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$ cargo run
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Compiling threads v0.1.0 (file:///projects/threads)
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error[E0373]: closure may outlive the current function, but it borrows `v`, which is owned by the current function
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--> src/main.rs:6:32
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6 | let handle = thread::spawn(|| {
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| ^^ may outlive borrowed value `v`
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7 | println!("Here's a vector: {v:?}");
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| - `v` is borrowed here
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note: function requires argument type to outlive `'static`
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--> src/main.rs:6:18
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6 | let handle = thread::spawn(|| {
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| __________________^
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7 | | println!("Here's a vector: {v:?}");
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8 | | });
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| |______^
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help: to force the closure to take ownership of `v` (and any other referenced variables), use the `move` keyword
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6 | let handle = thread::spawn(move || {
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| ++++
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For more information about this error, try `rustc --explain E0373`.
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error: could not compile `threads` (bin "threads") due to 1 previous error
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