2025-12-19T19:11:46.6526802Z ##[section]Starting: Build product 2025-12-19T19:11:46.6532173Z ============================================================================== 2025-12-19T19:11:46.6532288Z Task : Command line 2025-12-19T19:11:46.6532355Z Description : Run a command line script using Bash on Linux and macOS and cmd.exe on Windows 2025-12-19T19:11:46.6532457Z Version : 2.250.1 2025-12-19T19:11:46.6532533Z Author : Microsoft Corporation 2025-12-19T19:11:46.6532609Z Help : https://docs.microsoft.com/azure/devops/pipelines/tasks/utility/command-line 2025-12-19T19:11:46.6532700Z ============================================================================== 2025-12-19T19:11:49.2883909Z Generating script. 2025-12-19T19:11:49.2893025Z Script contents: 2025-12-19T19:11:49.2893569Z /__w/1/s/build.sh -ci -arch wasm -os browser -s mono+libs+tools.illink -c Release -p:WasmBuildNative=false -p:AotHostArchitecture=x64 -p:AotHostOS=linux 2025-12-19T19:11:49.2894128Z ========================== Starting Command Output =========================== 2025-12-19T19:11:49.2908291Z [command]/usr/bin/bash --noprofile --norc /__w/_temp/776fc324-4dd6-442e-a5a1-367d1b91c99c.sh 2025-12-19T19:11:49.4357622Z Downloading 'https://builds.dotnet.microsoft.com/dotnet/scripts/v1/dotnet-install.sh' 2025-12-19T19:11:49.5207370Z Attempting to install 'sdk v10.0.100' from public_location. 2025-12-19T19:11:50.4089431Z dotnet-install: Attempting to download using primary link https://builds.dotnet.microsoft.com/dotnet/Sdk/10.0.100/dotnet-sdk-10.0.100-linux-x64.tar.gz 2025-12-19T19:11:51.8808401Z dotnet-install: Remote file https://builds.dotnet.microsoft.com/dotnet/Sdk/10.0.100/dotnet-sdk-10.0.100-linux-x64.tar.gz size is 239125653 bytes. 2025-12-19T19:11:51.8811598Z dotnet-install: Extracting archive from https://builds.dotnet.microsoft.com/dotnet/Sdk/10.0.100/dotnet-sdk-10.0.100-linux-x64.tar.gz 2025-12-19T19:11:57.1210475Z dotnet-install: Downloaded file size is 239125653 bytes. 2025-12-19T19:11:57.1211024Z dotnet-install: The remote and local file sizes are equal. 2025-12-19T19:11:57.4744821Z dotnet-install: Installed version is 10.0.100 2025-12-19T19:11:57.4812841Z dotnet-install: Adding to current process PATH: `/__w/1/s/.dotnet`. Note: This change will be visible only when sourcing script. 2025-12-19T19:11:57.4813703Z dotnet-install: Note that the script does not resolve dependencies during installation. 2025-12-19T19:11:57.4815700Z dotnet-install: To check the list of dependencies, go to https://learn.microsoft.com/dotnet/core/install, select your operating system and check the "Dependencies" section. 2025-12-19T19:11:57.4818237Z dotnet-install: Installation finished successfully. 2025-12-19T19:11:59.3315702Z 2025-12-19T19:11:59.5002156Z Determining projects to restore... 2025-12-19T19:12:02.1763333Z Tool 'coverlet.console' (version '6.0.4') was restored. Available commands: coverlet 2025-12-19T19:12:02.1765187Z Tool 'dotnet-reportgenerator-globaltool' (version '5.4.3') was restored. Available commands: reportgenerator 2025-12-19T19:12:02.1765567Z Tool 'microsoft.dotnet.xharness.cli' (version '11.0.0-prerelease.25603.1') was restored. Available commands: xharness 2025-12-19T19:12:02.1765817Z Tool 'microsoft.visualstudio.slngen.tool' (version '12.0.15') was restored. Available commands: slngen 2025-12-19T19:12:02.1766109Z 2025-12-19T19:12:02.1766384Z Restore was successful. 2025-12-19T19:12:02.6519972Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/microbuild.core.sentinel/index.json'. 2025-12-19T19:12:02.6520944Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:02.6736488Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/d1622942-d16f-48e5-bc83-96f4539e7601/nuget/v3/flat2/microsoft.visualstudioeng.microbuild.core/index.json'. 2025-12-19T19:12:02.6737124Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:02.7314127Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/microsoft.wixtoolset.sdk/index.json'. 2025-12-19T19:12:02.7315427Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:02.7471605Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/2303eb2b-8177-4b47-977a-e7278e3abf72/nuget/v3/flat2/microbuild.core.sentinel/index.json'. 