anchor.diff:  
     rust-tools-nvim = buildVimPluginFrom2Nix {
       pname = "rust-tools-nvim";
  -    version = "2021-05-16";
  +    version = "2021-06-03";
       src = fetchFromGitHub {
         owner = "simrat39";
         repo = "rust-tools.nvim";
  -      rev = "6f92ba636c06069592c64f85888b452da7e81cfd";
  -      sha256 = "1ng259hs6l6q17hc3y2iyd7v9xm6mkfg0jbpwgrbk4pf2clpn2aa";
  +      rev = "177507f1443be150250ce90c18f5f6fb8d798543";
  +      sha256 = "0wj6pccjbcvj42i4516y6wjrssyl3p060454yjxhgqnnnzxc2dh4";
       };
       meta.homepage = "https://github.com/simrat39/rust-tools.nvim/";
     };
  
positive.code: 
    trouble-nvim = buildVimPluginFrom2Nix {
      pname = "trouble-nvim";
      version = "2021-05-26";
      src = fetchFromGitHub {
        owner = "folke";
        repo = "trouble.nvim";
        rev = "cf87622d661190157dfa7e28a19ee87bb205219b";
        sha256 = "082sd2x6v8ybyy1pa5jm2mm386c1mn23h9p3nd7fmip2cw9snhd0";
      };
      meta.homepage = "https://github.com/folke/trouble.nvim/";
    };
  
negative.code: 
    lightline-vim = buildVimPluginFrom2Nix {
      pname = "lightline-vim";
      version = "2021-05-30";
      src = fetchFromGitHub {
        owner = "itchyny";
        repo = "lightline.vim";
        rev = "b06d921023cf6536bcbee5754071d122296e8942";
        sha256 = "1dsqssxgbglq6al6di9grxl24rgwidgd6jrc8d4gk6v6ymgzckl8";
      };
      meta.homepage = "https://github.com/itchyny/lightline.vim/";
    };
  