PR pipelines failing due to failing test

[DonJayamanne]

Seems to be failing on Linux and Mac (single workspace tests).
Blocks PRs.

[DonJayamanne]

More failures in master

[DonJayamanne]

New failures are cropping up, seem to be flaky (these didn't show up this morning).

[ericsnowcurrently]

CI pipeline:

• https://dev.azure.com/ms/vscode-python/_build/results?buildId=51510
• https://dev.azure.com/ms/vscode-python/_build/results?buildId=51639

mac/linux functional tests

�[0m  1) FileSystem Utils
       getFileHash
         the returned hash changes with modification:

      �[31mAssertionError: expected '2bd760a784a3e788564b91e4508053a972beb6c2515f32187da80d3b005f6aa5c5966bb957852a404da8f485d205667d2bb81f74e3c1966d2dd7407e6e19ff31' to not equal '2bd760a784a3e788564b91e4508053a972beb6c2515f32187da80d3b005f6aa5c5966bb957852a404da8f485d205667d2bb81f74e3c1966d2dd7407e6e19ff31'�[0m
      �[32m+ expected�[0m �[31m- actual�[0m

�[0m�[90m
      at Context.test (out/test/common/platform/filesystem.functional.test.js:380:41)
�[0m
�[0m  2) FileSystem Utils
       getFileHash
         the returned hash is unique:

      �[31mAssertionError: expected '2bd760a784a3e788564b91e4508053a972beb6c2515f32187da80d3b005f6aa5c5966bb957852a404da8f485d205667d2bb81f74e3c1966d2dd7407e6e19ff31' to not equal '2bd760a784a3e788564b91e4508053a972beb6c2515f32187da80d3b005f6aa5c5966bb957852a404da8f485d205667d2bb81f74e3c1966d2dd7407e6e19ff31'�[0m
      �[32m+ expected�[0m �[31m- actual�[0m

�[0m�[90m
      at Context.test (out/test/common/platform/filesystem.functional.test.js:391:41)

linux multi-workspace tests

�[0m  1) Interpreters - Workspace VirtualEnv Service
       Detect Virtual Environment:
�[0m�[31m     Error: Timeout of 60000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (/home/vsts/work/1/s/out/test/interpreters/locators/workspaceVirtualEnvService.test.js)�[0m�[90m
      at listOnTimeout (internal/timers.js:531:17)
      at processTimers (internal/timers.js:475:7)
�[0m

�[0m  2) Interpreters - Workspace VirtualEnv Service
       Detect a new Virtual Environment:
�[0m�[31m     Error: Timeout of 60000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (/home/vsts/work/1/s/out/test/interpreters/locators/workspaceVirtualEnvService.test.js)�[0m�[90m
      at listOnTimeout (internal/timers.js:531:17)
      at processTimers (internal/timers.js:475:7)
�[0m

�[0m  3) Interpreters - Workspace VirtualEnv Service
       Detect a new Virtual Environment, and other workspace folder must not be affected (multiroot):
�[0m�[31m     Error: Timeout of 60000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (/home/vsts/work/1/s/out/test/interpreters/locators/workspaceVirtualEnvService.test.js)�[0m�[90m
      at listOnTimeout (internal/timers.js:531:17)
      at processTimers (internal/timers.js:475:7)

all single-workspace tests

(not actually failing in AzDo)

�[0m  1) Interpreters - Workspace VirtualEnv Service
       Detect Virtual Environment:
�[0m�[31m     Error: Timeout of 60000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (d:\a\1\s\out\test\interpreters\locators\workspaceVirtualEnvService.test.js)�[0m�[90m
      at listOnTimeout (internal/timers.js:531:17)
      at processTimers (internal/timers.js:475:7)
�[0m
�[0m  2) Interpreters - Workspace VirtualEnv Service
       Detect a new Virtual Environment:
�[0m�[31m     Error: Timeout of 60000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (d:\a\1\s\out\test\interpreters\locators\workspaceVirtualEnvService.test.js)�[0m�[90m
      at listOnTimeout (internal/timers.js:531:17)
      at processTimers (internal/timers.js:475:7)

