Oct 13 11:52:43.937 INFO checking mqttc-0.1.4 against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 11:52:43.938 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 13 11:52:44.264 INFO blam! 383843a8927ee99be7415428c559450c247849ad7a83242ee90173c06af53655
Oct 13 11:52:44.273 INFO running `"docker" "start" "-a" "383843a8927ee99be7415428c559450c247849ad7a83242ee90173c06af53655"`
Oct 13 11:52:45.087 INFO kablam! usermod: no changes
Oct 13 11:52:45.298 INFO kablam!    Compiling openssl v0.7.14
Oct 13 11:52:45.300 INFO kablam!    Compiling openssl-sys-extras v0.7.14
Oct 13 11:52:49.300 INFO kablam!     Checking netopt v0.1.3
Oct 13 11:52:50.461 INFO kablam!     Checking mqttc v0.1.4 (/source)
Oct 13 11:52:52.246 INFO kablam! warning: unused import: `std::io::Cursor`
Oct 13 11:52:52.247 INFO kablam!    --> src/client.rs:718:9
Oct 13 11:52:52.247 INFO kablam!     |
Oct 13 11:52:52.247 INFO kablam! 718 |     use std::io::Cursor;
Oct 13 11:52:52.247 INFO kablam!     |         ^^^^^^^^^^^^^^^
Oct 13 11:52:52.247 INFO kablam!     |
Oct 13 11:52:52.247 INFO kablam!     = note: #[warn(unused_imports)] on by default
Oct 13 11:52:52.247 INFO kablam! 
Oct 13 11:52:52.626 INFO kablam! warning: unused variable: `client`
Oct 13 11:52:52.626 INFO kablam!    --> src/client.rs:730:13
Oct 13 11:52:52.627 INFO kablam!     |
Oct 13 11:52:52.628 INFO kablam! 730 |         let client = options.connect("127.0.0.1:1883", netopt).unwrap();
Oct 13 11:52:52.628 INFO kablam!     |             ^^^^^^ help: consider using `_client` instead
Oct 13 11:52:52.629 INFO kablam!     |
Oct 13 11:52:52.630 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 13 11:52:52.630 INFO kablam! 
Oct 13 11:52:55.108 INFO kablam! warning: unused `#[macro_use]` import
Oct 13 11:52:55.109 INFO kablam!  --> examples/pub.rs:3:1
Oct 13 11:52:55.109 INFO kablam!   |
Oct 13 11:52:55.109 INFO kablam! 3 | #[macro_use] extern crate log;
Oct 13 11:52:55.109 INFO kablam!   | ^^^^^^^^^^^^
Oct 13 11:52:55.109 INFO kablam!   |
Oct 13 11:52:55.109 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 11:52:55.110 INFO kablam! 
Oct 13 11:52:55.110 INFO kablam! warning: unused import: `Client`
Oct 13 11:52:55.110 INFO kablam!   --> examples/pub.rs:10:21
Oct 13 11:52:55.110 INFO kablam!    |
Oct 13 11:52:55.110 INFO kablam! 10 | use mqttc::{PubSub, Client, ClientOptions, ReconnectMethod, PubOpt};
Oct 13 11:52:55.111 INFO kablam!    |                     ^^^^^^
Oct 13 11:52:55.111 INFO kablam! 
Oct 13 11:52:55.177 INFO kablam! warning: variable does not need to be mutable
Oct 13 11:52:55.177 INFO kablam!   --> examples/pub.rs:14:9
Oct 13 11:52:55.177 INFO kablam!    |
Oct 13 11:52:55.177 INFO kablam! 14 |     let mut args: Vec<_> = env::args().collect();
Oct 13 11:52:55.177 INFO kablam!    |         ----^^^^
Oct 13 11:52:55.177 INFO kablam!    |         |
Oct 13 11:52:55.178 INFO kablam!    |         help: remove this `mut`
Oct 13 11:52:55.178 INFO kablam!    |
Oct 13 11:52:55.178 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 11:52:55.178 INFO kablam! 
Oct 13 11:52:55.285 INFO kablam! warning: unused import: `Client`
Oct 13 11:52:55.285 INFO kablam!   --> examples/ping.rs:10:13
Oct 13 11:52:55.285 INFO kablam!    |
Oct 13 11:52:55.286 INFO kablam! 10 | use mqttc::{Client, ClientOptions, ReconnectMethod};
Oct 13 11:52:55.286 INFO kablam!    |             ^^^^^^
Oct 13 11:52:55.286 INFO kablam!    |
Oct 13 11:52:55.286 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 13 11:52:55.287 INFO kablam! 
Oct 13 11:52:55.370 INFO kablam! warning: variable does not need to be mutable
Oct 13 11:52:55.370 INFO kablam!   --> examples/ping.rs:14:9
Oct 13 11:52:55.370 INFO kablam!    |
Oct 13 11:52:55.370 INFO kablam! 14 |     let mut args: Vec<_> = env::args().collect();
Oct 13 11:52:55.370 INFO kablam!    |         ----^^^^
Oct 13 11:52:55.370 INFO kablam!    |         |
Oct 13 11:52:55.370 INFO kablam!    |         help: remove this `mut`
Oct 13 11:52:55.370 INFO kablam!    |
Oct 13 11:52:55.370 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 11:52:55.370 INFO kablam! 
Oct 13 11:52:55.388 INFO kablam! warning: unused `#[macro_use]` import
Oct 13 11:52:55.388 INFO kablam!  --> examples/sub.rs:3:1
Oct 13 11:52:55.388 INFO kablam!   |
Oct 13 11:52:55.388 INFO kablam! 3 | #[macro_use] extern crate log;
Oct 13 11:52:55.388 INFO kablam!   | ^^^^^^^^^^^^
Oct 13 11:52:55.388 INFO kablam!   |
Oct 13 11:52:55.388 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 11:52:55.388 INFO kablam! 
Oct 13 11:52:55.388 INFO kablam! warning: unused imports: `Client`, `PubOpt`
Oct 13 11:52:55.388 INFO kablam!   --> examples/sub.rs:10:21
Oct 13 11:52:55.388 INFO kablam!    |
Oct 13 11:52:55.388 INFO kablam! 10 | use mqttc::{PubSub, Client, ClientOptions, ReconnectMethod, PubOpt};
Oct 13 11:52:55.388 INFO kablam!    |                     ^^^^^^                                  ^^^^^^
Oct 13 11:52:55.388 INFO kablam! 
Oct 13 11:52:55.463 INFO kablam! warning: variable does not need to be mutable
Oct 13 11:52:55.463 INFO kablam!   --> examples/sub.rs:14:9
Oct 13 11:52:55.463 INFO kablam!    |
Oct 13 11:52:55.463 INFO kablam! 14 |     let mut args: Vec<_> = env::args().collect();
Oct 13 11:52:55.463 INFO kablam!    |         ----^^^^
Oct 13 11:52:55.463 INFO kablam!    |         |
Oct 13 11:52:55.463 INFO kablam!    |         help: remove this `mut`
Oct 13 11:52:55.463 INFO kablam!    |
Oct 13 11:52:55.463 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 11:52:55.463 INFO kablam! 
Oct 13 11:52:55.503 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.39s
Oct 13 11:52:55.510 INFO kablam! su: No module specific data is present
Oct 13 11:52:56.020 INFO running `"docker" "rm" "-f" "383843a8927ee99be7415428c559450c247849ad7a83242ee90173c06af53655"`
Oct 13 11:52:56.308 INFO blam! 383843a8927ee99be7415428c559450c247849ad7a83242ee90173c06af53655