.all-contributorsrc

@@ -2397,42 +2397,6 @@
       "contributions": [
         "content"
       ]
-    },
-    {
-      "login": "CobaltCause",
-      "name": "Charles Hall",
-      "avatar_url": "https://avatars.githubusercontent.com/u/7003738?v=4",
-      "profile": "https://github.com/CobaltCause",
-      "contributions": [
-        "infra"
-      ]
-    },
-    {
-      "login": "krmpotic",
-      "name": "Luka Krmpotić",
-      "avatar_url": "https://avatars.githubusercontent.com/u/10350645?v=4",
-      "profile": "https://github.com/krmpotic",
-      "contributions": [
-        "content"
-      ]
-    },
-    {
-      "login": "jurglic",
-      "name": "Jurglic",
-      "avatar_url": "https://avatars.githubusercontent.com/u/112600?v=4",
-      "profile": "https://github.com/jurglic",
-      "contributions": [
-        "content"
-      ]
-    },
-    {
-      "login": "OfirLauber",
-      "name": "Ofir Lauber",
-      "avatar_url": "https://avatars.githubusercontent.com/u/5631030?v=4",
-      "profile": "https://github.com/OfirLauber",
-      "contributions": [
-        "content"
-      ]
     }
   ],
   "contributorsPerLine": 8,

AUTHORS.md

@@ -338,12 +338,6 @@ authors.
       <td align="center" valign="top" width="12.5%"><a href="https://github.com/Jak-Ch-ll"><img src="https://avatars.githubusercontent.com/u/56225668?v=4?s=100" width="100px;" alt="Jakob"/><br /><sub><b>Jakob</b></sub></a><br /><a href="#content-Jak-Ch-ll" title="Content">🖋</a></td>
       <td align="center" valign="top" width="12.5%"><a href="http://oscarbonilla.com"><img src="https://avatars.githubusercontent.com/u/4950?v=4?s=100" width="100px;" alt="Oscar Bonilla"/><br /><sub><b>Oscar Bonilla</b></sub></a><br /><a href="#content-ob" title="Content">🖋</a></td>
       <td align="center" valign="top" width="12.5%"><a href="https://github.com/husjon"><img src="https://avatars.githubusercontent.com/u/554229?v=4?s=100" width="100px;" alt="Jon Erling Hustadnes"/><br /><sub><b>Jon Erling Hustadnes</b></sub></a><br /><a href="#content-husjon" title="Content">🖋</a></td>
-      <td align="center" valign="top" width="12.5%"><a href="https://github.com/CobaltCause"><img src="https://avatars.githubusercontent.com/u/7003738?v=4?s=100" width="100px;" alt="Charles Hall"/><br /><sub><b>Charles Hall</b></sub></a><br /><a href="#infra-CobaltCause" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a></td>
-    </tr>
-    <tr>
-      <td align="center" valign="top" width="12.5%"><a href="https://github.com/krmpotic"><img src="https://avatars.githubusercontent.com/u/10350645?v=4?s=100" width="100px;" alt="Luka Krmpotić"/><br /><sub><b>Luka Krmpotić</b></sub></a><br /><a href="#content-krmpotic" title="Content">🖋</a></td>
-      <td align="center" valign="top" width="12.5%"><a href="https://github.com/jurglic"><img src="https://avatars.githubusercontent.com/u/112600?v=4?s=100" width="100px;" alt="Jurglic"/><br /><sub><b>Jurglic</b></sub></a><br /><a href="#content-jurglic" title="Content">🖋</a></td>
-      <td align="center" valign="top" width="12.5%"><a href="https://github.com/OfirLauber"><img src="https://avatars.githubusercontent.com/u/5631030?v=4?s=100" width="100px;" alt="Ofir Lauber"/><br /><sub><b>Ofir Lauber</b></sub></a><br /><a href="#content-OfirLauber" title="Content">🖋</a></td>
     </tr>
   </tbody>
 </table>

CHANGELOG.md

@@ -1,19 +1,3 @@
-<a name="5.6.1"></a>
-## 5.6.1 (2023-09-18)
-
-#### Changed
-
-- Converted all exercises with assertions to test mode.
-
-#### Fixed
-
-- `cow1`: Reverted regression introduced by calling `to_mut` where it
-  shouldn't have been called, and clarified comment.
-- `primitive_types3`: Require at least an array of 100 elements.
-- Removed hint comments when no hint exists for the exercise.
-- `as_ref_mut`: Fixed a typo in a test function name.
-- `enums3`: Fixed formatting with `rustfmt`.
-
 <a name="5.6.0"></a>
 ## 5.6.0 (2023-09-04)
 

