Nov 03 04:56:07.567 INFO checking nexrs-0.1.0 against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 03 04:56:07.569 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-3/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 03 04:56:08.034 INFO blam! 4cb726d069a74a0e28269c3fd6e0a6e75a48a23b9baf604a5fe1ab36d3b6c951
Nov 03 04:56:08.041 INFO running `"docker" "start" "-a" "4cb726d069a74a0e28269c3fd6e0a6e75a48a23b9baf604a5fe1ab36d3b6c951"`
Nov 03 04:56:08.768 INFO kablam! usermod: no changes
Nov 03 04:56:08.798 INFO kablam!     Checking nexrs v0.1.0 (/source)
Nov 03 04:56:09.294 INFO kablam! warning: unused import: `std::error::Error`
Nov 03 04:56:09.294 INFO kablam!  --> src/discovery.rs:2:5
Nov 03 04:56:09.294 INFO kablam!   |
Nov 03 04:56:09.294 INFO kablam! 2 | use std::error::Error;
Nov 03 04:56:09.294 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Nov 03 04:56:09.294 INFO kablam!   |
Nov 03 04:56:09.294 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 04:56:09.294 INFO kablam! 
Nov 03 04:56:09.294 INFO kablam! warning: unused import: `std::io::Result as IoResult`
Nov 03 04:56:09.294 INFO kablam!  --> src/discovery.rs:6:5
Nov 03 04:56:09.294 INFO kablam!   |
Nov 03 04:56:09.294 INFO kablam! 6 | use std::io::Result as IoResult;
Nov 03 04:56:09.294 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:56:09.294 INFO kablam! 
Nov 03 04:56:09.294 INFO kablam! warning: unused import: `discovery::*`
Nov 03 04:56:09.294 INFO kablam!  --> src/main.rs:4:5
Nov 03 04:56:09.294 INFO kablam!   |
Nov 03 04:56:09.294 INFO kablam! 4 | use discovery::*;
Nov 03 04:56:09.294 INFO kablam!   |     ^^^^^^^^^^^^
Nov 03 04:56:09.294 INFO kablam! 
Nov 03 04:56:09.294 INFO kablam! warning: unused import: `SocketAddr`
Nov 03 04:56:09.294 INFO kablam!  --> src/main.rs:5:16
Nov 03 04:56:09.294 INFO kablam!   |
Nov 03 04:56:09.294 INFO kablam! 5 | use std::net::{SocketAddr};
Nov 03 04:56:09.294 INFO kablam!   |                ^^^^^^^^^^
Nov 03 04:56:09.294 INFO kablam! 
Nov 03 04:56:09.369 INFO kablam! warning: unused variable: `buf`
Nov 03 04:56:09.369 INFO kablam!   --> src/discovery.rs:86:17
Nov 03 04:56:09.369 INFO kablam!    |
Nov 03 04:56:09.369 INFO kablam! 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 03 04:56:09.369 INFO kablam!    |                 ^^^ help: consider using `_buf` instead
Nov 03 04:56:09.369 INFO kablam!    |
Nov 03 04:56:09.369 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 03 04:56:09.369 INFO kablam! 
Nov 03 04:56:09.376 INFO kablam! warning: variable does not need to be mutable
Nov 03 04:56:09.376 INFO kablam!   --> src/discovery.rs:16:9
Nov 03 04:56:09.376 INFO kablam!    |
Nov 03 04:56:09.376 INFO kablam! 16 |     let mut cmd_if = Command::new("ifconfig")
Nov 03 04:56:09.376 INFO kablam!    |         ----^^^^^^
Nov 03 04:56:09.376 INFO kablam!    |         |
Nov 03 04:56:09.376 INFO kablam!    |         help: remove this `mut`
Nov 03 04:56:09.376 INFO kablam!    |
Nov 03 04:56:09.376 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 03 04:56:09.376 INFO kablam! 
