Nov 10 02:51:40.144 INFO checking nexrs-0.1.0 against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 10 02:51:40.144 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-5/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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 10 02:51:40.544 INFO blam! 6a70c3bd940cc42f32123256d063a9125644e009ca2775a8f3621fdf0c05f699
Nov 10 02:51:40.547 INFO running `"docker" "start" "-a" "6a70c3bd940cc42f32123256d063a9125644e009ca2775a8f3621fdf0c05f699"`
Nov 10 02:51:41.084 INFO kablam! usermod: no changes
Nov 10 02:51:41.106 INFO kablam!     Checking nexrs v0.1.0 (/source)
Nov 10 02:51:41.615 INFO kablam! warning: unused import: `std::error::Error`
Nov 10 02:51:41.615 INFO kablam!  --> src/discovery.rs:2:5
Nov 10 02:51:41.615 INFO kablam!   |
Nov 10 02:51:41.615 INFO kablam! 2 | use std::error::Error;
Nov 10 02:51:41.615 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Nov 10 02:51:41.615 INFO kablam!   |
Nov 10 02:51:41.615 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 10 02:51:41.615 INFO kablam! 
Nov 10 02:51:41.615 INFO kablam! warning: unused import: `std::io::Result as IoResult`
Nov 10 02:51:41.615 INFO kablam!  --> src/discovery.rs:6:5
Nov 10 02:51:41.615 INFO kablam!   |
Nov 10 02:51:41.615 INFO kablam! 6 | use std::io::Result as IoResult;
Nov 10 02:51:41.615 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 02:51:41.615 INFO kablam! 
Nov 10 02:51:41.615 INFO kablam! warning: unused import: `discovery::*`
Nov 10 02:51:41.615 INFO kablam!  --> src/main.rs:4:5
Nov 10 02:51:41.615 INFO kablam!   |
Nov 10 02:51:41.615 INFO kablam! 4 | use discovery::*;
Nov 10 02:51:41.615 INFO kablam!   |     ^^^^^^^^^^^^
Nov 10 02:51:41.615 INFO kablam! 
Nov 10 02:51:41.615 INFO kablam! warning: unused import: `SocketAddr`
Nov 10 02:51:41.615 INFO kablam!  --> src/main.rs:5:16
Nov 10 02:51:41.615 INFO kablam!   |
Nov 10 02:51:41.615 INFO kablam! 5 | use std::net::{SocketAddr};
Nov 10 02:51:41.615 INFO kablam!   |                ^^^^^^^^^^
Nov 10 02:51:41.615 INFO kablam! 
Nov 10 02:51:41.655 INFO kablam! warning: unused import: `std::error::Error`
Nov 10 02:51:41.655 INFO kablam!  --> src/discovery.rs:2:5
Nov 10 02:51:41.655 INFO kablam!   |
Nov 10 02:51:41.655 INFO kablam! 2 | use std::error::Error;
Nov 10 02:51:41.655 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Nov 10 02:51:41.655 INFO kablam!   |
Nov 10 02:51:41.655 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 10 02:51:41.655 INFO kablam! 
Nov 10 02:51:41.655 INFO kablam! warning: unused import: `std::io::Result as IoResult`
Nov 10 02:51:41.655 INFO kablam!  --> src/discovery.rs:6:5
Nov 10 02:51:41.655 INFO kablam!   |
Nov 10 02:51:41.656 INFO kablam! 6 | use std::io::Result as IoResult;
Nov 10 02:51:41.656 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 02:51:41.656 INFO kablam! 
Nov 10 02:51:41.656 INFO kablam! warning: unused import: `discovery::*`
Nov 10 02:51:41.656 INFO kablam!  --> src/main.rs:4:5
Nov 10 02:51:41.656 INFO kablam!   |
Nov 10 02:51:41.656 INFO kablam! 4 | use discovery::*;
Nov 10 02:51:41.656 INFO kablam!   |     ^^^^^^^^^^^^
Nov 10 02:51:41.656 INFO kablam! 
