Nov 28 22:19:59.759 INFO checking mail-0.1.0-unstable against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 22:19:59.761 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 22:20:00.177 INFO [stdout] e348b666b0ef192a55577e439eb005e4c07f57c4cd03a93d1a28c8dcc958dc91
Nov 28 22:20:00.182 INFO running `"docker" "start" "-a" "e348b666b0ef192a55577e439eb005e4c07f57c4cd03a93d1a28c8dcc958dc91"`
Nov 28 22:20:01.568 INFO [stderr] usermod: no changes
Nov 28 22:20:01.605 INFO [stderr]     Checking mail v0.1.0-unstable (/source)
Nov 28 22:20:02.155 INFO [stderr] warning: unused import: `std::default`
Nov 28 22:20:02.164 INFO [stderr]  --> src/message.rs:2:5
Nov 28 22:20:02.164 INFO [stderr]   |
Nov 28 22:20:02.164 INFO [stderr] 2 | use std::default;
Nov 28 22:20:02.164 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 28 22:20:02.164 INFO [stderr]   |
Nov 28 22:20:02.164 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 22:20:02.164 INFO [stderr] 
Nov 28 22:20:02.164 INFO [stderr] warning: unused import: `Error`
Nov 28 22:20:02.164 INFO [stderr]  --> src/message.rs:8:5
Nov 28 22:20:02.164 INFO [stderr]   |
Nov 28 22:20:02.164 INFO [stderr] 8 | use Error;
Nov 28 22:20:02.164 INFO [stderr]   |     ^^^^^
Nov 28 22:20:02.164 INFO [stderr] 
Nov 28 22:20:02.164 INFO [stderr] warning: unused import: `ParseError`
Nov 28 22:20:02.164 INFO [stderr]  --> src/message.rs:9:5
Nov 28 22:20:02.164 INFO [stderr]   |
Nov 28 22:20:02.164 INFO [stderr] 9 | use ParseError;
Nov 28 22:20:02.164 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 22:20:02.164 INFO [stderr] 
Nov 28 22:20:02.228 INFO [stderr] warning: unused variable: `ch`
Nov 28 22:20:02.228 INFO [stderr]    --> src/header.rs:114:18
Nov 28 22:20:02.228 INFO [stderr]     |
Nov 28 22:20:02.228 INFO [stderr] 114 |             Some(ch @ _) => self.read_part(),
Nov 28 22:20:02.228 INFO [stderr]     |                  ^^ help: consider using `_ch` instead
Nov 28 22:20:02.228 INFO [stderr]     |
Nov 28 22:20:02.228 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 22:20:02.228 INFO [stderr] 
Nov 28 22:20:02.249 INFO [stderr] warning: method is never used: `new`
Nov 28 22:20:02.249 INFO [stderr]   --> src/header.rs:41:5
Nov 28 22:20:02.249 INFO [stderr]    |
Nov 28 22:20:02.250 INFO [stderr] 41 |     pub fn new(input: &str) -> Lexer {
Nov 28 22:20:02.250 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.250 INFO [stderr]    |
Nov 28 22:20:02.250 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 22:20:02.250 INFO [stderr] 
Nov 28 22:20:02.250 INFO [stderr] warning: method is never used: `peek_char_eq`
Nov 28 22:20:02.251 INFO [stderr]   --> src/header.rs:57:5
Nov 28 22:20:02.251 INFO [stderr]    |
Nov 28 22:20:02.251 INFO [stderr] 57 |     fn peek_char_eq(&mut self, ch: char) -> bool {
Nov 28 22:20:02.251 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.251 INFO [stderr] 
Nov 28 22:20:02.251 INFO [stderr] warning: struct is never constructed: `Parser`
Nov 28 22:20:02.252 INFO [stderr]    --> src/header.rs:129:1
Nov 28 22:20:02.252 INFO [stderr]     |
Nov 28 22:20:02.252 INFO [stderr] 129 | struct Parser {
Nov 28 22:20:02.252 INFO [stderr]     | ^^^^^^^^^^^^^
Nov 28 22:20:02.252 INFO [stderr] 
Nov 28 22:20:02.252 INFO [stderr] warning: method is never used: `new`
Nov 28 22:20:02.253 INFO [stderr]    --> src/header.rs:134:5
