1 error: unused return value of `anyhow::__private::must_use` that must be used
2 --> tests/ui/must-use.rs:8:9
4 8 | anyhow!("it failed");
7 note: the lint level is defined here
8 --> tests/ui/must-use.rs:1:9
10 1 | #![deny(unused_must_use)]
12 = note: this error originates in the macro `anyhow` (in Nightly builds, run with -Z macro-backtrace for more info)