Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
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Snippet: 
******************** TEST 'MLIR :: Dialect/Affine/ops.mlir' FAILED ********************
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 1
/builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/llvm/redhat-linux-build/bin/mlir-opt -allow-unregistered-dialect -split-input-file /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/Dialect/Affine/ops.mlir | /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/llvm/redhat-linux-build/bin/FileCheck /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/Dialect/Affine/ops.mlir
# executed command: /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/llvm/redhat-linux-build/bin/mlir-opt -allow-unregistered-dialect -split-input-file /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/Dialect/Affine/ops.mlir
# executed command: /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/llvm/redhat-linux-build/bin/FileCheck /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/Dialect/Affine/ops.mlir
# RUN: at line 2
/builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/llvm/redhat-linux-build/bin/mlir-opt -allow-unregistered-dialect -split-input-file /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/Dialect/Affine/ops.mlir -mlir-print-op-generic | /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/llvm/redhat-linux-build/bin/FileCheck -check-prefix=GENERIC /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/Dialect/Affine/ops.mlir
# executed command: /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/llvm/redhat-linux-build/bin/mlir-opt -allow-unregistered-dialect -split-input-file /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/Dialect/Affine/ops.mlir -mlir-print-op-generic
# executed command: /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/llvm/redhat-linux-build/bin/FileCheck -check-prefix=GENERIC /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/Dialect/Affine/ops.mlir
# .---command stderr------------
# | /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/Dialect/Affine/ops.mlir:11:14: error: GENERIC: expected string not found in input
# |  // GENERIC: "affine.for"()
# |              ^
# | <stdin>:1:1: note: scanning from here
# | #set = affine_set<() : (0 == 0)>
# | ^
# | <stdin>:4:2: note: possible intended match here
# |  affine.for %arg0 = 0 to 10 {
# |  ^
# | 
# | Input file: <stdin>
# | Check file: /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/Dialect/Affine/ops.mlir
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |             1: #set = affine_set<() : (0 == 0)> 
# | check:11'0     X~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ error: no match found
# |             2: module { 
# | check:11'0     ~~~~~~~~~
# |             3:  func.func @empty() { 
# | check:11'0     ~~~~~~~~~~~~~~~~~~~~~~
# |             4:  affine.for %arg0 = 0 to 10 { 
# | check:11'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | check:11'1      ?                             possible intended match
# |             5:  } {some_attr = true} 
# | check:11'0     ~~~~~~~~~~~~~~~~~~~~~~
# |             6:  affine.if #set() { 
# | check:11'0     ~~~~~~~~~~~~~~~~~~~~
# |             7:  } {some_attr = true} 
# | check:11'0     ~~~~~~~~~~~~~~~~~~~~~~
# |             8:  affine.if #set() { 
# | check:11'0     ~~~~~~~~~~~~~~~~~~~~
# |             9:  } else { 
# | check:11'0     ~~~~~~~~~~
# |             .
# |             .
# |             .
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1

--


Answer: This shows the output that was gathered for the execution of test 'TEST 'MLIR :: Dialect/Affine/ops.mlir' FAILED'. It might contain insights into why the test TEST 'MLIR :: Dialect/Affine/ops.mlir' FAILED failed.