Nov 04 20:47:35.001 INFO checking mqttc-0.1.4 against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 20:47:35.002 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-1/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 04 20:47:35.174 INFO blam! 5a648e3886ced4955437cd24d18f9913d7f14c18aec5ce1e53e35e7357ee547e
Nov 04 20:47:35.175 INFO running `"docker" "start" "-a" "5a648e3886ced4955437cd24d18f9913d7f14c18aec5ce1e53e35e7357ee547e"`
Nov 04 20:47:35.631 INFO kablam! usermod: no changes
Nov 04 20:47:35.783 INFO kablam!    Compiling openssl-sys v0.7.17
Nov 04 20:47:35.783 INFO kablam!    Compiling openssl v0.7.14
Nov 04 20:47:37.769 INFO kablam!    Compiling openssl-sys-extras v0.7.14
Nov 04 20:47:41.315 INFO kablam!     Checking netopt v0.1.3
Nov 04 20:47:42.303 INFO kablam!     Checking mqttc v0.1.4 (/source)
Nov 04 20:47:43.611 INFO kablam! warning: unused import: `std::io::Cursor`
Nov 04 20:47:43.611 INFO kablam!    --> src/client.rs:718:9
Nov 04 20:47:43.611 INFO kablam!     |
Nov 04 20:47:43.611 INFO kablam! 718 |     use std::io::Cursor;
Nov 04 20:47:43.611 INFO kablam!     |         ^^^^^^^^^^^^^^^
Nov 04 20:47:43.611 INFO kablam!     |
Nov 04 20:47:43.611 INFO kablam!     = note: #[warn(unused_imports)] on by default
Nov 04 20:47:43.611 INFO kablam! 
Nov 04 20:47:44.058 INFO kablam! warning: unused variable: `client`
Nov 04 20:47:44.058 INFO kablam!    --> src/client.rs:730:13
Nov 04 20:47:44.058 INFO kablam!     |
Nov 04 20:47:44.058 INFO kablam! 730 |         let client = options.connect("127.0.0.1:1883", netopt).unwrap();
Nov 04 20:47:44.058 INFO kablam!     |             ^^^^^^ help: consider using `_client` instead
Nov 04 20:47:44.058 INFO kablam!     |
Nov 04 20:47:44.058 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 04 20:47:44.058 INFO kablam! 
Nov 04 20:47:45.963 INFO kablam! warning: unused `#[macro_use]` import
Nov 04 20:47:45.963 INFO kablam!  --> examples/pub.rs:3:1
Nov 04 20:47:45.963 INFO kablam!   |
Nov 04 20:47:45.963 INFO kablam! 3 | #[macro_use] extern crate log;
Nov 04 20:47:45.963 INFO kablam!   | ^^^^^^^^^^^^
Nov 04 20:47:45.963 INFO kablam!   |
Nov 04 20:47:45.963 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 04 20:47:45.963 INFO kablam! 
Nov 04 20:47:45.963 INFO kablam! warning: unused import: `Client`
Nov 04 20:47:45.963 INFO kablam!   --> examples/pub.rs:10:21
Nov 04 20:47:45.963 INFO kablam!    |
Nov 04 20:47:45.963 INFO kablam! 10 | use mqttc::{PubSub, Client, ClientOptions, ReconnectMethod, PubOpt};
Nov 04 20:47:45.963 INFO kablam!    |                     ^^^^^^
Nov 04 20:47:45.963 INFO kablam! 
Nov 04 20:47:46.071 INFO kablam! warning: variable does not need to be mutable
Nov 04 20:47:46.071 INFO kablam!   --> examples/pub.rs:14:9
Nov 04 20:47:46.071 INFO kablam!    |
Nov 04 20:47:46.071 INFO kablam! 14 |     let mut args: Vec<_> = env::args().collect();
Nov 04 20:47:46.071 INFO kablam!    |         ----^^^^
Nov 04 20:47:46.071 INFO kablam!    |         |
Nov 04 20:47:46.071 INFO kablam!    |         help: remove this `mut`
Nov 04 20:47:46.071 INFO kablam!    |
Nov 04 20:47:46.071 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 04 20:47:46.071 INFO kablam! 
