Problems for source package rust-regex

Malformed Build-Depends

Package declares a build time dependency on 'rustc:native <!nocheck>' which is broken Syntax.
Package declares a build time dependency on 'cargo:native <!nocheck>' which is broken Syntax.

Binary Package: librust-regex+perf-cache-dev (Version: 1.3.9-1)

Relationships

Package has a Depends on librust-regex-dev (= 1.3.9-1) which cannot be satisfied on arm64. librust-regex-dev 1.5.5-1 is available.
Package has a Depends on librust-regex-dev (= 1.3.9-1) which cannot be satisfied on mipsel. librust-regex-dev 1.5.5-1 is available.
Package has a Depends on librust-regex-dev (= 1.3.9-1) which cannot be satisfied on armel. librust-regex-dev 1.5.5-1 is available.
Package has a Depends on librust-regex-dev (= 1.3.9-1) which cannot be satisfied on amd64. librust-regex-dev 1.5.5-1 is available.
Package has a Depends on librust-regex-dev (= 1.3.9-1) which cannot be satisfied on armhf. librust-regex-dev 1.5.5-1 is available.
Package has a Depends on librust-regex-dev (= 1.3.9-1) which cannot be satisfied on s390x. librust-regex-dev 1.5.5-1 is available.
Package has a Depends on librust-regex-dev (= 1.3.9-1) which cannot be satisfied on ppc64el. librust-regex-dev 1.5.5-1 is available.
Package has a Depends on librust-regex-dev (= 1.3.9-1) which cannot be satisfied on i386. librust-regex-dev 1.5.5-1 is available.
Package has a Depends on librust-regex-dev (= 1.3.9-1) which cannot be satisfied on mips64el. librust-regex-dev 1.5.5-1 is available.