0.6.8 flamegraph --pid will fail due to xctrace command error on macos

[simon-1M]

command

flamegraph -p 48299

Error output

command "xctrace" "record" "--template" "Time Profiler" "--target-stdout" "-" "--output" "cargo-flamegraph.trace" "--attach" "48299" Mutually exclusive options provided: target-stdout, attach