Dec 17 15:02:05.277 INFO checking someguynamedmatt/snif against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 15:02:05.277 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/someguynamedmatt/snif:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 15:02:05.735 INFO [stdout] 92ac4840e0b8eb603d70bcfcbdbe99b2ca3d78d9b1fde2ad0c0e8161d5de9a90
Dec 17 15:02:05.737 INFO running `"docker" "start" "-a" "92ac4840e0b8eb603d70bcfcbdbe99b2ca3d78d9b1fde2ad0c0e8161d5de9a90"`
Dec 17 15:02:08.816 INFO [stderr]    Compiling rustc-serialize v0.3.24
Dec 17 15:02:08.822 INFO [stderr]    Compiling term v0.4.6
Dec 17 15:02:08.852 INFO [stderr]    Compiling libc v0.2.33
Dec 17 15:02:08.854 INFO [stderr]    Compiling void v1.0.2
Dec 17 15:02:08.855 INFO [stderr]    Compiling unicode-xid v0.0.3
Dec 17 15:02:08.859 INFO [stderr]    Compiling lazy_static v0.2.10
Dec 17 15:02:08.860 INFO [stderr]    Compiling bitflags v0.5.0
Dec 17 15:02:08.862 INFO [stderr]     Checking pnet_base v0.20.0
Dec 17 15:02:09.797 INFO [stderr]    Compiling pnet v0.20.0
Dec 17 15:02:10.068 INFO [stderr]     Checking ipnetwork v0.12.7
Dec 17 15:02:10.350 INFO [stderr]     Checking pnet_sys v0.20.0
Dec 17 15:02:10.854 INFO [stderr]    Compiling unreachable v1.0.0
Dec 17 15:02:11.705 INFO [stderr]     Checking nix v0.8.1
Dec 17 15:02:11.853 INFO [stderr]     Checking pnet_macros_support v0.20.0
Dec 17 15:02:11.896 INFO [stderr]     Checking clap v2.29.0
Dec 17 15:02:11.976 INFO [stderr]    Compiling thread_local v0.3.4
Dec 17 15:02:13.134 INFO [stderr]     Checking pnet_datalink v0.20.0
Dec 17 15:02:16.049 INFO [stderr]    Compiling memchr v1.0.2
Dec 17 15:02:18.984 INFO [stderr]    Compiling aho-corasick v0.6.3
Dec 17 15:02:21.959 INFO [stderr]    Compiling regex v0.2.2
Dec 17 15:02:35.956 INFO [stderr]    Compiling syntex_pos v0.42.0
Dec 17 15:02:36.920 INFO [stderr]    Compiling handlebars v0.25.3
Dec 17 15:02:38.180 INFO [stderr]    Compiling syntex_errors v0.42.0
Dec 17 15:02:41.720 INFO [stderr]    Compiling syntex_syntax v0.42.0
Dec 17 15:02:48.336 INFO [stderr]    Compiling interfaces v0.0.3
Dec 17 15:03:29.640 INFO [stderr]    Compiling syntex v0.42.2
Dec 17 15:03:30.812 INFO [stderr]    Compiling pnet_macros v0.20.0
Dec 17 15:03:33.557 INFO [stderr]    Compiling pnet_packet v0.20.0
Dec 17 15:03:45.988 INFO [stderr]     Checking pnet_transport v0.20.0
Dec 17 15:03:46.534 INFO [stderr]     Checking sniff v0.1.0 (/opt/crater/workdir)
Dec 17 15:03:46.900 INFO [stderr] warning: unused import: `Result`
Dec 17 15:03:46.900 INFO [stderr]  --> src/lib.rs:5:35
Dec 17 15:03:46.900 INFO [stderr]   |
Dec 17 15:03:46.900 INFO [stderr] 5 | use self::interfaces::{Interface, Result};
Dec 17 15:03:46.900 INFO [stderr]   |                                   ^^^^^^
Dec 17 15:03:46.900 INFO [stderr]   |
Dec 17 15:03:46.900 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 15:03:46.900 INFO [stderr] 
Dec 17 15:03:46.904 INFO [stderr] warning: unused import: `Result`
Dec 17 15:03:46.904 INFO [stderr]  --> src/lib.rs:5:35
Dec 17 15:03:46.904 INFO [stderr]   |
Dec 17 15:03:46.904 INFO [stderr] 5 | use self::interfaces::{Interface, Result};
Dec 17 15:03:46.904 INFO [stderr]   |                                   ^^^^^^
Dec 17 15:03:46.904 INFO [stderr]   |
Dec 17 15:03:46.904 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 15:03:46.904 INFO [stderr] 
Dec 17 15:03:46.996 INFO [stderr] warning: unused variable: `e`
Dec 17 15:03:46.996 INFO [stderr]   --> src/lib.rs:94:13
Dec 17 15:03:46.996 INFO [stderr]    |
