Auto merge of #518 - Zeegomo:local_crate/error_code, r=pietroalbini

add crate with build error codes

Author: bors

local-crates/error-code/Cargo.toml

@@ -0,0 +1,7 @@
+[package]
+name = "error_code"
+version = "0.1.0"
+authors = ["Giacomo Pasini <g.pasini98@gmail.com>"]
+edition = "2018"
+
+[dependencies]

local-crates/error-code/src/lib.rs

@@ -0,0 +1,8 @@
+pub const STRING: String = String::from("invalid");
+
+static X: i32 = 42;
+const Y: i32 = X;
+
+fn hello() {
+    println!("Hello, world!");
+}

tests/minicrater/full/results.expected.json

@@ -108,6 +108,24 @@
       ],
       "url": "https://github.com/rust-lang/crater/tree/master/local-crates/clippy-warn"
     },
+    {
+      "krate": {
+        "Local": "error-code"
+      },
+      "name": "error-code (local)",
+      "res": "build-fail",
+      "runs": [
+        {
+          "log": "stable/local/error-code",
+          "res": "build-fail:unknown"
+        },
+        {
+          "log": "beta/local/error-code",
+          "res": "build-fail:unknown"
+        }
+      ],
+      "url": "https://github.com/rust-lang/crater/tree/master/local-crates/error-code"
+    },
     {
       "krate": {
         "Local": "ice-regression"