Nov 28 22:20:02.253 INFO [stderr]     |
Nov 28 22:20:02.253 INFO [stderr] 134 |     pub fn new(strict: bool) -> Self {
Nov 28 22:20:02.253 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.253 INFO [stderr] 
Nov 28 22:20:02.253 INFO [stderr] warning: method is never used: `parse`
Nov 28 22:20:02.254 INFO [stderr]    --> src/header.rs:138:5
Nov 28 22:20:02.254 INFO [stderr]     |
Nov 28 22:20:02.254 INFO [stderr] 138 |     pub fn parse(&mut self, input: &str) -> Result<Header> {
Nov 28 22:20:02.254 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.254 INFO [stderr] 
Nov 28 22:20:02.254 INFO [stderr] warning: method is never used: `unfold_parts`
Nov 28 22:20:02.255 INFO [stderr]    --> src/header.rs:179:5
Nov 28 22:20:02.255 INFO [stderr]     |
Nov 28 22:20:02.255 INFO [stderr] 179 |     fn unfold_parts(self, lexer: &mut Lexer) -> String {
Nov 28 22:20:02.255 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.255 INFO [stderr] 
Nov 28 22:20:02.255 INFO [stderr] warning: method is never used: `from_string`
Nov 28 22:20:02.256 INFO [stderr]    --> src/header.rs:199:5
Nov 28 22:20:02.256 INFO [stderr]     |
Nov 28 22:20:02.256 INFO [stderr] 199 |     pub fn from_string(s: &str) -> Self {
Nov 28 22:20:02.256 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.257 INFO [stderr] 
Nov 28 22:20:02.257 INFO [stderr] warning: method is never used: `from_string_strict`
Nov 28 22:20:02.257 INFO [stderr]    --> src/header.rs:203:5
Nov 28 22:20:02.257 INFO [stderr]     |
Nov 28 22:20:02.257 INFO [stderr] 203 |     pub fn from_string_strict(s: &str) -> Result<Self> {
Nov 28 22:20:02.257 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.257 INFO [stderr] 
Nov 28 22:20:02.257 INFO [stderr] warning: struct is never constructed: `Message`
Nov 28 22:20:02.257 INFO [stderr]   --> src/message.rs:13:1
Nov 28 22:20:02.257 INFO [stderr]    |
Nov 28 22:20:02.257 INFO [stderr] 13 | pub struct Message<R> {
Nov 28 22:20:02.257 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.257 INFO [stderr] 
Nov 28 22:20:02.257 INFO [stderr] warning: method is never used: `from_reader`
Nov 28 22:20:02.257 INFO [stderr]   --> src/message.rs:22:5
Nov 28 22:20:02.257 INFO [stderr]    |
Nov 28 22:20:02.257 INFO [stderr] 22 |     pub fn from_reader(rdr: R) -> Message<R> {
Nov 28 22:20:02.257 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.257 INFO [stderr] 
Nov 28 22:20:02.257 INFO [stderr] warning: method is never used: `from_file`
Nov 28 22:20:02.257 INFO [stderr]   --> src/message.rs:34:5
Nov 28 22:20:02.257 INFO [stderr]    |
Nov 28 22:20:02.257 INFO [stderr] 34 |     pub fn from_file<P: AsRef<Path>>(path: P) -> Result<Message<fs::File>> {
Nov 28 22:20:02.257 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.257 INFO [stderr] 
Nov 28 22:20:02.257 INFO [stderr] warning: method is never used: `from_string`
Nov 28 22:20:02.257 INFO [stderr]   --> src/message.rs:41:5
Nov 28 22:20:02.257 INFO [stderr]    |
Nov 28 22:20:02.257 INFO [stderr] 41 | /     pub fn from_string<'a, S>(s: S) -> Message<io::Cursor<Vec<u8>>>
Nov 28 22:20:02.257 INFO [stderr] 42 | |         where S: Into<String>
Nov 28 22:20:02.257 INFO [stderr] 43 | |     {
Nov 28 22:20:02.257 INFO [stderr] 44 | |         Message::from_bytes(s.into().into_bytes())
Nov 28 22:20:02.257 INFO [stderr] 45 | |     }
