Update to 1.44

carols10cents · carols10cents · commit 61afcee84907 · 2020-12-02T22:14:00.000-05:00
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
@@ -12,8 +12,8 @@ jobs:
     - name: Install Rust
       run: |
         rustup set profile minimal
-        rustup toolchain install 1.43 -c rust-docs
-        rustup default 1.43
+        rustup toolchain install 1.44 -c rust-docs
+        rustup default 1.44
     - name: Install mdbook
       run: |
         mkdir bin
diff --git a/listings/ch02-guessing-game-tutorial/no-listing-02-without-expect/output.txt b/listings/ch02-guessing-game-tutorial/no-listing-02-without-expect/output.txt
@@ -9,4 +9,6 @@ warning: unused `std::result::Result` that must be used
    = note: `#[warn(unused_must_use)]` on by default
    = note: this `Result` may be an `Err` variant, which should be handled
 
+warning: 1 warning emitted
+
     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
diff --git a/listings/ch03-common-programming-concepts/no-listing-15-invalid-array-access/output.txt b/listings/ch03-common-programming-concepts/no-listing-15-invalid-array-access/output.txt
@@ -1,15 +1,6 @@
 $ cargo run
    Compiling arrays v0.1.0 (file:///projects/arrays)
-error: this operation will panic at runtime
- --> src/main.rs:5:19
-  |
-5 |     let element = a[index];
-  |                   ^^^^^^^^ index out of bounds: the len is 5 but the index is 10
-  |
-  = note: `#[deny(unconditional_panic)]` on by default
-
-error: aborting due to previous error
-
-error: could not compile `arrays`.
-
-To learn more, run the command again with --verbose.
+    Finished dev [unoptimized + debuginfo] target(s) in 0.97s
+     Running `target/debug/arrays`
+thread 'main' panicked at 'index out of bounds: the len is 5 but the index is 10', src/main.rs:5:19
+note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
diff --git a/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/output.txt b/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/output.txt
@@ -24,7 +24,7 @@ warning: unnecessary parentheses around assigned value
   |
   = note: `#[warn(unused_parens)]` on by default
 
-error: aborting due to 2 previous errors
+error: aborting due to 2 previous errors; 1 warning emitted
 
 For more information about this error, try `rustc --explain E0658`.
 error: could not compile `functions`.
diff --git a/listings/ch06-enums-and-pattern-matching/no-listing-10-non-exhaustive-match/output.txt b/listings/ch06-enums-and-pattern-matching/no-listing-10-non-exhaustive-match/output.txt
@@ -1,12 +1,13 @@
 $ cargo run
    Compiling enums v0.1.0 (file:///projects/enums)
 error[E0004]: non-exhaustive patterns: `None` not covered
- --> src/main.rs:3:15
-  |
-3 |         match x {
-  |               ^ pattern `None` not covered
-  |
-  = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
+   --> src/main.rs:3:15
+    |
+3   |         match x {
+    |               ^ pattern `None` not covered
+    |
+    = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
+    = note: the matched value is of type `std::option::Option<i32>`
 
 error: aborting due to previous error
 
diff --git a/listings/ch07-managing-growing-projects/listing-07-03/output.txt b/listings/ch07-managing-growing-projects/listing-07-03/output.txt
@@ -4,7 +4,7 @@ error[E0603]: module `hosting` is private
  --> src/lib.rs:9:28
   |
 9 |     crate::front_of_house::hosting::add_to_waitlist();
-  |                            ^^^^^^^ this module is private
+  |                            ^^^^^^^ private module
   |
 note: the module `hosting` is defined here
  --> src/lib.rs:2:5
@@ -16,7 +16,7 @@ error[E0603]: module `hosting` is private
   --> src/lib.rs:12:21
    |
 12 |     front_of_house::hosting::add_to_waitlist();
-   |                     ^^^^^^^ this module is private
+   |                     ^^^^^^^ private module
    |
 note: the module `hosting` is defined here
   --> src/lib.rs:2:5
diff --git a/listings/ch07-managing-growing-projects/listing-07-05/output.txt b/listings/ch07-managing-growing-projects/listing-07-05/output.txt
@@ -4,7 +4,7 @@ error[E0603]: function `add_to_waitlist` is private
  --> src/lib.rs:9:37
   |
 9 |     crate::front_of_house::hosting::add_to_waitlist();
-  |                                     ^^^^^^^^^^^^^^^ this function is private
+  |                                     ^^^^^^^^^^^^^^^ private function
   |
 note: the function `add_to_waitlist` is defined here
  --> src/lib.rs:3:9
@@ -16,7 +16,7 @@ error[E0603]: function `add_to_waitlist` is private
   --> src/lib.rs:12:30
    |
 12 |     front_of_house::hosting::add_to_waitlist();
-   |                              ^^^^^^^^^^^^^^^ this function is private
+   |                              ^^^^^^^^^^^^^^^ private function
    |
 note: the function `add_to_waitlist` is defined here
   --> src/lib.rs:3:9
diff --git a/listings/ch08-common-collections/output-only-01-not-char-boundary/output.txt b/listings/ch08-common-collections/output-only-01-not-char-boundary/output.txt
@@ -2,5 +2,5 @@ $ cargo run
    Compiling collections v0.1.0 (file:///projects/collections)
     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
      Running `target/debug/collections`
-thread 'main' panicked at 'byte index 1 is not a char boundary; it is inside 'З' (bytes 0..2) of `Здравствуйте`', src/libcore/str/mod.rs:2219:5
+thread 'main' panicked at 'byte index 1 is not a char boundary; it is inside 'З' (bytes 0..2) of `Здравствуйте`', /rustc/c7087fe00d2ba919df1d813c040a5d47e43b0fe7/src/libcore/str/mod.rs:1920:47
 note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
diff --git a/listings/ch09-error-handling/listing-09-01/output.txt b/listings/ch09-error-handling/listing-09-01/output.txt
@@ -2,5 +2,5 @@ $ cargo run
    Compiling panic v0.1.0 (file:///projects/panic)
     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
      Running `target/debug/panic`
-thread 'main' panicked at 'index out of bounds: the len is 3 but the index is 99', /rustc/8d69840ab92ea7f4d323420088dd8c9775f180cd/src/libcore/slice/mod.rs:2842:10
+thread 'main' panicked at 'index out of bounds: the len is 3 but the index is 99', src/main.rs:4:5
 note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
diff --git a/listings/ch12-an-io-project/listing-12-12/output.txt b/listings/ch12-an-io-project/listing-12-12/output.txt
@@ -9,6 +9,8 @@ warning: unused `std::result::Result` that must be used
    = note: `#[warn(unused_must_use)]` on by default
    = note: this `Result` may be an `Err` variant, which should be handled
 
