Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
Problem 2: package tk-devel-1:9.0.0-1.fc42.ppc64le from copr_base requires tk = 1:9.0.0-1.fc42, but none of the providers can be installed
  - package tk-1:9.0.0-1.fc42.ppc64le from copr_base requires libtcl9.0.so()(64bit), but none of the providers can be installed
  - package tk-1:9.0.0-1.fc42.ppc64le from copr_base requires tcl = 1:9.0.0, but none of the providers can be installed
  - cannot install both tcl-1:9.0.0-1.fc42.ppc64le from copr_base and tcl-1:8.6.15-6.fc42.ppc64le from fedora
  - package tix-1:8.4.3-41.fc41.ppc64le from fedora requires tcl(abi) = 8.6, but none of the providers can be installed
  - package tix-devel-1:8.4.3-41.fc41.ppc64le from fedora requires tix = 1:8.4.3-41.fc41, but none of the providers can be installed
  - cannot install the best candidate for the job
  - conflicting requests
The RPM transaction has a conflicting requests.

The tk-devel package requires the tk package in version 1:9.0.0-1 which is not available.
The tix package requires tcl(abi) = 8.6 which is not available.