendar.MonthCalendar.Font' overrides non-obsolete member 'System.Windows.Forms.Control.Font'
MonthCalendar.cs(2039,25): warning CS0809: Obsolete member 'Nabi.Calendar.MonthCalendar.BackColor' overrides non-obsolete member 'System.Windows.Forms.Control.BackColor'
MonthCalendar.cs(2054,26): warning CS0809: Obsolete member 'Nabi.Calendar.MonthCalendar.Text' overrides non-obsolete member 'System.Windows.Forms.Control.Text'
MonthCalendar.cs(2069,25): warning CS0809: Obsolete member 'Nabi.Calendar.MonthCalendar.ForeColor' overrides non-obsolete member 'System.Windows.Forms.Control.ForeColor'
CopyFilesToOutputDirectory:
Copying file from "obj\x86\Release\MonthCalendar.dll" to "bin\x86\Release\MonthCalendar.dll".
MonthCalendar -> C:\development\hudson-slave\workspace\MySolution\MyProject\bin\x86\Release\MonthCalendar.dll
Done Building Project "C:\development\hudson-slave\workspace\MySolution\MyProject\MonthCalendar.csproj" (Rebuild target(s)).

This produces warnings as follows:

<warning>
<message>Obsolete member 'Nabi.Calendar.MonthCalendar.RightToLeft' overrides non-obsolete member 'System.Windows.Forms.
Control.RightToLeft'</message>
<priority>NORMAL</priority>
<key>42</key>
<lineRanges>
<range>
<start>2009</start>
<end>2009</end>
</range>
</lineRanges>
<primaryLineNumber>2009</primaryLineNumber>
<fileName>MonthCalendar.cs</fileName>
<packageName>-</packageName>
<category>CS0809</category>
<type>MSBuild</type>
<contextHashCode>43</contextHashCode>
<origin>warnings</origin>
<pathName></pathName>
</warning>
<warning>

When the correct fileName and pathName should be:

<fileName>MyProject/MonthCalendar.cs</fileName>

<pathName>MyProject</pathName>