Use exit code 1 on failure

This is important to signal e.g. systemd that there was an error and the
process should be restarted.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/main.rs b/src/main.rs
index 521b7f4..f7f4bac 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -62,6 +62,7 @@ fn main() {
     let opts = Opts::parse();
     if let Err(e) = inner_main(&opts) {
         error!("{}", e);
+        std::process::exit(1);
     }
 }