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diff --git a/‎README.md
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diff --git a/‎azure-devops/config.yml
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diff --git a/‎azure-devops/create-1es-hosted-pool.ps1
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diff --git a/‎azure-devops/provision-image.ps1
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diff --git a/‎benchmarks/google-benchmark
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diff --git a/‎stl/inc/__msvc_bit_utils.hpp
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diff --git a/‎stl/inc/__msvc_ranges_to.hpp
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diff --git a/‎stl/inc/__msvc_ranges_tuple_formatter.hpp
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diff --git a/‎stl/inc/experimental/filesystem
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@@ -8,4 +8,4 @@ __pycache__/
 /out/
 /tools/out/
 /CMakeLists.txt.user
-/*.log
+*.log
@@ -141,7 +141,7 @@ Just try to follow these rules, so we can spend more time fixing bugs and implem
 
 # How To Build With The Visual Studio IDE
 
-1. Install Visual Studio 2022 17.13 Preview 4 or later.
+1. Install Visual Studio 2022 17.14 Preview 1 or later.
     * Select "Windows 11 SDK (10.0.22621.0)" in the VS Installer.
     * Select "MSVC v143 - VS 2022 C++ ARM64/ARM64EC build tools (Latest)" in the VS Installer
     if you would like to build the ARM64/ARM64EC target.
@@ -160,7 +160,7 @@ Just try to follow these rules, so we can spend more time fixing bugs and implem
 
 # How To Build With A Native Tools Command Prompt
 
-1. Install Visual Studio 2022 17.13 Preview 4 or later.
+1. Install Visual Studio 2022 17.14 Preview 1 or later.
     * Select "Windows 11 SDK (10.0.22621.0)" in the VS Installer.
     * Select "MSVC v143 - VS 2022 C++ ARM64/ARM64EC build tools (Latest)" in the VS Installer
     if you would like to build the ARM64/ARM64EC target.
 
@@ -5,7 +5,7 @@
 
 variables:
 - name: poolName
-  value: 'StlBuild-2025-01-28T1106-Pool'
+  value: 'StlBuild-2025-02-15T0137-Pool'
   readonly: true
 - name: poolDemands
   value: 'EnableSpotVM -equals false'
 
@@ -18,8 +18,9 @@ $VMSize = 'Standard_F32as_v6'
 $ProtoVMName = 'PROTOTYPE'
 $ImagePublisher = 'MicrosoftWindowsServer'
 $ImageOffer = 'WindowsServer'
-$ImageSku = '2025-datacenter-g2'
+$ImageSku = '2025-datacenter-azure-edition'
 
+$LogFile = '1es-hosted-pool.log'
 $ProgressActivity = 'Preparing STL CI pool'
 $TotalProgress = 26
 $CurrentProgress = 1
@@ -78,13 +79,13 @@ $Env:SuppressAzurePowerShellBreakingChangeWarnings = 'true'
 
 Update-AzConfig `
   -DisplayBreakingChangeWarning $false `
-  -Scope 'Process' | Out-Null
+  -Scope 'Process' >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Setting the subscription context'
 
 Set-AzContext `
-  -SubscriptionName 'CPP_STL_GitHub' | Out-Null
+  -SubscriptionName 'CPP_STL_GitHub' >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Creating resource group'
@@ -93,7 +94,7 @@ $ResourceGroupName = 'StlBuild-' + $CurrentDate.ToString('yyyy-MM-ddTHHmm')
 
 New-AzResourceGroup `
   -Name $ResourceGroupName `
-  -Location $Location | Out-Null
+  -Location $Location >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Creating credentials'
@@ -169,7 +170,7 @@ $VM = Set-AzVMBootDiagnostic `
 New-AzVm `
   -ResourceGroupName $ResourceGroupName `
   -Location $Location `
-  -VM $VM | Out-Null
+  -VM $VM >> $LogFile
 
 $VM = Get-AzVM `
   -ResourceGroupName $ResourceGroupName `
@@ -192,7 +193,7 @@ if ($ProvisionImageResult.value.Message -cnotmatch 'PROVISION_IMAGE_SUCCEEDED')
 
