Problems for source package rust-migrations-internals

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.
Package declares a build time dependency on 'libstd-rust-dev <!nocheck>' which is broken Syntax.
Package declares a build time dependency on 'librust-diesel-1.4-dev <!nocheck>' which is broken Syntax.

Binary Package: librust-migrations-internals+barrel-dev (Version: 1.4.0-1+b1)

Relationships

Package has a Depends on librust-barrel+default-dev (<< 0.2.1-~~) which cannot be satisfied on armhf.
Package has a Depends on librust-barrel+default-dev (<< 0.2.1-~~) which cannot be satisfied on s390x.
Package has a Depends on librust-barrel+default-dev (<< 0.2.1-~~) which cannot be satisfied on ppc64el.
Package has a Depends on librust-barrel+default-dev (<< 0.2.1-~~) which cannot be satisfied on mipsel.
Package has a Depends on librust-barrel+default-dev (<< 0.2.1-~~) which cannot be satisfied on arm64.
Package has a Depends on librust-barrel+default-dev (<< 0.2.1-~~) which cannot be satisfied on armel.
Package has a Depends on librust-barrel+default-dev (<< 0.2.1-~~) which cannot be satisfied on amd64.
Package has a Depends on librust-barrel+default-dev (<< 0.2.1-~~) which cannot be satisfied on i386.
Package has a Depends on librust-barrel+default-dev (<< 0.2.1-~~) which cannot be satisfied on mips64el.
Package has a Depends on librust-barrel+diesel-filled-dev (<< 0.2.1-~~) which cannot be satisfied on i386.
Package has a Depends on librust-barrel+diesel-filled-dev (<< 0.2.1-~~) which cannot be satisfied on amd64.
Package has a Depends on librust-barrel+diesel-filled-dev (<< 0.2.1-~~) which cannot be satisfied on mips64el.
Package has a Depends on librust-barrel+diesel-filled-dev (<< 0.2.1-~~) which cannot be satisfied on ppc64el.
Package has a Depends on librust-barrel+diesel-filled-dev (<< 0.2.1-~~) which cannot be satisfied on armel.
Package has a Depends on librust-barrel+diesel-filled-dev (<< 0.2.1-~~) which cannot be satisfied on arm64.
Package has a Depends on librust-barrel+diesel-filled-dev (<< 0.2.1-~~) which cannot be satisfied on mipsel.
Package has a Depends on librust-barrel+diesel-filled-dev (<< 0.2.1-~~) which cannot be satisfied on armhf.
Package has a Depends on librust-barrel+diesel-filled-dev (<< 0.2.1-~~) which cannot be satisfied on s390x.