Problems for source package rust-futures-timer

BuildDepends

Package declares a build time dependency on librust-async-std-1+default-dev which cannot be satisfied on mips64el. Package rust-futures-timer does not exist on mips64el.
Package declares a build time dependency on librust-async-std-1+default-dev which cannot be satisfied on armel. Package rust-futures-timer does not exist on armel.
Package declares a build time dependency on librust-async-std-1+attributes-dev which cannot be satisfied on mips64el. Package rust-futures-timer does not exist on mips64el.
Package declares a build time dependency on librust-async-std-1+attributes-dev which cannot be satisfied on armel. Package rust-futures-timer does not exist on armel.
Package declares a build time dependency on librust-send-wrapper-0.6+default-dev which cannot be satisfied on armel. Package rust-futures-timer does not exist on armel.
Package declares a build time dependency on librust-send-wrapper-0.6+default-dev which cannot be satisfied on mips64el. Package rust-futures-timer does not exist on mips64el.
Package declares a build time dependency on dh-sequence-rust which cannot be satisfied on armel. Package rust-futures-timer does not exist on armel.
Package declares a build time dependency on dh-sequence-rust which cannot be satisfied on mips64el. Package rust-futures-timer does not exist on mips64el.
Package declares a build time dependency on debhelper-compat (= 13) which cannot be satisfied on armel. Package rust-futures-timer does not exist on armel.
Package declares a build time dependency on debhelper-compat (= 13) which cannot be satisfied on mips64el. Package rust-futures-timer does not exist on mips64el.
Package declares a build time dependency on librust-futures-0.3+default-dev which cannot be satisfied on mips64el. Package rust-futures-timer does not exist on mips64el.
Package declares a build time dependency on librust-futures-0.3+default-dev which cannot be satisfied on armel. Package rust-futures-timer does not exist on armel.
Package declares a build time dependency on librust-gloo-timers-0.3+default-dev which cannot be satisfied on mips64el. Package rust-futures-timer does not exist on mips64el.
Package declares a build time dependency on librust-gloo-timers-0.3+default-dev which cannot be satisfied on armel. Package rust-futures-timer does not exist on armel.
Package declares a build time dependency on librust-gloo-timers-0.3+futures-dev which cannot be satisfied on mips64el. Package rust-futures-timer does not exist on mips64el.
Package declares a build time dependency on librust-gloo-timers-0.3+futures-dev which cannot be satisfied on armel. Package rust-futures-timer does not exist on armel.