Dec 11 09:07:22.253 INFO checking sourcepirate/covert_tcp against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 09:07:22.253 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 11 09:07:22.762 INFO [stdout] c2ab67ac0912eb7da7edd0e215d1f7a6d29645b77682ed961d151e44058ff739
Dec 11 09:07:22.764 INFO running `"docker" "start" "-a" "c2ab67ac0912eb7da7edd0e215d1f7a6d29645b77682ed961d151e44058ff739"`
Dec 11 09:07:24.292 INFO [stderr] usermod: no changes
Dec 11 09:07:24.543 INFO [stderr]    Compiling ucd-util v0.1.2
Dec 11 09:07:24.560 INFO [stderr]     Checking pnet_sys v0.21.0
Dec 11 09:07:24.562 INFO [stderr]    Compiling syntex_errors v0.42.0
Dec 11 09:07:24.563 INFO [stderr]    Compiling aho-corasick v0.6.9
Dec 11 09:07:24.563 INFO [stderr]    Compiling thread_local v0.3.6
Dec 11 09:07:24.564 INFO [stderr]    Compiling syn v0.15.18
Dec 11 09:07:25.760 INFO [stderr]     Checking pnet_datalink v0.21.0
Dec 11 09:07:26.840 INFO [stderr]    Compiling regex-syntax v0.5.6
Dec 11 09:07:32.048 INFO [stderr]    Compiling syntex_syntax v0.42.0
Dec 11 09:07:37.080 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 11 09:07:40.048 INFO [stderr]    Compiling regex v0.2.11
Dec 11 09:08:01.652 INFO [stderr]     Checking docopt v1.0.2
Dec 11 09:08:29.779 INFO [stderr]    Compiling syntex v0.42.2
Dec 11 09:08:30.458 INFO [stderr]    Compiling pnet_macros v0.21.0
Dec 11 09:08:33.088 INFO [stderr]    Compiling pnet_packet v0.21.0
Dec 11 09:08:45.304 INFO [stderr]     Checking pnet_transport v0.21.0
Dec 11 09:08:45.673 INFO [stderr]     Checking pnet v0.21.0
Dec 11 09:08:45.897 INFO [stderr]     Checking covert_tcp v0.1.0 (/source)
Dec 11 09:08:46.834 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:08:46.834 INFO [stderr]   --> src/packet.rs:66:9
Dec 11 09:08:46.834 INFO [stderr]    |
Dec 11 09:08:46.834 INFO [stderr] 66 |         /// Building an IPV4 packet.
Dec 11 09:08:46.834 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:46.834 INFO [stderr]    |
Dec 11 09:08:46.834 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 11 09:08:46.834 INFO [stderr] 
Dec 11 09:08:46.834 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:08:46.834 INFO [stderr]   --> src/packet.rs:78:9
Dec 11 09:08:46.834 INFO [stderr]    |
Dec 11 09:08:46.834 INFO [stderr] 78 |         /// Building an TCP packet
Dec 11 09:08:46.834 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:46.834 INFO [stderr] 
Dec 11 09:08:46.834 INFO [stderr] warning: unused import: `EtherTypes`
Dec 11 09:08:46.834 INFO [stderr]  --> src/sniffer.rs:3:30
Dec 11 09:08:46.834 INFO [stderr]   |
Dec 11 09:08:46.834 INFO [stderr] 3 | use pnet::packet::ethernet::{EtherTypes, EthernetPacket, MutableEthernetPacket};
Dec 11 09:08:46.834 INFO [stderr]   |                              ^^^^^^^^^^
Dec 11 09:08:46.834 INFO [stderr]   |
