Update flake.lock

flake.lock

@@ -2,11 +2,11 @@
   "nodes": {
     "flake-utils": {
       "locked": {
-        "lastModified": 1614513358,
-        "narHash": "sha256-LakhOx3S1dRjnh0b5Dg3mbZyH0ToC9I8Y2wKSkBaTzU=",
+        "lastModified": 1617631617,
+        "narHash": "sha256-PARRCz55qN3gy07VJZIlFeOX420d0nGF0RzGI/9hVlw=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "5466c5bbece17adaab2d82fae80b46e807611bf3",
+        "rev": "b2c27d1a81b0dc266270fa8aeecebbd1807fc610",
         "type": "github"
       },
       "original": {
@@ -17,11 +17,11 @@
     },
     "flake-utils_2": {
       "locked": {
-        "lastModified": 1609246779,
-        "narHash": "sha256-eq6ZXE/VWo3EMC65jmIT6H/rrUc9UWOWVujkzav025k=",
+        "lastModified": 1614513358,
+        "narHash": "sha256-LakhOx3S1dRjnh0b5Dg3mbZyH0ToC9I8Y2wKSkBaTzU=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "08c7ad4a0844adc4a7f9f5bb3beae482e789afa4",
+        "rev": "5466c5bbece17adaab2d82fae80b46e807611bf3",
         "type": "github"
       },
       "original": {
@@ -63,11 +63,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1617082367,
-        "narHash": "sha256-W0cQPGjc4IVzryaGycuoS8KZkXafS1P23w/fcKLoD5Y=",
+        "lastModified": 1617636226,
+        "narHash": "sha256-iZhBWrOR2DoDs1C+0FlnM9AQLMol/qoGQ+d+S43CKJM=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "04a2b269d8921505a2969fc9ec25c1f517f2b307",
+        "rev": "3d1a7716d7f1fccbd7d30ab3b2ed3db831f43bde",
         "type": "github"
       },
       "original": {
@@ -79,15 +79,17 @@
     },
     "nixpkgs_3": {
       "locked": {
-        "lastModified": 1609079092,
-        "narHash": "sha256-KhyKfxBHtZlAgudpZ0EJVzeuqROjKfVOwj8j0cuhU50=",
-        "path": "/nix/store/5pmay8rdvgw5ml1xi6189xhdbygc850k-source",
-        "rev": "2f47650c2f28d87f86ab807b8a339c684d91ec56",
-        "type": "path"
+        "lastModified": 1617325113,
+        "narHash": "sha256-GksR0nvGxfZ79T91UUtWjjccxazv6Yh/MvEJ82v1Xmw=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "54c1e44240d8a527a8f4892608c4bce5440c3ecb",
+        "type": "github"
       },
       "original": {
-        "id": "nixpkgs",
-        "type": "indirect"
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "type": "github"
       }
     },
     "root": {
@@ -104,11 +106,11 @@
         "nixpkgs": "nixpkgs_3"
       },
       "locked": {
-        "lastModified": 1617244077,
-        "narHash": "sha256-lAOLV0ZlulxLxLyldRuTx187/c/SDLoRH6TsrUzZsB0=",
+        "lastModified": 1617762447,
+        "narHash": "sha256-bv1e5VRZnSswnVtBH2Nc1omInZSRgASsS8xO+Fg9whc=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "f18edbcb270b5245455bab58b721e4d748963b09",
+        "rev": "08263e3fa955acbcb6612c00d920d45e517b242d",
         "type": "github"
       },
       "original": {