message: Remove env_var from test names that don't use env
diff: @@ -476,7 +476,7 @@ error: the -Zhost-config flag requires -Ztarget-applies-to-host
  }
  #[cargo_test]
  -fn custom_build_env_var_rustc_linker_host_target_with_bad_host_config() {
  +fn custom_build_linker_host_target_with_bad_host_config() {
  let target = rustc_host();
  let p = project()
  .file(
  @@ -511,7 +511,7 @@ fn custom_build_env_var_rustc_linker_host_target_with_bad_host_config() {
  }
  #[cargo_test]
  -fn custom_build_env_var_rustc_linker_bad_host() {
  +fn custom_build_linker_bad_host() {
  let target = rustc_host();
  let p = project()
  .file(
  @@ -546,7 +546,7 @@ fn custom_build_env_var_rustc_linker_bad_host() {
  }
  #[cargo_test]
  -fn custom_build_env_var_rustc_linker_bad_host_with_arch() {
  +fn custom_build_linker_bad_host_with_arch() {
  let target = rustc_host();
  let p = project()
  .file(
  @@ -621,7 +621,7 @@ fn custom_build_env_var_rustc_linker_cross_arch_host() {
  }
  #[cargo_test]
  -fn custom_build_env_var_rustc_linker_bad_cross_arch_host() {
  +fn custom_build_linker_bad_cross_arch_host() {
  let target = rustc_host();
  let cross_target = cross_compile::alternate();
  let p = project()
  