+warning: 1 warning emitted
+
     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
      Running `target/debug/minigrep the poem.txt`
 Searching for the
diff --git a/listings/ch13-functional-features/listing-13-17/output.txt b/listings/ch13-functional-features/listing-13-17/output.txt
@@ -9,5 +9,7 @@ warning: unused `std::iter::Map` that must be used
   = note: `#[warn(unused_must_use)]` on by default
   = note: iterators are lazy and do nothing unless consumed
 
+warning: 1 warning emitted
+
     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
      Running `target/debug/iterators`
diff --git a/listings/ch15-smart-pointers/listing-15-21/output.txt b/listings/ch15-smart-pointers/listing-15-21/output.txt
@@ -14,5 +14,3 @@ For more information about this error, try `rustc --explain E0596`.
 error: could not compile `limit-tracker`.
 
 To learn more, run the command again with --verbose.
-warning: build failed, waiting for other jobs to finish...
-error: build failed
diff --git a/listings/ch15-smart-pointers/listing-15-23/output.txt b/listings/ch15-smart-pointers/listing-15-23/output.txt
@@ -9,7 +9,7 @@ test tests::it_sends_an_over_75_percent_warning_message ... FAILED
 failures:
 
 ---- tests::it_sends_an_over_75_percent_warning_message stdout ----
-thread 'main' panicked at 'already borrowed: BorrowMutError', /rustc/8d69840ab92ea7f4d323420088dd8c9775f180cd/src/libcore/cell.rs:878:9
+thread 'main' panicked at 'already borrowed: BorrowMutError', /rustc/c7087fe00d2ba919df1d813c040a5d47e43b0fe7/src/libcore/cell.rs:878:9
 note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
 
 
diff --git a/listings/ch18-patterns-and-matching/listing-18-08/output.txt b/listings/ch18-patterns-and-matching/listing-18-08/output.txt
@@ -1,17 +1,18 @@
 $ cargo run
    Compiling patterns v0.1.0 (file:///projects/patterns)
 error[E0005]: refutable pattern in local binding: `None` not covered
- --> src/main.rs:3:9
-  |
-3 |     let Some(x) = some_option_value;
-  |         ^^^^^^^ pattern `None` not covered
-  |
-  = note: `let` bindings require an "irrefutable pattern", like a `struct` or an `enum` with only one variant
-  = note: for more information, visit https://doc.rust-lang.org/book/ch18-02-refutability.html
+   --> src/main.rs:3:9
+    |
+3   |     let Some(x) = some_option_value;
+    |         ^^^^^^^ pattern `None` not covered
+    |
+    = note: `let` bindings require an "irrefutable pattern", like a `struct` or an `enum` with only one variant
+    = note: for more information, visit https://doc.rust-lang.org/book/ch18-02-refutability.html
+    = note: the matched value is of type `std::option::Option<i32>`
 help: you might want to use `if let` to ignore the variant that isn't matched
-  |
-3 |     if let Some(x) = some_option_value { /* */ }
-  |
+    |
+3   |     if let Some(x) = some_option_value { /* */ }
+    |
 
 error: aborting due to previous error
 
diff --git a/listings/ch18-patterns-and-matching/listing-18-10/output.txt b/listings/ch18-patterns-and-matching/listing-18-10/output.txt
@@ -10,6 +10,8 @@ warning: irrefutable if-let pattern
   |
   = note: `#[warn(irrefutable_let_patterns)]` on by default
 