2025-12-19T19:12:02.7472769Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:02.7553222Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/d1622942-d16f-48e5-bc83-96f4539e7601/nuget/v3/flat2/microsoft.dotnet.tar/index.json'. 2025-12-19T19:12:02.7554201Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:02.7566108Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/2303eb2b-8177-4b47-977a-e7278e3abf72/nuget/v3/flat2/microsoft.dotnet.build.tasks.templating/index.json'. 2025-12-19T19:12:02.7567189Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:02.7860488Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/8ea23ec3-b9b2-4976-90d7-7c4a6f529fdc/nuget/v3/flat2/microsoft.dotnet.macospkg.cli/index.json'. 2025-12-19T19:12:02.7861341Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:02.7885877Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/2303eb2b-8177-4b47-977a-e7278e3abf72/nuget/v3/flat2/microsoft.dotnet.macospkg.cli/index.json'. 2025-12-19T19:12:02.7886817Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:02.7888146Z Failed to download package 'MicroBuild.Core.Sentinel.1.0.0' from 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/d1622942-d16f-48e5-bc83-96f4539e7601/nuget/v3/flat2/microbuild.core.sentinel/1.0.0/microbuild.core.sentinel.1.0.0.nupkg'. 2025-12-19T19:12:02.7889473Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:02.7892291Z Failed to download package 'Microsoft.VisualStudioEng.MicroBuild.Core.1.0.0' from 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/microsoft.visualstudioeng.microbuild.core/1.0.0/microsoft.visualstudioeng.microbuild.core.1.0.0.nupkg'. 2025-12-19T19:12:02.7893009Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:02.9005655Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/1a5f89f6-d8da-4080-b15f-242650c914a8/nuget/v3/flat2/microsoft.dotnet.signtool/index.json'. 2025-12-19T19:12:02.9006331Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:04.7245025Z Restored /__w/1/s/.packages/microsoft.dotnet.arcade.sdk/11.0.0-beta.25613.101/tools/Tools.proj (in 2.38 sec). 2025-12-19T19:12:05.1405351Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/299b99f1-f3f1-4630-81e2-4fb223c52e70/nuget/v3/flat2/microsoft.build.traversal/index.json'. 2025-12-19T19:12:05.1405965Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:05.7792721Z Determining projects to restore... 2025-12-19T19:12:06.9504256Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/4828dfac-e9f8-49bc-acb6-319be99331fc/nuget/v3/flat2/microsoft.dotnet.sharedframework.sdk/index.json'. 2025-12-19T19:12:06.9505139Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:06.9505433Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/516521bf-6417-457e-9a9c-0a4bdfde03e7/nuget/v3/flat2/microsoft.build.notargets/index.json'. 2025-12-19T19:12:06.9505719Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:06.9506137Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/microsoft.dotnet.sharedframework.sdk/index.json'. 2025-12-19T19:12:06.9506429Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:06.9506704Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/microsoft.build.notargets/index.json'. 2025-12-19T19:12:06.9506978Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:07.9749488Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/516521bf-6417-457e-9a9c-0a4bdfde03e7/nuget/v3/flat2/microsoft.build.notargets/index.json'. 2025-12-19T19:12:07.9750216Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:08.0038448Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/microsoft.build.notargets/index.json'. 2025-12-19T19:12:08.0039330Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:08.9998211Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/516521bf-6417-457e-9a9c-0a4bdfde03e7/nuget/v3/flat2/microsoft.build.notargets/index.json'. 2025-12-19T19:12:08.9999080Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:09.0975060Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/microsoft.build.notargets/index.json'. 2025-12-19T19:12:09.0975649Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:10.2369842Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/516521bf-6417-457e-9a9c-0a4bdfde03e7/nuget/v3/flat2/microsoft.build.notargets/index.json'. 2025-12-19T19:12:10.2370562Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:10.2706866Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/microsoft.build.notargets/index.json'. 