Nov 03 04:56:09.376 INFO kablam! warning: variable does not need to be mutable
Nov 03 04:56:09.376 INFO kablam!   --> src/discovery.rs:36:9
Nov 03 04:56:09.376 INFO kablam!    |
Nov 03 04:56:09.376 INFO kablam! 36 |     let mut addr = addr_iter
Nov 03 04:56:09.376 INFO kablam!    |         ----^^^^
Nov 03 04:56:09.376 INFO kablam!    |         |
Nov 03 04:56:09.376 INFO kablam!    |         help: remove this `mut`
Nov 03 04:56:09.376 INFO kablam! 
Nov 03 04:56:09.376 INFO kablam! warning: variable does not need to be mutable
Nov 03 04:56:09.376 INFO kablam!   --> src/discovery.rs:86:13
Nov 03 04:56:09.376 INFO kablam!    |
Nov 03 04:56:09.376 INFO kablam! 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 03 04:56:09.376 INFO kablam!    |             ----^^^
Nov 03 04:56:09.376 INFO kablam!    |             |
Nov 03 04:56:09.376 INFO kablam!    |             help: remove this `mut`
Nov 03 04:56:09.376 INFO kablam! 
Nov 03 04:56:09.376 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 03 04:56:09.376 INFO kablam!   --> src/discovery.rs:87:9
Nov 03 04:56:09.376 INFO kablam!    |
Nov 03 04:56:09.376 INFO kablam! 87 |         stream.set_write_timeout(Some(Duration::new(3, 0)));
Nov 03 04:56:09.376 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:56:09.376 INFO kablam!    |
Nov 03 04:56:09.376 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 03 04:56:09.376 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 03 04:56:09.376 INFO kablam! 
Nov 03 04:56:09.376 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 03 04:56:09.377 INFO kablam!   --> src/discovery.rs:88:9
Nov 03 04:56:09.377 INFO kablam!    |
Nov 03 04:56:09.377 INFO kablam! 88 |         stream.set_read_timeout(Some(Duration::new(3, 0)));
Nov 03 04:56:09.377 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:56:09.377 INFO kablam!    |
Nov 03 04:56:09.377 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 03 04:56:09.377 INFO kablam! 
Nov 03 04:56:09.456 INFO kablam! warning: unused import: `std::error::Error`
Nov 03 04:56:09.456 INFO kablam!  --> src/discovery.rs:2:5
Nov 03 04:56:09.456 INFO kablam!   |
Nov 03 04:56:09.456 INFO kablam! 2 | use std::error::Error;
Nov 03 04:56:09.456 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Nov 03 04:56:09.456 INFO kablam!   |
Nov 03 04:56:09.456 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 04:56:09.456 INFO kablam! 
Nov 03 04:56:09.456 INFO kablam! warning: unused import: `std::io::Result as IoResult`
Nov 03 04:56:09.456 INFO kablam!  --> src/discovery.rs:6:5
Nov 03 04:56:09.456 INFO kablam!   |
Nov 03 04:56:09.456 INFO kablam! 6 | use std::io::Result as IoResult;
Nov 03 04:56:09.456 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:56:09.456 INFO kablam! 
Nov 03 04:56:09.456 INFO kablam! warning: unused import: `discovery::*`
Nov 03 04:56:09.456 INFO kablam!  --> src/main.rs:4:5
Nov 03 04:56:09.456 INFO kablam!   |
Nov 03 04:56:09.456 INFO kablam! 4 | use discovery::*;
Nov 03 04:56:09.456 INFO kablam!   |     ^^^^^^^^^^^^
Nov 03 04:56:09.456 INFO kablam! 
Nov 03 04:56:09.456 INFO kablam! warning: unused import: `SocketAddr`
Nov 03 04:56:09.456 INFO kablam!  --> src/main.rs:5:16
Nov 03 04:56:09.456 INFO kablam!   |
Nov 03 04:56:09.456 INFO kablam! 5 | use std::net::{SocketAddr};
Nov 03 04:56:09.456 INFO kablam!   |                ^^^^^^^^^^
Nov 03 04:56:09.456 INFO kablam! 
