message: Fail on cargo run error.
diff: @@ -7,7 +7,7 @@ use crate::source_analysis::LineAnalysis;
  use crate::statemachine::*;
  use crate::test_loader::*;
  use crate::traces::*;
  -use log::{info, trace, warn};
  +use log::{error, info, trace, warn};
  use nix::unistd::*;
  use std::collections::HashMap;
  use std::env;
  @@ -50,7 +50,8 @@ pub fn trace(configs: &[Config]) -> Result<TraceMap, RunError> {
  ret |= r;
  }
  Err(e) => {
  - info!("Failure {}", e);
  + error!("{}", e);
  + ret |= 1;
  if failure.is_ok() {
  failure = Err(e);
  }
  