Sep 02 08:04:47.034 INFO checking mail-0.1.0-unstable against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 08:04:47.034 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 08:04:47.034 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-0/try#952c7dbfa2628309f557b367929ffc17af20b332:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 08:04:47.290 INFO blam! 68084eba5d019572a1b35634d419d5bd73d295d7963671c0cfdf6dfbabb22684
Sep 02 08:04:47.292 INFO running `"docker" "start" "-a" "68084eba5d019572a1b35634d419d5bd73d295d7963671c0cfdf6dfbabb22684"`
Sep 02 08:04:48.085 INFO kablam!     Checking mail v0.1.0-unstable (file:///source)
Sep 02 08:04:48.625 INFO kablam! warning: unused import: `std::default`
Sep 02 08:04:48.625 INFO kablam!  --> src/message.rs:2:5
Sep 02 08:04:48.625 INFO kablam!   |
Sep 02 08:04:48.625 INFO kablam! 2 | use std::default;
Sep 02 08:04:48.625 INFO kablam!   |     ^^^^^^^^^^^^
Sep 02 08:04:48.625 INFO kablam!   |
Sep 02 08:04:48.625 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 02 08:04:48.625 INFO kablam! 
Sep 02 08:04:48.625 INFO kablam! warning: unused import: `Error`
Sep 02 08:04:48.625 INFO kablam!  --> src/message.rs:8:5
Sep 02 08:04:48.625 INFO kablam!   |
Sep 02 08:04:48.625 INFO kablam! 8 | use Error;
Sep 02 08:04:48.625 INFO kablam!   |     ^^^^^
Sep 02 08:04:48.625 INFO kablam! 
Sep 02 08:04:48.625 INFO kablam! warning: unused import: `ParseError`
Sep 02 08:04:48.625 INFO kablam!  --> src/message.rs:9:5
Sep 02 08:04:48.625 INFO kablam!   |
Sep 02 08:04:48.625 INFO kablam! 9 | use ParseError;
Sep 02 08:04:48.625 INFO kablam!   |     ^^^^^^^^^^
Sep 02 08:04:48.625 INFO kablam! 
Sep 02 08:04:48.756 INFO kablam! warning: unused import: `std::default`
Sep 02 08:04:48.756 INFO kablam!  --> src/message.rs:2:5
Sep 02 08:04:48.756 INFO kablam!   |
Sep 02 08:04:48.756 INFO kablam! 2 | use std::default;
Sep 02 08:04:48.756 INFO kablam!   |     ^^^^^^^^^^^^
Sep 02 08:04:48.756 INFO kablam!   |
Sep 02 08:04:48.756 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 02 08:04:48.756 INFO kablam! 
Sep 02 08:04:48.756 INFO kablam! warning: unused import: `Error`
Sep 02 08:04:48.756 INFO kablam!  --> src/message.rs:8:5
Sep 02 08:04:48.756 INFO kablam!   |
Sep 02 08:04:48.756 INFO kablam! 8 | use Error;
Sep 02 08:04:48.756 INFO kablam!   |     ^^^^^
Sep 02 08:04:48.756 INFO kablam! 
Sep 02 08:04:48.757 INFO kablam! warning: unused import: `ParseError`
Sep 02 08:04:48.757 INFO kablam!  --> src/message.rs:9:5
Sep 02 08:04:48.757 INFO kablam!   |
Sep 02 08:04:48.757 INFO kablam! 9 | use ParseError;
Sep 02 08:04:48.757 INFO kablam!   |     ^^^^^^^^^^
Sep 02 08:04:48.757 INFO kablam! 
Sep 02 08:04:48.821 INFO kablam! warning: unused variable: `ch`
Sep 02 08:04:48.821 INFO kablam!    --> src/header.rs:114:18
Sep 02 08:04:48.821 INFO kablam!     |
Sep 02 08:04:48.821 INFO kablam! 114 |             Some(ch @ _) => self.read_part(),
Sep 02 08:04:48.821 INFO kablam!     |                  ^^ help: consider using `_ch` instead
Sep 02 08:04:48.821 INFO kablam!     |
Sep 02 08:04:48.821 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 02 08:04:48.821 INFO kablam! 
