rust/tests/ui/env-macro/env-not-defined-default.stderr

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error: environment variable `CARGO__HOPEFULLY_NOT_DEFINED__` not defined at compile time
--> $DIR/env-not-defined-default.rs:2:5
|
LL | env!("CARGO__HOPEFULLY_NOT_DEFINED__");
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= help: Cargo sets build script variables at run time. Use `std::env::var("CARGO__HOPEFULLY_NOT_DEFINED__")` instead
= note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
error: aborting due to 1 previous error