Pipeline script continues after errors in powershell script.

Pipeline (none of the mentioned files exist!):
node("...") {
    ws("x:\src") {
        powershell 'Copy-Item "a.xml" -Destination "b.xml"'
    }
}

output:
[Pipeline] {
[Pipeline] ws
Running in x:\src
[Pipeline] {
[Pipeline] powershell
[src] Running PowerShell script
powershell.exe : Copy-Item : Cannot find path 'X:\src\a.xml' because it does not exist.
At X:\src@tmp\durable-472cdca6\powershellWrapper.ps1:5 char:3
+ & powershell -NoProfile -NonInteractive -ExecutionPolicy Bypass -Fi ...
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo : NotSpecified: (Copy-Item : Can...does not exist. :String) [], RemoteException
+ FullyQualifiedErrorId : NativeCommandError

At X:\src@tmp\durable-472cdca6\powershellScript.ps1:1 char:1

+ Copy-Item "a.xml" -Destination "b.xml"

+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

+ CategoryInfo : ObjectNotFound: (X:\src\a.xml:String) [Copy-Item

], ItemNotFoundException

+ FullyQualifiedErrorId : PathNotFound,Microsoft.PowerShell.Commands.CopyI

temCommand

[Pipeline] }
[Pipeline] // ws
[Pipeline] }
[Pipeline] // node
[Pipeline] End of Pipeline
Finished: SUCCESS