Dec 11 09:08:46.834 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 09:08:46.834 INFO [stderr] 
Dec 11 09:08:46.834 INFO [stderr] warning: unused import: `pnet::packet::icmpv6::Icmpv6Packet`
Dec 11 09:08:46.834 INFO [stderr]  --> src/sniffer.rs:4:5
Dec 11 09:08:46.834 INFO [stderr]   |
Dec 11 09:08:46.834 INFO [stderr] 4 | use pnet::packet::icmpv6::Icmpv6Packet;
Dec 11 09:08:46.834 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:46.834 INFO [stderr] 
Dec 11 09:08:46.834 INFO [stderr] warning: unused imports: `IpNextHeaderProtocol`, `IpNextHeaderProtocols`
Dec 11 09:08:46.834 INFO [stderr]  --> src/sniffer.rs:5:24
Dec 11 09:08:46.834 INFO [stderr]   |
Dec 11 09:08:46.834 INFO [stderr] 5 | use pnet::packet::ip::{IpNextHeaderProtocol, IpNextHeaderProtocols};
Dec 11 09:08:46.834 INFO [stderr]   |                        ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:46.834 INFO [stderr] 
Dec 11 09:08:46.834 INFO [stderr] warning: unused import: `pnet::packet::ipv6::Ipv6Packet`
Dec 11 09:08:46.834 INFO [stderr]  --> src/sniffer.rs:7:5
Dec 11 09:08:46.834 INFO [stderr]   |
Dec 11 09:08:46.834 INFO [stderr] 7 | use pnet::packet::ipv6::Ipv6Packet;
Dec 11 09:08:46.834 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:46.834 INFO [stderr] 
Dec 11 09:08:46.834 INFO [stderr] warning: unused import: `pnet::packet::tcp::TcpPacket`
Dec 11 09:08:46.834 INFO [stderr]  --> src/sniffer.rs:8:5
Dec 11 09:08:46.834 INFO [stderr]   |
Dec 11 09:08:46.834 INFO [stderr] 8 | use pnet::packet::tcp::TcpPacket;
Dec 11 09:08:46.834 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:46.834 INFO [stderr] 
Dec 11 09:08:46.834 INFO [stderr] warning: unused import: `pnet::util::MacAddr`
Dec 11 09:08:46.834 INFO [stderr]   --> src/sniffer.rs:10:5
Dec 11 09:08:46.834 INFO [stderr]    |
Dec 11 09:08:46.834 INFO [stderr] 10 | use pnet::util::MacAddr;
Dec 11 09:08:46.834 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:46.834 INFO [stderr] 
Dec 11 09:08:46.834 INFO [stderr] warning: unused import: `std::io::Write`
Dec 11 09:08:46.834 INFO [stderr]   --> src/sniffer.rs:12:5
Dec 11 09:08:46.834 INFO [stderr]    |
Dec 11 09:08:46.834 INFO [stderr] 12 | use std::io::Write;
Dec 11 09:08:46.834 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 11 09:08:46.834 INFO [stderr] 
Dec 11 09:08:46.834 INFO [stderr] warning: unused import: `std::net::IpAddr`
Dec 11 09:08:46.834 INFO [stderr]   --> src/sniffer.rs:13:5
Dec 11 09:08:46.834 INFO [stderr]    |
Dec 11 09:08:46.834 INFO [stderr] 13 | use std::net::IpAddr;
Dec 11 09:08:46.834 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 11 09:08:46.834 INFO [stderr] 
Dec 11 09:08:46.972 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:08:46.972 INFO [stderr]   --> src/packet.rs:66:9
Dec 11 09:08:46.972 INFO [stderr]    |
Dec 11 09:08:46.972 INFO [stderr] 66 |         /// Building an IPV4 packet.
