Dec 04 21:04:15.840 INFO checking chasent/IronSMTP against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 21:04:15.840 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 21:04:16.304 INFO [stdout] d6d1fdaca0b456285d9f8274b8cc5eec15ee0526ec5df736a07d6be049d7bf80
Dec 04 21:04:16.307 INFO running `"docker" "start" "-a" "d6d1fdaca0b456285d9f8274b8cc5eec15ee0526ec5df736a07d6be049d7bf80"`
Dec 04 21:04:17.791 INFO [stderr] usermod: no changes
Dec 04 21:04:18.007 INFO [stderr]    Compiling memchr v2.1.0
Dec 04 21:04:20.145 INFO [stderr]     Checking nom v4.1.1
Dec 04 21:04:22.113 INFO [stderr]     Checking rsmtp v0.1.0 (/source)
Dec 04 21:04:25.920 INFO [stderr] warning: unused `#[macro_use]` import
Dec 04 21:04:25.920 INFO [stderr]    --> src/main.rs:103:1
Dec 04 21:04:25.921 INFO [stderr]     |
Dec 04 21:04:25.921 INFO [stderr] 103 | #[macro_use]
Dec 04 21:04:25.921 INFO [stderr]     | ^^^^^^^^^^^^
Dec 04 21:04:25.921 INFO [stderr]     |
Dec 04 21:04:25.922 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 04 21:04:25.922 INFO [stderr] 
Dec 04 21:04:25.922 INFO [stderr] warning: unused import: `TcpStream`
Dec 04 21:04:25.922 INFO [stderr]    --> src/main.rs:108:18
Dec 04 21:04:25.923 INFO [stderr]     |
Dec 04 21:04:25.923 INFO [stderr] 108 | use tokio::net::{TcpStream, TcpListener};
Dec 04 21:04:25.923 INFO [stderr]     |                  ^^^^^^^^^
Dec 04 21:04:25.923 INFO [stderr] 
Dec 04 21:04:25.923 INFO [stderr] warning: unused import: `tokio::prelude`
Dec 04 21:04:25.923 INFO [stderr]    --> src/main.rs:110:5
Dec 04 21:04:25.923 INFO [stderr]     |
Dec 04 21:04:25.923 INFO [stderr] 110 | use tokio::prelude;
Dec 04 21:04:25.923 INFO [stderr]     |     ^^^^^^^^^^^^^^
Dec 04 21:04:25.923 INFO [stderr] 
Dec 04 21:04:25.923 INFO [stderr] warning: unused imports: `Either`, `FutureResult`, `ok`, `self`
Dec 04 21:04:25.923 INFO [stderr]    --> src/main.rs:112:23
Dec 04 21:04:25.923 INFO [stderr]     |
Dec 04 21:04:25.923 INFO [stderr] 112 | use futures::future::{self, Either, ok, loop_fn, Future, FutureResult, Loop};
Dec 04 21:04:25.923 INFO [stderr]     |                       ^^^^  ^^^^^^  ^^                   ^^^^^^^^^^^^
Dec 04 21:04:25.923 INFO [stderr] 
Dec 04 21:04:26.020 INFO [stderr] warning: unused `#[macro_use]` import
Dec 04 21:04:26.020 INFO [stderr]    --> src/main.rs:103:1
Dec 04 21:04:26.020 INFO [stderr]     |
Dec 04 21:04:26.020 INFO [stderr] 103 | #[macro_use]
Dec 04 21:04:26.020 INFO [stderr]     | ^^^^^^^^^^^^
Dec 04 21:04:26.020 INFO [stderr]     |
Dec 04 21:04:26.020 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 04 21:04:26.020 INFO [stderr] 
Dec 04 21:04:26.020 INFO [stderr] warning: unused import: `TcpStream`
Dec 04 21:04:26.020 INFO [stderr]    --> src/main.rs:108:18
Dec 04 21:04:26.020 INFO [stderr]     |
Dec 04 21:04:26.020 INFO [stderr] 108 | use tokio::net::{TcpStream, TcpListener};
Dec 04 21:04:26.020 INFO [stderr]     |                  ^^^^^^^^^
Dec 04 21:04:26.020 INFO [stderr] 
Dec 04 21:04:26.020 INFO [stderr] warning: unused import: `tokio::prelude`
Dec 04 21:04:26.020 INFO [stderr]    --> src/main.rs:110:5
Dec 04 21:04:26.020 INFO [stderr]     |
Dec 04 21:04:26.020 INFO [stderr] 110 | use tokio::prelude;
Dec 04 21:04:26.020 INFO [stderr]     |     ^^^^^^^^^^^^^^
Dec 04 21:04:26.020 INFO [stderr] 
