message: Update debug_rust.md
diff: @@ -9,39 +9,37 @@ Install VS Code extension `CodeLLDB (OS X/Linux)`
  Create this folder and file in project root:
  `.vscode/launch.json`
  -E.g. for `miner` package:
  -(Note: You can add another package like `miner` into `"configurations":` array)
  +E.g. two debug configs for `miner` package with and without using `cargo`:
  ```
  {
  // Use IntelliSense to learn about possible attributes.
  // Hover to view descriptions of existing attributes.
  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
  "version": "0.2.0",
  - "configurations": [
  + "configurations":
  + [
  {
  + "name": "debug miner",
  +
  "type": "lldb",
  "request": "launch",
  - "name": "debug miner",
  - "cargo": {
  - "args": [
  - "b",
  - "-p",
  - "miner"
  - ],
  - },
  - "args": [
  - "--swarm-path",
  - "./swarm_temp",
  - "--swarm-persona",
  - "alice",
  - "start"
  - ], // e.g. ["arg1", "arg2"]
  + "cargo": { "args": ["b", "-p", "miner"] },
  + "args": [ "--swarm-path", "./swarm_temp", "--swarm-persona", "alice", "start" ], // e.g. ["arg1", "arg2"]
  "env": {
  "MNEM": "talent sunset lizard pill fame nuclear spy noodle basket okay critic grow sleep legend hurry pitch blanket clerk impose rough degree sock insane purse",
  "NODE_ENV": "test"
  }, // e.g. {"ENV1": "aa", "ENV2: "bb"}
  "cwd": "${workspaceFolder}"
  - }
  + },
  + {
  + "name": "debug miner without cargo",
  + "type": "lldb",
  + "request": "launch",
  + "program": "${workspaceFolder}/target/debug/miner",
  + "args": ["--swarm-path", "/opt/swarm_temp", "--swarm-persona", "alice", "start"],
  + "env":{"NODE_ENV": "test"}, // {"ENV1": "aa", "ENV2: "bb"}
  + "cwd": "${workspaceFolder}"
  + },
  ]
  }
  ```
  @@ -60,6 +58,9 @@ If all goes well, debug sessions should start and you should see `debug miner` o
  Note: You can see/select other debug targets if you added more than one package into `"configurations":` array in step 2.
  +### Known Issues
  +https://github.com/OLSF/libra/issues/589
  +
  ### Sources:
  https://www.forrestthewoods.com/blog/how-to-debug-rust-with-visual-studio-code/
  https://code.visualstudio.com/docs/editor/debugging#_launch-configurations
  