debugger tests

seen sporadically, so might not be related

�[0m  1) Resolving Environment Variables when Debugging
       "before each" hook for "Confirm basic environment variables exist when launched in external terminal":
�[0m�[31m     Error: No matching bindings found for serviceIdentifier: Symbol(IFileSystem)�[0m�[90m
      at _validateActiveBindingCount (node_modules/inversify/lib/planning/planner.js:62:23)
      at _getActiveBindings (node_modules/inversify/lib/planning/planner.js:48:5)
      at _createSubRequests (node_modules/inversify/lib/planning/planner.js:91:26)
      at /home/vsts/work/1/s/node_modules/inversify/lib/planning/planner.js:115:17
      at Array.forEach (<anonymous>)
      at /home/vsts/work/1/s/node_modules/inversify/lib/planning/planner.js:114:26
      at Array.forEach (<anonymous>)
      at _createSubRequests (node_modules/inversify/lib/planning/planner.js:94:20)
      at Object.plan (node_modules/inversify/lib/planning/planner.js:136:9)
      at /home/vsts/work/1/s/node_modules/inversify/lib/container/container.js:318:37
      at Container._get (node_modules/inversify/lib/container/container.js:311:44)
      at Container.get (node_modules/inversify/lib/container/container.js:230:21)
      at ServiceContainer.get (out/client/ioc/container.js:28:89)
      at Context.<anonymous> (out/test/debugger/envVars.test.js:32:48)

[ericsnowcurrently]

https://dev.azure.com/ms/vscode-python/_build/results?buildId=51655

all single workspace tests

(only sporadically failing in AzDo)

�[0m  1) Interpreters - Workspace VirtualEnv Service
       Detect Virtual Environment:
�[0m�[31m     Error: Timeout of 60000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (/home/vsts/work/1/s/out/test/interpreters/locators/workspaceVirtualEnvService.test.js)�[0m�[90m
      at listOnTimeout (internal/timers.js:531:17)
      at processTimers (internal/timers.js:475:7)
�[0m
�[0m  2) Interpreters - Workspace VirtualEnv Service
       Detect a new Virtual Environment:
�[0m�[31m     Error: Timeout of 60000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (/home/vsts/work/1/s/out/test/interpreters/locators/workspaceVirtualEnvService.test.js)�[0m�[90m
      at listOnTimeout (internal/timers.js:531:17)
      at processTimers (internal/timers.js:475:7)

mac single-workspace tests

�[0m  1) FileSystem Utils
       getFileHash
         the returned hash changes with modification:

      �[31mAssertionError: expected '13ec09abc29fa2efcff7fa76ca05c05227083b313f33d6c4fa52bb6de3d2c904ab523b20a8fb4fc9233a60803f21f5ff7ac7e4abfcb8a6bc0e1232c86d777e97' to not equal '13ec09abc29fa2efcff7fa76ca05c05227083b313f33d6c4fa52bb6de3d2c904ab523b20a8fb4fc9233a60803f21f5ff7ac7e4abfcb8a6bc0e1232c86d777e97'�[0m
      �[32m+ expected�[0m �[31m- actual�[0m

�[0m�[90m
      at Context.<anonymous> (out/test/common/platform/filesystem.functional.test.js:380:41)
�[0m

�[0m  2) FileSystem Utils
       getFileHash
         the returned hash is unique:

      �[31mAssertionError: expected '13ec09abc29fa2efcff7fa76ca05c05227083b313f33d6c4fa52bb6de3d2c904ab523b20a8fb4fc9233a60803f21f5ff7ac7e4abfcb8a6bc0e1232c86d777e97' to not equal '13ec09abc29fa2efcff7fa76ca05c05227083b313f33d6c4fa52bb6de3d2c904ab523b20a8fb4fc9233a60803f21f5ff7ac7e4abfcb8a6bc0e1232c86d777e97'�[0m
      �[32m+ expected�[0m �[31m- actual�[0m

�[0m�[90m
      at Context.<anonymous> (out/test/common/platform/filesystem.functional.test.js:391:41)
�[0m

�[0m  3) FileSystem Utils
       getFiles
         mixed types:

      �[31mAssertionError: expected [ Array(4) ] to deeply equal [ Array(4) ]�[0m
      �[32m+ expected�[0m �[31m- actual�[0m

       [
         "/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T/pyvsc-fs-tests-1133t6P6YQ4baciz/x/y/z/scripts/data.json"
         "/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T/pyvsc-fs-tests-1133t6P6YQ4baciz/x/y/z/scripts/eggs.py"
         "/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T/pyvsc-fs-tests-1133t6P6YQ4baciz/x/y/z/scripts/spam.py"
      �[31m-  "/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T/pyvsc-fs-tests-1133t6P6YQ4baciz/x/y/z/scripts/spam.soc"�[0m
      �[32m+  "/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T/pyvsc-fs-tests-1133t6P6YQ4baciz/x/y/z/scripts/spam.sock"�[0m
       ]
      �[0m�[90m
      at Context.<anonymous> (out/test/common/platform/filesystem.test.js:358:51)