Sep 02 07:05:22.626 INFO checking mqttc-0.1.4 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 07:05:22.626 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 07:05:22.626 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-1/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 07:05:22.858 INFO blam! 68c2ee951b6352581633e3797620912a5d0ad6f63ae7aaf50f766190455c0362
Sep 02 07:05:22.861 INFO running `"docker" "start" "-a" "68c2ee951b6352581633e3797620912a5d0ad6f63ae7aaf50f766190455c0362"`
Sep 02 07:05:23.684 INFO kablam!    Compiling openssl-sys v0.7.17
Sep 02 07:05:24.750 INFO kablam!    Compiling openssl-sys-extras v0.7.14
Sep 02 07:05:24.750 INFO kablam!    Compiling openssl v0.7.14
Sep 02 07:05:28.349 INFO kablam!     Checking netopt v0.1.3
Sep 02 07:05:29.014 INFO kablam!     Checking mqttc v0.1.4 (file:///source)
Sep 02 07:05:30.024 INFO kablam! warning: unused import: `std::io::Cursor`
Sep 02 07:05:30.024 INFO kablam!    --> src/client.rs:718:9
Sep 02 07:05:30.024 INFO kablam!     |
Sep 02 07:05:30.024 INFO kablam! 718 |     use std::io::Cursor;
Sep 02 07:05:30.024 INFO kablam!     |         ^^^^^^^^^^^^^^^
Sep 02 07:05:30.024 INFO kablam!     |
Sep 02 07:05:30.024 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 02 07:05:30.024 INFO kablam! 
Sep 02 07:05:30.569 INFO kablam! warning: unused variable: `client`
Sep 02 07:05:30.569 INFO kablam!    --> src/client.rs:730:13
Sep 02 07:05:30.569 INFO kablam!     |
Sep 02 07:05:30.569 INFO kablam! 730 |         let client = options.connect("127.0.0.1:1883", netopt).unwrap();
Sep 02 07:05:30.569 INFO kablam!     |             ^^^^^^ help: consider using `_client` instead
Sep 02 07:05:30.569 INFO kablam!     |
Sep 02 07:05:30.569 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 02 07:05:30.569 INFO kablam! 
Sep 02 07:05:32.042 INFO kablam! warning: unused `#[macro_use]` import
Sep 02 07:05:32.042 INFO kablam!  --> examples/sub.rs:3:1
Sep 02 07:05:32.042 INFO kablam!   |
Sep 02 07:05:32.042 INFO kablam! 3 | #[macro_use] extern crate log;
Sep 02 07:05:32.042 INFO kablam!   | ^^^^^^^^^^^^
Sep 02 07:05:32.042 INFO kablam!   |
Sep 02 07:05:32.042 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 02 07:05:32.042 INFO kablam! 
Sep 02 07:05:32.042 INFO kablam! warning: unused imports: `Client`, `PubOpt`
Sep 02 07:05:32.042 INFO kablam!   --> examples/sub.rs:10:21
Sep 02 07:05:32.043 INFO kablam!    |
Sep 02 07:05:32.043 INFO kablam! 10 | use mqttc::{PubSub, Client, ClientOptions, ReconnectMethod, PubOpt};
Sep 02 07:05:32.043 INFO kablam!    |                     ^^^^^^                                  ^^^^^^
Sep 02 07:05:32.043 INFO kablam! 
Sep 02 07:05:32.050 INFO kablam! warning: unused `#[macro_use]` import
Sep 02 07:05:32.050 INFO kablam!  --> examples/pub.rs:3:1
Sep 02 07:05:32.050 INFO kablam!   |
Sep 02 07:05:32.051 INFO kablam! 3 | #[macro_use] extern crate log;
Sep 02 07:05:32.051 INFO kablam!   | ^^^^^^^^^^^^
Sep 02 07:05:32.051 INFO kablam!   |
Sep 02 07:05:32.051 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 02 07:05:32.052 INFO kablam! 
