Sep 04 09:54:42.022 INFO checking nexrs-0.1.0 against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 04 09:54:42.022 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 04 09:54:42.022 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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 +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 09:54:42.213 INFO blam! 6ac59520cd5b6a91e46d552dc7d69db4c4ef740069649955058eb8cadc6b82e3
Sep 04 09:54:42.216 INFO running `"docker" "start" "-a" "6ac59520cd5b6a91e46d552dc7d69db4c4ef740069649955058eb8cadc6b82e3"`
Sep 04 09:54:42.819 INFO kablam!     Checking nexrs v0.1.0 (file:///source)
Sep 04 09:54:43.222 INFO kablam! warning: unused import: `std::error::Error`
Sep 04 09:54:43.222 INFO kablam!  --> src/discovery.rs:2:5
Sep 04 09:54:43.222 INFO kablam!   |
Sep 04 09:54:43.222 INFO kablam! 2 | use std::error::Error;
Sep 04 09:54:43.223 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Sep 04 09:54:43.223 INFO kablam!   |
Sep 04 09:54:43.223 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 04 09:54:43.223 INFO kablam! 
Sep 04 09:54:43.223 INFO kablam! warning: unused import: `std::io::Result as IoResult`
Sep 04 09:54:43.223 INFO kablam!  --> src/discovery.rs:6:5
Sep 04 09:54:43.223 INFO kablam!   |
Sep 04 09:54:43.223 INFO kablam! 6 | use std::io::Result as IoResult;
Sep 04 09:54:43.223 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 09:54:43.223 INFO kablam! 
Sep 04 09:54:43.223 INFO kablam! warning: unused import: `discovery::*`
Sep 04 09:54:43.223 INFO kablam!  --> src/main.rs:4:5
Sep 04 09:54:43.223 INFO kablam!   |
Sep 04 09:54:43.223 INFO kablam! 4 | use discovery::*;
Sep 04 09:54:43.223 INFO kablam!   |     ^^^^^^^^^^^^
Sep 04 09:54:43.223 INFO kablam! 
Sep 04 09:54:43.224 INFO kablam! warning: unused import: `SocketAddr`
Sep 04 09:54:43.224 INFO kablam!  --> src/main.rs:5:16
Sep 04 09:54:43.224 INFO kablam!   |
Sep 04 09:54:43.224 INFO kablam! 5 | use std::net::{SocketAddr};
Sep 04 09:54:43.224 INFO kablam!   |                ^^^^^^^^^^
Sep 04 09:54:43.224 INFO kablam! 
Sep 04 09:54:43.262 INFO kablam! warning: unused import: `std::error::Error`
Sep 04 09:54:43.262 INFO kablam!  --> src/discovery.rs:2:5
Sep 04 09:54:43.262 INFO kablam!   |
Sep 04 09:54:43.262 INFO kablam! 2 | use std::error::Error;
Sep 04 09:54:43.262 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Sep 04 09:54:43.262 INFO kablam!   |
Sep 04 09:54:43.262 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 04 09:54:43.262 INFO kablam! 
Sep 04 09:54:43.262 INFO kablam! warning: unused import: `std::io::Result as IoResult`
Sep 04 09:54:43.262 INFO kablam!  --> src/discovery.rs:6:5
Sep 04 09:54:43.262 INFO kablam!   |
Sep 04 09:54:43.262 INFO kablam! 6 | use std::io::Result as IoResult;
Sep 04 09:54:43.262 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 09:54:43.262 INFO kablam! 
Sep 04 09:54:43.263 INFO kablam! warning: unused import: `discovery::*`
Sep 04 09:54:43.263 INFO kablam!  --> src/main.rs:4:5
Sep 04 09:54:43.263 INFO kablam!   |
Sep 04 09:54:43.263 INFO kablam! 4 | use discovery::*;
Sep 04 09:54:43.263 INFO kablam!   |     ^^^^^^^^^^^^
Sep 04 09:54:43.263 INFO kablam! 
