I just arrived at the Bug Squashing Party in bern. – a good opportunity to report the RC bugs I've touched so far this year (not that many …):

• #750732 – src:libanyevent-perl: "libanyevent-perl: Intermittent build failures on various architectures"
  disable a test (pkg-perl)
• #862678 – src:pidgin: "Switch from network-manager-dev to libnm-dev"
  propose patch, later uploaded by maintainer
• #878550 – src:liblog-dispatch-filerotate-perl: "liblog-dispatch-filerotate-perl: missing (build) dependency on libparams-validate-perl"
  add missing (build) dependency, upload to DELAYED/5
• #882618 – libdbix-class-schema-loader-perl: "libdbix-class-schema-loader-perl: Test failures"
  apply patch from ntyni (pkg-perl)
• #884626 – src:liblinux-dvb-perl: "liblinux-dvb-perl FTBFS with linux-libc-dev 4.14.2-1"
  upload with fix from knowledgejunkie (pkg-perl)
• #886044 – src:syncmaildir: "syncmaildir: Depends on gconf"
  propose a patch
• #886355 – src:libpar-packer-perl: "libpar-packer-perl: frequent parallel FTBFS"
  disable parallel building (pkg-perl)
• #890905 – src:jabref: "jabref: doesn't build/run with default-jdk/-jre"
  try to come up with a patch (pkg-java)
• #892275 – redshift: "redshift: Unable to connect to GeoClue."
  investigate and downgrade
• #892392 – src:aqemu: "aqemu: build-depends on GCC 6"
  propose a patch
• #893251 – jabref: "jabref: doesn't start with liblog4j2-java 2.10.0-1"
  use versioned (build) dependency (pkg-java)
• #894626 – libsnmp-perl: "libsnmp-perl: undefined symbol: netsnmp_ds_toggle_boolean"
  propose a patch
• #894727 – libgit-repository-perl: "libgit-repository-perl: FTBFS: t/10-new_fail.t broke with new git"
  add patch from upstream pull request (pkg-perl)
• #895697 – src:libconfig-model-tester-perl: "libconfig-model-tester-perl FTBFS: Can't locate Module/Build.pm in @INC"
  add missing build dependency (pkg-perl)
• #896502 – libxml-structured-perl: "libxml-structured-perl: missing dependency on libxml-parser-perl"
  add missing (build) dependency (pkg-perl)
• #896534 – libnetapp-perl: "libnetapp-perl: missing dependency on libnet-telnet-perl"
  add missing dependency (pkg-perl)
• #896537 – libmoosex-mungehas-perl: "libmoosex-mungehas-perl: missing dependency on libtype-tiny-perl | libeval-closure-perl"
  add missing dependency (pkg-perl)
• #896538 – libmonitoring-livestatus-class-perl: "libmonitoring-livestatus-class-perl: missing dependency on libmodule-find-perl"
  add missing dependency, upload to DELAYED/5
• #896539 – libmodule-install-trustmetayml-perl: "libmodule-install-trustmetayml-perl: missing dependency on libmodule-install-perl"
  add missing (build) dependency (pkg-perl)
• #896540 – libmodule-install-extratests-perl: "libmodule-install-extratests-perl: missing dependency on libmodule-install-perl"
  add missing (build) dependency (pkg-perl)
• #896541 – libmodule-install-automanifest-perl: "libmodule-install-automanifest-perl: missing dependency on libmodule-install-perl"
  add missing (build) dependency (pkg-perl)
• #896543 – liblwp-authen-negotiate-perl: "liblwp-authen-negotiate-perl: missing dependency on libwww-perl"
  add missing dependency, upload to DELAYED/5
• #896549 – libhtml-popuptreeselect-perl: "libhtml-popuptreeselect-perl: missing dependency on libhtml-template-perl"
  add missing dependency, upload to DELAYED/5
• #896551 – libgstreamer1-perl: "libgstreamer1-perl: Typelib file for namespace 'Gst', version '1.0' not found"
  add missing (build) dependencies (pkg-perl)
• #897724 – src:collectd: "collectd: ftbfs with GCC-8"
  pass a compiler flag, upload to DELAYED/5
• #898198 – src:libnet-oauth-perl: "FTBFS (test failures, also seen in autopkgtests) with libcrypt-openssl-rsa-perl >= 0.30-1"
  add patch (pkg-perl)
• #898561 – src:libmarc-transform-perl: "libmarc-transform-perl: FTBFS with libyaml-perl >= 1.25-1 (test failures)"
  apply patch provided by YAML upstream (pkg-perl)
• #898977 – libnet-dns-zonefile-fast-perl: "libnet-dns-zonefile-fast-perl: FTBFS: You are missing required modules for NSEC3 support"
  add missing (build) dependency (pkg-perl)
• #900232 – src:collectd: "collectd: FTBFS: sed: can't read /usr/lib/pkgconfig/OpenIPMIpthread.pc: No such file or directory"
  propose a patch, later upload to DELAYED/2
• #901087 – src:libcatalyst-plugin-session-store-dbi-perl: "libcatalyst-plugin-session-store-dbi-perl: FTBFS: Base class package "Class::Data::Inheritable" is empty."