2025-12-19T19:12:10.2707475Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:11.2904501Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/microsoft.build.notargets/index.json'. 2025-12-19T19:12:11.2905135Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:11.3404323Z Retrying 'FindPackagesByIdAsync' for source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/516521bf-6417-457e-9a9c-0a4bdfde03e7/nuget/v3/flat2/microsoft.build.notargets/index.json'. 2025-12-19T19:12:11.3404983Z Response status code does not indicate success: 503 (Service Unavailable). 2025-12-19T19:12:12.5202267Z ##[error]src/mono/llvm/llvm-init.proj(0,0): error : (NETCORE_ENGINEERING_TELEMETRY=Restore) Failed to retrieve information about 'Microsoft.Build.NoTargets' from remote source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/microsoft.build.notargets/index.json'. 2025-12-19T19:12:12.5204307Z /__w/1/s/src/mono/llvm/llvm-init.proj : error : Failed to retrieve information about 'Microsoft.Build.NoTargets' from remote source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/microsoft.build.notargets/index.json'. [/__w/1/s/Build.proj] 2025-12-19T19:12:12.5208048Z ##[error]src/mono/llvm/llvm-init.proj(0,0): error : (NETCORE_ENGINEERING_TELEMETRY=Restore) Failed to retrieve information about 'Microsoft.Build.NoTargets' from remote source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/516521bf-6417-457e-9a9c-0a4bdfde03e7/nuget/v3/flat2/microsoft.build.notargets/index.json'. 2025-12-19T19:12:12.5209810Z /__w/1/s/src/mono/llvm/llvm-init.proj : error : Failed to retrieve information about 'Microsoft.Build.NoTargets' from remote source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/516521bf-6417-457e-9a9c-0a4bdfde03e7/nuget/v3/flat2/microsoft.build.notargets/index.json'. [/__w/1/s/Build.proj] 2025-12-19T19:12:12.5212966Z ##[error]src/mono/llvm/llvm-init.proj(0,0): error : (NETCORE_ENGINEERING_TELEMETRY=Restore) Failed to retrieve information about 'Microsoft.Build.NoTargets' from remote source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/microsoft.build.notargets/index.json'. 2025-12-19T19:12:12.5214474Z /__w/1/s/src/mono/llvm/llvm-init.proj : error : Failed to retrieve information about 'Microsoft.Build.NoTargets' from remote source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/microsoft.build.notargets/index.json'. [/__w/1/s/Build.proj] 2025-12-19T19:12:12.5217731Z ##[error]src/mono/llvm/llvm-init.proj(0,0): error : (NETCORE_ENGINEERING_TELEMETRY=Restore) Failed to retrieve information about 'Microsoft.Build.NoTargets' from remote source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/516521bf-6417-457e-9a9c-0a4bdfde03e7/nuget/v3/flat2/microsoft.build.notargets/index.json'. 2025-12-19T19:12:12.5219708Z /__w/1/s/src/mono/llvm/llvm-init.proj : error : Failed to retrieve information about 'Microsoft.Build.NoTargets' from remote source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/516521bf-6417-457e-9a9c-0a4bdfde03e7/nuget/v3/flat2/microsoft.build.notargets/index.json'. [/__w/1/s/Build.proj] 2025-12-19T19:12:31.8405496Z ##[error]src/mono/browser/browser.proj(3,75): error MSB4022: (NETCORE_ENGINEERING_TELEMETRY=Restore) The result "" of evaluating the value "$(WasmAppBuilderTasksAssemblyPath)" of the "AssemblyFile" attribute in element is not valid. /__w/1/s/src/mono/browser/browser.proj 2025-12-19T19:12:31.8407216Z /__w/1/s/src/mono/browser/browser.proj(3,75): error MSB4022: The result "" of evaluating the value "$(WasmAppBuilderTasksAssemblyPath)" of the "AssemblyFile" attribute in element is not valid. /__w/1/s/src/mono/browser/browser.proj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.8411008Z ##[error]/mnt/vss/_work/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.WebAssembly.Threading/ref/System.Threading.WebAssembly.Threading.csproj(0,0): error MSB4025: (NETCORE_ENGINEERING_TELEMETRY=Restore) The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.WebAssembly.Threading/ref/System.Threading.WebAssembly.Threading.csproj'. /__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.WebAssembly.Threading/ref/System.Threading.WebAssembly.Threading.csproj 2025-12-19T19:12:31.8413318Z /__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.WebAssembly.Threading/ref/System.Threading.WebAssembly.Threading.