Lowercase and remove periods in error messages for consistency

src/cargo/core/compiler/mod.rs

@@ -291,7 +291,7 @@ fn rustc(cx: &mut Context<'_, '_>, unit: &Unit, exec: &Arc<dyn Executor>) -> Car
                 &mut |line| on_stderr_line(state, line, package_id, &target, &mut output_options),
             )
             .map_err(verbose_if_simple_exit_code)
-            .chain_err(|| format!("could not compile `{}`.", name))?;
+            .chain_err(|| format!("could not compile `{}`", name))?;
         }
 
         if rustc_dep_info_loc.exists() {
@@ -614,7 +614,7 @@ fn rustdoc(cx: &mut Context<'_, '_>, unit: &Unit) -> CargoResult<Work> {
                 &mut |line| on_stderr_line(state, line, package_id, &target, &mut output_options),
                 false,
             )
-            .chain_err(|| format!("Could not document `{}`.", name))?;
+            .chain_err(|| format!("could not document `{}`", name))?;
         Ok(())
     }))
 }

tests/testsuite/build.rs

@@ -570,7 +570,7 @@ fn cargo_compile_with_invalid_code() {
         .with_status(101)
         .with_stderr_contains(
             "\
-[ERROR] could not compile `foo`.
+[ERROR] could not compile `foo`
 
 To learn more, run the command again with --verbose.\n",
         )
@@ -4669,7 +4669,7 @@ fn signal_display() {
             "\
 [COMPILING] pm [..]
 [COMPILING] foo [..]
-[ERROR] could not compile `foo`.
+[ERROR] could not compile `foo`
 
 Caused by:
   process didn't exit successfully: `rustc [..]` (signal: 6, SIGABRT: process abort signal)

tests/testsuite/build_script.rs

@@ -1069,7 +1069,7 @@ fn build_deps_not_for_normal() {
         .with_stderr_contains("[..]can't find crate for `aaaaa`[..]")
         .with_stderr_contains(
             "\
-[ERROR] could not compile `foo`.
+[ERROR] could not compile `foo`
 
 Caused by:
   process didn't exit successfully: [..]

tests/testsuite/check.rs

@@ -692,7 +692,7 @@ fn short_message_format() {
             "\
 src/lib.rs:1:27: error[E0308]: mismatched types
 error: aborting due to previous error
-error: could not compile `foo`.
+error: could not compile `foo`
 ",
         )
         .run();

tests/testsuite/fix.rs

@@ -25,7 +25,7 @@ fn do_not_fix_broken_builds() {
     p.cargo("fix --allow-no-vcs")
         .env("__CARGO_FIX_YOLO", "1")
         .with_status(101)
-        .with_stderr_contains("[ERROR] could not compile `foo`.")
+        .with_stderr_contains("[ERROR] could not compile `foo`")
         .run();
     assert!(p.read_file("src/lib.rs").contains("let mut x = 3;"));
 }

tests/testsuite/install.rs

@@ -661,7 +661,7 @@ fn compile_failure() {
     found at `[..]target`
 
 Caused by:
-  could not compile `foo`.
+  could not compile `foo`
 
 To learn more, run the command again with --verbose.
 ",