Nov 10 02:51:41.658 INFO kablam! warning: unused import: `SocketAddr`
Nov 10 02:51:41.658 INFO kablam!  --> src/main.rs:5:16
Nov 10 02:51:41.658 INFO kablam!   |
Nov 10 02:51:41.658 INFO kablam! 5 | use std::net::{SocketAddr};
Nov 10 02:51:41.658 INFO kablam!   |                ^^^^^^^^^^
Nov 10 02:51:41.658 INFO kablam! 
Nov 10 02:51:41.670 INFO kablam! warning: unused variable: `buf`
Nov 10 02:51:41.670 INFO kablam!   --> src/discovery.rs:86:17
Nov 10 02:51:41.670 INFO kablam!    |
Nov 10 02:51:41.670 INFO kablam! 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 10 02:51:41.670 INFO kablam!    |                 ^^^ help: consider using `_buf` instead
Nov 10 02:51:41.670 INFO kablam!    |
Nov 10 02:51:41.670 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 10 02:51:41.670 INFO kablam! 
Nov 10 02:51:41.683 INFO kablam! warning: variable does not need to be mutable
Nov 10 02:51:41.683 INFO kablam!   --> src/discovery.rs:16:9
Nov 10 02:51:41.683 INFO kablam!    |
Nov 10 02:51:41.683 INFO kablam! 16 |     let mut cmd_if = Command::new("ifconfig")
Nov 10 02:51:41.683 INFO kablam!    |         ----^^^^^^
Nov 10 02:51:41.683 INFO kablam!    |         |
Nov 10 02:51:41.683 INFO kablam!    |         help: remove this `mut`
Nov 10 02:51:41.683 INFO kablam!    |
Nov 10 02:51:41.683 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 10 02:51:41.683 INFO kablam! 
Nov 10 02:51:41.683 INFO kablam! warning: variable does not need to be mutable
Nov 10 02:51:41.683 INFO kablam!   --> src/discovery.rs:36:9
Nov 10 02:51:41.683 INFO kablam!    |
Nov 10 02:51:41.683 INFO kablam! 36 |     let mut addr = addr_iter
Nov 10 02:51:41.683 INFO kablam!    |         ----^^^^
Nov 10 02:51:41.683 INFO kablam!    |         |
Nov 10 02:51:41.683 INFO kablam!    |         help: remove this `mut`
Nov 10 02:51:41.683 INFO kablam! 
Nov 10 02:51:41.695 INFO kablam! warning: variable does not need to be mutable
Nov 10 02:51:41.695 INFO kablam!   --> src/discovery.rs:86:13
Nov 10 02:51:41.695 INFO kablam!    |
Nov 10 02:51:41.696 INFO kablam! 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 10 02:51:41.696 INFO kablam!    |             ----^^^
Nov 10 02:51:41.699 INFO kablam!    |             |
Nov 10 02:51:41.699 INFO kablam!    |             help: remove this `mut`
Nov 10 02:51:41.699 INFO kablam! 
Nov 10 02:51:41.699 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 10 02:51:41.699 INFO kablam!   --> src/discovery.rs:87:9
Nov 10 02:51:41.699 INFO kablam!    |
Nov 10 02:51:41.699 INFO kablam! 87 |         stream.set_write_timeout(Some(Duration::new(3, 0)));
Nov 10 02:51:41.699 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 02:51:41.699 INFO kablam!    |
Nov 10 02:51:41.699 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 10 02:51:41.699 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 10 02:51:41.699 INFO kablam! 
Nov 10 02:51:41.699 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 10 02:51:41.699 INFO kablam!   --> src/discovery.rs:88:9
Nov 10 02:51:41.699 INFO kablam!    |
Nov 10 02:51:41.699 INFO kablam! 88 |         stream.set_read_timeout(Some(Duration::new(3, 0)));
Nov 10 02:51:41.699 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 02:51:41.699 INFO kablam!    |
Nov 10 02:51:41.699 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 10 02:51:41.699 INFO kablam! 