Cargo.lock

@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "aho-corasick"
-version = "0.7.20"
+version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc936419f96fa211c1b9166887b38e5e40b19958e5b895be7c1f93adec7071ac"
+checksum = "0c378d78423fdad8089616f827526ee33c19f2fddbd5de1629152c9593ba4783"
 dependencies = [
  "memchr",
 ]
@@ -27,9 +27,9 @@ dependencies = [
 
 [[package]]
 name = "anstyle"
-version = "1.0.3"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b84bf0a05bbb2a83e5eb6fa36bb6e87baa08193c35ff52bbf6b38d8af2890e46"
+checksum = "15c4c2c83f81532e5845a733998b6971faca23490340a418e9b72a3ec9de12ea"
 
 [[package]]
 name = "anstyle-parse"
@@ -111,9 +111,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "clap"
-version = "4.4.3"
+version = "4.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "84ed82781cea27b43c9b106a979fe450a13a31aab0500595fb3fc06616de08e6"
+checksum = "6a13b88d2c62ff462f88e4a121f17a82c1af05693a2f192b5c38d14de73c19f6"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -157,15 +157,15 @@ checksum = "acbf1af155f9b9ef647e42cdc158db4b64a1b61f743629225fde6f3e0be2a7c7"
 
 [[package]]
 name = "console"
-version = "0.15.5"
+version = "0.15.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c3d79fbe8970a77e3e34151cc13d3b3e248aa0faaecb9f6091fa07ebefe5ad60"
+checksum = "c926e00cc70edefdc64d3a5ff31cc65bb97a3460097762bd23afb4d8145fccf8"
 dependencies = [
  "encode_unicode",
  "lazy_static",
  "libc",
  "unicode-width",
- "windows-sys 0.42.0",
+ "windows-sys 0.45.0",
 ]
 
 [[package]]
@@ -200,14 +200,14 @@ checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
 
 [[package]]
 name = "filetime"
-version = "0.2.20"
+version = "0.2.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a3de6e8d11b22ff9edc6d916f890800597d60f8b2da1caf2955c274638d6412"
+checksum = "d4029edd3e734da6fe05b6cd7bd2960760a616bd2ddd0d59a0124746d6272af0"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
  "redox_syscall",
- "windows-sys 0.45.0",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -274,11 +274,11 @@ checksum = "95505c38b4572b2d910cecb0281560f54b440a19336cbbcb27bf6ce6adc6f5a8"
 
 [[package]]
 name = "home"
-version = "0.5.4"
+version = "0.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "747309b4b440c06d57b0b25f2aee03ee9b5e5397d288c60e21fc709bb98a7408"
+checksum = "5444c27eef6923071f7ebcc33e3444508466a76f7a2b93da00ed6e19f30c1ddb"
 dependencies = [
- "winapi 0.3.9",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -353,9 +353,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "1.0.6"
+version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "453ad9f582a441959e5f0d088b02ce04cfe8d51a8eaf077f12ac6d3e94164ca6"
+checksum = "af150ab688ff2122fcef229be89cb50dd66af9e01a4ff320cc137eecc9bacc38"
 
 [[package]]
 name = "kernel32-sys"
@@ -381,18 +381,15 @@ checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
 
 [[package]]
 name = "libc"
-version = "0.2.140"
+version = "0.2.147"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "99227334921fae1a979cf0bfdfcc6b3e5ce376ef57e16fb6fb3ea2ed6095f80c"
+checksum = "b4668fb0ea861c1df094127ac5f1da3409a82116a4ba74fca2e58ef927159bb3"
 
 [[package]]
 name = "log"
-version = "0.4.17"
+version = "0.4.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
-dependencies = [
- "cfg-if 1.0.0",
-]
+checksum = "b5e6163cb8c49088c2c36f57875e58ccd8c87c7427f7fbd50ea6710b2f3f2e8f"
 
 [[package]]
 name = "memchr"
@@ -445,9 +442,9 @@ dependencies = [
 
 [[package]]
 name = "net2"
-version = "0.2.38"
+version = "0.2.39"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "74d0df99cfcd2530b2e694f6e17e7f37b8e26bb23983ac530c0c97408837c631"
+checksum = "b13b648036a2339d06de780866fbdfda0dde886de7b3af2ddeba8b14f4ee34ac"
 dependencies = [
  "cfg-if 0.1.10",
  "libc",
@@ -480,9 +477,9 @@ dependencies = [
 
