[FLINK-31016] "Run kubernetes pyflink application test" fails due to Rust package manager not being listed in the PATH

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Cannot Reproduce
• Affects Version/s: 1.17.0, 1.16.1
• Component/s: Test Infrastructure
• Labels: auto-deprioritized-major test-stability
• Assignee: Unassigned
• Reporter: Matthias Pohl
• Created: 10/Feb/23 11:53
• Updated: 21/Aug/23 09:09
• Resolved: 21/Aug/23 09:09

Description

We experience a test instability in "Run kubernetes pyflink application test":
https://dev.azure.com/apache-flink/apache-flink/_build/results?buildId=45972&view=logs&j=bea52777-eaf8-5663-8482-18fbc3630e81&t=b2642e3a-5b86-574d-4c8a-f7e2842bfb14&l=11901

Feb 09 15:31:22   Preparing metadata (pyproject.toml): finished with status 'error'
Feb 09 15:31:22   error: subprocess-exited-with-error
Feb 09 15:31:22   
Feb 09 15:31:22   × Preparing metadata (pyproject.toml) did not run successfully.
Feb 09 15:31:22   │ exit code: 1
Feb 09 15:31:22   ╰─> [6 lines of output]
Feb 09 15:31:22       
Feb 09 15:31:22       Cargo, the Rust package manager, is not installed or is not on PATH.
Feb 09 15:31:22       This package requires Rust and Cargo to compile extensions. Install it through
Feb 09 15:31:22       the system's package manager or via https://rustup.rs/
Feb 09 15:31:22       
Feb 09 15:31:22       Checking for Rust toolchain....
Feb 09 15:31:22       [end of output]
Feb 09 15:31:22   
Feb 09 15:31:22   note: This error originates from a subprocess, and is likely not a problem with pip.
Feb 09 15:31:22 error: metadata-generation-failed