Bug report

PHPStan reports a false-positive error when calling a variable holding a closure on its own line. The analyzer incorrectly believes the invocation is a no-op expression rather than a function call that may have side effects (e.g. output).

Code snippet that reproduces the problem

https://phpstan.org/r/38fa9abe-cdc6-4ffa-b509-783d834a0f3c

Expected output

It was a false positive.

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