Problems for source package rust-cab

BuildDepends

Package declares a build time dependency on librust-flate2-1+rust-backend-dev <!nocheck> which cannot be satisfied on armel. Package rust-cab does not exist on armel.
Package declares a build time dependency on librust-flate2-1+rust-backend-dev <!nocheck> which cannot be satisfied on mips64el. Package rust-cab does not exist on mips64el.
Package declares a build time dependency on librust-lzxd-0.2+default-dev (>= 0.2.5-~~) <!nocheck> which cannot be satisfied on armel. Package rust-cab does not exist on armel.
Package declares a build time dependency on librust-lzxd-0.2+default-dev (>= 0.2.5-~~) <!nocheck> which cannot be satisfied on mips64el. Package rust-cab does not exist on mips64el.
Package declares a build time dependency on libstd-rust-dev <!nocheck> which cannot be satisfied on mips64el. Package rust-cab does not exist on mips64el.
Package declares a build time dependency on libstd-rust-dev <!nocheck> which cannot be satisfied on armel. Package rust-cab does not exist on armel.
Package declares a build time dependency on librust-time-0.3+default-dev <!nocheck> which cannot be satisfied on mips64el. Package rust-cab does not exist on mips64el.
Package declares a build time dependency on librust-time-0.3+default-dev <!nocheck> which cannot be satisfied on armel. Package rust-cab does not exist on armel.
Package declares a build time dependency on debhelper (>= 12) which cannot be satisfied on armel. Package rust-cab does not exist on armel.
Package declares a build time dependency on debhelper (>= 12) which cannot be satisfied on mips64el. Package rust-cab does not exist on mips64el.
Package declares a build time dependency on librust-byteorder-1+default-dev <!nocheck> which cannot be satisfied on mips64el. Package rust-cab does not exist on mips64el.
Package declares a build time dependency on librust-byteorder-1+default-dev <!nocheck> which cannot be satisfied on armel. Package rust-cab does not exist on armel.
Package declares a build time dependency on dh-cargo (>= 25) which cannot be satisfied on mips64el. Package rust-cab does not exist on mips64el.
Package declares a build time dependency on dh-cargo (>= 25) which cannot be satisfied on armel. Package rust-cab does not exist on armel.

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.