[GitHub] [arrow] jonkeane commented on pull request #12466: [C++] If a projected_schema is not supplied but a bound projection expression is then we should use that to infer the projected_schema

[GitBox <gi...@apache.org>]

jonkeane commented on pull request #12466:
URL: https://github.com/apache/arrow/pull/12466#issuecomment-1047177853


   It's not super easy to find, but the logs from the benchmark: https://buildkite.com/apache-arrow/arrow-bci-benchmark-on-ursa-i9-9960x/builds/159#6bba5997-49a2-4405-b8ae-6172b8a93a1a/6-3467
   
   Are showing the same error we were seeing before:
   
   
   ```
   Traceback (most recent call last):
   --
     | File "/var/lib/buildkite-agent/builds/ursa-i9-9960x-1/apache-arrow/arrow-bci-benchmark-on-ursa-i9-9960x/benchmarks/benchmarks/_benchmark.py", line 201, in r_benchmark
     | result, output = self._get_benchmark_result(command)
     | File "/var/lib/buildkite-agent/builds/ursa-i9-9960x-1/apache-arrow/arrow-bci-benchmark-on-ursa-i9-9960x/benchmarks/benchmarks/_benchmark.py", line 228, in _get_benchmark_result
     | raise Exception(error)
     | Exception: Error: Garbage collection 16 = 12+1+3 (level 0) ...
     | 52.1 Mbytes of cons cells used (58%)
     | 12.5 Mbytes of vectors used (19%)
     | Error in `handle_csv_read_error()`:
     | ! NotImplemented: Unsupported cast from string to null using function cast_null
     | Backtrace:
     | ▆
     | 1. ├─arrowbench::run_bm(...)
     | 2. │ └─arrowbench:::run_iteration(bm, ctx, profiling = profiling)
     | 3. │   ├─arrowbench::measure(eval(bm$run, envir = ctx), profiling = profiling)
     | 4. │   │ ├─arrowbench:::with_gc_info(...)
     | 5. │   │ │ ├─bench:::with_gcinfo(eval.parent(expr))
     | 6. │   │ │ │ └─base::force(expr)
     | 7. │   │ │ └─base::eval.parent(expr)
     | 8. │   │ │   └─base::eval(expr, p)
     | 9. │   │ ├─arrowbench:::with_profiling(...)
     | 10. │   │ │ └─base::eval.parent(expr)
     | 11. │   │ │   └─base::eval(expr, p)
     | 12. │   │ ├─bench::bench_time(eval.parent(...))
     | 13. │   │ │ ├─stats::setNames(...)
     | 14. │   │ │ └─bench::
     | Execution halted
     |  
     | *** caught segfault ***
   ```


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