Nov 28 22:20:02.257 INFO [stderr]    | |_____^
Nov 28 22:20:02.257 INFO [stderr] 
Nov 28 22:20:02.257 INFO [stderr] warning: method is never used: `from_bytes`
Nov 28 22:20:02.257 INFO [stderr]   --> src/message.rs:48:5
Nov 28 22:20:02.257 INFO [stderr]    |
Nov 28 22:20:02.257 INFO [stderr] 48 | /     pub fn from_bytes<'a, V>(bytes: V) -> Message<io::Cursor<Vec<u8>>>
Nov 28 22:20:02.257 INFO [stderr] 49 | |         where V: Into<Vec<u8>>
Nov 28 22:20:02.257 INFO [stderr] 50 | |     {
Nov 28 22:20:02.257 INFO [stderr] 51 | |         Message::from_reader(io::Cursor::new(bytes.into()))
Nov 28 22:20:02.257 INFO [stderr] 52 | |     }
Nov 28 22:20:02.257 INFO [stderr]    | |_____^
Nov 28 22:20:02.257 INFO [stderr] 
Nov 28 22:20:02.257 INFO [stderr] warning: method is never used: `get`
Nov 28 22:20:02.257 INFO [stderr]   --> src/message.rs:62:5
Nov 28 22:20:02.257 INFO [stderr]    |
Nov 28 22:20:02.257 INFO [stderr] 62 |     pub fn get(self, name: &str) -> Option<Header> {
Nov 28 22:20:02.257 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.257 INFO [stderr] 
Nov 28 22:20:02.349 INFO [stderr] warning: unused import: `std::default`
Nov 28 22:20:02.349 INFO [stderr]  --> src/message.rs:2:5
Nov 28 22:20:02.349 INFO [stderr]   |
Nov 28 22:20:02.349 INFO [stderr] 2 | use std::default;
Nov 28 22:20:02.349 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 28 22:20:02.349 INFO [stderr]   |
Nov 28 22:20:02.349 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 22:20:02.349 INFO [stderr] 
Nov 28 22:20:02.349 INFO [stderr] warning: unused import: `Error`
Nov 28 22:20:02.349 INFO [stderr]  --> src/message.rs:8:5
Nov 28 22:20:02.349 INFO [stderr]   |
Nov 28 22:20:02.349 INFO [stderr] 8 | use Error;
Nov 28 22:20:02.349 INFO [stderr]   |     ^^^^^
Nov 28 22:20:02.349 INFO [stderr] 
Nov 28 22:20:02.349 INFO [stderr] warning: unused import: `ParseError`
Nov 28 22:20:02.349 INFO [stderr]  --> src/message.rs:9:5
Nov 28 22:20:02.349 INFO [stderr]   |
Nov 28 22:20:02.349 INFO [stderr] 9 | use ParseError;
Nov 28 22:20:02.349 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 22:20:02.349 INFO [stderr] 
Nov 28 22:20:02.495 INFO [stderr] warning: unused variable: `ch`
Nov 28 22:20:02.495 INFO [stderr]    --> src/header.rs:114:18
Nov 28 22:20:02.495 INFO [stderr]     |
Nov 28 22:20:02.495 INFO [stderr] 114 |             Some(ch @ _) => self.read_part(),
Nov 28 22:20:02.495 INFO [stderr]     |                  ^^ help: consider using `_ch` instead
Nov 28 22:20:02.495 INFO [stderr]     |
Nov 28 22:20:02.495 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 22:20:02.495 INFO [stderr] 
Nov 28 22:20:02.553 INFO [stderr] warning: method is never used: `peek_char_eq`
Nov 28 22:20:02.554 INFO [stderr]   --> src/header.rs:57:5
Nov 28 22:20:02.554 INFO [stderr]    |
Nov 28 22:20:02.554 INFO [stderr] 57 |     fn peek_char_eq(&mut self, ch: char) -> bool {
Nov 28 22:20:02.554 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.554 INFO [stderr]    |
Nov 28 22:20:02.554 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 22:20:02.554 INFO [stderr] 
Nov 28 22:20:02.554 INFO [stderr] warning: method is never used: `unfold_parts`
Nov 28 22:20:02.554 INFO [stderr]    --> src/header.rs:179:5
Nov 28 22:20:02.554 INFO [stderr]     |
Nov 28 22:20:02.554 INFO [stderr] 179 |     fn unfold_parts(self, lexer: &mut Lexer) -> String {
