waterlubber@gamingPC  ~/Downloads/msbuild   master  makepkg
==> Making package: msbuild 16.3+xamarinxplat.2019.08.08.00.55-1 (Fri 23 Aug 2019 12:08:08 PM EDT)
==> Checking runtime dependencies...
==> Checking buildtime dependencies...
==> Retrieving sources...
  -> Downloading msbuild-16.3+xamarinxplat.2019.08.08.00.55.tar.xz...
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 9631k  100 9631k    0     0  8107k      0  0:00:01  0:00:01 --:--:-- 8107k
  -> Found copy_hostfxr.patch
  -> Found fix_bashisms.patch
  -> Found license_check_is_case_sensitive.diff
==> Validating source files with sha256sums...
    msbuild-16.3+xamarinxplat.2019.08.08.00.55.tar.xz ... Passed
    copy_hostfxr.patch ... Passed
    fix_bashisms.patch ... Passed
    license_check_is_case_sensitive.diff ... Passed
==> Extracting sources...
  -> Extracting msbuild-16.3+xamarinxplat.2019.08.08.00.55.tar.xz with bsdtar
==> Starting prepare()...
patching file gen_build_info.sh
patching file mono/create_bootstrap.sh
patching file msbuild-deploy.in
patching file eng/cibuild_bootstrapped_msbuild.sh
patching file eng/cibuild_bootstrapped_msbuild.sh
patching file LICENSE
patching file license
==> Starting build()...
** Downloading MSBUILD from https://github.com/mono/msbuild/releases/download/0.07/mono_msbuild_xplat-master-8f608e49.zip
##vso[task.setvariable variable=Artifacts;isSecret=false;isOutput=true]/mnt/main/home/waterlubber/Downloads/msbuild/src/msbuild-16.3/artifacts
##vso[task.setvariable variable=Artifacts.Toolset;isSecret=false;isOutput=true]/mnt/main/home/waterlubber/Downloads/msbuild/src/msbuild-16.3/artifacts/toolset
##vso[task.setvariable variable=Artifacts.Log;isSecret=false;isOutput=true]/mnt/main/home/waterlubber/Downloads/msbuild/src/msbuild-16.3/artifacts/log/Release-MONO
##vso[task.setvariable variable=Temp;isSecret=false;isOutput=true]/mnt/main/home/waterlubber/Downloads/msbuild/src/msbuild-16.3/artifacts/tmp/Release-MONO
##vso[task.setvariable variable=TMP;isSecret=false;isOutput=true]/mnt/main/home/waterlubber/Downloads/msbuild/src/msbuild-16.3/artifacts/tmp/Release-MONO
Some command line switches were read from the auto-response file "MSBuild.rsp". To disable this file, use the "-noAutoResponse" switch.
/mnt/main/home/waterlubber/Downloads/msbuild/src/msbuild-16.3/eng/../artifacts/mono-msbuild/MSBuild.dll /nologo /bl:/mnt/main/home/waterlubber/Downloads/msbuild/src/msbuild-16.3/artifacts/log/Release-MONO/ToolsetRestore.binlog /clp:Summary /clp:ErrorsOnly;NoSummary /m /nr:false /p:TreatWarningsAsErrors=true /p:ContinuousIntegrationBuild=true /p:__ToolsetLocationOutputFile=/mnt/main/home/waterlubber/Downloads/msbuild/src/msbuild-16.3/artifacts/toolset/1.0.0-beta.19376.18.txt /t:__WriteToolsetLocation /v:minimal /warnaserror /mnt/main/home/waterlubber/Downloads/msbuild/src/msbuild-16.3/artifacts/toolset/restore.proj
Retrying 'FindPackagesByIdAsync' for source 'https://dotnetmyget.blob.core.windows.net/artifacts/roslyn-tools/nuget/v3/flatcontainer/microsoft.dotnet.arcade.sdk/index.json'.
No such host is known
Retrying 'FindPackagesByIdAsync' for source 'https://dotnetmyget.blob.core.windows.net/artifacts/roslyn-tools/nuget/v3/flatcontainer/microsoft.dotnet.arcade.sdk/index.json'.
No such host is known
Retrying 'FindPackagesByIdAsync' for source 'https://dotnetmyget.blob.core.windows.net/artifacts/aspnetcore-release/nuget/v3/flatcontainer/microsoft.dotnet.arcade.sdk/index.json'.
No such host is known
Retrying 'FindPackagesByIdAsync' for source 'https://dotnetfeed.blob.core.windows.net/orchestrated-release-2-1/20180420-03/aspnet-inputs/flatcontainer/microsoft.dotnet.arcade.sdk/index.json'.
No such host is known
Retrying 'FindPackagesByIdAsync' for source 'https://dotnetmyget.blob.core.windows.net/artifacts/dotnet-core/nuget/v3/flatcontainer/microsoft.dotnet.arcade.sdk/index.json'.
No such host is known
Retrying 'FindPackagesByIdAsync' for source 'https://api.nuget.org/v3-flatcontainer/microsoft.dotnet.arcade.sdk/index.json'.
No such host is known
Retrying 'FindPackagesByIdAsync' for source 'https://dotnetmyget.blob.core.windows.net/artifacts/roslyn/nuget/v3/flatcontainer/microsoft.dotnet.arcade.sdk/index.json'.
No such host is known
Retrying 'FindPackagesByIdAsync' for source 'https://www.myget.org/F/container-tools-for-visual-studio/api/v3/flatcontainer/microsoft.dotnet.arcade.sdk/index.json'.
No such host is known
Retrying 'FindPackagesByIdAsync' for source 'https://dotnetmyget.blob.core.windows.net/artifacts/nuget-build/nuget/v3/flatcontainer/microsoft.dotnet.arcade.sdk/index.json'.
No such host is known
Retrying 'FindPackagesByIdAsync' for source 'https://dotnetmyget.blob.core.windows.net/artifacts/aspnetcore-release/nuget/v3/flatcontainer/microsoft.dotnet.arcade.sdk/index.json'.
No such host is known
Retrying 'FindPackagesByIdAsync' for source 'https://dotnetmyget.blob.core.windows.net/artifacts/msbuild/nuget/v3/flatcontainer/microsoft.dotnet.arcade.sdk/index.json'.
No such host is known
Retrying 'FindPackagesByIdAsync' for source 'https://dotnetmyget.blob.core.windows.net/artifacts/aspnetcore-dev/nuget/v3/flatcontainer/microsoft.dotnet.arcade.sdk/index.json'.
No such host is known
/mnt/main/home/waterlubber/Downloads/msbuild/src/msbuild-16.3/artifacts/toolset/restore.proj : error : Failed to retrieve information about 'Microsoft.DotNet.Arcade.Sdk' from remote source 'https://dotnetmyget.blob.core.windows.net/artifacts/roslyn-tools/nuget/v3/flatcontainer/microsoft.dotnet.arcade.sdk/index.json'.
/mnt/main/home/waterlubber/Downloads/msbuild/src/msbuild-16.3/artifacts/toolset/restore.proj : error : Failed to retrieve information about 'Microsoft.DotNet.Arcade.Sdk' from remote source 'https://dotnetmyget.blob.core.windows.net/artifacts/roslyn-tools/nuget/v3/flatcontainer/microsoft.dotnet.arcade.sdk/index.json'.
##vso[task.logissue type=error]Build failed (exit code '1').
==> ERROR: A failure occurred in build().
    Aborting...