   Stop-AzVM `
     -Id $VM.ID `
-    -Force | Out-Null
+    -Force >> $LogFile
 
   Write-Error "VM stopped. Remember to delete unusable resource group: $ResourceGroupName"
 }
@@ -201,7 +202,7 @@ if ($ProvisionImageResult.value.Message -cnotmatch 'PROVISION_IMAGE_SUCCEEDED')
 Display-ProgressBar -Status 'Restarting VM'
 
 Restart-AzVM `
-  -Id $VM.ID | Out-Null
+  -Id $VM.ID >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Sleeping after restart'
@@ -216,7 +217,7 @@ Display-ProgressBar -Status 'Running sysprep in VM'
 Invoke-AzVMRunCommand `
   -ResourceId $VM.ID `
   -CommandId 'RunPowerShellScript' `
-  -ScriptString 'C:\Windows\system32\sysprep\sysprep.exe /oobe /generalize /mode:vm /shutdown' | Out-Null
+  -ScriptString 'C:\Windows\system32\sysprep\sysprep.exe /oobe /generalize /mode:vm /shutdown' >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Waiting for VM to shut down'
@@ -230,14 +231,14 @@ Display-ProgressBar -Status 'Stopping VM'
 
 Stop-AzVM `
   -Id $VM.ID `
-  -Force | Out-Null
+  -Force >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Generalizing VM'
 
 Set-AzVM `
   -Id $VM.ID `
-  -Generalized | Out-Null
+  -Generalized >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Creating gallery'
@@ -256,7 +257,7 @@ $ServicePrincipalObjectId = (Get-AzADServicePrincipal -DisplayName '1ES Resource
 New-AzRoleAssignment `
   -ObjectId $ServicePrincipalObjectId `
   -RoleDefinitionName 'Reader' `
-  -Scope $Gallery.Id | Out-Null
+  -Scope $Gallery.Id >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Creating image definition'
@@ -276,7 +277,7 @@ New-AzGalleryImageDefinition `
   -Offer $ImageOffer `
   -Sku $ImageSku `
   -Feature $ImageDefinitionFeatures `
-  -HyperVGeneration 'V2' | Out-Null
+  -HyperVGeneration 'V2' >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Creating image version'
@@ -294,7 +295,7 @@ $ImageVersion = New-AzGalleryImageVersion `
 Display-ProgressBar -Status 'Registering CloudTest resource provider'
 
 Register-AzResourceProvider `
-  -ProviderNamespace 'Microsoft.CloudTest' | Out-Null
+  -ProviderNamespace 'Microsoft.CloudTest' >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Creating 1ES image'
@@ -306,7 +307,7 @@ New-AzResource `
   -ResourceType 'Microsoft.CloudTest/Images' `
   -ResourceName $ImageName `
   -Properties @{ 'imageType' = 'SharedImageGallery'; 'resourceId' = $ImageVersion.Id; } `
-  -Force | Out-Null
+  -Force >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Creating 1ES Hosted Pool'
@@ -328,46 +329,46 @@ New-AzResource `
   -ResourceType 'Microsoft.CloudTest/hostedpools' `
   -ResourceName $PoolName `
   -Properties $PoolProperties `
-  -Force | Out-Null
+  -Force >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Deleting unused VM'
 
 Remove-AzVM `
   -Id $VM.ID `
-  -Force | Out-Null
+  -Force >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Deleting unused disk'
 
 Remove-AzDisk `
   -ResourceGroupName $ResourceGroupName `
   -DiskName $PrototypeOSDiskName `
-  -Force | Out-Null
+  -Force >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Deleting unused network interface'
 
 Remove-AzNetworkInterface `
 -ResourceGroupName $ResourceGroupName `
 -Name $NicName `
--Force | Out-Null
+-Force >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Deleting unused virtual network'
 
 Remove-AzVirtualNetwork `
 -ResourceGroupName $ResourceGroupName `
 -Name $VirtualNetworkName `
--Force | Out-Null
+-Force >> $LogFile
 
 ####################################################################################################
 Display-ProgressBar -Status 'Deleting unused network security group'
 
 Remove-AzNetworkSecurityGroup `
 -ResourceGroupName $ResourceGroupName `
 -Name $NetworkSecurityGroupName `
--Force | Out-Null
+-Force >> $LogFile
 
 ####################################################################################################
 Write-Progress -Activity $ProgressActivity -Completed
 