Sep 02 07:05:32.052 INFO kablam! warning: unused import: `Client`
Sep 02 07:05:32.052 INFO kablam!   --> examples/pub.rs:10:21
Sep 02 07:05:32.052 INFO kablam!    |
Sep 02 07:05:32.052 INFO kablam! 10 | use mqttc::{PubSub, Client, ClientOptions, ReconnectMethod, PubOpt};
Sep 02 07:05:32.052 INFO kablam!    |                     ^^^^^^
Sep 02 07:05:32.053 INFO kablam! 
Sep 02 07:05:32.073 INFO kablam! warning: unused import: `Client`
Sep 02 07:05:32.073 INFO kablam!   --> examples/ping.rs:10:13
Sep 02 07:05:32.073 INFO kablam!    |
Sep 02 07:05:32.073 INFO kablam! 10 | use mqttc::{Client, ClientOptions, ReconnectMethod};
Sep 02 07:05:32.073 INFO kablam!    |             ^^^^^^
Sep 02 07:05:32.073 INFO kablam!    |
Sep 02 07:05:32.073 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 02 07:05:32.073 INFO kablam! 
Sep 02 07:05:32.167 INFO kablam! warning: variable does not need to be mutable
Sep 02 07:05:32.167 INFO kablam!   --> examples/pub.rs:14:9
Sep 02 07:05:32.167 INFO kablam!    |
Sep 02 07:05:32.167 INFO kablam! 14 |     let mut args: Vec<_> = env::args().collect();
Sep 02 07:05:32.167 INFO kablam!    |         ----^^^^
Sep 02 07:05:32.167 INFO kablam!    |         |
Sep 02 07:05:32.167 INFO kablam!    |         help: remove this `mut`
Sep 02 07:05:32.168 INFO kablam!    |
Sep 02 07:05:32.168 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 02 07:05:32.168 INFO kablam! 
Sep 02 07:05:32.192 INFO kablam! warning: variable does not need to be mutable
Sep 02 07:05:32.192 INFO kablam!   --> examples/sub.rs:14:9
Sep 02 07:05:32.192 INFO kablam!    |
Sep 02 07:05:32.192 INFO kablam! 14 |     let mut args: Vec<_> = env::args().collect();
Sep 02 07:05:32.192 INFO kablam!    |         ----^^^^
Sep 02 07:05:32.192 INFO kablam!    |         |
Sep 02 07:05:32.192 INFO kablam!    |         help: remove this `mut`
Sep 02 07:05:32.192 INFO kablam!    |
Sep 02 07:05:32.193 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 02 07:05:32.193 INFO kablam! 
Sep 02 07:05:32.223 INFO kablam! warning: variable does not need to be mutable
Sep 02 07:05:32.223 INFO kablam!   --> examples/ping.rs:14:9
Sep 02 07:05:32.223 INFO kablam!    |
Sep 02 07:05:32.223 INFO kablam! 14 |     let mut args: Vec<_> = env::args().collect();
Sep 02 07:05:32.223 INFO kablam!    |         ----^^^^
Sep 02 07:05:32.223 INFO kablam!    |         |
Sep 02 07:05:32.223 INFO kablam!    |         help: remove this `mut`
Sep 02 07:05:32.223 INFO kablam!    |
Sep 02 07:05:32.223 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 02 07:05:32.223 INFO kablam! 
Sep 02 07:05:32.239 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.64s
Sep 02 07:05:32.248 INFO kablam! su: No module specific data is present
Sep 02 07:05:32.666 INFO running `"docker" "rm" "-f" "68c2ee951b6352581633e3797620912a5d0ad6f63ae7aaf50f766190455c0362"`
Sep 02 07:05:32.762 INFO blam! 68c2ee951b6352581633e3797620912a5d0ad6f63ae7aaf50f766190455c0362