1 binary package has unsatisfiable dependencies
The dependencies of r-bioc-rsamtools=1.34.1-1 cannot be satisfied in unstable on
s390x, arm64, mipsel, mips, amd64, i386, mips64el, armhf, ppc64el, and armel
because: unsatisfied dependency on r-api-bioc-3.8
Version 1.34.1-1 of r-bioc-rsamtools is marked for autoremoval from testing on Thu 15 Aug 2019. It depends (transitively) on r-bioc-biocparallel, affected by #914731. You should try to prevent the removal by fixing these RC bugs.