Do not pull optional dependencies

Signed-off-by: Igor Gnatenko <ignatenkobrain@fedoraproject.org>

rust-time.spec

@@ -6,7 +6,7 @@
 
 Name:           rust-%{crate}
 Version:        0.1.42
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Utilities for working with time-related functions in Rust
 
 # Upstream license specification: MIT/Apache-2.0
@@ -22,7 +22,6 @@ ExclusiveArch:  %{rust_arches}
 
 BuildRequires:  rust-packaging
 BuildRequires:  (crate(libc/default) >= 0.2.1 with crate(libc/default) < 0.3.0)
-BuildRequires:  (crate(rustc-serialize/default) >= 0.3.0 with crate(rustc-serialize/default) < 0.4.0)
 %if %{with check}
 BuildRequires:  (crate(log/default) >= 0.4.0 with crate(log/default) < 0.5.0)
 %endif
@@ -86,6 +85,9 @@ which use "rustc-serialize" feature of "%{crate}" crate.
 %endif
 
 %changelog
+* Sun Mar 10 2019 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.1.42-4
+- Do not pull optional dependencies
+
 * Tue Mar 05 2019 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.1.42-3
 - Run tests in infrastructure
 

time-fix-metadata.diff

@@ -1,5 +1,5 @@
 --- time-0.1.42/Cargo.toml	1970-01-01T01:00:00+01:00
-+++ time-0.1.42/Cargo.toml	2019-03-05T20:16:56.228134+01:00
++++ time-0.1.42/Cargo.toml	2019-03-10T11:30:31.077339+01:00
 @@ -19,6 +19,7 @@
  documentation = "https://doc.rust-lang.org/time"
  license = "MIT/Apache-2.0"