Dec 17 15:03:46.996 INFO [stderr] 94 |         Err(e) => {
Dec 17 15:03:46.996 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 17 15:03:46.996 INFO [stderr]    |
Dec 17 15:03:46.996 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 15:03:46.996 INFO [stderr] 
Dec 17 15:03:47.008 INFO [stderr] warning: unused variable: `e`
Dec 17 15:03:47.008 INFO [stderr]   --> src/lib.rs:94:13
Dec 17 15:03:47.008 INFO [stderr]    |
Dec 17 15:03:47.008 INFO [stderr] 94 |         Err(e) => {
Dec 17 15:03:47.008 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 17 15:03:47.008 INFO [stderr]    |
Dec 17 15:03:47.008 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 15:03:47.008 INFO [stderr] 
Dec 17 15:03:47.038 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.038 INFO [stderr]    --> src/lib.rs:103:17
Dec 17 15:03:47.038 INFO [stderr]     |
Dec 17 15:03:47.038 INFO [stderr] 103 |                 io::stdout().write("[OK]: Device is now on\n".as_bytes());
Dec 17 15:03:47.038 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.038 INFO [stderr]     |
Dec 17 15:03:47.048 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 15:03:47.048 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.048 INFO [stderr]    --> src/lib.rs:103:17
Dec 17 15:03:47.048 INFO [stderr]     |
Dec 17 15:03:47.048 INFO [stderr] 103 |                 io::stdout().write("[OK]: Device is now on\n".as_bytes());
Dec 17 15:03:47.049 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.049 INFO [stderr]     |
Dec 17 15:03:47.049 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 15:03:47.049 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.049 INFO [stderr] 
Dec 17 15:03:47.049 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.049 INFO [stderr]    --> src/lib.rs:106:17
Dec 17 15:03:47.049 INFO [stderr]     |
Dec 17 15:03:47.049 INFO [stderr] 106 |                 io::stdout().write("[OK]: Device is now off\n".as_bytes());
Dec 17 15:03:47.049 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.049 INFO [stderr]     |
Dec 17 15:03:47.049 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.049 INFO [stderr] 
Dec 17 15:03:47.050 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.050 INFO [stderr] 
Dec 17 15:03:47.050 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.050 INFO [stderr]    --> src/lib.rs:106:17
Dec 17 15:03:47.050 INFO [stderr]     |
Dec 17 15:03:47.050 INFO [stderr] 106 |                 io::stdout().write("[OK]: Device is now off\n".as_bytes());
Dec 17 15:03:47.050 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.050 INFO [stderr]     |
Dec 17 15:03:47.050 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.050 INFO [stderr] 
Dec 17 15:03:47.379 INFO [stderr] warning: unused import: `SubCommand`
Dec 17 15:03:47.379 INFO [stderr]   --> src/main.rs:13:22
Dec 17 15:03:47.379 INFO [stderr]    |
Dec 17 15:03:47.379 INFO [stderr] 13 | use clap::{Arg, App, SubCommand};
Dec 17 15:03:47.379 INFO [stderr]    |                      ^^^^^^^^^^
Dec 17 15:03:47.379 INFO [stderr]    |
Dec 17 15:03:47.380 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 15:03:47.380 INFO [stderr] 
Dec 17 15:03:47.380 INFO [stderr] warning: unused import: `pnet_datalink::Channel::Ethernet`
Dec 17 15:03:47.381 INFO [stderr]   --> src/main.rs:15:5
Dec 17 15:03:47.381 INFO [stderr]    |
Dec 17 15:03:47.381 INFO [stderr] 15 | use pnet_datalink::Channel::Ethernet;
Dec 17 15:03:47.381 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.382 INFO [stderr] 