Nov 04 20:47:46.403 INFO kablam! warning: unused import: `Client`
Nov 04 20:47:46.403 INFO kablam!   --> examples/ping.rs:10:13
Nov 04 20:47:46.403 INFO kablam!    |
Nov 04 20:47:46.403 INFO kablam! 10 | use mqttc::{Client, ClientOptions, ReconnectMethod};
Nov 04 20:47:46.403 INFO kablam!    |             ^^^^^^
Nov 04 20:47:46.403 INFO kablam!    |
Nov 04 20:47:46.403 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 04 20:47:46.403 INFO kablam! 
Nov 04 20:47:46.492 INFO kablam! warning: variable does not need to be mutable
Nov 04 20:47:46.492 INFO kablam!   --> examples/ping.rs:14:9
Nov 04 20:47:46.492 INFO kablam!    |
Nov 04 20:47:46.492 INFO kablam! 14 |     let mut args: Vec<_> = env::args().collect();
Nov 04 20:47:46.492 INFO kablam!    |         ----^^^^
Nov 04 20:47:46.492 INFO kablam!    |         |
Nov 04 20:47:46.493 INFO kablam!    |         help: remove this `mut`
Nov 04 20:47:46.493 INFO kablam!    |
Nov 04 20:47:46.493 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 04 20:47:46.493 INFO kablam! 
Nov 04 20:47:46.620 INFO kablam! warning: unused `#[macro_use]` import
Nov 04 20:47:46.620 INFO kablam!  --> examples/sub.rs:3:1
Nov 04 20:47:46.620 INFO kablam!   |
Nov 04 20:47:46.620 INFO kablam! 3 | #[macro_use] extern crate log;
Nov 04 20:47:46.620 INFO kablam!   | ^^^^^^^^^^^^
Nov 04 20:47:46.620 INFO kablam!   |
Nov 04 20:47:46.620 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 04 20:47:46.621 INFO kablam! 
Nov 04 20:47:46.621 INFO kablam! warning: unused imports: `Client`, `PubOpt`
Nov 04 20:47:46.621 INFO kablam!   --> examples/sub.rs:10:21
Nov 04 20:47:46.622 INFO kablam!    |
Nov 04 20:47:46.622 INFO kablam! 10 | use mqttc::{PubSub, Client, ClientOptions, ReconnectMethod, PubOpt};
Nov 04 20:47:46.622 INFO kablam!    |                     ^^^^^^                                  ^^^^^^
Nov 04 20:47:46.622 INFO kablam! 
Nov 04 20:47:46.678 INFO kablam! warning: variable does not need to be mutable
Nov 04 20:47:46.679 INFO kablam!   --> examples/sub.rs:14:9
Nov 04 20:47:46.679 INFO kablam!    |
Nov 04 20:47:46.679 INFO kablam! 14 |     let mut args: Vec<_> = env::args().collect();
Nov 04 20:47:46.679 INFO kablam!    |         ----^^^^
Nov 04 20:47:46.679 INFO kablam!    |         |
Nov 04 20:47:46.679 INFO kablam!    |         help: remove this `mut`
Nov 04 20:47:46.679 INFO kablam!    |
Nov 04 20:47:46.679 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 04 20:47:46.679 INFO kablam! 
Nov 04 20:47:46.711 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.05s
Nov 04 20:47:46.726 INFO kablam! su: No module specific data is present
Nov 04 20:47:47.312 INFO running `"docker" "rm" "-f" "5a648e3886ced4955437cd24d18f9913d7f14c18aec5ce1e53e35e7357ee547e"`
Nov 04 20:47:47.399 INFO blam! 5a648e3886ced4955437cd24d18f9913d7f14c18aec5ce1e53e35e7357ee547e