@@ -43,11 +43,13 @@ foreach ($workload in $VisualStudioWorkloads) {
 $PowerShellUrl = 'https://github.com/PowerShell/PowerShell/releases/download/v7.5.0/PowerShell-7.5.0-win-x64.msi'
 $PowerShellArgs = @('/quiet', '/norestart')
 
-$PythonUrl = 'https://www.python.org/ftp/python/3.13.1/python-3.13.1-amd64.exe'
+$PythonUrl = 'https://www.python.org/ftp/python/3.13.2/python-3.13.2-amd64.exe'
 $PythonArgs = @('/quiet', 'InstallAllUsers=1', 'PrependPath=1', 'CompileAll=1', 'Include_doc=0')
 
+# TRANSITION, GH-5282: Install only nvcc and cudart, then manually add CUDA to the PATH (see below).
 $CudaUrl = 'https://developer.download.nvidia.com/compute/cuda/12.4.0/local_installers/cuda_12.4.0_551.61_windows.exe'
-$CudaArgs = @('-s', '-n', 'nvcc_12.4')
+$CudaArgs = @('-s', '-n', 'nvcc_12.4', 'cudart_12.4')
+$CudaPath = 'C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v12.4\bin'
 
 <#
 .SYNOPSIS
@@ -112,6 +114,12 @@ DownloadAndInstall -Name 'CUDA'          -Url $CudaUrl         -Args $CudaArgs
 
 Write-Host 'Setting environment variables...'
 
+# TRANSITION, GH-5282: Manually add CUDA to the PATH.
+# Don't use $Env:PATH here - that's the local path for this running script, captured before we installed anything.
+# The machine path was just updated by the installers above.
+$machinePath = [Environment]::GetEnvironmentVariable('Path', 'Machine')
+[Environment]::SetEnvironmentVariable('Path', "$machinePath;$CudaPath", 'Machine')
+
 # The STL's PR/CI builds are totally unrepresentative of customer usage.
 [Environment]::SetEnvironmentVariable('VSCMD_SKIP_SENDTELEMETRY', '1', 'Machine')
 
 
@@ -337,19 +337,19 @@ constexpr decltype(auto) _Select_countr_zero_impl(_Fn _Callback) {
 #if _HAS_TZCNT_BSF_INTRINSICS && _HAS_CXX20
     if (!_STD is_constant_evaluated()) {
 #ifdef __AVX2__
-        return _Callback([](_Ty _Val) _STATIC_CALL_OPERATOR { return _Countr_zero_tzcnt(_Val); });
+        return _Callback([](_Ty _Val) _STATIC_LAMBDA { return _Countr_zero_tzcnt(_Val); });
 #else // ^^^ AVX2 / not AVX2 vvv
         const bool _Definitely_have_tzcnt = __isa_available >= _Stl_isa_available_avx2;
         if (_Definitely_have_tzcnt) {
-            return _Callback([](_Ty _Val) _STATIC_CALL_OPERATOR { return _Countr_zero_tzcnt(_Val); });
+            return _Callback([](_Ty _Val) _STATIC_LAMBDA { return _Countr_zero_tzcnt(_Val); });
         } else {
-            return _Callback([](_Ty _Val) _STATIC_CALL_OPERATOR { return _Countr_zero_bsf(_Val); });
+            return _Callback([](_Ty _Val) _STATIC_LAMBDA { return _Countr_zero_bsf(_Val); });
         }
 #endif // ^^^ not AVX2 ^^^
     }
 #endif // ^^^ _HAS_TZCNT_BSF_INTRINSICS && _HAS_CXX20 ^^^
     // C++17 constexpr gcd() calls this function, so it should be constexpr unless we detect runtime evaluation.
-    return _Callback([](_Ty _Val) _STATIC_CALL_OPERATOR { return _Countr_zero_fallback(_Val); });
+    return _Callback([](_Ty _Val) _STATIC_LAMBDA { return _Countr_zero_fallback(_Val); });
 }
 
