Problems for source package rust-futures-locks

BuildDepends

Package declares a build time dependency on librust-tokio-1+default-dev <!nocheck> which cannot be satisfied on mips64el. Package rust-futures-locks does not exist on mips64el.
Package declares a build time dependency on librust-tokio-1+default-dev <!nocheck> which cannot be satisfied on armel. Package rust-futures-locks does not exist on armel.
Package declares a build time dependency on librust-futures-channel-0.3+default-dev (>= 0.3.1-~~) <!nocheck> which cannot be satisfied on mips64el. Package rust-futures-locks does not exist on mips64el.
Package declares a build time dependency on librust-futures-channel-0.3+default-dev (>= 0.3.1-~~) <!nocheck> which cannot be satisfied on armel. Package rust-futures-locks does not exist on armel.
Package declares a build time dependency on dh-cargo (>= 25) which cannot be satisfied on mips64el. Package rust-futures-locks does not exist on mips64el.
Package declares a build time dependency on dh-cargo (>= 25) which cannot be satisfied on armel. Package rust-futures-locks does not exist on armel.
Package declares a build time dependency on debhelper (>= 12) which cannot be satisfied on armel. Package rust-futures-locks does not exist on armel.
Package declares a build time dependency on debhelper (>= 12) which cannot be satisfied on mips64el. Package rust-futures-locks does not exist on mips64el.
Package declares a build time dependency on librust-tokio-1+rt-dev <!nocheck> which cannot be satisfied on armel. Package rust-futures-locks does not exist on armel.
Package declares a build time dependency on librust-tokio-1+rt-dev <!nocheck> which cannot be satisfied on mips64el. Package rust-futures-locks does not exist on mips64el.
Package declares a build time dependency on librust-futures-task-0.3+default-dev (>= 0.3.1-~~) <!nocheck> which cannot be satisfied on armel. Package rust-futures-locks does not exist on armel.
Package declares a build time dependency on librust-futures-task-0.3+default-dev (>= 0.3.1-~~) <!nocheck> which cannot be satisfied on mips64el. Package rust-futures-locks does not exist on mips64el.
Package declares a build time dependency on libstd-rust-dev <!nocheck> which cannot be satisfied on mips64el. Package rust-futures-locks does not exist on mips64el.
Package declares a build time dependency on libstd-rust-dev <!nocheck> which cannot be satisfied on armel. Package rust-futures-locks 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.