[brain@ignatenko-w541 baseruntime-package-lists]$ bugzilla info -c Fedora | grep "^rust-" | sort > /tmp/bugpkgs
[brain@ignatenko-w541 baseruntime-package-lists]$ curl 'https://src.fedoraproject.org/api/0/projects?pattern=rust-*&namespace=rpms&short=1' --silent | jq -r .projects[].name | sort > /tmp/pdgpkgs
[brain@ignatenko-w541 baseruntime-package-lists]$ comm -13 /tmp/bugpkgs /tmp/pdgpkgs 
rust-arrayref
rust-bincode
rust-bincode0.8
rust-bytecount
rust-byteorder
rust-chrono
rust-clap
rust-coco
rust-cryptovec
rust-docopt
rust-either
rust-encoding
rust-encoding-index-japanese
rust-encoding-index-korean
rust-encoding-index-simpchinese
rust-encoding-index-singlebyte
rust-encoding_index_tests
rust-encoding-index-tradchinese
rust-encoding_rs
rust-env_logger
rust-extprim
rust-extprim_literals_macros
rust-flame
rust-globset
rust-grep
rust-handlebars
rust-idna
rust-ignore
rust-itertools
rust-linked-hash-map
rust-lipsum
rust-multimap
rust-num
rust-pest0.3
rust-pulldown-cmark
rust-quickcheck
rust-rayon
rust-rayon-core
rust-regex
rust-ripgrep
rust-rustc-test
rust-rustc_version
rust-rustfmt
rust-semver
rust-serde_bytes
rust-serde_cbor
rust-serde_ignored
rust-serde_json
rust-serde_json0.8
rust-serde_test
rust-serde_yaml
rust-syntex_errors
rust-syntex_pos
rust-syntex_syntax
rust-textwrap
rust-tokei
rust-toml
rust-unicode-bidi
rust-unicode-segmentation
rust-unindent
rust-url
rust-vec_map
rust-version-sync
rust-walkdir
rust-yaml-rust