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.WebAssembly.Threading/ref/System.Threading.WebAssembly.Threading.csproj'. /__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.WebAssembly.Threading/ref/System.Threading.WebAssembly.Threading.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.8418093Z ##[error]/mnt/vss/_work/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.Thread.WebAssembly.Threading/ref/System.Threading.Thread.WebAssembly.Threading.csproj(0,0): error MSB4025: (NETCORE_ENGINEERING_TELEMETRY=Restore) The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.Thread.WebAssembly.Threading/ref/System.Threading.Thread.WebAssembly.Threading.csproj'. /__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.Thread.WebAssembly.Threading/ref/System.Threading.Thread.WebAssembly.Threading.csproj 2025-12-19T19:12:31.8420478Z /__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.Thread.WebAssembly.Threading/ref/System.Threading.Thread.WebAssembly.Threading.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.Thread.WebAssembly.Threading/ref/System.Threading.Thread.WebAssembly.Threading.csproj'. /__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.Thread.WebAssembly.Threading/ref/System.Threading.Thread.WebAssembly.Threading.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.8424153Z ##[error]/mnt/vss/_work/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.ThreadPool.WebAssembly.Threading/ref/System.Threading.ThreadPool.WebAssembly.Threading.csproj(0,0): error MSB4025: (NETCORE_ENGINEERING_TELEMETRY=Restore) The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.ThreadPool.WebAssembly.Threading/ref/System.Threading.ThreadPool.WebAssembly.Threading.csproj'. /__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.ThreadPool.WebAssembly.Threading/ref/System.Threading.ThreadPool.WebAssembly.Threading.csproj 2025-12-19T19:12:31.8426510Z /__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.ThreadPool.WebAssembly.Threading/ref/System.Threading.ThreadPool.WebAssembly.Threading.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.ThreadPool.WebAssembly.Threading/ref/System.Threading.ThreadPool.WebAssembly.Threading.csproj'. /__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.ThreadPool.WebAssembly.Threading/ref/System.Threading.ThreadPool.WebAssembly.Threading.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.8430269Z ##[error]/mnt/vss/_work/1/s/src/libraries/System.Composition/src/System.Composition.AttributedModel/src/System.Composition.AttributedModel.csproj(0,0): error MSB4025: (NETCORE_ENGINEERING_TELEMETRY=Restore) The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/System.Composition/src/System.Composition.AttributedModel/src/System.Composition.AttributedModel.csproj'. /__w/1/s/src/libraries/System.Composition/src/System.Composition.AttributedModel/src/System.Composition.AttributedModel.csproj 2025-12-19T19:12:31.8432321Z /__w/1/s/src/libraries/System.Composition/src/System.Composition.AttributedModel/src/System.Composition.AttributedModel.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/System.Composition/src/System.Composition.AttributedModel/src/System.Composition.AttributedModel.csproj'. /__w/1/s/src/libraries/System.Composition/src/System.Composition.AttributedModel/src/System.Composition.AttributedModel.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.8435282Z ##[error]/mnt/vss/_work/1/s/src/libraries/System.Composition/src/System.Composition.Convention/src/System.Composition.Convention.csproj(0,0): error MSB4025: (NETCORE_ENGINEERING_TELEMETRY=Restore) The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/System.Composition/src/System.Composition.Convention/src/System.Composition.Convention.csproj'. /__w/1/s/src/libraries/System.Composition/src/System.Composition.Convention/src/System.Composition.Convention.csproj 2025-12-19T19:12:31.8437418Z /__w/1/s/src/libraries/System.Composition/src/System.Composition.Convention/src/System.Composition.Convention.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/System.Composition/src/System.Composition.Convention/src/System.Composition.Convention.csproj'. /__w/1/s/src/libraries/System.Composition/src/System.Composition.Convention/src/System.Composition.Convention.