Sep 02 08:04:48.866 INFO kablam! warning: method is never used: `new`
Sep 02 08:04:48.866 INFO kablam!   --> src/header.rs:41:5
Sep 02 08:04:48.866 INFO kablam!    |
Sep 02 08:04:48.866 INFO kablam! 41 |     pub fn new(input: &str) -> Lexer {
Sep 02 08:04:48.866 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:48.866 INFO kablam!    |
Sep 02 08:04:48.866 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 02 08:04:48.866 INFO kablam! 
Sep 02 08:04:48.866 INFO kablam! warning: method is never used: `peek_char_eq`
Sep 02 08:04:48.866 INFO kablam!   --> src/header.rs:57:5
Sep 02 08:04:48.866 INFO kablam!    |
Sep 02 08:04:48.866 INFO kablam! 57 |     fn peek_char_eq(&mut self, ch: char) -> bool {
Sep 02 08:04:48.866 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:48.866 INFO kablam! 
Sep 02 08:04:48.866 INFO kablam! warning: struct is never constructed: `Parser`
Sep 02 08:04:48.866 INFO kablam!    --> src/header.rs:129:1
Sep 02 08:04:48.866 INFO kablam!     |
Sep 02 08:04:48.866 INFO kablam! 129 | struct Parser {
Sep 02 08:04:48.866 INFO kablam!     | ^^^^^^^^^^^^^
Sep 02 08:04:48.866 INFO kablam! 
Sep 02 08:04:48.866 INFO kablam! warning: method is never used: `new`
Sep 02 08:04:48.866 INFO kablam!    --> src/header.rs:134:5
Sep 02 08:04:48.867 INFO kablam!     |
Sep 02 08:04:48.867 INFO kablam! 134 |     pub fn new(strict: bool) -> Self {
Sep 02 08:04:48.867 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:48.867 INFO kablam! 
Sep 02 08:04:48.867 INFO kablam! warning: method is never used: `parse`
Sep 02 08:04:48.867 INFO kablam!    --> src/header.rs:138:5
Sep 02 08:04:48.867 INFO kablam!     |
Sep 02 08:04:48.868 INFO kablam! 138 |     pub fn parse(&mut self, input: &str) -> Result<Header> {
Sep 02 08:04:48.868 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:48.868 INFO kablam! 
Sep 02 08:04:48.868 INFO kablam! warning: method is never used: `unfold_parts`
Sep 02 08:04:48.868 INFO kablam!    --> src/header.rs:179:5
Sep 02 08:04:48.868 INFO kablam!     |
Sep 02 08:04:48.868 INFO kablam! 179 |     fn unfold_parts(self, lexer: &mut Lexer) -> String {
Sep 02 08:04:48.868 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:48.868 INFO kablam! 
Sep 02 08:04:48.868 INFO kablam! warning: method is never used: `from_string`
Sep 02 08:04:48.868 INFO kablam!    --> src/header.rs:199:5
Sep 02 08:04:48.868 INFO kablam!     |
Sep 02 08:04:48.868 INFO kablam! 199 |     pub fn from_string(s: &str) -> Self {
Sep 02 08:04:48.868 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:48.868 INFO kablam! 
Sep 02 08:04:48.868 INFO kablam! warning: method is never used: `from_string_strict`
Sep 02 08:04:48.868 INFO kablam!    --> src/header.rs:203:5
Sep 02 08:04:48.868 INFO kablam!     |
Sep 02 08:04:48.868 INFO kablam! 203 |     pub fn from_string_strict(s: &str) -> Result<Self> {
Sep 02 08:04:48.868 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:48.868 INFO kablam! 
Sep 02 08:04:48.868 INFO kablam! warning: struct is never constructed: `Message`
Sep 02 08:04:48.868 INFO kablam!   --> src/message.rs:13:1
Sep 02 08:04:48.868 INFO kablam!    |
Sep 02 08:04:48.868 INFO kablam! 13 | pub struct Message<R> {
Sep 02 08:04:48.868 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:48.868 INFO kablam! 
Sep 02 08:04:48.868 INFO kablam! warning: method is never used: `from_reader`
Sep 02 08:04:48.868 INFO kablam!   --> src/message.rs:22:5
Sep 02 08:04:48.868 INFO kablam!    |
Sep 02 08:04:48.868 INFO kablam! 22 |     pub fn from_reader(rdr: R) -> Message<R> {
Sep 02 08:04:48.869 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:48.869 INFO kablam! 
