Problems for source package rust-pest

BuildDepends

Package declares a build time dependency on dh-cargo (>= 25) which cannot be satisfied on mips64el. Package rust-pest does not exist on mips64el.
Package declares a build time dependency on dh-cargo (>= 25) which cannot be satisfied on armel. Package rust-pest does not exist on armel.
Package declares a build time dependency on librust-ucd-trie-0.1+std-dev (>= 0.1.5-~~) <!nocheck> which cannot be satisfied on armel. Package rust-pest does not exist on armel.
Package declares a build time dependency on librust-ucd-trie-0.1+std-dev (>= 0.1.5-~~) <!nocheck> which cannot be satisfied on mips64el. Package rust-pest does not exist on mips64el.
Package declares a build time dependency on librust-ucd-trie-0.1-dev (>= 0.1.5-~~) <!nocheck> which cannot be satisfied on armel. Package rust-pest does not exist on armel.
Package declares a build time dependency on librust-ucd-trie-0.1-dev (>= 0.1.5-~~) <!nocheck> which cannot be satisfied on mips64el. Package rust-pest does not exist on mips64el.
Package declares a build time dependency on libstd-rust-dev <!nocheck> which cannot be satisfied on armel. Package rust-pest does not exist on armel.
Package declares a build time dependency on libstd-rust-dev <!nocheck> which cannot be satisfied on mips64el. Package rust-pest does not exist on mips64el.
Package declares a build time dependency on librust-memchr-2+default-dev <!nocheck> which cannot be satisfied on armel. Package rust-pest does not exist on armel.
Package declares a build time dependency on librust-memchr-2+default-dev <!nocheck> which cannot be satisfied on mips64el. Package rust-pest does not exist on mips64el.
Package declares a build time dependency on librust-thiserror-1+default-dev (>= 1.0.37-~~) <!nocheck> which cannot be satisfied on mips64el. Package rust-pest does not exist on mips64el.
Package declares a build time dependency on librust-thiserror-1+default-dev (>= 1.0.37-~~) <!nocheck> which cannot be satisfied on armel. Package rust-pest does not exist on armel.
Package declares a build time dependency on debhelper (>= 12) which cannot be satisfied on mips64el. Package rust-pest does not exist on mips64el.
Package declares a build time dependency on debhelper (>= 12) which cannot be satisfied on armel. Package rust-pest does not exist on armel.

Malformed Build-Depends

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