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.8441397Z ##[error]/mnt/vss/_work/1/s/src/libraries/System.Composition/src/System.Composition.Hosting/src/System.Composition.Hosting.csproj(0,0): error MSB4025: (NETCORE_ENGINEERING_TELEMETRY=Restore) The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/System.Composition/src/System.Composition.Hosting/src/System.Composition.Hosting.csproj'. /__w/1/s/src/libraries/System.Composition/src/System.Composition.Hosting/src/System.Composition.Hosting.csproj 2025-12-19T19:12:31.8443370Z /__w/1/s/src/libraries/System.Composition/src/System.Composition.Hosting/src/System.Composition.Hosting.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/System.Composition/src/System.Composition.Hosting/src/System.Composition.Hosting.csproj'. /__w/1/s/src/libraries/System.Composition/src/System.Composition.Hosting/src/System.Composition.Hosting.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.8447055Z ##[error]/mnt/vss/_work/1/s/src/libraries/System.Composition/src/System.Composition.Runtime/src/System.Composition.Runtime.csproj(0,0): error MSB4025: (NETCORE_ENGINEERING_TELEMETRY=Restore) The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/System.Composition/src/System.Composition.Runtime/src/System.Composition.Runtime.csproj'. /__w/1/s/src/libraries/System.Composition/src/System.Composition.Runtime/src/System.Composition.Runtime.csproj 2025-12-19T19:12:31.8449151Z /__w/1/s/src/libraries/System.Composition/src/System.Composition.Runtime/src/System.Composition.Runtime.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/System.Composition/src/System.Composition.Runtime/src/System.Composition.Runtime.csproj'. /__w/1/s/src/libraries/System.Composition/src/System.Composition.Runtime/src/System.Composition.Runtime.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.8452783Z ##[error]/mnt/vss/_work/1/s/src/libraries/System.Composition/src/System.Composition.TypedParts/src/System.Composition.TypedParts.csproj(0,0): error MSB4025: (NETCORE_ENGINEERING_TELEMETRY=Restore) The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/System.Composition/src/System.Composition.TypedParts/src/System.Composition.TypedParts.csproj'. /__w/1/s/src/libraries/System.Composition/src/System.Composition.TypedParts/src/System.Composition.TypedParts.csproj 2025-12-19T19:12:31.8454723Z /__w/1/s/src/libraries/System.Composition/src/System.Composition.TypedParts/src/System.Composition.TypedParts.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/System.Composition/src/System.Composition.TypedParts/src/System.Composition.TypedParts.csproj'. /__w/1/s/src/libraries/System.Composition/src/System.Composition.TypedParts/src/System.Composition.TypedParts.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.8899349Z Nothing to do. None of the projects specified contain packages to restore. 2025-12-19T19:12:31.9947741Z 2025-12-19T19:12:31.9954899Z Build FAILED. 2025-12-19T19:12:31.9955504Z 2025-12-19T19:12:31.9956642Z /__w/1/s/src/mono/llvm/llvm-init.proj : error : Failed to retrieve information about 'Microsoft.Build.NoTargets' from remote source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/microsoft.build.notargets/index.json'. [/__w/1/s/Build.proj] 2025-12-19T19:12:31.9957557Z /__w/1/s/src/mono/llvm/llvm-init.proj : error : Failed to retrieve information about 'Microsoft.Build.NoTargets' from remote source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/516521bf-6417-457e-9a9c-0a4bdfde03e7/nuget/v3/flat2/microsoft.build.notargets/index.json'. [/__w/1/s/Build.proj] 2025-12-19T19:12:31.9958449Z /__w/1/s/src/mono/llvm/llvm-init.proj : error : Failed to retrieve information about 'Microsoft.Build.NoTargets' from remote source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/45bacae2-5efb-47c8-91e5-8ec20c22b4f8/nuget/v3/flat2/microsoft.build.notargets/index.json'. [/__w/1/s/Build.proj] 2025-12-19T19:12:31.9959484Z /__w/1/s/src/mono/llvm/llvm-init.proj : error : Failed to retrieve information about 'Microsoft.Build.NoTargets' from remote source 'https://pkgs.dev.azure.com/dnceng/9ee6d478-d288-47f7-aacc-f6e6d082ae6d/_packaging/516521bf-6417-457e-9a9c-0a4bdfde03e7/nuget/v3/flat2/microsoft.build.notargets/index.json'. [/__w/1/s/Build.proj] 2025-12-19T19:12:31.9960294Z /__w/1/s/src/mono/browser/browser.proj(3,75): error MSB4022: The result "" of evaluating the value "$(WasmAppBuilderTasksAssemblyPath)" of the "AssemblyFile" attribute in element is not valid. /__w/1/s/src/mono/browser/browser.proj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.9960899Z /__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.WebAssembly.Threading/ref/System.Threading.WebAssembly.Threading.