Dec 17 15:03:47.382 INFO [stderr] warning: unused import: `pnet::packet::ethernet::EthernetPacket`
Dec 17 15:03:47.382 INFO [stderr]   --> src/main.rs:16:5
Dec 17 15:03:47.383 INFO [stderr]    |
Dec 17 15:03:47.383 INFO [stderr] 16 | use pnet::packet::ethernet::EthernetPacket;
Dec 17 15:03:47.383 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.383 INFO [stderr] 
Dec 17 15:03:47.384 INFO [stderr] warning: unused import: `Result`
Dec 17 15:03:47.384 INFO [stderr]  --> src/lib.rs:5:35
Dec 17 15:03:47.384 INFO [stderr]   |
Dec 17 15:03:47.385 INFO [stderr] 5 | use self::interfaces::{Interface, Result};
Dec 17 15:03:47.385 INFO [stderr]   |                                   ^^^^^^
Dec 17 15:03:47.385 INFO [stderr] 
Dec 17 15:03:47.503 INFO [stderr] warning: unused variable: `e`
Dec 17 15:03:47.503 INFO [stderr]   --> src/lib.rs:94:13
Dec 17 15:03:47.504 INFO [stderr]    |
Dec 17 15:03:47.504 INFO [stderr] 94 |         Err(e) => {
Dec 17 15:03:47.504 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 17 15:03:47.504 INFO [stderr]    |
Dec 17 15:03:47.505 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 15:03:47.505 INFO [stderr] 
Dec 17 15:03:47.540 INFO [stderr] warning: unused import: `std::env`
Dec 17 15:03:47.541 INFO [stderr]   --> src/main.rs:10:5
Dec 17 15:03:47.541 INFO [stderr]    |
Dec 17 15:03:47.541 INFO [stderr] 10 | use std::env;
Dec 17 15:03:47.541 INFO [stderr]    |     ^^^^^^^^
Dec 17 15:03:47.542 INFO [stderr]    |
Dec 17 15:03:47.542 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 15:03:47.542 INFO [stderr] 
Dec 17 15:03:47.542 INFO [stderr] warning: unused import: `std::io`
Dec 17 15:03:47.543 INFO [stderr]   --> src/main.rs:11:5
Dec 17 15:03:47.543 INFO [stderr]    |
Dec 17 15:03:47.543 INFO [stderr] 11 | use std::io;
Dec 17 15:03:47.544 INFO [stderr]    |     ^^^^^^^
Dec 17 15:03:47.544 INFO [stderr] 
Dec 17 15:03:47.544 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 17 15:03:47.544 INFO [stderr]   --> src/main.rs:12:5
Dec 17 15:03:47.545 INFO [stderr]    |
Dec 17 15:03:47.545 INFO [stderr] 12 | use std::io::prelude::*;
Dec 17 15:03:47.545 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.545 INFO [stderr] 
Dec 17 15:03:47.545 INFO [stderr] warning: unused imports: `App`, `Arg`, `SubCommand`
Dec 17 15:03:47.546 INFO [stderr]   --> src/main.rs:13:12
Dec 17 15:03:47.546 INFO [stderr]    |
Dec 17 15:03:47.546 INFO [stderr] 13 | use clap::{Arg, App, SubCommand};
Dec 17 15:03:47.547 INFO [stderr]    |            ^^^  ^^^  ^^^^^^^^^^
Dec 17 15:03:47.547 INFO [stderr] 
Dec 17 15:03:47.547 INFO [stderr] warning: unused import: `ipnetwork::IpNetwork`
Dec 17 15:03:47.547 INFO [stderr]   --> src/main.rs:14:5
Dec 17 15:03:47.548 INFO [stderr]    |
Dec 17 15:03:47.548 INFO [stderr] 14 | use ipnetwork::IpNetwork;
Dec 17 15:03:47.548 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.549 INFO [stderr] 
Dec 17 15:03:47.549 INFO [stderr] warning: unused import: `pnet_datalink::Channel::Ethernet`
Dec 17 15:03:47.549 INFO [stderr]   --> src/main.rs:15:5
Dec 17 15:03:47.549 INFO [stderr]    |
Dec 17 15:03:47.550 INFO [stderr] 15 | use pnet_datalink::Channel::Ethernet;
Dec 17 15:03:47.550 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.550 INFO [stderr] 
Dec 17 15:03:47.551 INFO [stderr] warning: unused import: `pnet::packet::ethernet::EthernetPacket`
Dec 17 15:03:47.551 INFO [stderr]   --> src/main.rs:16:5
Dec 17 15:03:47.551 INFO [stderr]    |
Dec 17 15:03:47.551 INFO [stderr] 16 | use pnet::packet::ethernet::EthernetPacket;