Sep 04 09:54:43.263 INFO kablam! warning: unused import: `SocketAddr`
Sep 04 09:54:43.263 INFO kablam!  --> src/main.rs:5:16
Sep 04 09:54:43.263 INFO kablam!   |
Sep 04 09:54:43.263 INFO kablam! 5 | use std::net::{SocketAddr};
Sep 04 09:54:43.263 INFO kablam!   |                ^^^^^^^^^^
Sep 04 09:54:43.263 INFO kablam! 
Sep 04 09:54:43.347 INFO kablam! warning: unused variable: `buf`
Sep 04 09:54:43.347 INFO kablam!   --> src/discovery.rs:86:17
Sep 04 09:54:43.347 INFO kablam!    |
Sep 04 09:54:43.347 INFO kablam! 86 |         let mut buf: [u8; 32] = [0; 32];
Sep 04 09:54:43.347 INFO kablam!    |                 ^^^ help: consider using `_buf` instead
Sep 04 09:54:43.347 INFO kablam!    |
Sep 04 09:54:43.347 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 04 09:54:43.347 INFO kablam! 
Sep 04 09:54:43.357 INFO kablam! warning: variable does not need to be mutable
Sep 04 09:54:43.357 INFO kablam!   --> src/discovery.rs:16:9
Sep 04 09:54:43.357 INFO kablam!    |
Sep 04 09:54:43.357 INFO kablam! 16 |     let mut cmd_if = Command::new("ifconfig")
Sep 04 09:54:43.357 INFO kablam!    |         ----^^^^^^
Sep 04 09:54:43.357 INFO kablam!    |         |
Sep 04 09:54:43.357 INFO kablam!    |         help: remove this `mut`
Sep 04 09:54:43.357 INFO kablam!    |
Sep 04 09:54:43.357 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 04 09:54:43.358 INFO kablam! 
Sep 04 09:54:43.358 INFO kablam! warning: variable does not need to be mutable
Sep 04 09:54:43.358 INFO kablam!   --> src/discovery.rs:36:9
Sep 04 09:54:43.358 INFO kablam!    |
Sep 04 09:54:43.358 INFO kablam! 36 |     let mut addr = addr_iter
Sep 04 09:54:43.358 INFO kablam!    |         ----^^^^
Sep 04 09:54:43.358 INFO kablam!    |         |
Sep 04 09:54:43.358 INFO kablam!    |         help: remove this `mut`
Sep 04 09:54:43.358 INFO kablam! 
Sep 04 09:54:43.365 INFO kablam! warning: variable does not need to be mutable
Sep 04 09:54:43.365 INFO kablam!   --> src/discovery.rs:86:13
Sep 04 09:54:43.365 INFO kablam!    |
Sep 04 09:54:43.365 INFO kablam! 86 |         let mut buf: [u8; 32] = [0; 32];
Sep 04 09:54:43.365 INFO kablam!    |             ----^^^
Sep 04 09:54:43.365 INFO kablam!    |             |
Sep 04 09:54:43.365 INFO kablam!    |             help: remove this `mut`
Sep 04 09:54:43.365 INFO kablam! 
Sep 04 09:54:43.366 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 04 09:54:43.366 INFO kablam!   --> src/discovery.rs:87:9
Sep 04 09:54:43.366 INFO kablam!    |
Sep 04 09:54:43.366 INFO kablam! 87 |         stream.set_write_timeout(Some(Duration::new(3, 0)));
Sep 04 09:54:43.366 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 09:54:43.366 INFO kablam!    |
Sep 04 09:54:43.366 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 04 09:54:43.366 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 04 09:54:43.367 INFO kablam! 
Sep 04 09:54:43.367 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 04 09:54:43.367 INFO kablam!   --> src/discovery.rs:88:9
Sep 04 09:54:43.367 INFO kablam!    |
Sep 04 09:54:43.367 INFO kablam! 88 |         stream.set_read_timeout(Some(Duration::new(3, 0)));
Sep 04 09:54:43.367 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 09:54:43.367 INFO kablam!    |
Sep 04 09:54:43.367 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 04 09:54:43.367 INFO kablam! 