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.WebAssembly.Threading/ref/System.Threading.WebAssembly.Threading.csproj'. /__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.WebAssembly.Threading/ref/System.Threading.WebAssembly.Threading.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.9962835Z /__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.Thread.WebAssembly.Threading/ref/System.Threading.Thread.WebAssembly.Threading.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.Thread.WebAssembly.Threading/ref/System.Threading.Thread.WebAssembly.Threading.csproj'. /__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.Thread.WebAssembly.Threading/ref/System.Threading.Thread.WebAssembly.Threading.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.9964423Z /__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.ThreadPool.WebAssembly.Threading/ref/System.Threading.ThreadPool.WebAssembly.Threading.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.ThreadPool.WebAssembly.Threading/ref/System.Threading.ThreadPool.WebAssembly.Threading.csproj'. /__w/1/s/src/libraries/Microsoft.NET.WebAssembly.Threading/src/System.Threading.ThreadPool.WebAssembly.Threading/ref/System.Threading.ThreadPool.WebAssembly.Threading.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.9965366Z /__w/1/s/src/libraries/System.Composition/src/System.Composition.AttributedModel/src/System.Composition.AttributedModel.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/System.Composition/src/System.Composition.AttributedModel/src/System.Composition.AttributedModel.csproj'. /__w/1/s/src/libraries/System.Composition/src/System.Composition.AttributedModel/src/System.Composition.AttributedModel.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.9966243Z /__w/1/s/src/libraries/System.Composition/src/System.Composition.Convention/src/System.Composition.Convention.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/System.Composition/src/System.Composition.Convention/src/System.Composition.Convention.csproj'. /__w/1/s/src/libraries/System.Composition/src/System.Composition.Convention/src/System.Composition.Convention.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.9966889Z /__w/1/s/src/libraries/System.Composition/src/System.Composition.Hosting/src/System.Composition.Hosting.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/System.Composition/src/System.Composition.Hosting/src/System.Composition.Hosting.csproj'. /__w/1/s/src/libraries/System.Composition/src/System.Composition.Hosting/src/System.Composition.Hosting.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.9967461Z /__w/1/s/src/libraries/System.Composition/src/System.Composition.Runtime/src/System.Composition.Runtime.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/System.Composition/src/System.Composition.Runtime/src/System.Composition.Runtime.csproj'. /__w/1/s/src/libraries/System.Composition/src/System.Composition.Runtime/src/System.Composition.Runtime.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.9968033Z /__w/1/s/src/libraries/System.Composition/src/System.Composition.TypedParts/src/System.Composition.TypedParts.csproj : error MSB4025: The project file could not be loaded. Could not find a part of the path '/__w/1/s/src/libraries/System.Composition/src/System.Composition.TypedParts/src/System.Composition.TypedParts.csproj'. /__w/1/s/src/libraries/System.Composition/src/System.Composition.TypedParts/src/System.Composition.TypedParts.csproj [/__w/1/s/Build.proj] 2025-12-19T19:12:31.9968396Z 0 Warning(s) 2025-12-19T19:12:31.9968673Z 13 Error(s) 2025-12-19T19:12:31.9968768Z 2025-12-19T19:12:31.9968931Z Time Elapsed 00:00:32.66 2025-12-19T19:12:32.3102337Z Build failed with exit code 1. Check errors above. 2025-12-19T19:12:32.3173841Z 2025-12-19T19:12:32.3290482Z ##[section]Finishing: Build product