Dec 11 09:08:46.972 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:46.972 INFO [stderr]    |
Dec 11 09:08:46.973 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 11 09:08:46.973 INFO [stderr] 
Dec 11 09:08:46.973 INFO [stderr] warning: doc comment not used by rustdoc
Dec 11 09:08:46.973 INFO [stderr]   --> src/packet.rs:78:9
Dec 11 09:08:46.973 INFO [stderr]    |
Dec 11 09:08:46.973 INFO [stderr] 78 |         /// Building an TCP packet
Dec 11 09:08:46.973 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:46.973 INFO [stderr] 
Dec 11 09:08:46.973 INFO [stderr] warning: unused import: `EtherTypes`
Dec 11 09:08:46.973 INFO [stderr]  --> src/sniffer.rs:3:30
Dec 11 09:08:46.973 INFO [stderr]   |
Dec 11 09:08:46.973 INFO [stderr] 3 | use pnet::packet::ethernet::{EtherTypes, EthernetPacket, MutableEthernetPacket};
Dec 11 09:08:46.973 INFO [stderr]   |                              ^^^^^^^^^^
Dec 11 09:08:46.973 INFO [stderr]   |
Dec 11 09:08:46.973 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 09:08:46.973 INFO [stderr] 
Dec 11 09:08:46.973 INFO [stderr] warning: unused import: `pnet::packet::icmpv6::Icmpv6Packet`
Dec 11 09:08:46.973 INFO [stderr]  --> src/sniffer.rs:4:5
Dec 11 09:08:46.973 INFO [stderr]   |
Dec 11 09:08:46.973 INFO [stderr] 4 | use pnet::packet::icmpv6::Icmpv6Packet;
Dec 11 09:08:46.973 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:46.973 INFO [stderr] 
Dec 11 09:08:46.973 INFO [stderr] warning: unused imports: `IpNextHeaderProtocol`, `IpNextHeaderProtocols`
Dec 11 09:08:46.973 INFO [stderr]  --> src/sniffer.rs:5:24
Dec 11 09:08:46.973 INFO [stderr]   |
Dec 11 09:08:46.973 INFO [stderr] 5 | use pnet::packet::ip::{IpNextHeaderProtocol, IpNextHeaderProtocols};
Dec 11 09:08:46.973 INFO [stderr]   |                        ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:46.973 INFO [stderr] 
Dec 11 09:08:46.973 INFO [stderr] warning: unused import: `pnet::packet::ipv6::Ipv6Packet`
Dec 11 09:08:46.973 INFO [stderr]  --> src/sniffer.rs:7:5
Dec 11 09:08:46.973 INFO [stderr]   |
Dec 11 09:08:46.973 INFO [stderr] 7 | use pnet::packet::ipv6::Ipv6Packet;
Dec 11 09:08:46.973 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:46.973 INFO [stderr] 
Dec 11 09:08:46.973 INFO [stderr] warning: unused import: `pnet::packet::tcp::TcpPacket`
Dec 11 09:08:46.973 INFO [stderr]  --> src/sniffer.rs:8:5
Dec 11 09:08:46.973 INFO [stderr]   |
Dec 11 09:08:46.973 INFO [stderr] 8 | use pnet::packet::tcp::TcpPacket;
Dec 11 09:08:46.973 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:46.973 INFO [stderr] 
Dec 11 09:08:46.973 INFO [stderr] warning: unused import: `pnet::util::MacAddr`
Dec 11 09:08:46.973 INFO [stderr]   --> src/sniffer.rs:10:5
Dec 11 09:08:46.973 INFO [stderr]    |
Dec 11 09:08:46.973 INFO [stderr] 10 | use pnet::util::MacAddr;
Dec 11 09:08:46.973 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:46.973 INFO [stderr] 
Dec 11 09:08:46.973 INFO [stderr] warning: unused import: `std::io::Write`
Dec 11 09:08:46.973 INFO [stderr]   --> src/sniffer.rs:12:5
Dec 11 09:08:46.973 INFO [stderr]    |
Dec 11 09:08:46.973 INFO [stderr] 12 | use std::io::Write;
Dec 11 09:08:46.973 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 11 09:08:46.973 INFO [stderr] 
Dec 11 09:08:46.973 INFO [stderr] warning: unused import: `std::net::IpAddr`
Dec 11 09:08:46.973 INFO [stderr]   --> src/sniffer.rs:13:5
