Problems for source package rust-genawaiter

BuildDepends

Package declares a build time dependency on dh-sequence-cargo which cannot be satisfied on mips64el. Package rust-genawaiter does not exist on mips64el.
Package declares a build time dependency on dh-sequence-cargo which cannot be satisfied on armel. Package rust-genawaiter does not exist on armel.
Package declares a build time dependency on librust-genawaiter-macro-0.99+proc-macro-dev (>= 0.99.1-~~) <!nocheck> which cannot be satisfied on mips64el. Package rust-genawaiter does not exist on mips64el.
Package declares a build time dependency on librust-genawaiter-macro-0.99+proc-macro-dev (>= 0.99.1-~~) <!nocheck> which cannot be satisfied on armel. Package rust-genawaiter does not exist on armel.
Package declares a build time dependency on librust-proc-macro-hack-0.5+default-dev <!nocheck> which cannot be satisfied on mips64el. Package rust-genawaiter does not exist on mips64el.
Package declares a build time dependency on librust-proc-macro-hack-0.5+default-dev <!nocheck> which cannot be satisfied on armel. Package rust-genawaiter does not exist on armel.
Package declares a build time dependency on librust-genawaiter-proc-macro-0.99+default-dev (>= 0.99.1-~~) <!nocheck> which cannot be satisfied on mips64el. Package rust-genawaiter does not exist on mips64el.
Package declares a build time dependency on librust-genawaiter-proc-macro-0.99+default-dev (>= 0.99.1-~~) <!nocheck> which cannot be satisfied on armel. Package rust-genawaiter does not exist on armel.
Package declares a build time dependency on debhelper-compat (= 13) which cannot be satisfied on armel. Package rust-genawaiter does not exist on armel.
Package declares a build time dependency on debhelper-compat (= 13) which cannot be satisfied on mips64el. Package rust-genawaiter does not exist on mips64el.
Package declares a build time dependency on libstd-rust-dev <!nocheck> which cannot be satisfied on mips64el. Package rust-genawaiter does not exist on mips64el.
Package declares a build time dependency on libstd-rust-dev <!nocheck> which cannot be satisfied on armel. Package rust-genawaiter does not exist on armel.
Package declares a build time dependency on librust-genawaiter-macro-0.99+default-dev (>= 0.99.1-~~) <!nocheck> which cannot be satisfied on armel. Package rust-genawaiter does not exist on armel.
Package declares a build time dependency on librust-genawaiter-macro-0.99+default-dev (>= 0.99.1-~~) <!nocheck> which cannot be satisfied on mips64el. Package rust-genawaiter does not exist on mips64el.

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.