error: unsupported operation: `read` from stdin not available when isolation is enabled
  --> RUSTLIB/std/$FILE:LL:CC
   |
   | ^ unsupported operation occurred here
   |
   = help: set `MIRIFLAGS=-Zmiri-disable-isolation` to disable isolation;
   = help: or set `MIRIFLAGS=-Zmiri-isolation-error=warn` to make Miri return an error code from isolated operations (if supported for that operation) and continue with a warning
note: inside `main`
  --> tests/fail/shims/isolated_stdin.rs:LL:CC
   |
   | ^

note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace

error: aborting due to 1 previous error