Nov 10 02:51:41.723 INFO kablam! warning: unused variable: `buf`
Nov 10 02:51:41.723 INFO kablam!   --> src/discovery.rs:86:17
Nov 10 02:51:41.723 INFO kablam!    |
Nov 10 02:51:41.723 INFO kablam! 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 10 02:51:41.723 INFO kablam!    |                 ^^^ help: consider using `_buf` instead
Nov 10 02:51:41.723 INFO kablam!    |
Nov 10 02:51:41.723 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 10 02:51:41.723 INFO kablam! 
Nov 10 02:51:41.729 INFO kablam! warning: variable does not need to be mutable
Nov 10 02:51:41.729 INFO kablam!   --> src/discovery.rs:16:9
Nov 10 02:51:41.729 INFO kablam!    |
Nov 10 02:51:41.729 INFO kablam! 16 |     let mut cmd_if = Command::new("ifconfig")
Nov 10 02:51:41.729 INFO kablam!    |         ----^^^^^^
Nov 10 02:51:41.729 INFO kablam!    |         |
Nov 10 02:51:41.729 INFO kablam!    |         help: remove this `mut`
Nov 10 02:51:41.729 INFO kablam!    |
Nov 10 02:51:41.729 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 10 02:51:41.729 INFO kablam! 
Nov 10 02:51:41.729 INFO kablam! warning: variable does not need to be mutable
Nov 10 02:51:41.729 INFO kablam!   --> src/discovery.rs:36:9
Nov 10 02:51:41.729 INFO kablam!    |
Nov 10 02:51:41.730 INFO kablam! 36 |     let mut addr = addr_iter
Nov 10 02:51:41.730 INFO kablam!    |         ----^^^^
Nov 10 02:51:41.730 INFO kablam!    |         |
Nov 10 02:51:41.730 INFO kablam!    |         help: remove this `mut`
Nov 10 02:51:41.730 INFO kablam! 
Nov 10 02:51:41.734 INFO kablam! warning: variable does not need to be mutable
Nov 10 02:51:41.734 INFO kablam!   --> src/discovery.rs:86:13
Nov 10 02:51:41.734 INFO kablam!    |
Nov 10 02:51:41.734 INFO kablam! 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 10 02:51:41.735 INFO kablam!    |             ----^^^
Nov 10 02:51:41.735 INFO kablam!    |             |
Nov 10 02:51:41.735 INFO kablam!    |             help: remove this `mut`
Nov 10 02:51:41.735 INFO kablam! 
Nov 10 02:51:41.735 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 10 02:51:41.735 INFO kablam!   --> src/discovery.rs:87:9
Nov 10 02:51:41.736 INFO kablam!    |
Nov 10 02:51:41.736 INFO kablam! 87 |         stream.set_write_timeout(Some(Duration::new(3, 0)));
Nov 10 02:51:41.736 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 02:51:41.736 INFO kablam!    |
Nov 10 02:51:41.736 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 10 02:51:41.736 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 10 02:51:41.736 INFO kablam! 
Nov 10 02:51:41.736 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 10 02:51:41.736 INFO kablam!   --> src/discovery.rs:88:9
Nov 10 02:51:41.736 INFO kablam!    |
Nov 10 02:51:41.736 INFO kablam! 88 |         stream.set_read_timeout(Some(Duration::new(3, 0)));
Nov 10 02:51:41.736 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 02:51:41.736 INFO kablam!    |
Nov 10 02:51:41.736 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 10 02:51:41.736 INFO kablam! 
Nov 10 02:51:41.750 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Nov 10 02:51:41.753 INFO kablam! su: No module specific data is present
Nov 10 02:51:42.052 INFO running `"docker" "rm" "-f" "6a70c3bd940cc42f32123256d063a9125644e009ca2775a8f3621fdf0c05f699"`
Nov 10 02:51:42.143 INFO blam! 6a70c3bd940cc42f32123256d063a9125644e009ca2775a8f3621fdf0c05f699