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error: unused variable: `x`
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--> $DIR/group-forbid-always-trumps-cli.rs:4:9
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LL | let x = 1;
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| ^ help: if this is intentional, prefix it with an underscore: `_x`
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= note: `-F unused-variables` implied by `-F unused`
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error: aborting due to 1 previous error
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