Dec 17 15:03:47.552 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.552 INFO [stderr] 
Dec 17 15:03:47.552 INFO [stderr] warning: unused import: `Result`
Dec 17 15:03:47.552 INFO [stderr]  --> src/lib.rs:5:35
Dec 17 15:03:47.553 INFO [stderr]   |
Dec 17 15:03:47.553 INFO [stderr] 5 | use self::interfaces::{Interface, Result};
Dec 17 15:03:47.553 INFO [stderr]   |                                   ^^^^^^
Dec 17 15:03:47.553 INFO [stderr] 
Dec 17 15:03:47.554 INFO [stderr] warning: unused import: `lib::*`
Dec 17 15:03:47.554 INFO [stderr]   --> src/main.rs:19:5
Dec 17 15:03:47.554 INFO [stderr]    |
Dec 17 15:03:47.555 INFO [stderr] 19 | use lib::*;
Dec 17 15:03:47.555 INFO [stderr]    |     ^^^^^^
Dec 17 15:03:47.555 INFO [stderr] 
Dec 17 15:03:47.573 INFO [stderr] warning: function is never used: `handle_packet`
Dec 17 15:03:47.573 INFO [stderr]   --> src/lib.rs:17:1
Dec 17 15:03:47.574 INFO [stderr]    |
Dec 17 15:03:47.574 INFO [stderr] 17 | pub fn handle_packet(interface_name: &str, ethernet: &EthernetPacket) {
Dec 17 15:03:47.574 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.575 INFO [stderr]    |
Dec 17 15:03:47.575 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 15:03:47.575 INFO [stderr] 
Dec 17 15:03:47.575 INFO [stderr] warning: function is never used: `handle_arp_packet`
Dec 17 15:03:47.575 INFO [stderr]   --> src/lib.rs:25:1
Dec 17 15:03:47.575 INFO [stderr]    |
Dec 17 15:03:47.575 INFO [stderr] 25 | fn handle_arp_packet(interface_name: &str, ethernet: &EthernetPacket) {
Dec 17 15:03:47.575 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.575 INFO [stderr] 
Dec 17 15:03:47.575 INFO [stderr] warning: function is never used: `handle_ipv4_packet`
Dec 17 15:03:47.575 INFO [stderr]   --> src/lib.rs:40:1
Dec 17 15:03:47.575 INFO [stderr]    |
Dec 17 15:03:47.575 INFO [stderr] 40 | fn handle_ipv4_packet(interface_name: &str, ethernet: &EthernetPacket) {
Dec 17 15:03:47.575 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.575 INFO [stderr] 
Dec 17 15:03:47.575 INFO [stderr] warning: function is never used: `handle_tcp_packet`
Dec 17 15:03:47.576 INFO [stderr]   --> src/lib.rs:53:1
Dec 17 15:03:47.576 INFO [stderr]    |
Dec 17 15:03:47.576 INFO [stderr] 53 | fn handle_tcp_packet(interface_name: &str, source: IpAddr, destination: IpAddr, packet: &[u8]) {
Dec 17 15:03:47.576 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.576 INFO [stderr] 
Dec 17 15:03:47.576 INFO [stderr] warning: function is never used: `handle_transport_protocol`
Dec 17 15:03:47.576 INFO [stderr]   --> src/lib.rs:67:1
Dec 17 15:03:47.576 INFO [stderr]    |
Dec 17 15:03:47.576 INFO [stderr] 67 | / fn handle_transport_protocol(interface_name: &str, source: IpAddr, destination: IpAddr,
Dec 17 15:03:47.576 INFO [stderr] 68 | |                              protocol: IpNextHeaderProtocol, packet: &[u8]) {
Dec 17 15:03:47.576 INFO [stderr] 69 | |     match protocol {
Dec 17 15:03:47.576 INFO [stderr] 70 | |         IpNextHeaderProtocols::Tcp => {
Dec 17 15:03:47.576 INFO [stderr] ...  |
Dec 17 15:03:47.576 INFO [stderr] 77 | |     }
Dec 17 15:03:47.576 INFO [stderr] 78 | | }
Dec 17 15:03:47.576 INFO [stderr]    | |_^
Dec 17 15:03:47.576 INFO [stderr] 
Dec 17 15:03:47.576 INFO [stderr] warning: function is never used: `test_fn`
Dec 17 15:03:47.576 INFO [stderr]    --> src/lib.rs:115:1
Dec 17 15:03:47.576 INFO [stderr]     |
Dec 17 15:03:47.576 INFO [stderr] 115 | pub fn test_fn() {
Dec 17 15:03:47.576 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 17 15:03:47.576 INFO [stderr] 
