math/big: TestAliasing/Exp-XY failures

[gopherbot]

#!watchflakes
default <- pkg == "math/big" && test == "TestAliasing/Exp-XY"

Issue created automatically to collect these failures.

Example (log):

=== RUN   TestAliasing/Exp-XY
--- FAIL: TestAliasing/Exp-XY (0.00s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "math/big" && test == "TestAliasing/Exp-XY"

2025-03-04 11:10 gotip-windows-amd64-longtest go@4f45b2b7 math/big.TestAliasing/Exp-XY (log)

=== RUN   TestAliasing/Exp-XY
--- FAIL: TestAliasing/Exp-XY (0.00s)

— watchflakes