extern crate lalrpop;

fn main() {
    ::std::env::set_var("LALRPOP_LANE_TABLE", "disabled");

    lalrpop::Configuration::new()
        .process_current_dir()
        .unwrap();
    println!("cargo:rerun-if-changed=src/grammar.lalrpop");
}

extern crate lalrpop;

fn main() {
    ::std::env::set_var("LALRPOP_LANE_TABLE", "disabled");
    lalrpop::Configuration::new().process_current_dir().unwrap();
    println!("cargo:rerun-if-changed=src/grammar.lalrpop");
}

--- 
+++ 
@@ -2,6 +2,9 @@
 
 fn main() {
     ::std::env::set_var("LALRPOP_LANE_TABLE", "disabled");
-    lalrpop::Configuration::new().process_current_dir().unwrap();
+
+    lalrpop::Configuration::new()
+        .process_current_dir()
+        .unwrap();
     println!("cargo:rerun-if-changed=src/grammar.lalrpop");
 }
chore: Update lalrpop to 0.13.1 (with LALRPOP_LANE_TABLE=disabled)

Fixes the petgrapth regression causing nightly to fail on travis