Dec 17 15:03:47.577 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.577 INFO [stderr]    --> src/lib.rs:103:17
Dec 17 15:03:47.577 INFO [stderr]     |
Dec 17 15:03:47.577 INFO [stderr] 103 |                 io::stdout().write("[OK]: Device is now on\n".as_bytes());
Dec 17 15:03:47.577 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.577 INFO [stderr]     |
Dec 17 15:03:47.577 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 15:03:47.577 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.577 INFO [stderr] 
Dec 17 15:03:47.577 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.577 INFO [stderr]    --> src/lib.rs:106:17
Dec 17 15:03:47.577 INFO [stderr]     |
Dec 17 15:03:47.577 INFO [stderr] 106 |                 io::stdout().write("[OK]: Device is now off\n".as_bytes());
Dec 17 15:03:47.577 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.577 INFO [stderr]     |
Dec 17 15:03:47.577 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.577 INFO [stderr] 
Dec 17 15:03:47.578 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.578 INFO [stderr]   --> src/main.rs:40:9
Dec 17 15:03:47.578 INFO [stderr]    |
Dec 17 15:03:47.578 INFO [stderr] 40 |         io::stdout().write("\n======== Devices ========\n".as_bytes());
Dec 17 15:03:47.578 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.578 INFO [stderr]    |
Dec 17 15:03:47.578 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.578 INFO [stderr] 
Dec 17 15:03:47.578 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.578 INFO [stderr]   --> src/main.rs:44:9
Dec 17 15:03:47.578 INFO [stderr]    |
Dec 17 15:03:47.578 INFO [stderr] 44 |         io::stdout().write("=========================\n".as_bytes());
Dec 17 15:03:47.578 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.578 INFO [stderr]    |
Dec 17 15:03:47.578 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.578 INFO [stderr] 
Dec 17 15:03:47.578 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.578 INFO [stderr]   --> src/main.rs:45:9
Dec 17 15:03:47.578 INFO [stderr]    |
Dec 17 15:03:47.578 INFO [stderr] 45 |         io::stdout().write("For more detailed output try: `sniff -d <device name>`\n\n".as_bytes());
Dec 17 15:03:47.578 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.578 INFO [stderr]    |
Dec 17 15:03:47.578 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.578 INFO [stderr] 
Dec 17 15:03:47.579 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.579 INFO [stderr]   --> src/main.rs:53:9
Dec 17 15:03:47.579 INFO [stderr]    |
Dec 17 15:03:47.579 INFO [stderr] 53 |         io::stdout().write("\n=========================\n".as_bytes());
Dec 17 15:03:47.579 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.579 INFO [stderr]    |
Dec 17 15:03:47.579 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.579 INFO [stderr] 
Dec 17 15:03:47.579 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.579 INFO [stderr]   --> src/main.rs:54:9
Dec 17 15:03:47.579 INFO [stderr]    |
Dec 17 15:03:47.579 INFO [stderr] 54 |         io::stdout().write("IP:\n".as_bytes());
Dec 17 15:03:47.579 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.579 INFO [stderr]    |
Dec 17 15:03:47.579 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.579 INFO [stderr] 
Dec 17 15:03:47.579 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.579 INFO [stderr]   --> src/main.rs:62:9
Dec 17 15:03:47.579 INFO [stderr]    |
Dec 17 15:03:47.579 INFO [stderr] 62 |         io::stdout().write("-------------------------\n".as_bytes());
