Multiple checkout with custom paths fails in the container job

Required Information

Type: Bug

Task Name: checkout aka 6d15af64-176c-496d-b583-fd2ae21d4df4@1

Environment

• Server - Azure Pipelines

  This is a private CI setup, I can provide the account name, team project name, build definition name/build number via email.

• Agent - Hosted, Azure Pipelines, ubuntu-latest

Issue Description

When trying to use multiple checkout feature inside container job, it fails with ##[error]Unable to process command '##vso[plugininternal.updaterepositorypath alias=self;]/home/vsts/work/1/s' successfully.

This azure-pipelines.yml reproduces the issue:

resources:
  containers:
  - container: netcore_sdk_3
    image: mcr.microsoft.com/dotnet/core/sdk:3.1
stages:
- stage:
  jobs:
  - job:
    container: netcore_sdk_3
    pool:
      vmImage: ubuntu-latest
    steps:
      - checkout: self
        path: s
      - checkout: self
        path: s/.azd

Task logs

Anonymized task logs: azd_logs.zip

Error logs

==============================================================================
Task         : Get sources
Description  : Get sources from a repository. Supports Git, TfsVC, and SVN repositories.
Version      : 1.0.0
Author       : Microsoft
Help         : [More Information](https://go.microsoft.com/fwlink/?LinkId=798199)
==============================================================================
##[error]Unable to process command '##vso[plugininternal.updaterepositorypath alias=self;]/home/vsts/work/1/s' successfully. Please reference documentation (http://go.microsoft.com/fwlink/?LinkId=817296)
##[error]Repository path '/home/vsts/work/1/s' should be located under agent's work directory '/__w/1'.
##[debug]System.ArgumentException: Repository path '/home/vsts/work/1/s' should be located under agent's work directory '/__w/1'.
   at Microsoft.VisualStudio.Services.Agent.Worker.Build.BuildDirectoryManager.GetRelativeRepositoryPath(String buildDirectory, String repositoryPath)
   at Microsoft.VisualStudio.Services.Agent.Worker.PluginInternalUpdateRepositoryPathCommand.Execute(IExecutionContext context, Command command)
   at Microsoft.VisualStudio.Services.Agent.Worker.BaseWorkerCommandExtension.ProcessCommand(IExecutionContext context, Command command, IWorkerCommandRestrictionPolicy restrictionPolicy)
   at Microsoft.VisualStudio.Services.Agent.Worker.WorkerCommandManager.TryProcessCommand(IExecutionContext context, String input)

[beatcracker]

@qmfrederik FYI, I’ve worked around this issue by specifying target: host for checkout steps.

[jennli]

@beatcracker thank you so much for the work around, I am having the same issue and your method solved it.