Dec 11 09:08:46.973 INFO [stderr]    |
Dec 11 09:08:46.973 INFO [stderr] 13 | use std::net::IpAddr;
Dec 11 09:08:46.973 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 11 09:08:46.973 INFO [stderr] 
Dec 11 09:08:47.064 INFO [stderr] warning: unreachable expression
Dec 11 09:08:47.064 INFO [stderr]   --> src/sniffer.rs:73:9
Dec 11 09:08:47.064 INFO [stderr]    |
Dec 11 09:08:47.064 INFO [stderr] 73 |         Ok(())
Dec 11 09:08:47.064 INFO [stderr]    |         ^^^^^^
Dec 11 09:08:47.064 INFO [stderr]    |
Dec 11 09:08:47.064 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 11 09:08:47.064 INFO [stderr] 
Dec 11 09:08:47.108 INFO [stderr] warning: unreachable expression
Dec 11 09:08:47.108 INFO [stderr]   --> src/sniffer.rs:73:9
Dec 11 09:08:47.108 INFO [stderr]    |
Dec 11 09:08:47.108 INFO [stderr] 73 |         Ok(())
Dec 11 09:08:47.108 INFO [stderr]    |         ^^^^^^
Dec 11 09:08:47.108 INFO [stderr]    |
Dec 11 09:08:47.108 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 11 09:08:47.108 INFO [stderr] 
Dec 11 09:08:47.108 INFO [stderr] warning: unused variable: `e`
Dec 11 09:08:47.108 INFO [stderr]   --> src/sniffer.rs:59:17
Dec 11 09:08:47.108 INFO [stderr]    |
Dec 11 09:08:47.108 INFO [stderr] 59 |             Err(e) => return Err(ReciverError::PacketError),
Dec 11 09:08:47.108 INFO [stderr]    |                 ^ help: consider using `_e` instead
Dec 11 09:08:47.108 INFO [stderr]    |
Dec 11 09:08:47.108 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 09:08:47.108 INFO [stderr] 
Dec 11 09:08:47.108 INFO [stderr] warning: unused variable: `fake_ethernet_frame`
Dec 11 09:08:47.108 INFO [stderr]   --> src/sniffer.rs:64:21
Dec 11 09:08:47.108 INFO [stderr]    |
Dec 11 09:08:47.108 INFO [stderr] 64 |             let mut fake_ethernet_frame = MutableEthernetPacket::new(&mut buf[..]).unwrap();
Dec 11 09:08:47.108 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^ help: consider using `_fake_ethernet_frame` instead
Dec 11 09:08:47.109 INFO [stderr] 
Dec 11 09:08:47.140 INFO [stderr] warning: unused variable: `e`
Dec 11 09:08:47.140 INFO [stderr]   --> src/sniffer.rs:59:17
Dec 11 09:08:47.140 INFO [stderr]    |
Dec 11 09:08:47.140 INFO [stderr] 59 |             Err(e) => return Err(ReciverError::PacketError),
Dec 11 09:08:47.140 INFO [stderr]    |                 ^ help: consider using `_e` instead
Dec 11 09:08:47.140 INFO [stderr]    |
Dec 11 09:08:47.140 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 09:08:47.140 INFO [stderr] 
Dec 11 09:08:47.140 INFO [stderr] warning: unused variable: `fake_ethernet_frame`
Dec 11 09:08:47.140 INFO [stderr]   --> src/sniffer.rs:64:21
Dec 11 09:08:47.140 INFO [stderr]    |
Dec 11 09:08:47.140 INFO [stderr] 64 |             let mut fake_ethernet_frame = MutableEthernetPacket::new(&mut buf[..]).unwrap();
Dec 11 09:08:47.140 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^ help: consider using `_fake_ethernet_frame` instead
Dec 11 09:08:47.140 INFO [stderr] 
Dec 11 09:08:47.288 INFO [stderr] warning: variable does not need to be mutable
Dec 11 09:08:47.288 INFO [stderr]   --> src/main.rs:61:13
Dec 11 09:08:47.288 INFO [stderr]    |
Dec 11 09:08:47.288 INFO [stderr] 61 |         let mut relative_path: PathBuf;
Dec 11 09:08:47.288 INFO [stderr]    |             ----^^^^^^^^^^^^^
Dec 11 09:08:47.288 INFO [stderr]    |             |