Dec 17 15:03:47.579 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.579 INFO [stderr]    |
Dec 17 15:03:47.579 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.579 INFO [stderr] 
Dec 17 15:03:47.580 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.580 INFO [stderr]   --> src/main.rs:63:9
Dec 17 15:03:47.580 INFO [stderr]    |
Dec 17 15:03:47.580 INFO [stderr] 63 |         io::stdout().write("Mac Addr:\n".as_bytes());
Dec 17 15:03:47.580 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.580 INFO [stderr]    |
Dec 17 15:03:47.580 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.580 INFO [stderr] 
Dec 17 15:03:47.580 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.580 INFO [stderr]   --> src/main.rs:65:9
Dec 17 15:03:47.580 INFO [stderr]    |
Dec 17 15:03:47.580 INFO [stderr] 65 |         io::stdout().write(mac_address.to_string().as_bytes());
Dec 17 15:03:47.580 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.580 INFO [stderr]    |
Dec 17 15:03:47.580 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.580 INFO [stderr] 
Dec 17 15:03:47.580 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.580 INFO [stderr]   --> src/main.rs:66:9
Dec 17 15:03:47.580 INFO [stderr]    |
Dec 17 15:03:47.580 INFO [stderr] 66 |         io::stdout().write("\n".as_bytes());
Dec 17 15:03:47.580 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.580 INFO [stderr]    |
Dec 17 15:03:47.580 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.580 INFO [stderr] 
Dec 17 15:03:47.581 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.581 INFO [stderr]   --> src/main.rs:67:9
Dec 17 15:03:47.581 INFO [stderr]    |
Dec 17 15:03:47.581 INFO [stderr] 67 |         io::stdout().write("=========================\n\n".as_bytes());
Dec 17 15:03:47.581 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.581 INFO [stderr]    |
Dec 17 15:03:47.581 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.581 INFO [stderr] 
Dec 17 15:03:47.700 INFO [stderr] warning: unused variable: `e`
Dec 17 15:03:47.700 INFO [stderr]   --> src/lib.rs:94:13
Dec 17 15:03:47.700 INFO [stderr]    |
Dec 17 15:03:47.700 INFO [stderr] 94 |         Err(e) => {
Dec 17 15:03:47.700 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 17 15:03:47.700 INFO [stderr]    |
Dec 17 15:03:47.708 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 15:03:47.708 INFO [stderr] 
Dec 17 15:03:47.726 INFO [stderr] warning: function is never used: `handle_packet`
Dec 17 15:03:47.726 INFO [stderr]   --> src/lib.rs:17:1
Dec 17 15:03:47.726 INFO [stderr]    |
Dec 17 15:03:47.726 INFO [stderr] 17 | pub fn handle_packet(interface_name: &str, ethernet: &EthernetPacket) {
Dec 17 15:03:47.726 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.726 INFO [stderr]    |
Dec 17 15:03:47.732 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 15:03:47.732 INFO [stderr] 
Dec 17 15:03:47.736 INFO [stderr] warning: function is never used: `handle_arp_packet`
Dec 17 15:03:47.736 INFO [stderr]   --> src/lib.rs:25:1
Dec 17 15:03:47.736 INFO [stderr]    |
Dec 17 15:03:47.736 INFO [stderr] 25 | fn handle_arp_packet(interface_name: &str, ethernet: &EthernetPacket) {
Dec 17 15:03:47.736 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.736 INFO [stderr] 
Dec 17 15:03:47.737 INFO [stderr] warning: function is never used: `handle_ipv4_packet`
Dec 17 15:03:47.737 INFO [stderr]   --> src/lib.rs:40:1
Dec 17 15:03:47.737 INFO [stderr]    |
