#![cfg(feature = "integration")]
+#![cfg_attr(feature = "deny-warnings", deny(warnings))]
+#![warn(rust_2018_idioms, unused_lifetimes)]
use std::env;
use std::ffi::OsStr;
} else if stderr.contains("query stack during panic") {
panic!("query stack during panic in the output");
} else if stderr.contains("E0463") {
+ // Encountering E0463 (can't find crate for `x`) did _not_ cause the build to fail in the
+ // past. Even though it should have. That's why we explicitly panic here.
+ // See PR #3552 and issue #3523 for more background.
panic!("error: E0463");
} else if stderr.contains("E0514") {
panic!("incompatible crate versions");
} else if stderr.contains("failed to run `rustc` to learn about target-specific information") {
panic!("couldn't find librustc_driver, consider setting `LD_LIBRARY_PATH`");
+ } else {
+ assert!(
+ !stderr.contains("toolchain") || !stderr.contains("is not installed"),
+ "missing required toolchain"
+ );
}
match output.status.code() {