try running tests with minimal-versions on CI

Author: Eh2406

.travis.yml

@@ -37,7 +37,7 @@ matrix:
         - rustup toolchain install nightly
         - cargo +nightly generate-lockfile -Z minimal-versions
         - cargo -V
-        - cargo check --tests
+        - cargo test
 
     - env: TARGET=x86_64-unknown-linux-gnu
            ALT=i686-unknown-linux-gnu

appveyor.yml

@@ -23,5 +23,5 @@ clone_depth: 1
 build: false
 
 test_script:
-  - if defined MINIMAL_VERSIONS cargo +nightly generate-lockfile -Z minimal-versions && cargo +stable check --tests
+  - if defined MINIMAL_VERSIONS cargo +nightly generate-lockfile -Z minimal-versions && cargo +stable test
   - if NOT defined MINIMAL_VERSIONS cargo test

src/cargo/lib.rs

@@ -4,8 +4,8 @@
 #![cfg_attr(feature = "cargo-clippy", allow(boxed_local))]             // bug rust-lang-nursery/rust-clippy#1123
 #![cfg_attr(feature = "cargo-clippy", allow(cyclomatic_complexity))]   // large project
 #![cfg_attr(feature = "cargo-clippy", allow(derive_hash_xor_eq))]      // there's an intentional incoherence
-#![cfg_attr(feature = "cargo-clippy", allow(explicit_into_iter_loop))] // (unclear why)
-#![cfg_attr(feature = "cargo-clippy", allow(explicit_iter_loop))]      // (unclear why)
+#![cfg_attr(feature = "cargo-clippy", allow(explicit_into_iter_loop))] // explicit loops are clearer
+#![cfg_attr(feature = "cargo-clippy", allow(explicit_iter_loop))]      // explicit loops are clearer
 #![cfg_attr(feature = "cargo-clippy", allow(identity_op))]             // used for vertical alignment
 #![cfg_attr(feature = "cargo-clippy", allow(implicit_hasher))]         // large project
 #![cfg_attr(feature = "cargo-clippy", allow(large_enum_variant))]      // large project