Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
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Snippet: 
******************** TEST 'MLIR :: IR/print-use-nameloc-as-prefix.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 /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/IR/print-use-nameloc-as-prefix.mlir -mlir-use-nameloc-as-prefix -split-input-file | /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/IR/print-use-nameloc-as-prefix.mlir
# executed command: /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/llvm/redhat-linux-build/bin/mlir-opt /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/IR/print-use-nameloc-as-prefix.mlir -mlir-use-nameloc-as-prefix -split-input-file
# 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/IR/print-use-nameloc-as-prefix.mlir
# .---command stderr------------
# | /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/IR/print-use-nameloc-as-prefix.mlir:7:12: error: CHECK: expected string not found in input
# |  // CHECK: %alice = memref.load
# |            ^
# | <stdin>:2:23: note: scanning from here
# |  func.func @test_basic() {
# |                       ^
# | <stdin>:3:2: note: possible intended match here
# |  %alloc = memref.alloc() : memref<i32>
# |  ^
# | /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/IR/print-use-nameloc-as-prefix.mlir:17:12: error: CHECK: expected string not found in input
# |  // CHECK: %alice = memref.load
# |            ^
# | <stdin>:11:33: note: scanning from here
# |  func.func @test_repeat_namelocs() {
# |                                 ^
# | <stdin>:12:2: note: possible intended match here
# |  %alloc = memref.alloc() : memref<i32>
# |  ^
# | /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/IR/print-use-nameloc-as-prefix.mlir:28:12: error: CHECK: expected string not found in input
# |  // CHECK: %alice = memref.load %foo
# |            ^
# | <stdin>:21:25: note: scanning from here
# |  func.func @test_bb_args1(%arg0: memref<i32>) {
# |                         ^
# | <stdin>:22:2: note: possible intended match here
# |  %0 = memref.load %arg0[] : memref<i32>
# |  ^
# | /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/IR/print-use-nameloc-as-prefix.mlir:39:12: error: CHECK: expected string not found in input
# |  // CHECK: %foo:2 = call @make_two_results
# |            ^
# | <stdin>:30:34: note: scanning from here
# |  func.func @test_multiple_results(%arg0: i1) {
# |                                  ^
# | <stdin>:31:2: note: possible intended match here
# |  %0:2 = call @make_two_results() : () -> (index, index)
# |  ^
# | /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/IR/print-use-nameloc-as-prefix.mlir:70:12: error: CHECK: expected string not found in input
# |  // CHECK: %foo = arith.constant
# |            ^
# | <stdin>:49:22: note: scanning from here
# |  %c0 = arith.constant 0 : index
# |                      ^
# | <stdin>:50:2: note: possible intended match here
# |  %c1 = arith.constant 1 : index
# |  ^
# | 
# | Input file: <stdin>
# | Check file: /builddir/build/BUILD/llvm-21.0.0_pre20250610.g17999f01bbcda4-build/llvm-project-17999f01bbcda4ccdf5146cbecc562c60b2ca86e/mlir/test/IR/print-use-nameloc-as-prefix.mlir
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |             1: module { 
# |             2:  func.func @test_basic() { 
# | check:7'0                            X~~~~ error: no match found
# |             3:  %alloc = memref.alloc() : memref<i32> 
# | check:7'0      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | check:7'1       ?                                      possible intended match
# |             4:  %0 = memref.load %alloc[] : memref<i32> 
# | check:7'0      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |             5:  return 
# | check:7'0      ~~~~~~~~
# |             6:  } 
# | check:7'0      ~~~
# |             7: } 
# | check:7'0      ~~
# |             8:  
# | check:7'0      ~
# |             9: // ----- 
# | check:7'0      ~~~~~~~~~
# |            10: module { 
# | check:7'0      ~~~~~~~~~
# |            11:  func.func @test_repeat_namelocs() { 
# | check:7'0      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | check:17'0                                     X~~~~ error: no match found
# |            12:  %alloc = memref.alloc() : memref<i32> 
# | check:17'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | check:17'1      ?                                      