  add missing (build) dependency (pkg-perl)
• #901807 – src:libmath-gsl-perl: "libmath-gsl-perl: incompatible with GSL >= 2.5"
  apply patches from ntyni and tweak build (pkg-perl)
• #902192 – src:libpdl-ccs-perl: "libpdl-ccs-perl FTBFS on architectures where char is unsigned"
  new upstream release (pkg-perl)
• #902625 – libmath-gsl-perl: "libmath-gsl-perl: needs a versioned dependency on libgsl23 (>= 2.5) or so"
  make build dependency versioned (pkg-perl)
• #903173 – src:get-flash-videos: "get-flash-videos: FTBFS in buster/sid (dh_installdocs: Cannot find "README")"
  fix name in .docs (pkg-perl)
• #903178 – src:libclass-insideout-perl: "libclass-insideout-perl: FTBFS in buster/sid (dh_installdocs: Cannot find "CONTRIBUTING")"
  fix name in .docs (pkg-perl)
• #903456 – libbio-tools-phylo-paml-perl: "libbio-tools-phylo-paml-perl: fails to upgrade from 'stable' to 'sid' - trying to overwrite /usr/share/man/man3/Bio::Tools::Phylo::PAML.3pm.gz"
  upload package fixed by carandraug (pkg-perl)
• #904737 – src:uwsgi: "uwsgi: FTBFS: unable to build gccgo plugin"
  update build dependencies, upload to DELAYED/5
• #904740 – src:libtext-bidi-perl: "libtext-bidi-perl: FTBFS: 'fribidi_uint32' undeclared"
  apply patch from CPAN RT (pkg-perl)
• #904858 – src:libtickit-widget-tabbed-perl: "libtickit-widget-tabbed-perl: Incomplete debian/copyright?"
  fix d/copyright (pkg-perl)
• #905614 – src:license-reconcile: "FTBFS: Failed test 'no warnings' with libsoftware-license-perl 0.103013-2"
  apply patch from Felix Lechner (pkg-perl)
• #906482 – src:libgit-raw-perl: "libgit-raw-perl: FTBFS in buster/sid (failing tests)"
  patch test (pkg-perl)
• #908323 – src:libgtk3-perl: "libgtk3-perl: FTBFS: t/overrides.t failure"
  add patch and versioned (build) dependency (pkg-perl)
• #909343 – src:libcatalyst-perl: "libcatalyst-perl: fails to build with libmoosex-getopt-perl 0.73-1"
  upload new upstream release (pkg-perl)
• #910943 – libhtml-tidy-perl: "libhtml-tidy-perl: FTBFS (test failures) with tidy-html5 5.7"
  add patch (pkg-perl)
• #912039 – src:libpetal-utils-perl: "libpetail-utils-perl: FTBFS: Test failures"
  add missing build dependency (pkg-perl)
• #912045 – src:mb2md: "mb2md: FTBFS: Test failures"
  add missing build dependency (pkg-perl)
• #914288 – src:libpgplot-perl: "libpgplot-perl: FTBFS and autopkgtest fail with new giza-dev: test waits for input"
  disable interactive tests (pkg-perl)
• #915096 – src:libperl-apireference-perl: "libperl-apireference-perl: Missing support for perl 5.28.1"
  add support for perl 5.28.1 (pkg-perl)

let's see how the weekend goes.