Problems for source package rust-diffutils

BuildDepends

Package declares a build time dependency on dh-cargo (>= 25) which cannot be satisfied on armel. Package rust-diffutils does not exist on armel.
Package declares a build time dependency on dh-cargo (>= 25) which cannot be satisfied on mips64el. Package rust-diffutils does not exist on mips64el.
Package declares a build time dependency on librust-chrono-0.4+default-dev which cannot be satisfied on armel. Package rust-diffutils does not exist on armel.
Package declares a build time dependency on librust-chrono-0.4+default-dev which cannot be satisfied on mips64el. Package rust-diffutils does not exist on mips64el.
Package declares a build time dependency on librust-regex-1+default-dev (>= 1.10-~~) which cannot be satisfied on mips64el. Package rust-diffutils does not exist on mips64el.
Package declares a build time dependency on librust-regex-1+default-dev (>= 1.10-~~) which cannot be satisfied on armel. Package rust-diffutils does not exist on armel.
Package declares a build time dependency on librust-diff-0.1+default-dev which cannot be satisfied on armel. Package rust-diffutils does not exist on armel.
Package declares a build time dependency on librust-diff-0.1+default-dev which cannot be satisfied on mips64el. Package rust-diffutils does not exist on mips64el.
Package declares a build time dependency on librust-unicode-width-0.1+default-dev (>= 0.1.12-~~) which cannot be satisfied on mips64el. Package rust-diffutils does not exist on mips64el.
Package declares a build time dependency on librust-unicode-width-0.1+default-dev (>= 0.1.12-~~) which cannot be satisfied on armel. Package rust-diffutils does not exist on armel.
Package declares a build time dependency on libstd-rust-dev which cannot be satisfied on armel. Package rust-diffutils does not exist on armel.
Package declares a build time dependency on libstd-rust-dev which cannot be satisfied on mips64el. Package rust-diffutils does not exist on mips64el.
Package declares a build time dependency on librust-same-file-1+default-dev (>= 1.0.6-~~) which cannot be satisfied on armel. Package rust-diffutils does not exist on armel.
Package declares a build time dependency on librust-same-file-1+default-dev (>= 1.0.6-~~) which cannot be satisfied on mips64el. Package rust-diffutils does not exist on mips64el.
Package declares a build time dependency on debhelper (>= 12) which cannot be satisfied on mips64el. Package rust-diffutils does not exist on mips64el.
Package declares a build time dependency on debhelper (>= 12) which cannot be satisfied on armel. Package rust-diffutils does not exist on armel.

Malformed Build-Depends

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