possible intended match
# |            13:  %0 = memref.load %alloc[] : memref<i32> 
# | check:17'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            14:  %1 = memref.load %alloc[] : memref<i32> 
# | check:17'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            15:  return 
# | check:17'0     ~~~~~~~~
# |            16:  } 
# | check:17'0     ~~~
# |            17: } 
# | check:17'0     ~~
# |            18:  
# | check:17'0     ~
# |            19: // ----- 
# | check:17'0     ~~~~~~~~~
# |            20: module { 
# | check:17'0     ~~~~~~~~~
# |            21:  func.func @test_bb_args1(%arg0: memref<i32>) { 
# | check:17'0     ~~~~~~~~~~~~~~~~~~~~~~~~
# | check:28'0                             X~~~~~~~~~~~~~~~~~~~~~~~ error: no match found
# |            22:  %0 = memref.load %arg0[] : memref<i32> 
# | check:28'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | check:28'1      ?                                       possible intended match
# |            23:  return 
# | check:28'0     ~~~~~~~~
# |            24:  } 
# | check:28'0     ~~~
# |            25: } 
# | check:28'0     ~~
# |            26:  
# | check:28'0     ~
# |            27: // ----- 
# | check:28'0     ~~~~~~~~~
# |            28: module { 
# | check:28'0     ~~~~~~~~~
# |            29:  func.func private @make_two_results() -> (index, index) 
# | check:28'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            30:  func.func @test_multiple_results(%arg0: i1) { 
# | check:28'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | check:39'0                                      X~~~~~~~~~~~~~ error: no match found
# |            31:  %0:2 = call @make_two_results() : () -> (index, index) 
# | check:39'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | check:39'1      ?                                                       possible intended match
# |            32:  %1:2 = call @make_two_results() : () -> (index, index) 
# | check:39'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            33:  %2:2 = scf.while (%arg1 = %1#0, %arg2 = %1#0) : (index, index) -> (index, index) { 
# | check:39'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            34:  %3 = arith.cmpi slt, %arg1, %arg2 : index 
# | check:39'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            35:  scf.condition(%3) %arg1, %arg2 : index, index 
# | check:39'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            36:  } do { 
# | check:39'0     ~~~~~~~~
# |             .
# |             .
# |             .
# |            44:  
# | check:39'0     ~
# |            45: // ----- 
# | check:39'0     ~~~~~~~~~
# |            46: #map = affine_map<(d0) -> (d0)> 
# | check:39'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            47: module { 
# | check:39'0     ~~~~~~~~~
# |            48:  func.func @test_op_asm_interface(%arg0: tensor<?xf32>, %arg1: tensor<?xf32>) { 
# | check:39'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            49:  %c0 = arith.constant 0 : index 
# | check:70'0                          X~~~~~~~~~~ error: no match found
# |            50:  %c1 = arith.constant 1 : index 
# | check:70'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | check:70'1      ?                               possible intended match
# |            51:  %0:2 = linalg.generic {indexing_maps = [#map, #map, #map], iterator_types = ["parallel"]} ins(%arg0 : tensor<?xf32>) outs(%arg0, %arg1 : tensor<?xf32>, tensor<?xf32>) { 
# | check:70'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            52:  ^bb0(%in: f32, %out: f32, %out_0: f32): 
# | check:70'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            53:  linalg.yield %in, %in : f32, f32 
# | check:70'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            54:  } -> (tensor<?xf32>, tensor<?xf32>) 
# | check:70'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            55:  %1:2 = linalg.generic {indexing_maps = [#map, #map, #map], iterator_types = ["parallel"]} ins(%arg0 : tensor<?xf32>) outs(%arg0, %arg1 : tensor<?xf32>, tensor<?xf32>) { 
# | check:70'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |             .
# |             .
# |             .
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1

--


Answer: This shows the output that was gathered for the execution of test 'TEST 'MLIR :: IR/print-use-nameloc-as-prefix.mlir' FAILED'. It might contain insights into why the test TEST 'MLIR :: IR/print-use-nameloc-as-prefix.mlir' FAILED failed.