[llvm] [MLGO][IR2Vec] Integrating IR2Vec with MLInliner (PR #143479)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `premerge-monolithic-linux` running on `premerge-linux-1` while building `llvm` at step 7 "test-build-unified-tree-check-all".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/153/builds/35682

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 7 (test-build-unified-tree-check-all) failure: test (failure)
******************** TEST 'LLVM :: Transforms/Inline/ML/interactive-mode.ll' FAILED ********************
Exit Code: 2

Command Output (stderr):
--
rm -rf /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir # RUN: at line 2
+ rm -rf /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir
rm -rf /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.channel-basename.* # RUN: at line 3
+ rm -rf '/build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.channel-basename.*'
mkdir /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir # RUN: at line 4
+ mkdir /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir
cp /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/test/Transforms/Inline/ML/../../../../lib/Analysis/models/log_reader.py /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir # RUN: at line 5
+ cp /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/test/Transforms/Inline/ML/../../../../lib/Analysis/models/log_reader.py /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir
cp /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/test/Transforms/Inline/ML/../../../../lib/Analysis/models/interactive_host.py /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir # RUN: at line 6
+ cp /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/test/Transforms/Inline/ML/../../../../lib/Analysis/models/interactive_host.py /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir
cp /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/test/Transforms/Inline/ML/Inputs/interactive_main.py /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir # RUN: at line 7
+ cp /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/test/Transforms/Inline/ML/Inputs/interactive_main.py /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir
"/usr/bin/python3.10" /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir/interactive_main.py /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.channel-basename     /build/buildbot/premerge-monolithic-linux/build/bin/opt -passes=scc-oz-module-inliner -interactive-model-runner-echo-reply     -enable-ml-inliner=release -inliner-interactive-channel-base=/build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.channel-basename /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/test/Transforms/Inline/ML/Inputs/test-module.ll -S -o /dev/null | /build/buildbot/premerge-monolithic-linux/build/bin/FileCheck /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/test/Transforms/Inline/ML/interactive-mode.ll # RUN: at line 8
+ /build/buildbot/premerge-monolithic-linux/build/bin/FileCheck /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/test/Transforms/Inline/ML/interactive-mode.ll
+ /usr/bin/python3.10 /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir/interactive_main.py /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.channel-basename /build/buildbot/premerge-monolithic-linux/build/bin/opt -passes=scc-oz-module-inliner -interactive-model-runner-echo-reply -enable-ml-inliner=release -inliner-interactive-channel-base=/build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.channel-basename /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/test/Transforms/Inline/ML/Inputs/test-module.ll -S -o /dev/null
"/usr/bin/python3.10" /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir/interactive_main.py /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.channel-basename     /build/buildbot/premerge-monolithic-linux/build/bin/opt -passes=scc-oz-module-inliner -interactive-model-runner-echo-reply     -inliner-interactive-include-default -enable-ml-inliner=release     -inliner-interactive-channel-base=/build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.channel-basename /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/test/Transforms/Inline/ML/Inputs/test-module.ll -S -o /dev/null | /build/buildbot/premerge-monolithic-linux/build/bin/FileCheck /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/test/Transforms/Inline/ML/interactive-mode.ll -check-prefixes=CHECK,CHECK-DEFAULT # RUN: at line 11
+ /usr/bin/python3.10 /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir/interactive_main.py /build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.channel-basename /build/buildbot/premerge-monolithic-linux/build/bin/opt -passes=scc-oz-module-inliner -interactive-model-runner-echo-reply -inliner-interactive-include-default -enable-ml-inliner=release -inliner-interactive-channel-base=/build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.channel-basename /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/test/Transforms/Inline/ML/Inputs/test-module.ll -S -o /dev/null
+ /build/buildbot/premerge-monolithic-linux/build/bin/FileCheck /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/test/Transforms/Inline/ML/interactive-mode.ll -check-prefixes=CHECK,CHECK-DEFAULT
Traceback (most recent call last):
  File "/build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir/interactive_main.py", line 20, in <module>
    main(sys.argv[1:])
  File "/build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir/interactive_main.py", line 16, in main
    interactive_host.run_interactive(args[0], a.advice, args[1:])
  File "/build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir/interactive_host.py", line 77, in run_interactive
    ) = log_reader.read_one_observation(
  File "/build/buildbot/premerge-monolithic-linux/build/test/Transforms/Inline/ML/Output/interactive-mode.ll.tmp.rundir/log_reader.py", line 97, in read_one_observation
    event = json.loads(f.readline())
  File "/usr/lib/python3.10/json/__init__.py", line 346, in loads
    return _default_decoder.decode(s)
  File "/usr/lib/python3.10/json/decoder.py", line 337, in decode
    obj, end = self.raw_decode(s, idx=_w(s, 0).end())
  File "/usr/lib/python3.10/json/decoder.py", line 355, in raw_decode
    raise JSONDecodeError("Expecting value", s, err.value) from None
json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0)
FileCheck error: '<stdin>' is empty.
FileCheck command line:  /build/buildbot/premerge-monolithic-linux/build/bin/FileCheck /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/test/Transforms/Inline/ML/interactive-mode.ll -check-prefixes=CHECK,CHECK-DEFAULT

--

********************


```

</details>

https://github.com/llvm/llvm-project/pull/143479