Won't compile :C - Githubissues

kosiak@battlestation /home/kosiak/Documents/rust/$ cargo install --git https://github.com/krdln/shelly
    Updating git repository `https://github.com/krdln/shelly`
  Installing shelly v0.1.0 (https://github.com/krdln/shelly#e2a4e802)           
    Updating registry `https://github.com/rust-lang/crates.io-index`
 Downloading yansi v0.4.0                                                       
 Downloading regex v1.0.0                                                       
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 Downloading walkdir v2.1.4                                                     
 Downloading lazy_static v1.0.0                                                 
 Downloading thread_local v0.3.5                                                
 Downloading memchr v2.0.1                                                      
 Downloading regex-syntax v0.6.0                                                
 Downloading aho-corasick v0.6.4                                                
 Downloading utf8-ranges v1.0.0                                                 
 Downloading unreachable v1.0.0                                                 
 Downloading void v1.0.2                                                        
 Downloading libc v0.2.40                                                       
 Downloading ucd-util v0.1.1                                                    
 Downloading failure_derive v0.1.1                                              
 Downloading backtrace v0.3.7                                                   
 Downloading synstructure v0.6.1                                                
 Downloading quote v0.3.15                                                      
 Downloading syn v0.11.11                                                       
 Downloading unicode-xid v0.0.4                                                 
 Downloading synom v0.11.3                                                      
 Downloading cfg-if v0.1.3                                                      
 Downloading rustc-demangle v0.1.8                                              
 Downloading same-file v1.0.2                                                   
 Downloading backtrace-sys v0.1.16                                              
 Downloading cc v1.0.15                                                         
   Compiling cc v1.0.15                                                         
   Compiling void v1.0.2
   Compiling same-file v1.0.2
   Compiling unicode-xid v0.0.4
   Compiling rustc-demangle v0.1.8
   Compiling quote v0.3.15
   Compiling cfg-if v0.1.3
   Compiling regex v1.0.0
   Compiling libc v0.2.40
   Compiling ucd-util v0.1.1
   Compiling yansi v0.4.0
   Compiling lazy_static v1.0.0
   Compiling utf8-ranges v1.0.0
   Compiling unreachable v1.0.0
   Compiling synom v0.11.3
   Compiling walkdir v2.1.4
   Compiling regex-syntax v0.6.0
   Compiling memchr v2.0.1
   Compiling thread_local v0.3.5
   Compiling syn v0.11.11
   Compiling backtrace-sys v0.1.16
   Compiling aho-corasick v0.6.4
   Compiling synstructure v0.6.1
   Compiling backtrace v0.3.7
   Compiling failure_derive v0.1.1
   Compiling failure v0.1.1
   Compiling shelly v0.1.0 (https://github.com/krdln/shelly#e2a4e802)
error[E0425]: cannot find function `read_to_string` in module `fs`
   --> src/main.rs:328:20
    |
328 |     let file = fs::read_to_string(path)?;
    |                    ^^^^^^^^^^^^^^ did you mean `read_string`?

error[E0658]: non-reference pattern used to match a reference (see issue #42640)
   --> src/main.rs:196:14
    |
196 |         Some(ScopeWip::Current) => bail!("Recursive import of {}", file.display()),
    |              ^^^^^^^^^^^^^^^^^ help: consider using a reference: `&ScopeWip::Current`

error[E0658]: non-reference pattern used to match a reference (see issue #42640)
   --> src/main.rs:197:14
    |
197 |         Some(ScopeWip::Resolved(scope)) => return Ok(scope.clone()),
    |              ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using a reference: `&ScopeWip::Resolved(scope)`

error: aborting due to 3 previous errors

error: failed to compile `shelly v0.1.0 (https://github.com/krdln/shelly#e2a4e802)`, intermediate artifacts can be found at `/tmp/cargo-install.ahZt1rvhYgB9`

Caused by:
  Could not compile `shelly`.

To learn more, run the command again with --verbose.
krdln / shelly

Won't compile :C #1
