2021-04-07T15:03:39.8743857Z ##[group]Run dotnet nuget add source https://api.nuget.org/v3/index.json -n nuget.org
2021-04-07T15:03:39.8745154Z dotnet nuget add source https://api.nuget.org/v3/index.json -n nuget.org
2021-04-07T15:03:39.8801100Z shell: C:\Program Files\PowerShell\7\pwsh.EXE -command ". '{0}'"
2021-04-07T15:03:39.8801706Z env:
2021-04-07T15:03:39.8802261Z   JAVA_HOME_11.0.9_x64: C:\hostedtoolcache\windows\jdk\11.0.9\x64
2021-04-07T15:03:39.8803077Z   JAVA_HOME: C:\hostedtoolcache\windows\jdk\11.0.9\x64
2021-04-07T15:03:39.8803792Z   JAVA_HOME_11_0_9_X64: C:\hostedtoolcache\windows\jdk\11.0.9\x64
2021-04-07T15:03:39.8804373Z ##[endgroup]
2021-04-07T15:03:45.7931236Z 
2021-04-07T15:03:45.8252165Z Welcome to .NET 5.0!
2021-04-07T15:03:45.8252864Z ---------------------
2021-04-07T15:03:45.8253317Z SDK Version: 5.0.201
2021-04-07T15:03:45.8253634Z 
2021-04-07T15:03:45.8256714Z Telemetry
2021-04-07T15:03:45.8257505Z ---------
2021-04-07T15:03:45.8259175Z The .NET tools collect usage data in order to help us improve your experience. It is collected by Microsoft and shared with the community. You can opt-out of telemetry by setting the DOTNET_CLI_TELEMETRY_OPTOUT environment variable to '1' or 'true' using your favorite shell.
2021-04-07T15:03:45.8262565Z 
2021-04-07T15:03:45.8263526Z Read more about .NET CLI Tools telemetry: https://aka.ms/dotnet-cli-telemetry
2021-04-07T15:03:45.8264220Z 
2021-04-07T15:03:45.8264661Z ----------------
2021-04-07T15:03:45.8265351Z Installed an ASP.NET Core HTTPS development certificate.
2021-04-07T15:03:45.8266253Z To trust the certificate run 'dotnet dev-certs https --trust' (Windows and macOS only).
2021-04-07T15:03:45.8267176Z Learn about HTTPS: https://aka.ms/dotnet-https
2021-04-07T15:03:45.8267813Z ----------------
2021-04-07T15:03:45.8268516Z Write your first app: https://aka.ms/dotnet-hello-world
2021-04-07T15:03:45.8269345Z Find out what's new: https://aka.ms/dotnet-whats-new
2021-04-07T15:03:45.8270306Z Explore documentation: https://aka.ms/dotnet-docs
2021-04-07T15:03:45.8271272Z Report issues and find source on GitHub: https://github.com/dotnet/core
2021-04-07T15:03:45.8272280Z Use 'dotnet --help' to see available commands or visit: https://aka.ms/dotnet-cli
2021-04-07T15:03:45.8273252Z --------------------------------------------------------------------------------------
2021-04-07T15:03:49.3600584Z error: The name specified has already been added to the list of available package sources. Provide a unique name.
2021-04-07T15:03:50.0715035Z 
2021-04-07T15:03:50.0722021Z 
2021-04-07T15:03:50.0723366Z Usage: dotnet nuget add source [arguments] [options]
2021-04-07T15:03:50.0723945Z 
2021-04-07T15:03:50.0724442Z Arguments:
2021-04-07T15:03:50.0725137Z   PackageSourcePath  Path to the package source.
2021-04-07T15:03:50.0725694Z 
2021-04-07T15:03:50.0726141Z Options:
2021-04-07T15:03:50.0726723Z   -n|--name                       Name of the source.
2021-04-07T15:03:50.0727696Z   -u|--username                   Username to be used when connecting to an authenticated source.
2021-04-07T15:03:50.0729361Z   -p|-*** to be used when connecting to an authenticated source.
2021-04-07T15:03:50.0731158Z   --store-password-in-clear-text  Enables storing portable package source credentials by disabling password encryption.
2021-04-07T15:03:50.0733877Z   --valid-authentication-types    Comma-separated list of valid authentication types for this source. Set this to basic if the server advertises NTLM or Negotiate and your credentials must be sent using the Basic mechanism, for instance when using a PAT with on-premises Azure DevOps Server. Other valid values include negotiate, kerberos, ntlm, and digest, but these values are unlikely to be useful.
2021-04-07T15:03:50.0737411Z   --configfile                    The NuGet configuration file. If specified, only the settings from this file will be used. If not specified, the hierarchy of configuration files from the current directory will be used. For more information, see https://docs.microsoft.com/nuget/consume-packages/configuring-nuget-behavior.
2021-04-07T15:03:50.0740921Z   -h|--help                       Show help information
2021-04-07T15:03:50.0845931Z ##[error]Process completed with exit code 1.