Dec 04 21:04:26.021 INFO [stderr] warning: unused imports: `Either`, `FutureResult`, `ok`, `self`
Dec 04 21:04:26.021 INFO [stderr]    --> src/main.rs:112:23
Dec 04 21:04:26.021 INFO [stderr]     |
Dec 04 21:04:26.021 INFO [stderr] 112 | use futures::future::{self, Either, ok, loop_fn, Future, FutureResult, Loop};
Dec 04 21:04:26.021 INFO [stderr]     |                       ^^^^  ^^^^^^  ^^                   ^^^^^^^^^^^^
Dec 04 21:04:26.021 INFO [stderr] 
Dec 04 21:04:26.186 INFO [stderr] warning: function is never used: `disconnect`
Dec 04 21:04:26.186 INFO [stderr]    --> src/main.rs:152:1
Dec 04 21:04:26.186 INFO [stderr]     |
Dec 04 21:04:26.186 INFO [stderr] 152 | fn disconnect(state: Disconnected) -> impl Future<Item = ServerState, Error = io::Error> {
Dec 04 21:04:26.186 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:04:26.186 INFO [stderr]     |
Dec 04 21:04:26.191 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 21:04:26.191 INFO [stderr] 
Dec 04 21:04:26.191 INFO [stderr] warning: function is never used: `from_hex`
Dec 04 21:04:26.191 INFO [stderr]    --> src/main.rs:535:1
Dec 04 21:04:26.191 INFO [stderr]     |
Dec 04 21:04:26.191 INFO [stderr] 535 | fn from_hex(input: &str) -> Result<u8, std::num::ParseIntError> {
Dec 04 21:04:26.191 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:04:26.191 INFO [stderr] 
Dec 04 21:04:26.192 INFO [stderr] warning: function is never used: `is_hex_digit`
Dec 04 21:04:26.192 INFO [stderr]    --> src/main.rs:539:1
Dec 04 21:04:26.192 INFO [stderr]     |
Dec 04 21:04:26.192 INFO [stderr] 539 | fn is_hex_digit(c: char) -> bool {
Dec 04 21:04:26.192 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:04:26.192 INFO [stderr] 
Dec 04 21:04:26.403 INFO [stderr] error[E0308]: mismatched types
Dec 04 21:04:26.404 INFO [stderr]    --> src/main.rs:569:27
Dec 04 21:04:26.404 INFO [stderr]     |
Dec 04 21:04:26.404 INFO [stderr] 569 |             reverse_path: "<mail@samlogic.com>"
Dec 04 21:04:26.404 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:04:26.405 INFO [stderr]     |                           |
Dec 04 21:04:26.405 INFO [stderr]     |                           expected struct `std::string::String`, found reference
Dec 04 21:04:26.405 INFO [stderr]     |                           help: try using a conversion method: `"<mail@samlogic.com>".to_string()`
Dec 04 21:04:26.406 INFO [stderr]     |
Dec 04 21:04:26.406 INFO [stderr]     = note: expected type `std::string::String`
Dec 04 21:04:26.406 INFO [stderr]                found type `&'static str`
Dec 04 21:04:26.407 INFO [stderr] 
Dec 04 21:04:26.439 INFO [stderr] error: aborting due to previous error
Dec 04 21:04:26.439 INFO [stderr] 
Dec 04 21:04:26.440 INFO [stderr] For more information about this error, try `rustc --explain E0308`.
Dec 04 21:04:26.453 INFO [stderr] error: Could not compile `rsmtp`.
Dec 04 21:04:26.453 INFO [stderr] 
Dec 04 21:04:26.453 INFO [stderr] To learn more, run the command again with --verbose.
Dec 04 21:04:26.455 INFO [stderr] su: No module specific data is present
Dec 04 21:04:28.068 INFO running `"docker" "inspect" "d6d1fdaca0b456285d9f8274b8cc5eec15ee0526ec5df736a07d6be049d7bf80"`
Dec 04 21:04:28.463 INFO running `"docker" "rm" "-f" "d6d1fdaca0b456285d9f8274b8cc5eec15ee0526ec5df736a07d6be049d7bf80"`
Dec 04 21:04:28.808 INFO [stdout] d6d1fdaca0b456285d9f8274b8cc5eec15ee0526ec5df736a07d6be049d7bf80