Sep 02 08:04:48.869 INFO kablam! warning: method is never used: `from_file`
Sep 02 08:04:48.869 INFO kablam!   --> src/message.rs:34:5
Sep 02 08:04:48.869 INFO kablam!    |
Sep 02 08:04:48.869 INFO kablam! 34 |     pub fn from_file<P: AsRef<Path>>(path: P) -> Result<Message<fs::File>> {
Sep 02 08:04:48.869 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:48.869 INFO kablam! 
Sep 02 08:04:48.869 INFO kablam! warning: method is never used: `from_string`
Sep 02 08:04:48.869 INFO kablam!   --> src/message.rs:41:5
Sep 02 08:04:48.869 INFO kablam!    |
Sep 02 08:04:48.869 INFO kablam! 41 | /     pub fn from_string<'a, S>(s: S) -> Message<io::Cursor<Vec<u8>>>
Sep 02 08:04:48.869 INFO kablam! 42 | |         where S: Into<String>
Sep 02 08:04:48.869 INFO kablam! 43 | |     {
Sep 02 08:04:48.869 INFO kablam! 44 | |         Message::from_bytes(s.into().into_bytes())
Sep 02 08:04:48.869 INFO kablam! 45 | |     }
Sep 02 08:04:48.869 INFO kablam!    | |_____^
Sep 02 08:04:48.869 INFO kablam! 
Sep 02 08:04:48.869 INFO kablam! warning: method is never used: `from_bytes`
Sep 02 08:04:48.869 INFO kablam!   --> src/message.rs:48:5
Sep 02 08:04:48.869 INFO kablam!    |
Sep 02 08:04:48.869 INFO kablam! 48 | /     pub fn from_bytes<'a, V>(bytes: V) -> Message<io::Cursor<Vec<u8>>>
Sep 02 08:04:48.869 INFO kablam! 49 | |         where V: Into<Vec<u8>>
Sep 02 08:04:48.869 INFO kablam! 50 | |     {
Sep 02 08:04:48.869 INFO kablam! 51 | |         Message::from_reader(io::Cursor::new(bytes.into()))
Sep 02 08:04:48.869 INFO kablam! 52 | |     }
Sep 02 08:04:48.869 INFO kablam!    | |_____^
Sep 02 08:04:48.869 INFO kablam! 
Sep 02 08:04:48.869 INFO kablam! warning: method is never used: `get`
Sep 02 08:04:48.869 INFO kablam!   --> src/message.rs:62:5
Sep 02 08:04:48.869 INFO kablam!    |
Sep 02 08:04:48.869 INFO kablam! 62 |     pub fn get(self, name: &str) -> Option<Header> {
Sep 02 08:04:48.869 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:48.870 INFO kablam! 
Sep 02 08:04:49.086 INFO kablam! warning: unused variable: `ch`
Sep 02 08:04:49.086 INFO kablam!    --> src/header.rs:114:18
Sep 02 08:04:49.087 INFO kablam!     |
Sep 02 08:04:49.087 INFO kablam! 114 |             Some(ch @ _) => self.read_part(),
Sep 02 08:04:49.087 INFO kablam!     |                  ^^ help: consider using `_ch` instead
Sep 02 08:04:49.087 INFO kablam!     |
Sep 02 08:04:49.087 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 02 08:04:49.087 INFO kablam! 
Sep 02 08:04:49.215 INFO kablam! warning: method is never used: `peek_char_eq`
Sep 02 08:04:49.215 INFO kablam!   --> src/header.rs:57:5
Sep 02 08:04:49.215 INFO kablam!    |
Sep 02 08:04:49.215 INFO kablam! 57 |     fn peek_char_eq(&mut self, ch: char) -> bool {
Sep 02 08:04:49.215 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:49.215 INFO kablam!    |
Sep 02 08:04:49.215 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 02 08:04:49.216 INFO kablam! 
Sep 02 08:04:49.216 INFO kablam! warning: method is never used: `unfold_parts`
Sep 02 08:04:49.216 INFO kablam!    --> src/header.rs:179:5
Sep 02 08:04:49.216 INFO kablam!     |
Sep 02 08:04:49.216 INFO kablam! 179 |     fn unfold_parts(self, lexer: &mut Lexer) -> String {
Sep 02 08:04:49.216 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:49.216 INFO kablam! 
