Description of problem:
$ sudo dnf upgrade
Fedora - Modular Rawhide - Developmental packages for the next Fedora release          13 kB/s |  15 kB     00:01    
Fedora - Modular Rawhide - Developmental packages for the next Fedora release          54 kB/s | 1.2 MB     00:22    
Fedora - Rawhide - Developmental packages for the next Fedora release                 9.1 kB/s |  14 kB     00:01    
Last metadata expiration check: 0:00:00 ago on Sat 25 Aug 2018 10:25:59 AM EDT.                                      
Dependencies resolved.                                                                                               
                                                
 Problem 1: cannot install the best update candidate for package nodejs-1:10.9.0-2.fc30.x86_64                       
  - package nodejs-1:10.9.0-2.module_2124+043d802a.x86_64 is disabled                                                
 Problem 2: cannot install the best update candidate for package npm-1:6.2.0-1.10.9.0.2.fc30.x86_64                  
  - package npm-1:6.2.0-1.10.9.0.2.module_2124+043d802a.x86_64 is disabled                                           
 Problem 3: package pycryptopp-0.6.0.1206569328141510525648634803928199668821045408958-15.fc29.x86_64 requires libcryp
topp.so.6()(64bit), but none of the providers can be installed                                                       
  - cannot install both cryptopp-7.0.0-1.fc29.x86_64 and cryptopp-6.1.0-3.fc29.x86_64                                
  - cannot install the best update candidate for package pycryptopp-0.6.0.12065693281415105256486348039281996688210454
08958-15.fc29.x86_64                                                                                                 
  - cannot install the best update candidate for package cryptopp-6.1.0-3.fc29.x86_64