[opencloudos:next 5503/7897] error: couldn't read tools/sched_ext/scx_rusty/src/bpf/.output/rusty.skel.rs: No such file or directory (os error 2)

[kernel test robot <lkp@intel.com>]

Hi Dan,

FYI, the error/warning still remains.

tree:   https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git next
head:   8827461ac92e93f2c805b31a00cd444f7b59f41e
commit: 6bacfda06c7bc4a51d082ec01f02384789695a40 [5503/7897] rue/scx/sched_ext: Add scx_rusty, a rust userspace hybrid scheduler
config: x86_64-rhel-8.3-rust (https://download.01.org/0day-ci/archive/20240729/202407291345.89gFFK2b-lkp@intel.com/config)
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240729/202407291345.89gFFK2b-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202407291345.89gFFK2b-lkp@intel.com/

All errors (new ones prefixed by >>):

   Warning: can't set `imports_granularity = Item`, unstable features are only available in nightly channel.
   Warning: can't set `group_imports = StdExternalCrate`, unstable features are only available in nightly channel.
   Warning: can't set `version = Two`, unstable features are only available in nightly channel.
   Warning: can't set `imports_granularity = Item`, unstable features are only available in nightly channel.
   Warning: can't set `group_imports = StdExternalCrate`, unstable features are only available in nightly channel.
   Warning: can't set `version = Two`, unstable features are only available in nightly channel.
>> error: couldn't read tools/sched_ext/scx_rusty/src/bpf/.output/rusty.skel.rs: No such file or directory (os error 2)
   --> tools/sched_ext/scx_rusty/src/main.rs:6:1
   |
   6 | mod rusty;
   | ^^^^^^^^^^

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