Dec 17 15:03:47.737 INFO [stderr] 40 | fn handle_ipv4_packet(interface_name: &str, ethernet: &EthernetPacket) {
Dec 17 15:03:47.737 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.737 INFO [stderr] 
Dec 17 15:03:47.737 INFO [stderr] warning: function is never used: `handle_tcp_packet`
Dec 17 15:03:47.737 INFO [stderr]   --> src/lib.rs:53:1
Dec 17 15:03:47.737 INFO [stderr]    |
Dec 17 15:03:47.737 INFO [stderr] 53 | fn handle_tcp_packet(interface_name: &str, source: IpAddr, destination: IpAddr, packet: &[u8]) {
Dec 17 15:03:47.737 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.737 INFO [stderr] 
Dec 17 15:03:47.738 INFO [stderr] warning: function is never used: `handle_transport_protocol`
Dec 17 15:03:47.738 INFO [stderr]   --> src/lib.rs:67:1
Dec 17 15:03:47.738 INFO [stderr]    |
Dec 17 15:03:47.738 INFO [stderr] 67 | / fn handle_transport_protocol(interface_name: &str, source: IpAddr, destination: IpAddr,
Dec 17 15:03:47.738 INFO [stderr] 68 | |                              protocol: IpNextHeaderProtocol, packet: &[u8]) {
Dec 17 15:03:47.738 INFO [stderr] 69 | |     match protocol {
Dec 17 15:03:47.738 INFO [stderr] 70 | |         IpNextHeaderProtocols::Tcp => {
Dec 17 15:03:47.738 INFO [stderr] ...  |
Dec 17 15:03:47.738 INFO [stderr] 77 | |     }
Dec 17 15:03:47.738 INFO [stderr] 78 | | }
Dec 17 15:03:47.738 INFO [stderr]    | |_^
Dec 17 15:03:47.738 INFO [stderr] 
Dec 17 15:03:47.738 INFO [stderr] warning: function is never used: `change_interface_state`
Dec 17 15:03:47.738 INFO [stderr]   --> src/lib.rs:80:1
Dec 17 15:03:47.738 INFO [stderr]    |
Dec 17 15:03:47.739 INFO [stderr] 80 | pub fn change_interface_state(interface_name: &str, state_to: &str) {
Dec 17 15:03:47.739 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.739 INFO [stderr] 
Dec 17 15:03:47.739 INFO [stderr] warning: function is never used: `test_fn`
Dec 17 15:03:47.739 INFO [stderr]    --> src/lib.rs:115:1
Dec 17 15:03:47.740 INFO [stderr]     |
Dec 17 15:03:47.740 INFO [stderr] 115 | pub fn test_fn() {
Dec 17 15:03:47.740 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 17 15:03:47.740 INFO [stderr] 
Dec 17 15:03:47.740 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.740 INFO [stderr]    --> src/lib.rs:103:17
Dec 17 15:03:47.740 INFO [stderr]     |
Dec 17 15:03:47.740 INFO [stderr] 103 |                 io::stdout().write("[OK]: Device is now on\n".as_bytes());
Dec 17 15:03:47.740 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.740 INFO [stderr]     |
Dec 17 15:03:47.740 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 15:03:47.741 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.741 INFO [stderr] 
Dec 17 15:03:47.741 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:03:47.741 INFO [stderr]    --> src/lib.rs:106:17
Dec 17 15:03:47.741 INFO [stderr]     |
Dec 17 15:03:47.741 INFO [stderr] 106 |                 io::stdout().write("[OK]: Device is now off\n".as_bytes());
Dec 17 15:03:47.741 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:03:47.741 INFO [stderr]     |
Dec 17 15:03:47.742 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:03:47.742 INFO [stderr] 
Dec 17 15:03:47.783 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 39s
Dec 17 15:03:50.382 INFO running `"docker" "inspect" "92ac4840e0b8eb603d70bcfcbdbe99b2ca3d78d9b1fde2ad0c0e8161d5de9a90"`
Dec 17 15:03:50.740 INFO running `"docker" "rm" "-f" "92ac4840e0b8eb603d70bcfcbdbe99b2ca3d78d9b1fde2ad0c0e8161d5de9a90"`
Dec 17 15:03:51.090 INFO [stdout] 92ac4840e0b8eb603d70bcfcbdbe99b2ca3d78d9b1fde2ad0c0e8161d5de9a90