fix:a single node self-loop when executing NOLOOP

[AntiTopQuark]

What type of PR is this?

• bug
• feature
• enhancement

What problem(s) does this PR solve?

Issue(s) number:

fix #5764

Description:

Use of the noloop parameter in the find path statement does not exclude the self-loop case

How do you solve it?

New logical judgement on self-loops in the AllPathsExecutor::doBuildPath() function

Special notes for your reviewer, ex. impact of this fix, design document, etc:

Checklist:

Tests:

• Unit test(positive and negative cases)
• Function test
• Performance test
• N/A

Affects:

• Documentation affected (Please add the label if documentation needs to be modified.)
• Incompatibility (If it breaks the compatibility, please describe it and add the label.）
• If it's needed to cherry-pick (If cherry-pick to some branches is required, please label the destination version(s).)
• Performance impacted: Consumes more CPU/Memory

Release notes:

Please confirm whether to be reflected in release notes and how to describe:

ex. Fixed the bug .....

[AntiTopQuark]

The two results look the same, but pytest thinks they are different and reports an error?

[AntiTopQuark]

Also I am getting some session related errors when compiling tests in docker, is this as expected?

[Salieri-004]

The two results look the same, but pytest thinks they are different and reports an error?

This is not as expected and may be a problem with our testing framework. Thanks for your help.