 template <class _Ty, enable_if_t<_Is_standard_unsigned_integer<_Ty>, int> = 0>
@@ -376,13 +376,13 @@ _CONSTEXPR20 decltype(auto) _Select_popcount_impl(_Fn _Callback) {
 #if !_POPCNT_INTRINSICS_ALWAYS_AVAILABLE
         const bool _Definitely_have_popcnt = __isa_available >= _Stl_isa_available_sse42;
         if (!_Definitely_have_popcnt) {
-            return _Callback([](_Ty _Val) _STATIC_CALL_OPERATOR { return _Popcount_fallback(_Val); });
+            return _Callback([](_Ty _Val) _STATIC_LAMBDA { return _Popcount_fallback(_Val); });
         }
 #endif // ^^^ !_POPCNT_INTRINSICS_ALWAYS_AVAILABLE ^^^
-        return _Callback([](_Ty _Val) _STATIC_CALL_OPERATOR { return _Unchecked_popcount(_Val); });
+        return _Callback([](_Ty _Val) _STATIC_LAMBDA { return _Unchecked_popcount(_Val); });
     }
 #endif // ^^^ _HAS_POPCNT_INTRINSICS ^^^
-    return _Callback([](_Ty _Val) _STATIC_CALL_OPERATOR { return _Popcount_fallback(_Val); });
+    return _Callback([](_Ty _Val) _STATIC_LAMBDA { return _Popcount_fallback(_Val); });
 }
 
 #undef _HAS_POPCNT_INTRINSICS
 
@@ -1145,7 +1145,7 @@ namespace ranges {
                                      "the default-constructed object. (N4981 [range.utility.conv.to]/2.1.5)");
             }
         } else if constexpr (input_range<range_reference_t<_Rng>>) {
-            const auto _Xform = [](auto&& _Elem) _STATIC_CALL_OPERATOR {
+            const auto _Xform = [](auto&& _Elem) _STATIC_LAMBDA {
                 return _RANGES to<range_value_t<_Container>>(_STD forward<decltype(_Elem)>(_Elem));
             };
             return _RANGES to<_Container>(views::transform(ref_view{_Range}, _Xform), _STD forward<_Types>(_Args)...);
 
@@ -241,7 +241,7 @@ class basic_format_arg {
         template <class _Ty>
         explicit handle(_Ty& _Val) noexcept
             : _Ptr(_STD addressof(_Val)), _Format([](basic_format_parse_context<_CharType>& _Parse_ctx,
-                                                      _Context& _Format_ctx, const void* _Ptr) _STATIC_CALL_OPERATOR {
+                                                      _Context& _Format_ctx, const void* _Ptr) _STATIC_LAMBDA {
                   using _Td = remove_const_t<_Ty>;
                   // doesn't drop const-qualifier per an unnumbered LWG issue
                   using _Tq = conditional_t<_Formattable_with<const _Ty, _Context>, const _Ty, _Ty>;
 
@@ -851,7 +851,7 @@ public:
     path& append(const basic_string<_Elem, _Traits, _Alloc>& _Str0) { // append arbitrary source string
         string_type _Str(_Str0.size(), L'\0');
         // convert _Elem and '/' to '\'
-        _STD transform(_Str0.begin(), _Str0.end(), _Str.begin(), [](const _Elem _Ch) _STATIC_CALL_OPERATOR {
+        _STD transform(_Str0.begin(), _Str0.end(), _Str.begin(), [](const _Elem _Ch) _STATIC_LAMBDA {
             auto _Wch = static_cast<wchar_t>(_Ch);
             if (_Wch == _FS_SLASH) {
                 _Wch = _FS_PREF;
Original file line number	Diff line number	Diff line change
`@@ -1145,7 +1145,7 @@ namespace ranges {`
`1145`	`1145`	`"the default-constructed object. (N4981 [range.utility.conv.to]/2.1.5)");`
`1146`	`1146`	`}`
`1147`	`1147`	`} else if constexpr (input_range<range_reference_t<_Rng>>) {`
`1148`		`- const auto _Xform = [](auto&& _Elem) _STATIC_CALL_OPERATOR {`
	`1148`	`+ const auto _Xform = [](auto&& _Elem) _STATIC_LAMBDA {`
`1149`	`1149`	`return _RANGES to<range_value_t<_Container>>(_STD forward<decltype(_Elem)>(_Elem));`
`1150`	`1150`	`};`
`1151`	`1151`	`return _RANGES to<_Container>(views::transform(ref_view{_Range}, _Xform), _STD forward<_Types>(_Args)...);`