jest --runInBand fails occasionally

[cmdcolin]

yarn test --runInBand often fails with this error for me

node 14.15.0

Summary of all failing tests
 FAIL  plugins/linear-genome-view/src/LinearGenomeView/components/LinearGenomeView.test.js
  ● <LinearGenomeView /> › renders one track, one region

    expect(received).toMatchSnapshot()

    Snapshot name: `<LinearGenomeView /> renders one track, one region 1`

    - Snapshot
    + Received

    @@ -163,30 +163,51 @@
                  <div
                    class="MuiFormControl-root MuiTextField-root makeStyles-headerRefName MuiFormControl-fullWidth"
                    style="margin: 7px;"
                  >
                    <div
    -                 class="MuiInputBase-root MuiOutlinedInput-root MuiAutocomplete-inputRoot MuiInputBase-fullWidth MuiInputBase-formControl MuiInputBase-adornedEnd MuiOutlinedInput-adornedEnd"
    +                 class="MuiInputBase-root MuiOutlinedInput-root MuiAutocomplete-inputRoot MuiInputBase-disabled MuiOutlinedInput-disabled MuiInputBase-fullWidth MuiInputBase-formControl MuiInputBase-adornedEnd MuiOutlinedInput-adornedEnd"
                      style="padding: 0px; height: 32px; background: rgba(255, 255, 255, 0.8);"
                    >
                      <input
                        aria-autocomplete="list"
                        aria-invalid="false"
                        autocapitalize="none"
                        autocomplete="off"
    -                   class="MuiInputBase-input MuiOutlinedInput-input MuiAutocomplete-input MuiAutocomplete-inputFocused MuiInputBase-inputAdornedEnd MuiOutlinedInput-inputAdornedEnd"
    +                   class="MuiInputBase-input MuiOutlinedInput-input MuiAutocomplete-input MuiAutocomplete-inputFocused MuiInputBase-disabled MuiOutlinedInput-disabled MuiInputBase-inputAdornedEnd MuiOutlinedInput-inputAdornedEnd"
    +                   disabled=""
                        id="refNameAutocomplete-lgv"
                        spellcheck="false"
                        type="text"
    -                   value="ctgA"
    +                   value=""
                      />
    +                 <div
    +                   class="MuiCircularProgress-root MuiCircularProgress-indeterminate"
    +                   role="progressbar"
    +                   style="width: 20px; height: 20px;"
    +                 >
    +                   <svg
    +                     class="MuiCircularProgress-svg"
    +                     viewBox="22 22 44 44"
    +                   >
    +                     <circle
    +                       class="MuiCircularProgress-circle MuiCircularProgress-circleIndeterminate"
    +                       cx="44"
    +                       cy="44"
    +                       fill="none"
    +                       r="20.2"
    +                       stroke-width="3.6"
    +                     />
    +                   </svg>
    +                 </div>
                      <div
                        class="MuiAutocomplete-endAdornment"
                      >
                        <button
                          aria-label="Open"
    -                     class="MuiButtonBase-root MuiIconButton-root MuiAutocomplete-popupIndicator"
    +                     class="MuiButtonBase-root MuiIconButton-root MuiAutocomplete-popupIndicator MuiIconButton-disabled MuiButtonBase-disabled"
    +                     disabled=""
                          tabindex="-1"
                          title="Open"
                          type="button"
                        >
                          <span
    @@ -201,13 +222,10 @@
                              <path
                                d="M7 10l5 5 5-5z"
                              />
                            </svg>
                          </span>
    -                     <span
    -                       class="MuiTouchRipple-root"
    -                     />
                        </button>
                      </div>
                      <fieldset
                        aria-hidden="true"
                        class="PrivateNotchedOutline-root MuiOutlinedInput-notchedOutline"
    @@ -246,11 +264,11 @@
                      </svg>
                      <input
                        aria-invalid="false"
                        class="MuiInputBase-input MuiOutlinedInput-input MuiInputBase-inputAdornedStart MuiOutlinedInput-inputAdornedStart"
                        type="text"
    -                   value="ctgA:1..100"
    +                   value=""
                      />
                      <fieldset
                        aria-hidden="true"
                        class="PrivateNotchedOutline-root MuiOutlinedInput-notchedOutline"
                        style="padding-left: 8px;"
    @@ -269,11 +287,11 @@
                </form>
              </div>
              <p
                class="MuiTypography-root makeStyles-bp MuiTypography-body2 MuiTypography-colorTextSecondary"
              >
    -           100 bp
    +           0 bp
              </p>
              <div
                class="makeStyles-container"
              >
                <button

      78 |     const { container, findByText } = render(<LinearGenomeView model={model} />)
      79 |     await findByText('Foo Track')
    > 80 |     expect(container.firstChild).toMatchSnapshot()
         |                                  ^
      81 |   })
      82 |   it('renders two tracks, two regions', async () => {
      83 |     const session = createTestSession()

      at _callee2$ (plugins/linear-genome-view/src/LinearGenomeView/components/LinearGenomeView.test.js:80:34)
      at tryCatch (node_modules/regenerator-runtime/runtime.js:63:40)
      at Generator.invoke [as _invoke] (node_modules/regenerator-runtime/runtime.js:293:22)
      at Generator.next (node_modules/regenerator-runtime/runtime.js:118:21)
      at asyncGeneratorStep (node_modules/babel-preset-react-app/node_modules/@babel/runtime/helpers/asyncToGenerator.js:3:24)
      at _next (node_modules/babel-preset-react-app/node_modules/@babel/runtime/helpers/asyncToGenerator.js:25:9)


Snapshot Summary
 › 1 snapshot failed from 1 test suite. Inspect your code changes or run `yarn test -u` to update them.

Test Suites: 1 failed, 2 skipped, 120 passed, 121 of 123 total
Tests:       1 failed, 3 skipped, 458 passed, 462 total
Snapshots:   1 failed, 233 passed, 234 total
Time:        127.901s
Ran all test suites.
error Command failed with exit code 1.
info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.

[cmdcolin]

Exported from #1438
If anyone can confirm or disconfirm would be interesting.

Might also try yarn test --clearCache just to see if it changes anything

[cmdcolin]

May have been fixed by #1438

Doesn't happen for me anymore