Dec 11 09:08:47.288 INFO [stderr]    |             help: remove this `mut`
Dec 11 09:08:47.288 INFO [stderr]    |
Dec 11 09:08:47.288 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 09:08:47.288 INFO [stderr] 
Dec 11 09:08:47.288 INFO [stderr] warning: variable does not need to be mutable
Dec 11 09:08:47.288 INFO [stderr]   --> src/main.rs:67:13
Dec 11 09:08:47.288 INFO [stderr]    |
Dec 11 09:08:47.288 INFO [stderr] 67 |         let mut file = File::open(relative_path).unwrap();
Dec 11 09:08:47.288 INFO [stderr]    |             ----^^^^
Dec 11 09:08:47.288 INFO [stderr]    |             |
Dec 11 09:08:47.288 INFO [stderr]    |             help: remove this `mut`
Dec 11 09:08:47.289 INFO [stderr] 
Dec 11 09:08:47.289 INFO [stderr] warning: variable does not need to be mutable
Dec 11 09:08:47.289 INFO [stderr]   --> src/main.rs:61:13
Dec 11 09:08:47.289 INFO [stderr]    |
Dec 11 09:08:47.289 INFO [stderr] 61 |         let mut relative_path: PathBuf;
Dec 11 09:08:47.289 INFO [stderr]    |             ----^^^^^^^^^^^^^
Dec 11 09:08:47.289 INFO [stderr]    |             |
Dec 11 09:08:47.289 INFO [stderr]    |             help: remove this `mut`
Dec 11 09:08:47.289 INFO [stderr]    |
Dec 11 09:08:47.289 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 09:08:47.289 INFO [stderr] 
Dec 11 09:08:47.289 INFO [stderr] warning: variable does not need to be mutable
Dec 11 09:08:47.289 INFO [stderr]   --> src/main.rs:67:13
Dec 11 09:08:47.289 INFO [stderr]    |
Dec 11 09:08:47.289 INFO [stderr] 67 |         let mut file = File::open(relative_path).unwrap();
Dec 11 09:08:47.289 INFO [stderr]    |             ----^^^^
Dec 11 09:08:47.289 INFO [stderr]    |             |
Dec 11 09:08:47.289 INFO [stderr]    |             help: remove this `mut`
Dec 11 09:08:47.289 INFO [stderr] 
Dec 11 09:08:47.352 INFO [stderr] warning: variable does not need to be mutable
Dec 11 09:08:47.352 INFO [stderr]   --> src/sniffer.rs:64:17
Dec 11 09:08:47.352 INFO [stderr]    |
Dec 11 09:08:47.352 INFO [stderr] 64 |             let mut fake_ethernet_frame = MutableEthernetPacket::new(&mut buf[..]).unwrap();
Dec 11 09:08:47.352 INFO [stderr]    |                 ----^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:47.352 INFO [stderr]    |                 |
Dec 11 09:08:47.352 INFO [stderr]    |                 help: remove this `mut`
Dec 11 09:08:47.352 INFO [stderr] 
Dec 11 09:08:47.352 INFO [stderr] warning: field is never used: `rx`
Dec 11 09:08:47.352 INFO [stderr]   --> src/packet.rs:17:5
Dec 11 09:08:47.352 INFO [stderr]    |
Dec 11 09:08:47.352 INFO [stderr] 17 |     rx: TransportReceiver,
Dec 11 09:08:47.352 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:47.352 INFO [stderr]    |
Dec 11 09:08:47.352 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 09:08:47.352 INFO [stderr] 
Dec 11 09:08:47.352 INFO [stderr] warning: method is never used: `packets`
Dec 11 09:08:47.352 INFO [stderr]   --> src/packet.rs:36:5
Dec 11 09:08:47.352 INFO [stderr]    |
Dec 11 09:08:47.352 INFO [stderr] 36 |     pub fn packets(&mut self) -> Ipv4TransportChannelIterator {
Dec 11 09:08:47.352 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:47.352 INFO [stderr] 
Dec 11 09:08:47.352 INFO [stderr] warning: method is never used: `recv`
Dec 11 09:08:47.353 INFO [stderr]   --> src/packet.rs:97:5
Dec 11 09:08:47.353 INFO [stderr]    |