Sep 04 09:54:43.405 INFO kablam! warning: unused variable: `buf`
Sep 04 09:54:43.405 INFO kablam!   --> src/discovery.rs:86:17
Sep 04 09:54:43.405 INFO kablam!    |
Sep 04 09:54:43.405 INFO kablam! 86 |         let mut buf: [u8; 32] = [0; 32];
Sep 04 09:54:43.405 INFO kablam!    |                 ^^^ help: consider using `_buf` instead
Sep 04 09:54:43.405 INFO kablam!    |
Sep 04 09:54:43.405 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 04 09:54:43.405 INFO kablam! 
Sep 04 09:54:43.420 INFO kablam! warning: variable does not need to be mutable
Sep 04 09:54:43.420 INFO kablam!   --> src/discovery.rs:16:9
Sep 04 09:54:43.420 INFO kablam!    |
Sep 04 09:54:43.420 INFO kablam! 16 |     let mut cmd_if = Command::new("ifconfig")
Sep 04 09:54:43.420 INFO kablam!    |         ----^^^^^^
Sep 04 09:54:43.420 INFO kablam!    |         |
Sep 04 09:54:43.421 INFO kablam!    |         help: remove this `mut`
Sep 04 09:54:43.421 INFO kablam!    |
Sep 04 09:54:43.421 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 04 09:54:43.421 INFO kablam! 
Sep 04 09:54:43.421 INFO kablam! warning: variable does not need to be mutable
Sep 04 09:54:43.421 INFO kablam!   --> src/discovery.rs:36:9
Sep 04 09:54:43.421 INFO kablam!    |
Sep 04 09:54:43.421 INFO kablam! 36 |     let mut addr = addr_iter
Sep 04 09:54:43.421 INFO kablam!    |         ----^^^^
Sep 04 09:54:43.421 INFO kablam!    |         |
Sep 04 09:54:43.421 INFO kablam!    |         help: remove this `mut`
Sep 04 09:54:43.421 INFO kablam! 
Sep 04 09:54:43.430 INFO kablam! warning: variable does not need to be mutable
Sep 04 09:54:43.430 INFO kablam!   --> src/discovery.rs:86:13
Sep 04 09:54:43.430 INFO kablam!    |
Sep 04 09:54:43.430 INFO kablam! 86 |         let mut buf: [u8; 32] = [0; 32];
Sep 04 09:54:43.430 INFO kablam!    |             ----^^^
Sep 04 09:54:43.430 INFO kablam!    |             |
Sep 04 09:54:43.430 INFO kablam!    |             help: remove this `mut`
Sep 04 09:54:43.431 INFO kablam! 
Sep 04 09:54:43.432 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 04 09:54:43.432 INFO kablam!   --> src/discovery.rs:87:9
Sep 04 09:54:43.432 INFO kablam!    |
Sep 04 09:54:43.432 INFO kablam! 87 |         stream.set_write_timeout(Some(Duration::new(3, 0)));
Sep 04 09:54:43.432 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 09:54:43.432 INFO kablam!    |
Sep 04 09:54:43.432 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 04 09:54:43.432 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 04 09:54:43.432 INFO kablam! 
Sep 04 09:54:43.432 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 04 09:54:43.432 INFO kablam!   --> src/discovery.rs:88:9
Sep 04 09:54:43.432 INFO kablam!    |
Sep 04 09:54:43.433 INFO kablam! 88 |         stream.set_read_timeout(Some(Duration::new(3, 0)));
Sep 04 09:54:43.433 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 09:54:43.433 INFO kablam!    |
Sep 04 09:54:43.433 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Sep 04 09:54:43.433 INFO kablam! 
Sep 04 09:54:43.449 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Sep 04 09:54:43.451 INFO kablam! su: No module specific data is present
Sep 04 09:54:43.862 INFO running `"docker" "rm" "-f" "6ac59520cd5b6a91e46d552dc7d69db4c4ef740069649955058eb8cadc6b82e3"`
Sep 04 09:54:43.974 INFO blam! 6ac59520cd5b6a91e46d552dc7d69db4c4ef740069649955058eb8cadc6b82e3