+warning: 1 warning emitted
+
     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
      Running `target/debug/patterns`
 5
diff --git a/listings/ch19-advanced-features/listing-19-20/output.txt b/listings/ch19-advanced-features/listing-19-20/output.txt
@@ -9,7 +9,7 @@ error[E0283]: type annotations needed
 20 |     println!("A baby dog is called a {}", Animal::baby_name());
    |                                           ^^^^^^^^^^^^^^^^^ cannot infer type
    |
-   = note: cannot resolve `_: Animal`
+   = note: cannot satisfy `_: Animal`
 
 error: aborting due to previous error
 
diff --git a/listings/ch19-advanced-features/no-listing-02-impl-outlineprint-for-point/output.txt b/listings/ch19-advanced-features/no-listing-02-impl-outlineprint-for-point/output.txt
@@ -3,6 +3,9 @@ $ cargo run
 error[E0277]: `Point` doesn't implement `std::fmt::Display`
   --> src/main.rs:20:6
    |
+3  | trait OutlinePrint: fmt::Display {
+   |                     ------------ required by this bound in `OutlinePrint`
+...
 20 | impl OutlinePrint for Point {}
    |      ^^^^^^^^^^^^ `Point` cannot be formatted with the default formatter
    |
diff --git a/rust-toolchain b/rust-toolchain
@@ -1 +1 @@
-1.43
+1.44
diff --git a/src/title-page.md b/src/title-page.md
@@ -2,7 +2,7 @@
 
 *by Steve Klabnik and Carol Nichols, with contributions from the Rust Community*
 
-This version of the text assumes you’re using Rust 1.43 or later with
+This version of the text assumes you’re using Rust 1.44 or later with
 `edition="2018"` in *Cargo.toml* of all projects to use Rust 2018 Edition
 idioms. See the [“Installation” section of Chapter 1][install]<!-- ignore -->
 to install or update Rust, and see the new [Appendix E][editions]<!-- ignore

Original file line number	Diff line number	Diff line change
`@@ -24,7 +24,7 @@ warning: unnecessary parentheses around assigned value`
`24`	`24`	`\|`
`25`	`25`	= note: `#[warn(unused_parens)]` on by default
`26`	`26`
`27`		`-error: aborting due to 2 previous errors`
	`27`	`+error: aborting due to 2 previous errors; 1 warning emitted`
`28`	`28`
`29`	`29`	For more information about this error, try `rustc --explain E0658`.
`30`	`30`	error: could not compile `functions`.
Original file line number	Diff line number	Diff line change
@@ -4,7 +4,7 @@ error[E0603]: module `hosting` is private
`4`	`4`	`--> src/lib.rs:9:28`
`5`	`5`	`\|`
`6`	`6`	`9 \| crate::front_of_house::hosting::add_to_waitlist();`
`7`		`- \| ^^^^^^^ this module is private`
	`7`	`+ \| ^^^^^^^ private module`
`8`	`8`	`\|`
`9`	`9`	note: the module `hosting` is defined here
`10`	`10`	`--> src/lib.rs:2:5`
@@ -16,7 +16,7 @@ error[E0603]: module `hosting` is private
`16`	`16`	`--> src/lib.rs:12:21`
`17`	`17`	`\|`
`18`	`18`	`12 \| front_of_house::hosting::add_to_waitlist();`
`19`		`- \| ^^^^^^^ this module is private`
	`19`	`+ \| ^^^^^^^ private module`
`20`	`20`	`\|`
`21`	`21`	note: the module `hosting` is defined here
`22`	`22`	`--> src/lib.rs:2:5`
Original file line number	Diff line number	Diff line change
@@ -4,7 +4,7 @@ error[E0603]: function `add_to_waitlist` is private
`4`	`4`	`--> src/lib.rs:9:37`
`5`	`5`	`\|`
`6`	`6`	`9 \| crate::front_of_house::hosting::add_to_waitlist();`
`7`		`- \| ^^^^^^^^^^^^^^^ this function is private`
	`7`	`+ \| ^^^^^^^^^^^^^^^ private function`
`8`	`8`	`\|`
`9`	`9`	note: the function `add_to_waitlist` is defined here
`10`	`10`	`--> src/lib.rs:3:9`
@@ -16,7 +16,7 @@ error[E0603]: function `add_to_waitlist` is private
`16`	`16`	`--> src/lib.rs:12:30`
`17`	`17`	`\|`
`18`	`18`	`12 \| front_of_house::hosting::add_to_waitlist();`
`19`		`- \| ^^^^^^^^^^^^^^^ this function is private`
	`19`	`+ \| ^^^^^^^^^^^^^^^ private function`
`20`	`20`	`\|`
`21`	`21`	note: the function `add_to_waitlist` is defined here
`22`	`22`	`--> src/lib.rs:3:9`