anchor.diff:  
   ENV OUTDIR=/out
   
  -# required for binary tools: ca-certificates, gcc, libc-dev, git, iptables, libltdl7
  +# required for binary tools: ca-certificates, gcc, libc-dev, git, iptables, libltdl7, less
   # required for general build: make, wget, curl, ssh, rpm
   # required for ruby: libcurl4-openssl-dev
   # required for python: python3, pkg-config
  
positive.code:     libltdl7 \
      libc-dev \
      libcurl4-openssl-dev \
      make \
      pkg-config \
      python3 \
  
negative.code: ENV GOGO_PROTOBUF_VERSION=v1.3.2
  ENV GOIMPORTS_VERSION=v0.1.0
  ENV BENCHSTAT_VERSION=9c9101da8316
  ENV GH_VERSION=2.0.0
  ENV GOLANG_PROTOBUF_VERSION=v1.3.5
  # When updating the golangci version, you may want to update the common-files config/.golangci* files as well.
  ENV GOLANGCI_LINT_VERSION=v1.38.0
  