 [[package]]
 name = "num-traits"
-version = "0.2.15"
+version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "578ede34cf02f8924ab9447f50c28075b4d3e5b269972345e7e0372b38c6cdcd"
+checksum = "f30b0abd723be7e2ffca1272140fac1a2f084c77ec3e123c192b66af1ee9e6c2"
 dependencies = [
  "autocfg",
 ]
@@ -532,39 +529,40 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.53"
+version = "1.0.66"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba466839c78239c09faf015484e5cc04860f88242cff4d03eb038f04b4699b73"
+checksum = "18fb31db3f9bddb2ea821cde30a9f70117e3f119938b5ee630b7403aa6e2ead9"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.26"
+version = "1.0.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4424af4bf778aae2051a77b60283332f386554255d722233d09fbfc7e30da2fc"
+checksum = "5267fca4496028628a95160fc423a33e8b2e6af8a5302579e322e4b520293cae"
 dependencies = [
  "proc-macro2",
 ]
 
 [[package]]
 name = "redox_syscall"
-version = "0.2.16"
+version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fb5a58c1855b4b6819d59012155603f0b22ad30cad752600aadfcb695265519a"
+checksum = "567664f262709473930a4bf9e51bf2ebf3348f2e748ccc50dea20646858f8f29"
 dependencies = [
  "bitflags",
 ]
 
 [[package]]
 name = "regex"
-version = "1.7.2"
+version = "1.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cce168fea28d3e05f158bda4576cf0c844d5045bc2cc3620fa0292ed5bb5814c"
+checksum = "697061221ea1b4a94a624f67d0ae2bfe4e22b8a17b6a192afb11046542cc8c47"
 dependencies = [
  "aho-corasick",
  "memchr",
+ "regex-automata",
  "regex-syntax",
 ]
 
@@ -573,16 +571,21 @@ name = "regex-automata"
 version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2f401f4955220693b56f8ec66ee9c78abffd8d1c4f23dc41a23839eb88f0795"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-syntax",
+]
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.29"
+version = "0.7.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
+checksum = "dbb5fb1acd8a1a18b3dd5be62d25485eb770e05afb408a9627d14d451bae12da"
 
 [[package]]
 name = "rustlings"
-version = "5.6.1"
+version = "5.6.0"
 dependencies = [
  "assert_cmd",
  "clap",
@@ -600,9 +603,9 @@ dependencies = [
 
 [[package]]
 name = "ryu"
-version = "1.0.13"
+version = "1.0.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f91339c0467de62360649f8d3e185ca8de4224ff281f66000de5eb2a77a79041"
+checksum = "1ad4cc8da4ef723ed60bced201181d83791ad433213d8c24efffda1eec85d741"
 
 [[package]]
 name = "same-file"
@@ -615,18 +618,18 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.158"
+version = "1.0.188"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "771d4d9c4163ee138805e12c710dd365e4f44be8be0503cb1bb9eb989425d9c9"
+checksum = "cf9e0fcba69a370eed61bcf2b728575f726b50b55cba78064753d708ddc7549e"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.158"
+version = "1.0.188"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e801c1712f48475582b7696ac71e0ca34ebb30e09338425384269d9717c62cad"
+checksum = "4eca7ac642d82aa35b60049a6eccb4be6be75e599bd2e9adb5f875a737654af2"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -635,9 +638,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.94"
+version = "1.0.105"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1c533a59c9d8a93a09c6ab31f0fd5e5f4dd1b8fc9434804029839884765d04ea"
+checksum = "693151e1ac27563d6dbcec9dee9fbd5da8539b20fa14ad3752b2e6d363ace360"
 dependencies = [
  "itoa",
  "ryu",
@@ -655,9 +658,9 @@ dependencies = [
 
 [[package]]
 name = "slab"
-version = "0.4.8"
+version = "0.4.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6528351c9bc8ab22353f9d776db39a20288e8d6c37ef8cfe3317cf875eecfc2d"
+checksum = "8f92a496fb766b417c996b9c5e57daf2f7ad3b0bebe1ccfca4856390e3d3bb67"
 dependencies = [
  "autocfg",
 ]
@@ -670,9 +673,9 @@ checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
 