Sep 02 08:04:49.216 INFO kablam! warning: struct is never constructed: `Message`
Sep 02 08:04:49.216 INFO kablam!   --> src/message.rs:13:1
Sep 02 08:04:49.216 INFO kablam!    |
Sep 02 08:04:49.217 INFO kablam! 13 | pub struct Message<R> {
Sep 02 08:04:49.217 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:49.217 INFO kablam! 
Sep 02 08:04:49.217 INFO kablam! warning: method is never used: `from_reader`
Sep 02 08:04:49.217 INFO kablam!   --> src/message.rs:22:5
Sep 02 08:04:49.217 INFO kablam!    |
Sep 02 08:04:49.217 INFO kablam! 22 |     pub fn from_reader(rdr: R) -> Message<R> {
Sep 02 08:04:49.217 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:49.217 INFO kablam! 
Sep 02 08:04:49.217 INFO kablam! warning: method is never used: `from_file`
Sep 02 08:04:49.217 INFO kablam!   --> src/message.rs:34:5
Sep 02 08:04:49.217 INFO kablam!    |
Sep 02 08:04:49.217 INFO kablam! 34 |     pub fn from_file<P: AsRef<Path>>(path: P) -> Result<Message<fs::File>> {
Sep 02 08:04:49.217 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:49.217 INFO kablam! 
Sep 02 08:04:49.217 INFO kablam! warning: method is never used: `from_string`
Sep 02 08:04:49.217 INFO kablam!   --> src/message.rs:41:5
Sep 02 08:04:49.217 INFO kablam!    |
Sep 02 08:04:49.217 INFO kablam! 41 | /     pub fn from_string<'a, S>(s: S) -> Message<io::Cursor<Vec<u8>>>
Sep 02 08:04:49.217 INFO kablam! 42 | |         where S: Into<String>
Sep 02 08:04:49.217 INFO kablam! 43 | |     {
Sep 02 08:04:49.217 INFO kablam! 44 | |         Message::from_bytes(s.into().into_bytes())
Sep 02 08:04:49.217 INFO kablam! 45 | |     }
Sep 02 08:04:49.217 INFO kablam!    | |_____^
Sep 02 08:04:49.217 INFO kablam! 
Sep 02 08:04:49.217 INFO kablam! warning: method is never used: `from_bytes`
Sep 02 08:04:49.217 INFO kablam!   --> src/message.rs:48:5
Sep 02 08:04:49.217 INFO kablam!    |
Sep 02 08:04:49.217 INFO kablam! 48 | /     pub fn from_bytes<'a, V>(bytes: V) -> Message<io::Cursor<Vec<u8>>>
Sep 02 08:04:49.217 INFO kablam! 49 | |         where V: Into<Vec<u8>>
Sep 02 08:04:49.218 INFO kablam! 50 | |     {
Sep 02 08:04:49.218 INFO kablam! 51 | |         Message::from_reader(io::Cursor::new(bytes.into()))
Sep 02 08:04:49.218 INFO kablam! 52 | |     }
Sep 02 08:04:49.218 INFO kablam!    | |_____^
Sep 02 08:04:49.218 INFO kablam! 
Sep 02 08:04:49.218 INFO kablam! warning: method is never used: `get`
Sep 02 08:04:49.218 INFO kablam!   --> src/message.rs:62:5
Sep 02 08:04:49.218 INFO kablam!    |
Sep 02 08:04:49.218 INFO kablam! 62 |     pub fn get(self, name: &str) -> Option<Header> {
Sep 02 08:04:49.218 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 08:04:49.218 INFO kablam! 
Sep 02 08:04:49.266 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
Sep 02 08:04:49.269 INFO kablam! su: No module specific data is present
Sep 02 08:04:49.695 INFO running `"docker" "rm" "-f" "68084eba5d019572a1b35634d419d5bd73d295d7963671c0cfdf6dfbabb22684"`
Sep 02 08:04:49.810 INFO blam! 68084eba5d019572a1b35634d419d5bd73d295d7963671c0cfdf6dfbabb22684