Nov 03 04:56:09.502 INFO kablam! warning: unused variable: `buf`
Nov 03 04:56:09.502 INFO kablam!   --> src/discovery.rs:86:17
Nov 03 04:56:09.502 INFO kablam!    |
Nov 03 04:56:09.502 INFO kablam! 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 03 04:56:09.502 INFO kablam!    |                 ^^^ help: consider using `_buf` instead
Nov 03 04:56:09.502 INFO kablam!    |
Nov 03 04:56:09.502 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 03 04:56:09.502 INFO kablam! 
Nov 03 04:56:09.510 INFO kablam! warning: variable does not need to be mutable
Nov 03 04:56:09.510 INFO kablam!   --> src/discovery.rs:16:9
Nov 03 04:56:09.510 INFO kablam!    |
Nov 03 04:56:09.510 INFO kablam! 16 |     let mut cmd_if = Command::new("ifconfig")
Nov 03 04:56:09.510 INFO kablam!    |         ----^^^^^^
Nov 03 04:56:09.510 INFO kablam!    |         |
Nov 03 04:56:09.511 INFO kablam!    |         help: remove this `mut`
Nov 03 04:56:09.511 INFO kablam!    |
Nov 03 04:56:09.511 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 03 04:56:09.511 INFO kablam! 
Nov 03 04:56:09.511 INFO kablam! warning: variable does not need to be mutable
Nov 03 04:56:09.511 INFO kablam!   --> src/discovery.rs:36:9
Nov 03 04:56:09.511 INFO kablam!    |
Nov 03 04:56:09.511 INFO kablam! 36 |     let mut addr = addr_iter
Nov 03 04:56:09.511 INFO kablam!    |         ----^^^^
Nov 03 04:56:09.511 INFO kablam!    |         |
Nov 03 04:56:09.511 INFO kablam!    |         help: remove this `mut`
Nov 03 04:56:09.511 INFO kablam! 
Nov 03 04:56:09.515 INFO kablam! warning: variable does not need to be mutable
Nov 03 04:56:09.515 INFO kablam!   --> src/discovery.rs:86:13
Nov 03 04:56:09.515 INFO kablam!    |
Nov 03 04:56:09.515 INFO kablam! 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 03 04:56:09.515 INFO kablam!    |             ----^^^
Nov 03 04:56:09.515 INFO kablam!    |             |
Nov 03 04:56:09.515 INFO kablam!    |             help: remove this `mut`
Nov 03 04:56:09.515 INFO kablam! 
Nov 03 04:56:09.516 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 03 04:56:09.516 INFO kablam!   --> src/discovery.rs:87:9
Nov 03 04:56:09.516 INFO kablam!    |
Nov 03 04:56:09.516 INFO kablam! 87 |         stream.set_write_timeout(Some(Duration::new(3, 0)));
Nov 03 04:56:09.516 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:56:09.516 INFO kablam!    |
Nov 03 04:56:09.516 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 03 04:56:09.516 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 03 04:56:09.516 INFO kablam! 
Nov 03 04:56:09.516 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 03 04:56:09.516 INFO kablam!   --> src/discovery.rs:88:9
Nov 03 04:56:09.516 INFO kablam!    |
Nov 03 04:56:09.516 INFO kablam! 88 |         stream.set_read_timeout(Some(Duration::new(3, 0)));
Nov 03 04:56:09.516 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:56:09.516 INFO kablam!    |
Nov 03 04:56:09.516 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 03 04:56:09.516 INFO kablam! 
Nov 03 04:56:09.526 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Nov 03 04:56:09.528 INFO kablam! su: No module specific data is present
Nov 03 04:56:09.864 INFO running `"docker" "rm" "-f" "4cb726d069a74a0e28269c3fd6e0a6e75a48a23b9baf604a5fe1ab36d3b6c951"`
Nov 03 04:56:10.002 INFO blam! 4cb726d069a74a0e28269c3fd6e0a6e75a48a23b9baf604a5fe1ab36d3b6c951