 [[package]]
 name = "syn"
-version = "2.0.8"
+version = "2.0.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bcc02725fd69ab9f26eab07fad303e2497fad6fb9eba4f96c4d1687bdf704ad9"
+checksum = "718fa2415bcb8d8bd775917a1bf12a7931b6dfa890753378538118181e0cb398"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -687,9 +690,9 @@ checksum = "3369f5ac52d5eb6ab48c6b4ffdc8efbcad6b89c765749064ba298f2c68a16a76"
 
 [[package]]
 name = "toml"
-version = "0.7.8"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd79e69d3b627db300ff956027cc6c3798cef26d22526befdfcd12feeb6d2257"
+checksum = "c17e963a819c331dcacd7ab957d80bc2b9a9c1e71c804826d2f283dd65306542"
 dependencies = [
  "serde",
  "serde_spanned",
@@ -708,9 +711,9 @@ dependencies = [
 
 [[package]]
 name = "toml_edit"
-version = "0.19.15"
+version = "0.19.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b5bb770da30e5cbfde35a2d7b9b8a2c4b8ef89548a7a6aeab5c9a576e3e7421"
+checksum = "f8123f27e969974a3dfba720fdb560be359f57b44302d280ba72e76a74480e8a"
 dependencies = [
  "indexmap",
  "serde",
@@ -721,9 +724,9 @@ dependencies = [
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.8"
+version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5464a87b239f13a63a501f2701565754bae92d243d4bb7eb12f6d57d2269bf4"
+checksum = "301abaae475aa91687eb82514b328ab47a211a533026cb25fc3e519b86adfc3c"
 
 [[package]]
 name = "unicode-width"
@@ -799,21 +802,6 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
-[[package]]
-name = "windows-sys"
-version = "0.42.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a3e1820f08b8513f676f7ab6c1f99ff312fb97b553d30ff4dd86f9f15728aa7"
-dependencies = [
- "windows_aarch64_gnullvm 0.42.2",
- "windows_aarch64_msvc 0.42.2",
- "windows_i686_gnu 0.42.2",
- "windows_i686_msvc 0.42.2",
- "windows_x86_64_gnu 0.42.2",
- "windows_x86_64_gnullvm 0.42.2",
- "windows_x86_64_msvc 0.42.2",
-]
-
 [[package]]
 name = "windows-sys"
 version = "0.45.0"

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "rustlings"
 description = "Small exercises to get you used to reading and writing Rust code!"
-version = "5.6.1"
+version = "5.6.0"
 authors = [
   "Liv <mokou@fastmail.com>",
   "Carol (Nichols || Goulding) <carol.nichols@gmail.com>",

README.md

@@ -41,8 +41,8 @@ This will install Rustlings and give you access to the `rustlings` command. Run
 Basically: Clone the repository at the latest tag, finally run `nix develop` or `nix-shell`.
 
 ```bash
-# find out the latest version at https://github.com/rust-lang/rustlings/releases/latest (on edit 5.6.1)
-git clone -b 5.6.1 --depth 1 https://github.com/rust-lang/rustlings
+# find out the latest version at https://github.com/rust-lang/rustlings/releases/latest (on edit 5.6.0)
+git clone -b 5.6.0 --depth 1 https://github.com/rust-lang/rustlings
 cd rustlings
 # if nix version > 2.3
 nix develop
@@ -79,8 +79,8 @@ If you get a permission denied message, you might have to exclude the directory
 Basically: Clone the repository at the latest tag, run `cargo install --path .`.
 