Nov 28 22:20:02.554 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.554 INFO [stderr] 
Nov 28 22:20:02.554 INFO [stderr] warning: struct is never constructed: `Message`
Nov 28 22:20:02.554 INFO [stderr]   --> src/message.rs:13:1
Nov 28 22:20:02.554 INFO [stderr]    |
Nov 28 22:20:02.554 INFO [stderr] 13 | pub struct Message<R> {
Nov 28 22:20:02.554 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.554 INFO [stderr] 
Nov 28 22:20:02.554 INFO [stderr] warning: method is never used: `from_reader`
Nov 28 22:20:02.554 INFO [stderr]   --> src/message.rs:22:5
Nov 28 22:20:02.554 INFO [stderr]    |
Nov 28 22:20:02.554 INFO [stderr] 22 |     pub fn from_reader(rdr: R) -> Message<R> {
Nov 28 22:20:02.554 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.554 INFO [stderr] 
Nov 28 22:20:02.554 INFO [stderr] warning: method is never used: `from_file`
Nov 28 22:20:02.554 INFO [stderr]   --> src/message.rs:34:5
Nov 28 22:20:02.554 INFO [stderr]    |
Nov 28 22:20:02.554 INFO [stderr] 34 |     pub fn from_file<P: AsRef<Path>>(path: P) -> Result<Message<fs::File>> {
Nov 28 22:20:02.554 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.554 INFO [stderr] 
Nov 28 22:20:02.554 INFO [stderr] warning: method is never used: `from_string`
Nov 28 22:20:02.554 INFO [stderr]   --> src/message.rs:41:5
Nov 28 22:20:02.554 INFO [stderr]    |
Nov 28 22:20:02.554 INFO [stderr] 41 | /     pub fn from_string<'a, S>(s: S) -> Message<io::Cursor<Vec<u8>>>
Nov 28 22:20:02.554 INFO [stderr] 42 | |         where S: Into<String>
Nov 28 22:20:02.554 INFO [stderr] 43 | |     {
Nov 28 22:20:02.554 INFO [stderr] 44 | |         Message::from_bytes(s.into().into_bytes())
Nov 28 22:20:02.554 INFO [stderr] 45 | |     }
Nov 28 22:20:02.554 INFO [stderr]    | |_____^
Nov 28 22:20:02.554 INFO [stderr] 
Nov 28 22:20:02.554 INFO [stderr] warning: method is never used: `from_bytes`
Nov 28 22:20:02.554 INFO [stderr]   --> src/message.rs:48:5
Nov 28 22:20:02.554 INFO [stderr]    |
Nov 28 22:20:02.554 INFO [stderr] 48 | /     pub fn from_bytes<'a, V>(bytes: V) -> Message<io::Cursor<Vec<u8>>>
Nov 28 22:20:02.554 INFO [stderr] 49 | |         where V: Into<Vec<u8>>
Nov 28 22:20:02.554 INFO [stderr] 50 | |     {
Nov 28 22:20:02.554 INFO [stderr] 51 | |         Message::from_reader(io::Cursor::new(bytes.into()))
Nov 28 22:20:02.554 INFO [stderr] 52 | |     }
Nov 28 22:20:02.554 INFO [stderr]    | |_____^
Nov 28 22:20:02.554 INFO [stderr] 
Nov 28 22:20:02.554 INFO [stderr] warning: method is never used: `get`
Nov 28 22:20:02.554 INFO [stderr]   --> src/message.rs:62:5
Nov 28 22:20:02.554 INFO [stderr]    |
Nov 28 22:20:02.554 INFO [stderr] 62 |     pub fn get(self, name: &str) -> Option<Header> {
Nov 28 22:20:02.554 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 22:20:02.554 INFO [stderr] 
Nov 28 22:20:02.592 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
Nov 28 22:20:02.593 INFO [stderr] su: No module specific data is present
Nov 28 22:20:03.084 INFO running `"docker" "inspect" "e348b666b0ef192a55577e439eb005e4c07f57c4cd03a93d1a28c8dcc958dc91"`
Nov 28 22:20:03.225 INFO running `"docker" "rm" "-f" "e348b666b0ef192a55577e439eb005e4c07f57c4cd03a93d1a28c8dcc958dc91"`
Nov 28 22:20:03.538 INFO [stdout] e348b666b0ef192a55577e439eb005e4c07f57c4cd03a93d1a28c8dcc958dc91