Dec 11 09:08:47.353 INFO [stderr] 97 |     pub fn recv(&mut self) -> () {
Dec 11 09:08:47.353 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:47.353 INFO [stderr] 
Dec 11 09:08:47.376 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 09:08:47.376 INFO [stderr]   --> src/main.rs:97:9
Dec 11 09:08:47.376 INFO [stderr]    |
Dec 11 09:08:47.376 INFO [stderr] 97 |         sniff.recv();
Dec 11 09:08:47.376 INFO [stderr]    |         ^^^^^^^^^^^^^
Dec 11 09:08:47.376 INFO [stderr]    |
Dec 11 09:08:47.376 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 09:08:47.376 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 09:08:47.376 INFO [stderr] 
Dec 11 09:08:47.386 INFO [stderr] warning: variable does not need to be mutable
Dec 11 09:08:47.386 INFO [stderr]   --> src/sniffer.rs:64:17
Dec 11 09:08:47.386 INFO [stderr]    |
Dec 11 09:08:47.386 INFO [stderr] 64 |             let mut fake_ethernet_frame = MutableEthernetPacket::new(&mut buf[..]).unwrap();
Dec 11 09:08:47.386 INFO [stderr]    |                 ----^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:47.386 INFO [stderr]    |                 |
Dec 11 09:08:47.386 INFO [stderr]    |                 help: remove this `mut`
Dec 11 09:08:47.386 INFO [stderr] 
Dec 11 09:08:47.386 INFO [stderr] warning: field is never used: `rx`
Dec 11 09:08:47.386 INFO [stderr]   --> src/packet.rs:17:5
Dec 11 09:08:47.386 INFO [stderr]    |
Dec 11 09:08:47.386 INFO [stderr] 17 |     rx: TransportReceiver,
Dec 11 09:08:47.386 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:47.386 INFO [stderr]    |
Dec 11 09:08:47.386 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 09:08:47.386 INFO [stderr] 
Dec 11 09:08:47.386 INFO [stderr] warning: method is never used: `packets`
Dec 11 09:08:47.386 INFO [stderr]   --> src/packet.rs:36:5
Dec 11 09:08:47.386 INFO [stderr]    |
Dec 11 09:08:47.386 INFO [stderr] 36 |     pub fn packets(&mut self) -> Ipv4TransportChannelIterator {
Dec 11 09:08:47.386 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:47.386 INFO [stderr] 
Dec 11 09:08:47.386 INFO [stderr] warning: method is never used: `recv`
Dec 11 09:08:47.387 INFO [stderr]   --> src/packet.rs:97:5
Dec 11 09:08:47.387 INFO [stderr]    |
Dec 11 09:08:47.387 INFO [stderr] 97 |     pub fn recv(&mut self) -> () {
Dec 11 09:08:47.387 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:08:47.387 INFO [stderr] 
Dec 11 09:08:47.404 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 09:08:47.404 INFO [stderr]   --> src/main.rs:97:9
Dec 11 09:08:47.404 INFO [stderr]    |
Dec 11 09:08:47.404 INFO [stderr] 97 |         sniff.recv();
Dec 11 09:08:47.404 INFO [stderr]    |         ^^^^^^^^^^^^^
Dec 11 09:08:47.404 INFO [stderr]    |
Dec 11 09:08:47.404 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 09:08:47.404 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 09:08:47.404 INFO [stderr] 
Dec 11 09:08:47.489 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
Dec 11 09:08:47.544 INFO [stderr] su: No module specific data is present
Dec 11 09:08:48.380 INFO running `"docker" "inspect" "c2ab67ac0912eb7da7edd0e215d1f7a6d29645b77682ed961d151e44058ff739"`
Dec 11 09:08:48.662 INFO running `"docker" "rm" "-f" "c2ab67ac0912eb7da7edd0e215d1f7a6d29645b77682ed961d151e44058ff739"`
Dec 11 09:08:48.936 INFO [stdout] c2ab67ac0912eb7da7edd0e215d1f7a6d29645b77682ed961d151e44058ff739