 ```bash
-# find out the latest version at https://github.com/rust-lang/rustlings/releases/latest (on edit 5.6.1)
-git clone -b 5.6.1 --depth 1 https://github.com/rust-lang/rustlings
+# find out the latest version at https://github.com/rust-lang/rustlings/releases/latest (on edit 5.6.0)
+git clone -b 5.6.0 --depth 1 https://github.com/rust-lang/rustlings
 cd rustlings
 cargo install --force --path .
 ```

exercises/clippy/clippy3.rs

@@ -1,7 +1,8 @@
 // clippy3.rs
 // 
 // Here's a couple more easy Clippy fixes, so you can see its utility.
-// No hints.
+//
+// Execute `rustlings hint clippy3` or use the `hint` watch subcommand for a hint.
 
 // I AM NOT DONE
 

exercises/conversions/as_ref_mut.rs

@@ -57,7 +57,7 @@ mod tests {
     }
 
     #[test]
-    fn mut_box() {
+    fn mult_box() {
         let mut num: Box<u32> = Box::new(3);
         num_sq(&mut num);
         assert_eq!(*num, 9);

exercises/enums/enums3.rs

@@ -20,7 +20,7 @@ struct State {
     color: (u8, u8, u8),
     position: Point,
     quit: bool,
-    message: String,
+    message: String
 }
 
 impl State {
@@ -32,18 +32,17 @@ impl State {
         self.quit = true;
     }
 
-    fn echo(&mut self, s: String) {
-        self.message = s
-    }
+    fn echo(&mut self, s: String) { self.message = s }
 
     fn move_position(&mut self, p: Point) {
         self.position = p;
     }
 
     fn process(&mut self, message: Message) {
-        // TODO: create a match expression to process the different message variants
-        // Remember: When passing a tuple as a function argument, you'll need extra parentheses:
-        // fn function((t, u, p, l, e))
+        // TODO: create a match expression to process the different message
+        // variants
+        // Remember: When passing a tuple as a function argument, you'll need
+        // extra parentheses: fn function((t, u, p, l, e))
     }
 }
 

exercises/primitive_types/primitive_types1.rs

@@ -2,6 +2,9 @@
 //
 // Fill in the rest of the line that has code missing! No hints, there's no
 // tricks, just get used to typing these :)
+//
+// Execute `rustlings hint primitive_types1` or use the `hint` watch subcommand
+// for a hint.
 
 // I AM NOT DONE
 

exercises/primitive_types/primitive_types2.rs

@@ -2,6 +2,9 @@
 //
 // Fill in the rest of the line that has code missing! No hints, there's no
 // tricks, just get used to typing these :)
+//
+// Execute `rustlings hint primitive_types2` or use the `hint` watch subcommand
+// for a hint.
 
 // I AM NOT DONE
 

flake.lock

@@ -3,11 +3,11 @@
     "flake-compat": {
       "flake": false,
       "locked": {
-        "lastModified": 1673956053,
-        "narHash": "sha256-4gtG9iQuiKITOjNQQeQIpoIB6b16fm+504Ch3sNKLd8=",
+        "lastModified": 1650374568,
+        "narHash": "sha256-Z+s0J8/r907g149rllvwhb4pKi8Wam5ij0st8PwAh+E=",
         "owner": "edolstra",
         "repo": "flake-compat",
-        "rev": "35bb57c0c8d8b62bbfd284272c928ceb64ddbde9",
+        "rev": "b4a34015c698c7793d592d66adbab377907a2be8",
         "type": "github"
       },
       "original": {
@@ -17,15 +17,12 @@
       }
     },
     "flake-utils": {
-      "inputs": {
-        "systems": "systems"
-      },
       "locked": {
-        "lastModified": 1692799911,
-        "narHash": "sha256-3eihraek4qL744EvQXsK1Ha6C3CR7nnT8X2qWap4RNk=",
+        "lastModified": 1659877975,
+        "narHash": "sha256-zllb8aq3YO3h8B/U0/J1WBgAL8EX5yWf5pMj3G0NAmc=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "f9e7cf818399d17d347f847525c5a5a8032e4e44",
+        "rev": "c0e246b9b83f637f4681389ecabcb2681b4f3af0",
         "type": "github"
       },
       "original": {
@@ -36,11 +33,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1694183432,
-        "narHash": "sha256-YyPGNapgZNNj51ylQMw9lAgvxtM2ai1HZVUu3GS8Fng=",
+        "lastModified": 1666629043,
+        "narHash": "sha256-Yoq6Ut2F3Ol73yO9hG93x6ts5c4F5BhKTbcF3DtBEAw=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "db9208ab987cdeeedf78ad9b4cf3c55f5ebd269b",
+        "rev": "b39fd6e4edef83cb4a135ebef98751ce23becc33",
         "type": "github"
       },
       "original": {
@@ -56,21 +53,6 @@
         "flake-utils": "flake-utils",
         "nixpkgs": "nixpkgs"
       }
-    },
-    "systems": {
-      "locked": {
-        "lastModified": 1681028828,
-        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
-        "owner": "nix-systems",
-        "repo": "default",
-        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-systems",
-        "repo": "default",
-        "type": "github"
-      }
     }
   },
   "root": "root",

flake.nix

@@ -22,7 +22,7 @@
         rustlings =
           pkgs.rustPlatform.buildRustPackage {
             name = "rustlings";
-            version = "5.6.1";
+            version = "5.6.0";
 
             buildInputs = cargoBuildInputs;
             nativeBuildInputs = [pkgs.git];